Change the time markup
[gitweb] / gitweb.cgi
1 #!/usr/bin/perl
2
3 # gitweb - simple web interface to track changes in git repositories
4 #
5 # (C) 2005-2006, Kay Sievers <kay.sievers@vrfy.org>
6 # (C) 2005, Christian Gierke
7 #
8 # This program is licensed under the GPLv2
9
10 use 5.008;
11 use strict;
12 use warnings;
13 # handle ACL in file access tests
14 use filetest 'access';
15 use CGI qw(:standard :escapeHTML -nosticky);
16 use CGI::Util qw(unescape);
17 use CGI::Carp qw(fatalsToBrowser set_message);
18 use Encode;
19 use Fcntl ':mode';
20 use File::Find qw();
21 use File::Basename qw(basename);
22 use Time::HiRes qw(gettimeofday tv_interval);
23 use Digest::MD5 qw(md5_hex);
24
25 binmode STDOUT, ':utf8';
26
27 if (!defined($CGI::VERSION) || $CGI::VERSION < 4.08) {
28 eval 'sub CGI::multi_param { CGI::param(@_) }'
29 }
30
31 our $t0 = [ gettimeofday() ];
32 our $number_of_git_cmds = 0;
33
34 BEGIN {
35 CGI->compile() if $ENV{'MOD_PERL'};
36 }
37
38 our $version = "2.34.1";
39
40 our ($my_url, $my_uri, $base_url, $path_info, $home_link);
41 sub evaluate_uri {
42 our $cgi;
43
44 our $my_url = $cgi->url();
45 our $my_uri = $cgi->url(-absolute => 1);
46
47 # Base URL for relative URLs in gitweb ($logo, $favicon, ...),
48 # needed and used only for URLs with nonempty PATH_INFO
49 our $base_url = $my_url;
50
51 # When the script is used as DirectoryIndex, the URL does not contain the name
52 # of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we
53 # have to do it ourselves. We make $path_info global because it's also used
54 # later on.
55 #
56 # Another issue with the script being the DirectoryIndex is that the resulting
57 # $my_url data is not the full script URL: this is good, because we want
58 # generated links to keep implying the script name if it wasn't explicitly
59 # indicated in the URL we're handling, but it means that $my_url cannot be used
60 # as base URL.
61 # Therefore, if we needed to strip PATH_INFO, then we know that we have
62 # to build the base URL ourselves:
63 our $path_info = decode_utf8($ENV{"PATH_INFO"});
64 if ($path_info) {
65 # $path_info has already been URL-decoded by the web server, but
66 # $my_url and $my_uri have not. URL-decode them so we can properly
67 # strip $path_info.
68 $my_url = unescape($my_url);
69 $my_uri = unescape($my_uri);
70 if ($my_url =~ s,\Q$path_info\E$,, &&
71 $my_uri =~ s,\Q$path_info\E$,, &&
72 defined $ENV{'SCRIPT_NAME'}) {
73 $base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'};
74 }
75 }
76
77 # target of the home link on top of all pages
78 our $home_link = $my_uri || "/";
79 }
80
81 # core git executable to use
82 # this can just be "git" if your webserver has a sensible PATH
83 our $GIT = "/usr/bin/git";
84
85 # absolute fs-path which will be prepended to the project path
86 #our $projectroot = "/pub/scm";
87 our $projectroot = "/pub/git";
88
89 # fs traversing limit for getting project list
90 # the number is relative to the projectroot
91 our $project_maxdepth = 2007;
92
93 # string of the home link on top of all pages
94 our $home_link_str = "projects";
95
96 # extra breadcrumbs preceding the home link
97 our @extra_breadcrumbs = ();
98
99 # name of your site or organization to appear in page titles
100 # replace this with something more descriptive for clearer bookmarks
101 our $site_name = ""
102 || ($ENV{'SERVER_NAME'} || "Untitled") . " Git";
103
104 # html snippet to include in the <head> section of each page
105 our $site_html_head_string = "";
106 # filename of html text to include at top of each page
107 our $site_header = "";
108 # html text to include at home page
109 our $home_text = "indextext.html";
110 # filename of html text to include at bottom of each page
111 our $site_footer = "";
112
113 # URI of stylesheets
114 our @stylesheets = ("static/gitweb.css");
115 # URI of a single stylesheet, which can be overridden in GITWEB_CONFIG.
116 our $stylesheet = undef;
117 # URI of GIT logo (72x27 size)
118 our $logo = "static/git-logo.png";
119 # URI of GIT favicon, assumed to be image/png type
120 our $favicon = "static/git-favicon.png";
121 # URI of gitweb.js (JavaScript code for gitweb)
122 our $javascript = "static/gitweb.js";
123
124 # URI and label (title) of GIT logo link
125 #our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/";
126 #our $logo_label = "git documentation";
127 our $logo_url = "http://git-scm.com/";
128 our $logo_label = "git homepage";
129
130 # source of projects list
131 our $projects_list = "";
132
133 # the width (in characters) of the projects list "Description" column
134 our $projects_list_description_width = 25;
135
136 # group projects by category on the projects list
137 # (enabled if this variable evaluates to true)
138 our $projects_list_group_categories = 0;
139
140 # default category if none specified
141 # (leave the empty string for no category)
142 our $project_list_default_category = "";
143
144 # default order of projects list
145 # valid values are none, project, descr, owner, and age
146 our $default_projects_order = "project";
147
148 # show repository only if this file exists
149 # (only effective if this variable evaluates to true)
150 our $export_ok = "";
151
152 # don't generate age column on the projects list page
153 our $omit_age_column = 0;
154
155 # don't generate information about owners of repositories
156 our $omit_owner=0;
157
158 # show repository only if this subroutine returns true
159 # when given the path to the project, for example:
160 # sub { return -e "$_[0]/git-daemon-export-ok"; }
161 our $export_auth_hook = undef;
162
163 # only allow viewing of repositories also shown on the overview page
164 our $strict_export = "";
165
166 # list of git base URLs used for URL to where fetch project from,
167 # i.e. full URL is "$git_base_url/$project"
168 our @git_base_url_list = grep { $_ ne '' } ("");
169
170 # default blob_plain mimetype and default charset for text/plain blob
171 our $default_blob_plain_mimetype = 'text/plain';
172 our $default_text_plain_charset = undef;
173
174 # file to use for guessing MIME types before trying /etc/mime.types
175 # (relative to the current git repository)
176 our $mimetypes_file = undef;
177
178 # assume this charset if line contains non-UTF-8 characters;
179 # it should be valid encoding (see Encoding::Supported(3pm) for list),
180 # for which encoding all byte sequences are valid, for example
181 # 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it
182 # could be even 'utf-8' for the old behavior)
183 our $fallback_encoding = 'latin1';
184
185 # rename detection options for git-diff and git-diff-tree
186 # - default is '-M', with the cost proportional to
187 # (number of removed files) * (number of new files).
188 # - more costly is '-C' (which implies '-M'), with the cost proportional to
189 # (number of changed files + number of removed files) * (number of new files)
190 # - even more costly is '-C', '--find-copies-harder' with cost
191 # (number of files in the original tree) * (number of new files)
192 # - one might want to include '-B' option, e.g. '-B', '-M'
193 our @diff_opts = ('-M'); # taken from git_commit
194
195 # Disables features that would allow repository owners to inject script into
196 # the gitweb domain.
197 our $prevent_xss = 0;
198
199 # Path to the highlight executable to use (must be the one from
200 # http://www.andre-simon.de due to assumptions about parameters and output).
201 # Useful if highlight is not installed on your webserver's PATH.
202 # [Default: highlight]
203 our $highlight_bin = "highlight";
204
205 # information about snapshot formats that gitweb is capable of serving
206 our %known_snapshot_formats = (
207 # name => {
208 # 'display' => display name,
209 # 'type' => mime type,
210 # 'suffix' => filename suffix,
211 # 'format' => --format for git-archive,
212 # 'compressor' => [compressor command and arguments]
213 # (array reference, optional)
214 # 'disabled' => boolean (optional)}
215 #
216 'tgz' => {
217 'display' => 'tar.gz',
218 'type' => 'application/x-gzip',
219 'suffix' => '.tar.gz',
220 'format' => 'tar',
221 'compressor' => ['gzip', '-n']},
222
223 'tbz2' => {
224 'display' => 'tar.bz2',
225 'type' => 'application/x-bzip2',
226 'suffix' => '.tar.bz2',
227 'format' => 'tar',
228 'compressor' => ['bzip2']},
229
230 'txz' => {
231 'display' => 'tar.xz',
232 'type' => 'application/x-xz',
233 'suffix' => '.tar.xz',
234 'format' => 'tar',
235 'compressor' => ['xz'],
236 'disabled' => 1},
237
238 'zip' => {
239 'display' => 'zip',
240 'type' => 'application/x-zip',
241 'suffix' => '.zip',
242 'format' => 'zip'},
243 );
244
245 # Aliases so we understand old gitweb.snapshot values in repository
246 # configuration.
247 our %known_snapshot_format_aliases = (
248 'gzip' => 'tgz',
249 'bzip2' => 'tbz2',
250 'xz' => 'txz',
251
252 # backward compatibility: legacy gitweb config support
253 'x-gzip' => undef, 'gz' => undef,
254 'x-bzip2' => undef, 'bz2' => undef,
255 'x-zip' => undef, '' => undef,
256 );
257
258 # Pixel sizes for icons and avatars. If the default font sizes or lineheights
259 # are changed, it may be appropriate to change these values too via
260 # $GITWEB_CONFIG.
261 our %avatar_size = (
262 'default' => 16,
263 'double' => 32
264 );
265
266 # Used to set the maximum load that we will still respond to gitweb queries.
267 # If server load exceed this value then return "503 server busy" error.
268 # If gitweb cannot determined server load, it is taken to be 0.
269 # Leave it undefined (or set to 'undef') to turn off load checking.
270 our $maxload = 300;
271
272 # configuration for 'highlight' (http://www.andre-simon.de/)
273 # match by basename
274 our %highlight_basename = (
275 #'Program' => 'py',
276 #'Library' => 'py',
277 'SConstruct' => 'py', # SCons equivalent of Makefile
278 'Makefile' => 'make',
279 );
280 # match by extension
281 our %highlight_ext = (
282 # main extensions, defining name of syntax;
283 # see files in /usr/share/highlight/langDefs/ directory
284 (map { $_ => $_ } qw(py rb java css js tex bib xml awk bat ini spec tcl sql)),
285 # alternate extensions, see /etc/highlight/filetypes.conf
286 (map { $_ => 'c' } qw(c h)),
287 (map { $_ => 'sh' } qw(sh bash zsh ksh)),
288 (map { $_ => 'cpp' } qw(cpp cxx c++ cc)),
289 (map { $_ => 'php' } qw(php php3 php4 php5 phps)),
290 (map { $_ => 'pl' } qw(pl perl pm)), # perhaps also 'cgi'
291 (map { $_ => 'make'} qw(make mak mk)),
292 (map { $_ => 'xml' } qw(xml xhtml html htm)),
293 );
294
295 # You define site-wide feature defaults here; override them with
296 # $GITWEB_CONFIG as necessary.
297 our %feature = (
298 # feature => {
299 # 'sub' => feature-sub (subroutine),
300 # 'override' => allow-override (boolean),
301 # 'default' => [ default options...] (array reference)}
302 #
303 # if feature is overridable (it means that allow-override has true value),
304 # then feature-sub will be called with default options as parameters;
305 # return value of feature-sub indicates if to enable specified feature
306 #
307 # if there is no 'sub' key (no feature-sub), then feature cannot be
308 # overridden
309 #
310 # use gitweb_get_feature(<feature>) to retrieve the <feature> value
311 # (an array) or gitweb_check_feature(<feature>) to check if <feature>
312 # is enabled
313
314 # Enable the 'blame' blob view, showing the last commit that modified
315 # each line in the file. This can be very CPU-intensive.
316
317 # To enable system wide have in $GITWEB_CONFIG
318 # $feature{'blame'}{'default'} = [1];
319 # To have project specific config enable override in $GITWEB_CONFIG
320 # $feature{'blame'}{'override'} = 1;
321 # and in project config gitweb.blame = 0|1;
322 'blame' => {
323 'sub' => sub { feature_bool('blame', @_) },
324 'override' => 0,
325 'default' => [0]},
326
327 # Enable the 'snapshot' link, providing a compressed archive of any
328 # tree. This can potentially generate high traffic if you have large
329 # project.
330
331 # Value is a list of formats defined in %known_snapshot_formats that
332 # you wish to offer.
333 # To disable system wide have in $GITWEB_CONFIG
334 # $feature{'snapshot'}{'default'} = [];
335 # To have project specific config enable override in $GITWEB_CONFIG
336 # $feature{'snapshot'}{'override'} = 1;
337 # and in project config, a comma-separated list of formats or "none"
338 # to disable. Example: gitweb.snapshot = tbz2,zip;
339 'snapshot' => {
340 'sub' => \&feature_snapshot,
341 'override' => 0,
342 'default' => ['tgz']},
343
344 # Enable text search, which will list the commits which match author,
345 # committer or commit text to a given string. Enabled by default.
346 # Project specific override is not supported.
347 #
348 # Note that this controls all search features, which means that if
349 # it is disabled, then 'grep' and 'pickaxe' search would also be
350 # disabled.
351 'search' => {
352 'override' => 0,
353 'default' => [1]},
354
355 # Enable grep search, which will list the files in currently selected
356 # tree containing the given string. Enabled by default. This can be
357 # potentially CPU-intensive, of course.
358 # Note that you need to have 'search' feature enabled too.
359
360 # To enable system wide have in $GITWEB_CONFIG
361 # $feature{'grep'}{'default'} = [1];
362 # To have project specific config enable override in $GITWEB_CONFIG
363 # $feature{'grep'}{'override'} = 1;
364 # and in project config gitweb.grep = 0|1;
365 'grep' => {
366 'sub' => sub { feature_bool('grep', @_) },
367 'override' => 0,
368 'default' => [1]},
369
370 # Enable the pickaxe search, which will list the commits that modified
371 # a given string in a file. This can be practical and quite faster
372 # alternative to 'blame', but still potentially CPU-intensive.
373 # Note that you need to have 'search' feature enabled too.
374
375 # To enable system wide have in $GITWEB_CONFIG
376 # $feature{'pickaxe'}{'default'} = [1];
377 # To have project specific config enable override in $GITWEB_CONFIG
378 # $feature{'pickaxe'}{'override'} = 1;
379 # and in project config gitweb.pickaxe = 0|1;
380 'pickaxe' => {
381 'sub' => sub { feature_bool('pickaxe', @_) },
382 'override' => 0,
383 'default' => [1]},
384
385 # Enable showing size of blobs in a 'tree' view, in a separate
386 # column, similar to what 'ls -l' does. This cost a bit of IO.
387
388 # To disable system wide have in $GITWEB_CONFIG
389 # $feature{'show-sizes'}{'default'} = [0];
390 # To have project specific config enable override in $GITWEB_CONFIG
391 # $feature{'show-sizes'}{'override'} = 1;
392 # and in project config gitweb.showsizes = 0|1;
393 'show-sizes' => {
394 'sub' => sub { feature_bool('showsizes', @_) },
395 'override' => 0,
396 'default' => [1]},
397
398 # Make gitweb use an alternative format of the URLs which can be
399 # more readable and natural-looking: project name is embedded
400 # directly in the path and the query string contains other
401 # auxiliary information. All gitweb installations recognize
402 # URL in either format; this configures in which formats gitweb
403 # generates links.
404
405 # To enable system wide have in $GITWEB_CONFIG
406 # $feature{'pathinfo'}{'default'} = [1];
407 # Project specific override is not supported.
408
409 # Note that you will need to change the default location of CSS,
410 # favicon, logo and possibly other files to an absolute URL. Also,
411 # if gitweb.cgi serves as your indexfile, you will need to force
412 # $my_uri to contain the script name in your $GITWEB_CONFIG.
413 'pathinfo' => {
414 'override' => 0,
415 'default' => [0]},
416
417 # Make gitweb consider projects in project root subdirectories
418 # to be forks of existing projects. Given project $projname.git,
419 # projects matching $projname/*.git will not be shown in the main
420 # projects list, instead a '+' mark will be added to $projname
421 # there and a 'forks' view will be enabled for the project, listing
422 # all the forks. If project list is taken from a file, forks have
423 # to be listed after the main project.
424
425 # To enable system wide have in $GITWEB_CONFIG
426 # $feature{'forks'}{'default'} = [1];
427 # Project specific override is not supported.
428 'forks' => {
429 'override' => 0,
430 'default' => [0]},
431
432 # Insert custom links to the action bar of all project pages.
433 # This enables you mainly to link to third-party scripts integrating
434 # into gitweb; e.g. git-browser for graphical history representation
435 # or custom web-based repository administration interface.
436
437 # The 'default' value consists of a list of triplets in the form
438 # (label, link, position) where position is the label after which
439 # to insert the link and link is a format string where %n expands
440 # to the project name, %f to the project path within the filesystem,
441 # %h to the current hash (h gitweb parameter) and %b to the current
442 # hash base (hb gitweb parameter); %% expands to %.
443
444 # To enable system wide have in $GITWEB_CONFIG e.g.
445 # $feature{'actions'}{'default'} = [('graphiclog',
446 # '/git-browser/by-commit.html?r=%n', 'summary')];
447 # Project specific override is not supported.
448 'actions' => {
449 'override' => 0,
450 'default' => []},
451
452 # Allow gitweb scan project content tags of project repository,
453 # and display the popular Web 2.0-ish "tag cloud" near the projects
454 # list. Note that this is something COMPLETELY different from the
455 # normal Git tags.
456
457 # gitweb by itself can show existing tags, but it does not handle
458 # tagging itself; you need to do it externally, outside gitweb.
459 # The format is described in git_get_project_ctags() subroutine.
460 # You may want to install the HTML::TagCloud Perl module to get
461 # a pretty tag cloud instead of just a list of tags.
462
463 # To enable system wide have in $GITWEB_CONFIG
464 # $feature{'ctags'}{'default'} = [1];
465 # Project specific override is not supported.
466
467 # In the future whether ctags editing is enabled might depend
468 # on the value, but using 1 should always mean no editing of ctags.
469 'ctags' => {
470 'override' => 0,
471 'default' => [0]},
472
473 # The maximum number of patches in a patchset generated in patch
474 # view. Set this to 0 or undef to disable patch view, or to a
475 # negative number to remove any limit.
476
477 # To disable system wide have in $GITWEB_CONFIG
478 # $feature{'patches'}{'default'} = [0];
479 # To have project specific config enable override in $GITWEB_CONFIG
480 # $feature{'patches'}{'override'} = 1;
481 # and in project config gitweb.patches = 0|n;
482 # where n is the maximum number of patches allowed in a patchset.
483 'patches' => {
484 'sub' => \&feature_patches,
485 'override' => 0,
486 'default' => [16]},
487
488 # Avatar support. When this feature is enabled, views such as
489 # shortlog or commit will display an avatar associated with
490 # the email of the committer(s) and/or author(s).
491
492 # Currently available providers are gravatar and picon.
493 # If an unknown provider is specified, the feature is disabled.
494
495 # Picon currently relies on the indiana.edu database.
496
497 # To enable system wide have in $GITWEB_CONFIG
498 # $feature{'avatar'}{'default'} = ['<provider>'];
499 # where <provider> is either gravatar or picon.
500 # To have project specific config enable override in $GITWEB_CONFIG
501 # $feature{'avatar'}{'override'} = 1;
502 # and in project config gitweb.avatar = <provider>;
503 'avatar' => {
504 'sub' => \&feature_avatar,
505 'override' => 0,
506 'default' => ['']},
507
508 # Enable displaying how much time and how many git commands
509 # it took to generate and display page. Disabled by default.
510 # Project specific override is not supported.
511 'timed' => {
512 'override' => 0,
513 'default' => [0]},
514
515 # Enable turning some links into links to actions which require
516 # JavaScript to run (like 'blame_incremental'). Not enabled by
517 # default. Project specific override is currently not supported.
518 'javascript-actions' => {
519 'override' => 0,
520 'default' => [0]},
521
522 # Enable and configure ability to change common timezone for dates
523 # in gitweb output via JavaScript. Enabled by default.
524 # Project specific override is not supported.
525 'javascript-timezone' => {
526 'override' => 0,
527 'default' => [
528 'local', # default timezone: 'utc', 'local', or '(-|+)HHMM' format,
529 # or undef to turn off this feature
530 'gitweb_tz', # name of cookie where to store selected timezone
531 'datetime', # CSS class used to mark up dates for manipulation
532 ]},
533
534 # Syntax highlighting support. This is based on Daniel Svensson's
535 # and Sham Chukoury's work in gitweb-xmms2.git.
536 # It requires the 'highlight' program present in $PATH,
537 # and therefore is disabled by default.
538
539 # To enable system wide have in $GITWEB_CONFIG
540 # $feature{'highlight'}{'default'} = [1];
541
542 'highlight' => {
543 'sub' => sub { feature_bool('highlight', @_) },
544 'override' => 0,
545 'default' => [0]},
546
547 # Enable displaying of remote heads in the heads list
548
549 # To enable system wide have in $GITWEB_CONFIG
550 # $feature{'remote_heads'}{'default'} = [1];
551 # To have project specific config enable override in $GITWEB_CONFIG
552 # $feature{'remote_heads'}{'override'} = 1;
553 # and in project config gitweb.remoteheads = 0|1;
554 'remote_heads' => {
555 'sub' => sub { feature_bool('remote_heads', @_) },
556 'override' => 0,
557 'default' => [0]},
558
559 # Enable showing branches under other refs in addition to heads
560
561 # To set system wide extra branch refs have in $GITWEB_CONFIG
562 # $feature{'extra-branch-refs'}{'default'} = ['dirs', 'of', 'choice'];
563 # To have project specific config enable override in $GITWEB_CONFIG
564 # $feature{'extra-branch-refs'}{'override'} = 1;
565 # and in project config gitweb.extrabranchrefs = dirs of choice
566 # Every directory is separated with whitespace.
567
568 'extra-branch-refs' => {
569 'sub' => \&feature_extra_branch_refs,
570 'override' => 0,
571 'default' => []},
572
573 # Redact e-mail addresses.
574
575 # To enable system wide have in $GITWEB_CONFIG
576 # $feature{'email-privacy'}{'default'} = [1];
577 'email-privacy' => {
578 'sub' => sub { feature_bool('email-privacy', @_) },
579 'override' => 1,
580 'default' => [0]},
581 );
582
583 sub gitweb_get_feature {
584 my ($name) = @_;
585 return unless exists $feature{$name};
586 my ($sub, $override, @defaults) = (
587 $feature{$name}{'sub'},
588 $feature{$name}{'override'},
589 @{$feature{$name}{'default'}});
590 # project specific override is possible only if we have project
591 our $git_dir; # global variable, declared later
592 if (!$override || !defined $git_dir) {
593 return @defaults;
594 }
595 if (!defined $sub) {
596 warn "feature $name is not overridable";
597 return @defaults;
598 }
599 return $sub->(@defaults);
600 }
601
602 # A wrapper to check if a given feature is enabled.
603 # With this, you can say
604 #
605 # my $bool_feat = gitweb_check_feature('bool_feat');
606 # gitweb_check_feature('bool_feat') or somecode;
607 #
608 # instead of
609 #
610 # my ($bool_feat) = gitweb_get_feature('bool_feat');
611 # (gitweb_get_feature('bool_feat'))[0] or somecode;
612 #
613 sub gitweb_check_feature {
614 return (gitweb_get_feature(@_))[0];
615 }
616
617
618 sub feature_bool {
619 my $key = shift;
620 my ($val) = git_get_project_config($key, '--bool');
621
622 if (!defined $val) {
623 return ($_[0]);
624 } elsif ($val eq 'true') {
625 return (1);
626 } elsif ($val eq 'false') {
627 return (0);
628 }
629 }
630
631 sub feature_snapshot {
632 my (@fmts) = @_;
633
634 my ($val) = git_get_project_config('snapshot');
635
636 if ($val) {
637 @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val);
638 }
639
640 return @fmts;
641 }
642
643 sub feature_patches {
644 my @val = (git_get_project_config('patches', '--int'));
645
646 if (@val) {
647 return @val;
648 }
649
650 return ($_[0]);
651 }
652
653 sub feature_avatar {
654 my @val = (git_get_project_config('avatar'));
655
656 return @val ? @val : @_;
657 }
658
659 sub feature_extra_branch_refs {
660 my (@branch_refs) = @_;
661 my $values = git_get_project_config('extrabranchrefs');
662
663 if ($values) {
664 $values = config_to_multi ($values);
665 @branch_refs = ();
666 foreach my $value (@{$values}) {
667 push @branch_refs, split /\s+/, $value;
668 }
669 }
670
671 return @branch_refs;
672 }
673
674 # checking HEAD file with -e is fragile if the repository was
675 # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
676 # and then pruned.
677 sub check_head_link {
678 my ($dir) = @_;
679 my $headfile = "$dir/HEAD";
680 return ((-e $headfile) ||
681 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
682 }
683
684 sub check_export_ok {
685 my ($dir) = @_;
686 return (check_head_link($dir) &&
687 (!$export_ok || -e "$dir/$export_ok") &&
688 (!$export_auth_hook || $export_auth_hook->($dir)));
689 }
690
691 # process alternate names for backward compatibility
692 # filter out unsupported (unknown) snapshot formats
693 sub filter_snapshot_fmts {
694 my @fmts = @_;
695
696 @fmts = map {
697 exists $known_snapshot_format_aliases{$_} ?
698 $known_snapshot_format_aliases{$_} : $_} @fmts;
699 @fmts = grep {
700 exists $known_snapshot_formats{$_} &&
701 !$known_snapshot_formats{$_}{'disabled'}} @fmts;
702 }
703
704 sub filter_and_validate_refs {
705 my @refs = @_;
706 my %unique_refs = ();
707
708 foreach my $ref (@refs) {
709 die_error(500, "Invalid ref '$ref' in 'extra-branch-refs' feature") unless (is_valid_ref_format($ref));
710 # 'heads' are added implicitly in get_branch_refs().
711 $unique_refs{$ref} = 1 if ($ref ne 'heads');
712 }
713 return sort keys %unique_refs;
714 }
715
716 # If it is set to code reference, it is code that it is to be run once per
717 # request, allowing updating configurations that change with each request,
718 # while running other code in config file only once.
719 #
720 # Otherwise, if it is false then gitweb would process config file only once;
721 # if it is true then gitweb config would be run for each request.
722 our $per_request_config = 1;
723
724 # read and parse gitweb config file given by its parameter.
725 # returns true on success, false on recoverable error, allowing
726 # to chain this subroutine, using first file that exists.
727 # dies on errors during parsing config file, as it is unrecoverable.
728 sub read_config_file {
729 my $filename = shift;
730 return unless defined $filename;
731 # die if there are errors parsing config file
732 if (-e $filename) {
733 do $filename;
734 die $@ if $@;
735 return 1;
736 }
737 return;
738 }
739
740 our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM, $GITWEB_CONFIG_COMMON);
741 sub evaluate_gitweb_config {
742 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "gitweb_config.perl";
743 our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "/etc/gitweb.conf";
744 our $GITWEB_CONFIG_COMMON = $ENV{'GITWEB_CONFIG_COMMON'} || "/etc/gitweb-common.conf";
745
746 # Protect against duplications of file names, to not read config twice.
747 # Only one of $GITWEB_CONFIG and $GITWEB_CONFIG_SYSTEM is used, so
748 # there possibility of duplication of filename there doesn't matter.
749 $GITWEB_CONFIG = "" if ($GITWEB_CONFIG eq $GITWEB_CONFIG_COMMON);
750 $GITWEB_CONFIG_SYSTEM = "" if ($GITWEB_CONFIG_SYSTEM eq $GITWEB_CONFIG_COMMON);
751
752 # Common system-wide settings for convenience.
753 # Those settings can be overridden by GITWEB_CONFIG or GITWEB_CONFIG_SYSTEM.
754 read_config_file($GITWEB_CONFIG_COMMON);
755
756 # Use first config file that exists. This means use the per-instance
757 # GITWEB_CONFIG if exists, otherwise use GITWEB_SYSTEM_CONFIG.
758 read_config_file($GITWEB_CONFIG) and return;
759 read_config_file($GITWEB_CONFIG_SYSTEM);
760 }
761
762 # Get loadavg of system, to compare against $maxload.
763 # Currently it requires '/proc/loadavg' present to get loadavg;
764 # if it is not present it returns 0, which means no load checking.
765 sub get_loadavg {
766 if( -e '/proc/loadavg' ){
767 open my $fd, '<', '/proc/loadavg'
768 or return 0;
769 my @load = split(/\s+/, scalar <$fd>);
770 close $fd;
771
772 # The first three columns measure CPU and IO utilization of the last one,
773 # five, and 10 minute periods. The fourth column shows the number of
774 # currently running processes and the total number of processes in the m/n
775 # format. The last column displays the last process ID used.
776 return $load[0] || 0;
777 }
778 # additional checks for load average should go here for things that don't export
779 # /proc/loadavg
780
781 return 0;
782 }
783
784 # version of the core git binary
785 our $git_version;
786 sub evaluate_git_version {
787 our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
788 $number_of_git_cmds++;
789 }
790
791 sub check_loadavg {
792 if (defined $maxload && get_loadavg() > $maxload) {
793 die_error(503, "The load average on the server is too high");
794 }
795 }
796
797 # ======================================================================
798 # input validation and dispatch
799
800 # Various hash size-related values.
801 my $sha1_len = 40;
802 my $sha256_extra_len = 24;
803 my $sha256_len = $sha1_len + $sha256_extra_len;
804
805 # A regex matching $len hex characters. $len may be a range (e.g. 7,64).
806 sub oid_nlen_regex {
807 my $len = shift;
808 my $hchr = qr/[0-9a-fA-F]/;
809 return qr/(?:(?:$hchr){$len})/;
810 }
811
812 # A regex matching two sets of $nlen hex characters, prefixed by the literal
813 # string $prefix and with the literal string $infix between them.
814 sub oid_nlen_prefix_infix_regex {
815 my $nlen = shift;
816 my $prefix = shift;
817 my $infix = shift;
818
819 my $rx = oid_nlen_regex($nlen);
820
821 return qr/^\Q$prefix\E$rx\Q$infix\E$rx$/;
822 }
823
824 # A regex matching a valid object ID.
825 our $oid_regex;
826 {
827 my $x = oid_nlen_regex($sha1_len);
828 my $y = oid_nlen_regex($sha256_extra_len);
829 $oid_regex = qr/(?:$x(?:$y)?)/;
830 }
831
832 # input parameters can be collected from a variety of sources (presently, CGI
833 # and PATH_INFO), so we define an %input_params hash that collects them all
834 # together during validation: this allows subsequent uses (e.g. href()) to be
835 # agnostic of the parameter origin
836
837 our %input_params = ();
838
839 # input parameters are stored with the long parameter name as key. This will
840 # also be used in the href subroutine to convert parameters to their CGI
841 # equivalent, and since the href() usage is the most frequent one, we store
842 # the name -> CGI key mapping here, instead of the reverse.
843 #
844 # XXX: Warning: If you touch this, check the search form for updating,
845 # too.
846
847 our @cgi_param_mapping = (
848 project => "p",
849 action => "a",
850 file_name => "f",
851 file_parent => "fp",
852 hash => "h",
853 hash_parent => "hp",
854 hash_base => "hb",
855 hash_parent_base => "hpb",
856 page => "pg",
857 order => "o",
858 searchtext => "s",
859 searchtype => "st",
860 snapshot_format => "sf",
861 extra_options => "opt",
862 search_use_regexp => "sr",
863 ctag => "by_tag",
864 diff_style => "ds",
865 project_filter => "pf",
866 # this must be last entry (for manipulation from JavaScript)
867 javascript => "js"
868 );
869 our %cgi_param_mapping = @cgi_param_mapping;
870
871 # we will also need to know the possible actions, for validation
872 our %actions = (
873 "blame" => \&git_blame,
874 "blame_incremental" => \&git_blame_incremental,
875 "blame_data" => \&git_blame_data,
876 "blobdiff" => \&git_blobdiff,
877 "blobdiff_plain" => \&git_blobdiff_plain,
878 "blob" => \&git_blob,
879 "blob_plain" => \&git_blob_plain,
880 "commitdiff" => \&git_commitdiff,
881 "commitdiff_plain" => \&git_commitdiff_plain,
882 "commit" => \&git_commit,
883 "forks" => \&git_forks,
884 "heads" => \&git_heads,
885 "history" => \&git_history,
886 "log" => \&git_log,
887 "patch" => \&git_patch,
888 "patches" => \&git_patches,
889 "remotes" => \&git_remotes,
890 "atom" => \&git_atom,
891 "search" => \&git_search,
892 "search_help" => \&git_search_help,
893 "shortlog" => \&git_shortlog,
894 "summary" => \&git_summary,
895 "tag" => \&git_tag,
896 "tags" => \&git_tags,
897 "tree" => \&git_tree,
898 "snapshot" => \&git_snapshot,
899 "object" => \&git_object,
900 # those below don't need $project
901 "opml" => \&git_opml,
902 "project_list" => \&git_project_list,
903 "project_index" => \&git_project_index,
904 );
905
906 # finally, we have the hash of allowed extra_options for the commands that
907 # allow them
908 our %allowed_options = (
909 "--no-merges" => [ qw(atom log shortlog history) ],
910 );
911
912 # fill %input_params with the CGI parameters. All values except for 'opt'
913 # should be single values, but opt can be an array. We should probably
914 # build an array of parameters that can be multi-valued, but since for the time
915 # being it's only this one, we just single it out
916 sub evaluate_query_params {
917 our $cgi;
918
919 while (my ($name, $symbol) = each %cgi_param_mapping) {
920 if ($symbol eq 'opt') {
921 $input_params{$name} = [ map { decode_utf8($_) } $cgi->multi_param($symbol) ];
922 } else {
923 $input_params{$name} = decode_utf8($cgi->param($symbol));
924 }
925 }
926 }
927
928 # now read PATH_INFO and update the parameter list for missing parameters
929 sub evaluate_path_info {
930 return if defined $input_params{'project'};
931 return if !$path_info;
932 $path_info =~ s,^/+,,;
933 return if !$path_info;
934
935 # find which part of PATH_INFO is project
936 my $project = $path_info;
937 $project =~ s,/+$,,;
938 while ($project && !check_head_link("$projectroot/$project")) {
939 $project =~ s,/*[^/]*$,,;
940 }
941 return unless $project;
942 $input_params{'project'} = $project;
943
944 # do not change any parameters if an action is given using the query string
945 return if $input_params{'action'};
946 $path_info =~ s,^\Q$project\E/*,,;
947
948 # next, check if we have an action
949 my $action = $path_info;
950 $action =~ s,/.*$,,;
951 if (exists $actions{$action}) {
952 $path_info =~ s,^$action/*,,;
953 $input_params{'action'} = $action;
954 }
955
956 # list of actions that want hash_base instead of hash, but can have no
957 # pathname (f) parameter
958 my @wants_base = (
959 'tree',
960 'history',
961 );
962
963 # we want to catch, among others
964 # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name]
965 my ($parentrefname, $parentpathname, $refname, $pathname) =
966 ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?([^:]+?)?(?::(.+))?$/);
967
968 # first, analyze the 'current' part
969 if (defined $pathname) {
970 # we got "branch:filename" or "branch:dir/"
971 # we could use git_get_type(branch:pathname), but:
972 # - it needs $git_dir
973 # - it does a git() call
974 # - the convention of terminating directories with a slash
975 # makes it superfluous
976 # - embedding the action in the PATH_INFO would make it even
977 # more superfluous
978 $pathname =~ s,^/+,,;
979 if (!$pathname || substr($pathname, -1) eq "/") {
980 $input_params{'action'} ||= "tree";
981 $pathname =~ s,/$,,;
982 } else {
983 # the default action depends on whether we had parent info
984 # or not
985 if ($parentrefname) {
986 $input_params{'action'} ||= "blobdiff_plain";
987 } else {
988 $input_params{'action'} ||= "blob_plain";
989 }
990 }
991 $input_params{'hash_base'} ||= $refname;
992 $input_params{'file_name'} ||= $pathname;
993 } elsif (defined $refname) {
994 # we got "branch". In this case we have to choose if we have to
995 # set hash or hash_base.
996 #
997 # Most of the actions without a pathname only want hash to be
998 # set, except for the ones specified in @wants_base that want
999 # hash_base instead. It should also be noted that hand-crafted
1000 # links having 'history' as an action and no pathname or hash
1001 # set will fail, but that happens regardless of PATH_INFO.
1002 if (defined $parentrefname) {
1003 # if there is parent let the default be 'shortlog' action
1004 # (for http://git.example.com/repo.git/A..B links); if there
1005 # is no parent, dispatch will detect type of object and set
1006 # action appropriately if required (if action is not set)
1007 $input_params{'action'} ||= "shortlog";
1008 }
1009 if ($input_params{'action'} &&
1010 grep { $_ eq $input_params{'action'} } @wants_base) {
1011 $input_params{'hash_base'} ||= $refname;
1012 } else {
1013 $input_params{'hash'} ||= $refname;
1014 }
1015 }
1016
1017 # next, handle the 'parent' part, if present
1018 if (defined $parentrefname) {
1019 # a missing pathspec defaults to the 'current' filename, allowing e.g.
1020 # someproject/blobdiff/oldrev..newrev:/filename
1021 if ($parentpathname) {
1022 $parentpathname =~ s,^/+,,;
1023 $parentpathname =~ s,/$,,;
1024 $input_params{'file_parent'} ||= $parentpathname;
1025 } else {
1026 $input_params{'file_parent'} ||= $input_params{'file_name'};
1027 }
1028 # we assume that hash_parent_base is wanted if a path was specified,
1029 # or if the action wants hash_base instead of hash
1030 if (defined $input_params{'file_parent'} ||
1031 grep { $_ eq $input_params{'action'} } @wants_base) {
1032 $input_params{'hash_parent_base'} ||= $parentrefname;
1033 } else {
1034 $input_params{'hash_parent'} ||= $parentrefname;
1035 }
1036 }
1037
1038 # for the snapshot action, we allow URLs in the form
1039 # $project/snapshot/$hash.ext
1040 # where .ext determines the snapshot and gets removed from the
1041 # passed $refname to provide the $hash.
1042 #
1043 # To be able to tell that $refname includes the format extension, we
1044 # require the following two conditions to be satisfied:
1045 # - the hash input parameter MUST have been set from the $refname part
1046 # of the URL (i.e. they must be equal)
1047 # - the snapshot format MUST NOT have been defined already (e.g. from
1048 # CGI parameter sf)
1049 # It's also useless to try any matching unless $refname has a dot,
1050 # so we check for that too
1051 if (defined $input_params{'action'} &&
1052 $input_params{'action'} eq 'snapshot' &&
1053 defined $refname && index($refname, '.') != -1 &&
1054 $refname eq $input_params{'hash'} &&
1055 !defined $input_params{'snapshot_format'}) {
1056 # We loop over the known snapshot formats, checking for
1057 # extensions. Allowed extensions are both the defined suffix
1058 # (which includes the initial dot already) and the snapshot
1059 # format key itself, with a prepended dot
1060 while (my ($fmt, $opt) = each %known_snapshot_formats) {
1061 my $hash = $refname;
1062 unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) {
1063 next;
1064 }
1065 my $sfx = $1;
1066 # a valid suffix was found, so set the snapshot format
1067 # and reset the hash parameter
1068 $input_params{'snapshot_format'} = $fmt;
1069 $input_params{'hash'} = $hash;
1070 # we also set the format suffix to the one requested
1071 # in the URL: this way a request for e.g. .tgz returns
1072 # a .tgz instead of a .tar.gz
1073 $known_snapshot_formats{$fmt}{'suffix'} = $sfx;
1074 last;
1075 }
1076 }
1077 }
1078
1079 our ($action, $project, $file_name, $file_parent, $hash, $hash_parent, $hash_base,
1080 $hash_parent_base, @extra_options, $page, $searchtype, $search_use_regexp,
1081 $searchtext, $search_regexp, $project_filter);
1082 sub evaluate_and_validate_params {
1083 our $action = $input_params{'action'};
1084 if (defined $action) {
1085 if (!is_valid_action($action)) {
1086 die_error(400, "Invalid action parameter");
1087 }
1088 }
1089
1090 # parameters which are pathnames
1091 our $project = $input_params{'project'};
1092 if (defined $project) {
1093 if (!is_valid_project($project)) {
1094 undef $project;
1095 die_error(404, "No such project");
1096 }
1097 }
1098
1099 our $project_filter = $input_params{'project_filter'};
1100 if (defined $project_filter) {
1101 if (!is_valid_pathname($project_filter)) {
1102 die_error(404, "Invalid project_filter parameter");
1103 }
1104 }
1105
1106 our $file_name = $input_params{'file_name'};
1107 if (defined $file_name) {
1108 if (!is_valid_pathname($file_name)) {
1109 die_error(400, "Invalid file parameter");
1110 }
1111 }
1112
1113 our $file_parent = $input_params{'file_parent'};
1114 if (defined $file_parent) {
1115 if (!is_valid_pathname($file_parent)) {
1116 die_error(400, "Invalid file parent parameter");
1117 }
1118 }
1119
1120 # parameters which are refnames
1121 our $hash = $input_params{'hash'};
1122 if (defined $hash) {
1123 if (!is_valid_refname($hash)) {
1124 die_error(400, "Invalid hash parameter");
1125 }
1126 }
1127
1128 our $hash_parent = $input_params{'hash_parent'};
1129 if (defined $hash_parent) {
1130 if (!is_valid_refname($hash_parent)) {
1131 die_error(400, "Invalid hash parent parameter");
1132 }
1133 }
1134
1135 our $hash_base = $input_params{'hash_base'};
1136 if (defined $hash_base) {
1137 if (!is_valid_refname($hash_base)) {
1138 die_error(400, "Invalid hash base parameter");
1139 }
1140 }
1141
1142 our @extra_options = @{$input_params{'extra_options'}};
1143 # @extra_options is always defined, since it can only be (currently) set from
1144 # CGI, and $cgi->param() returns the empty array in array context if the param
1145 # is not set
1146 foreach my $opt (@extra_options) {
1147 if (not exists $allowed_options{$opt}) {
1148 die_error(400, "Invalid option parameter");
1149 }
1150 if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
1151 die_error(400, "Invalid option parameter for this action");
1152 }
1153 }
1154
1155 our $hash_parent_base = $input_params{'hash_parent_base'};
1156 if (defined $hash_parent_base) {
1157 if (!is_valid_refname($hash_parent_base)) {
1158 die_error(400, "Invalid hash parent base parameter");
1159 }
1160 }
1161
1162 # other parameters
1163 our $page = $input_params{'page'};
1164 if (defined $page) {
1165 if ($page =~ m/[^0-9]/) {
1166 die_error(400, "Invalid page parameter");
1167 }
1168 }
1169
1170 our $searchtype = $input_params{'searchtype'};
1171 if (defined $searchtype) {
1172 if ($searchtype =~ m/[^a-z]/) {
1173 die_error(400, "Invalid searchtype parameter");
1174 }
1175 }
1176
1177 our $search_use_regexp = $input_params{'search_use_regexp'};
1178
1179 our $searchtext = $input_params{'searchtext'};
1180 our $search_regexp = undef;
1181 if (defined $searchtext) {
1182 if (length($searchtext) < 2) {
1183 die_error(403, "At least two characters are required for search parameter");
1184 }
1185 if ($search_use_regexp) {
1186 $search_regexp = $searchtext;
1187 if (!eval { qr/$search_regexp/; 1; }) {
1188 (my $error = $@) =~ s/ at \S+ line \d+.*\n?//;
1189 die_error(400, "Invalid search regexp '$search_regexp'",
1190 esc_html($error));
1191 }
1192 } else {
1193 $search_regexp = quotemeta $searchtext;
1194 }
1195 }
1196 }
1197
1198 # path to the current git repository
1199 our $git_dir;
1200 sub evaluate_git_dir {
1201 our $git_dir = "$projectroot/$project" if $project;
1202 }
1203
1204 our (@snapshot_fmts, $git_avatar, @extra_branch_refs);
1205 sub configure_gitweb_features {
1206 # list of supported snapshot formats
1207 our @snapshot_fmts = gitweb_get_feature('snapshot');
1208 @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
1209
1210 our ($git_avatar) = gitweb_get_feature('avatar');
1211 $git_avatar = '' unless $git_avatar =~ /^(?:gravatar|picon)$/s;
1212
1213 our @extra_branch_refs = gitweb_get_feature('extra-branch-refs');
1214 @extra_branch_refs = filter_and_validate_refs (@extra_branch_refs);
1215 }
1216
1217 sub get_branch_refs {
1218 return ('heads', @extra_branch_refs);
1219 }
1220
1221 # custom error handler: 'die <message>' is Internal Server Error
1222 sub handle_errors_html {
1223 my $msg = shift; # it is already HTML escaped
1224
1225 # to avoid infinite loop where error occurs in die_error,
1226 # change handler to default handler, disabling handle_errors_html
1227 set_message("Error occurred when inside die_error:\n$msg");
1228
1229 # you cannot jump out of die_error when called as error handler;
1230 # the subroutine set via CGI::Carp::set_message is called _after_
1231 # HTTP headers are already written, so it cannot write them itself
1232 die_error(undef, undef, $msg, -error_handler => 1, -no_http_header => 1);
1233 }
1234 set_message(\&handle_errors_html);
1235
1236 # dispatch
1237 sub dispatch {
1238 if (!defined $action) {
1239 if (defined $hash) {
1240 $action = git_get_type($hash);
1241 $action or die_error(404, "Object does not exist");
1242 } elsif (defined $hash_base && defined $file_name) {
1243 $action = git_get_type("$hash_base:$file_name");
1244 $action or die_error(404, "File or directory does not exist");
1245 } elsif (defined $project) {
1246 $action = 'summary';
1247 } else {
1248 $action = 'project_list';
1249 }
1250 }
1251 if (!defined($actions{$action})) {
1252 die_error(400, "Unknown action");
1253 }
1254 if ($action !~ m/^(?:opml|project_list|project_index)$/ &&
1255 !$project) {
1256 die_error(400, "Project needed");
1257 }
1258 $actions{$action}->();
1259 }
1260
1261 sub reset_timer {
1262 our $t0 = [ gettimeofday() ]
1263 if defined $t0;
1264 our $number_of_git_cmds = 0;
1265 }
1266
1267 our $first_request = 1;
1268 sub run_request {
1269 reset_timer();
1270
1271 evaluate_uri();
1272 if ($first_request) {
1273 evaluate_gitweb_config();
1274 evaluate_git_version();
1275 }
1276 if ($per_request_config) {
1277 if (ref($per_request_config) eq 'CODE') {
1278 $per_request_config->();
1279 } elsif (!$first_request) {
1280 evaluate_gitweb_config();
1281 }
1282 }
1283 check_loadavg();
1284
1285 # $projectroot and $projects_list might be set in gitweb config file
1286 $projects_list ||= $projectroot;
1287
1288 evaluate_query_params();
1289 evaluate_path_info();
1290 evaluate_and_validate_params();
1291 evaluate_git_dir();
1292
1293 configure_gitweb_features();
1294
1295 dispatch();
1296 }
1297
1298 our $is_last_request = sub { 1 };
1299 our ($pre_dispatch_hook, $post_dispatch_hook, $pre_listen_hook);
1300 our $CGI = 'CGI';
1301 our $cgi;
1302 our $FCGI_Stream_PRINT_raw = \&FCGI::Stream::PRINT;
1303 sub configure_as_fcgi {
1304 require CGI::Fast;
1305 our $CGI = 'CGI::Fast';
1306 # FCGI is not Unicode aware hence the UTF-8 encoding must be done manually.
1307 # However no encoding must be done within git_blob_plain() and git_snapshot()
1308 # which must still output in raw binary mode.
1309 no warnings 'redefine';
1310 my $enc = Encode::find_encoding('UTF-8');
1311 *FCGI::Stream::PRINT = sub {
1312 my @OUTPUT = @_;
1313 for (my $i = 1; $i < @_; $i++) {
1314 $OUTPUT[$i] = $enc->encode($_[$i], Encode::FB_CROAK|Encode::LEAVE_SRC);
1315 }
1316 @_ = @OUTPUT;
1317 goto $FCGI_Stream_PRINT_raw;
1318 };
1319
1320 my $request_number = 0;
1321 # let each child service 100 requests
1322 our $is_last_request = sub { ++$request_number > 100 };
1323 }
1324 sub evaluate_argv {
1325 my $script_name = $ENV{'SCRIPT_NAME'} || $ENV{'SCRIPT_FILENAME'} || __FILE__;
1326 configure_as_fcgi()
1327 if $script_name =~ /\.fcgi$/;
1328
1329 return unless (@ARGV);
1330
1331 require Getopt::Long;
1332 Getopt::Long::GetOptions(
1333 'fastcgi|fcgi|f' => \&configure_as_fcgi,
1334 'nproc|n=i' => sub {
1335 my ($arg, $val) = @_;
1336 return unless eval { require FCGI::ProcManager; 1; };
1337 my $proc_manager = FCGI::ProcManager->new({
1338 n_processes => $val,
1339 });
1340 our $pre_listen_hook = sub { $proc_manager->pm_manage() };
1341 our $pre_dispatch_hook = sub { $proc_manager->pm_pre_dispatch() };
1342 our $post_dispatch_hook = sub { $proc_manager->pm_post_dispatch() };
1343 },
1344 );
1345 }
1346
1347 sub run {
1348 evaluate_argv();
1349
1350 $first_request = 1;
1351 $pre_listen_hook->()
1352 if $pre_listen_hook;
1353
1354 REQUEST:
1355 while ($cgi = $CGI->new()) {
1356 $pre_dispatch_hook->()
1357 if $pre_dispatch_hook;
1358
1359 run_request();
1360
1361 $post_dispatch_hook->()
1362 if $post_dispatch_hook;
1363 $first_request = 0;
1364
1365 last REQUEST if ($is_last_request->());
1366 }
1367
1368 DONE_GITWEB:
1369 1;
1370 }
1371
1372 run();
1373
1374 if (defined caller) {
1375 # wrapped in a subroutine processing requests,
1376 # e.g. mod_perl with ModPerl::Registry, or PSGI with Plack::App::WrapCGI
1377 return;
1378 } else {
1379 # pure CGI script, serving single request
1380 exit;
1381 }
1382
1383 ## ======================================================================
1384 ## action links
1385
1386 # possible values of extra options
1387 # -full => 0|1 - use absolute/full URL ($my_uri/$my_url as base)
1388 # -replay => 1 - start from a current view (replay with modifications)
1389 # -path_info => 0|1 - don't use/use path_info URL (if possible)
1390 # -anchor => ANCHOR - add #ANCHOR to end of URL, implies -replay if used alone
1391 sub href {
1392 my %params = @_;
1393 # default is to use -absolute url() i.e. $my_uri
1394 my $href = $params{-full} ? $my_url : $my_uri;
1395
1396 # implicit -replay, must be first of implicit params
1397 $params{-replay} = 1 if (keys %params == 1 && $params{-anchor});
1398
1399 $params{'project'} = $project unless exists $params{'project'};
1400
1401 if ($params{-replay}) {
1402 while (my ($name, $symbol) = each %cgi_param_mapping) {
1403 if (!exists $params{$name}) {
1404 $params{$name} = $input_params{$name};
1405 }
1406 }
1407 }
1408
1409 my $use_pathinfo = gitweb_check_feature('pathinfo');
1410 if (defined $params{'project'} &&
1411 (exists $params{-path_info} ? $params{-path_info} : $use_pathinfo)) {
1412 # try to put as many parameters as possible in PATH_INFO:
1413 # - project name
1414 # - action
1415 # - hash_parent or hash_parent_base:/file_parent
1416 # - hash or hash_base:/filename
1417 # - the snapshot_format as an appropriate suffix
1418
1419 # When the script is the root DirectoryIndex for the domain,
1420 # $href here would be something like http://gitweb.example.com/
1421 # Thus, we strip any trailing / from $href, to spare us double
1422 # slashes in the final URL
1423 $href =~ s,/$,,;
1424
1425 # Then add the project name, if present
1426 $href .= "/".esc_path_info($params{'project'});
1427 delete $params{'project'};
1428
1429 # since we destructively absorb parameters, we keep this
1430 # boolean that remembers if we're handling a snapshot
1431 my $is_snapshot = $params{'action'} eq 'snapshot';
1432
1433 # Summary just uses the project path URL, any other action is
1434 # added to the URL
1435 if (defined $params{'action'}) {
1436 $href .= "/".esc_path_info($params{'action'})
1437 unless $params{'action'} eq 'summary';
1438 delete $params{'action'};
1439 }
1440
1441 # Next, we put hash_parent_base:/file_parent..hash_base:/file_name,
1442 # stripping nonexistent or useless pieces
1443 $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'}
1444 || $params{'hash_parent'} || $params{'hash'});
1445 if (defined $params{'hash_base'}) {
1446 if (defined $params{'hash_parent_base'}) {
1447 $href .= esc_path_info($params{'hash_parent_base'});
1448 # skip the file_parent if it's the same as the file_name
1449 if (defined $params{'file_parent'}) {
1450 if (defined $params{'file_name'} && $params{'file_parent'} eq $params{'file_name'}) {
1451 delete $params{'file_parent'};
1452 } elsif ($params{'file_parent'} !~ /\.\./) {
1453 $href .= ":/".esc_path_info($params{'file_parent'});
1454 delete $params{'file_parent'};
1455 }
1456 }
1457 $href .= "..";
1458 delete $params{'hash_parent'};
1459 delete $params{'hash_parent_base'};
1460 } elsif (defined $params{'hash_parent'}) {
1461 $href .= esc_path_info($params{'hash_parent'}). "..";
1462 delete $params{'hash_parent'};
1463 }
1464
1465 $href .= esc_path_info($params{'hash_base'});
1466 if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) {
1467 $href .= ":/".esc_path_info($params{'file_name'});
1468 delete $params{'file_name'};
1469 }
1470 delete $params{'hash'};
1471 delete $params{'hash_base'};
1472 } elsif (defined $params{'hash'}) {
1473 $href .= esc_path_info($params{'hash'});
1474 delete $params{'hash'};
1475 }
1476
1477 # If the action was a snapshot, we can absorb the
1478 # snapshot_format parameter too
1479 if ($is_snapshot) {
1480 my $fmt = $params{'snapshot_format'};
1481 # snapshot_format should always be defined when href()
1482 # is called, but just in case some code forgets, we
1483 # fall back to the default
1484 $fmt ||= $snapshot_fmts[0];
1485 $href .= $known_snapshot_formats{$fmt}{'suffix'};
1486 delete $params{'snapshot_format'};
1487 }
1488 }
1489
1490 # now encode the parameters explicitly
1491 my @result = ();
1492 for (my $i = 0; $i < @cgi_param_mapping; $i += 2) {
1493 my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]);
1494 if (defined $params{$name}) {
1495 if (ref($params{$name}) eq "ARRAY") {
1496 foreach my $par (@{$params{$name}}) {
1497 push @result, $symbol . "=" . esc_param($par);
1498 }
1499 } else {
1500 push @result, $symbol . "=" . esc_param($params{$name});
1501 }
1502 }
1503 }
1504 $href .= "?" . join(';', @result) if scalar @result;
1505
1506 # final transformation: trailing spaces must be escaped (URI-encoded)
1507 $href =~ s/(\s+)$/CGI::escape($1)/e;
1508
1509 if ($params{-anchor}) {
1510 $href .= "#".esc_param($params{-anchor});
1511 }
1512
1513 return $href;
1514 }
1515
1516
1517 ## ======================================================================
1518 ## validation, quoting/unquoting and escaping
1519
1520 sub is_valid_action {
1521 my $input = shift;
1522 return undef unless exists $actions{$input};
1523 return 1;
1524 }
1525
1526 sub is_valid_project {
1527 my $input = shift;
1528
1529 return unless defined $input;
1530 if (!is_valid_pathname($input) ||
1531 !(-d "$projectroot/$input") ||
1532 !check_export_ok("$projectroot/$input") ||
1533 ($strict_export && !project_in_list($input))) {
1534 return undef;
1535 } else {
1536 return 1;
1537 }
1538 }
1539
1540 sub is_valid_pathname {
1541 my $input = shift;
1542
1543 return undef unless defined $input;
1544 # no '.' or '..' as elements of path, i.e. no '.' or '..'
1545 # at the beginning, at the end, and between slashes.
1546 # also this catches doubled slashes
1547 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
1548 return undef;
1549 }
1550 # no null characters
1551 if ($input =~ m!\0!) {
1552 return undef;
1553 }
1554 return 1;
1555 }
1556
1557 sub is_valid_ref_format {
1558 my $input = shift;
1559
1560 return undef unless defined $input;
1561 # restrictions on ref name according to git-check-ref-format
1562 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
1563 return undef;
1564 }
1565 return 1;
1566 }
1567
1568 sub is_valid_refname {
1569 my $input = shift;
1570
1571 return undef unless defined $input;
1572 # textual hashes are O.K.
1573 if ($input =~ m/^$oid_regex$/) {
1574 return 1;
1575 }
1576 # it must be correct pathname
1577 is_valid_pathname($input) or return undef;
1578 # check git-check-ref-format restrictions
1579 is_valid_ref_format($input) or return undef;
1580 return 1;
1581 }
1582
1583 # decode sequences of octets in utf8 into Perl's internal form,
1584 # which is utf-8 with utf8 flag set if needed. gitweb writes out
1585 # in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning
1586 sub to_utf8 {
1587 my $str = shift;
1588 return undef unless defined $str;
1589
1590 if (utf8::is_utf8($str) || utf8::decode($str)) {
1591 return $str;
1592 } else {
1593 return decode($fallback_encoding, $str, Encode::FB_DEFAULT);
1594 }
1595 }
1596
1597 # quote unsafe chars, but keep the slash, even when it's not
1598 # correct, but quoted slashes look too horrible in bookmarks
1599 sub esc_param {
1600 my $str = shift;
1601 return undef unless defined $str;
1602 $str =~ s/([^A-Za-z0-9\-_.~()\/:@ ]+)/CGI::escape($1)/eg;
1603 $str =~ s/ /\+/g;
1604 return $str;
1605 }
1606
1607 # the quoting rules for path_info fragment are slightly different
1608 sub esc_path_info {
1609 my $str = shift;
1610 return undef unless defined $str;
1611
1612 # path_info doesn't treat '+' as space (specially), but '?' must be escaped
1613 $str =~ s/([^A-Za-z0-9\-_.~();\/;:@&= +]+)/CGI::escape($1)/eg;
1614
1615 return $str;
1616 }
1617
1618 # quote unsafe chars in whole URL, so some characters cannot be quoted
1619 sub esc_url {
1620 my $str = shift;
1621 return undef unless defined $str;
1622 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&= ]+)/CGI::escape($1)/eg;
1623 $str =~ s/ /\+/g;
1624 return $str;
1625 }
1626
1627 # quote unsafe characters in HTML attributes
1628 sub esc_attr {
1629
1630 # for XHTML conformance escaping '"' to '&quot;' is not enough
1631 return esc_html(@_);
1632 }
1633
1634 # replace invalid utf8 character with SUBSTITUTION sequence
1635 sub esc_html {
1636 my $str = shift;
1637 my %opts = @_;
1638
1639 return undef unless defined $str;
1640
1641 $str = to_utf8($str);
1642 $str = $cgi->escapeHTML($str);
1643 if ($opts{'-nbsp'}) {
1644 $str =~ s/ /&nbsp;/g;
1645 }
1646 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
1647 return $str;
1648 }
1649
1650 # quote control characters and escape filename to HTML
1651 sub esc_path {
1652 my $str = shift;
1653 my %opts = @_;
1654
1655 return undef unless defined $str;
1656
1657 $str = to_utf8($str);
1658 $str = $cgi->escapeHTML($str);
1659 if ($opts{'-nbsp'}) {
1660 $str =~ s/ /&nbsp;/g;
1661 }
1662 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
1663 return $str;
1664 }
1665
1666 # Sanitize for use in XHTML + application/xml+xhtml (valid XML 1.0)
1667 sub sanitize {
1668 my $str = shift;
1669
1670 return undef unless defined $str;
1671
1672 $str = to_utf8($str);
1673 $str =~ s|([[:cntrl:]])|(index("\t\n\r", $1) != -1 ? $1 : quot_cec($1))|eg;
1674 return $str;
1675 }
1676
1677 # Make control characters "printable", using character escape codes (CEC)
1678 sub quot_cec {
1679 my $cntrl = shift;
1680 my %opts = @_;
1681 my %es = ( # character escape codes, aka escape sequences
1682 "\t" => '\t', # tab (HT)
1683 "\n" => '\n', # line feed (LF)
1684 "\r" => '\r', # carriage return (CR)
1685 "\f" => '\f', # form feed (FF)
1686 "\b" => '\b', # backspace (BS)
1687 "\a" => '\a', # alarm (bell) (BEL)
1688 "\e" => '\e', # escape (ESC)
1689 "\013" => '\v', # vertical tab (VT)
1690 "\000" => '\0', # nul character (NUL)
1691 );
1692 my $chr = ( (exists $es{$cntrl})
1693 ? $es{$cntrl}
1694 : sprintf('\%2x', ord($cntrl)) );
1695 if ($opts{-nohtml}) {
1696 return $chr;
1697 } else {
1698 return "<span class=\"cntrl\">$chr</span>";
1699 }
1700 }
1701
1702 # Alternatively use unicode control pictures codepoints,
1703 # Unicode "printable representation" (PR)
1704 sub quot_upr {
1705 my $cntrl = shift;
1706 my %opts = @_;
1707
1708 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
1709 if ($opts{-nohtml}) {
1710 return $chr;
1711 } else {
1712 return "<span class=\"cntrl\">$chr</span>";
1713 }
1714 }
1715
1716 # git may return quoted and escaped filenames
1717 sub unquote {
1718 my $str = shift;
1719
1720 sub unq {
1721 my $seq = shift;
1722 my %es = ( # character escape codes, aka escape sequences
1723 't' => "\t", # tab (HT, TAB)
1724 'n' => "\n", # newline (NL)
1725 'r' => "\r", # return (CR)
1726 'f' => "\f", # form feed (FF)
1727 'b' => "\b", # backspace (BS)
1728 'a' => "\a", # alarm (bell) (BEL)
1729 'e' => "\e", # escape (ESC)
1730 'v' => "\013", # vertical tab (VT)
1731 );
1732
1733 if ($seq =~ m/^[0-7]{1,3}$/) {
1734 # octal char sequence
1735 return chr(oct($seq));
1736 } elsif (exists $es{$seq}) {
1737 # C escape sequence, aka character escape code
1738 return $es{$seq};
1739 }
1740 # quoted ordinary character
1741 return $seq;
1742 }
1743
1744 if ($str =~ m/^"(.*)"$/) {
1745 # needs unquoting
1746 $str = $1;
1747 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
1748 }
1749 return $str;
1750 }
1751
1752 # escape tabs (convert tabs to spaces)
1753 sub untabify {
1754 my $line = shift;
1755
1756 while ((my $pos = index($line, "\t")) != -1) {
1757 if (my $count = (8 - ($pos % 8))) {
1758 my $spaces = ' ' x $count;
1759 $line =~ s/\t/$spaces/;
1760 }
1761 }
1762
1763 return $line;
1764 }
1765
1766 sub project_in_list {
1767 my $project = shift;
1768 my @list = git_get_projects_list();
1769 return @list && scalar(grep { $_->{'path'} eq $project } @list);
1770 }
1771
1772 ## ----------------------------------------------------------------------
1773 ## HTML aware string manipulation
1774
1775 # Try to chop given string on a word boundary between position
1776 # $len and $len+$add_len. If there is no word boundary there,
1777 # chop at $len+$add_len. Do not chop if chopped part plus ellipsis
1778 # (marking chopped part) would be longer than given string.
1779 sub chop_str {
1780 my $str = shift;
1781 my $len = shift;
1782 my $add_len = shift || 10;
1783 my $where = shift || 'right'; # 'left' | 'center' | 'right'
1784
1785 # Make sure perl knows it is utf8 encoded so we don't
1786 # cut in the middle of a utf8 multibyte char.
1787 $str = to_utf8($str);
1788
1789 # allow only $len chars, but don't cut a word if it would fit in $add_len
1790 # if it doesn't fit, cut it if it's still longer than the dots we would add
1791 # remove chopped character entities entirely
1792
1793 # when chopping in the middle, distribute $len into left and right part
1794 # return early if chopping wouldn't make string shorter
1795 if ($where eq 'center') {
1796 return $str if ($len + 5 >= length($str)); # filler is length 5
1797 $len = int($len/2);
1798 } else {
1799 return $str if ($len + 4 >= length($str)); # filler is length 4
1800 }
1801
1802 # regexps: ending and beginning with word part up to $add_len
1803 my $endre = qr/.{$len}\w{0,$add_len}/;
1804 my $begre = qr/\w{0,$add_len}.{$len}/;
1805
1806 if ($where eq 'left') {
1807 $str =~ m/^(.*?)($begre)$/;
1808 my ($lead, $body) = ($1, $2);
1809 if (length($lead) > 4) {
1810 $lead = " ...";
1811 }
1812 return "$lead$body";
1813
1814 } elsif ($where eq 'center') {
1815 $str =~ m/^($endre)(.*)$/;
1816 my ($left, $str) = ($1, $2);
1817 $str =~ m/^(.*?)($begre)$/;
1818 my ($mid, $right) = ($1, $2);
1819 if (length($mid) > 5) {
1820 $mid = " ... ";
1821 }
1822 return "$left$mid$right";
1823
1824 } else {
1825 $str =~ m/^($endre)(.*)$/;
1826 my $body = $1;
1827 my $tail = $2;
1828 if (length($tail) > 4) {
1829 $tail = "... ";
1830 }
1831 return "$body$tail";
1832 }
1833 }
1834
1835 # takes the same arguments as chop_str, but also wraps a <span> around the
1836 # result with a title attribute if it does get chopped. Additionally, the
1837 # string is HTML-escaped.
1838 sub chop_and_escape_str {
1839 my ($str) = @_;
1840
1841 my $chopped = chop_str(@_);
1842 $str = to_utf8($str);
1843 if ($chopped eq $str) {
1844 return esc_html($chopped);
1845 } else {
1846 $str =~ s/[[:cntrl:]]/?/g;
1847 return $cgi->span({-title=>$str}, esc_html($chopped));
1848 }
1849 }
1850
1851 # Highlight selected fragments of string, using given CSS class,
1852 # and escape HTML. It is assumed that fragments do not overlap.
1853 # Regions are passed as list of pairs (array references).
1854 #
1855 # Example: esc_html_hl_regions("foobar", "mark", [ 0, 3 ]) returns
1856 # '<span class="mark">foo</span>bar'
1857 sub esc_html_hl_regions {
1858 my ($str, $css_class, @sel) = @_;
1859 my %opts = grep { ref($_) ne 'ARRAY' } @sel;
1860 @sel = grep { ref($_) eq 'ARRAY' } @sel;
1861 return esc_html($str, %opts) unless @sel;
1862
1863 my $out = '';
1864 my $pos = 0;
1865
1866 for my $s (@sel) {
1867 my ($begin, $end) = @$s;
1868
1869 # Don't create empty <span> elements.
1870 next if $end <= $begin;
1871
1872 my $escaped = esc_html(substr($str, $begin, $end - $begin),
1873 %opts);
1874
1875 $out .= esc_html(substr($str, $pos, $begin - $pos), %opts)
1876 if ($begin - $pos > 0);
1877 $out .= $cgi->span({-class => $css_class}, $escaped);
1878
1879 $pos = $end;
1880 }
1881 $out .= esc_html(substr($str, $pos), %opts)
1882 if ($pos < length($str));
1883
1884 return $out;
1885 }
1886
1887 # return positions of beginning and end of each match
1888 sub matchpos_list {
1889 my ($str, $regexp) = @_;
1890 return unless (defined $str && defined $regexp);
1891
1892 my @matches;
1893 while ($str =~ /$regexp/g) {
1894 push @matches, [$-[0], $+[0]];
1895 }
1896 return @matches;
1897 }
1898
1899 # highlight match (if any), and escape HTML
1900 sub esc_html_match_hl {
1901 my ($str, $regexp) = @_;
1902 return esc_html($str) unless defined $regexp;
1903
1904 my @matches = matchpos_list($str, $regexp);
1905 return esc_html($str) unless @matches;
1906
1907 return esc_html_hl_regions($str, 'match', @matches);
1908 }
1909
1910
1911 # highlight match (if any) of shortened string, and escape HTML
1912 sub esc_html_match_hl_chopped {
1913 my ($str, $chopped, $regexp) = @_;
1914 return esc_html_match_hl($str, $regexp) unless defined $chopped;
1915
1916 my @matches = matchpos_list($str, $regexp);
1917 return esc_html($chopped) unless @matches;
1918
1919 # filter matches so that we mark chopped string
1920 my $tail = "... "; # see chop_str
1921 unless ($chopped =~ s/\Q$tail\E$//) {
1922 $tail = '';
1923 }
1924 my $chop_len = length($chopped);
1925 my $tail_len = length($tail);
1926 my @filtered;
1927
1928 for my $m (@matches) {
1929 if ($m->[0] > $chop_len) {
1930 push @filtered, [ $chop_len, $chop_len + $tail_len ] if ($tail_len > 0);
1931 last;
1932 } elsif ($m->[1] > $chop_len) {
1933 push @filtered, [ $m->[0], $chop_len + $tail_len ];
1934 last;
1935 }
1936 push @filtered, $m;
1937 }
1938
1939 return esc_html_hl_regions($chopped . $tail, 'match', @filtered);
1940 }
1941
1942 ## ----------------------------------------------------------------------
1943 ## functions returning short strings
1944
1945 # CSS class for given age value (in seconds)
1946 sub age_class {
1947 my $age = shift;
1948
1949 if (!defined $age) {
1950 return "noage";
1951 } elsif ($age < 60*60*2) {
1952 return "age0";
1953 } elsif ($age < 60*60*24*2) {
1954 return "age1";
1955 } else {
1956 return "age2";
1957 }
1958 }
1959
1960 # convert age in seconds to "nn units ago" string
1961 sub age_string {
1962 my $age = shift;
1963 my $age_str;
1964
1965 if ($age > 60*60*24*365*2) {
1966 $age_str = (int $age/60/60/24/365);
1967 $age_str .= " years ago";
1968 } elsif ($age > 60*60*24*(365/12)*2) {
1969 $age_str = int $age/60/60/24/(365/12);
1970 $age_str .= " months ago";
1971 } elsif ($age > 60*60*24*7*2) {
1972 $age_str = int $age/60/60/24/7;
1973 $age_str .= " weeks ago";
1974 } elsif ($age > 60*60*24*2) {
1975 $age_str = int $age/60/60/24;
1976 $age_str .= " days ago";
1977 } elsif ($age > 60*60*2) {
1978 $age_str = int $age/60/60;
1979 $age_str .= " hours ago";
1980 } elsif ($age > 60*2) {
1981 $age_str = int $age/60;
1982 $age_str .= " min ago";
1983 } elsif ($age > 2) {
1984 $age_str = int $age;
1985 $age_str .= " sec ago";
1986 } else {
1987 $age_str .= " right now";
1988 }
1989 return $age_str;
1990 }
1991
1992 use constant {
1993 S_IFINVALID => 0030000,
1994 S_IFGITLINK => 0160000,
1995 };
1996
1997 # submodule/subproject, a commit object reference
1998 sub S_ISGITLINK {
1999 my $mode = shift;
2000
2001 return (($mode & S_IFMT) == S_IFGITLINK)
2002 }
2003
2004 # convert file mode in octal to symbolic file mode string
2005 sub mode_str {
2006 my $mode = oct shift;
2007
2008 if (S_ISGITLINK($mode)) {
2009 return 'm---------';
2010 } elsif (S_ISDIR($mode & S_IFMT)) {
2011 return 'drwxr-xr-x';
2012 } elsif (S_ISLNK($mode)) {
2013 return 'lrwxrwxrwx';
2014 } elsif (S_ISREG($mode)) {
2015 # git cares only about the executable bit
2016 if ($mode & S_IXUSR) {
2017 return '-rwxr-xr-x';
2018 } else {
2019 return '-rw-r--r--';
2020 };
2021 } else {
2022 return '----------';
2023 }
2024 }
2025
2026 # convert file mode in octal to file type string
2027 sub file_type {
2028 my $mode = shift;
2029
2030 if ($mode !~ m/^[0-7]+$/) {
2031 return $mode;
2032 } else {
2033 $mode = oct $mode;
2034 }
2035
2036 if (S_ISGITLINK($mode)) {
2037 return "submodule";
2038 } elsif (S_ISDIR($mode & S_IFMT)) {
2039 return "directory";
2040 } elsif (S_ISLNK($mode)) {
2041 return "symlink";
2042 } elsif (S_ISREG($mode)) {
2043 return "file";
2044 } else {
2045 return "unknown";
2046 }
2047 }
2048
2049 # convert file mode in octal to file type description string
2050 sub file_type_long {
2051 my $mode = shift;
2052
2053 if ($mode !~ m/^[0-7]+$/) {
2054 return $mode;
2055 } else {
2056 $mode = oct $mode;
2057 }
2058
2059 if (S_ISGITLINK($mode)) {
2060 return "submodule";
2061 } elsif (S_ISDIR($mode & S_IFMT)) {
2062 return "directory";
2063 } elsif (S_ISLNK($mode)) {
2064 return "symlink";
2065 } elsif (S_ISREG($mode)) {
2066 if ($mode & S_IXUSR) {
2067 return "executable";
2068 } else {
2069 return "file";
2070 };
2071 } else {
2072 return "unknown";
2073 }
2074 }
2075
2076
2077 ## ----------------------------------------------------------------------
2078 ## functions returning short HTML fragments, or transforming HTML fragments
2079 ## which don't belong to other sections
2080
2081 # format line of commit message.
2082 sub format_log_line_html {
2083 my $line = shift;
2084
2085 # Potentially abbreviated OID.
2086 my $regex = oid_nlen_regex("7,64");
2087
2088 $line = esc_html($line, -nbsp=>1);
2089 $line =~ s{
2090 \b
2091 (
2092 # The output of "git describe", e.g. v2.10.0-297-gf6727b0
2093 # or hadoop-20160921-113441-20-g094fb7d
2094 (?<!-) # see strbuf_check_tag_ref(). Tags can't start with -
2095 [A-Za-z0-9.-]+
2096 (?!\.) # refs can't end with ".", see check_refname_format()
2097 -g$regex
2098 |
2099 # Just a normal looking Git SHA1
2100 $regex
2101 )
2102 \b
2103 }{
2104 $cgi->a({-href => href(action=>"object", hash=>$1),
2105 -class => "text"}, $1);
2106 }egx;
2107
2108 return $line;
2109 }
2110
2111 # format marker of refs pointing to given object
2112
2113 # the destination action is chosen based on object type and current context:
2114 # - for annotated tags, we choose the tag view unless it's the current view
2115 # already, in which case we go to shortlog view
2116 # - for other refs, we keep the current view if we're in history, shortlog or
2117 # log view, and select shortlog otherwise
2118 sub format_ref_marker {
2119 my ($refs, $id) = @_;
2120 my $markers = '';
2121
2122 if (defined $refs->{$id}) {
2123 foreach my $ref (@{$refs->{$id}}) {
2124 # this code exploits the fact that non-lightweight tags are the
2125 # only indirect objects, and that they are the only objects for which
2126 # we want to use tag instead of shortlog as action
2127 my ($type, $name) = qw();
2128 my $indirect = ($ref =~ s/\^\{\}$//);
2129 # e.g. tags/v2.6.11 or heads/next
2130 if ($ref =~ m!^(.*?)s?/(.*)$!) {
2131 $type = $1;
2132 $name = $2;
2133 } else {
2134 $type = "ref";
2135 $name = $ref;
2136 }
2137
2138 my $class = $type;
2139 $class .= " indirect" if $indirect;
2140
2141 my $dest_action = "shortlog";
2142
2143 if ($indirect) {
2144 $dest_action = "tag" unless $action eq "tag";
2145 } elsif ($action =~ /^(history|(short)?log)$/) {
2146 $dest_action = $action;
2147 }
2148
2149 my $dest = "";
2150 $dest .= "refs/" unless $ref =~ m!^refs/!;
2151 $dest .= $ref;
2152
2153 my $link = $cgi->a({
2154 -href => href(
2155 action=>$dest_action,
2156 hash=>$dest
2157 )}, esc_html($name));
2158
2159 $markers .= " <span class=\"".esc_attr($class)."\" title=\"".esc_attr($ref)."\">" .
2160 $link . "</span>";
2161 }
2162 }
2163
2164 if ($markers) {
2165 return ' <span class="refs">'. $markers . '</span>';
2166 } else {
2167 return "";
2168 }
2169 }
2170
2171 # format, perhaps shortened and with markers, title line
2172 sub format_subject_html {
2173 my ($long, $short, $href, $extra) = @_;
2174 $extra = '' unless defined($extra);
2175
2176 if (length($short) < length($long)) {
2177 $long =~ s/[[:cntrl:]]/?/g;
2178 return $cgi->a({-href => $href, -class => "list subject",
2179 -title => to_utf8($long)},
2180 esc_html($short)) . $extra;
2181 } else {
2182 return $cgi->a({-href => $href, -class => "list subject"},
2183 esc_html($long)) . $extra;
2184 }
2185 }
2186
2187 # Rather than recomputing the url for an email multiple times, we cache it
2188 # after the first hit. This gives a visible benefit in views where the avatar
2189 # for the same email is used repeatedly (e.g. shortlog).
2190 # The cache is shared by all avatar engines (currently gravatar only), which
2191 # are free to use it as preferred. Since only one avatar engine is used for any
2192 # given page, there's no risk for cache conflicts.
2193 our %avatar_cache = ();
2194
2195 # Compute the picon url for a given email, by using the picon search service over at
2196 # http://www.cs.indiana.edu/picons/search.html
2197 sub picon_url {
2198 my $email = lc shift;
2199 if (!$avatar_cache{$email}) {
2200 my ($user, $domain) = split('@', $email);
2201 $avatar_cache{$email} =
2202 "//www.cs.indiana.edu/cgi-pub/kinzler/piconsearch.cgi/" .
2203 "$domain/$user/" .
2204 "users+domains+unknown/up/single";
2205 }
2206 return $avatar_cache{$email};
2207 }
2208
2209 # Compute the gravatar url for a given email, if it's not in the cache already.
2210 # Gravatar stores only the part of the URL before the size, since that's the
2211 # one computationally more expensive. This also allows reuse of the cache for
2212 # different sizes (for this particular engine).
2213 sub gravatar_url {
2214 my $email = lc shift;
2215 my $size = shift;
2216 $avatar_cache{$email} ||=
2217 "//www.gravatar.com/avatar/" .
2218 md5_hex($email) . "?s=";
2219 return $avatar_cache{$email} . $size;
2220 }
2221
2222 # Insert an avatar for the given $email at the given $size if the feature
2223 # is enabled.
2224 sub git_get_avatar {
2225 my ($email, %opts) = @_;
2226 my $pre_white = ($opts{-pad_before} ? "&nbsp;" : "");
2227 my $post_white = ($opts{-pad_after} ? "&nbsp;" : "");
2228 $opts{-size} ||= 'default';
2229 my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'};
2230 my $url = "";
2231 if ($git_avatar eq 'gravatar') {
2232 $url = gravatar_url($email, $size);
2233 } elsif ($git_avatar eq 'picon') {
2234 $url = picon_url($email);
2235 }
2236 # Other providers can be added by extending the if chain, defining $url
2237 # as needed. If no variant puts something in $url, we assume avatars
2238 # are completely disabled/unavailable.
2239 if ($url) {
2240 return $pre_white .
2241 "<img width=\"$size\" " .
2242 "class=\"avatar\" " .
2243 "src=\"".esc_url($url)."\" " .
2244 "alt=\"\" " .
2245 "/>" . $post_white;
2246 } else {
2247 return "";
2248 }
2249 }
2250
2251 sub format_search_author {
2252 my ($author, $searchtype, $displaytext) = @_;
2253 my $have_search = gitweb_check_feature('search');
2254
2255 if ($have_search) {
2256 my $performed = "";
2257 if ($searchtype eq 'author') {
2258 $performed = "authored";
2259 } elsif ($searchtype eq 'committer') {
2260 $performed = "committed";
2261 }
2262
2263 return $cgi->a({-href => href(action=>"search", hash=>$hash,
2264 searchtext=>$author,
2265 searchtype=>$searchtype), class=>"list",
2266 title=>"Search for commits $performed by $author"},
2267 $displaytext);
2268
2269 } else {
2270 return $displaytext;
2271 }
2272 }
2273
2274 # format the author name of the given commit with the given tag
2275 # the author name is chopped and escaped according to the other
2276 # optional parameters (see chop_str).
2277 sub format_author_html {
2278 my $tag = shift;
2279 my $co = shift;
2280 my $author = chop_and_escape_str($co->{'author_name'}, @_);
2281 return "<$tag class=\"author\">" .
2282 format_search_author($co->{'author_name'}, "author",
2283 git_get_avatar($co->{'author_email'}, -pad_after => 1) .
2284 $author) .
2285 "</$tag>";
2286 }
2287
2288 # format git diff header line, i.e. "diff --(git|combined|cc) ..."
2289 sub format_git_diff_header_line {
2290 my $line = shift;
2291 my $diffinfo = shift;
2292 my ($from, $to) = @_;
2293
2294 if ($diffinfo->{'nparents'}) {
2295 # combined diff
2296 $line =~ s!^(diff (.*?) )"?.*$!$1!;
2297 if ($to->{'href'}) {
2298 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
2299 esc_path($to->{'file'}));
2300 } else { # file was deleted (no href)
2301 $line .= esc_path($to->{'file'});
2302 }
2303 } else {
2304 # "ordinary" diff
2305 $line =~ s!^(diff (.*?) )"?a/.*$!$1!;
2306 if ($from->{'href'}) {
2307 $line .= $cgi->a({-href => $from->{'href'}, -class => "path"},
2308 'a/' . esc_path($from->{'file'}));
2309 } else { # file was added (no href)
2310 $line .= 'a/' . esc_path($from->{'file'});
2311 }
2312 $line .= ' ';
2313 if ($to->{'href'}) {
2314 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
2315 'b/' . esc_path($to->{'file'}));
2316 } else { # file was deleted
2317 $line .= 'b/' . esc_path($to->{'file'});
2318 }
2319 }
2320
2321 return "<div class=\"diff header\">$line</div>\n";
2322 }
2323
2324 # format extended diff header line, before patch itself
2325 sub format_extended_diff_header_line {
2326 my $line = shift;
2327 my $diffinfo = shift;
2328 my ($from, $to) = @_;
2329
2330 # match <path>
2331 if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) {
2332 $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2333 esc_path($from->{'file'}));
2334 }
2335 if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) {
2336 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2337 esc_path($to->{'file'}));
2338 }
2339 # match single <mode>
2340 if ($line =~ m/\s(\d{6})$/) {
2341 $line .= '<span class="info"> (' .
2342 file_type_long($1) .
2343 ')</span>';
2344 }
2345 # match <hash>
2346 if ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", ",") |
2347 $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", ",")) {
2348 # can match only for combined diff
2349 $line = 'index ';
2350 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2351 if ($from->{'href'}[$i]) {
2352 $line .= $cgi->a({-href=>$from->{'href'}[$i],
2353 -class=>"hash"},
2354 substr($diffinfo->{'from_id'}[$i],0,7));
2355 } else {
2356 $line .= '0' x 7;
2357 }
2358 # separator
2359 $line .= ',' if ($i < $diffinfo->{'nparents'} - 1);
2360 }
2361 $line .= '..';
2362 if ($to->{'href'}) {
2363 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2364 substr($diffinfo->{'to_id'},0,7));
2365 } else {
2366 $line .= '0' x 7;
2367 }
2368
2369 } elsif ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", "..") |
2370 $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", "..")) {
2371 # can match only for ordinary diff
2372 my ($from_link, $to_link);
2373 if ($from->{'href'}) {
2374 $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"},
2375 substr($diffinfo->{'from_id'},0,7));
2376 } else {
2377 $from_link = '0' x 7;
2378 }
2379 if ($to->{'href'}) {
2380 $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2381 substr($diffinfo->{'to_id'},0,7));
2382 } else {
2383 $to_link = '0' x 7;
2384 }
2385 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2386 $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
2387 }
2388
2389 return $line . "<br/>\n";
2390 }
2391
2392 # format from-file/to-file diff header
2393 sub format_diff_from_to_header {
2394 my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_;
2395 my $line;
2396 my $result = '';
2397
2398 $line = $from_line;
2399 #assert($line =~ m/^---/) if DEBUG;
2400 # no extra formatting for "^--- /dev/null"
2401 if (! $diffinfo->{'nparents'}) {
2402 # ordinary (single parent) diff
2403 if ($line =~ m!^--- "?a/!) {
2404 if ($from->{'href'}) {
2405 $line = '--- a/' .
2406 $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2407 esc_path($from->{'file'}));
2408 } else {
2409 $line = '--- a/' .
2410 esc_path($from->{'file'});
2411 }
2412 }
2413 $result .= qq!<div class="diff from_file">$line</div>\n!;
2414
2415 } else {
2416 # combined diff (merge commit)
2417 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2418 if ($from->{'href'}[$i]) {
2419 $line = '--- ' .
2420 $cgi->a({-href=>href(action=>"blobdiff",
2421 hash_parent=>$diffinfo->{'from_id'}[$i],
2422 hash_parent_base=>$parents[$i],
2423 file_parent=>$from->{'file'}[$i],
2424 hash=>$diffinfo->{'to_id'},
2425 hash_base=>$hash,
2426 file_name=>$to->{'file'}),
2427 -class=>"path",
2428 -title=>"diff" . ($i+1)},
2429 $i+1) .
2430 '/' .
2431 $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"},
2432 esc_path($from->{'file'}[$i]));
2433 } else {
2434 $line = '--- /dev/null';
2435 }
2436 $result .= qq!<div class="diff from_file">$line</div>\n!;
2437 }
2438 }
2439
2440 $line = $to_line;
2441 #assert($line =~ m/^\+\+\+/) if DEBUG;
2442 # no extra formatting for "^+++ /dev/null"
2443 if ($line =~ m!^\+\+\+ "?b/!) {
2444 if ($to->{'href'}) {
2445 $line = '+++ b/' .
2446 $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2447 esc_path($to->{'file'}));
2448 } else {
2449 $line = '+++ b/' .
2450 esc_path($to->{'file'});
2451 }
2452 }
2453 $result .= qq!<div class="diff to_file">$line</div>\n!;
2454
2455 return $result;
2456 }
2457
2458 # create note for patch simplified by combined diff
2459 sub format_diff_cc_simplified {
2460 my ($diffinfo, @parents) = @_;
2461 my $result = '';
2462
2463 $result .= "<div class=\"diff header\">" .
2464 "diff --cc ";
2465 if (!is_deleted($diffinfo)) {
2466 $result .= $cgi->a({-href => href(action=>"blob",
2467 hash_base=>$hash,
2468 hash=>$diffinfo->{'to_id'},
2469 file_name=>$diffinfo->{'to_file'}),
2470 -class => "path"},
2471 esc_path($diffinfo->{'to_file'}));
2472 } else {
2473 $result .= esc_path($diffinfo->{'to_file'});
2474 }
2475 $result .= "</div>\n" . # class="diff header"
2476 "<div class=\"diff nodifferences\">" .
2477 "Simple merge" .
2478 "</div>\n"; # class="diff nodifferences"
2479
2480 return $result;
2481 }
2482
2483 sub diff_line_class {
2484 my ($line, $from, $to) = @_;
2485
2486 # ordinary diff
2487 my $num_sign = 1;
2488 # combined diff
2489 if ($from && $to && ref($from->{'href'}) eq "ARRAY") {
2490 $num_sign = scalar @{$from->{'href'}};
2491 }
2492
2493 my @diff_line_classifier = (
2494 { regexp => qr/^\@\@{$num_sign} /, class => "chunk_header"},
2495 { regexp => qr/^\\/, class => "incomplete" },
2496 { regexp => qr/^ {$num_sign}/, class => "ctx" },
2497 # classifier for context must come before classifier add/rem,
2498 # or we would have to use more complicated regexp, for example
2499 # qr/(?= {0,$m}\+)[+ ]{$num_sign}/, where $m = $num_sign - 1;
2500 { regexp => qr/^[+ ]{$num_sign}/, class => "add" },
2501 { regexp => qr/^[- ]{$num_sign}/, class => "rem" },
2502 );
2503 for my $clsfy (@diff_line_classifier) {
2504 return $clsfy->{'class'}
2505 if ($line =~ $clsfy->{'regexp'});
2506 }
2507
2508 # fallback
2509 return "";
2510 }
2511
2512 # assumes that $from and $to are defined and correctly filled,
2513 # and that $line holds a line of chunk header for unified diff
2514 sub format_unidiff_chunk_header {
2515 my ($line, $from, $to) = @_;
2516
2517 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
2518 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
2519
2520 $from_lines = 0 unless defined $from_lines;
2521 $to_lines = 0 unless defined $to_lines;
2522
2523 if ($from->{'href'}) {
2524 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
2525 -class=>"list"}, $from_text);
2526 }
2527 if ($to->{'href'}) {
2528 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
2529 -class=>"list"}, $to_text);
2530 }
2531 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
2532 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2533 return $line;
2534 }
2535
2536 # assumes that $from and $to are defined and correctly filled,
2537 # and that $line holds a line of chunk header for combined diff
2538 sub format_cc_diff_chunk_header {
2539 my ($line, $from, $to) = @_;
2540
2541 my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/;
2542 my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines);
2543
2544 @from_text = split(' ', $ranges);
2545 for (my $i = 0; $i < @from_text; ++$i) {
2546 ($from_start[$i], $from_nlines[$i]) =
2547 (split(',', substr($from_text[$i], 1)), 0);
2548 }
2549
2550 $to_text = pop @from_text;
2551 $to_start = pop @from_start;
2552 $to_nlines = pop @from_nlines;
2553
2554 $line = "<span class=\"chunk_info\">$prefix ";
2555 for (my $i = 0; $i < @from_text; ++$i) {
2556 if ($from->{'href'}[$i]) {
2557 $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]",
2558 -class=>"list"}, $from_text[$i]);
2559 } else {
2560 $line .= $from_text[$i];
2561 }
2562 $line .= " ";
2563 }
2564 if ($to->{'href'}) {
2565 $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start",
2566 -class=>"list"}, $to_text);
2567 } else {
2568 $line .= $to_text;
2569 }
2570 $line .= " $prefix</span>" .
2571 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2572 return $line;
2573 }
2574
2575 # process patch (diff) line (not to be used for diff headers),
2576 # returning HTML-formatted (but not wrapped) line.
2577 # If the line is passed as a reference, it is treated as HTML and not
2578 # esc_html()'ed.
2579 sub format_diff_line {
2580 my ($line, $diff_class, $from, $to) = @_;
2581
2582 if (ref($line)) {
2583 $line = $$line;
2584 } else {
2585 chomp $line;
2586 $line = untabify($line);
2587
2588 if ($from && $to && $line =~ m/^\@{2} /) {
2589 $line = format_unidiff_chunk_header($line, $from, $to);
2590 } elsif ($from && $to && $line =~ m/^\@{3}/) {
2591 $line = format_cc_diff_chunk_header($line, $from, $to);
2592 } else {
2593 $line = esc_html($line, -nbsp=>1);
2594 }
2595 }
2596
2597 my $diff_classes = "diff";
2598 $diff_classes .= " $diff_class" if ($diff_class);
2599 $line = "<div class=\"$diff_classes\">$line</div>\n";
2600
2601 return $line;
2602 }
2603
2604 # Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)",
2605 # linked. Pass the hash of the tree/commit to snapshot.
2606 sub format_snapshot_links {
2607 my ($hash) = @_;
2608 my $num_fmts = @snapshot_fmts;
2609 if ($num_fmts > 1) {
2610 # A parenthesized list of links bearing format names.
2611 # e.g. "snapshot (_tar.gz_ _zip_)"
2612 return "snapshot (" . join(' ', map
2613 $cgi->a({
2614 -href => href(
2615 action=>"snapshot",
2616 hash=>$hash,
2617 snapshot_format=>$_
2618 )
2619 }, $known_snapshot_formats{$_}{'display'})
2620 , @snapshot_fmts) . ")";
2621 } elsif ($num_fmts == 1) {
2622 # A single "snapshot" link whose tooltip bears the format name.
2623 # i.e. "_snapshot_"
2624 my ($fmt) = @snapshot_fmts;
2625 return
2626 $cgi->a({
2627 -href => href(
2628 action=>"snapshot",
2629 hash=>$hash,
2630 snapshot_format=>$fmt
2631 ),
2632 -title => "in format: $known_snapshot_formats{$fmt}{'display'}"
2633 }, "snapshot");
2634 } else { # $num_fmts == 0
2635 return undef;
2636 }
2637 }
2638
2639 ## ......................................................................
2640 ## functions returning values to be passed, perhaps after some
2641 ## transformation, to other functions; e.g. returning arguments to href()
2642
2643 # returns hash to be passed to href to generate gitweb URL
2644 # in -title key it returns description of link
2645 sub get_feed_info {
2646 my $format = shift || 'Atom';
2647 my %res = (action => lc($format));
2648 my $matched_ref = 0;
2649
2650 # feed links are possible only for project views
2651 return unless (defined $project);
2652 # some views should link to OPML, or to generic project feed,
2653 # or don't have specific feed yet (so they should use generic)
2654 return if (!$action || $action =~ /^(?:tags|heads|forks|tag|search)$/x);
2655
2656 my $branch = undef;
2657 # branches refs uses 'refs/' + $get_branch_refs()[x] + '/' prefix
2658 # (fullname) to differentiate from tag links; this also makes
2659 # possible to detect branch links
2660 for my $ref (get_branch_refs()) {
2661 if ((defined $hash_base && $hash_base =~ m!^refs/\Q$ref\E/(.*)$!) ||
2662 (defined $hash && $hash =~ m!^refs/\Q$ref\E/(.*)$!)) {
2663 $branch = $1;
2664 $matched_ref = $ref;
2665 last;
2666 }
2667 }
2668 # find log type for feed description (title)
2669 my $type = 'log';
2670 if (defined $file_name) {
2671 $type = "history of $file_name";
2672 $type .= "/" if ($action eq 'tree');
2673 $type .= " on '$branch'" if (defined $branch);
2674 } else {
2675 $type = "log of $branch" if (defined $branch);
2676 }
2677
2678 $res{-title} = $type;
2679 $res{'hash'} = (defined $branch ? "refs/$matched_ref/$branch" : undef);
2680 $res{'file_name'} = $file_name;
2681
2682 return %res;
2683 }
2684
2685 ## ----------------------------------------------------------------------
2686 ## git utility subroutines, invoking git commands
2687
2688 # returns path to the core git executable and the --git-dir parameter as list
2689 sub git_cmd {
2690 $number_of_git_cmds++;
2691 return $GIT, '--git-dir='.$git_dir;
2692 }
2693
2694 # quote the given arguments for passing them to the shell
2695 # quote_command("command", "arg 1", "arg with ' and ! characters")
2696 # => "'command' 'arg 1' 'arg with '\'' and '\!' characters'"
2697 # Try to avoid using this function wherever possible.
2698 sub quote_command {
2699 return join(' ',
2700 map { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ );
2701 }
2702
2703 # get HEAD ref of given project as hash
2704 sub git_get_head_hash {
2705 return git_get_full_hash(shift, 'HEAD');
2706 }
2707
2708 sub git_get_full_hash {
2709 return git_get_hash(@_);
2710 }
2711
2712 sub git_get_short_hash {
2713 return git_get_hash(@_, '--short=7');
2714 }
2715
2716 sub git_get_hash {
2717 my ($project, $hash, @options) = @_;
2718 my $o_git_dir = $git_dir;
2719 my $retval = undef;
2720 $git_dir = "$projectroot/$project";
2721 if (open my $fd, '-|', git_cmd(), 'rev-parse',
2722 '--verify', '-q', @options, $hash) {
2723 $retval = <$fd>;
2724 chomp $retval if defined $retval;
2725 close $fd;
2726 }
2727 if (defined $o_git_dir) {
2728 $git_dir = $o_git_dir;
2729 }
2730 return $retval;
2731 }
2732
2733 # get type of given object
2734 sub git_get_type {
2735 my $hash = shift;
2736
2737 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
2738 my $type = <$fd>;
2739 close $fd or return;
2740 chomp $type;
2741 return $type;
2742 }
2743
2744 # repository configuration
2745 our $config_file = '';
2746 our %config;
2747
2748 # store multiple values for single key as anonymous array reference
2749 # single values stored directly in the hash, not as [ <value> ]
2750 sub hash_set_multi {
2751 my ($hash, $key, $value) = @_;
2752
2753 if (!exists $hash->{$key}) {
2754 $hash->{$key} = $value;
2755 } elsif (!ref $hash->{$key}) {
2756 $hash->{$key} = [ $hash->{$key}, $value ];
2757 } else {
2758 push @{$hash->{$key}}, $value;
2759 }
2760 }
2761
2762 # return hash of git project configuration
2763 # optionally limited to some section, e.g. 'gitweb'
2764 sub git_parse_project_config {
2765 my $section_regexp = shift;
2766 my %config;
2767
2768 local $/ = "\0";
2769
2770 open my $fh, "-|", git_cmd(), "config", '-z', '-l',
2771 or return;
2772
2773 while (my $keyval = <$fh>) {
2774 chomp $keyval;
2775 my ($key, $value) = split(/\n/, $keyval, 2);
2776
2777 hash_set_multi(\%config, $key, $value)
2778 if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o);
2779 }
2780 close $fh;
2781
2782 return %config;
2783 }
2784
2785 # convert config value to boolean: 'true' or 'false'
2786 # no value, number > 0, 'true' and 'yes' values are true
2787 # rest of values are treated as false (never as error)
2788 sub config_to_bool {
2789 my $val = shift;
2790
2791 return 1 if !defined $val; # section.key
2792
2793 # strip leading and trailing whitespace
2794 $val =~ s/^\s+//;
2795 $val =~ s/\s+$//;
2796
2797 return (($val =~ /^\d+$/ && $val) || # section.key = 1
2798 ($val =~ /^(?:true|yes)$/i)); # section.key = true
2799 }
2800
2801 # convert config value to simple decimal number
2802 # an optional value suffix of 'k', 'm', or 'g' will cause the value
2803 # to be multiplied by 1024, 1048576, or 1073741824
2804 sub config_to_int {
2805 my $val = shift;
2806
2807 # strip leading and trailing whitespace
2808 $val =~ s/^\s+//;
2809 $val =~ s/\s+$//;
2810
2811 if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) {
2812 $unit = lc($unit);
2813 # unknown unit is treated as 1
2814 return $num * ($unit eq 'g' ? 1073741824 :
2815 $unit eq 'm' ? 1048576 :
2816 $unit eq 'k' ? 1024 : 1);
2817 }
2818 return $val;
2819 }
2820
2821 # convert config value to array reference, if needed
2822 sub config_to_multi {
2823 my $val = shift;
2824
2825 return ref($val) ? $val : (defined($val) ? [ $val ] : []);
2826 }
2827
2828 sub git_get_project_config {
2829 my ($key, $type) = @_;
2830
2831 return unless defined $git_dir;
2832
2833 # key sanity check
2834 return unless ($key);
2835 # only subsection, if exists, is case sensitive,
2836 # and not lowercased by 'git config -z -l'
2837 if (my ($hi, $mi, $lo) = ($key =~ /^([^.]*)\.(.*)\.([^.]*)$/)) {
2838 $lo =~ s/_//g;
2839 $key = join(".", lc($hi), $mi, lc($lo));
2840 return if ($lo =~ /\W/ || $hi =~ /\W/);
2841 } else {
2842 $key = lc($key);
2843 $key =~ s/_//g;
2844 return if ($key =~ /\W/);
2845 }
2846 $key =~ s/^gitweb\.//;
2847
2848 # type sanity check
2849 if (defined $type) {
2850 $type =~ s/^--//;
2851 $type = undef
2852 unless ($type eq 'bool' || $type eq 'int');
2853 }
2854
2855 # get config
2856 if (!defined $config_file ||
2857 $config_file ne "$git_dir/config") {
2858 %config = git_parse_project_config('gitweb');
2859 $config_file = "$git_dir/config";
2860 }
2861
2862 # check if config variable (key) exists
2863 return unless exists $config{"gitweb.$key"};
2864
2865 # ensure given type
2866 if (!defined $type) {
2867 return $config{"gitweb.$key"};
2868 } elsif ($type eq 'bool') {
2869 # backward compatibility: 'git config --bool' returns true/false
2870 return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false';
2871 } elsif ($type eq 'int') {
2872 return config_to_int($config{"gitweb.$key"});
2873 }
2874 return $config{"gitweb.$key"};
2875 }
2876
2877 # get hash of given path at given ref
2878 sub git_get_hash_by_path {
2879 my $base = shift;
2880 my $path = shift || return undef;
2881 my $type = shift;
2882
2883 $path =~ s,/+$,,;
2884
2885 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
2886 or die_error(500, "Open git-ls-tree failed");
2887 my $line = <$fd>;
2888 close $fd or return undef;
2889
2890 if (!defined $line) {
2891 # there is no tree or hash given by $path at $base
2892 return undef;
2893 }
2894
2895 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
2896 $line =~ m/^([0-9]+) (.+) ($oid_regex)\t/;
2897 if (defined $type && $type ne $2) {
2898 # type doesn't match
2899 return undef;
2900 }
2901 return $3;
2902 }
2903
2904 # get path of entry with given hash at given tree-ish (ref)
2905 # used to get 'from' filename for combined diff (merge commit) for renames
2906 sub git_get_path_by_hash {
2907 my $base = shift || return;
2908 my $hash = shift || return;
2909
2910 local $/ = "\0";
2911
2912 open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base
2913 or return undef;
2914 while (my $line = <$fd>) {
2915 chomp $line;
2916
2917 #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb'
2918 #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README'
2919 if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) {
2920 close $fd;
2921 return $1;
2922 }
2923 }
2924 close $fd;
2925 return undef;
2926 }
2927
2928 ## ......................................................................
2929 ## git utility functions, directly accessing git repository
2930
2931 # get the value of config variable either from file named as the variable
2932 # itself in the repository ($GIT_DIR/$name file), or from gitweb.$name
2933 # configuration variable in the repository config file.
2934 sub git_get_file_or_project_config {
2935 my ($path, $name) = @_;
2936
2937 $git_dir = "$projectroot/$path";
2938 open my $fd, '<', "$git_dir/$name"
2939 or return git_get_project_config($name);
2940 my $conf = <$fd>;
2941 close $fd;
2942 if (defined $conf) {
2943 chomp $conf;
2944 }
2945 return $conf;
2946 }
2947
2948 sub git_get_project_description {
2949 my $path = shift;
2950 return git_get_file_or_project_config($path, 'description');
2951 }
2952
2953 sub git_get_project_category {
2954 my $path = shift;
2955 return git_get_file_or_project_config($path, 'category');
2956 }
2957
2958
2959 # supported formats:
2960 # * $GIT_DIR/ctags/<tagname> file (in 'ctags' subdirectory)
2961 # - if its contents is a number, use it as tag weight,
2962 # - otherwise add a tag with weight 1
2963 # * $GIT_DIR/ctags file, each line is a tag (with weight 1)
2964 # the same value multiple times increases tag weight
2965 # * `gitweb.ctag' multi-valued repo config variable
2966 sub git_get_project_ctags {
2967 my $project = shift;
2968 my $ctags = {};
2969
2970 $git_dir = "$projectroot/$project";
2971 if (opendir my $dh, "$git_dir/ctags") {
2972 my @files = grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh);
2973 foreach my $tagfile (@files) {
2974 open my $ct, '<', $tagfile
2975 or next;
2976 my $val = <$ct>;
2977 chomp $val if $val;
2978 close $ct;
2979
2980 (my $ctag = $tagfile) =~ s#.*/##;
2981 if ($val =~ /^\d+$/) {
2982 $ctags->{$ctag} = $val;
2983 } else {
2984 $ctags->{$ctag} = 1;
2985 }
2986 }
2987 closedir $dh;
2988
2989 } elsif (open my $fh, '<', "$git_dir/ctags") {
2990 while (my $line = <$fh>) {
2991 chomp $line;
2992 $ctags->{$line}++ if $line;
2993 }
2994 close $fh;
2995
2996 } else {
2997 my $taglist = config_to_multi(git_get_project_config('ctag'));
2998 foreach my $tag (@$taglist) {
2999 $ctags->{$tag}++;
3000 }
3001 }
3002
3003 return $ctags;
3004 }
3005
3006 # return hash, where keys are content tags ('ctags'),
3007 # and values are sum of weights of given tag in every project
3008 sub git_gather_all_ctags {
3009 my $projects = shift;
3010 my $ctags = {};
3011
3012 foreach my $p (@$projects) {
3013 foreach my $ct (keys %{$p->{'ctags'}}) {
3014 $ctags->{$ct} += $p->{'ctags'}->{$ct};
3015 }
3016 }
3017
3018 return $ctags;
3019 }
3020
3021 sub git_populate_project_tagcloud {
3022 my $ctags = shift;
3023
3024 # First, merge different-cased tags; tags vote on casing
3025 my %ctags_lc;
3026 foreach (keys %$ctags) {
3027 $ctags_lc{lc $_}->{count} += $ctags->{$_};
3028 if (not $ctags_lc{lc $_}->{topcount}
3029 or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) {
3030 $ctags_lc{lc $_}->{topcount} = $ctags->{$_};
3031 $ctags_lc{lc $_}->{topname} = $_;
3032 }
3033 }
3034
3035 my $cloud;
3036 my $matched = $input_params{'ctag'};
3037 if (eval { require HTML::TagCloud; 1; }) {
3038 $cloud = HTML::TagCloud->new;
3039 foreach my $ctag (sort keys %ctags_lc) {
3040 # Pad the title with spaces so that the cloud looks
3041 # less crammed.
3042 my $title = esc_html($ctags_lc{$ctag}->{topname});
3043 $title =~ s/ /&nbsp;/g;
3044 $title =~ s/^/&nbsp;/g;
3045 $title =~ s/$/&nbsp;/g;
3046 if (defined $matched && $matched eq $ctag) {
3047 $title = qq(<span class="match">$title</span>);
3048 }
3049 $cloud->add($title, href(project=>undef, ctag=>$ctag),
3050 $ctags_lc{$ctag}->{count});
3051 }
3052 } else {
3053 $cloud = {};
3054 foreach my $ctag (keys %ctags_lc) {
3055 my $title = esc_html($ctags_lc{$ctag}->{topname}, -nbsp=>1);
3056 if (defined $matched && $matched eq $ctag) {
3057 $title = qq(<span class="match">$title</span>);
3058 }
3059 $cloud->{$ctag}{count} = $ctags_lc{$ctag}->{count};
3060 $cloud->{$ctag}{ctag} =
3061 $cgi->a({-href=>href(project=>undef, ctag=>$ctag)}, $title);
3062 }
3063 }
3064 return $cloud;
3065 }
3066
3067 sub git_show_project_tagcloud {
3068 my ($cloud, $count) = @_;
3069 if (ref $cloud eq 'HTML::TagCloud') {
3070 return $cloud->html_and_css($count);
3071 } else {
3072 my @tags = sort { $cloud->{$a}->{'count'} <=> $cloud->{$b}->{'count'} } keys %$cloud;
3073 return
3074 '<div id="htmltagcloud"'.($project ? '' : ' align="center"').'>' .
3075 join (', ', map {
3076 $cloud->{$_}->{'ctag'}
3077 } splice(@tags, 0, $count)) .
3078 '</div>';
3079 }
3080 }
3081
3082 sub git_get_project_url_list {
3083 my $path = shift;
3084
3085 $git_dir = "$projectroot/$path";
3086 open my $fd, '<', "$git_dir/cloneurl"
3087 or return wantarray ?
3088 @{ config_to_multi(git_get_project_config('url')) } :
3089 config_to_multi(git_get_project_config('url'));
3090 my @git_project_url_list = map { chomp; $_ } <$fd>;
3091 close $fd;
3092
3093 return wantarray ? @git_project_url_list : \@git_project_url_list;
3094 }
3095
3096 sub git_get_projects_list {
3097 my $filter = shift || '';
3098 my $paranoid = shift;
3099 my @list;
3100
3101 if (-d $projects_list) {
3102 # search in directory
3103 my $dir = $projects_list;
3104 # remove the trailing "/"
3105 $dir =~ s!/+$!!;
3106 my $pfxlen = length("$dir");
3107 my $pfxdepth = ($dir =~ tr!/!!);
3108 # when filtering, search only given subdirectory
3109 if ($filter && !$paranoid) {
3110 $dir .= "/$filter";
3111 $dir =~ s!/+$!!;
3112 }
3113
3114 File::Find::find({
3115 follow_fast => 1, # follow symbolic links
3116 follow_skip => 2, # ignore duplicates
3117 dangling_symlinks => 0, # ignore dangling symlinks, silently
3118 wanted => sub {
3119 # global variables
3120 our $project_maxdepth;
3121 our $projectroot;
3122 # skip project-list toplevel, if we get it.
3123 return if (m!^[/.]$!);
3124 # only directories can be git repositories
3125 return unless (-d $_);
3126 # need search permission
3127 return unless (-x $_);
3128 # don't traverse too deep (Find is super slow on os x)
3129 # $project_maxdepth excludes depth of $projectroot
3130 if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) {
3131 $File::Find::prune = 1;
3132 return;
3133 }
3134
3135 my $path = substr($File::Find::name, $pfxlen + 1);
3136 # paranoidly only filter here
3137 if ($paranoid && $filter && $path !~ m!^\Q$filter\E/!) {
3138 next;
3139 }
3140 # we check related file in $projectroot
3141 if (check_export_ok("$projectroot/$path")) {
3142 push @list, { path => $path };
3143 $File::Find::prune = 1;
3144 }
3145 },
3146 }, "$dir");
3147
3148 } elsif (-f $projects_list) {
3149 # read from file(url-encoded):
3150 # 'git%2Fgit.git Linus+Torvalds'
3151 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
3152 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
3153 open my $fd, '<', $projects_list or return;
3154 PROJECT:
3155 while (my $line = <$fd>) {
3156 chomp $line;
3157 my ($path, $owner) = split ' ', $line;
3158 $path = unescape($path);
3159 $owner = unescape($owner);
3160 if (!defined $path) {
3161 next;
3162 }
3163 # if $filter is rpovided, check if $path begins with $filter
3164 if ($filter && $path !~ m!^\Q$filter\E/!) {
3165 next;
3166 }
3167 if (check_export_ok("$projectroot/$path")) {
3168 my $pr = {
3169 path => $path
3170 };
3171 if ($owner) {
3172 $pr->{'owner'} = to_utf8($owner);
3173 }
3174 push @list, $pr;
3175 }
3176 }
3177 close $fd;
3178 }
3179 return @list;
3180 }
3181
3182 # written with help of Tree::Trie module (Perl Artistic License, GPL compatible)
3183 # as side effects it sets 'forks' field to list of forks for forked projects
3184 sub filter_forks_from_projects_list {
3185 my $projects = shift;
3186
3187 my %trie; # prefix tree of directories (path components)
3188 # generate trie out of those directories that might contain forks
3189 foreach my $pr (@$projects) {
3190 my $path = $pr->{'path'};
3191 $path =~ s/\.git$//; # forks of 'repo.git' are in 'repo/' directory
3192 next if ($path =~ m!/$!); # skip non-bare repositories, e.g. 'repo/.git'
3193 next unless ($path); # skip '.git' repository: tests, git-instaweb
3194 next unless (-d "$projectroot/$path"); # containing directory exists
3195 $pr->{'forks'} = []; # there can be 0 or more forks of project
3196
3197 # add to trie
3198 my @dirs = split('/', $path);
3199 # walk the trie, until either runs out of components or out of trie
3200 my $ref = \%trie;
3201 while (scalar @dirs &&
3202 exists($ref->{$dirs[0]})) {
3203 $ref = $ref->{shift @dirs};
3204 }
3205 # create rest of trie structure from rest of components
3206 foreach my $dir (@dirs) {
3207 $ref = $ref->{$dir} = {};
3208 }
3209 # create end marker, store $pr as a data
3210 $ref->{''} = $pr if (!exists $ref->{''});
3211 }
3212
3213 # filter out forks, by finding shortest prefix match for paths
3214 my @filtered;
3215 PROJECT:
3216 foreach my $pr (@$projects) {
3217 # trie lookup
3218 my $ref = \%trie;
3219 DIR:
3220 foreach my $dir (split('/', $pr->{'path'})) {
3221 if (exists $ref->{''}) {
3222 # found [shortest] prefix, is a fork - skip it
3223 push @{$ref->{''}{'forks'}}, $pr;
3224 next PROJECT;
3225 }
3226 if (!exists $ref->{$dir}) {
3227 # not in trie, cannot have prefix, not a fork
3228 push @filtered, $pr;
3229 next PROJECT;
3230 }
3231 # If the dir is there, we just walk one step down the trie.
3232 $ref = $ref->{$dir};
3233 }
3234 # we ran out of trie
3235 # (shouldn't happen: it's either no match, or end marker)
3236 push @filtered, $pr;
3237 }
3238
3239 return @filtered;
3240 }
3241
3242 # note: fill_project_list_info must be run first,
3243 # for 'descr_long' and 'ctags' to be filled
3244 sub search_projects_list {
3245 my ($projlist, %opts) = @_;
3246 my $tagfilter = $opts{'tagfilter'};
3247 my $search_re = $opts{'search_regexp'};
3248
3249 return @$projlist
3250 unless ($tagfilter || $search_re);
3251
3252 # searching projects require filling to be run before it;
3253 fill_project_list_info($projlist,
3254 $tagfilter ? 'ctags' : (),
3255 $search_re ? ('path', 'descr') : ());
3256 my @projects;
3257 PROJECT:
3258 foreach my $pr (@$projlist) {
3259
3260 if ($tagfilter) {
3261 next unless ref($pr->{'ctags'}) eq 'HASH';
3262 next unless
3263 grep { lc($_) eq lc($tagfilter) } keys %{$pr->{'ctags'}};
3264 }
3265
3266 if ($search_re) {
3267 next unless
3268 $pr->{'path'} =~ /$search_re/ ||
3269 $pr->{'descr_long'} =~ /$search_re/;
3270 }
3271
3272 push @projects, $pr;
3273 }
3274
3275 return @projects;
3276 }
3277
3278 our $gitweb_project_owner = undef;
3279 sub git_get_project_list_from_file {
3280
3281 return if (defined $gitweb_project_owner);
3282
3283 $gitweb_project_owner = {};
3284 # read from file (url-encoded):
3285 # 'git%2Fgit.git Linus+Torvalds'
3286 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
3287 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
3288 if (-f $projects_list) {
3289 open(my $fd, '<', $projects_list);
3290 while (my $line = <$fd>) {
3291 chomp $line;
3292 my ($pr, $ow) = split ' ', $line;
3293 $pr = unescape($pr);
3294 $ow = unescape($ow);
3295 $gitweb_project_owner->{$pr} = to_utf8($ow);
3296 }
3297 close $fd;
3298 }
3299 }
3300
3301 sub git_get_project_owner {
3302 my $project = shift;
3303 my $owner;
3304
3305 return undef unless $project;
3306 $git_dir = "$projectroot/$project";
3307
3308 if (!defined $gitweb_project_owner) {
3309 git_get_project_list_from_file();
3310 }
3311
3312 if (exists $gitweb_project_owner->{$project}) {
3313 $owner = $gitweb_project_owner->{$project};
3314 }
3315 if (!defined $owner){
3316 $owner = git_get_project_config('owner');
3317 }
3318 if (!defined $owner) {
3319 $owner = get_file_owner("$git_dir");
3320 }
3321
3322 return $owner;
3323 }
3324
3325 sub git_get_last_activity {
3326 my ($path) = @_;
3327 my $fd;
3328
3329 $git_dir = "$projectroot/$path";
3330 open($fd, "-|", git_cmd(), 'for-each-ref',
3331 '--format=%(committer)',
3332 '--sort=-committerdate',
3333 '--count=1',
3334 map { "refs/$_" } get_branch_refs ()) or return;
3335 my $most_recent = <$fd>;
3336 close $fd or return;
3337 if (defined $most_recent &&
3338 $most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
3339 my $timestamp = $1;
3340 my $age = time - $timestamp;
3341 return ($age, age_string($age));
3342 }
3343 return (undef, undef);
3344 }
3345
3346 # Implementation note: when a single remote is wanted, we cannot use 'git
3347 # remote show -n' because that command always work (assuming it's a remote URL
3348 # if it's not defined), and we cannot use 'git remote show' because that would
3349 # try to make a network roundtrip. So the only way to find if that particular
3350 # remote is defined is to walk the list provided by 'git remote -v' and stop if
3351 # and when we find what we want.
3352 sub git_get_remotes_list {
3353 my $wanted = shift;
3354 my %remotes = ();
3355
3356 open my $fd, '-|' , git_cmd(), 'remote', '-v';
3357 return unless $fd;
3358 while (my $remote = <$fd>) {
3359 chomp $remote;
3360 $remote =~ s!\t(.*?)\s+\((\w+)\)$!!;
3361 next if $wanted and not $remote eq $wanted;
3362 my ($url, $key) = ($1, $2);
3363
3364 $remotes{$remote} ||= { 'heads' => () };
3365 $remotes{$remote}{$key} = $url;
3366 }
3367 close $fd or return;
3368 return wantarray ? %remotes : \%remotes;
3369 }
3370
3371 # Takes a hash of remotes as first parameter and fills it by adding the
3372 # available remote heads for each of the indicated remotes.
3373 sub fill_remote_heads {
3374 my $remotes = shift;
3375 my @heads = map { "remotes/$_" } keys %$remotes;
3376 my @remoteheads = git_get_heads_list(undef, @heads);
3377 foreach my $remote (keys %$remotes) {
3378 $remotes->{$remote}{'heads'} = [ grep {
3379 $_->{'name'} =~ s!^$remote/!!
3380 } @remoteheads ];
3381 }
3382 }
3383
3384 sub git_get_references {
3385 my $type = shift || "";
3386 my %refs;
3387 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
3388 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
3389 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
3390 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
3391 or return;
3392
3393 while (my $line = <$fd>) {
3394 chomp $line;
3395 if ($line =~ m!^($oid_regex)\srefs/($type.*)$!) {
3396 if (defined $refs{$1}) {
3397 push @{$refs{$1}}, $2;
3398 } else {
3399 $refs{$1} = [ $2 ];
3400 }
3401 }
3402 }
3403 close $fd or return;
3404 return \%refs;
3405 }
3406
3407 sub git_get_rev_name_tags {
3408 my $hash = shift || return undef;
3409
3410 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
3411 or return;
3412 my $name_rev = <$fd>;
3413 close $fd;
3414
3415 if ($name_rev =~ m|^$hash tags/(.*)$|) {
3416 return $1;
3417 } else {
3418 # catches also '$hash undefined' output
3419 return undef;
3420 }
3421 }
3422
3423 ## ----------------------------------------------------------------------
3424 ## parse to hash functions
3425
3426 sub parse_date {
3427 my $epoch = shift;
3428 my $tz = shift || "-0000";
3429
3430 my %date;
3431 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
3432 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
3433 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
3434 $date{'hour'} = $hour;
3435 $date{'minute'} = $min;
3436 $date{'mday'} = $mday;
3437 $date{'day'} = $days[$wday];
3438 $date{'month'} = $months[$mon];
3439 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
3440 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
3441 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
3442 $mday, $months[$mon], $hour ,$min;
3443 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
3444 1900+$year, 1+$mon, $mday, $hour ,$min, $sec;
3445
3446 my ($tz_sign, $tz_hour, $tz_min) =
3447 ($tz =~ m/^([-+])(\d\d)(\d\d)$/);
3448 $tz_sign = ($tz_sign eq '-' ? -1 : +1);
3449 my $local = $epoch + $tz_sign*((($tz_hour*60) + $tz_min)*60);
3450 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
3451 $date{'hour_local'} = $hour;
3452 $date{'minute_local'} = $min;
3453 $date{'tz_local'} = $tz;
3454 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
3455 1900+$year, $mon+1, $mday,
3456 $hour, $min, $sec, $tz);
3457 return %date;
3458 }
3459
3460 sub hide_mailaddrs_if_private {
3461 my $line = shift;
3462 return $line unless gitweb_check_feature('email-privacy');
3463 $line =~ s/<[^@>]+@[^>]+>/<redacted>/g;
3464 return $line;
3465 }
3466
3467 sub parse_tag {
3468 my $tag_id = shift;
3469 my %tag;
3470 my @comment;
3471
3472 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
3473 $tag{'id'} = $tag_id;
3474 while (my $line = <$fd>) {
3475 chomp $line;
3476 if ($line =~ m/^object ($oid_regex)$/) {
3477 $tag{'object'} = $1;
3478 } elsif ($line =~ m/^type (.+)$/) {
3479 $tag{'type'} = $1;
3480 } elsif ($line =~ m/^tag (.+)$/) {
3481 $tag{'name'} = $1;
3482 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
3483 $tag{'author'} = hide_mailaddrs_if_private($1);
3484 $tag{'author_epoch'} = $2;
3485 $tag{'author_tz'} = $3;
3486 if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) {
3487 $tag{'author_name'} = $1;
3488 $tag{'author_email'} = $2;
3489 } else {
3490 $tag{'author_name'} = $tag{'author'};
3491 }
3492 } elsif ($line =~ m/--BEGIN/) {
3493 push @comment, $line;
3494 last;
3495 } elsif ($line eq "") {
3496 last;
3497 }
3498 }
3499 push @comment, <$fd>;
3500 $tag{'comment'} = \@comment;
3501 close $fd or return;
3502 if (!defined $tag{'name'}) {
3503 return
3504 };
3505 return %tag
3506 }
3507
3508 sub parse_commit_text {
3509 my ($commit_text, $withparents) = @_;
3510 my @commit_lines = split '\n', $commit_text;
3511 my %co;
3512
3513 pop @commit_lines; # Remove '\0'
3514
3515 if (! @commit_lines) {
3516 return;
3517 }
3518
3519 my $header = shift @commit_lines;
3520 if ($header !~ m/^$oid_regex/) {
3521 return;
3522 }
3523 ($co{'id'}, my @parents) = split ' ', $header;
3524 while (my $line = shift @commit_lines) {
3525 last if $line eq "\n";
3526 if ($line =~ m/^tree ($oid_regex)$/) {
3527 $co{'tree'} = $1;
3528 } elsif ((!defined $withparents) && ($line =~ m/^parent ($oid_regex)$/)) {
3529 push @parents, $1;
3530 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
3531 $co{'author'} = hide_mailaddrs_if_private(to_utf8($1));
3532 $co{'author_epoch'} = $2;
3533 $co{'author_tz'} = $3;
3534 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
3535 $co{'author_name'} = $1;
3536 $co{'author_email'} = $2;
3537 } else {
3538 $co{'author_name'} = $co{'author'};
3539 }
3540 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
3541 $co{'committer'} = hide_mailaddrs_if_private(to_utf8($1));
3542 $co{'committer_epoch'} = $2;
3543 $co{'committer_tz'} = $3;
3544 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
3545 $co{'committer_name'} = $1;
3546 $co{'committer_email'} = $2;
3547 } else {
3548 $co{'committer_name'} = $co{'committer'};
3549 }
3550 }
3551 }
3552 if (!defined $co{'tree'}) {
3553 return;
3554 };
3555 $co{'parents'} = \@parents;
3556 $co{'parent'} = $parents[0];
3557
3558 foreach my $title (@commit_lines) {
3559 $title =~ s/^ //;
3560 if ($title ne "") {
3561 $co{'title'} = chop_str($title, 80, 5);
3562 # remove leading stuff of merges to make the interesting part visible
3563 if (length($title) > 50) {
3564 $title =~ s/^Automatic //;
3565 $title =~ s/^merge (of|with) /Merge ... /i;
3566 if (length($title) > 50) {
3567 $title =~ s/(http|rsync):\/\///;
3568 }
3569 if (length($title) > 50) {
3570 $title =~ s/(master|www|rsync)\.//;
3571 }
3572 if (length($title) > 50) {
3573 $title =~ s/kernel.org:?//;
3574 }
3575 if (length($title) > 50) {
3576 $title =~ s/\/pub\/scm//;
3577 }
3578 }
3579 $co{'title_short'} = chop_str($title, 50, 5);
3580 last;
3581 }
3582 }
3583 if (! defined $co{'title'} || $co{'title'} eq "") {
3584 $co{'title'} = $co{'title_short'} = '(no commit message)';
3585 }
3586 # remove added spaces, redact e-mail addresses if applicable.
3587 foreach my $line (@commit_lines) {
3588 $line =~ s/^ //;
3589 $line = hide_mailaddrs_if_private($line);
3590 }
3591 $co{'comment'} = \@commit_lines;
3592
3593 my $age = time - $co{'committer_epoch'};
3594 $co{'age'} = $age;
3595 $co{'age_string'} = age_string($age);
3596 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
3597 if ($age > 60*60*24*7*2) {
3598 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3599 $co{'age_string_age'} = $co{'age_string'};
3600 } else {
3601 $co{'age_string_date'} = $co{'age_string'};
3602 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3603 }
3604 return %co;
3605 }
3606
3607 sub parse_commit {
3608 my ($commit_id) = @_;
3609 my %co;
3610
3611 local $/ = "\0";
3612
3613 open my $fd, "-|", git_cmd(), "rev-list",
3614 "--parents",
3615 "--header",
3616 "--max-count=1",
3617 $commit_id,
3618 "--",
3619 or die_error(500, "Open git-rev-list failed");
3620 %co = parse_commit_text(<$fd>, 1);
3621 close $fd;
3622
3623 return %co;
3624 }
3625
3626 sub parse_commits {
3627 my ($commit_id, $maxcount, $skip, $filename, @args) = @_;
3628 my @cos;
3629
3630 $maxcount ||= 1;
3631 $skip ||= 0;
3632
3633 local $/ = "\0";
3634
3635 open my $fd, "-|", git_cmd(), "rev-list",
3636 "--header",
3637 @args,
3638 ("--max-count=" . $maxcount),
3639 ("--skip=" . $skip),
3640 @extra_options,
3641 $commit_id,
3642 "--",
3643 ($filename ? ($filename) : ())
3644 or die_error(500, "Open git-rev-list failed");
3645 while (my $line = <$fd>) {
3646 my %co = parse_commit_text($line);
3647 push @cos, \%co;
3648 }
3649 close $fd;
3650
3651 return wantarray ? @cos : \@cos;
3652 }
3653
3654 # parse line of git-diff-tree "raw" output
3655 sub parse_difftree_raw_line {
3656 my $line = shift;
3657 my %res;
3658
3659 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
3660 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
3661 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ($oid_regex) ($oid_regex) (.)([0-9]{0,3})\t(.*)$/) {
3662 $res{'from_mode'} = $1;
3663 $res{'to_mode'} = $2;
3664 $res{'from_id'} = $3;
3665 $res{'to_id'} = $4;
3666 $res{'status'} = $5;
3667 $res{'similarity'} = $6;
3668 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
3669 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
3670 } else {
3671 $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7);
3672 }
3673 }
3674 # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh'
3675 # combined diff (for merge commit)
3676 elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:$oid_regex )+)([a-zA-Z]+)\t(.*)$//) {
3677 $res{'nparents'} = length($1);
3678 $res{'from_mode'} = [ split(' ', $2) ];
3679 $res{'to_mode'} = pop @{$res{'from_mode'}};
3680 $res{'from_id'} = [ split(' ', $3) ];
3681 $res{'to_id'} = pop @{$res{'from_id'}};
3682 $res{'status'} = [ split('', $4) ];
3683 $res{'to_file'} = unquote($5);
3684 }
3685 # 'c512b523472485aef4fff9e57b229d9d243c967f'
3686 elsif ($line =~ m/^($oid_regex)$/) {
3687 $res{'commit'} = $1;
3688 }
3689
3690 return wantarray ? %res : \%res;
3691 }
3692
3693 # wrapper: return parsed line of git-diff-tree "raw" output
3694 # (the argument might be raw line, or parsed info)
3695 sub parsed_difftree_line {
3696 my $line_or_ref = shift;
3697
3698 if (ref($line_or_ref) eq "HASH") {
3699 # pre-parsed (or generated by hand)
3700 return $line_or_ref;
3701 } else {
3702 return parse_difftree_raw_line($line_or_ref);
3703 }
3704 }
3705
3706 # parse line of git-ls-tree output
3707 sub parse_ls_tree_line {
3708 my $line = shift;
3709 my %opts = @_;
3710 my %res;
3711
3712 if ($opts{'-l'}) {
3713 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa 16717 panic.c'
3714 $line =~ m/^([0-9]+) (.+) ($oid_regex) +(-|[0-9]+)\t(.+)$/s;
3715
3716 $res{'mode'} = $1;
3717 $res{'type'} = $2;
3718 $res{'hash'} = $3;
3719 $res{'size'} = $4;
3720 if ($opts{'-z'}) {
3721 $res{'name'} = $5;
3722 } else {
3723 $res{'name'} = unquote($5);
3724 }
3725 } else {
3726 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
3727 $line =~ m/^([0-9]+) (.+) ($oid_regex)\t(.+)$/s;
3728
3729 $res{'mode'} = $1;
3730 $res{'type'} = $2;
3731 $res{'hash'} = $3;
3732 if ($opts{'-z'}) {
3733 $res{'name'} = $4;
3734 } else {
3735 $res{'name'} = unquote($4);
3736 }
3737 }
3738
3739 return wantarray ? %res : \%res;
3740 }
3741
3742 # generates _two_ hashes, references to which are passed as 2 and 3 argument
3743 sub parse_from_to_diffinfo {
3744 my ($diffinfo, $from, $to, @parents) = @_;
3745
3746 if ($diffinfo->{'nparents'}) {
3747 # combined diff
3748 $from->{'file'} = [];
3749 $from->{'href'} = [];
3750 fill_from_file_info($diffinfo, @parents)
3751 unless exists $diffinfo->{'from_file'};
3752 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
3753 $from->{'file'}[$i] =
3754 defined $diffinfo->{'from_file'}[$i] ?
3755 $diffinfo->{'from_file'}[$i] :
3756 $diffinfo->{'to_file'};
3757 if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file
3758 $from->{'href'}[$i] = href(action=>"blob",
3759 hash_base=>$parents[$i],
3760 hash=>$diffinfo->{'from_id'}[$i],
3761 file_name=>$from->{'file'}[$i]);
3762 } else {
3763 $from->{'href'}[$i] = undef;
3764 }
3765 }
3766 } else {
3767 # ordinary (not combined) diff
3768 $from->{'file'} = $diffinfo->{'from_file'};
3769 if ($diffinfo->{'status'} ne "A") { # not new (added) file
3770 $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent,
3771 hash=>$diffinfo->{'from_id'},
3772 file_name=>$from->{'file'});
3773 } else {
3774 delete $from->{'href'};
3775 }
3776 }
3777
3778 $to->{'file'} = $diffinfo->{'to_file'};
3779 if (!is_deleted($diffinfo)) { # file exists in result
3780 $to->{'href'} = href(action=>"blob", hash_base=>$hash,
3781 hash=>$diffinfo->{'to_id'},
3782 file_name=>$to->{'file'});
3783 } else {
3784 delete $to->{'href'};
3785 }
3786 }
3787
3788 ## ......................................................................
3789 ## parse to array of hashes functions
3790
3791 sub git_get_heads_list {
3792 my ($limit, @classes) = @_;
3793 @classes = get_branch_refs() unless @classes;
3794 my @patterns = map { "refs/$_" } @classes;
3795 my @headslist;
3796
3797 open my $fd, '-|', git_cmd(), 'for-each-ref',
3798 ($limit ? '--count='.($limit+1) : ()),
3799 '--sort=-HEAD', '--sort=-committerdate',
3800 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
3801 @patterns
3802 or return;
3803 while (my $line = <$fd>) {
3804 my %ref_item;
3805
3806 chomp $line;
3807 my ($refinfo, $committerinfo) = split(/\0/, $line);
3808 my ($hash, $name, $title) = split(' ', $refinfo, 3);
3809 my ($committer, $epoch, $tz) =
3810 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
3811 $ref_item{'fullname'} = $name;
3812 my $strip_refs = join '|', map { quotemeta } get_branch_refs();
3813 $name =~ s!^refs/($strip_refs|remotes)/!!;
3814 $ref_item{'name'} = $name;
3815 # for refs neither in 'heads' nor 'remotes' we want to
3816 # show their ref dir
3817 my $ref_dir = (defined $1) ? $1 : '';
3818 if ($ref_dir ne '' and $ref_dir ne 'heads' and $ref_dir ne 'remotes') {
3819 $ref_item{'name'} .= ' (' . $ref_dir . ')';
3820 }
3821
3822 $ref_item{'id'} = $hash;
3823 $ref_item{'title'} = $title || '(no commit message)';
3824 $ref_item{'epoch'} = $epoch;
3825 if ($epoch) {
3826 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3827 } else {
3828 $ref_item{'age'} = "unknown";
3829 }
3830
3831 push @headslist, \%ref_item;
3832 }
3833 close $fd;
3834
3835 return wantarray ? @headslist : \@headslist;
3836 }
3837
3838 sub git_get_tags_list {
3839 my $limit = shift;
3840 my @tagslist;
3841
3842 open my $fd, '-|', git_cmd(), 'for-each-ref',
3843 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
3844 '--format=%(objectname) %(objecttype) %(refname) '.
3845 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
3846 'refs/tags'
3847 or return;
3848 while (my $line = <$fd>) {
3849 my %ref_item;
3850
3851 chomp $line;
3852 my ($refinfo, $creatorinfo) = split(/\0/, $line);
3853 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
3854 my ($creator, $epoch, $tz) =
3855 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
3856 $ref_item{'fullname'} = $name;
3857 $name =~ s!^refs/tags/!!;
3858
3859 $ref_item{'type'} = $type;
3860 $ref_item{'id'} = $id;
3861 $ref_item{'name'} = $name;
3862 if ($type eq "tag") {
3863 $ref_item{'subject'} = $title;
3864 $ref_item{'reftype'} = $reftype;
3865 $ref_item{'refid'} = $refid;
3866 } else {
3867 $ref_item{'reftype'} = $type;
3868 $ref_item{'refid'} = $id;
3869 }
3870
3871 if ($type eq "tag" || $type eq "commit") {
3872 $ref_item{'epoch'} = $epoch;
3873 if ($epoch) {
3874 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3875 } else {
3876 $ref_item{'age'} = "unknown";
3877 }
3878 }
3879
3880 push @tagslist, \%ref_item;
3881 }
3882 close $fd;
3883
3884 return wantarray ? @tagslist : \@tagslist;
3885 }
3886
3887 ## ----------------------------------------------------------------------
3888 ## filesystem-related functions
3889
3890 sub get_file_owner {
3891 my $path = shift;
3892
3893 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
3894 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
3895 if (!defined $gcos) {
3896 return undef;
3897 }
3898 my $owner = $gcos;
3899 $owner =~ s/[,;].*$//;
3900 return to_utf8($owner);
3901 }
3902
3903 # assume that file exists
3904 sub insert_file {
3905 my $filename = shift;
3906
3907 open my $fd, '<', $filename;
3908 print map { to_utf8($_) } <$fd>;
3909 close $fd;
3910 }
3911
3912 ## ......................................................................
3913 ## mimetype related functions
3914
3915 sub mimetype_guess_file {
3916 my $filename = shift;
3917 my $mimemap = shift;
3918 -r $mimemap or return undef;
3919
3920 my %mimemap;
3921 open(my $mh, '<', $mimemap) or return undef;
3922 while (<$mh>) {
3923 next if m/^#/; # skip comments
3924 my ($mimetype, @exts) = split(/\s+/);
3925 foreach my $ext (@exts) {
3926 $mimemap{$ext} = $mimetype;
3927 }
3928 }
3929 close($mh);
3930
3931 $filename =~ /\.([^.]*)$/;
3932 return $mimemap{$1};
3933 }
3934
3935 sub mimetype_guess {
3936 my $filename = shift;
3937 my $mime;
3938 $filename =~ /\./ or return undef;
3939
3940 if ($mimetypes_file) {
3941 my $file = $mimetypes_file;
3942 if ($file !~ m!^/!) { # if it is relative path
3943 # it is relative to project
3944 $file = "$projectroot/$project/$file";
3945 }
3946 $mime = mimetype_guess_file($filename, $file);
3947 }
3948 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
3949 return $mime;
3950 }
3951
3952 sub blob_mimetype {
3953 my $fd = shift;
3954 my $filename = shift;
3955
3956 if ($filename) {
3957 my $mime = mimetype_guess($filename);
3958 $mime and return $mime;
3959 }
3960
3961 # just in case
3962 return $default_blob_plain_mimetype unless $fd;
3963
3964 if (-T $fd) {
3965 return 'text/plain';
3966 } elsif (! $filename) {
3967 return 'application/octet-stream';
3968 } elsif ($filename =~ m/\.png$/i) {
3969 return 'image/png';
3970 } elsif ($filename =~ m/\.gif$/i) {
3971 return 'image/gif';
3972 } elsif ($filename =~ m/\.jpe?g$/i) {
3973 return 'image/jpeg';
3974 } else {
3975 return 'application/octet-stream';
3976 }
3977 }
3978
3979 sub blob_contenttype {
3980 my ($fd, $file_name, $type) = @_;
3981
3982 $type ||= blob_mimetype($fd, $file_name);
3983 if ($type eq 'text/plain' && defined $default_text_plain_charset) {
3984 $type .= "; charset=$default_text_plain_charset";
3985 }
3986
3987 return $type;
3988 }
3989
3990 # guess file syntax for syntax highlighting; return undef if no highlighting
3991 # the name of syntax can (in the future) depend on syntax highlighter used
3992 sub guess_file_syntax {
3993 my ($highlight, $file_name) = @_;
3994 return undef unless ($highlight && defined $file_name);
3995 my $basename = basename($file_name, '.in');
3996 return $highlight_basename{$basename}
3997 if exists $highlight_basename{$basename};
3998
3999 $basename =~ /\.([^.]*)$/;
4000 my $ext = $1 or return undef;
4001 return $highlight_ext{$ext}
4002 if exists $highlight_ext{$ext};
4003
4004 return undef;
4005 }
4006
4007 # run highlighter and return FD of its output,
4008 # or return original FD if no highlighting
4009 sub run_highlighter {
4010 my ($fd, $highlight, $syntax) = @_;
4011 return $fd unless ($highlight);
4012
4013 close $fd;
4014 my $syntax_arg = (defined $syntax) ? "--syntax $syntax" : "--force";
4015 open $fd, quote_command(git_cmd(), "cat-file", "blob", $hash)." | ".
4016 quote_command($^X, '-CO', '-MEncode=decode,FB_DEFAULT', '-pse',
4017 '$_ = decode($fe, $_, FB_DEFAULT) if !utf8::decode($_);',
4018 '--', "-fe=$fallback_encoding")." | ".
4019 quote_command($highlight_bin).
4020 " --replace-tabs=8 --fragment $syntax_arg |"
4021 or die_error(500, "Couldn't open file or run syntax highlighter");
4022 return $fd;
4023 }
4024
4025 ## ======================================================================
4026 ## functions printing HTML: header, footer, error page
4027
4028 sub get_page_title {
4029 # Formats:
4030 # SITE_NAME
4031 # SITE_NAME - projects in FILTER
4032 # PROJECT - SITE_NAME
4033 # PROJECT ACTION - SITE_NAME
4034 # FILENAME - PROJECT ACTION - SITE_NAME
4035 my $title;
4036 unless (defined $project) {
4037 $title = to_utf8($site_name);
4038 if (defined $project_filter) {
4039 $title .= " - projects in '" . esc_path($project_filter) . "'";
4040 }
4041 return $title;
4042 }
4043 $title = to_utf8($project);
4044
4045 if (defined $action) {
4046 $title .= " $action"; # $action is US-ASCII (7bit ASCII)
4047 if (defined $file_name) {
4048 $title = " - " . $title;
4049 if ($action eq "tree" && $file_name !~ m|/$|) {
4050 $title = "/" . $title;
4051 }
4052 $title = esc_path($file_name) . $title;
4053 }
4054 }
4055
4056 $title .= " - " . to_utf8($site_name);
4057
4058 return $title;
4059 }
4060
4061 sub print_feed_meta {
4062 if (defined $project) {
4063 my %href_params = get_feed_info();
4064 if (!exists $href_params{'-title'}) {
4065 $href_params{'-title'} = 'log';
4066 }
4067
4068 foreach my $format (qw(Atom)) {
4069 my $type = lc($format);
4070 my %link_attr = (
4071 '-rel' => 'alternate',
4072 '-title' => esc_attr("$project - $href_params{'-title'} - $format feed"),
4073 '-type' => "application/$type+xml"
4074 );
4075
4076 $href_params{'extra_options'} = undef;
4077 $href_params{'action'} = $type;
4078 $link_attr{'-href'} = esc_attr(href(%href_params));
4079 print "<link ".
4080 "rel=\"$link_attr{'-rel'}\" ".
4081 "title=\"$link_attr{'-title'}\" ".
4082 "href=\"$link_attr{'-href'}\" ".
4083 "type=\"$link_attr{'-type'}\" ".
4084 "/>\n";
4085
4086 $href_params{'extra_options'} = '--no-merges';
4087 $link_attr{'-href'} = esc_attr(href(%href_params));
4088 $link_attr{'-title'} .= ' (no merges)';
4089 print "<link ".
4090 "rel=\"$link_attr{'-rel'}\" ".
4091 "title=\"$link_attr{'-title'}\" ".
4092 "href=\"$link_attr{'-href'}\" ".
4093 "type=\"$link_attr{'-type'}\" ".
4094 "/>\n";
4095 }
4096
4097 } else {
4098 printf('<link rel="alternate" title="%s projects list" '.
4099 'href="%s" type="text/plain; charset=utf-8" />'."\n",
4100 esc_attr($site_name),
4101 esc_attr(href(project=>undef, action=>"project_index")));
4102 printf('<link rel="alternate" title="%s projects feeds" '.
4103 'href="%s" type="text/x-opml" />'."\n",
4104 esc_attr($site_name),
4105 esc_attr(href(project=>undef, action=>"opml")));
4106 }
4107 }
4108
4109 sub print_header_links {
4110 my $status = shift;
4111
4112 # print out each stylesheet that exist, providing backwards capability
4113 # for those people who defined $stylesheet in a config file
4114 if (defined $stylesheet) {
4115 print '<link rel="stylesheet" href="'.esc_url($stylesheet).'"/>'."\n";
4116 } else {
4117 foreach my $stylesheet (@stylesheets) {
4118 next unless $stylesheet;
4119 print '<link rel="stylesheet" href="'.esc_url($stylesheet).'"/>'."\n";
4120 }
4121 }
4122 print_feed_meta()
4123 if ($status eq '200 OK');
4124 if (defined $favicon) {
4125 print qq(<link rel="icon" href=").esc_url($favicon).qq("/>\n);
4126 }
4127 }
4128
4129 sub print_nav_breadcrumbs_path {
4130 my $dirprefix = undef;
4131 while (my $part = shift) {
4132 $dirprefix .= "/" if defined $dirprefix;
4133 $dirprefix .= $part;
4134 print $cgi->a({-href => href(project => undef,
4135 project_filter => $dirprefix,
4136 action => "project_list")},
4137 esc_html($part)) . " / ";
4138 }
4139 }
4140
4141 sub print_nav_breadcrumbs {
4142 my %opts = @_;
4143
4144 for my $crumb (@extra_breadcrumbs, [ $home_link_str => $home_link ]) {
4145 print $cgi->a({-href => esc_url($crumb->[1])}, $crumb->[0]) . " / ";
4146 }
4147 if (defined $project) {
4148 my @dirname = split '/', $project;
4149 my $projectbasename = pop @dirname;
4150 print_nav_breadcrumbs_path(@dirname);
4151 print $cgi->a({-href => href(action=>"summary")}, esc_html($projectbasename));
4152 if (defined $action) {
4153 my $action_print = $action ;
4154 if (defined $opts{-action_extra}) {
4155 $action_print = $cgi->a({-href => href(action=>$action)},
4156 $action);
4157 }
4158 print " / $action_print";
4159 }
4160 if (defined $opts{-action_extra}) {
4161 print " / $opts{-action_extra}";
4162 }
4163 print "\n";
4164 } elsif (defined $project_filter) {
4165 print_nav_breadcrumbs_path(split '/', $project_filter);
4166 }
4167 }
4168
4169 sub print_search_form {
4170 if (!defined $searchtext) {
4171 $searchtext = "";
4172 }
4173 my $search_hash;
4174 if (defined $hash_base) {
4175 $search_hash = $hash_base;
4176 } elsif (defined $hash) {
4177 $search_hash = $hash;
4178 } else {
4179 $search_hash = "HEAD";
4180 }
4181 my $action = $my_uri;
4182 my $use_pathinfo = gitweb_check_feature('pathinfo');
4183 if ($use_pathinfo) {
4184 $action .= "/".esc_url($project);
4185 }
4186 print $cgi->start_form(-method => "get", -action => $action, -role => "search") .
4187 (!$use_pathinfo &&
4188 $cgi->input({-name=>"p", -value=>$project, -type=>"hidden"}) . "\n") .
4189 $cgi->input({-name=>"a", -value=>"search", -type=>"hidden"}) . "\n" .
4190 $cgi->input({-name=>"h", -value=>$search_hash, -type=>"hidden"}) . "\n" .
4191 $cgi->popup_menu(-name => 'st', -default => 'commit',
4192 -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) .
4193 " " . $cgi->a({-href => href(action=>"search_help"),
4194 -title => "search help" }, "?") . " search:\n",
4195 $cgi->textfield(-name => "s", -value => $searchtext, -override => 1) . "\n" .
4196 "<span title=\"Extended regular expression\">" .
4197 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
4198 -checked => $search_use_regexp) .
4199 "</span>" .
4200 $cgi->end_form() . "\n";
4201 }
4202
4203 sub git_header_html {
4204 my $status = shift || "200 OK";
4205 my $expires = shift;
4206 my %opts = @_;
4207
4208 my $title = get_page_title();
4209 # I wanted to switch to text/html, but it uses nested <a> in a couple of places (e.g. log refs are links inside the commit summary link), which is invalid but works in the XML syntax. Pity.
4210 # (Various other invalid HTML is produced that HTML would have fixed but XHTML allows to be broken, like table > tr, lacking tbody.)
4211 # TODO: reduce the doctype to <!DOCTYPE html>, but that takes replacing entities like &sdot; with ⋅.
4212 print $cgi->header(-type => 'application/xhtml+xml', -charset => 'utf-8',
4213 -status=> $status, -expires => $expires)
4214 unless ($opts{'-no_http_header'});
4215 print <<EOF;
4216 <?xml version="1.0" encoding="utf-8"?>
4217 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
4218 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-AU" lang="en-AU">
4219 <head>
4220 <meta charset="utf-8"/>
4221 <meta name="robots" content="index, nofollow"/>
4222 <title>$title</title>
4223 EOF
4224 # the stylesheet, favicon etc urls won't work correctly with path_info
4225 # unless we set the appropriate base URL
4226 if ($ENV{'PATH_INFO'}) {
4227 print "<base href=\"".esc_url($base_url)."\"/>\n";
4228 }
4229 print_header_links($status);
4230
4231 if (defined $site_html_head_string) {
4232 print to_utf8($site_html_head_string);
4233 }
4234
4235 if (defined $site_header && -f $site_header) {
4236 insert_file($site_header);
4237 }
4238
4239 print "</head>\n<body>\n<header class=\"page_header\">\n";
4240 if (defined $logo) {
4241 print $cgi->a({-href => esc_url($logo_url),
4242 -title => $logo_label},
4243 $cgi->img({-src => esc_url($logo),
4244 -width => 72, -height => 27,
4245 -alt => "git",
4246 -class => "logo"}));
4247 }
4248 print_nav_breadcrumbs(%opts);
4249 print "</header>\n";
4250
4251 print "<nav class=\"page_subhead\">\n";
4252 }
4253
4254 sub git_end_subhead_html {
4255 my $have_search = gitweb_check_feature('search');
4256 if (defined $project && $have_search) {
4257 print_search_form();
4258 }
4259 print "</nav>\n";
4260 }
4261
4262 sub git_footer_html {
4263 my $feed_class = 'rss_logo';
4264
4265 print "<footer class=\"page_footer\">\n";
4266 if (defined $project) {
4267 my $descr = git_get_project_description($project);
4268 if (defined $descr) {
4269 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
4270 }
4271
4272 my %href_params = get_feed_info();
4273 if (!%href_params) {
4274 $feed_class .= ' generic';
4275 }
4276 $href_params{'-title'} ||= 'log';
4277
4278 foreach my $format (qw(Atom)) {
4279 $href_params{'action'} = lc($format);
4280 print $cgi->a({-href => href(%href_params),
4281 -title => "$href_params{'-title'} $format feed",
4282 -class => $feed_class}, $format)."\n";
4283 }
4284
4285 } else {
4286 print $cgi->a({-href => href(project=>undef, action=>"opml",
4287 project_filter => $project_filter),
4288 -class => $feed_class}, "OPML") . " ";
4289 print $cgi->a({-href => href(project=>undef, action=>"project_index",
4290 project_filter => $project_filter),
4291 -class => $feed_class}, "TXT") . "\n";
4292 }
4293 print "</footer>\n"; # class="page_footer"
4294
4295 if (defined $t0 && gitweb_check_feature('timed')) {
4296 print "<div id=\"generating_info\">\n";
4297 print 'This page took '.
4298 '<span id="generating_time" class="time_span">'.
4299 tv_interval($t0, [ gettimeofday() ]).
4300 ' seconds </span>'.
4301 ' and '.
4302 '<span id="generating_cmd">'.
4303 $number_of_git_cmds.
4304 '</span> git commands '.
4305 " to generate.\n";
4306 print "</div>\n";
4307 }
4308
4309 if (defined $site_footer && -f $site_footer) {
4310 insert_file($site_footer);
4311 }
4312
4313 if (defined $action &&
4314 $action eq 'blame_incremental') {
4315 print qq!<script src="!.esc_url($javascript).qq!"></script>\n!;
4316 print qq!<script>\n!.
4317 qq!startBlame("!. esc_attr(href(action=>"blame_data", -replay=>1)) .qq!",\n!.
4318 qq! "!. esc_attr(href()) .qq!");\n!.
4319 qq!</script>\n!;
4320 } else {
4321 my ($jstimezone, $tz_cookie, $datetime_class) =
4322 gitweb_get_feature('javascript-timezone');
4323
4324 if (gitweb_check_feature('javascript-actions') || ($jstimezone && $tz_cookie && $datetime_class)) {
4325 print qq!<script src="!.esc_url($javascript).qq!"></script>\n!;
4326 print qq!<script>\n!.
4327 qq!window.onload = function () {\n!;
4328 if (gitweb_check_feature('javascript-actions')) {
4329 print qq! fixLinks();\n!;
4330 }
4331 if ($jstimezone && $tz_cookie && $datetime_class) {
4332 print qq! var tz_cookie = { name: '$tz_cookie', expires: 14, path: '/' };\n!. # in days
4333 qq! onloadTZSetup('$jstimezone', tz_cookie, '$datetime_class');\n!;
4334 }
4335 print qq!};\n!.
4336 qq!</script>\n!;
4337 }
4338 }
4339
4340 print "</body>\n" .
4341 "</html>";
4342 }
4343
4344 # die_error(<http_status_code>, <error_message>[, <detailed_html_description>])
4345 # Example: die_error(404, 'Hash not found')
4346 # By convention, use the following status codes (as defined in RFC 2616):
4347 # 400: Invalid or missing CGI parameters, or
4348 # requested object exists but has wrong type.
4349 # 403: Requested feature (like "pickaxe" or "snapshot") not enabled on
4350 # this server or project.
4351 # 404: Requested object/revision/project doesn't exist.
4352 # 500: The server isn't configured properly, or
4353 # an internal error occurred (e.g. failed assertions caused by bugs), or
4354 # an unknown error occurred (e.g. the git binary died unexpectedly).
4355 # 503: The server is currently unavailable (because it is overloaded,
4356 # or down for maintenance). Generally, this is a temporary state.
4357 sub die_error {
4358 my $status = shift || 500;
4359 my $error = esc_html(shift) || "Internal Server Error";
4360 my $extra = shift;
4361 my %opts = @_;
4362
4363 my %http_responses = (
4364 400 => '400 Bad Request',
4365 403 => '403 Forbidden',
4366 404 => '404 Not Found',
4367 500 => '500 Internal Server Error',
4368 503 => '503 Service Unavailable',
4369 );
4370 git_header_html($http_responses{$status}, undef, %opts);
4371 git_end_subhead_html();
4372 print <<EOF;
4373 <div class="page_body">
4374 <br /><br />
4375 $status - $error
4376 <br />
4377 EOF
4378 if (defined $extra) {
4379 print "<hr />\n" .
4380 "$extra\n";
4381 }
4382 print "</div>\n";
4383
4384 git_footer_html();
4385 goto DONE_GITWEB
4386 unless ($opts{'-error_handler'});
4387 }
4388
4389 ## ----------------------------------------------------------------------
4390 ## functions printing or outputting HTML: navigation
4391
4392 sub git_print_page_nav {
4393 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
4394
4395 my @navs = qw(summary shortlog log commit commitdiff tree);
4396 if ($suppress) {
4397 @navs = grep { $_ ne $suppress } @navs;
4398 }
4399
4400 my %arg = map { $_ => {action=>$_} } @navs;
4401 if (defined $head) {
4402 for (qw(commit commitdiff)) {
4403 $arg{$_}{'hash'} = $head;
4404 }
4405 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
4406 for (qw(shortlog log)) {
4407 $arg{$_}{'hash'} = $head;
4408 }
4409 }
4410 }
4411
4412 $arg{'tree'}{'hash'} = $treehead if defined $treehead;
4413 $arg{'tree'}{'hash_base'} = $treebase if defined $treebase;
4414
4415 my @actions = gitweb_get_feature('actions');
4416 my %repl = (
4417 '%' => '%',
4418 'n' => $project, # project name
4419 'f' => $git_dir, # project path within filesystem
4420 'h' => $treehead || '', # current hash ('h' parameter)
4421 'b' => $treebase || '', # hash base ('hb' parameter)
4422 );
4423 while (@actions) {
4424 my ($label, $link, $pos) = splice(@actions,0,3);
4425 # insert
4426 @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs;
4427 # munch munch
4428 $link =~ s/%([%nfhb])/$repl{$1}/g;
4429 $arg{$label}{'_href'} = $link;
4430 }
4431
4432 print "<div class=\"page_nav\">\n" .
4433 (join " | ",
4434 map { $_ eq $current ?
4435 $cgi->span({-class => "current"}, $_) : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_")
4436 } @navs);
4437 print "<br/>\n$extra" if defined $extra; # pager or formats
4438 print "</div>\n";
4439 git_end_subhead_html();
4440 }
4441
4442 # returns a submenu for the navigation of the refs views (tags, heads,
4443 # remotes) with the current view disabled and the remotes view only
4444 # available if the feature is enabled
4445 sub format_ref_views {
4446 my ($current) = @_;
4447 my @ref_views = qw{tags heads};
4448 push @ref_views, 'remotes' if gitweb_check_feature('remote_heads');
4449 return join " | ", map {
4450 $_ eq $current ? $_ :
4451 $cgi->a({-href => href(action=>$_)}, $_)
4452 } @ref_views
4453 }
4454
4455 sub format_paging_nav {
4456 my ($action, $page, $has_next_link) = @_;
4457 my $paging_nav;
4458
4459
4460 if ($page > 0) {
4461 $paging_nav .=
4462 $cgi->a({-href => href(-replay=>1, page=>undef)}, "first") .
4463 " &sdot; " .
4464 $cgi->a({-href => href(-replay=>1, page=>$page-1),
4465 -accesskey => "p", -title => "Alt-p"}, "prev");
4466 } else {
4467 $paging_nav .= "first &sdot; prev";
4468 }
4469
4470 if ($has_next_link) {
4471 $paging_nav .= " &sdot; " .
4472 $cgi->a({-href => href(-replay=>1, page=>$page+1),
4473 -accesskey => "n", -title => "Alt-n"}, "next");
4474 } else {
4475 $paging_nav .= " &sdot; next";
4476 }
4477
4478 return $paging_nav;
4479 }
4480
4481 ## ......................................................................
4482 ## functions printing or outputting HTML: div
4483
4484 sub git_print_header_div {
4485 my ($action, $title, $hash, $hash_base) = @_;
4486 my %args = ();
4487
4488 $args{'action'} = $action;
4489 $args{'hash'} = $hash if $hash;
4490 $args{'hash_base'} = $hash_base if $hash_base;
4491
4492 print "<div class=\"header\">\n" .
4493 $cgi->a({-href => href(%args), -class => "title"},
4494 $title ? $title : $action) .
4495 "\n</div>\n";
4496 }
4497
4498 sub format_repo_url {
4499 my ($name, $url) = @_;
4500 return "<tr class=\"metadata_url\"><td>$name</td><td>$url</td></tr>\n";
4501 }
4502
4503 # Group output by placing it in a DIV element and adding a header.
4504 # Options for start_div() can be provided by passing a hash reference as the
4505 # first parameter to the function.
4506 # Options to git_print_header_div() can be provided by passing an array
4507 # reference. This must follow the options to start_div if they are present.
4508 # The content can be a scalar, which is output as-is, a scalar reference, which
4509 # is output after html escaping, an IO handle passed either as *handle or
4510 # *handle{IO}, or a function reference. In the latter case all following
4511 # parameters will be taken as argument to the content function call.
4512 sub git_print_section {
4513 my ($div_args, $header_args, $content);
4514 my $arg = shift;
4515 if (ref($arg) eq 'HASH') {
4516 $div_args = $arg;
4517 $arg = shift;
4518 }
4519 if (ref($arg) eq 'ARRAY') {
4520 $header_args = $arg;
4521 $arg = shift;
4522 }
4523 $content = $arg;
4524
4525 print $cgi->start_div($div_args);
4526 git_print_header_div(@$header_args);
4527
4528 if (ref($content) eq 'CODE') {
4529 $content->(@_);
4530 } elsif (ref($content) eq 'SCALAR') {
4531 print esc_html($$content);
4532 } elsif (ref($content) eq 'GLOB' or ref($content) eq 'IO::Handle') {
4533 print <$content>;
4534 } elsif (!ref($content) && defined($content)) {
4535 print $content;
4536 }
4537
4538 print $cgi->end_div;
4539 }
4540
4541 sub format_timestamp_html {
4542 my $date = shift;
4543
4544 my (undef, undef, $datetime_class) =
4545 gitweb_get_feature('javascript-timezone');
4546 my $strtime = qq!<time datetime="$date->{'iso-8601'}" title="$date->{'iso-tz'}"!;
4547 if ($datetime_class) {
4548 $strtime .= qq! class="$datetime_class"!;
4549 }
4550 $strtime .= qq!>$date->{'rfc2822'}</time>!;
4551
4552 return $strtime;
4553 }
4554
4555 # Outputs the author name and date in long form
4556 sub git_print_authorship {
4557 my $co = shift;
4558 my %opts = @_;
4559 my $tag = $opts{-tag} || 'div';
4560 my $author = $co->{'author_name'};
4561
4562 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
4563 print "<$tag class=\"author_date\">" .
4564 format_search_author($author, "author", esc_html($author)) .
4565 " [".format_timestamp_html(\%ad)."]".
4566 git_get_avatar($co->{'author_email'}, -pad_before => 1) .
4567 "</$tag>\n";
4568 }
4569
4570 # Outputs table rows containing the full author or committer information,
4571 # in the format expected for 'commit' view (& similar).
4572 # Parameters are a commit hash reference, followed by the list of people
4573 # to output information for. If the list is empty it defaults to both
4574 # author and committer.
4575 sub git_print_authorship_rows {
4576 my $co = shift;
4577 # too bad we can't use @people = @_ || ('author', 'committer')
4578 my @people = @_;
4579 @people = ('author', 'committer') unless @people;
4580 foreach my $who (@people) {
4581 my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"});
4582 print "<tr><th>$who</th><td>" .
4583 format_search_author($co->{"${who}_name"}, $who,
4584 esc_html($co->{"${who}_name"})) . " " .
4585 format_search_author($co->{"${who}_email"}, $who,
4586 esc_html("<" . $co->{"${who}_email"} . ">")) .
4587 "</td><td rowspan=\"2\">" .
4588 git_get_avatar($co->{"${who}_email"}, -size => 'double') .
4589 "</td></tr>\n" .
4590 "<tr>" .
4591 "<td></td><td>" .
4592 format_timestamp_html(\%wd) .
4593 "</td>" .
4594 "</tr>\n";
4595 }
4596 }
4597
4598 sub git_print_page_path {
4599 my $name = shift;
4600 my $type = shift;
4601 my $hb = shift;
4602
4603
4604 print "<div class=\"page_path\">";
4605 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
4606 -title => 'tree root'}, to_utf8("[$project]"));
4607 print " / ";
4608 if (defined $name) {
4609 my @dirname = split '/', $name;
4610 my $basename = pop @dirname;
4611 my $fullname = '';
4612
4613 foreach my $dir (@dirname) {
4614 $fullname .= ($fullname ? '/' : '') . $dir;
4615 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
4616 hash_base=>$hb),
4617 -title => $fullname}, esc_path($dir));
4618 print " / ";
4619 }
4620 if (defined $type && $type eq 'blob') {
4621 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
4622 hash_base=>$hb),
4623 -title => $name}, esc_path($basename));
4624 } elsif (defined $type && $type eq 'tree') {
4625 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
4626 hash_base=>$hb),
4627 -title => $name}, esc_path($basename));
4628 print " / ";
4629 } else {
4630 print esc_path($basename);
4631 }
4632 }
4633 print "<br/></div>\n";
4634 }
4635
4636 sub git_print_log {
4637 my $log = shift;
4638 my %opts = @_;
4639
4640 if ($opts{'-remove_title'}) {
4641 # remove title, i.e. first line of log
4642 shift @$log;
4643 }
4644 # remove leading empty lines
4645 while (defined $log->[0] && $log->[0] eq "") {
4646 shift @$log;
4647 }
4648
4649 # print log
4650 my $skip_blank_line = 0;
4651 foreach my $line (@$log) {
4652 if ($line =~ m/^\s*([A-Z][-A-Za-z]*-([Bb]y|[Tt]o)|C[Cc]|(Clos|Fix)es): /) {
4653 if (! $opts{'-remove_signoff'}) {
4654 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
4655 $skip_blank_line = 1;
4656 }
4657 next;
4658 }
4659
4660 if ($line =~ m,\s*([a-z]*link): (https?://\S+),i) {
4661 if (! $opts{'-remove_signoff'}) {
4662 print "<span class=\"signoff\">" . esc_html($1) . ": " .
4663 "<a href=\"" . esc_html($2) . "\">" . esc_html($2) . "</a>" .
4664 "</span><br/>\n";
4665 $skip_blank_line = 1;
4666 }
4667 next;
4668 }
4669
4670 # print only one empty line
4671 # do not print empty line after signoff
4672 if ($line eq "") {
4673 next if ($skip_blank_line);
4674 $skip_blank_line = 1;
4675 } else {
4676 $skip_blank_line = 0;
4677 }
4678
4679 print format_log_line_html($line) . "<br/>\n";
4680 }
4681 }
4682
4683 # return link target (what link points to)
4684 sub git_get_link_target {
4685 my $hash = shift;
4686 my $link_target;
4687
4688 # read link
4689 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
4690 or return;
4691 {
4692 local $/ = undef;
4693 $link_target = <$fd>;
4694 }
4695 close $fd
4696 or return;
4697
4698 return $link_target;
4699 }
4700
4701 # given link target, and the directory (basedir) the link is in,
4702 # return target of link relative to top directory (top tree);
4703 # return undef if it is not possible (including absolute links).
4704 sub normalize_link_target {
4705 my ($link_target, $basedir) = @_;
4706
4707 # absolute symlinks (beginning with '/') cannot be normalized
4708 return if (substr($link_target, 0, 1) eq '/');
4709
4710 # normalize link target to path from top (root) tree (dir)
4711 my $path;
4712 if ($basedir) {
4713 $path = $basedir . '/' . $link_target;
4714 } else {
4715 # we are in top (root) tree (dir)
4716 $path = $link_target;
4717 }
4718
4719 # remove //, /./, and /../
4720 my @path_parts;
4721 foreach my $part (split('/', $path)) {
4722 # discard '.' and ''
4723 next if (!$part || $part eq '.');
4724 # handle '..'
4725 if ($part eq '..') {
4726 if (@path_parts) {
4727 pop @path_parts;
4728 } else {
4729 # link leads outside repository (outside top dir)
4730 return;
4731 }
4732 } else {
4733 push @path_parts, $part;
4734 }
4735 }
4736 $path = join('/', @path_parts);
4737
4738 return $path;
4739 }
4740
4741 # print tree entry (row of git_tree), but without encompassing <tr> element
4742 sub git_print_tree_entry {
4743 my ($t, $basedir, $hash_base, $have_blame) = @_;
4744
4745 my %base_key = ();
4746 $base_key{'hash_base'} = $hash_base if defined $hash_base;
4747
4748 # The format of a table row is: mode list link. Where mode is
4749 # the mode of the entry, list is the name of the entry, an href,
4750 # and link is the action links of the entry.
4751
4752 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
4753 if (exists $t->{'size'}) {
4754 print "<td class=\"size\">$t->{'size'}</td>\n";
4755 }
4756 if ($t->{'type'} eq "blob") {
4757 print "<td class=\"list\">" .
4758 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4759 file_name=>"$basedir$t->{'name'}", %base_key),
4760 -class => "list"}, esc_path($t->{'name'}));
4761 if (S_ISLNK(oct $t->{'mode'})) {
4762 my $link_target = git_get_link_target($t->{'hash'});
4763 if ($link_target) {
4764 my $norm_target = normalize_link_target($link_target, $basedir);
4765 if (defined $norm_target) {
4766 print " -> " .
4767 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
4768 file_name=>$norm_target),
4769 -title => $norm_target}, esc_path($link_target));
4770 } else {
4771 print " -> " . esc_path($link_target);
4772 }
4773 }
4774 }
4775 print "</td>\n";
4776 print "<td class=\"link\">";
4777 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4778 file_name=>"$basedir$t->{'name'}", %base_key)},
4779 "blob");
4780 if ($have_blame) {
4781 print " | " .
4782 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
4783 file_name=>"$basedir$t->{'name'}", %base_key)},
4784 "blame");
4785 }
4786 if (defined $hash_base) {
4787 print " | " .
4788 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4789 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
4790 "history");
4791 }
4792 print " | " .
4793 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
4794 file_name=>"$basedir$t->{'name'}")},
4795 "raw");
4796 print "</td>\n";
4797
4798 } elsif ($t->{'type'} eq "tree") {
4799 print "<td class=\"list\">";
4800 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4801 file_name=>"$basedir$t->{'name'}",
4802 %base_key)},
4803 esc_path($t->{'name'}));
4804 print "</td>\n";
4805 print "<td class=\"link\">";
4806 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4807 file_name=>"$basedir$t->{'name'}",
4808 %base_key)},
4809 "tree");
4810 if (defined $hash_base) {
4811 print " | " .
4812 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4813 file_name=>"$basedir$t->{'name'}")},
4814 "history");
4815 }
4816 print "</td>\n";
4817 } else {
4818 # unknown object: we can only present history for it
4819 # (this includes 'commit' object, i.e. submodule support)
4820 print "<td class=\"list\">" .
4821 esc_path($t->{'name'}) .
4822 "</td>\n";
4823 print "<td class=\"link\">";
4824 if (defined $hash_base) {
4825 print $cgi->a({-href => href(action=>"history",
4826 hash_base=>$hash_base,
4827 file_name=>"$basedir$t->{'name'}")},
4828 "history");
4829 }
4830 print "</td>\n";
4831 }
4832 }
4833
4834 ## ......................................................................
4835 ## functions printing large fragments of HTML
4836
4837 # get pre-image filenames for merge (combined) diff
4838 sub fill_from_file_info {
4839 my ($diff, @parents) = @_;
4840
4841 $diff->{'from_file'} = [ ];
4842 $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef;
4843 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4844 if ($diff->{'status'}[$i] eq 'R' ||
4845 $diff->{'status'}[$i] eq 'C') {
4846 $diff->{'from_file'}[$i] =
4847 git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]);
4848 }
4849 }
4850
4851 return $diff;
4852 }
4853
4854 # is current raw difftree line of file deletion
4855 sub is_deleted {
4856 my $diffinfo = shift;
4857
4858 return $diffinfo->{'to_id'} eq ('0' x 40) || $diffinfo->{'to_id'} eq ('0' x 64);
4859 }
4860
4861 # does patch correspond to [previous] difftree raw line
4862 # $diffinfo - hashref of parsed raw diff format
4863 # $patchinfo - hashref of parsed patch diff format
4864 # (the same keys as in $diffinfo)
4865 sub is_patch_split {
4866 my ($diffinfo, $patchinfo) = @_;
4867
4868 return defined $diffinfo && defined $patchinfo
4869 && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'};
4870 }
4871
4872
4873 sub git_difftree_body {
4874 my ($difftree, $hash, @parents) = @_;
4875 my ($parent) = $parents[0];
4876 my $have_blame = gitweb_check_feature('blame');
4877 print "<div class=\"list_head\">\n";
4878 if ($#{$difftree} > 10) {
4879 print(($#{$difftree} + 1) . " files changed:\n");
4880 }
4881 print "</div>\n";
4882
4883 print "<table class=\"" .
4884 (@parents > 1 ? "combined " : "") .
4885 "diff_tree\">\n";
4886
4887 # header only for combined diff in 'commitdiff' view
4888 my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff';
4889 if ($has_header) {
4890 # table header
4891 print "<thead><tr>\n" .
4892 "<th></th><th></th>\n"; # filename, patchN link
4893 for (my $i = 0; $i < @parents; $i++) {
4894 my $par = $parents[$i];
4895 print "<th>" .
4896 $cgi->a({-href => href(action=>"commitdiff",
4897 hash=>$hash, hash_parent=>$par),
4898 -title => 'commitdiff to parent number ' .
4899 ($i+1) . ': ' . substr($par,0,7)},
4900 $i+1) .
4901 "&nbsp;</th>\n";
4902 }
4903 print "</tr></thead>\n<tbody>\n";
4904 }
4905
4906 my $alternate = 1;
4907 my $patchno = 0;
4908 foreach my $line (@{$difftree}) {
4909 my $diff = parsed_difftree_line($line);
4910
4911 if ($alternate) {
4912 print "<tr class=\"dark\">\n";
4913 } else {
4914 print "<tr class=\"light\">\n";
4915 }
4916 $alternate ^= 1;
4917
4918 if (exists $diff->{'nparents'}) { # combined diff
4919
4920 fill_from_file_info($diff, @parents)
4921 unless exists $diff->{'from_file'};
4922
4923 if (!is_deleted($diff)) {
4924 # file exists in the result (child) commit
4925 print "<td>" .
4926 $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4927 file_name=>$diff->{'to_file'},
4928 hash_base=>$hash),
4929 -class => "list"}, esc_path($diff->{'to_file'})) .
4930 "</td>\n";
4931 } else {
4932 print "<td>" .
4933 esc_path($diff->{'to_file'}) .
4934 "</td>\n";
4935 }
4936
4937 if ($action eq 'commitdiff') {
4938 # link to patch
4939 $patchno++;
4940 print "<td class=\"link\">" .
4941 $cgi->a({-href => href(-anchor=>"patch$patchno")},
4942 "patch") .
4943 " | " .
4944 "</td>\n";
4945 }
4946
4947 my $has_history = 0;
4948 my $not_deleted = 0;
4949 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4950 my $hash_parent = $parents[$i];
4951 my $from_hash = $diff->{'from_id'}[$i];
4952 my $from_path = $diff->{'from_file'}[$i];
4953 my $status = $diff->{'status'}[$i];
4954
4955 $has_history ||= ($status ne 'A');
4956 $not_deleted ||= ($status ne 'D');
4957
4958 if ($status eq 'A') {
4959 print "<td class=\"link\" align=\"right\"> | </td>\n";
4960 } elsif ($status eq 'D') {
4961 print "<td class=\"link\">" .
4962 $cgi->a({-href => href(action=>"blob",
4963 hash_base=>$hash,
4964 hash=>$from_hash,
4965 file_name=>$from_path)},
4966 "blob" . ($i+1)) .
4967 " | </td>\n";
4968 } else {
4969 if ($diff->{'to_id'} eq $from_hash) {
4970 print "<td class=\"link nochange\">";
4971 } else {
4972 print "<td class=\"link\">";
4973 }
4974 print $cgi->a({-href => href(action=>"blobdiff",
4975 hash=>$diff->{'to_id'},
4976 hash_parent=>$from_hash,
4977 hash_base=>$hash,
4978 hash_parent_base=>$hash_parent,
4979 file_name=>$diff->{'to_file'},
4980 file_parent=>$from_path)},
4981 "diff" . ($i+1)) .
4982 " | </td>\n";
4983 }
4984 }
4985
4986 print "<td class=\"link\">";
4987 if ($not_deleted) {
4988 print $cgi->a({-href => href(action=>"blob",
4989 hash=>$diff->{'to_id'},
4990 file_name=>$diff->{'to_file'},
4991 hash_base=>$hash)},
4992 "blob");
4993 print " | " if ($has_history);
4994 }
4995 if ($has_history) {
4996 print $cgi->a({-href => href(action=>"history",
4997 file_name=>$diff->{'to_file'},
4998 hash_base=>$hash)},
4999 "history");
5000 }
5001 print "</td>\n";
5002
5003 print "</tr>\n";
5004 next; # instead of 'else' clause, to avoid extra indent
5005 }
5006 # else ordinary diff
5007
5008 my ($to_mode_oct, $to_mode_str, $to_file_type);
5009 my ($from_mode_oct, $from_mode_str, $from_file_type);
5010 if ($diff->{'to_mode'} ne ('0' x 6)) {
5011 $to_mode_oct = oct $diff->{'to_mode'};
5012 if (S_ISREG($to_mode_oct)) { # only for regular file
5013 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
5014 }
5015 $to_file_type = file_type($diff->{'to_mode'});
5016 }
5017 if ($diff->{'from_mode'} ne ('0' x 6)) {
5018 $from_mode_oct = oct $diff->{'from_mode'};
5019 if (S_ISREG($from_mode_oct)) { # only for regular file
5020 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
5021 }
5022 $from_file_type = file_type($diff->{'from_mode'});
5023 }
5024
5025 if ($diff->{'status'} eq "A") { # created
5026 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
5027 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
5028 $mode_chng .= "]</span>";
5029 print "<td>";
5030 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5031 hash_base=>$hash, file_name=>$diff->{'file'}),
5032 -class => "list"}, esc_path($diff->{'file'}));
5033 print "</td>\n";
5034 print "<td>$mode_chng</td>\n";
5035 print "<td class=\"link\">";
5036 if ($action eq 'commitdiff') {
5037 # link to patch
5038 $patchno++;
5039 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5040 "patch") .
5041 " | ";
5042 }
5043 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5044 hash_base=>$hash, file_name=>$diff->{'file'})},
5045 "blob");
5046 print "</td>\n";
5047
5048 } elsif ($diff->{'status'} eq "D") { # deleted
5049 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
5050 print "<td>";
5051 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
5052 hash_base=>$parent, file_name=>$diff->{'file'}),
5053 -class => "list"}, esc_path($diff->{'file'}));
5054 print "</td>\n";
5055 print "<td>$mode_chng</td>\n";
5056 print "<td class=\"link\">";
5057 if ($action eq 'commitdiff') {
5058 # link to patch
5059 $patchno++;
5060 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5061 "patch") .
5062 " | ";
5063 }
5064 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
5065 hash_base=>$parent, file_name=>$diff->{'file'})},
5066 "blob") . " | ";
5067 if ($have_blame) {
5068 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
5069 file_name=>$diff->{'file'})},
5070 "blame") . " | ";
5071 }
5072 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
5073 file_name=>$diff->{'file'})},
5074 "history");
5075 print "</td>\n";
5076
5077 } elsif ($diff->{'status'} eq "M" || $diff->{'status'} eq "T") { # modified, or type changed
5078 my $mode_chnge = "";
5079 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
5080 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
5081 if ($from_file_type ne $to_file_type) {
5082 $mode_chnge .= " from $from_file_type to $to_file_type";
5083 }
5084 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
5085 if ($from_mode_str && $to_mode_str) {
5086 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
5087 } elsif ($to_mode_str) {
5088 $mode_chnge .= " mode: $to_mode_str";
5089 }
5090 }
5091 $mode_chnge .= "]</span>\n";
5092 }
5093 print "<td>";
5094 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5095 hash_base=>$hash, file_name=>$diff->{'file'}),
5096 -class => "list"}, esc_path($diff->{'file'}));
5097 print "</td>\n";
5098 print "<td>$mode_chnge</td>\n";
5099 print "<td class=\"link\">";
5100 if ($action eq 'commitdiff') {
5101 # link to patch
5102 $patchno++;
5103 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5104 "patch") .
5105 " | ";
5106 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
5107 # "commit" view and modified file (not onlu mode changed)
5108 print $cgi->a({-href => href(action=>"blobdiff",
5109 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
5110 hash_base=>$hash, hash_parent_base=>$parent,
5111 file_name=>$diff->{'file'})},
5112 "diff") .
5113 " | ";
5114 }
5115 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5116 hash_base=>$hash, file_name=>$diff->{'file'})},
5117 "blob") . " | ";
5118 if ($have_blame) {
5119 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
5120 file_name=>$diff->{'file'})},
5121 "blame") . " | ";
5122 }
5123 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
5124 file_name=>$diff->{'file'})},
5125 "history");
5126 print "</td>\n";
5127
5128 } elsif ($diff->{'status'} eq "R" || $diff->{'status'} eq "C") { # renamed or copied
5129 my %status_name = ('R' => 'moved', 'C' => 'copied');
5130 my $nstatus = $status_name{$diff->{'status'}};
5131 my $mode_chng = "";
5132 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
5133 # mode also for directories, so we cannot use $to_mode_str
5134 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
5135 }
5136 print "<td>" .
5137 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
5138 hash=>$diff->{'to_id'}, file_name=>$diff->{'to_file'}),
5139 -class => "list"}, esc_path($diff->{'to_file'})) . "</td>\n" .
5140 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
5141 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
5142 hash=>$diff->{'from_id'}, file_name=>$diff->{'from_file'}),
5143 -class => "list"}, esc_path($diff->{'from_file'})) .
5144 " with " . (int $diff->{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
5145 "<td class=\"link\">";
5146 if ($action eq 'commitdiff') {
5147 # link to patch
5148 $patchno++;
5149 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5150 "patch") .
5151 " | ";
5152 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
5153 # "commit" view and modified file (not only pure rename or copy)
5154 print $cgi->a({-href => href(action=>"blobdiff",
5155 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
5156 hash_base=>$hash, hash_parent_base=>$parent,
5157 file_name=>$diff->{'to_file'}, file_parent=>$diff->{'from_file'})},
5158 "diff") .
5159 " | ";
5160 }
5161 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5162 hash_base=>$parent, file_name=>$diff->{'to_file'})},
5163 "blob") . " | ";
5164 if ($have_blame) {
5165 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
5166 file_name=>$diff->{'to_file'})},
5167 "blame") . " | ";
5168 }
5169 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
5170 file_name=>$diff->{'to_file'})},
5171 "history");
5172 print "</td>\n";
5173
5174 } # we should not encounter Unmerged (U) or Unknown (X) status
5175 print "</tr>\n";
5176 }
5177 print "</tbody>" if $has_header;
5178 print "</table>\n";
5179 }
5180
5181 # Print context lines and then rem/add lines in a side-by-side manner.
5182 sub print_sidebyside_diff_lines {
5183 my ($ctx, $rem, $add) = @_;
5184
5185 # print context block before add/rem block
5186 if (@$ctx) {
5187 print join '',
5188 '<div class="chunk_block ctx">',
5189 '<div class="old">',
5190 @$ctx,
5191 '</div>',
5192 '<div class="new">',
5193 @$ctx,
5194 '</div>',
5195 '</div>';
5196 }
5197
5198 if (!@$add) {
5199 # pure removal
5200 print join '',
5201 '<div class="chunk_block rem">',
5202 '<div class="old">',
5203 @$rem,
5204 '</div>',
5205 '</div>';
5206 } elsif (!@$rem) {
5207 # pure addition
5208 print join '',
5209 '<div class="chunk_block add">',
5210 '<div class="new">',
5211 @$add,
5212 '</div>',
5213 '</div>';
5214 } else {
5215 print join '',
5216 '<div class="chunk_block chg">',
5217 '<div class="old">',
5218 @$rem,
5219 '</div>',
5220 '<div class="new">',
5221 @$add,
5222 '</div>',
5223 '</div>';
5224 }
5225 }
5226
5227 # Print context lines and then rem/add lines in inline manner.
5228 sub print_inline_diff_lines {
5229 my ($ctx, $rem, $add) = @_;
5230
5231 print @$ctx, @$rem, @$add;
5232 }
5233
5234 # Format removed and added line, mark changed part and HTML-format them.
5235 # Implementation is based on contrib/diff-highlight
5236 sub format_rem_add_lines_pair {
5237 my ($rem, $add, $num_parents) = @_;
5238
5239 # We need to untabify lines before split()'ing them;
5240 # otherwise offsets would be invalid.
5241 chomp $rem;
5242 chomp $add;
5243 $rem = untabify($rem);
5244 $add = untabify($add);
5245
5246 my @rem = split(//, $rem);
5247 my @add = split(//, $add);
5248 my ($esc_rem, $esc_add);
5249 # Ignore leading +/- characters for each parent.
5250 my ($prefix_len, $suffix_len) = ($num_parents, 0);
5251 my ($prefix_has_nonspace, $suffix_has_nonspace);
5252
5253 my $shorter = (@rem < @add) ? @rem : @add;
5254 while ($prefix_len < $shorter) {
5255 last if ($rem[$prefix_len] ne $add[$prefix_len]);
5256
5257 $prefix_has_nonspace = 1 if ($rem[$prefix_len] !~ /\s/);
5258 $prefix_len++;
5259 }
5260
5261 while ($prefix_len + $suffix_len < $shorter) {
5262 last if ($rem[-1 - $suffix_len] ne $add[-1 - $suffix_len]);
5263
5264 $suffix_has_nonspace = 1 if ($rem[-1 - $suffix_len] !~ /\s/);
5265 $suffix_len++;
5266 }
5267
5268 # Mark lines that are different from each other, but have some common
5269 # part that isn't whitespace. If lines are completely different, don't
5270 # mark them because that would make output unreadable, especially if
5271 # diff consists of multiple lines.
5272 if ($prefix_has_nonspace || $suffix_has_nonspace) {
5273 $esc_rem = esc_html_hl_regions($rem, 'marked',
5274 [$prefix_len, @rem - $suffix_len], -nbsp=>1);
5275 $esc_add = esc_html_hl_regions($add, 'marked',
5276 [$prefix_len, @add - $suffix_len], -nbsp=>1);
5277 } else {
5278 $esc_rem = esc_html($rem, -nbsp=>1);
5279 $esc_add = esc_html($add, -nbsp=>1);
5280 }
5281
5282 return format_diff_line(\$esc_rem, 'rem'),
5283 format_diff_line(\$esc_add, 'add');
5284 }
5285
5286 # HTML-format diff context, removed and added lines.
5287 sub format_ctx_rem_add_lines {
5288 my ($ctx, $rem, $add, $num_parents) = @_;
5289 my (@new_ctx, @new_rem, @new_add);
5290 my $can_highlight = 0;
5291 my $is_combined = ($num_parents > 1);
5292
5293 # Highlight if every removed line has a corresponding added line.
5294 if (@$add > 0 && @$add == @$rem) {
5295 $can_highlight = 1;
5296
5297 # Highlight lines in combined diff only if the chunk contains
5298 # diff between the same version, e.g.
5299 #
5300 # - a
5301 # - b
5302 # + c
5303 # + d
5304 #
5305 # Otherwise the highlighting would be confusing.
5306 if ($is_combined) {
5307 for (my $i = 0; $i < @$add; $i++) {
5308 my $prefix_rem = substr($rem->[$i], 0, $num_parents);
5309 my $prefix_add = substr($add->[$i], 0, $num_parents);
5310
5311 $prefix_rem =~ s/-/+/g;
5312
5313 if ($prefix_rem ne $prefix_add) {
5314 $can_highlight = 0;
5315 last;
5316 }
5317 }
5318 }
5319 }
5320
5321 if ($can_highlight) {
5322 for (my $i = 0; $i < @$add; $i++) {
5323 my ($line_rem, $line_add) = format_rem_add_lines_pair(
5324 $rem->[$i], $add->[$i], $num_parents);
5325 push @new_rem, $line_rem;
5326 push @new_add, $line_add;
5327 }
5328 } else {
5329 @new_rem = map { format_diff_line($_, 'rem') } @$rem;
5330 @new_add = map { format_diff_line($_, 'add') } @$add;
5331 }
5332
5333 @new_ctx = map { format_diff_line($_, 'ctx') } @$ctx;
5334
5335 return (\@new_ctx, \@new_rem, \@new_add);
5336 }
5337
5338 # Print context lines and then rem/add lines.
5339 sub print_diff_lines {
5340 my ($ctx, $rem, $add, $diff_style, $num_parents) = @_;
5341 my $is_combined = $num_parents > 1;
5342
5343 ($ctx, $rem, $add) = format_ctx_rem_add_lines($ctx, $rem, $add,
5344 $num_parents);
5345
5346 if ($diff_style eq 'sidebyside' && !$is_combined) {
5347 print_sidebyside_diff_lines($ctx, $rem, $add);
5348 } else {
5349 # default 'inline' style and unknown styles
5350 print_inline_diff_lines($ctx, $rem, $add);
5351 }
5352 }
5353
5354 sub print_diff_chunk {
5355 my ($diff_style, $num_parents, $from, $to, @chunk) = @_;
5356 my (@ctx, @rem, @add);
5357
5358 # The class of the previous line.
5359 my $prev_class = '';
5360
5361 return unless @chunk;
5362
5363 # incomplete last line might be among removed or added lines,
5364 # or both, or among context lines: find which
5365 for (my $i = 1; $i < @chunk; $i++) {
5366 if ($chunk[$i][0] eq 'incomplete') {
5367 $chunk[$i][0] = $chunk[$i-1][0];
5368 }
5369 }
5370
5371 # guardian
5372 push @chunk, ["", ""];
5373
5374 foreach my $line_info (@chunk) {
5375 my ($class, $line) = @$line_info;
5376
5377 # print chunk headers
5378 if ($class && $class eq 'chunk_header') {
5379 print format_diff_line($line, $class, $from, $to);
5380 next;
5381 }
5382
5383 ## print from accumulator when have some add/rem lines or end
5384 # of chunk (flush context lines), or when have add and rem
5385 # lines and new block is reached (otherwise add/rem lines could
5386 # be reordered)
5387 if (!$class || ((@rem || @add) && $class eq 'ctx') ||
5388 (@rem && @add && $class ne $prev_class)) {
5389 print_diff_lines(\@ctx, \@rem, \@add,
5390 $diff_style, $num_parents);
5391 @ctx = @rem = @add = ();
5392 }
5393
5394 ## adding lines to accumulator
5395 # guardian value
5396 last unless $line;
5397 # rem, add or change
5398 if ($class eq 'rem') {
5399 push @rem, $line;
5400 } elsif ($class eq 'add') {
5401 push @add, $line;
5402 }
5403 # context line
5404 if ($class eq 'ctx') {
5405 push @ctx, $line;
5406 }
5407
5408 $prev_class = $class;
5409 }
5410 }
5411
5412 sub git_patchset_body {
5413 my ($fd, $diff_style, $difftree, $hash, @hash_parents) = @_;
5414 my ($hash_parent) = $hash_parents[0];
5415
5416 my $is_combined = (@hash_parents > 1);
5417 my $patch_idx = 0;
5418 my $patch_number = 0;
5419 my $patch_line;
5420 my $diffinfo;
5421 my $to_name;
5422 my (%from, %to);
5423 my @chunk; # for side-by-side diff
5424
5425 print "<div class=\"patchset\">\n";
5426
5427 # skip to first patch
5428 while ($patch_line = <$fd>) {
5429 chomp $patch_line;
5430
5431 last if ($patch_line =~ m/^diff /);
5432 }
5433
5434 PATCH:
5435 while ($patch_line) {
5436
5437 # parse "git diff" header line
5438 if ($patch_line =~ m/^diff --git (\"(?:[^\\\"]*(?:\\.[^\\\"]*)*)\"|[^ "]*) (.*)$/) {
5439 # $1 is from_name, which we do not use
5440 $to_name = unquote($2);
5441 $to_name =~ s!^b/!!;
5442 } elsif ($patch_line =~ m/^diff --(cc|combined) ("?.*"?)$/) {
5443 # $1 is 'cc' or 'combined', which we do not use
5444 $to_name = unquote($2);
5445 } else {
5446 $to_name = undef;
5447 }
5448
5449 # check if current patch belong to current raw line
5450 # and parse raw git-diff line if needed
5451 if (is_patch_split($diffinfo, { 'to_file' => $to_name })) {
5452 # this is continuation of a split patch
5453 print "<div class=\"patch cont\">\n";
5454 } else {
5455 # advance raw git-diff output if needed
5456 $patch_idx++ if defined $diffinfo;
5457
5458 # read and prepare patch information
5459 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
5460
5461 # compact combined diff output can have some patches skipped
5462 # find which patch (using pathname of result) we are at now;
5463 if ($is_combined) {
5464 while ($to_name ne $diffinfo->{'to_file'}) {
5465 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
5466 format_diff_cc_simplified($diffinfo, @hash_parents) .
5467 "</div>\n"; # class="patch"
5468
5469 $patch_idx++;
5470 $patch_number++;
5471
5472 last if $patch_idx > $#$difftree;
5473 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
5474 }
5475 }
5476
5477 # modifies %from, %to hashes
5478 parse_from_to_diffinfo($diffinfo, \%from, \%to, @hash_parents);
5479
5480 # this is first patch for raw difftree line with $patch_idx index
5481 # we index @$difftree array from 0, but number patches from 1
5482 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
5483 }
5484
5485 # git diff header
5486 #assert($patch_line =~ m/^diff /) if DEBUG;
5487 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
5488 $patch_number++;
5489 # print "git diff" header
5490 print format_git_diff_header_line($patch_line, $diffinfo,
5491 \%from, \%to);
5492
5493 # print extended diff header
5494 print "<div class=\"diff extended_header\">\n";
5495 EXTENDED_HEADER:
5496 while ($patch_line = <$fd>) {
5497 chomp $patch_line;
5498
5499 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /);
5500
5501 print format_extended_diff_header_line($patch_line, $diffinfo,
5502 \%from, \%to);
5503 }
5504 print "</div>\n"; # class="diff extended_header"
5505
5506 # from-file/to-file diff header
5507 if (! $patch_line) {
5508 print "</div>\n"; # class="patch"
5509 last PATCH;
5510 }
5511 next PATCH if ($patch_line =~ m/^diff /);
5512 #assert($patch_line =~ m/^---/) if DEBUG;
5513
5514 my $last_patch_line = $patch_line;
5515 $patch_line = <$fd>;
5516 chomp $patch_line;
5517 #assert($patch_line =~ m/^\+\+\+/) if DEBUG;
5518
5519 print format_diff_from_to_header($last_patch_line, $patch_line,
5520 $diffinfo, \%from, \%to,
5521 @hash_parents);
5522
5523 # the patch itself
5524 LINE:
5525 while ($patch_line = <$fd>) {
5526 chomp $patch_line;
5527
5528 next PATCH if ($patch_line =~ m/^diff /);
5529
5530 my $class = diff_line_class($patch_line, \%from, \%to);
5531
5532 if ($class eq 'chunk_header') {
5533 print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk);
5534 @chunk = ();
5535 }
5536
5537 push @chunk, [ $class, $patch_line ];
5538 }
5539
5540 } continue {
5541 if (@chunk) {
5542 print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk);
5543 @chunk = ();
5544 }
5545 print "</div>\n"; # class="patch"
5546 }
5547
5548 # for compact combined (--cc) format, with chunk and patch simplification
5549 # the patchset might be empty, but there might be unprocessed raw lines
5550 for (++$patch_idx if $patch_number > 0;
5551 $patch_idx < @$difftree;
5552 ++$patch_idx) {
5553 # read and prepare patch information
5554 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
5555
5556 # generate anchor for "patch" links in difftree / whatchanged part
5557 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
5558 format_diff_cc_simplified($diffinfo, @hash_parents) .
5559 "</div>\n"; # class="patch"
5560
5561 $patch_number++;
5562 }
5563
5564 if ($patch_number == 0) {
5565 if (@hash_parents > 1) {
5566 print "<div class=\"diff nodifferences\">Trivial merge</div>\n";
5567 } else {
5568 print "<div class=\"diff nodifferences\">No differences found</div>\n";
5569 }
5570 }
5571
5572 print "</div>\n"; # class="patchset"
5573 }
5574
5575 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5576
5577 sub git_project_search_form {
5578 my ($searchtext, $search_use_regexp) = @_;
5579
5580 my $limit = '';
5581 if ($project_filter) {
5582 $limit = " in '$project_filter/'";
5583 }
5584
5585 print "<div class=\"projsearch\">\n";
5586 print $cgi->start_form(-method => 'get', -action => $my_uri) .
5587 $cgi->hidden(-name => 'a', -value => 'project_list') . "\n";
5588 print $cgi->hidden(-name => 'pf', -value => $project_filter). "\n"
5589 if (defined $project_filter);
5590 print $cgi->textfield(-name => 's', -value => $searchtext,
5591 -title => "Search project by name and description$limit",
5592 -size => 60) . "\n" .
5593 "<span title=\"Extended regular expression\">" .
5594 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
5595 -checked => $search_use_regexp) .
5596 "</span>\n" .
5597 $cgi->submit(-name => 'btnS', -value => 'Search') .
5598 $cgi->end_form() . "\n" .
5599 $cgi->a({-href => href(project => undef, searchtext => undef,
5600 project_filter => $project_filter)},
5601 esc_html("List all projects$limit")) . "<br />\n";
5602 print "</div>\n";
5603 }
5604
5605 # entry for given @keys needs filling if at least one of keys in list
5606 # is not present in %$project_info
5607 sub project_info_needs_filling {
5608 my ($project_info, @keys) = @_;
5609
5610 # return List::MoreUtils::any { !exists $project_info->{$_} } @keys;
5611 foreach my $key (@keys) {
5612 if (!exists $project_info->{$key}) {
5613 return 1;
5614 }
5615 }
5616 return;
5617 }
5618
5619 # fills project list info (age, description, owner, category, forks, etc.)
5620 # for each project in the list, removing invalid projects from
5621 # returned list, or fill only specified info.
5622 #
5623 # Invalid projects are removed from the returned list if and only if you
5624 # ask 'age' or 'age_string' to be filled, because they are the only fields
5625 # that run unconditionally git command that requires repository, and
5626 # therefore do always check if project repository is invalid.
5627 #
5628 # USAGE:
5629 # * fill_project_list_info(\@project_list, 'descr_long', 'ctags')
5630 # ensures that 'descr_long' and 'ctags' fields are filled
5631 # * @project_list = fill_project_list_info(\@project_list)
5632 # ensures that all fields are filled (and invalid projects removed)
5633 #
5634 # NOTE: modifies $projlist, but does not remove entries from it
5635 sub fill_project_list_info {
5636 my ($projlist, @wanted_keys) = @_;
5637 my @projects;
5638 my $filter_set = sub { return @_; };
5639 if (@wanted_keys) {
5640 my %wanted_keys = map { $_ => 1 } @wanted_keys;
5641 $filter_set = sub { return grep { $wanted_keys{$_} } @_; };
5642 }
5643
5644 my $show_ctags = gitweb_check_feature('ctags');
5645 PROJECT:
5646 foreach my $pr (@$projlist) {
5647 if (project_info_needs_filling($pr, $filter_set->('age', 'age_string'))) {
5648 my (@activity) = git_get_last_activity($pr->{'path'});
5649 unless (@activity) {
5650 next PROJECT;
5651 }
5652 ($pr->{'age'}, $pr->{'age_string'}) = @activity;
5653 }
5654 if (project_info_needs_filling($pr, $filter_set->('descr', 'descr_long'))) {
5655 my $descr = git_get_project_description($pr->{'path'}) || "";
5656 $descr = to_utf8($descr);
5657 $pr->{'descr_long'} = $descr;
5658 $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5);
5659 }
5660 if (project_info_needs_filling($pr, $filter_set->('owner'))) {
5661 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || "";
5662 }
5663 if ($show_ctags &&
5664 project_info_needs_filling($pr, $filter_set->('ctags'))) {
5665 $pr->{'ctags'} = git_get_project_ctags($pr->{'path'});
5666 }
5667 if ($projects_list_group_categories &&
5668 project_info_needs_filling($pr, $filter_set->('category'))) {
5669 my $cat = git_get_project_category($pr->{'path'}) ||
5670 $project_list_default_category;
5671 $pr->{'category'} = to_utf8($cat);
5672 }
5673
5674 push @projects, $pr;
5675 }
5676
5677 return @projects;
5678 }
5679
5680 sub sort_projects_list {
5681 my ($projlist, $order) = @_;
5682
5683 sub order_str {
5684 my $key = shift;
5685 return sub { $a->{$key} cmp $b->{$key} };
5686 }
5687
5688 sub order_num_then_undef {
5689 my $key = shift;
5690 return sub {
5691 defined $a->{$key} ?
5692 (defined $b->{$key} ? $a->{$key} <=> $b->{$key} : -1) :
5693 (defined $b->{$key} ? 1 : 0)
5694 };
5695 }
5696
5697 my %orderings = (
5698 project => order_str('path'),
5699 descr => order_str('descr_long'),
5700 owner => order_str('owner'),
5701 age => order_num_then_undef('age'),
5702 );
5703
5704 my $ordering = $orderings{$order};
5705 return defined $ordering ? sort $ordering @$projlist : @$projlist;
5706 }
5707
5708 # returns a hash of categories, containing the list of project
5709 # belonging to each category
5710 sub build_projlist_by_category {
5711 my ($projlist, $from, $to) = @_;
5712 my %categories;
5713
5714 $from = 0 unless defined $from;
5715 $to = $#$projlist if (!defined $to || $#$projlist < $to);
5716
5717 for (my $i = $from; $i <= $to; $i++) {
5718 my $pr = $projlist->[$i];
5719 push @{$categories{ $pr->{'category'} }}, $pr;
5720 }
5721
5722 return wantarray ? %categories : \%categories;
5723 }
5724
5725 # print 'sort by' <th> element, generating 'sort by $name' replay link
5726 # if that order is not selected
5727 sub print_sort_th {
5728 print format_sort_th(@_);
5729 }
5730
5731 sub format_sort_th {
5732 my ($name, $order, $header) = @_;
5733 my $sort_th = "";
5734 $header ||= ucfirst($name);
5735
5736 if ($order eq $name) {
5737 $sort_th .= "<th>$header</th>\n";
5738 } else {
5739 $sort_th .= "<th>" .
5740 $cgi->a({-href => href(-replay=>1, order=>$name),
5741 -class => "header"}, $header) .
5742 "</th>\n";
5743 }
5744
5745 return $sort_th;
5746 }
5747
5748 sub git_project_list_rows {
5749 my ($projlist, $from, $to, $check_forks) = @_;
5750
5751 $from = 0 unless defined $from;
5752 $to = $#$projlist if (!defined $to || $#$projlist < $to);
5753
5754 my $alternate = 1;
5755 for (my $i = $from; $i <= $to; $i++) {
5756 my $pr = $projlist->[$i];
5757
5758 if ($alternate) {
5759 print "<tr class=\"dark\">\n";
5760 } else {
5761 print "<tr class=\"light\">\n";
5762 }
5763 $alternate ^= 1;
5764
5765 if ($check_forks) {
5766 print "<td>";
5767 if ($pr->{'forks'}) {
5768 my $nforks = scalar @{$pr->{'forks'}};
5769 if ($nforks > 0) {
5770 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks"),
5771 -title => "$nforks forks"}, "+");
5772 } else {
5773 print $cgi->span({-title => "$nforks forks"}, "+");
5774 }
5775 }
5776 print "</td>\n";
5777 }
5778 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
5779 -class => "list"},
5780 esc_html_match_hl($pr->{'path'}, $search_regexp)) .
5781 "</td>\n" .
5782 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
5783 -class => "list",
5784 -title => $pr->{'descr_long'}},
5785 $search_regexp
5786 ? esc_html_match_hl_chopped($pr->{'descr_long'},
5787 $pr->{'descr'}, $search_regexp)
5788 : esc_html($pr->{'descr'})) .
5789 "</td>\n";
5790 unless ($omit_owner) {
5791 print "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
5792 }
5793 unless ($omit_age_column) {
5794 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
5795 (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n";
5796 }
5797 print"<td class=\"link\">" .
5798 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
5799 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
5800 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
5801 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
5802 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
5803 "</td>\n" .
5804 "</tr>\n";
5805 }
5806 }
5807
5808 sub git_project_list_body {
5809 # actually uses global variable $project
5810 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
5811 my @projects = @$projlist;
5812
5813 my $check_forks = gitweb_check_feature('forks');
5814 my $show_ctags = gitweb_check_feature('ctags');
5815 my $tagfilter = $show_ctags ? $input_params{'ctag'} : undef;
5816 $check_forks = undef
5817 if ($tagfilter || $search_regexp);
5818
5819 # filtering out forks before filling info allows to do less work
5820 @projects = filter_forks_from_projects_list(\@projects)
5821 if ($check_forks);
5822 # search_projects_list pre-fills required info
5823 @projects = search_projects_list(\@projects,
5824 'search_regexp' => $search_regexp,
5825 'tagfilter' => $tagfilter)
5826 if ($tagfilter || $search_regexp);
5827 # fill the rest
5828 my @all_fields = ('descr', 'descr_long', 'ctags', 'category');
5829 push @all_fields, ('age', 'age_string') unless($omit_age_column);
5830 push @all_fields, 'owner' unless($omit_owner);
5831 @projects = fill_project_list_info(\@projects, @all_fields);
5832
5833 $order ||= $default_projects_order;
5834 $from = 0 unless defined $from;
5835 $to = $#projects if (!defined $to || $#projects < $to);
5836
5837 # short circuit
5838 if ($from > $to) {
5839 print "<center>\n".
5840 "<b>No such projects found</b><br />\n".
5841 "Click ".$cgi->a({-href=>href(project=>undef)},"here")." to view all projects<br />\n".
5842 "</center>\n<br />\n";
5843 return;
5844 }
5845
5846 @projects = sort_projects_list(\@projects, $order);
5847
5848 if ($show_ctags) {
5849 my $ctags = git_gather_all_ctags(\@projects);
5850 my $cloud = git_populate_project_tagcloud($ctags);
5851 print git_show_project_tagcloud($cloud, 64);
5852 }
5853
5854 print "<table class=\"project_list\">\n";
5855 unless ($no_header) {
5856 print "<tr>\n";
5857 if ($check_forks) {
5858 print "<th></th>\n";
5859 }
5860 print_sort_th('project', $order, 'Project');
5861 print_sort_th('descr', $order, 'Description');
5862 print_sort_th('owner', $order, 'Owner') unless $omit_owner;
5863 print_sort_th('age', $order, 'Last Change') unless $omit_age_column;
5864 print "<th></th>\n" . # for links
5865 "</tr>\n";
5866 }
5867
5868 if ($projects_list_group_categories) {
5869 # only display categories with projects in the $from-$to window
5870 @projects = sort {$a->{'category'} cmp $b->{'category'}} @projects[$from..$to];
5871 my %categories = build_projlist_by_category(\@projects, $from, $to);
5872 foreach my $cat (sort keys %categories) {
5873 unless ($cat eq "") {
5874 print "<tr>\n";
5875 if ($check_forks) {
5876 print "<td></td>\n";
5877 }
5878 print "<td class=\"category\" colspan=\"5\">".esc_html($cat)."</td>\n";
5879 print "</tr>\n";
5880 }
5881
5882 git_project_list_rows($categories{$cat}, undef, undef, $check_forks);
5883 }
5884 } else {
5885 git_project_list_rows(\@projects, $from, $to, $check_forks);
5886 }
5887
5888 if (defined $extra) {
5889 print "<tr>\n";
5890 if ($check_forks) {
5891 print "<td></td>\n";
5892 }
5893 print "<td colspan=\"5\">$extra</td>\n" .
5894 "</tr>\n";
5895 }
5896 print "</table>\n";
5897 }
5898
5899 sub git_log_body {
5900 # uses global variable $project
5901 my ($commitlist, $from, $to, $refs, $extra) = @_;
5902
5903 $from = 0 unless defined $from;
5904 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5905
5906 for (my $i = 0; $i <= $to; $i++) {
5907 my %co = %{$commitlist->[$i]};
5908 next if !%co;
5909 my $commit = $co{'id'};
5910 my $ref = format_ref_marker($refs, $commit);
5911 git_print_header_div('commit',
5912 "<span class=\"age\">$co{'age_string'}</span>" .
5913 esc_html($co{'title'}) . $ref,
5914 $commit);
5915 print "<div class=\"title_text\">\n" .
5916 "<div class=\"log_link\">\n" .
5917 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
5918 " | " .
5919 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
5920 " | " .
5921 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
5922 "</div>\n";
5923 git_print_authorship(\%co, -tag => 'span');
5924 print "</div>\n";
5925
5926 print "<div class=\"log_body\">\n";
5927 git_print_log($co{'comment'});
5928 print "</div>\n";
5929 }
5930 if ($extra) {
5931 print "<div class=\"page_nav\">\n";
5932 print "$extra\n";
5933 print "</div>\n";
5934 }
5935 }
5936
5937 sub git_shortlog_body {
5938 # uses global variable $project
5939 my ($commitlist, $from, $to, $refs, $extra) = @_;
5940
5941 $from = 0 unless defined $from;
5942 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5943
5944 print "<table class=\"shortlog\">\n";
5945 my $alternate = 1;
5946 for (my $i = $from; $i <= $to; $i++) {
5947 my %co = %{$commitlist->[$i]};
5948 my $commit = $co{'id'};
5949 my $ref = format_ref_marker($refs, $commit);
5950 if ($alternate) {
5951 print "<tr class=\"dark\">\n";
5952 } else {
5953 print "<tr class=\"light\">\n";
5954 }
5955 $alternate ^= 1;
5956 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
5957 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5958 format_author_html('td', \%co, 10) . "<td>";
5959 print format_subject_html($co{'title'}, $co{'title_short'},
5960 href(action=>"commit", hash=>$commit), $ref);
5961 print "</td>\n" .
5962 "<td class=\"link\">" .
5963 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
5964 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
5965 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
5966 my $snapshot_links = format_snapshot_links($commit);
5967 if (defined $snapshot_links) {
5968 print " | " . $snapshot_links;
5969 }
5970 print "</td>\n" .
5971 "</tr>\n";
5972 }
5973 if (defined $extra) {
5974 print "<tr>\n" .
5975 "<td colspan=\"4\">$extra</td>\n" .
5976 "</tr>\n";
5977 }
5978 print "</table>\n";
5979 }
5980
5981 sub git_history_body {
5982 # Warning: assumes constant type (blob or tree) during history
5983 my ($commitlist, $from, $to, $refs, $extra,
5984 $file_name, $file_hash, $ftype) = @_;
5985
5986 $from = 0 unless defined $from;
5987 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
5988
5989 print "<table class=\"history\">\n";
5990 my $alternate = 1;
5991 for (my $i = $from; $i <= $to; $i++) {
5992 my %co = %{$commitlist->[$i]};
5993 if (!%co) {
5994 next;
5995 }
5996 my $commit = $co{'id'};
5997
5998 my $ref = format_ref_marker($refs, $commit);
5999
6000 if ($alternate) {
6001 print "<tr class=\"dark\">\n";
6002 } else {
6003 print "<tr class=\"light\">\n";
6004 }
6005 $alternate ^= 1;
6006 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6007 # shortlog: format_author_html('td', \%co, 10)
6008 format_author_html('td', \%co, 15, 3) . "<td>";
6009 # originally git_history used chop_str($co{'title'}, 50)
6010 print format_subject_html($co{'title'}, $co{'title_short'},
6011 href(action=>"commit", hash=>$commit), $ref);
6012 print "</td>\n" .
6013 "<td class=\"link\">" .
6014 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
6015 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
6016
6017 if ($ftype eq 'blob') {
6018 print " | " .
6019 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$commit, file_name=>$file_name)}, "raw");
6020
6021 my $blob_current = $file_hash;
6022 my $blob_parent = git_get_hash_by_path($commit, $file_name);
6023 if (defined $blob_current && defined $blob_parent &&
6024 $blob_current ne $blob_parent) {
6025 print " | " .
6026 $cgi->a({-href => href(action=>"blobdiff",
6027 hash=>$blob_current, hash_parent=>$blob_parent,
6028 hash_base=>$hash_base, hash_parent_base=>$commit,
6029 file_name=>$file_name)},
6030 "diff to current");
6031 }
6032 }
6033 print "</td>\n" .
6034 "</tr>\n";
6035 }
6036 if (defined $extra) {
6037 print "<tr>\n" .
6038 "<td colspan=\"4\">$extra</td>\n" .
6039 "</tr>\n";
6040 }
6041 print "</table>\n";
6042 }
6043
6044 sub git_tags_body {
6045 # uses global variable $project
6046 my ($taglist, $from, $to, $extra) = @_;
6047 $from = 0 unless defined $from;
6048 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
6049
6050 print "<table class=\"tags\">\n";
6051 my $alternate = 1;
6052 for (my $i = $from; $i <= $to; $i++) {
6053 my $entry = $taglist->[$i];
6054 my %tag = %$entry;
6055 my $comment = $tag{'subject'};
6056 my $comment_short;
6057 if (defined $comment) {
6058 $comment_short = chop_str($comment, 30, 5);
6059 }
6060 if ($alternate) {
6061 print "<tr class=\"dark\">\n";
6062 } else {
6063 print "<tr class=\"light\">\n";
6064 }
6065 $alternate ^= 1;
6066 if (defined $tag{'age'}) {
6067 print "<td><i>$tag{'age'}</i></td>\n";
6068 } else {
6069 print "<td></td>\n";
6070 }
6071 print "<td>" .
6072 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
6073 -class => "list name"}, esc_html($tag{'name'})) .
6074 "</td>\n" .
6075 "<td>";
6076 if (defined $comment) {
6077 print format_subject_html($comment, $comment_short,
6078 href(action=>"tag", hash=>$tag{'id'}));
6079 }
6080 print "</td>\n" .
6081 "<td class=\"selflink\">";
6082 if ($tag{'type'} eq "tag") {
6083 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
6084 } else {
6085 print "&nbsp;";
6086 }
6087 print "</td>\n" .
6088 "<td class=\"link\">" . " | " .
6089 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
6090 if ($tag{'reftype'} eq "commit") {
6091 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'fullname'})}, "shortlog") .
6092 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'fullname'})}, "log");
6093 } elsif ($tag{'reftype'} eq "blob") {
6094 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
6095 }
6096 print "</td>\n" .
6097 "</tr>";
6098 }
6099 if (defined $extra) {
6100 print "<tr>\n" .
6101 "<td colspan=\"5\">$extra</td>\n" .
6102 "</tr>\n";
6103 }
6104 print "</table>\n";
6105 }
6106
6107 sub git_heads_body {
6108 # uses global variable $project
6109 my ($headlist, $head_at, $from, $to, $extra) = @_;
6110 $from = 0 unless defined $from;
6111 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
6112
6113 print "<table class=\"heads\">\n";
6114 my $alternate = 1;
6115 for (my $i = $from; $i <= $to; $i++) {
6116 my $entry = $headlist->[$i];
6117 my %ref = %$entry;
6118 my $curr = defined $head_at && $ref{'id'} eq $head_at;
6119 if ($alternate) {
6120 print "<tr class=\"dark\">\n";
6121 } else {
6122 print "<tr class=\"light\">\n";
6123 }
6124 $alternate ^= 1;
6125 print "<td><i>$ref{'age'}</i></td>\n" .
6126 ($curr ? "<td class=\"current_head\">" : "<td>") .
6127 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'}),
6128 -class => "list name"},esc_html($ref{'name'})) .
6129 "</td>\n" .
6130 "<td class=\"link\">" .
6131 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'})}, "shortlog") . " | " .
6132 $cgi->a({-href => href(action=>"log", hash=>$ref{'fullname'})}, "log") . " | " .
6133 $cgi->a({-href => href(action=>"tree", hash=>$ref{'fullname'}, hash_base=>$ref{'fullname'})}, "tree") .
6134 "</td>\n" .
6135 "</tr>";
6136 }
6137 if (defined $extra) {
6138 print "<tr>\n" .
6139 "<td colspan=\"3\">$extra</td>\n" .
6140 "</tr>\n";
6141 }
6142 print "</table>\n";
6143 }
6144
6145 # Display a single remote block
6146 sub git_remote_block {
6147 my ($remote, $rdata, $limit, $head) = @_;
6148
6149 my $heads = $rdata->{'heads'};
6150 my $fetch = $rdata->{'fetch'};
6151 my $push = $rdata->{'push'};
6152
6153 my $urls_table = "<table class=\"projects_list\">\n" ;
6154
6155 if (defined $fetch) {
6156 if ($fetch eq $push) {
6157 $urls_table .= format_repo_url("URL", $fetch);
6158 } else {
6159 $urls_table .= format_repo_url("Fetch URL", $fetch);
6160 $urls_table .= format_repo_url("Push URL", $push) if defined $push;
6161 }
6162 } elsif (defined $push) {
6163 $urls_table .= format_repo_url("Push URL", $push);
6164 } else {
6165 $urls_table .= format_repo_url("", "No remote URL");
6166 }
6167
6168 $urls_table .= "</table>\n";
6169
6170 my $dots;
6171 if (defined $limit && $limit < @$heads) {
6172 $dots = $cgi->a({-href => href(action=>"remotes", hash=>$remote)}, "...");
6173 }
6174
6175 print $urls_table;
6176 git_heads_body($heads, $head, 0, $limit, $dots);
6177 }
6178
6179 # Display a list of remote names with the respective fetch and push URLs
6180 sub git_remotes_list {
6181 my ($remotedata, $limit) = @_;
6182 print "<table class=\"heads\">\n";
6183 my $alternate = 1;
6184 my @remotes = sort keys %$remotedata;
6185
6186 my $limited = $limit && $limit < @remotes;
6187
6188 $#remotes = $limit - 1 if $limited;
6189
6190 while (my $remote = shift @remotes) {
6191 my $rdata = $remotedata->{$remote};
6192 my $fetch = $rdata->{'fetch'};
6193 my $push = $rdata->{'push'};
6194 if ($alternate) {
6195 print "<tr class=\"dark\">\n";
6196 } else {
6197 print "<tr class=\"light\">\n";
6198 }
6199 $alternate ^= 1;
6200 print "<td>" .
6201 $cgi->a({-href=> href(action=>'remotes', hash=>$remote),
6202 -class=> "list name"},esc_html($remote)) .
6203 "</td>";
6204 print "<td class=\"link\">" .
6205 (defined $fetch ? $cgi->a({-href=> $fetch}, "fetch") : "fetch") .
6206 " | " .
6207 (defined $push ? $cgi->a({-href=> $push}, "push") : "push") .
6208 "</td>";
6209
6210 print "</tr>\n";
6211 }
6212
6213 if ($limited) {
6214 print "<tr>\n" .
6215 "<td colspan=\"3\">" .
6216 $cgi->a({-href => href(action=>"remotes")}, "...") .
6217 "</td>\n" . "</tr>\n";
6218 }
6219
6220 print "</table>";
6221 }
6222
6223 # Display remote heads grouped by remote, unless there are too many
6224 # remotes, in which case we only display the remote names
6225 sub git_remotes_body {
6226 my ($remotedata, $limit, $head) = @_;
6227 if ($limit and $limit < keys %$remotedata) {
6228 git_remotes_list($remotedata, $limit);
6229 } else {
6230 fill_remote_heads($remotedata);
6231 while (my ($remote, $rdata) = each %$remotedata) {
6232 git_print_section({-class=>"remote", -id=>$remote},
6233 ["remotes", $remote, $remote], sub {
6234 git_remote_block($remote, $rdata, $limit, $head);
6235 });
6236 }
6237 }
6238 }
6239
6240 sub git_search_message {
6241 my %co = @_;
6242
6243 my $greptype;
6244 if ($searchtype eq 'commit') {
6245 $greptype = "--grep=";
6246 } elsif ($searchtype eq 'author') {
6247 $greptype = "--author=";
6248 } elsif ($searchtype eq 'committer') {
6249 $greptype = "--committer=";
6250 }
6251 $greptype .= $searchtext;
6252 my @commitlist = parse_commits($hash, 101, (100 * $page), undef,
6253 $greptype, '--regexp-ignore-case',
6254 $search_use_regexp ? '--extended-regexp' : '--fixed-strings');
6255
6256 my $paging_nav = '';
6257 if ($page > 0) {
6258 $paging_nav .=
6259 $cgi->a({-href => href(-replay=>1, page=>undef)},
6260 "first") .
6261 " &sdot; " .
6262 $cgi->a({-href => href(-replay=>1, page=>$page-1),
6263 -accesskey => "p", -title => "Alt-p"}, "prev");
6264 } else {
6265 $paging_nav .= "first &sdot; prev";
6266 }
6267 my $next_link = '';
6268 if ($#commitlist >= 100) {
6269 $next_link =
6270 $cgi->a({-href => href(-replay=>1, page=>$page+1),
6271 -accesskey => "n", -title => "Alt-n"}, "next");
6272 $paging_nav .= " &sdot; $next_link";
6273 } else {
6274 $paging_nav .= " &sdot; next";
6275 }
6276
6277 git_header_html();
6278
6279 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
6280 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6281 if ($page == 0 && !@commitlist) {
6282 print "<p>No match.</p>\n";
6283 } else {
6284 git_search_grep_body(\@commitlist, 0, 99, $next_link);
6285 }
6286
6287 git_footer_html();
6288 }
6289
6290 sub git_search_changes {
6291 my %co = @_;
6292
6293 local $/ = "\n";
6294 open my $fd, '-|', git_cmd(), '--no-pager', 'log', @diff_opts,
6295 '--pretty=format:%H', '--no-abbrev', '--raw', "-S$searchtext",
6296 ($search_use_regexp ? '--pickaxe-regex' : ())
6297 or die_error(500, "Open git-log failed");
6298
6299 git_header_html();
6300
6301 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6302 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6303
6304 print "<table class=\"pickaxe search\">\n";
6305 my $alternate = 1;
6306 undef %co;
6307 my @files;
6308 while (my $line = <$fd>) {
6309 chomp $line;
6310 next unless $line;
6311
6312 my %set = parse_difftree_raw_line($line);
6313 if (defined $set{'commit'}) {
6314 # finish previous commit
6315 if (%co) {
6316 print "</td>\n" .
6317 "<td class=\"link\">" .
6318 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})},
6319 "commit") .
6320 " | " .
6321 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'},
6322 hash_base=>$co{'id'})},
6323 "tree") .
6324 "</td>\n" .
6325 "</tr>\n";
6326 }
6327
6328 if ($alternate) {
6329 print "<tr class=\"dark\">\n";
6330 } else {
6331 print "<tr class=\"light\">\n";
6332 }
6333 $alternate ^= 1;
6334 %co = parse_commit($set{'commit'});
6335 my $author = chop_and_escape_str($co{'author_name'}, 15, 5);
6336 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6337 "<td><i>$author</i></td>\n" .
6338 "<td>" .
6339 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
6340 -class => "list subject"},
6341 chop_and_escape_str($co{'title'}, 50) . "<br/>");
6342 } elsif (defined $set{'to_id'}) {
6343 next if is_deleted(\%set);
6344
6345 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
6346 hash=>$set{'to_id'}, file_name=>$set{'to_file'}),
6347 -class => "list"},
6348 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
6349 "<br/>\n";
6350 }
6351 }
6352 close $fd;
6353
6354 # finish last commit (warning: repetition!)
6355 if (%co) {
6356 print "</td>\n" .
6357 "<td class=\"link\">" .
6358 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})},
6359 "commit") .
6360 " | " .
6361 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'},
6362 hash_base=>$co{'id'})},
6363 "tree") .
6364 "</td>\n" .
6365 "</tr>\n";
6366 }
6367
6368 print "</table>\n";
6369
6370 git_footer_html();
6371 }
6372
6373 sub git_search_files {
6374 my %co = @_;
6375
6376 local $/ = "\n";
6377 open my $fd, "-|", git_cmd(), 'grep', '-n', '-z',
6378 $search_use_regexp ? ('-E', '-i') : '-F',
6379 $searchtext, $co{'tree'}
6380 or die_error(500, "Open git-grep failed");
6381
6382 git_header_html();
6383
6384 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6385 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6386
6387 print "<table class=\"grep_search\">\n";
6388 my $alternate = 1;
6389 my $matches = 0;
6390 my $lastfile = '';
6391 my $file_href;
6392 while (my $line = <$fd>) {
6393 chomp $line;
6394 my ($file, $lno, $ltext, $binary);
6395 last if ($matches++ > 1000);
6396 if ($line =~ /^Binary file (.+) matches$/) {
6397 $file = $1;
6398 $binary = 1;
6399 } else {
6400 ($file, $lno, $ltext) = split(/\0/, $line, 3);
6401 $file =~ s/^$co{'tree'}://;
6402 }
6403 if ($file ne $lastfile) {
6404 $lastfile and print "</td></tr>\n";
6405 if ($alternate++) {
6406 print "<tr class=\"dark\">\n";
6407 } else {
6408 print "<tr class=\"light\">\n";
6409 }
6410 $file_href = href(action=>"blob", hash_base=>$co{'id'},
6411 file_name=>$file);
6412 print "<td class=\"list\">".
6413 $cgi->a({-href => $file_href, -class => "list"}, esc_path($file));
6414 print "</td><td>\n";
6415 $lastfile = $file;
6416 }
6417 if ($binary) {
6418 print "<div class=\"binary\">Binary file</div>\n";
6419 } else {
6420 $ltext = untabify($ltext);
6421 if ($ltext =~ m/^(.*)($search_regexp)(.*)$/i) {
6422 $ltext = esc_html($1, -nbsp=>1);
6423 $ltext .= '<span class="match">';
6424 $ltext .= esc_html($2, -nbsp=>1);
6425 $ltext .= '</span>';
6426 $ltext .= esc_html($3, -nbsp=>1);
6427 } else {
6428 $ltext = esc_html($ltext, -nbsp=>1);
6429 }
6430 print "<div class=\"pre\">" .
6431 $cgi->a({-href => $file_href.'#l'.$lno,
6432 -class => "linenr"}, sprintf('%4i ', $lno)) .
6433 $ltext . "</div>\n";
6434 }
6435 }
6436 if ($lastfile) {
6437 print "</td></tr>\n";
6438 if ($matches > 1000) {
6439 print "<div class=\"diff nodifferences\">Too many matches, listing trimmed</div>\n";
6440 }
6441 } else {
6442 print "<div class=\"diff nodifferences\">No matches found</div>\n";
6443 }
6444 close $fd;
6445
6446 print "</table>\n";
6447
6448 git_footer_html();
6449 }
6450
6451 sub git_search_grep_body {
6452 my ($commitlist, $from, $to, $extra) = @_;
6453 $from = 0 unless defined $from;
6454 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
6455
6456 print "<table class=\"commit_search\">\n";
6457 my $alternate = 1;
6458 for (my $i = $from; $i <= $to; $i++) {
6459 my %co = %{$commitlist->[$i]};
6460 if (!%co) {
6461 next;
6462 }
6463 my $commit = $co{'id'};
6464 if ($alternate) {
6465 print "<tr class=\"dark\">\n";
6466 } else {
6467 print "<tr class=\"light\">\n";
6468 }
6469 $alternate ^= 1;
6470 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6471 format_author_html('td', \%co, 15, 5) .
6472 "<td>" .
6473 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
6474 -class => "list subject"},
6475 chop_and_escape_str($co{'title'}, 50) . "<br/>");
6476 my $comment = $co{'comment'};
6477 foreach my $line (@$comment) {
6478 if ($line =~ m/^(.*?)($search_regexp)(.*)$/i) {
6479 my ($lead, $match, $trail) = ($1, $2, $3);
6480 $match = chop_str($match, 70, 5, 'center');
6481 my $contextlen = int((80 - length($match))/2);
6482 $contextlen = 30 if ($contextlen > 30);
6483 $lead = chop_str($lead, $contextlen, 10, 'left');
6484 $trail = chop_str($trail, $contextlen, 10, 'right');
6485
6486 $lead = esc_html($lead);
6487 $match = esc_html($match);
6488 $trail = esc_html($trail);
6489
6490 print "$lead<span class=\"match\">$match</span>$trail<br />";
6491 }
6492 }
6493 print "</td>\n" .
6494 "<td class=\"link\">" .
6495 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
6496 " | " .
6497 $cgi->a({-href => href(action=>"commitdiff", hash=>$co{'id'})}, "commitdiff") .
6498 " | " .
6499 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
6500 print "</td>\n" .
6501 "</tr>\n";
6502 }
6503 if (defined $extra) {
6504 print "<tr>\n" .
6505 "<td colspan=\"3\">$extra</td>\n" .
6506 "</tr>\n";
6507 }
6508 print "</table>\n";
6509 }
6510
6511 ## ======================================================================
6512 ## ======================================================================
6513 ## actions
6514
6515 sub git_project_list {
6516 my $order = $input_params{'order'};
6517 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
6518 die_error(400, "Unknown order parameter");
6519 }
6520
6521 my @list = git_get_projects_list($project_filter, $strict_export);
6522 if (!@list) {
6523 die_error(404, "No projects found");
6524 }
6525
6526 git_header_html();
6527 git_end_subhead_html();
6528 if (defined $home_text && -f $home_text) {
6529 print "<div class=\"index_include\">\n";
6530 insert_file($home_text);
6531 print "</div>\n";
6532 }
6533
6534 git_project_search_form($searchtext, $search_use_regexp);
6535 git_project_list_body(\@list, $order);
6536 git_footer_html();
6537 }
6538
6539 sub git_forks {
6540 my $order = $input_params{'order'};
6541 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
6542 die_error(400, "Unknown order parameter");
6543 }
6544
6545 my $filter = $project;
6546 $filter =~ s/\.git$//;
6547 my @list = git_get_projects_list($filter);
6548 if (!@list) {
6549 die_error(404, "No forks found");
6550 }
6551
6552 git_header_html();
6553 git_print_page_nav('','');
6554 git_print_header_div('summary', "$project forks");
6555 git_project_list_body(\@list, $order);
6556 git_footer_html();
6557 }
6558
6559 sub git_project_index {
6560 my @projects = git_get_projects_list($project_filter, $strict_export);
6561 if (!@projects) {
6562 die_error(404, "No projects found");
6563 }
6564
6565 print $cgi->header(
6566 -type => 'text/plain',
6567 -charset => 'utf-8',
6568 -content_disposition => 'inline; filename="index.aux"');
6569
6570 foreach my $pr (@projects) {
6571 if (!exists $pr->{'owner'}) {
6572 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}");
6573 }
6574
6575 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
6576 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
6577 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
6578 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
6579 $path =~ s/ /\+/g;
6580 $owner =~ s/ /\+/g;
6581
6582 print "$path $owner\n";
6583 }
6584 }
6585
6586 sub git_summary {
6587 my $descr = git_get_project_description($project) || "none";
6588 my %co = parse_commit("HEAD");
6589 my %cd = %co ? parse_date($co{'committer_epoch'}, $co{'committer_tz'}) : ();
6590 my $head = $co{'id'};
6591 my $remote_heads = gitweb_check_feature('remote_heads');
6592
6593 my $owner = git_get_project_owner($project);
6594
6595 my $refs = git_get_references();
6596 # These get_*_list functions return one more to allow us to see if
6597 # there are more ...
6598 my @taglist = git_get_tags_list(16);
6599 my @headlist = git_get_heads_list(16);
6600 my %remotedata = $remote_heads ? git_get_remotes_list() : ();
6601 my @forklist;
6602 my $check_forks = gitweb_check_feature('forks');
6603
6604 if ($check_forks) {
6605 # find forks of a project
6606 my $filter = $project;
6607 $filter =~ s/\.git$//;
6608 @forklist = git_get_projects_list($filter);
6609 # filter out forks of forks
6610 @forklist = filter_forks_from_projects_list(\@forklist)
6611 if (@forklist);
6612 }
6613
6614 git_header_html();
6615 git_print_page_nav('summary','', $head);
6616
6617 print "<table class=\"projects_list\">\n" .
6618 "<tr id=\"metadata_desc\"><th>description</th><td>" . esc_html($descr) . "</td></tr>\n";
6619 if ($owner and not $omit_owner) {
6620 print "<tr id=\"metadata_owner\"><th>owner</th><td>" . esc_html($owner) . "</td></tr>\n";
6621 }
6622 if (defined $cd{'rfc2822'}) {
6623 print "<tr id=\"metadata_lchange\"><th>last change</th>" .
6624 "<td>".format_timestamp_html(\%cd)."</td></tr>\n";
6625 }
6626
6627 # use per project git URL list in $projectroot/$project/cloneurl
6628 # or make project git URL from git base URL and project name
6629 my $url_tag = "URL";
6630 my @url_list = git_get_project_url_list($project);
6631 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
6632 foreach my $git_url (@url_list) {
6633 next unless $git_url;
6634 print format_repo_url($url_tag, $git_url);
6635 $url_tag = "";
6636 }
6637
6638 # Tag cloud
6639 my $show_ctags = gitweb_check_feature('ctags');
6640 if ($show_ctags) {
6641 my $ctags = git_get_project_ctags($project);
6642 if (%$ctags) {
6643 # without ability to add tags, don't show if there are none
6644 my $cloud = git_populate_project_tagcloud($ctags);
6645 print "<tr id=\"metadata_ctags\">" .
6646 "<th>content tags</th>" .
6647 "<td>".git_show_project_tagcloud($cloud, 48)."</td>" .
6648 "</tr>\n";
6649 }
6650 }
6651
6652 print "</table>\n";
6653
6654 # If XSS prevention is on, we don't include README.html.
6655 # TODO: Allow a readme in some safe format.
6656 if (!$prevent_xss && -s "$projectroot/$project/README.html") {
6657 print "<div class=\"title\">readme</div>\n" .
6658 "<div class=\"readme\">\n";
6659 insert_file("$projectroot/$project/README.html");
6660 print "\n</div>\n"; # class="readme"
6661 }
6662
6663 # we need to request one more than 16 (0..15) to check if
6664 # those 16 are all
6665 my @commitlist = $head ? parse_commits($head, 17) : ();
6666 if (@commitlist) {
6667 git_print_header_div('shortlog');
6668 git_shortlog_body(\@commitlist, 0, 15, $refs,
6669 $#commitlist <= 15 ? undef :
6670 $cgi->a({-href => href(action=>"shortlog")}, "..."));
6671 }
6672
6673 if (@taglist) {
6674 git_print_header_div('tags');
6675 git_tags_body(\@taglist, 0, 15,
6676 $#taglist <= 15 ? undef :
6677 $cgi->a({-href => href(action=>"tags")}, "..."));
6678 }
6679
6680 if (@headlist) {
6681 git_print_header_div('heads');
6682 git_heads_body(\@headlist, $head, 0, 15,
6683 $#headlist <= 15 ? undef :
6684 $cgi->a({-href => href(action=>"heads")}, "..."));
6685 }
6686
6687 if (%remotedata) {
6688 git_print_header_div('remotes');
6689 git_remotes_body(\%remotedata, 15, $head);
6690 }
6691
6692 if (@forklist) {
6693 git_print_header_div('forks');
6694 git_project_list_body(\@forklist, 'age', 0, 15,
6695 $#forklist <= 15 ? undef :
6696 $cgi->a({-href => href(action=>"forks")}, "..."),
6697 'no_header');
6698 }
6699
6700 git_footer_html();
6701 }
6702
6703 sub git_tag {
6704 my %tag = parse_tag($hash);
6705
6706 if (! %tag) {
6707 die_error(404, "Unknown tag object");
6708 }
6709
6710 my $head = git_get_head_hash($project);
6711 git_header_html();
6712 git_print_page_nav('','', $head,undef,$head);
6713 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
6714 print "<div class=\"title_text\">\n" .
6715 "<table class=\"object_header\">\n" .
6716 "<tr>\n" .
6717 "<th>object</th>\n" .
6718 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
6719 $tag{'object'}) . "</td>\n" .
6720 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
6721 $tag{'type'}) . "</td>\n" .
6722 "</tr>\n";
6723 if (defined($tag{'author'})) {
6724 git_print_authorship_rows(\%tag, 'author');
6725 }
6726 print "</table>\n\n" .
6727 "</div>\n";
6728 print "<div class=\"page_body\">";
6729 my $comment = $tag{'comment'};
6730 foreach my $line (@$comment) {
6731 chomp $line;
6732 print esc_html($line, -nbsp=>1) . "<br/>\n";
6733 }
6734 print "</div>\n";
6735 git_footer_html();
6736 }
6737
6738 sub git_blame_common {
6739 my $format = shift || 'porcelain';
6740 if ($format eq 'porcelain' && $input_params{'javascript'}) {
6741 $format = 'incremental';
6742 $action = 'blame_incremental'; # for page title etc
6743 }
6744
6745 # permissions
6746 gitweb_check_feature('blame')
6747 or die_error(403, "Blame view not allowed");
6748
6749 # error checking
6750 die_error(400, "No file name given") unless $file_name;
6751 $hash_base ||= git_get_head_hash($project);
6752 die_error(404, "Couldn't find base commit") unless $hash_base;
6753 my %co = parse_commit($hash_base)
6754 or die_error(404, "Commit not found");
6755 my $ftype = "blob";
6756 if (!defined $hash) {
6757 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
6758 or die_error(404, "Error looking up file");
6759 } else {
6760 $ftype = git_get_type($hash);
6761 if ($ftype !~ "blob") {
6762 die_error(400, "Object is not a blob");
6763 }
6764 }
6765
6766 my $fd;
6767 if ($format eq 'incremental') {
6768 # get file contents (as base)
6769 open $fd, "-|", git_cmd(), 'cat-file', 'blob', $hash
6770 or die_error(500, "Open git-cat-file failed");
6771 } elsif ($format eq 'data') {
6772 # run git-blame --incremental
6773 open $fd, "-|", git_cmd(), "blame", "--incremental",
6774 $hash_base, "--", $file_name
6775 or die_error(500, "Open git-blame --incremental failed");
6776 } else {
6777 # run git-blame --porcelain
6778 open $fd, "-|", git_cmd(), "blame", '-p',
6779 $hash_base, '--', $file_name
6780 or die_error(500, "Open git-blame --porcelain failed");
6781 }
6782 binmode $fd, ':utf8';
6783
6784 # incremental blame data returns early
6785 if ($format eq 'data') {
6786 print $cgi->header(
6787 -type=>"text/plain", -charset => "utf-8",
6788 -status=> "200 OK");
6789 local $| = 1; # output autoflush
6790 while (my $line = <$fd>) {
6791 print to_utf8($line);
6792 }
6793 close $fd
6794 or print "ERROR $!\n";
6795
6796 print 'END';
6797 if (defined $t0 && gitweb_check_feature('timed')) {
6798 print ' '.
6799 tv_interval($t0, [ gettimeofday() ]).
6800 ' '.$number_of_git_cmds;
6801 }
6802 print "\n";
6803
6804 return;
6805 }
6806
6807 # page header
6808 git_header_html();
6809 my $formats_nav =
6810 $cgi->a({-href => href(action=>"blob", -replay=>1)},
6811 "blob") .
6812 " | ";
6813 if ($format eq 'incremental') {
6814 $formats_nav .=
6815 $cgi->a({-href => href(action=>"blame", javascript=>0, -replay=>1)},
6816 "blame") . " (non-incremental)";
6817 } else {
6818 $formats_nav .=
6819 $cgi->a({-href => href(action=>"blame_incremental", -replay=>1)},
6820 "blame") . " (incremental)";
6821 }
6822 $formats_nav .=
6823 " | " .
6824 $cgi->a({-href => href(action=>"history", -replay=>1)},
6825 "history") .
6826 " | " .
6827 $cgi->a({-href => href(action=>$action, file_name=>$file_name)},
6828 "HEAD");
6829 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
6830 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
6831 git_print_page_path($file_name, $ftype, $hash_base);
6832
6833 # page body
6834 if ($format eq 'incremental') {
6835 print "<noscript>\n<div class=\"error\"><center><b>\n".
6836 "This page requires JavaScript to run.\n Use ".
6837 $cgi->a({-href => href(action=>'blame',javascript=>0,-replay=>1)},
6838 'this page').
6839 " instead.\n".
6840 "</b></center></div>\n</noscript>\n";
6841
6842 print qq!<div id="progress_bar" style="width: 100%; background-color: yellow"></div>\n!;
6843 }
6844
6845 print qq!<div class="page_body">\n!;
6846 print qq!<div id="progress_info">... / ...</div>\n!
6847 if ($format eq 'incremental');
6848 print qq!<table id="blame_table" class="blame" width="100%">\n!.
6849 #qq!<col width="5.5em" /><col width="2.5em" /><col width="*" />\n!.
6850 qq!<thead>\n!.
6851 qq!<tr><th>Commit</th><th>Line</th><th>Data</th></tr>\n!.
6852 qq!</thead>\n!.
6853 qq!<tbody>\n!;
6854
6855 my @rev_color = qw(light dark);
6856 my $num_colors = scalar(@rev_color);
6857 my $current_color = 0;
6858
6859 if ($format eq 'incremental') {
6860 my $color_class = $rev_color[$current_color];
6861
6862 #contents of a file
6863 my $linenr = 0;
6864 LINE:
6865 while (my $line = <$fd>) {
6866 chomp $line;
6867 $linenr++;
6868
6869 print qq!<tr id="l$linenr" class="$color_class">!.
6870 qq!<td class="sha1"><a href=""> </a></td>!.
6871 qq!<td class="linenr">!.
6872 qq!<a class="linenr" href="">$linenr</a></td>!;
6873 print qq!<td class="pre">! . esc_html($line) . "</td>\n";
6874 print qq!</tr>\n!;
6875 }
6876
6877 } else { # porcelain, i.e. ordinary blame
6878 my %metainfo = (); # saves information about commits
6879
6880 # blame data
6881 LINE:
6882 while (my $line = <$fd>) {
6883 chomp $line;
6884 # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>]
6885 # no <lines in group> for subsequent lines in group of lines
6886 my ($full_rev, $orig_lineno, $lineno, $group_size) =
6887 ($line =~ /^($oid_regex) (\d+) (\d+)(?: (\d+))?$/);
6888 if (!exists $metainfo{$full_rev}) {
6889 $metainfo{$full_rev} = { 'nprevious' => 0 };
6890 }
6891 my $meta = $metainfo{$full_rev};
6892 my $data;
6893 while ($data = <$fd>) {
6894 chomp $data;
6895 last if ($data =~ s/^\t//); # contents of line
6896 if ($data =~ /^(\S+)(?: (.*))?$/) {
6897 $meta->{$1} = $2 unless exists $meta->{$1};
6898 }
6899 if ($data =~ /^previous /) {
6900 $meta->{'nprevious'}++;
6901 }
6902 }
6903 my $short_rev = substr($full_rev, 0, 8);
6904 my $author = $meta->{'author'};
6905 my %date =
6906 parse_date($meta->{'author-time'}, $meta->{'author-tz'});
6907 my $date = $date{'iso-tz'};
6908 if ($group_size) {
6909 $current_color = ($current_color + 1) % $num_colors;
6910 }
6911 my $tr_class = $rev_color[$current_color];
6912 $tr_class .= ' boundary' if (exists $meta->{'boundary'});
6913 $tr_class .= ' no-previous' if ($meta->{'nprevious'} == 0);
6914 $tr_class .= ' multiple-previous' if ($meta->{'nprevious'} > 1);
6915 print "<tr id=\"l$lineno\" class=\"$tr_class\">\n";
6916 if ($group_size) {
6917 print "<td class=\"sha1\"";
6918 print " title=\"". esc_html($author) . ", $date\"";
6919 print " rowspan=\"$group_size\"" if ($group_size > 1);
6920 print ">";
6921 print $cgi->a({-href => href(action=>"commit",
6922 hash=>$full_rev,
6923 file_name=>$file_name)},
6924 esc_html($short_rev));
6925 if ($group_size >= 2) {
6926 my @author_initials = ($author =~ /\b([[:upper:]])\B/g);
6927 if (@author_initials) {
6928 print "<br />" .
6929 esc_html(join('', @author_initials));
6930 # or join('.', ...)
6931 }
6932 }
6933 print "</td>\n";
6934 }
6935 # 'previous' <sha1 of parent commit> <filename at commit>
6936 if (exists $meta->{'previous'} &&
6937 $meta->{'previous'} =~ /^($oid_regex) (.*)$/) {
6938 $meta->{'parent'} = $1;
6939 $meta->{'file_parent'} = unquote($2);
6940 }
6941 my $linenr_commit =
6942 exists($meta->{'parent'}) ?
6943 $meta->{'parent'} : $full_rev;
6944 my $linenr_filename =
6945 exists($meta->{'file_parent'}) ?
6946 $meta->{'file_parent'} : unquote($meta->{'filename'});
6947 my $blamed = href(action => 'blame',
6948 file_name => $linenr_filename,
6949 hash_base => $linenr_commit);
6950 print "<td class=\"linenr\">";
6951 print $cgi->a({ -href => "$blamed#l$orig_lineno",
6952 -class => "linenr" },
6953 esc_html($lineno));
6954 print "</td>";
6955 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
6956 print "</tr>\n";
6957 } # end while
6958
6959 }
6960
6961 # footer
6962 print "</tbody>\n".
6963 "</table>\n"; # class="blame"
6964 print "</div>\n"; # class="blame_body"
6965 close $fd
6966 or print "Reading blob failed\n";
6967
6968 git_footer_html();
6969 }
6970
6971 sub git_blame {
6972 git_blame_common();
6973 }
6974
6975 sub git_blame_incremental {
6976 git_blame_common('incremental');
6977 }
6978
6979 sub git_blame_data {
6980 git_blame_common('data');
6981 }
6982
6983 sub git_tags {
6984 my $head = git_get_head_hash($project);
6985 git_header_html();
6986 git_print_page_nav('','', $head,undef,$head,format_ref_views('tags'));
6987 git_print_header_div('summary', $project);
6988
6989 my @tagslist = git_get_tags_list();
6990 if (@tagslist) {
6991 git_tags_body(\@tagslist);
6992 }
6993 git_footer_html();
6994 }
6995
6996 sub git_heads {
6997 my $head = git_get_head_hash($project);
6998 git_header_html();
6999 git_print_page_nav('','', $head,undef,$head,format_ref_views('heads'));
7000 git_print_header_div('summary', $project);
7001
7002 my @headslist = git_get_heads_list();
7003 if (@headslist) {
7004 git_heads_body(\@headslist, $head);
7005 }
7006 git_footer_html();
7007 }
7008
7009 # used both for single remote view and for list of all the remotes
7010 sub git_remotes {
7011 gitweb_check_feature('remote_heads')
7012 or die_error(403, "Remote heads view is disabled");
7013
7014 my $head = git_get_head_hash($project);
7015 my $remote = $input_params{'hash'};
7016
7017 my $remotedata = git_get_remotes_list($remote);
7018 die_error(500, "Unable to get remote information") unless defined $remotedata;
7019
7020 unless (%$remotedata) {
7021 die_error(404, defined $remote ?
7022 "Remote $remote not found" :
7023 "No remotes found");
7024 }
7025
7026 git_header_html(undef, undef, -action_extra => $remote);
7027 git_print_page_nav('', '', $head, undef, $head,
7028 format_ref_views($remote ? '' : 'remotes'));
7029
7030 fill_remote_heads($remotedata);
7031 if (defined $remote) {
7032 git_print_header_div('remotes', "$remote remote for $project");
7033 git_remote_block($remote, $remotedata->{$remote}, undef, $head);
7034 } else {
7035 git_print_header_div('summary', "$project remotes");
7036 git_remotes_body($remotedata, undef, $head);
7037 }
7038
7039 git_footer_html();
7040 }
7041
7042 sub git_blob_plain {
7043 my $type = shift;
7044 my $expires;
7045
7046 if (!defined $hash) {
7047 if (defined $file_name) {
7048 my $base = $hash_base || git_get_head_hash($project);
7049 $hash = git_get_hash_by_path($base, $file_name, "blob")
7050 or die_error(404, "Cannot find file");
7051 } else {
7052 die_error(400, "No file name defined");
7053 }
7054 } elsif ($hash =~ m/^$oid_regex$/) {
7055 # blobs defined by non-textual hash id's can be cached
7056 $expires = "+1d";
7057 }
7058
7059 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
7060 or die_error(500, "Open git-cat-file blob '$hash' failed");
7061
7062 # content-type (can include charset)
7063 $type = blob_contenttype($fd, $file_name, $type);
7064
7065 # "save as" filename, even when no $file_name is given
7066 my $save_as = "$hash";
7067 if (defined $file_name) {
7068 $save_as = $file_name;
7069 } elsif ($type =~ m/^text\//) {
7070 $save_as .= '.txt';
7071 }
7072
7073 # With XSS prevention on, blobs of all types except a few known safe
7074 # ones are served with "Content-Disposition: attachment" to make sure
7075 # they don't run in our security domain. For certain image types,
7076 # blob view writes an <img> tag referring to blob_plain view, and we
7077 # want to be sure not to break that by serving the image as an
7078 # attachment (though Firefox 3 doesn't seem to care).
7079 my $sandbox = $prevent_xss &&
7080 $type !~ m!^(?:text/[a-z]+|image/(?:gif|png|jpeg))(?:[ ;]|$)!;
7081
7082 # serve text/* as text/plain
7083 if ($prevent_xss &&
7084 ($type =~ m!^text/[a-z]+\b(.*)$! ||
7085 ($type =~ m!^[a-z]+/[a-z]\+xml\b(.*)$! && -T $fd))) {
7086 my $rest = $1;
7087 $rest = defined $rest ? $rest : '';
7088 $type = "text/plain$rest";
7089 }
7090
7091 print $cgi->header(
7092 -type => $type,
7093 -expires => $expires,
7094 -content_disposition =>
7095 ($sandbox ? 'attachment' : 'inline')
7096 . '; filename="' . $save_as . '"');
7097 local $/ = undef;
7098 local *FCGI::Stream::PRINT = $FCGI_Stream_PRINT_raw;
7099 binmode STDOUT, ':raw';
7100 print <$fd>;
7101 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
7102 close $fd;
7103 }
7104
7105 sub git_blob {
7106 my $expires;
7107
7108 if (!defined $hash) {
7109 if (defined $file_name) {
7110 my $base = $hash_base || git_get_head_hash($project);
7111 $hash = git_get_hash_by_path($base, $file_name, "blob")
7112 or die_error(404, "Cannot find file");
7113 } else {
7114 die_error(400, "No file name defined");
7115 }
7116 } elsif ($hash =~ m/^$oid_regex$/) {
7117 # blobs defined by non-textual hash id's can be cached
7118 $expires = "+1d";
7119 }
7120
7121 my $have_blame = gitweb_check_feature('blame');
7122 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
7123 or die_error(500, "Couldn't cat $file_name, $hash");
7124 my $mimetype = blob_mimetype($fd, $file_name);
7125 # use 'blob_plain' (aka 'raw') view for files that cannot be displayed
7126 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)! && -B $fd) {
7127 close $fd;
7128 return git_blob_plain($mimetype);
7129 }
7130 # we can have blame only for text/* mimetype
7131 $have_blame &&= ($mimetype =~ m!^text/!);
7132
7133 my $highlight = gitweb_check_feature('highlight');
7134 my $syntax = guess_file_syntax($highlight, $file_name);
7135 $fd = run_highlighter($fd, $highlight, $syntax);
7136
7137 git_header_html(undef, $expires);
7138 my $formats_nav = '';
7139 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7140 if (defined $file_name) {
7141 if ($have_blame) {
7142 $formats_nav .=
7143 $cgi->a({-href => href(action=>"blame", -replay=>1)},
7144 "blame") .
7145 " | ";
7146 }
7147 $formats_nav .=
7148 $cgi->a({-href => href(action=>"history", -replay=>1)},
7149 "history") .
7150 " | " .
7151 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
7152 "raw") .
7153 " | " .
7154 $cgi->a({-href => href(action=>"blob",
7155 hash_base=>"HEAD", file_name=>$file_name)},
7156 "HEAD");
7157 } else {
7158 $formats_nav .=
7159 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
7160 "raw");
7161 }
7162 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
7163 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
7164 } else {
7165 git_end_subhead_html();
7166 print "<div class=\"title\">".esc_html($hash)."</div>\n";
7167 }
7168 git_print_page_path($file_name, "blob", $hash_base);
7169 print "<div class=\"page_body\">\n";
7170 if ($mimetype =~ m!^image/!) {
7171 print qq!<img class="blob" type="!.esc_attr($mimetype).qq!"!;
7172 if ($file_name) {
7173 print qq! alt="!.esc_attr($file_name).qq!" title="!.esc_attr($file_name).qq!"!;
7174 }
7175 print qq! src="! .
7176 esc_attr(href(action=>"blob_plain", hash=>$hash,
7177 hash_base=>$hash_base, file_name=>$file_name)) .
7178 qq!" />\n!;
7179 } else {
7180 my $nr;
7181 while (my $line = <$fd>) {
7182 chomp $line;
7183 $nr++;
7184 $line = untabify($line);
7185 printf qq!<div class="pre"><a id="l%i" href="%s#l%i" class="linenr">%4i </a>%s</div>\n!,
7186 $nr, esc_attr(href(-replay => 1)), $nr, $nr,
7187 $highlight ? sanitize($line) : esc_html($line, -nbsp=>1);
7188 }
7189 }
7190 close $fd
7191 or print "Reading blob failed.\n";
7192 print "</div>";
7193 git_footer_html();
7194 }
7195
7196 sub git_tree {
7197 if (!defined $hash_base) {
7198 $hash_base = "HEAD";
7199 }
7200 if (!defined $hash) {
7201 if (defined $file_name) {
7202 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
7203 } else {
7204 $hash = $hash_base;
7205 }
7206 }
7207 die_error(404, "No such tree") unless defined($hash);
7208
7209 my $show_sizes = gitweb_check_feature('show-sizes');
7210 my $have_blame = gitweb_check_feature('blame');
7211
7212 my @entries = ();
7213 {
7214 local $/ = "\0";
7215 open my $fd, "-|", git_cmd(), "ls-tree", '-z',
7216 ($show_sizes ? '-l' : ()), @extra_options, $hash
7217 or die_error(500, "Open git-ls-tree failed");
7218 @entries = map { chomp; $_ } <$fd>;
7219 close $fd
7220 or die_error(404, "Reading tree failed");
7221 }
7222
7223 my $refs = git_get_references();
7224 my $ref = format_ref_marker($refs, $hash_base);
7225 git_header_html();
7226 my $basedir = '';
7227 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7228 my @views_nav = ();
7229 if (defined $file_name) {
7230 push @views_nav,
7231 $cgi->a({-href => href(action=>"history", -replay=>1)},
7232 "history"),
7233 $cgi->a({-href => href(action=>"tree",
7234 hash_base=>"HEAD", file_name=>$file_name)},
7235 "HEAD"),
7236 }
7237 my $snapshot_links = format_snapshot_links($hash);
7238 if (defined $snapshot_links) {
7239 # FIXME: Should be available when we have no hash base as well.
7240 push @views_nav, $snapshot_links;
7241 }
7242 git_print_page_nav('tree','', $hash_base, undef, undef,
7243 join(' | ', @views_nav));
7244 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
7245 } else {
7246 undef $hash_base;
7247 git_end_subhead_html();
7248 print "<div class=\"title\">".esc_html($hash)."</div>\n";
7249 }
7250 if (defined $file_name) {
7251 $basedir = $file_name;
7252 if ($basedir ne '' && substr($basedir, -1) ne '/') {
7253 $basedir .= '/';
7254 }
7255 git_print_page_path($file_name, 'tree', $hash_base);
7256 }
7257 print "<div class=\"page_body\">\n";
7258 print "<table class=\"tree\">\n";
7259 my $alternate = 1;
7260 # '..' (top directory) link if possible
7261 if (defined $hash_base &&
7262 defined $file_name && $file_name =~ m![^/]+$!) {
7263 if ($alternate) {
7264 print "<tr class=\"dark\">\n";
7265 } else {
7266 print "<tr class=\"light\">\n";
7267 }
7268 $alternate ^= 1;
7269
7270 my $up = $file_name;
7271 $up =~ s!/?[^/]+$!!;
7272 undef $up unless $up;
7273 # based on git_print_tree_entry
7274 print '<td class="mode">' . mode_str('040000') . "</td>\n";
7275 print '<td class="size">&nbsp;</td>'."\n" if $show_sizes;
7276 print '<td class="list">';
7277 print $cgi->a({-href => href(action=>"tree",
7278 hash_base=>$hash_base,
7279 file_name=>$up)},
7280 "..");
7281 print "</td>\n";
7282 print "<td class=\"link\"></td>\n";
7283
7284 print "</tr>\n";
7285 }
7286 foreach my $line (@entries) {
7287 my %t = parse_ls_tree_line($line, -z => 1, -l => $show_sizes);
7288
7289 if ($alternate) {
7290 print "<tr class=\"dark\">\n";
7291 } else {
7292 print "<tr class=\"light\">\n";
7293 }
7294 $alternate ^= 1;
7295
7296 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
7297
7298 print "</tr>\n";
7299 }
7300 print "</table>\n" .
7301 "</div>";
7302 git_footer_html();
7303 }
7304
7305 sub sanitize_for_filename {
7306 my $name = shift;
7307
7308 $name =~ s!/!-!g;
7309 $name =~ s/[^[:alnum:]_.-]//g;
7310
7311 return $name;
7312 }
7313
7314 sub snapshot_name {
7315 my ($project, $hash) = @_;
7316
7317 # path/to/project.git -> project
7318 # path/to/project/.git -> project
7319 my $name = to_utf8($project);
7320 $name =~ s,([^/])/*\.git$,$1,;
7321 $name = sanitize_for_filename(basename($name));
7322
7323 my $ver = $hash;
7324 if ($hash =~ /^[0-9a-fA-F]+$/) {
7325 # shorten SHA-1 hash
7326 my $full_hash = git_get_full_hash($project, $hash);
7327 if ($full_hash =~ /^$hash/ && length($hash) > 7) {
7328 $ver = git_get_short_hash($project, $hash);
7329 }
7330 } elsif ($hash =~ m!^refs/tags/(.*)$!) {
7331 # tags don't need shortened SHA-1 hash
7332 $ver = $1;
7333 } else {
7334 # branches and other need shortened SHA-1 hash
7335 my $strip_refs = join '|', map { quotemeta } get_branch_refs();
7336 if ($hash =~ m!^refs/($strip_refs|remotes)/(.*)$!) {
7337 my $ref_dir = (defined $1) ? $1 : '';
7338 $ver = $2;
7339
7340 $ref_dir = sanitize_for_filename($ref_dir);
7341 # for refs neither in heads nor remotes we want to
7342 # add a ref dir to archive name
7343 if ($ref_dir ne '' and $ref_dir ne 'heads' and $ref_dir ne 'remotes') {
7344 $ver = $ref_dir . '-' . $ver;
7345 }
7346 }
7347 $ver .= '-' . git_get_short_hash($project, $hash);
7348 }
7349 # special case of sanitization for filename - we change
7350 # slashes to dots instead of dashes
7351 # in case of hierarchical branch names
7352 $ver =~ s!/!.!g;
7353 $ver =~ s/[^[:alnum:]_.-]//g;
7354
7355 # name = project-version_string
7356 $name = "$name-$ver";
7357
7358 return wantarray ? ($name, $name) : $name;
7359 }
7360
7361 sub exit_if_unmodified_since {
7362 my ($latest_epoch) = @_;
7363 our $cgi;
7364
7365 my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
7366 if (defined $if_modified) {
7367 my $since;
7368 if (eval { require HTTP::Date; 1; }) {
7369 $since = HTTP::Date::str2time($if_modified);
7370 } elsif (eval { require Time::ParseDate; 1; }) {
7371 $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
7372 }
7373 if (defined $since && $latest_epoch <= $since) {
7374 my %latest_date = parse_date($latest_epoch);
7375 print $cgi->header(
7376 -last_modified => $latest_date{'rfc2822'},
7377 -status => '304 Not Modified');
7378 goto DONE_GITWEB;
7379 }
7380 }
7381 }
7382
7383 sub git_snapshot {
7384 my $format = $input_params{'snapshot_format'};
7385 if (!@snapshot_fmts) {
7386 die_error(403, "Snapshots not allowed");
7387 }
7388 # default to first supported snapshot format
7389 $format ||= $snapshot_fmts[0];
7390 if ($format !~ m/^[a-z0-9]+$/) {
7391 die_error(400, "Invalid snapshot format parameter");
7392 } elsif (!exists($known_snapshot_formats{$format})) {
7393 die_error(400, "Unknown snapshot format");
7394 } elsif ($known_snapshot_formats{$format}{'disabled'}) {
7395 die_error(403, "Snapshot format not allowed");
7396 } elsif (!grep($_ eq $format, @snapshot_fmts)) {
7397 die_error(403, "Unsupported snapshot format");
7398 }
7399
7400 my $type = git_get_type("$hash^{}");
7401 if (!$type) {
7402 die_error(404, 'Object does not exist');
7403 } elsif ($type eq 'blob') {
7404 die_error(400, 'Object is not a tree-ish');
7405 }
7406
7407 my ($name, $prefix) = snapshot_name($project, $hash);
7408 my $filename = "$name$known_snapshot_formats{$format}{'suffix'}";
7409
7410 my %co = parse_commit($hash);
7411 exit_if_unmodified_since($co{'committer_epoch'}) if %co;
7412
7413 my $cmd = quote_command(
7414 git_cmd(), 'archive',
7415 "--format=$known_snapshot_formats{$format}{'format'}",
7416 "--prefix=$prefix/", $hash);
7417 if (exists $known_snapshot_formats{$format}{'compressor'}) {
7418 $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}});
7419 }
7420
7421 $filename =~ s/(["\\])/\\$1/g;
7422 my %latest_date;
7423 if (%co) {
7424 %latest_date = parse_date($co{'committer_epoch'}, $co{'committer_tz'});
7425 }
7426
7427 print $cgi->header(
7428 -type => $known_snapshot_formats{$format}{'type'},
7429 -content_disposition => 'inline; filename="' . $filename . '"',
7430 %co ? (-last_modified => $latest_date{'rfc2822'}) : (),
7431 -status => '200 OK');
7432
7433 open my $fd, "-|", $cmd
7434 or die_error(500, "Execute git-archive failed");
7435 local *FCGI::Stream::PRINT = $FCGI_Stream_PRINT_raw;
7436 binmode STDOUT, ':raw';
7437 print <$fd>;
7438 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
7439 close $fd;
7440 }
7441
7442 sub git_log_generic {
7443 my ($fmt_name, $body_subr, $base, $parent, $file_name, $file_hash) = @_;
7444
7445 my $head = git_get_head_hash($project);
7446 if (!defined $base) {
7447 $base = $head;
7448 }
7449 if (!defined $page) {
7450 $page = 0;
7451 }
7452 my $refs = git_get_references();
7453
7454 my $commit_hash = $base;
7455 if (defined $parent) {
7456 $commit_hash = "$parent..$base";
7457 }
7458 my @commitlist =
7459 parse_commits($commit_hash, 101, (100 * $page),
7460 defined $file_name ? ($file_name, "--full-history") : ());
7461
7462 my $ftype;
7463 if (!defined $file_hash && defined $file_name) {
7464 # some commits could have deleted file in question,
7465 # and not have it in tree, but one of them has to have it
7466 for (my $i = 0; $i < @commitlist; $i++) {
7467 $file_hash = git_get_hash_by_path($commitlist[$i]{'id'}, $file_name);
7468 last if defined $file_hash;
7469 }
7470 }
7471 if (defined $file_hash) {
7472 $ftype = git_get_type($file_hash);
7473 }
7474 if (defined $file_name && !defined $ftype) {
7475 die_error(500, "Unknown type of object");
7476 }
7477 my %co;
7478 if (defined $file_name) {
7479 %co = parse_commit($base)
7480 or die_error(404, "Unknown commit object");
7481 }
7482
7483
7484 my $paging_nav = format_paging_nav($fmt_name, $page, $#commitlist >= 100);
7485 my $next_link = '';
7486 if ($#commitlist >= 100) {
7487 $next_link =
7488 $cgi->a({-href => href(-replay=>1, page=>$page+1),
7489 -accesskey => "n", -title => "Alt-n"}, "next");
7490 }
7491 my $patch_max = gitweb_get_feature('patches');
7492 if ($patch_max && !defined $file_name &&
7493 !gitweb_check_feature('email-privacy')) {
7494 if ($patch_max < 0 || @commitlist <= $patch_max) {
7495 $paging_nav .= " &sdot; " .
7496 $cgi->a({-href => href(action=>"patches", -replay=>1)},
7497 "patches");
7498 }
7499 }
7500
7501 git_header_html();
7502 git_print_page_nav($fmt_name,'', $hash,$hash,$hash, $paging_nav);
7503 if (defined $file_name) {
7504 git_print_header_div('commit', esc_html($co{'title'}), $base);
7505 } else {
7506 git_print_header_div('summary', $project)
7507 }
7508 git_print_page_path($file_name, $ftype, $hash_base)
7509 if (defined $file_name);
7510
7511 $body_subr->(\@commitlist, 0, 99, $refs, $next_link,
7512 $file_name, $file_hash, $ftype);
7513
7514 git_footer_html();
7515 }
7516
7517 sub git_log {
7518 git_log_generic('log', \&git_log_body,
7519 $hash, $hash_parent);
7520 }
7521
7522 sub git_commit {
7523 $hash ||= $hash_base || "HEAD";
7524 my %co = parse_commit($hash)
7525 or die_error(404, "Unknown commit object");
7526
7527 my $parent = $co{'parent'};
7528 my $parents = $co{'parents'}; # listref
7529
7530 # we need to prepare $formats_nav before any parameter munging
7531 my $formats_nav;
7532 if (!defined $parent) {
7533 # --root commitdiff
7534 $formats_nav .= '(initial)';
7535 } elsif (@$parents == 1) {
7536 # single parent commit
7537 $formats_nav .=
7538 '(parent: ' .
7539 $cgi->a({-href => href(action=>"commit",
7540 hash=>$parent)},
7541 esc_html(substr($parent, 0, 7))) .
7542 ')';
7543 } else {
7544 # merge commit
7545 $formats_nav .=
7546 '(merge: ' .
7547 join(' ', map {
7548 $cgi->a({-href => href(action=>"commit",
7549 hash=>$_)},
7550 esc_html(substr($_, 0, 7)));
7551 } @$parents ) .
7552 ')';
7553 }
7554 if (gitweb_check_feature('patches') && @$parents <= 1 &&
7555 !gitweb_check_feature('email-privacy')) {
7556 $formats_nav .= " | " .
7557 $cgi->a({-href => href(action=>"patch", -replay=>1)},
7558 "patch");
7559 }
7560
7561 if (!defined $parent) {
7562 $parent = "--root";
7563 }
7564 my @difftree;
7565 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
7566 @diff_opts,
7567 (@$parents <= 1 ? $parent : '-c'),
7568 $hash, "--"
7569 or die_error(500, "Open git-diff-tree failed");
7570 @difftree = map { chomp; $_ } <$fd>;
7571 close $fd or die_error(404, "Reading git-diff-tree failed");
7572
7573 # non-textual hash id's can be cached
7574 my $expires;
7575 if ($hash =~ m/^$oid_regex$/) {
7576 $expires = "+1d";
7577 }
7578 my $refs = git_get_references();
7579 my $ref = format_ref_marker($refs, $co{'id'});
7580
7581 git_header_html(undef, $expires);
7582 git_print_page_nav('commit', '',
7583 $hash, $co{'tree'}, $hash,
7584 $formats_nav);
7585
7586 if (defined $co{'parent'}) {
7587 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
7588 } else {
7589 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
7590 }
7591 print "<div class=\"title_text\">\n" .
7592 "<table class=\"object_header\">\n";
7593 git_print_authorship_rows(\%co);
7594 print "<tr><th>commit</th><td class=\"sha1\">$co{'id'}</td></tr>\n";
7595 print "<tr>" .
7596 "<th>tree</th>" .
7597 "<td class=\"sha1\">" .
7598 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
7599 class => "list"}, $co{'tree'}) .
7600 "</td>" .
7601 "<td class=\"link\">" .
7602 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
7603 "tree");
7604 my $snapshot_links = format_snapshot_links($hash);
7605 if (defined $snapshot_links) {
7606 print " | " . $snapshot_links;
7607 }
7608 print "</td>" .
7609 "</tr>\n";
7610
7611 foreach my $par (@$parents) {
7612 print "<tr>" .
7613 "<th>parent</th>" .
7614 "<td class=\"sha1\">" .
7615 $cgi->a({-href => href(action=>"commit", hash=>$par),
7616 class => "list"}, $par) .
7617 "</td>" .
7618 "<td class=\"link\">" .
7619 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
7620 " | " .
7621 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
7622 "</td>" .
7623 "</tr>\n";
7624 }
7625 print "</table>".
7626 "</div>\n";
7627
7628 print "<div class=\"page_body\">\n";
7629 git_print_log($co{'comment'});
7630 print "</div>\n";
7631
7632 git_difftree_body(\@difftree, $hash, @$parents);
7633
7634 git_footer_html();
7635 }
7636
7637 sub git_object {
7638 # object is defined by:
7639 # - hash or hash_base alone
7640 # - hash_base and file_name
7641 my $type;
7642
7643 # - hash or hash_base alone
7644 if ($hash || ($hash_base && !defined $file_name)) {
7645 my $object_id = $hash || $hash_base;
7646
7647 open my $fd, "-|", quote_command(
7648 git_cmd(), 'cat-file', '-t', $object_id) . ' 2> /dev/null'
7649 or die_error(404, "Object does not exist");
7650 $type = <$fd>;
7651 defined $type && chomp $type;
7652 close $fd
7653 or die_error(404, "Object does not exist");
7654
7655 # - hash_base and file_name
7656 } elsif ($hash_base && defined $file_name) {
7657 $file_name =~ s,/+$,,;
7658
7659 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
7660 or die_error(404, "Base object does not exist");
7661
7662 # here errors should not happen
7663 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
7664 or die_error(500, "Open git-ls-tree failed");
7665 my $line = <$fd>;
7666 close $fd;
7667
7668 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
7669 unless ($line && $line =~ m/^([0-9]+) (.+) ($oid_regex)\t/) {
7670 die_error(404, "File or directory for given base does not exist");
7671 }
7672 $type = $2;
7673 $hash = $3;
7674 } else {
7675 die_error(400, "Not enough information to find object");
7676 }
7677
7678 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
7679 hash=>$hash, hash_base=>$hash_base,
7680 file_name=>$file_name),
7681 -status => '302 Found');
7682 }
7683
7684 sub git_blobdiff {
7685 my $format = shift || 'html';
7686 my $diff_style = $input_params{'diff_style'} || 'inline';
7687
7688 my $fd;
7689 my @difftree;
7690 my %diffinfo;
7691 my $expires;
7692
7693 # preparing $fd and %diffinfo for git_patchset_body
7694 # new style URI
7695 if (defined $hash_base && defined $hash_parent_base) {
7696 if (defined $file_name) {
7697 # read raw output
7698 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7699 $hash_parent_base, $hash_base,
7700 "--", (defined $file_parent ? $file_parent : ()), $file_name
7701 or die_error(500, "Open git-diff-tree failed");
7702 @difftree = map { chomp; $_ } <$fd>;
7703 close $fd
7704 or die_error(404, "Reading git-diff-tree failed");
7705 @difftree
7706 or die_error(404, "Blob diff not found");
7707
7708 } elsif (defined $hash &&
7709 $hash =~ $oid_regex) {
7710 # try to find filename from $hash
7711
7712 # read filtered raw output
7713 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7714 $hash_parent_base, $hash_base, "--"
7715 or die_error(500, "Open git-diff-tree failed");
7716 @difftree =
7717 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
7718 # $hash == to_id
7719 grep { /^:[0-7]{6} [0-7]{6} $oid_regex $hash/ }
7720 map { chomp; $_ } <$fd>;
7721 close $fd
7722 or die_error(404, "Reading git-diff-tree failed");
7723 @difftree
7724 or die_error(404, "Blob diff not found");
7725
7726 } else {
7727 die_error(400, "Missing one of the blob diff parameters");
7728 }
7729
7730 if (@difftree > 1) {
7731 die_error(400, "Ambiguous blob diff specification");
7732 }
7733
7734 %diffinfo = parse_difftree_raw_line($difftree[0]);
7735 $file_parent ||= $diffinfo{'from_file'} || $file_name;
7736 $file_name ||= $diffinfo{'to_file'};
7737
7738 $hash_parent ||= $diffinfo{'from_id'};
7739 $hash ||= $diffinfo{'to_id'};
7740
7741 # non-textual hash id's can be cached
7742 if ($hash_base =~ m/^$oid_regex$/ &&
7743 $hash_parent_base =~ m/^$oid_regex$/) {
7744 $expires = '+1d';
7745 }
7746
7747 # open patch output
7748 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7749 '-p', ($format eq 'html' ? "--full-index" : ()),
7750 $hash_parent_base, $hash_base,
7751 "--", (defined $file_parent ? $file_parent : ()), $file_name
7752 or die_error(500, "Open git-diff-tree failed");
7753 }
7754
7755 # old/legacy style URI -- not generated anymore since 1.4.3.
7756 if (!%diffinfo) {
7757 die_error('404 Not Found', "Missing one of the blob diff parameters")
7758 }
7759
7760 # header
7761 if ($format eq 'html') {
7762 my $formats_nav =
7763 $cgi->a({-href => href(action=>"blobdiff_plain", -replay=>1)},
7764 "raw");
7765 $formats_nav .= diff_style_nav($diff_style);
7766 git_header_html(undef, $expires);
7767 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7768 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
7769 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
7770 } else {
7771 print "<div class=\"page_nav\"><br/>$formats_nav</div>\n";
7772 git_end_subhead_html();
7773 print "<div class=\"title\">".esc_html("$hash vs $hash_parent")."</div>\n";
7774 }
7775 if (defined $file_name) {
7776 git_print_page_path($file_name, "blob", $hash_base);
7777 } else {
7778 print "<div class=\"page_path\"></div>\n";
7779 }
7780
7781 } elsif ($format eq 'plain') {
7782 print $cgi->header(
7783 -type => 'text/plain',
7784 -charset => 'utf-8',
7785 -expires => $expires,
7786 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
7787
7788 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
7789
7790 } else {
7791 die_error(400, "Unknown blobdiff format");
7792 }
7793
7794 # patch
7795 if ($format eq 'html') {
7796 print "<div class=\"page_body\">\n";
7797
7798 git_patchset_body($fd, $diff_style,
7799 [ \%diffinfo ], $hash_base, $hash_parent_base);
7800 close $fd;
7801
7802 print "</div>\n"; # class="page_body"
7803 git_footer_html();
7804
7805 } else {
7806 while (my $line = <$fd>) {
7807 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
7808 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
7809
7810 print $line;
7811
7812 last if $line =~ m!^\+\+\+!;
7813 }
7814 local $/ = undef;
7815 print <$fd>;
7816 close $fd;
7817 }
7818 }
7819
7820 sub git_blobdiff_plain {
7821 git_blobdiff('plain');
7822 }
7823
7824 # assumes that it is added as later part of already existing navigation,
7825 # so it returns "| foo | bar" rather than just "foo | bar"
7826 sub diff_style_nav {
7827 my ($diff_style, $is_combined) = @_;
7828 $diff_style ||= 'inline';
7829
7830 return "" if ($is_combined);
7831
7832 my @styles = (inline => 'inline', 'sidebyside' => 'side by side');
7833 my %styles = @styles;
7834 @styles =
7835 @styles[ map { $_ * 2 } 0..$#styles/2 ];
7836
7837 return join '',
7838 map { " | ".$_ }
7839 map {
7840 $_ eq $diff_style ? $styles{$_} :
7841 $cgi->a({-href => href(-replay=>1, diff_style => $_)}, $styles{$_})
7842 } @styles;
7843 }
7844
7845 sub git_commitdiff {
7846 my %params = @_;
7847 my $format = $params{-format} || 'html';
7848 my $diff_style = $input_params{'diff_style'} || 'inline';
7849
7850 my ($patch_max) = gitweb_get_feature('patches');
7851 if ($format eq 'patch') {
7852 die_error(403, "Patch view not allowed") unless $patch_max;
7853 }
7854
7855 $hash ||= $hash_base || "HEAD";
7856 my %co = parse_commit($hash)
7857 or die_error(404, "Unknown commit object");
7858
7859 # choose format for commitdiff for merge
7860 if (! defined $hash_parent && @{$co{'parents'}} > 1) {
7861 $hash_parent = '--cc';
7862 }
7863 # we need to prepare $formats_nav before almost any parameter munging
7864 my $formats_nav;
7865 if ($format eq 'html') {
7866 $formats_nav =
7867 $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)},
7868 "raw");
7869 if ($patch_max && @{$co{'parents'}} <= 1 &&
7870 !gitweb_check_feature('email-privacy')) {
7871 $formats_nav .= " | " .
7872 $cgi->a({-href => href(action=>"patch", -replay=>1)},
7873 "patch");
7874 }
7875 $formats_nav .= diff_style_nav($diff_style, @{$co{'parents'}} > 1);
7876
7877 if (defined $hash_parent &&
7878 $hash_parent ne '-c' && $hash_parent ne '--cc') {
7879 # commitdiff with two commits given
7880 my $hash_parent_short = $hash_parent;
7881 if ($hash_parent =~ m/^$oid_regex$/) {
7882 $hash_parent_short = substr($hash_parent, 0, 7);
7883 }
7884 $formats_nav .=
7885 ' (from';
7886 for (my $i = 0; $i < @{$co{'parents'}}; $i++) {
7887 if ($co{'parents'}[$i] eq $hash_parent) {
7888 $formats_nav .= ' parent ' . ($i+1);
7889 last;
7890 }
7891 }
7892 $formats_nav .= ': ' .
7893 $cgi->a({-href => href(-replay=>1,
7894 hash=>$hash_parent, hash_base=>undef)},
7895 esc_html($hash_parent_short)) .
7896 ')';
7897 } elsif (!$co{'parent'}) {
7898 # --root commitdiff
7899 $formats_nav .= ' (initial)';
7900 } elsif (scalar @{$co{'parents'}} == 1) {
7901 # single parent commit
7902 $formats_nav .=
7903 ' (parent: ' .
7904 $cgi->a({-href => href(-replay=>1,
7905 hash=>$co{'parent'}, hash_base=>undef)},
7906 esc_html(substr($co{'parent'}, 0, 7))) .
7907 ')';
7908 } else {
7909 # merge commit
7910 if ($hash_parent eq '--cc') {
7911 $formats_nav .= ' | ' .
7912 $cgi->a({-href => href(-replay=>1,
7913 hash=>$hash, hash_parent=>'-c')},
7914 'combined');
7915 } else { # $hash_parent eq '-c'
7916 $formats_nav .= ' | ' .
7917 $cgi->a({-href => href(-replay=>1,
7918 hash=>$hash, hash_parent=>'--cc')},
7919 'compact');
7920 }
7921 $formats_nav .=
7922 ' (merge: ' .
7923 join(' ', map {
7924 $cgi->a({-href => href(-replay=>1,
7925 hash=>$_, hash_base=>undef)},
7926 esc_html(substr($_, 0, 7)));
7927 } @{$co{'parents'}} ) .
7928 ')';
7929 }
7930 }
7931
7932 my $hash_parent_param = $hash_parent;
7933 if (!defined $hash_parent_param) {
7934 # --cc for multiple parents, --root for parentless
7935 $hash_parent_param =
7936 @{$co{'parents'}} > 1 ? '--cc' : $co{'parent'} || '--root';
7937 }
7938
7939 # read commitdiff
7940 my $fd;
7941 my @difftree;
7942 if ($format eq 'html') {
7943 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7944 "--no-commit-id", "--patch-with-raw", "--full-index",
7945 $hash_parent_param, $hash, "--"
7946 or die_error(500, "Open git-diff-tree failed");
7947
7948 while (my $line = <$fd>) {
7949 chomp $line;
7950 # empty line ends raw part of diff-tree output
7951 last unless $line;
7952 push @difftree, scalar parse_difftree_raw_line($line);
7953 }
7954
7955 } elsif ($format eq 'plain') {
7956 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7957 '-p', $hash_parent_param, $hash, "--"
7958 or die_error(500, "Open git-diff-tree failed");
7959 } elsif ($format eq 'patch') {
7960 # For commit ranges, we limit the output to the number of
7961 # patches specified in the 'patches' feature.
7962 # For single commits, we limit the output to a single patch,
7963 # diverging from the git-format-patch default.
7964 my @commit_spec = ();
7965 if ($hash_parent) {
7966 if ($patch_max > 0) {
7967 push @commit_spec, "-$patch_max";
7968 }
7969 push @commit_spec, '-n', "$hash_parent..$hash";
7970 } else {
7971 if ($params{-single}) {
7972 push @commit_spec, '-1';
7973 } else {
7974 if ($patch_max > 0) {
7975 push @commit_spec, "-$patch_max";
7976 }
7977 push @commit_spec, "-n";
7978 }
7979 push @commit_spec, '--root', $hash;
7980 }
7981 open $fd, "-|", git_cmd(), "format-patch", @diff_opts,
7982 '--encoding=utf8', '--stdout', @commit_spec
7983 or die_error(500, "Open git-format-patch failed");
7984 } else {
7985 die_error(400, "Unknown commitdiff format");
7986 }
7987
7988 # non-textual hash id's can be cached
7989 my $expires;
7990 if ($hash =~ m/^$oid_regex$/) {
7991 $expires = "+1d";
7992 }
7993
7994 # write commit message
7995 if ($format eq 'html') {
7996 my $refs = git_get_references();
7997 my $ref = format_ref_marker($refs, $co{'id'});
7998
7999 git_header_html(undef, $expires);
8000 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
8001 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
8002 print "<div class=\"title_text\">\n" .
8003 "<table class=\"object_header\">\n";
8004 git_print_authorship_rows(\%co);
8005 print "</table>".
8006 "</div>\n";
8007 print "<div class=\"page_body\">\n";
8008 if (@{$co{'comment'}} > 1) {
8009 print "<div class=\"log\">\n";
8010 git_print_log($co{'comment'}, -remove_title => 1);
8011 print "</div>\n"; # class="log"
8012 }
8013
8014 } elsif ($format eq 'plain') {
8015 my $refs = git_get_references("tags");
8016 my $tagname = git_get_rev_name_tags($hash);
8017 my $filename = basename($project) . "-$hash.patch";
8018
8019 print $cgi->header(
8020 -type => 'text/plain',
8021 -charset => 'utf-8',
8022 -expires => $expires,
8023 -content_disposition => 'inline; filename="' . "$filename" . '"');
8024 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
8025 print "From: " . to_utf8($co{'author'}) . "\n";
8026 print "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n";
8027 print "Subject: " . to_utf8($co{'title'}) . "\n";
8028
8029 print "X-Git-Tag: $tagname\n" if $tagname;
8030 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
8031
8032 foreach my $line (@{$co{'comment'}}) {
8033 print to_utf8($line) . "\n";
8034 }
8035 print "---\n\n";
8036 } elsif ($format eq 'patch') {
8037 my $filename = basename($project) . "-$hash.patch";
8038
8039 print $cgi->header(
8040 -type => 'text/plain',
8041 -charset => 'utf-8',
8042 -expires => $expires,
8043 -content_disposition => 'inline; filename="' . "$filename" . '"');
8044 }
8045
8046 # write patch
8047 if ($format eq 'html') {
8048 my $use_parents = !defined $hash_parent ||
8049 $hash_parent eq '-c' || $hash_parent eq '--cc';
8050 git_difftree_body(\@difftree, $hash,
8051 $use_parents ? @{$co{'parents'}} : $hash_parent);
8052 print "<br/>\n";
8053
8054 git_patchset_body($fd, $diff_style,
8055 \@difftree, $hash,
8056 $use_parents ? @{$co{'parents'}} : $hash_parent);
8057 close $fd;
8058 print "</div>\n"; # class="page_body"
8059 git_footer_html();
8060
8061 } elsif ($format eq 'plain') {
8062 local $/ = undef;
8063 print <$fd>;
8064 close $fd
8065 or print "Reading git-diff-tree failed\n";
8066 } elsif ($format eq 'patch') {
8067 local $/ = undef;
8068 print <$fd>;
8069 close $fd
8070 or print "Reading git-format-patch failed\n";
8071 }
8072 }
8073
8074 sub git_commitdiff_plain {
8075 git_commitdiff(-format => 'plain');
8076 }
8077
8078 # format-patch-style patches
8079 sub git_patch {
8080 git_commitdiff(-format => 'patch', -single => 1);
8081 }
8082
8083 sub git_patches {
8084 git_commitdiff(-format => 'patch');
8085 }
8086
8087 sub git_history {
8088 git_log_generic('history', \&git_history_body,
8089 $hash_base, $hash_parent_base,
8090 $file_name, $hash);
8091 }
8092
8093 sub git_search {
8094 $searchtype ||= 'commit';
8095
8096 # check if appropriate features are enabled
8097 gitweb_check_feature('search')
8098 or die_error(403, "Search is disabled");
8099 if ($searchtype eq 'pickaxe') {
8100 # pickaxe may take all resources of your box and run for several minutes
8101 # with every query - so decide by yourself how public you make this feature
8102 gitweb_check_feature('pickaxe')
8103 or die_error(403, "Pickaxe search is disabled");
8104 }
8105 if ($searchtype eq 'grep') {
8106 # grep search might be potentially CPU-intensive, too
8107 gitweb_check_feature('grep')
8108 or die_error(403, "Grep search is disabled");
8109 }
8110
8111 if (!defined $searchtext) {
8112 die_error(400, "Text field is empty");
8113 }
8114 if (!defined $hash) {
8115 $hash = git_get_head_hash($project);
8116 }
8117 my %co = parse_commit($hash);
8118 if (!%co) {
8119 die_error(404, "Unknown commit object");
8120 }
8121 if (!defined $page) {
8122 $page = 0;
8123 }
8124
8125 if ($searchtype eq 'commit' ||
8126 $searchtype eq 'author' ||
8127 $searchtype eq 'committer') {
8128 git_search_message(%co);
8129 } elsif ($searchtype eq 'pickaxe') {
8130 git_search_changes(%co);
8131 } elsif ($searchtype eq 'grep') {
8132 git_search_files(%co);
8133 } else {
8134 die_error(400, "Unknown search type");
8135 }
8136 }
8137
8138 sub git_search_help {
8139 git_header_html();
8140 git_print_page_nav('','', $hash,$hash,$hash);
8141 print <<EOT;
8142 <p><strong>Pattern</strong> is by default a normal string that is matched precisely (but without
8143 regard to case, except in the case of pickaxe). However, when you check the <em>re</em> checkbox,
8144 the pattern entered is recognized as the POSIX extended
8145 <a href="https://en.wikipedia.org/wiki/Regular_expression">regular expression</a> (also case
8146 insensitive).</p>
8147 <dl>
8148 <dt><b>commit</b></dt>
8149 <dd>The commit messages and authorship information will be scanned for the given pattern.</dd>
8150 EOT
8151 my $have_grep = gitweb_check_feature('grep');
8152 if ($have_grep) {
8153 print <<EOT;
8154 <dt><b>grep</b></dt>
8155 <dd>All files in the currently selected tree (HEAD unless you are explicitly browsing
8156 a different one) are searched for the given pattern. On large trees, this search can take
8157 a while and put some strain on the server, so please use it with some consideration. Note that
8158 due to git-grep peculiarity, currently if regexp mode is turned off, the matches are
8159 case-sensitive.</dd>
8160 EOT
8161 }
8162 print <<EOT;
8163 <dt><b>author</b></dt>
8164 <dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given pattern.</dd>
8165 <dt><b>committer</b></dt>
8166 <dd>Name and e-mail of the committer and date of commit will be scanned for the given pattern.</dd>
8167 EOT
8168 my $have_pickaxe = gitweb_check_feature('pickaxe');
8169 if ($have_pickaxe) {
8170 print <<EOT;
8171 <dt><b>pickaxe</b></dt>
8172 <dd>All commits that caused the string to appear or disappear from any file (changes that
8173 added, removed or "modified" the string) will be listed. This search can take a while and
8174 takes a lot of strain on the server, so please use it wisely. Note that since you may be
8175 interested even in changes just changing the case as well, this search is case sensitive.</dd>
8176 EOT
8177 }
8178 print "</dl>\n";
8179 git_footer_html();
8180 }
8181
8182 sub git_shortlog {
8183 git_log_generic('shortlog', \&git_shortlog_body,
8184 $hash, $hash_parent);
8185 }
8186
8187 ## ......................................................................
8188 ## feeds (Atom; OPML)
8189
8190 sub git_feed {
8191 my $format = shift || 'atom';
8192 my $have_blame = gitweb_check_feature('blame');
8193
8194 # Atom: http://www.atomenabled.org/developers/syndication/
8195 if ($format ne 'atom') {
8196 die_error(400, "Unknown web feed format");
8197 }
8198
8199 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
8200 my $head = $hash || 'HEAD';
8201 my @commitlist = parse_commits($head, 150, 0, $file_name);
8202
8203 my %latest_commit;
8204 my %latest_date;
8205 my $content_type = "application/$format+xml";
8206 if (defined $cgi->http('HTTP_ACCEPT') &&
8207 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
8208 # browser (feed reader) prefers text/xml
8209 $content_type = 'text/xml';
8210 }
8211 if (defined($commitlist[0])) {
8212 %latest_commit = %{$commitlist[0]};
8213 my $latest_epoch = $latest_commit{'committer_epoch'};
8214 exit_if_unmodified_since($latest_epoch);
8215 %latest_date = parse_date($latest_epoch, $latest_commit{'committer_tz'});
8216 }
8217 print $cgi->header(
8218 -type => $content_type,
8219 -charset => 'utf-8',
8220 %latest_date ? (-last_modified => $latest_date{'rfc2822'}) : (),
8221 -status => '200 OK');
8222
8223 # Optimization: skip generating the body if client asks only
8224 # for Last-Modified date.
8225 return if ($cgi->request_method() eq 'HEAD');
8226
8227 # header variables
8228 my $title = "$site_name - $project/$action";
8229 my $feed_type = 'log';
8230 if (defined $hash) {
8231 $title .= " - '$hash'";
8232 $feed_type = 'branch log';
8233 if (defined $file_name) {
8234 $title .= " :: $file_name";
8235 $feed_type = 'history';
8236 }
8237 } elsif (defined $file_name) {
8238 $title .= " - $file_name";
8239 $feed_type = 'history';
8240 }
8241 $title .= " $feed_type";
8242 $title = esc_html($title);
8243 my $descr = git_get_project_description($project);
8244 if (defined $descr) {
8245 $descr = esc_html($descr);
8246 } else {
8247 $descr = "$project Atom feed";
8248 }
8249 my $owner = git_get_project_owner($project);
8250 $owner = esc_html($owner);
8251
8252 #header
8253 my $alt_url;
8254 if (defined $file_name) {
8255 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
8256 } elsif (defined $hash) {
8257 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
8258 } else {
8259 $alt_url = href(-full=>1, action=>"summary");
8260 }
8261 $alt_url = esc_attr($alt_url);
8262 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
8263 print <<XML;
8264 <feed xmlns="http://www.w3.org/2005/Atom">
8265 XML
8266 print "<title>$title</title>\n" .
8267 "<subtitle>$descr</subtitle>\n" .
8268 '<link rel="alternate" type="text/html" href="' .
8269 $alt_url . '" />' . "\n" .
8270 '<link rel="self" type="' . $content_type . '" href="' .
8271 $cgi->self_url() . '" />' . "\n" .
8272 "<id>" . esc_url(href(-full=>1)) . "</id>\n" .
8273 # use project owner for feed author
8274 "<author><name>$owner</name></author>\n";
8275 if (defined $favicon) {
8276 print "<icon>" . esc_url($favicon) . "</icon>\n";
8277 }
8278 if (defined $logo) {
8279 # not twice as wide as tall: 72 x 27 pixels
8280 print "<logo>" . esc_url($logo) . "</logo>\n";
8281 }
8282 if (! %latest_date) {
8283 # dummy date to keep the feed valid until commits trickle in:
8284 print "<updated>1970-01-01T00:00:00Z</updated>\n";
8285 } else {
8286 print "<updated>$latest_date{'iso-8601'}</updated>\n";
8287 }
8288 print "<generator version='$version/$git_version'>gitweb</generator>\n";
8289
8290 # contents
8291 for (my $i = 0; $i <= $#commitlist; $i++) {
8292 my %co = %{$commitlist[$i]};
8293 my $commit = $co{'id'};
8294 # we read 150, we always show 30 and the ones more recent than 48 hours
8295 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
8296 last;
8297 }
8298 my %cd = parse_date($co{'author_epoch'}, $co{'author_tz'});
8299
8300 # get list of changed files
8301 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
8302 $co{'parent'} || "--root",
8303 $co{'id'}, "--", (defined $file_name ? $file_name : ())
8304 or next;
8305 my @difftree = map { chomp; $_ } <$fd>;
8306 close $fd
8307 or next;
8308
8309 # print element (entry, item)
8310 my $co_url = href(-full=>1, action=>"commitdiff", hash=>$commit);
8311 print "<entry>\n" .
8312 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
8313 "<updated>$cd{'iso-8601'}</updated>\n" .
8314 "<author>\n" .
8315 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
8316 if ($co{'author_email'}) {
8317 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
8318 }
8319 print "</author>\n" .
8320 # use committer for contributor
8321 "<contributor>\n" .
8322 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
8323 if ($co{'committer_email'}) {
8324 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
8325 }
8326 print "</contributor>\n" .
8327 "<published>$cd{'iso-8601'}</published>\n" .
8328 "<link rel=\"alternate\" type=\"text/html\" href=\"" . esc_attr($co_url) . "\" />\n" .
8329 "<id>" . esc_html($co_url) . "</id>\n" .
8330 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
8331 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
8332 my $comment = $co{'comment'};
8333 print "<pre>\n";
8334 foreach my $line (@$comment) {
8335 $line = esc_html($line);
8336 print "$line\n";
8337 }
8338 print "</pre><ul>\n";
8339 foreach my $difftree_line (@difftree) {
8340 my %difftree = parse_difftree_raw_line($difftree_line);
8341 next if !$difftree{'from_id'};
8342
8343 my $file = $difftree{'file'} || $difftree{'to_file'};
8344
8345 print "<li>" .
8346 "[" .
8347 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
8348 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
8349 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
8350 file_name=>$file, file_parent=>$difftree{'from_file'}),
8351 -title => "diff"}, 'D');
8352 if ($have_blame) {
8353 print $cgi->a({-href => href(-full=>1, action=>"blame",
8354 file_name=>$file, hash_base=>$commit),
8355 -title => "blame"}, 'B');
8356 }
8357 # if this is not a feed of a file history
8358 if (!defined $file_name || $file_name ne $file) {
8359 print $cgi->a({-href => href(-full=>1, action=>"history",
8360 file_name=>$file, hash=>$commit),
8361 -title => "history"}, 'H');
8362 }
8363 $file = esc_path($file);
8364 print "] ".
8365 "$file</li>\n";
8366 }
8367 print "</ul>\n</div>\n" .
8368 "</content>\n" .
8369 "</entry>\n";
8370 }
8371
8372 # end of feed
8373 print "</feed>\n";
8374 }
8375
8376 sub git_atom {
8377 git_feed('atom');
8378 }
8379
8380 sub git_opml {
8381 my @list = git_get_projects_list($project_filter, $strict_export);
8382 if (!@list) {
8383 die_error(404, "No projects found");
8384 }
8385
8386 print $cgi->header(
8387 -type => 'text/xml',
8388 -charset => 'utf-8',
8389 -content_disposition => 'inline; filename="opml.xml"');
8390
8391 my $title = esc_html($site_name);
8392 my $filter = " within subdirectory ";
8393 if (defined $project_filter) {
8394 $filter .= esc_html($project_filter);
8395 } else {
8396 $filter = "";
8397 }
8398 print <<XML;
8399 <?xml version="1.0" encoding="utf-8"?>
8400 <opml version="1.0">
8401 <head>
8402 <title>$title OPML Export$filter</title>
8403 </head>
8404 <body>
8405 <outline text="git Atom feeds">
8406 XML
8407
8408 foreach my $pr (@list) {
8409 my %proj = %$pr;
8410 my $head = git_get_head_hash($proj{'path'});
8411 if (!defined $head) {
8412 next;
8413 }
8414 $git_dir = "$projectroot/$proj{'path'}";
8415 my %co = parse_commit($head);
8416 if (!%co) {
8417 next;
8418 }
8419
8420 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
8421 my $atom = esc_attr(href('project' => $proj{'path'}, 'action' => 'atom', -full => 1));
8422 my $html = esc_attr(href('project' => $proj{'path'}, 'action' => 'summary', -full => 1));
8423 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$atom\" htmlUrl=\"$html\"/>\n";
8424 }
8425 print <<XML;
8426 </outline>
8427 </body>
8428 </opml>
8429 XML
8430 }