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gitweb: Add mod_perl version string to "generator" meta header
[git/jnareb-git.git] / gitweb / gitweb.perl
bloba0a614acafe2f346e505ff5e69c21fff07f8e0c0
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 strict;
11 use warnings;
12 use CGI qw(:standard :escapeHTML -nosticky);
13 use CGI::Util qw(unescape);
14 use CGI::Carp qw(fatalsToBrowser);
15 use Encode;
16 use Fcntl ':mode';
17 use File::Find qw();
18 use File::Basename qw(basename);
19 binmode STDOUT, ':utf8';
20
21 our $cgi = new CGI;
22 our $version = "++GIT_VERSION++";
23 our $my_url = $cgi->url();
24 our $my_uri = $cgi->url(-absolute => 1);
25
26 # core git executable to use
27 # this can just be "git" if your webserver has a sensible PATH
28 our $GIT = "++GIT_BINDIR++/git";
29
30 # absolute fs-path which will be prepended to the project path
31 #our $projectroot = "/pub/scm";
32 our $projectroot = "++GITWEB_PROJECTROOT++";
33
34 # target of the home link on top of all pages
35 our $home_link = $my_uri || "/";
36
37 # string of the home link on top of all pages
38 our $home_link_str = "++GITWEB_HOME_LINK_STR++";
39
40 # name of your site or organization to appear in page titles
41 # replace this with something more descriptive for clearer bookmarks
42 our $site_name = "++GITWEB_SITENAME++"
43 || ($ENV{'SERVER_NAME'} || "Untitled") . " Git";
44
45 # filename of html text to include at top of each page
46 our $site_header = "++GITWEB_SITE_HEADER++";
47 # html text to include at home page
48 our $home_text = "++GITWEB_HOMETEXT++";
49 # filename of html text to include at bottom of each page
50 our $site_footer = "++GITWEB_SITE_FOOTER++";
51
52 # URI of stylesheets
53 our @stylesheets = ("++GITWEB_CSS++");
54 # URI of a single stylesheet, which can be overridden in GITWEB_CONFIG.
55 our $stylesheet = undef;
56 # URI of GIT logo (72x27 size)
57 our $logo = "++GITWEB_LOGO++";
58 # URI of GIT favicon, assumed to be image/png type
59 our $favicon = "++GITWEB_FAVICON++";
60
61 # URI and label (title) of GIT logo link
62 #our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/";
63 #our $logo_label = "git documentation";
64 our $logo_url = "http://git.or.cz/";
65 our $logo_label = "git homepage";
66
67 # source of projects list
68 our $projects_list = "++GITWEB_LIST++";
69
70 # show repository only if this file exists
71 # (only effective if this variable evaluates to true)
72 our $export_ok = "++GITWEB_EXPORT_OK++";
73
74 # only allow viewing of repositories also shown on the overview page
75 our $strict_export = "++GITWEB_STRICT_EXPORT++";
76
77 # list of git base URLs used for URL to where fetch project from,
78 # i.e. full URL is "$git_base_url/$project"
79 our @git_base_url_list = grep { $_ ne '' } ("++GITWEB_BASE_URL++");
80
81 # default blob_plain mimetype and default charset for text/plain blob
82 our $default_blob_plain_mimetype = 'text/plain';
83 our $default_text_plain_charset = undef;
84
85 # file to use for guessing MIME types before trying /etc/mime.types
86 # (relative to the current git repository)
87 our $mimetypes_file = undef;
88
89 # You define site-wide feature defaults here; override them with
90 # $GITWEB_CONFIG as necessary.
91 our %feature = (
92 # feature => {
93 # 'sub' => feature-sub (subroutine),
94 # 'override' => allow-override (boolean),
95 # 'default' => [ default options...] (array reference)}
96 #
97 # if feature is overridable (it means that allow-override has true value,
98 # then feature-sub will be called with default options as parameters;
99 # return value of feature-sub indicates if to enable specified feature
100 #
101 # use gitweb_check_feature(<feature>) to check if <feature> is enabled
102
103 # Enable the 'blame' blob view, showing the last commit that modified
104 # each line in the file. This can be very CPU-intensive.
105
106 # To enable system wide have in $GITWEB_CONFIG
107 # $feature{'blame'}{'default'} = [1];
108 # To have project specific config enable override in $GITWEB_CONFIG
109 # $feature{'blame'}{'override'} = 1;
110 # and in project config gitweb.blame = 0|1;
111 'blame' => {
112 'sub' => \&feature_blame,
113 'override' => 0,
114 'default' => [0]},
115
116 # Enable the 'snapshot' link, providing a compressed tarball of any
117 # tree. This can potentially generate high traffic if you have large
118 # project.
119
120 # To disable system wide have in $GITWEB_CONFIG
121 # $feature{'snapshot'}{'default'} = [undef];
122 # To have project specific config enable override in $GITWEB_CONFIG
123 # $feature{'snapshot'}{'override'} = 1;
124 # and in project config gitweb.snapshot = none|gzip|bzip2;
125 'snapshot' => {
126 'sub' => \&feature_snapshot,
127 'override' => 0,
128 # => [content-encoding, suffix, program]
129 'default' => ['x-gzip', 'gz', 'gzip']},
130
131 # Enable text search, which will list the commits which match author,
132 # committer or commit text to a given string. Enabled by default.
133 'search' => {
134 'override' => 0,
135 'default' => [1]},
136
137 # Enable the pickaxe search, which will list the commits that modified
138 # a given string in a file. This can be practical and quite faster
139 # alternative to 'blame', but still potentially CPU-intensive.
140
141 # To enable system wide have in $GITWEB_CONFIG
142 # $feature{'pickaxe'}{'default'} = [1];
143 # To have project specific config enable override in $GITWEB_CONFIG
144 # $feature{'pickaxe'}{'override'} = 1;
145 # and in project config gitweb.pickaxe = 0|1;
146 'pickaxe' => {
147 'sub' => \&feature_pickaxe,
148 'override' => 0,
149 'default' => [1]},
150
151 # Make gitweb use an alternative format of the URLs which can be
152 # more readable and natural-looking: project name is embedded
153 # directly in the path and the query string contains other
154 # auxiliary information. All gitweb installations recognize
155 # URL in either format; this configures in which formats gitweb
156 # generates links.
157
158 # To enable system wide have in $GITWEB_CONFIG
159 # $feature{'pathinfo'}{'default'} = [1];
160 # Project specific override is not supported.
161
162 # Note that you will need to change the default location of CSS,
163 # favicon, logo and possibly other files to an absolute URL. Also,
164 # if gitweb.cgi serves as your indexfile, you will need to force
165 # $my_uri to contain the script name in your $GITWEB_CONFIG.
166 'pathinfo' => {
167 'override' => 0,
168 'default' => [0]},
169
170 # Make gitweb consider projects in project root subdirectories
171 # to be forks of existing projects. Given project $projname.git,
172 # projects matching $projname/*.git will not be shown in the main
173 # projects list, instead a '+' mark will be added to $projname
174 # there and a 'forks' view will be enabled for the project, listing
175 # all the forks. This feature is supported only if project list
176 # is taken from a directory, not file.
177
178 # To enable system wide have in $GITWEB_CONFIG
179 # $feature{'forks'}{'default'} = [1];
180 # Project specific override is not supported.
181 'forks' => {
182 'override' => 0,
183 'default' => [0]},
184 );
185
186 sub gitweb_check_feature {
187 my ($name) = @_;
188 return unless exists $feature{$name};
189 my ($sub, $override, @defaults) = (
190 $feature{$name}{'sub'},
191 $feature{$name}{'override'},
192 @{$feature{$name}{'default'}});
193 if (!$override) { return @defaults; }
194 if (!defined $sub) {
195 warn "feature $name is not overrideable";
196 return @defaults;
197 }
198 return $sub->(@defaults);
199 }
200
201 sub feature_blame {
202 my ($val) = git_get_project_config('blame', '--bool');
203
204 if ($val eq 'true') {
205 return 1;
206 } elsif ($val eq 'false') {
207 return 0;
208 }
209
210 return $_[0];
211 }
212
213 sub feature_snapshot {
214 my ($ctype, $suffix, $command) = @_;
215
216 my ($val) = git_get_project_config('snapshot');
217
218 if ($val eq 'gzip') {
219 return ('x-gzip', 'gz', 'gzip');
220 } elsif ($val eq 'bzip2') {
221 return ('x-bzip2', 'bz2', 'bzip2');
222 } elsif ($val eq 'none') {
223 return ();
224 }
225
226 return ($ctype, $suffix, $command);
227 }
228
229 sub gitweb_have_snapshot {
230 my ($ctype, $suffix, $command) = gitweb_check_feature('snapshot');
231 my $have_snapshot = (defined $ctype && defined $suffix);
232
233 return $have_snapshot;
234 }
235
236 sub feature_pickaxe {
237 my ($val) = git_get_project_config('pickaxe', '--bool');
238
239 if ($val eq 'true') {
240 return (1);
241 } elsif ($val eq 'false') {
242 return (0);
243 }
244
245 return ($_[0]);
246 }
247
248 # checking HEAD file with -e is fragile if the repository was
249 # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
250 # and then pruned.
251 sub check_head_link {
252 my ($dir) = @_;
253 my $headfile = "$dir/HEAD";
254 return ((-e $headfile) ||
255 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
256 }
257
258 sub check_export_ok {
259 my ($dir) = @_;
260 return (check_head_link($dir) &&
261 (!$export_ok || -e "$dir/$export_ok"));
262 }
263
264 # rename detection options for git-diff and git-diff-tree
265 # - default is '-M', with the cost proportional to
266 # (number of removed files) * (number of new files).
267 # - more costly is '-C' (or '-C', '-M'), with the cost proportional to
268 # (number of changed files + number of removed files) * (number of new files)
269 # - even more costly is '-C', '--find-copies-harder' with cost
270 # (number of files in the original tree) * (number of new files)
271 # - one might want to include '-B' option, e.g. '-B', '-M'
272 our @diff_opts = ('-M'); # taken from git_commit
273
274 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
275 do $GITWEB_CONFIG if -e $GITWEB_CONFIG;
276
277 # version of the core git binary
278 our $git_version = qx($GIT --version) =~ m/git version (.*)$/ ? $1 : "unknown";
279
280 $projects_list ||= $projectroot;
281
282 # ======================================================================
283 # input validation and dispatch
284 our $action = $cgi->param('a');
285 if (defined $action) {
286 if ($action =~ m/[^0-9a-zA-Z\.\-_]/) {
287 die_error(undef, "Invalid action parameter");
288 }
289 }
290
291 # parameters which are pathnames
292 our $project = $cgi->param('p');
293 if (defined $project) {
294 if (!validate_pathname($project) ||
295 !(-d "$projectroot/$project") ||
296 !check_head_link("$projectroot/$project") ||
297 ($export_ok && !(-e "$projectroot/$project/$export_ok")) ||
298 ($strict_export && !project_in_list($project))) {
299 undef $project;
300 die_error(undef, "No such project");
301 }
302 }
303
304 our $file_name = $cgi->param('f');
305 if (defined $file_name) {
306 if (!validate_pathname($file_name)) {
307 die_error(undef, "Invalid file parameter");
308 }
309 }
310
311 our $file_parent = $cgi->param('fp');
312 if (defined $file_parent) {
313 if (!validate_pathname($file_parent)) {
314 die_error(undef, "Invalid file parent parameter");
315 }
316 }
317
318 # parameters which are refnames
319 our $hash = $cgi->param('h');
320 if (defined $hash) {
321 if (!validate_refname($hash)) {
322 die_error(undef, "Invalid hash parameter");
323 }
324 }
325
326 our $hash_parent = $cgi->param('hp');
327 if (defined $hash_parent) {
328 if (!validate_refname($hash_parent)) {
329 die_error(undef, "Invalid hash parent parameter");
330 }
331 }
332
333 our $hash_base = $cgi->param('hb');
334 if (defined $hash_base) {
335 if (!validate_refname($hash_base)) {
336 die_error(undef, "Invalid hash base parameter");
337 }
338 }
339
340 our $hash_parent_base = $cgi->param('hpb');
341 if (defined $hash_parent_base) {
342 if (!validate_refname($hash_parent_base)) {
343 die_error(undef, "Invalid hash parent base parameter");
344 }
345 }
346
347 # other parameters
348 our $page = $cgi->param('pg');
349 if (defined $page) {
350 if ($page =~ m/[^0-9]/) {
351 die_error(undef, "Invalid page parameter");
352 }
353 }
354
355 our $searchtext = $cgi->param('s');
356 if (defined $searchtext) {
357 if ($searchtext =~ m/[^a-zA-Z0-9_\.\/\-\+\:\@ ]/) {
358 die_error(undef, "Invalid search parameter");
359 }
360 if (length($searchtext) < 2) {
361 die_error(undef, "At least two characters are required for search parameter");
362 }
363 $searchtext = quotemeta $searchtext;
364 }
365
366 our $searchtype = $cgi->param('st');
367 if (defined $searchtype) {
368 if ($searchtype =~ m/[^a-z]/) {
369 die_error(undef, "Invalid searchtype parameter");
370 }
371 }
372
373 # now read PATH_INFO and use it as alternative to parameters
374 sub evaluate_path_info {
375 return if defined $project;
376 my $path_info = $ENV{"PATH_INFO"};
377 return if !$path_info;
378 $path_info =~ s,^/+,,;
379 return if !$path_info;
380 # find which part of PATH_INFO is project
381 $project = $path_info;
382 $project =~ s,/+$,,;
383 while ($project && !check_head_link("$projectroot/$project")) {
384 $project =~ s,/*[^/]*$,,;
385 }
386 # validate project
387 $project = validate_pathname($project);
388 if (!$project ||
389 ($export_ok && !-e "$projectroot/$project/$export_ok") ||
390 ($strict_export && !project_in_list($project))) {
391 undef $project;
392 return;
393 }
394 # do not change any parameters if an action is given using the query string
395 return if $action;
396 $path_info =~ s,^$project/*,,;
397 my ($refname, $pathname) = split(/:/, $path_info, 2);
398 if (defined $pathname) {
399 # we got "project.git/branch:filename" or "project.git/branch:dir/"
400 # we could use git_get_type(branch:pathname), but it needs $git_dir
401 $pathname =~ s,^/+,,;
402 if (!$pathname || substr($pathname, -1) eq "/") {
403 $action ||= "tree";
404 $pathname =~ s,/$,,;
405 } else {
406 $action ||= "blob_plain";
407 }
408 $hash_base ||= validate_refname($refname);
409 $file_name ||= validate_pathname($pathname);
410 } elsif (defined $refname) {
411 # we got "project.git/branch"
412 $action ||= "shortlog";
413 $hash ||= validate_refname($refname);
414 }
415 }
416 evaluate_path_info();
417
418 # path to the current git repository
419 our $git_dir;
420 $git_dir = "$projectroot/$project" if $project;
421
422 # dispatch
423 my %actions = (
424 "blame" => \&git_blame2,
425 "blobdiff" => \&git_blobdiff,
426 "blobdiff_plain" => \&git_blobdiff_plain,
427 "blob" => \&git_blob,
428 "blob_plain" => \&git_blob_plain,
429 "commitdiff" => \&git_commitdiff,
430 "commitdiff_plain" => \&git_commitdiff_plain,
431 "commit" => \&git_commit,
432 "forks" => \&git_forks,
433 "heads" => \&git_heads,
434 "history" => \&git_history,
435 "log" => \&git_log,
436 "rss" => \&git_rss,
437 "atom" => \&git_atom,
438 "search" => \&git_search,
439 "search_help" => \&git_search_help,
440 "shortlog" => \&git_shortlog,
441 "summary" => \&git_summary,
442 "tag" => \&git_tag,
443 "tags" => \&git_tags,
444 "tree" => \&git_tree,
445 "snapshot" => \&git_snapshot,
446 "object" => \&git_object,
447 # those below don't need $project
448 "opml" => \&git_opml,
449 "project_list" => \&git_project_list,
450 "project_index" => \&git_project_index,
451 );
452
453 if (defined $project) {
454 $action ||= 'summary';
455 } else {
456 $action ||= 'project_list';
457 }
458 if (!defined($actions{$action})) {
459 die_error(undef, "Unknown action");
460 }
461 if ($action !~ m/^(opml|project_list|project_index)$/ &&
462 !$project) {
463 die_error(undef, "Project needed");
464 }
465 $actions{$action}->();
466 exit;
467
468 ## ======================================================================
469 ## action links
470
471 sub href(%) {
472 my %params = @_;
473 # default is to use -absolute url() i.e. $my_uri
474 my $href = $params{-full} ? $my_url : $my_uri;
475
476 # XXX: Warning: If you touch this, check the search form for updating,
477 # too.
478
479 my @mapping = (
480 project => "p",
481 action => "a",
482 file_name => "f",
483 file_parent => "fp",
484 hash => "h",
485 hash_parent => "hp",
486 hash_base => "hb",
487 hash_parent_base => "hpb",
488 page => "pg",
489 order => "o",
490 searchtext => "s",
491 searchtype => "st",
492 );
493 my %mapping = @mapping;
494
495 $params{'project'} = $project unless exists $params{'project'};
496
497 my ($use_pathinfo) = gitweb_check_feature('pathinfo');
498 if ($use_pathinfo) {
499 # use PATH_INFO for project name
500 $href .= "/$params{'project'}" if defined $params{'project'};
501 delete $params{'project'};
502
503 # Summary just uses the project path URL
504 if (defined $params{'action'} && $params{'action'} eq 'summary') {
505 delete $params{'action'};
506 }
507 }
508
509 # now encode the parameters explicitly
510 my @result = ();
511 for (my $i = 0; $i < @mapping; $i += 2) {
512 my ($name, $symbol) = ($mapping[$i], $mapping[$i+1]);
513 if (defined $params{$name}) {
514 push @result, $symbol . "=" . esc_param($params{$name});
515 }
516 }
517 $href .= "?" . join(';', @result) if scalar @result;
518
519 return $href;
520 }
521
522
523 ## ======================================================================
524 ## validation, quoting/unquoting and escaping
525
526 sub validate_pathname {
527 my $input = shift || return undef;
528
529 # no '.' or '..' as elements of path, i.e. no '.' nor '..'
530 # at the beginning, at the end, and between slashes.
531 # also this catches doubled slashes
532 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
533 return undef;
534 }
535 # no null characters
536 if ($input =~ m!\0!) {
537 return undef;
538 }
539 return $input;
540 }
541
542 sub validate_refname {
543 my $input = shift || return undef;
544
545 # textual hashes are O.K.
546 if ($input =~ m/^[0-9a-fA-F]{40}$/) {
547 return $input;
548 }
549 # it must be correct pathname
550 $input = validate_pathname($input)
551 or return undef;
552 # restrictions on ref name according to git-check-ref-format
553 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
554 return undef;
555 }
556 return $input;
557 }
558
559 # very thin wrapper for decode("utf8", $str, Encode::FB_DEFAULT);
560 sub to_utf8 {
561 my $str = shift;
562 return decode("utf8", $str, Encode::FB_DEFAULT);
563 }
564
565 # quote unsafe chars, but keep the slash, even when it's not
566 # correct, but quoted slashes look too horrible in bookmarks
567 sub esc_param {
568 my $str = shift;
569 $str =~ s/([^A-Za-z0-9\-_.~()\/:@])/sprintf("%%%02X", ord($1))/eg;
570 $str =~ s/\+/%2B/g;
571 $str =~ s/ /\+/g;
572 return $str;
573 }
574
575 # quote unsafe chars in whole URL, so some charactrs cannot be quoted
576 sub esc_url {
577 my $str = shift;
578 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&=])/sprintf("%%%02X", ord($1))/eg;
579 $str =~ s/\+/%2B/g;
580 $str =~ s/ /\+/g;
581 return $str;
582 }
583
584 # replace invalid utf8 character with SUBSTITUTION sequence
585 sub esc_html ($;%) {
586 my $str = shift;
587 my %opts = @_;
588
589 $str = to_utf8($str);
590 $str = escapeHTML($str);
591 if ($opts{'-nbsp'}) {
592 $str =~ s/ /&nbsp;/g;
593 }
594 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
595 return $str;
596 }
597
598 # quote control characters and escape filename to HTML
599 sub esc_path {
600 my $str = shift;
601 my %opts = @_;
602
603 $str = to_utf8($str);
604 $str = escapeHTML($str);
605 if ($opts{'-nbsp'}) {
606 $str =~ s/ /&nbsp;/g;
607 }
608 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
609 return $str;
610 }
611
612 # Make control characters "printable", using character escape codes (CEC)
613 sub quot_cec {
614 my $cntrl = shift;
615 my %es = ( # character escape codes, aka escape sequences
616 "\t" => '\t', # tab (HT)
617 "\n" => '\n', # line feed (LF)
618 "\r" => '\r', # carrige return (CR)
619 "\f" => '\f', # form feed (FF)
620 "\b" => '\b', # backspace (BS)
621 "\a" => '\a', # alarm (bell) (BEL)
622 "\e" => '\e', # escape (ESC)
623 "\013" => '\v', # vertical tab (VT)
624 "\000" => '\0', # nul character (NUL)
625 );
626 my $chr = ( (exists $es{$cntrl})
627 ? $es{$cntrl}
628 : sprintf('\%03o', ord($cntrl)) );
629 return "<span class=\"cntrl\">$chr</span>";
630 }
631
632 # Alternatively use unicode control pictures codepoints,
633 # Unicode "printable representation" (PR)
634 sub quot_upr {
635 my $cntrl = shift;
636 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
637 return "<span class=\"cntrl\">$chr</span>";
638 }
639
640 # git may return quoted and escaped filenames
641 sub unquote {
642 my $str = shift;
643
644 sub unq {
645 my $seq = shift;
646 my %es = ( # character escape codes, aka escape sequences
647 't' => "\t", # tab (HT, TAB)
648 'n' => "\n", # newline (NL)
649 'r' => "\r", # return (CR)
650 'f' => "\f", # form feed (FF)
651 'b' => "\b", # backspace (BS)
652 'a' => "\a", # alarm (bell) (BEL)
653 'e' => "\e", # escape (ESC)
654 'v' => "\013", # vertical tab (VT)
655 );
656
657 if ($seq =~ m/^[0-7]{1,3}$/) {
658 # octal char sequence
659 return chr(oct($seq));
660 } elsif (exists $es{$seq}) {
661 # C escape sequence, aka character escape code
662 return $es{$seq}
663 }
664 # quoted ordinary character
665 return $seq;
666 }
667
668 if ($str =~ m/^"(.*)"$/) {
669 # needs unquoting
670 $str = $1;
671 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
672 }
673 return $str;
674 }
675
676 # escape tabs (convert tabs to spaces)
677 sub untabify {
678 my $line = shift;
679
680 while ((my $pos = index($line, "\t")) != -1) {
681 if (my $count = (8 - ($pos % 8))) {
682 my $spaces = ' ' x $count;
683 $line =~ s/\t/$spaces/;
684 }
685 }
686
687 return $line;
688 }
689
690 sub project_in_list {
691 my $project = shift;
692 my @list = git_get_projects_list();
693 return @list && scalar(grep { $_->{'path'} eq $project } @list);
694 }
695
696 ## ----------------------------------------------------------------------
697 ## HTML aware string manipulation
698
699 sub chop_str {
700 my $str = shift;
701 my $len = shift;
702 my $add_len = shift || 10;
703
704 # allow only $len chars, but don't cut a word if it would fit in $add_len
705 # if it doesn't fit, cut it if it's still longer than the dots we would add
706 $str =~ m/^(.{0,$len}[^ \/\-_:\.@]{0,$add_len})(.*)/;
707 my $body = $1;
708 my $tail = $2;
709 if (length($tail) > 4) {
710 $tail = " ...";
711 $body =~ s/&[^;]*$//; # remove chopped character entities
712 }
713 return "$body$tail";
714 }
715
716 ## ----------------------------------------------------------------------
717 ## functions returning short strings
718
719 # CSS class for given age value (in seconds)
720 sub age_class {
721 my $age = shift;
722
723 if ($age < 60*60*2) {
724 return "age0";
725 } elsif ($age < 60*60*24*2) {
726 return "age1";
727 } else {
728 return "age2";
729 }
730 }
731
732 # convert age in seconds to "nn units ago" string
733 sub age_string {
734 my $age = shift;
735 my $age_str;
736
737 if ($age > 60*60*24*365*2) {
738 $age_str = (int $age/60/60/24/365);
739 $age_str .= " years ago";
740 } elsif ($age > 60*60*24*(365/12)*2) {
741 $age_str = int $age/60/60/24/(365/12);
742 $age_str .= " months ago";
743 } elsif ($age > 60*60*24*7*2) {
744 $age_str = int $age/60/60/24/7;
745 $age_str .= " weeks ago";
746 } elsif ($age > 60*60*24*2) {
747 $age_str = int $age/60/60/24;
748 $age_str .= " days ago";
749 } elsif ($age > 60*60*2) {
750 $age_str = int $age/60/60;
751 $age_str .= " hours ago";
752 } elsif ($age > 60*2) {
753 $age_str = int $age/60;
754 $age_str .= " min ago";
755 } elsif ($age > 2) {
756 $age_str = int $age;
757 $age_str .= " sec ago";
758 } else {
759 $age_str .= " right now";
760 }
761 return $age_str;
762 }
763
764 # convert file mode in octal to symbolic file mode string
765 sub mode_str {
766 my $mode = oct shift;
767
768 if (S_ISDIR($mode & S_IFMT)) {
769 return 'drwxr-xr-x';
770 } elsif (S_ISLNK($mode)) {
771 return 'lrwxrwxrwx';
772 } elsif (S_ISREG($mode)) {
773 # git cares only about the executable bit
774 if ($mode & S_IXUSR) {
775 return '-rwxr-xr-x';
776 } else {
777 return '-rw-r--r--';
778 };
779 } else {
780 return '----------';
781 }
782 }
783
784 # convert file mode in octal to file type string
785 sub file_type {
786 my $mode = shift;
787
788 if ($mode !~ m/^[0-7]+$/) {
789 return $mode;
790 } else {
791 $mode = oct $mode;
792 }
793
794 if (S_ISDIR($mode & S_IFMT)) {
795 return "directory";
796 } elsif (S_ISLNK($mode)) {
797 return "symlink";
798 } elsif (S_ISREG($mode)) {
799 return "file";
800 } else {
801 return "unknown";
802 }
803 }
804
805 # convert file mode in octal to file type description string
806 sub file_type_long {
807 my $mode = shift;
808
809 if ($mode !~ m/^[0-7]+$/) {
810 return $mode;
811 } else {
812 $mode = oct $mode;
813 }
814
815 if (S_ISDIR($mode & S_IFMT)) {
816 return "directory";
817 } elsif (S_ISLNK($mode)) {
818 return "symlink";
819 } elsif (S_ISREG($mode)) {
820 if ($mode & S_IXUSR) {
821 return "executable";
822 } else {
823 return "file";
824 };
825 } else {
826 return "unknown";
827 }
828 }
829
830
831 ## ----------------------------------------------------------------------
832 ## functions returning short HTML fragments, or transforming HTML fragments
833 ## which don't beling to other sections
834
835 # format line of commit message.
836 sub format_log_line_html {
837 my $line = shift;
838
839 $line = esc_html($line, -nbsp=>1);
840 if ($line =~ m/([0-9a-fA-F]{8,40})/) {
841 my $hash_text = $1;
842 my $link =
843 $cgi->a({-href => href(action=>"object", hash=>$hash_text),
844 -class => "text"}, $hash_text);
845 $line =~ s/$hash_text/$link/;
846 }
847 return $line;
848 }
849
850 # format marker of refs pointing to given object
851 sub format_ref_marker {
852 my ($refs, $id) = @_;
853 my $markers = '';
854
855 if (defined $refs->{$id}) {
856 foreach my $ref (@{$refs->{$id}}) {
857 my ($type, $name) = qw();
858 # e.g. tags/v2.6.11 or heads/next
859 if ($ref =~ m!^(.*?)s?/(.*)$!) {
860 $type = $1;
861 $name = $2;
862 } else {
863 $type = "ref";
864 $name = $ref;
865 }
866
867 $markers .= " <span class=\"$type\" title=\"$ref\">" .
868 esc_html($name) . "</span>";
869 }
870 }
871
872 if ($markers) {
873 return ' <span class="refs">'. $markers . '</span>';
874 } else {
875 return "";
876 }
877 }
878
879 # format, perhaps shortened and with markers, title line
880 sub format_subject_html {
881 my ($long, $short, $href, $extra) = @_;
882 $extra = '' unless defined($extra);
883
884 if (length($short) < length($long)) {
885 return $cgi->a({-href => $href, -class => "list subject",
886 -title => to_utf8($long)},
887 esc_html($short) . $extra);
888 } else {
889 return $cgi->a({-href => $href, -class => "list subject"},
890 esc_html($long) . $extra);
891 }
892 }
893
894 # format patch (diff) line (rather not to be used for diff headers)
895 sub format_diff_line {
896 my $line = shift;
897 my ($from, $to) = @_;
898 my $char = substr($line, 0, 1);
899 my $diff_class = "";
900
901 chomp $line;
902
903 if ($char eq '+') {
904 $diff_class = " add";
905 } elsif ($char eq "-") {
906 $diff_class = " rem";
907 } elsif ($char eq "@") {
908 $diff_class = " chunk_header";
909 } elsif ($char eq "\\") {
910 $diff_class = " incomplete";
911 }
912 $line = untabify($line);
913 if ($from && $to && $line =~ m/^\@{2} /) {
914 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
915 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
916
917 $from_lines = 0 unless defined $from_lines;
918 $to_lines = 0 unless defined $to_lines;
919
920 if ($from->{'href'}) {
921 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
922 -class=>"list"}, $from_text);
923 }
924 if ($to->{'href'}) {
925 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
926 -class=>"list"}, $to_text);
927 }
928 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
929 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
930 return "<div class=\"diff$diff_class\">$line</div>\n";
931 }
932 return "<div class=\"diff$diff_class\">" . esc_html($line, -nbsp=>1) . "</div>\n";
933 }
934
935 ## ----------------------------------------------------------------------
936 ## git utility subroutines, invoking git commands
937
938 # returns path to the core git executable and the --git-dir parameter as list
939 sub git_cmd {
940 return $GIT, '--git-dir='.$git_dir;
941 }
942
943 # returns path to the core git executable and the --git-dir parameter as string
944 sub git_cmd_str {
945 return join(' ', git_cmd());
946 }
947
948 # get HEAD ref of given project as hash
949 sub git_get_head_hash {
950 my $project = shift;
951 my $o_git_dir = $git_dir;
952 my $retval = undef;
953 $git_dir = "$projectroot/$project";
954 if (open my $fd, "-|", git_cmd(), "rev-parse", "--verify", "HEAD") {
955 my $head = <$fd>;
956 close $fd;
957 if (defined $head && $head =~ /^([0-9a-fA-F]{40})$/) {
958 $retval = $1;
959 }
960 }
961 if (defined $o_git_dir) {
962 $git_dir = $o_git_dir;
963 }
964 return $retval;
965 }
966
967 # get type of given object
968 sub git_get_type {
969 my $hash = shift;
970
971 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
972 my $type = <$fd>;
973 close $fd or return;
974 chomp $type;
975 return $type;
976 }
977
978 sub git_get_project_config {
979 my ($key, $type) = @_;
980
981 return unless ($key);
982 $key =~ s/^gitweb\.//;
983 return if ($key =~ m/\W/);
984
985 my @x = (git_cmd(), 'repo-config');
986 if (defined $type) { push @x, $type; }
987 push @x, "--get";
988 push @x, "gitweb.$key";
989 my $val = qx(@x);
990 chomp $val;
991 return ($val);
992 }
993
994 # get hash of given path at given ref
995 sub git_get_hash_by_path {
996 my $base = shift;
997 my $path = shift || return undef;
998 my $type = shift;
999
1000 $path =~ s,/+$,,;
1001
1002 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
1003 or die_error(undef, "Open git-ls-tree failed");
1004 my $line = <$fd>;
1005 close $fd or return undef;
1006
1007 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
1008 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/;
1009 if (defined $type && $type ne $2) {
1010 # type doesn't match
1011 return undef;
1012 }
1013 return $3;
1014 }
1015
1016 ## ......................................................................
1017 ## git utility functions, directly accessing git repository
1018
1019 sub git_get_project_description {
1020 my $path = shift;
1021
1022 open my $fd, "$projectroot/$path/description" or return undef;
1023 my $descr = <$fd>;
1024 close $fd;
1025 chomp $descr;
1026 return $descr;
1027 }
1028
1029 sub git_get_project_url_list {
1030 my $path = shift;
1031
1032 open my $fd, "$projectroot/$path/cloneurl" or return;
1033 my @git_project_url_list = map { chomp; $_ } <$fd>;
1034 close $fd;
1035
1036 return wantarray ? @git_project_url_list : \@git_project_url_list;
1037 }
1038
1039 sub git_get_projects_list {
1040 my ($filter) = @_;
1041 my @list;
1042
1043 $filter ||= '';
1044 $filter =~ s/\.git$//;
1045
1046 if (-d $projects_list) {
1047 # search in directory
1048 my $dir = $projects_list . ($filter ? "/$filter" : '');
1049 # remove the trailing "/"
1050 $dir =~ s!/+$!!;
1051 my $pfxlen = length("$dir");
1052
1053 my ($check_forks) = gitweb_check_feature('forks');
1054
1055 File::Find::find({
1056 follow_fast => 1, # follow symbolic links
1057 dangling_symlinks => 0, # ignore dangling symlinks, silently
1058 wanted => sub {
1059 # skip project-list toplevel, if we get it.
1060 return if (m!^[/.]$!);
1061 # only directories can be git repositories
1062 return unless (-d $_);
1063
1064 my $subdir = substr($File::Find::name, $pfxlen + 1);
1065 # we check related file in $projectroot
1066 if ($check_forks and $subdir =~ m#/.#) {
1067 $File::Find::prune = 1;
1068 } elsif (check_export_ok("$projectroot/$filter/$subdir")) {
1069 push @list, { path => ($filter ? "$filter/" : '') . $subdir };
1070 $File::Find::prune = 1;
1071 }
1072 },
1073 }, "$dir");
1074
1075 } elsif (-f $projects_list) {
1076 # read from file(url-encoded):
1077 # 'git%2Fgit.git Linus+Torvalds'
1078 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
1079 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
1080 open my ($fd), $projects_list or return;
1081 while (my $line = <$fd>) {
1082 chomp $line;
1083 my ($path, $owner) = split ' ', $line;
1084 $path = unescape($path);
1085 $owner = unescape($owner);
1086 if (!defined $path) {
1087 next;
1088 }
1089 if ($filter ne '') {
1090 # looking for forks;
1091 my $pfx = substr($path, 0, length($filter));
1092 if ($pfx ne $filter) {
1093 next;
1094 }
1095 my $sfx = substr($path, length($filter));
1096 if ($sfx !~ /^\/.*\.git$/) {
1097 next;
1098 }
1099 }
1100 if (check_export_ok("$projectroot/$path")) {
1101 my $pr = {
1102 path => $path,
1103 owner => to_utf8($owner),
1104 };
1105 push @list, $pr
1106 }
1107 }
1108 close $fd;
1109 }
1110 @list = sort {$a->{'path'} cmp $b->{'path'}} @list;
1111 return @list;
1112 }
1113
1114 sub git_get_project_owner {
1115 my $project = shift;
1116 my $owner;
1117
1118 return undef unless $project;
1119
1120 # read from file (url-encoded):
1121 # 'git%2Fgit.git Linus+Torvalds'
1122 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
1123 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
1124 if (-f $projects_list) {
1125 open (my $fd , $projects_list);
1126 while (my $line = <$fd>) {
1127 chomp $line;
1128 my ($pr, $ow) = split ' ', $line;
1129 $pr = unescape($pr);
1130 $ow = unescape($ow);
1131 if ($pr eq $project) {
1132 $owner = to_utf8($ow);
1133 last;
1134 }
1135 }
1136 close $fd;
1137 }
1138 if (!defined $owner) {
1139 $owner = get_file_owner("$projectroot/$project");
1140 }
1141
1142 return $owner;
1143 }
1144
1145 sub git_get_last_activity {
1146 my ($path) = @_;
1147 my $fd;
1148
1149 $git_dir = "$projectroot/$path";
1150 open($fd, "-|", git_cmd(), 'for-each-ref',
1151 '--format=%(committer)',
1152 '--sort=-committerdate',
1153 '--count=1',
1154 'refs/heads') or return;
1155 my $most_recent = <$fd>;
1156 close $fd or return;
1157 if ($most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
1158 my $timestamp = $1;
1159 my $age = time - $timestamp;
1160 return ($age, age_string($age));
1161 }
1162 }
1163
1164 sub git_get_references {
1165 my $type = shift || "";
1166 my %refs;
1167 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
1168 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
1169 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
1170 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
1171 or return;
1172
1173 while (my $line = <$fd>) {
1174 chomp $line;
1175 if ($line =~ m!^([0-9a-fA-F]{40})\srefs/($type/?[^^]+)!) {
1176 if (defined $refs{$1}) {
1177 push @{$refs{$1}}, $2;
1178 } else {
1179 $refs{$1} = [ $2 ];
1180 }
1181 }
1182 }
1183 close $fd or return;
1184 return \%refs;
1185 }
1186
1187 sub git_get_rev_name_tags {
1188 my $hash = shift || return undef;
1189
1190 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
1191 or return;
1192 my $name_rev = <$fd>;
1193 close $fd;
1194
1195 if ($name_rev =~ m|^$hash tags/(.*)$|) {
1196 return $1;
1197 } else {
1198 # catches also '$hash undefined' output
1199 return undef;
1200 }
1201 }
1202
1203 ## ----------------------------------------------------------------------
1204 ## parse to hash functions
1205
1206 sub parse_date {
1207 my $epoch = shift;
1208 my $tz = shift || "-0000";
1209
1210 my %date;
1211 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
1212 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
1213 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
1214 $date{'hour'} = $hour;
1215 $date{'minute'} = $min;
1216 $date{'mday'} = $mday;
1217 $date{'day'} = $days[$wday];
1218 $date{'month'} = $months[$mon];
1219 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
1220 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
1221 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
1222 $mday, $months[$mon], $hour ,$min;
1223 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
1224 1900+$year, $mon, $mday, $hour ,$min, $sec;
1225
1226 $tz =~ m/^([+\-][0-9][0-9])([0-9][0-9])$/;
1227 my $local = $epoch + ((int $1 + ($2/60)) * 3600);
1228 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
1229 $date{'hour_local'} = $hour;
1230 $date{'minute_local'} = $min;
1231 $date{'tz_local'} = $tz;
1232 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
1233 1900+$year, $mon+1, $mday,
1234 $hour, $min, $sec, $tz);
1235 return %date;
1236 }
1237
1238 sub parse_tag {
1239 my $tag_id = shift;
1240 my %tag;
1241 my @comment;
1242
1243 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
1244 $tag{'id'} = $tag_id;
1245 while (my $line = <$fd>) {
1246 chomp $line;
1247 if ($line =~ m/^object ([0-9a-fA-F]{40})$/) {
1248 $tag{'object'} = $1;
1249 } elsif ($line =~ m/^type (.+)$/) {
1250 $tag{'type'} = $1;
1251 } elsif ($line =~ m/^tag (.+)$/) {
1252 $tag{'name'} = $1;
1253 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
1254 $tag{'author'} = $1;
1255 $tag{'epoch'} = $2;
1256 $tag{'tz'} = $3;
1257 } elsif ($line =~ m/--BEGIN/) {
1258 push @comment, $line;
1259 last;
1260 } elsif ($line eq "") {
1261 last;
1262 }
1263 }
1264 push @comment, <$fd>;
1265 $tag{'comment'} = \@comment;
1266 close $fd or return;
1267 if (!defined $tag{'name'}) {
1268 return
1269 };
1270 return %tag
1271 }
1272
1273 sub parse_commit_text {
1274 my ($commit_text, $withparents) = @_;
1275 my @commit_lines = split '\n', $commit_text;
1276 my %co;
1277
1278 pop @commit_lines; # Remove '\0'
1279
1280 my $header = shift @commit_lines;
1281 if (!($header =~ m/^[0-9a-fA-F]{40}/)) {
1282 return;
1283 }
1284 ($co{'id'}, my @parents) = split ' ', $header;
1285 while (my $line = shift @commit_lines) {
1286 last if $line eq "\n";
1287 if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
1288 $co{'tree'} = $1;
1289 } elsif ((!defined $withparents) && ($line =~ m/^parent ([0-9a-fA-F]{40})$/)) {
1290 push @parents, $1;
1291 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
1292 $co{'author'} = $1;
1293 $co{'author_epoch'} = $2;
1294 $co{'author_tz'} = $3;
1295 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
1296 $co{'author_name'} = $1;
1297 $co{'author_email'} = $2;
1298 } else {
1299 $co{'author_name'} = $co{'author'};
1300 }
1301 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
1302 $co{'committer'} = $1;
1303 $co{'committer_epoch'} = $2;
1304 $co{'committer_tz'} = $3;
1305 $co{'committer_name'} = $co{'committer'};
1306 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
1307 $co{'committer_name'} = $1;
1308 $co{'committer_email'} = $2;
1309 } else {
1310 $co{'committer_name'} = $co{'committer'};
1311 }
1312 }
1313 }
1314 if (!defined $co{'tree'}) {
1315 return;
1316 };
1317 $co{'parents'} = \@parents;
1318 $co{'parent'} = $parents[0];
1319
1320 foreach my $title (@commit_lines) {
1321 $title =~ s/^ //;
1322 if ($title ne "") {
1323 $co{'title'} = chop_str($title, 80, 5);
1324 # remove leading stuff of merges to make the interesting part visible
1325 if (length($title) > 50) {
1326 $title =~ s/^Automatic //;
1327 $title =~ s/^merge (of|with) /Merge ... /i;
1328 if (length($title) > 50) {
1329 $title =~ s/(http|rsync):\/\///;
1330 }
1331 if (length($title) > 50) {
1332 $title =~ s/(master|www|rsync)\.//;
1333 }
1334 if (length($title) > 50) {
1335 $title =~ s/kernel.org:?//;
1336 }
1337 if (length($title) > 50) {
1338 $title =~ s/\/pub\/scm//;
1339 }
1340 }
1341 $co{'title_short'} = chop_str($title, 50, 5);
1342 last;
1343 }
1344 }
1345 if ($co{'title'} eq "") {
1346 $co{'title'} = $co{'title_short'} = '(no commit message)';
1347 }
1348 # remove added spaces
1349 foreach my $line (@commit_lines) {
1350 $line =~ s/^ //;
1351 }
1352 $co{'comment'} = \@commit_lines;
1353
1354 my $age = time - $co{'committer_epoch'};
1355 $co{'age'} = $age;
1356 $co{'age_string'} = age_string($age);
1357 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
1358 if ($age > 60*60*24*7*2) {
1359 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
1360 $co{'age_string_age'} = $co{'age_string'};
1361 } else {
1362 $co{'age_string_date'} = $co{'age_string'};
1363 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
1364 }
1365 return %co;
1366 }
1367
1368 sub parse_commit {
1369 my ($commit_id) = @_;
1370 my %co;
1371
1372 local $/ = "\0";
1373
1374 open my $fd, "-|", git_cmd(), "rev-list",
1375 "--parents",
1376 "--header",
1377 "--max-count=1",
1378 $commit_id,
1379 "--",
1380 or die_error(undef, "Open git-rev-list failed");
1381 %co = parse_commit_text(<$fd>, 1);
1382 close $fd;
1383
1384 return %co;
1385 }
1386
1387 sub parse_commits {
1388 my ($commit_id, $maxcount, $skip, $arg, $filename) = @_;
1389 my @cos;
1390
1391 $maxcount ||= 1;
1392 $skip ||= 0;
1393
1394 local $/ = "\0";
1395
1396 open my $fd, "-|", git_cmd(), "rev-list",
1397 "--header",
1398 ($arg ? ($arg) : ()),
1399 ("--max-count=" . $maxcount),
1400 ("--skip=" . $skip),
1401 $commit_id,
1402 "--",
1403 ($filename ? ($filename) : ())
1404 or die_error(undef, "Open git-rev-list failed");
1405 while (my $line = <$fd>) {
1406 my %co = parse_commit_text($line);
1407 push @cos, \%co;
1408 }
1409 close $fd;
1410
1411 return wantarray ? @cos : \@cos;
1412 }
1413
1414 # parse ref from ref_file, given by ref_id, with given type
1415 sub parse_ref {
1416 my $ref_file = shift;
1417 my $ref_id = shift;
1418 my $type = shift || git_get_type($ref_id);
1419 my %ref_item;
1420
1421 $ref_item{'type'} = $type;
1422 $ref_item{'id'} = $ref_id;
1423 $ref_item{'epoch'} = 0;
1424 $ref_item{'age'} = "unknown";
1425 if ($type eq "tag") {
1426 my %tag = parse_tag($ref_id);
1427 $ref_item{'comment'} = $tag{'comment'};
1428 if ($tag{'type'} eq "commit") {
1429 my %co = parse_commit($tag{'object'});
1430 $ref_item{'epoch'} = $co{'committer_epoch'};
1431 $ref_item{'age'} = $co{'age_string'};
1432 } elsif (defined($tag{'epoch'})) {
1433 my $age = time - $tag{'epoch'};
1434 $ref_item{'epoch'} = $tag{'epoch'};
1435 $ref_item{'age'} = age_string($age);
1436 }
1437 $ref_item{'reftype'} = $tag{'type'};
1438 $ref_item{'name'} = $tag{'name'};
1439 $ref_item{'refid'} = $tag{'object'};
1440 } elsif ($type eq "commit"){
1441 my %co = parse_commit($ref_id);
1442 $ref_item{'reftype'} = "commit";
1443 $ref_item{'name'} = $ref_file;
1444 $ref_item{'title'} = $co{'title'};
1445 $ref_item{'refid'} = $ref_id;
1446 $ref_item{'epoch'} = $co{'committer_epoch'};
1447 $ref_item{'age'} = $co{'age_string'};
1448 } else {
1449 $ref_item{'reftype'} = $type;
1450 $ref_item{'name'} = $ref_file;
1451 $ref_item{'refid'} = $ref_id;
1452 }
1453
1454 return %ref_item;
1455 }
1456
1457 # parse line of git-diff-tree "raw" output
1458 sub parse_difftree_raw_line {
1459 my $line = shift;
1460 my %res;
1461
1462 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
1463 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
1464 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/) {
1465 $res{'from_mode'} = $1;
1466 $res{'to_mode'} = $2;
1467 $res{'from_id'} = $3;
1468 $res{'to_id'} = $4;
1469 $res{'status'} = $5;
1470 $res{'similarity'} = $6;
1471 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
1472 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
1473 } else {
1474 $res{'file'} = unquote($7);
1475 }
1476 }
1477 # 'c512b523472485aef4fff9e57b229d9d243c967f'
1478 elsif ($line =~ m/^([0-9a-fA-F]{40})$/) {
1479 $res{'commit'} = $1;
1480 }
1481
1482 return wantarray ? %res : \%res;
1483 }
1484
1485 # parse line of git-ls-tree output
1486 sub parse_ls_tree_line ($;%) {
1487 my $line = shift;
1488 my %opts = @_;
1489 my %res;
1490
1491 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
1492 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/s;
1493
1494 $res{'mode'} = $1;
1495 $res{'type'} = $2;
1496 $res{'hash'} = $3;
1497 if ($opts{'-z'}) {
1498 $res{'name'} = $4;
1499 } else {
1500 $res{'name'} = unquote($4);
1501 }
1502
1503 return wantarray ? %res : \%res;
1504 }
1505
1506 ## ......................................................................
1507 ## parse to array of hashes functions
1508
1509 sub git_get_heads_list {
1510 my $limit = shift;
1511 my @headslist;
1512
1513 open my $fd, '-|', git_cmd(), 'for-each-ref',
1514 ($limit ? '--count='.($limit+1) : ()), '--sort=-committerdate',
1515 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
1516 'refs/heads'
1517 or return;
1518 while (my $line = <$fd>) {
1519 my %ref_item;
1520
1521 chomp $line;
1522 my ($refinfo, $committerinfo) = split(/\0/, $line);
1523 my ($hash, $name, $title) = split(' ', $refinfo, 3);
1524 my ($committer, $epoch, $tz) =
1525 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
1526 $name =~ s!^refs/heads/!!;
1527
1528 $ref_item{'name'} = $name;
1529 $ref_item{'id'} = $hash;
1530 $ref_item{'title'} = $title || '(no commit message)';
1531 $ref_item{'epoch'} = $epoch;
1532 if ($epoch) {
1533 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
1534 } else {
1535 $ref_item{'age'} = "unknown";
1536 }
1537
1538 push @headslist, \%ref_item;
1539 }
1540 close $fd;
1541
1542 return wantarray ? @headslist : \@headslist;
1543 }
1544
1545 sub git_get_tags_list {
1546 my $limit = shift;
1547 my @tagslist;
1548
1549 open my $fd, '-|', git_cmd(), 'for-each-ref',
1550 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
1551 '--format=%(objectname) %(objecttype) %(refname) '.
1552 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
1553 'refs/tags'
1554 or return;
1555 while (my $line = <$fd>) {
1556 my %ref_item;
1557
1558 chomp $line;
1559 my ($refinfo, $creatorinfo) = split(/\0/, $line);
1560 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
1561 my ($creator, $epoch, $tz) =
1562 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
1563 $name =~ s!^refs/tags/!!;
1564
1565 $ref_item{'type'} = $type;
1566 $ref_item{'id'} = $id;
1567 $ref_item{'name'} = $name;
1568 if ($type eq "tag") {
1569 $ref_item{'subject'} = $title;
1570 $ref_item{'reftype'} = $reftype;
1571 $ref_item{'refid'} = $refid;
1572 } else {
1573 $ref_item{'reftype'} = $type;
1574 $ref_item{'refid'} = $id;
1575 }
1576
1577 if ($type eq "tag" || $type eq "commit") {
1578 $ref_item{'epoch'} = $epoch;
1579 if ($epoch) {
1580 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
1581 } else {
1582 $ref_item{'age'} = "unknown";
1583 }
1584 }
1585
1586 push @tagslist, \%ref_item;
1587 }
1588 close $fd;
1589
1590 return wantarray ? @tagslist : \@tagslist;
1591 }
1592
1593 ## ----------------------------------------------------------------------
1594 ## filesystem-related functions
1595
1596 sub get_file_owner {
1597 my $path = shift;
1598
1599 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
1600 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
1601 if (!defined $gcos) {
1602 return undef;
1603 }
1604 my $owner = $gcos;
1605 $owner =~ s/[,;].*$//;
1606 return to_utf8($owner);
1607 }
1608
1609 ## ......................................................................
1610 ## mimetype related functions
1611
1612 sub mimetype_guess_file {
1613 my $filename = shift;
1614 my $mimemap = shift;
1615 -r $mimemap or return undef;
1616
1617 my %mimemap;
1618 open(MIME, $mimemap) or return undef;
1619 while (<MIME>) {
1620 next if m/^#/; # skip comments
1621 my ($mime, $exts) = split(/\t+/);
1622 if (defined $exts) {
1623 my @exts = split(/\s+/, $exts);
1624 foreach my $ext (@exts) {
1625 $mimemap{$ext} = $mime;
1626 }
1627 }
1628 }
1629 close(MIME);
1630
1631 $filename =~ /\.([^.]*)$/;
1632 return $mimemap{$1};
1633 }
1634
1635 sub mimetype_guess {
1636 my $filename = shift;
1637 my $mime;
1638 $filename =~ /\./ or return undef;
1639
1640 if ($mimetypes_file) {
1641 my $file = $mimetypes_file;
1642 if ($file !~ m!^/!) { # if it is relative path
1643 # it is relative to project
1644 $file = "$projectroot/$project/$file";
1645 }
1646 $mime = mimetype_guess_file($filename, $file);
1647 }
1648 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
1649 return $mime;
1650 }
1651
1652 sub blob_mimetype {
1653 my $fd = shift;
1654 my $filename = shift;
1655
1656 if ($filename) {
1657 my $mime = mimetype_guess($filename);
1658 $mime and return $mime;
1659 }
1660
1661 # just in case
1662 return $default_blob_plain_mimetype unless $fd;
1663
1664 if (-T $fd) {
1665 return 'text/plain' .
1666 ($default_text_plain_charset ? '; charset='.$default_text_plain_charset : '');
1667 } elsif (! $filename) {
1668 return 'application/octet-stream';
1669 } elsif ($filename =~ m/\.png$/i) {
1670 return 'image/png';
1671 } elsif ($filename =~ m/\.gif$/i) {
1672 return 'image/gif';
1673 } elsif ($filename =~ m/\.jpe?g$/i) {
1674 return 'image/jpeg';
1675 } else {
1676 return 'application/octet-stream';
1677 }
1678 }
1679
1680 ## ======================================================================
1681 ## functions printing HTML: header, footer, error page
1682
1683 sub git_header_html {
1684 my $status = shift || "200 OK";
1685 my $expires = shift;
1686
1687 my $title = "$site_name";
1688 if (defined $project) {
1689 $title .= " - $project";
1690 if (defined $action) {
1691 $title .= "/$action";
1692 if (defined $file_name) {
1693 $title .= " - " . esc_path($file_name);
1694 if ($action eq "tree" && $file_name !~ m|/$|) {
1695 $title .= "/";
1696 }
1697 }
1698 }
1699 }
1700 my $content_type;
1701 # require explicit support from the UA if we are to send the page as
1702 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
1703 # we have to do this because MSIE sometimes globs '*/*', pretending to
1704 # support xhtml+xml but choking when it gets what it asked for.
1705 if (defined $cgi->http('HTTP_ACCEPT') &&
1706 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ &&
1707 $cgi->Accept('application/xhtml+xml') != 0) {
1708 $content_type = 'application/xhtml+xml';
1709 } else {
1710 $content_type = 'text/html';
1711 }
1712 print $cgi->header(-type=>$content_type, -charset => 'utf-8',
1713 -status=> $status, -expires => $expires);
1714 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : '';
1715 print <<EOF;
1716 <?xml version="1.0" encoding="utf-8"?>
1717 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
1718 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
1719 <!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
1720 <!-- git core binaries version $git_version -->
1721 <head>
1722 <meta http-equiv="content-type" content="$content_type; charset=utf-8"/>
1723 <meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/>
1724 <meta name="robots" content="index, nofollow"/>
1725 <title>$title</title>
1726 EOF
1727 # print out each stylesheet that exist
1728 if (defined $stylesheet) {
1729 #provides backwards capability for those people who define style sheet in a config file
1730 print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n";
1731 } else {
1732 foreach my $stylesheet (@stylesheets) {
1733 next unless $stylesheet;
1734 print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n";
1735 }
1736 }
1737 if (defined $project) {
1738 printf('<link rel="alternate" title="%s log RSS feed" '.
1739 'href="%s" type="application/rss+xml" />'."\n",
1740 esc_param($project), href(action=>"rss"));
1741 printf('<link rel="alternate" title="%s log Atom feed" '.
1742 'href="%s" type="application/atom+xml" />'."\n",
1743 esc_param($project), href(action=>"atom"));
1744 } else {
1745 printf('<link rel="alternate" title="%s projects list" '.
1746 'href="%s" type="text/plain; charset=utf-8"/>'."\n",
1747 $site_name, href(project=>undef, action=>"project_index"));
1748 printf('<link rel="alternate" title="%s projects feeds" '.
1749 'href="%s" type="text/x-opml"/>'."\n",
1750 $site_name, href(project=>undef, action=>"opml"));
1751 }
1752 if (defined $favicon) {
1753 print qq(<link rel="shortcut icon" href="$favicon" type="image/png"/>\n);
1754 }
1755
1756 print "</head>\n" .
1757 "<body>\n";
1758
1759 if (-f $site_header) {
1760 open (my $fd, $site_header);
1761 print <$fd>;
1762 close $fd;
1763 }
1764
1765 print "<div class=\"page_header\">\n" .
1766 $cgi->a({-href => esc_url($logo_url),
1767 -title => $logo_label},
1768 qq(<img src="$logo" width="72" height="27" alt="git" class="logo"/>));
1769 print $cgi->a({-href => esc_url($home_link)}, $home_link_str) . " / ";
1770 if (defined $project) {
1771 print $cgi->a({-href => href(action=>"summary")}, esc_html($project));
1772 if (defined $action) {
1773 print " / $action";
1774 }
1775 print "\n";
1776 }
1777 my ($have_search) = gitweb_check_feature('search');
1778 if ((defined $project) && ($have_search)) {
1779 if (!defined $searchtext) {
1780 $searchtext = "";
1781 }
1782 my $search_hash;
1783 if (defined $hash_base) {
1784 $search_hash = $hash_base;
1785 } elsif (defined $hash) {
1786 $search_hash = $hash;
1787 } else {
1788 $search_hash = "HEAD";
1789 }
1790 $cgi->param("a", "search");
1791 $cgi->param("h", $search_hash);
1792 $cgi->param("p", $project);
1793 print $cgi->startform(-method => "get", -action => $my_uri) .
1794 "<div class=\"search\">\n" .
1795 $cgi->hidden(-name => "p") . "\n" .
1796 $cgi->hidden(-name => "a") . "\n" .
1797 $cgi->hidden(-name => "h") . "\n" .
1798 $cgi->popup_menu(-name => 'st', -default => 'commit',
1799 -values => ['commit', 'author', 'committer', 'pickaxe']) .
1800 $cgi->sup($cgi->a({-href => href(action=>"search_help")}, "?")) .
1801 " search:\n",
1802 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
1803 "</div>" .
1804 $cgi->end_form() . "\n";
1805 }
1806 print "</div>\n";
1807 }
1808
1809 sub git_footer_html {
1810 print "<div class=\"page_footer\">\n";
1811 if (defined $project) {
1812 my $descr = git_get_project_description($project);
1813 if (defined $descr) {
1814 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
1815 }
1816 print $cgi->a({-href => href(action=>"rss"),
1817 -class => "rss_logo"}, "RSS") . " ";
1818 print $cgi->a({-href => href(action=>"atom"),
1819 -class => "rss_logo"}, "Atom") . "\n";
1820 } else {
1821 print $cgi->a({-href => href(project=>undef, action=>"opml"),
1822 -class => "rss_logo"}, "OPML") . " ";
1823 print $cgi->a({-href => href(project=>undef, action=>"project_index"),
1824 -class => "rss_logo"}, "TXT") . "\n";
1825 }
1826 print "</div>\n" ;
1827
1828 if (-f $site_footer) {
1829 open (my $fd, $site_footer);
1830 print <$fd>;
1831 close $fd;
1832 }
1833
1834 print "</body>\n" .
1835 "</html>";
1836 }
1837
1838 sub die_error {
1839 my $status = shift || "403 Forbidden";
1840 my $error = shift || "Malformed query, file missing or permission denied";
1841
1842 git_header_html($status);
1843 print <<EOF;
1844 <div class="page_body">
1845 <br /><br />
1846 $status - $error
1847 <br />
1848 </div>
1849 EOF
1850 git_footer_html();
1851 exit;
1852 }
1853
1854 ## ----------------------------------------------------------------------
1855 ## functions printing or outputting HTML: navigation
1856
1857 sub git_print_page_nav {
1858 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
1859 $extra = '' if !defined $extra; # pager or formats
1860
1861 my @navs = qw(summary shortlog log commit commitdiff tree);
1862 if ($suppress) {
1863 @navs = grep { $_ ne $suppress } @navs;
1864 }
1865
1866 my %arg = map { $_ => {action=>$_} } @navs;
1867 if (defined $head) {
1868 for (qw(commit commitdiff)) {
1869 $arg{$_}{hash} = $head;
1870 }
1871 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
1872 for (qw(shortlog log)) {
1873 $arg{$_}{hash} = $head;
1874 }
1875 }
1876 }
1877 $arg{tree}{hash} = $treehead if defined $treehead;
1878 $arg{tree}{hash_base} = $treebase if defined $treebase;
1879
1880 print "<div class=\"page_nav\">\n" .
1881 (join " | ",
1882 map { $_ eq $current ?
1883 $_ : $cgi->a({-href => href(%{$arg{$_}})}, "$_")
1884 } @navs);
1885 print "<br/>\n$extra<br/>\n" .
1886 "</div>\n";
1887 }
1888
1889 sub format_paging_nav {
1890 my ($action, $hash, $head, $page, $nrevs) = @_;
1891 my $paging_nav;
1892
1893
1894 if ($hash ne $head || $page) {
1895 $paging_nav .= $cgi->a({-href => href(action=>$action)}, "HEAD");
1896 } else {
1897 $paging_nav .= "HEAD";
1898 }
1899
1900 if ($page > 0) {
1901 $paging_nav .= " &sdot; " .
1902 $cgi->a({-href => href(action=>$action, hash=>$hash, page=>$page-1),
1903 -accesskey => "p", -title => "Alt-p"}, "prev");
1904 } else {
1905 $paging_nav .= " &sdot; prev";
1906 }
1907
1908 if ($nrevs >= (100 * ($page+1)-1)) {
1909 $paging_nav .= " &sdot; " .
1910 $cgi->a({-href => href(action=>$action, hash=>$hash, page=>$page+1),
1911 -accesskey => "n", -title => "Alt-n"}, "next");
1912 } else {
1913 $paging_nav .= " &sdot; next";
1914 }
1915
1916 return $paging_nav;
1917 }
1918
1919 ## ......................................................................
1920 ## functions printing or outputting HTML: div
1921
1922 sub git_print_header_div {
1923 my ($action, $title, $hash, $hash_base) = @_;
1924 my %args = ();
1925
1926 $args{action} = $action;
1927 $args{hash} = $hash if $hash;
1928 $args{hash_base} = $hash_base if $hash_base;
1929
1930 print "<div class=\"header\">\n" .
1931 $cgi->a({-href => href(%args), -class => "title"},
1932 $title ? $title : $action) .
1933 "\n</div>\n";
1934 }
1935
1936 #sub git_print_authorship (\%) {
1937 sub git_print_authorship {
1938 my $co = shift;
1939
1940 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
1941 print "<div class=\"author_date\">" .
1942 esc_html($co->{'author_name'}) .
1943 " [$ad{'rfc2822'}";
1944 if ($ad{'hour_local'} < 6) {
1945 printf(" (<span class=\"atnight\">%02d:%02d</span> %s)",
1946 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
1947 } else {
1948 printf(" (%02d:%02d %s)",
1949 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
1950 }
1951 print "]</div>\n";
1952 }
1953
1954 sub git_print_page_path {
1955 my $name = shift;
1956 my $type = shift;
1957 my $hb = shift;
1958
1959
1960 print "<div class=\"page_path\">";
1961 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
1962 -title => 'tree root'}, "[$project]");
1963 print " / ";
1964 if (defined $name) {
1965 my @dirname = split '/', $name;
1966 my $basename = pop @dirname;
1967 my $fullname = '';
1968
1969 foreach my $dir (@dirname) {
1970 $fullname .= ($fullname ? '/' : '') . $dir;
1971 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
1972 hash_base=>$hb),
1973 -title => esc_html($fullname)}, esc_path($dir));
1974 print " / ";
1975 }
1976 if (defined $type && $type eq 'blob') {
1977 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
1978 hash_base=>$hb),
1979 -title => esc_html($name)}, esc_path($basename));
1980 } elsif (defined $type && $type eq 'tree') {
1981 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
1982 hash_base=>$hb),
1983 -title => esc_html($name)}, esc_path($basename));
1984 print " / ";
1985 } else {
1986 print esc_path($basename);
1987 }
1988 }
1989 print "<br/></div>\n";
1990 }
1991
1992 # sub git_print_log (\@;%) {
1993 sub git_print_log ($;%) {
1994 my $log = shift;
1995 my %opts = @_;
1996
1997 if ($opts{'-remove_title'}) {
1998 # remove title, i.e. first line of log
1999 shift @$log;
2000 }
2001 # remove leading empty lines
2002 while (defined $log->[0] && $log->[0] eq "") {
2003 shift @$log;
2004 }
2005
2006 # print log
2007 my $signoff = 0;
2008 my $empty = 0;
2009 foreach my $line (@$log) {
2010 if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
2011 $signoff = 1;
2012 $empty = 0;
2013 if (! $opts{'-remove_signoff'}) {
2014 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
2015 next;
2016 } else {
2017 # remove signoff lines
2018 next;
2019 }
2020 } else {
2021 $signoff = 0;
2022 }
2023
2024 # print only one empty line
2025 # do not print empty line after signoff
2026 if ($line eq "") {
2027 next if ($empty || $signoff);
2028 $empty = 1;
2029 } else {
2030 $empty = 0;
2031 }
2032
2033 print format_log_line_html($line) . "<br/>\n";
2034 }
2035
2036 if ($opts{'-final_empty_line'}) {
2037 # end with single empty line
2038 print "<br/>\n" unless $empty;
2039 }
2040 }
2041
2042 # return link target (what link points to)
2043 sub git_get_link_target {
2044 my $hash = shift;
2045 my $link_target;
2046
2047 # read link
2048 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
2049 or return;
2050 {
2051 local $/;
2052 $link_target = <$fd>;
2053 }
2054 close $fd
2055 or return;
2056
2057 return $link_target;
2058 }
2059
2060 # given link target, and the directory (basedir) the link is in,
2061 # return target of link relative to top directory (top tree);
2062 # return undef if it is not possible (including absolute links).
2063 sub normalize_link_target {
2064 my ($link_target, $basedir, $hash_base) = @_;
2065
2066 # we can normalize symlink target only if $hash_base is provided
2067 return unless $hash_base;
2068
2069 # absolute symlinks (beginning with '/') cannot be normalized
2070 return if (substr($link_target, 0, 1) eq '/');
2071
2072 # normalize link target to path from top (root) tree (dir)
2073 my $path;
2074 if ($basedir) {
2075 $path = $basedir . '/' . $link_target;
2076 } else {
2077 # we are in top (root) tree (dir)
2078 $path = $link_target;
2079 }
2080
2081 # remove //, /./, and /../
2082 my @path_parts;
2083 foreach my $part (split('/', $path)) {
2084 # discard '.' and ''
2085 next if (!$part || $part eq '.');
2086 # handle '..'
2087 if ($part eq '..') {
2088 if (@path_parts) {
2089 pop @path_parts;
2090 } else {
2091 # link leads outside repository (outside top dir)
2092 return;
2093 }
2094 } else {
2095 push @path_parts, $part;
2096 }
2097 }
2098 $path = join('/', @path_parts);
2099
2100 return $path;
2101 }
2102
2103 # print tree entry (row of git_tree), but without encompassing <tr> element
2104 sub git_print_tree_entry {
2105 my ($t, $basedir, $hash_base, $have_blame) = @_;
2106
2107 my %base_key = ();
2108 $base_key{'hash_base'} = $hash_base if defined $hash_base;
2109
2110 # The format of a table row is: mode list link. Where mode is
2111 # the mode of the entry, list is the name of the entry, an href,
2112 # and link is the action links of the entry.
2113
2114 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
2115 if ($t->{'type'} eq "blob") {
2116 print "<td class=\"list\">" .
2117 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
2118 file_name=>"$basedir$t->{'name'}", %base_key),
2119 -class => "list"}, esc_path($t->{'name'}));
2120 if (S_ISLNK(oct $t->{'mode'})) {
2121 my $link_target = git_get_link_target($t->{'hash'});
2122 if ($link_target) {
2123 my $norm_target = normalize_link_target($link_target, $basedir, $hash_base);
2124 if (defined $norm_target) {
2125 print " -> " .
2126 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
2127 file_name=>$norm_target),
2128 -title => $norm_target}, esc_path($link_target));
2129 } else {
2130 print " -> " . esc_path($link_target);
2131 }
2132 }
2133 }
2134 print "</td>\n";
2135 print "<td class=\"link\">";
2136 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
2137 file_name=>"$basedir$t->{'name'}", %base_key)},
2138 "blob");
2139 if ($have_blame) {
2140 print " | " .
2141 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
2142 file_name=>"$basedir$t->{'name'}", %base_key)},
2143 "blame");
2144 }
2145 if (defined $hash_base) {
2146 print " | " .
2147 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
2148 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
2149 "history");
2150 }
2151 print " | " .
2152 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
2153 file_name=>"$basedir$t->{'name'}")},
2154 "raw");
2155 print "</td>\n";
2156
2157 } elsif ($t->{'type'} eq "tree") {
2158 print "<td class=\"list\">";
2159 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
2160 file_name=>"$basedir$t->{'name'}", %base_key)},
2161 esc_path($t->{'name'}));
2162 print "</td>\n";
2163 print "<td class=\"link\">";
2164 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
2165 file_name=>"$basedir$t->{'name'}", %base_key)},
2166 "tree");
2167 if (defined $hash_base) {
2168 print " | " .
2169 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
2170 file_name=>"$basedir$t->{'name'}")},
2171 "history");
2172 }
2173 print "</td>\n";
2174 }
2175 }
2176
2177 ## ......................................................................
2178 ## functions printing large fragments of HTML
2179
2180 sub git_difftree_body {
2181 my ($difftree, $hash, $parent) = @_;
2182 my ($have_blame) = gitweb_check_feature('blame');
2183 print "<div class=\"list_head\">\n";
2184 if ($#{$difftree} > 10) {
2185 print(($#{$difftree} + 1) . " files changed:\n");
2186 }
2187 print "</div>\n";
2188
2189 print "<table class=\"diff_tree\">\n";
2190 my $alternate = 1;
2191 my $patchno = 0;
2192 foreach my $line (@{$difftree}) {
2193 my %diff = parse_difftree_raw_line($line);
2194
2195 if ($alternate) {
2196 print "<tr class=\"dark\">\n";
2197 } else {
2198 print "<tr class=\"light\">\n";
2199 }
2200 $alternate ^= 1;
2201
2202 my ($to_mode_oct, $to_mode_str, $to_file_type);
2203 my ($from_mode_oct, $from_mode_str, $from_file_type);
2204 if ($diff{'to_mode'} ne ('0' x 6)) {
2205 $to_mode_oct = oct $diff{'to_mode'};
2206 if (S_ISREG($to_mode_oct)) { # only for regular file
2207 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
2208 }
2209 $to_file_type = file_type($diff{'to_mode'});
2210 }
2211 if ($diff{'from_mode'} ne ('0' x 6)) {
2212 $from_mode_oct = oct $diff{'from_mode'};
2213 if (S_ISREG($to_mode_oct)) { # only for regular file
2214 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
2215 }
2216 $from_file_type = file_type($diff{'from_mode'});
2217 }
2218
2219 if ($diff{'status'} eq "A") { # created
2220 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
2221 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
2222 $mode_chng .= "]</span>";
2223 print "<td>";
2224 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2225 hash_base=>$hash, file_name=>$diff{'file'}),
2226 -class => "list"}, esc_path($diff{'file'}));
2227 print "</td>\n";
2228 print "<td>$mode_chng</td>\n";
2229 print "<td class=\"link\">";
2230 if ($action eq 'commitdiff') {
2231 # link to patch
2232 $patchno++;
2233 print $cgi->a({-href => "#patch$patchno"}, "patch");
2234 print " | ";
2235 }
2236 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2237 hash_base=>$hash, file_name=>$diff{'file'})},
2238 "blob") . " | ";
2239 print "</td>\n";
2240
2241 } elsif ($diff{'status'} eq "D") { # deleted
2242 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
2243 print "<td>";
2244 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'from_id'},
2245 hash_base=>$parent, file_name=>$diff{'file'}),
2246 -class => "list"}, esc_path($diff{'file'}));
2247 print "</td>\n";
2248 print "<td>$mode_chng</td>\n";
2249 print "<td class=\"link\">";
2250 if ($action eq 'commitdiff') {
2251 # link to patch
2252 $patchno++;
2253 print $cgi->a({-href => "#patch$patchno"}, "patch");
2254 print " | ";
2255 }
2256 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'from_id'},
2257 hash_base=>$parent, file_name=>$diff{'file'})},
2258 "blob") . " | ";
2259 if ($have_blame) {
2260 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
2261 file_name=>$diff{'file'})},
2262 "blame") . " | ";
2263 }
2264 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
2265 file_name=>$diff{'file'})},
2266 "history");
2267 print "</td>\n";
2268
2269 } elsif ($diff{'status'} eq "M" || $diff{'status'} eq "T") { # modified, or type changed
2270 my $mode_chnge = "";
2271 if ($diff{'from_mode'} != $diff{'to_mode'}) {
2272 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
2273 if ($from_file_type != $to_file_type) {
2274 $mode_chnge .= " from $from_file_type to $to_file_type";
2275 }
2276 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
2277 if ($from_mode_str && $to_mode_str) {
2278 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
2279 } elsif ($to_mode_str) {
2280 $mode_chnge .= " mode: $to_mode_str";
2281 }
2282 }
2283 $mode_chnge .= "]</span>\n";
2284 }
2285 print "<td>";
2286 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2287 hash_base=>$hash, file_name=>$diff{'file'}),
2288 -class => "list"}, esc_path($diff{'file'}));
2289 print "</td>\n";
2290 print "<td>$mode_chnge</td>\n";
2291 print "<td class=\"link\">";
2292 if ($action eq 'commitdiff') {
2293 # link to patch
2294 $patchno++;
2295 print $cgi->a({-href => "#patch$patchno"}, "patch") .
2296 " | ";
2297 } elsif ($diff{'to_id'} ne $diff{'from_id'}) {
2298 # "commit" view and modified file (not onlu mode changed)
2299 print $cgi->a({-href => href(action=>"blobdiff",
2300 hash=>$diff{'to_id'}, hash_parent=>$diff{'from_id'},
2301 hash_base=>$hash, hash_parent_base=>$parent,
2302 file_name=>$diff{'file'})},
2303 "diff") .
2304 " | ";
2305 }
2306 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2307 hash_base=>$hash, file_name=>$diff{'file'})},
2308 "blob") . " | ";
2309 if ($have_blame) {
2310 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
2311 file_name=>$diff{'file'})},
2312 "blame") . " | ";
2313 }
2314 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
2315 file_name=>$diff{'file'})},
2316 "history");
2317 print "</td>\n";
2318
2319 } elsif ($diff{'status'} eq "R" || $diff{'status'} eq "C") { # renamed or copied
2320 my %status_name = ('R' => 'moved', 'C' => 'copied');
2321 my $nstatus = $status_name{$diff{'status'}};
2322 my $mode_chng = "";
2323 if ($diff{'from_mode'} != $diff{'to_mode'}) {
2324 # mode also for directories, so we cannot use $to_mode_str
2325 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
2326 }
2327 print "<td>" .
2328 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
2329 hash=>$diff{'to_id'}, file_name=>$diff{'to_file'}),
2330 -class => "list"}, esc_path($diff{'to_file'})) . "</td>\n" .
2331 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
2332 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
2333 hash=>$diff{'from_id'}, file_name=>$diff{'from_file'}),
2334 -class => "list"}, esc_path($diff{'from_file'})) .
2335 " with " . (int $diff{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
2336 "<td class=\"link\">";
2337 if ($action eq 'commitdiff') {
2338 # link to patch
2339 $patchno++;
2340 print $cgi->a({-href => "#patch$patchno"}, "patch") .
2341 " | ";
2342 } elsif ($diff{'to_id'} ne $diff{'from_id'}) {
2343 # "commit" view and modified file (not only pure rename or copy)
2344 print $cgi->a({-href => href(action=>"blobdiff",
2345 hash=>$diff{'to_id'}, hash_parent=>$diff{'from_id'},
2346 hash_base=>$hash, hash_parent_base=>$parent,
2347 file_name=>$diff{'to_file'}, file_parent=>$diff{'from_file'})},
2348 "diff") .
2349 " | ";
2350 }
2351 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2352 hash_base=>$parent, file_name=>$diff{'to_file'})},
2353 "blob") . " | ";
2354 if ($have_blame) {
2355 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
2356 file_name=>$diff{'to_file'})},
2357 "blame") . " | ";
2358 }
2359 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
2360 file_name=>$diff{'to_file'})},
2361 "history");
2362 print "</td>\n";
2363
2364 } # we should not encounter Unmerged (U) or Unknown (X) status
2365 print "</tr>\n";
2366 }
2367 print "</table>\n";
2368 }
2369
2370 sub git_patchset_body {
2371 my ($fd, $difftree, $hash, $hash_parent) = @_;
2372
2373 my $patch_idx = 0;
2374 my $patch_line;
2375 my $diffinfo;
2376 my (%from, %to);
2377 my ($from_id, $to_id);
2378
2379 print "<div class=\"patchset\">\n";
2380
2381 # skip to first patch
2382 while ($patch_line = <$fd>) {
2383 chomp $patch_line;
2384
2385 last if ($patch_line =~ m/^diff /);
2386 }
2387
2388 PATCH:
2389 while ($patch_line) {
2390 my @diff_header;
2391
2392 # git diff header
2393 #assert($patch_line =~ m/^diff /) if DEBUG;
2394 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
2395 push @diff_header, $patch_line;
2396
2397 # extended diff header
2398 EXTENDED_HEADER:
2399 while ($patch_line = <$fd>) {
2400 chomp $patch_line;
2401
2402 last EXTENDED_HEADER if ($patch_line =~ m/^--- /);
2403
2404 if ($patch_line =~ m/^index ([0-9a-fA-F]{40})..([0-9a-fA-F]{40})/) {
2405 $from_id = $1;
2406 $to_id = $2;
2407 }
2408
2409 push @diff_header, $patch_line;
2410 }
2411 #last PATCH unless $patch_line;
2412 my $last_patch_line = $patch_line;
2413
2414 # check if current patch belong to current raw line
2415 # and parse raw git-diff line if needed
2416 if (defined $diffinfo &&
2417 $diffinfo->{'from_id'} eq $from_id &&
2418 $diffinfo->{'to_id'} eq $to_id) {
2419 # this is split patch
2420 print "<div class=\"patch cont\">\n";
2421 } else {
2422 # advance raw git-diff output if needed
2423 $patch_idx++ if defined $diffinfo;
2424
2425 # read and prepare patch information
2426 if (ref($difftree->[$patch_idx]) eq "HASH") {
2427 # pre-parsed (or generated by hand)
2428 $diffinfo = $difftree->[$patch_idx];
2429 } else {
2430 $diffinfo = parse_difftree_raw_line($difftree->[$patch_idx]);
2431 }
2432 $from{'file'} = $diffinfo->{'from_file'} || $diffinfo->{'file'};
2433 $to{'file'} = $diffinfo->{'to_file'} || $diffinfo->{'file'};
2434 if ($diffinfo->{'status'} ne "A") { # not new (added) file
2435 $from{'href'} = href(action=>"blob", hash_base=>$hash_parent,
2436 hash=>$diffinfo->{'from_id'},
2437 file_name=>$from{'file'});
2438 }
2439 if ($diffinfo->{'status'} ne "D") { # not deleted file
2440 $to{'href'} = href(action=>"blob", hash_base=>$hash,
2441 hash=>$diffinfo->{'to_id'},
2442 file_name=>$to{'file'});
2443 }
2444 # this is first patch for raw difftree line with $patch_idx index
2445 # we index @$difftree array from 0, but number patches from 1
2446 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
2447 }
2448
2449 # print "git diff" header
2450 $patch_line = shift @diff_header;
2451 $patch_line =~ s!^(diff (.*?) )"?a/.*$!$1!;
2452 if ($from{'href'}) {
2453 $patch_line .= $cgi->a({-href => $from{'href'}, -class => "path"},
2454 'a/' . esc_path($from{'file'}));
2455 } else { # file was added
2456 $patch_line .= 'a/' . esc_path($from{'file'});
2457 }
2458 $patch_line .= ' ';
2459 if ($to{'href'}) {
2460 $patch_line .= $cgi->a({-href => $to{'href'}, -class => "path"},
2461 'b/' . esc_path($to{'file'}));
2462 } else { # file was deleted
2463 $patch_line .= 'b/' . esc_path($to{'file'});
2464 }
2465 print "<div class=\"diff header\">$patch_line</div>\n";
2466
2467 # print extended diff header
2468 print "<div class=\"diff extended_header\">\n" if (@diff_header > 0);
2469 EXTENDED_HEADER:
2470 foreach $patch_line (@diff_header) {
2471 # match <path>
2472 if ($patch_line =~ s!^((copy|rename) from ).*$!$1! && $from{'href'}) {
2473 $patch_line .= $cgi->a({-href=>$from{'href'}, -class=>"path"},
2474 esc_path($from{'file'}));
2475 }
2476 if ($patch_line =~ s!^((copy|rename) to ).*$!$1! && $to{'href'}) {
2477 $patch_line = $cgi->a({-href=>$to{'href'}, -class=>"path"},
2478 esc_path($to{'file'}));
2479 }
2480 # match <mode>
2481 if ($patch_line =~ m/\s(\d{6})$/) {
2482 $patch_line .= '<span class="info"> (' .
2483 file_type_long($1) .
2484 ')</span>';
2485 }
2486 # match <hash>
2487 if ($patch_line =~ m/^index/) {
2488 my ($from_link, $to_link);
2489 if ($from{'href'}) {
2490 $from_link = $cgi->a({-href=>$from{'href'}, -class=>"hash"},
2491 substr($diffinfo->{'from_id'},0,7));
2492 } else {
2493 $from_link = '0' x 7;
2494 }
2495 if ($to{'href'}) {
2496 $to_link = $cgi->a({-href=>$to{'href'}, -class=>"hash"},
2497 substr($diffinfo->{'to_id'},0,7));
2498 } else {
2499 $to_link = '0' x 7;
2500 }
2501 #affirm {
2502 # my ($from_hash, $to_hash) =
2503 # ($patch_line =~ m/^index ([0-9a-fA-F]{40})..([0-9a-fA-F]{40})/);
2504 # my ($from_id, $to_id) =
2505 # ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2506 # ($from_hash eq $from_id) && ($to_hash eq $to_id);
2507 #} if DEBUG;
2508 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2509 $patch_line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
2510 }
2511 print $patch_line . "<br/>\n";
2512 }
2513 print "</div>\n" if (@diff_header > 0); # class="diff extended_header"
2514
2515 # from-file/to-file diff header
2516 $patch_line = $last_patch_line;
2517 #assert($patch_line =~ m/^---/) if DEBUG;
2518 if ($from{'href'}) {
2519 $patch_line = '--- a/' .
2520 $cgi->a({-href=>$from{'href'}, -class=>"path"},
2521 esc_path($from{'file'}));
2522 }
2523 print "<div class=\"diff from_file\">$patch_line</div>\n";
2524
2525 $patch_line = <$fd>;
2526 #last PATCH unless $patch_line;
2527 chomp $patch_line;
2528
2529 #assert($patch_line =~ m/^+++/) if DEBUG;
2530 if ($to{'href'}) {
2531 $patch_line = '+++ b/' .
2532 $cgi->a({-href=>$to{'href'}, -class=>"path"},
2533 esc_path($to{'file'}));
2534 }
2535 print "<div class=\"diff to_file\">$patch_line</div>\n";
2536
2537 # the patch itself
2538 LINE:
2539 while ($patch_line = <$fd>) {
2540 chomp $patch_line;
2541
2542 next PATCH if ($patch_line =~ m/^diff /);
2543
2544 print format_diff_line($patch_line, \%from, \%to);
2545 }
2546
2547 } continue {
2548 print "</div>\n"; # class="patch"
2549 }
2550
2551 print "</div>\n"; # class="patchset"
2552 }
2553
2554 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2555
2556 sub git_project_list_body {
2557 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
2558
2559 my ($check_forks) = gitweb_check_feature('forks');
2560
2561 my @projects;
2562 foreach my $pr (@$projlist) {
2563 my (@aa) = git_get_last_activity($pr->{'path'});
2564 unless (@aa) {
2565 next;
2566 }
2567 ($pr->{'age'}, $pr->{'age_string'}) = @aa;
2568 if (!defined $pr->{'descr'}) {
2569 my $descr = git_get_project_description($pr->{'path'}) || "";
2570 $pr->{'descr_long'} = to_utf8($descr);
2571 $pr->{'descr'} = chop_str($descr, 25, 5);
2572 }
2573 if (!defined $pr->{'owner'}) {
2574 $pr->{'owner'} = get_file_owner("$projectroot/$pr->{'path'}") || "";
2575 }
2576 if ($check_forks) {
2577 my $pname = $pr->{'path'};
2578 if (($pname =~ s/\.git$//) &&
2579 ($pname !~ /\/$/) &&
2580 (-d "$projectroot/$pname")) {
2581 $pr->{'forks'} = "-d $projectroot/$pname";
2582 }
2583 else {
2584 $pr->{'forks'} = 0;
2585 }
2586 }
2587 push @projects, $pr;
2588 }
2589
2590 $order ||= "project";
2591 $from = 0 unless defined $from;
2592 $to = $#projects if (!defined $to || $#projects < $to);
2593
2594 print "<table class=\"project_list\">\n";
2595 unless ($no_header) {
2596 print "<tr>\n";
2597 if ($check_forks) {
2598 print "<th></th>\n";
2599 }
2600 if ($order eq "project") {
2601 @projects = sort {$a->{'path'} cmp $b->{'path'}} @projects;
2602 print "<th>Project</th>\n";
2603 } else {
2604 print "<th>" .
2605 $cgi->a({-href => href(project=>undef, order=>'project'),
2606 -class => "header"}, "Project") .
2607 "</th>\n";
2608 }
2609 if ($order eq "descr") {
2610 @projects = sort {$a->{'descr'} cmp $b->{'descr'}} @projects;
2611 print "<th>Description</th>\n";
2612 } else {
2613 print "<th>" .
2614 $cgi->a({-href => href(project=>undef, order=>'descr'),
2615 -class => "header"}, "Description") .
2616 "</th>\n";
2617 }
2618 if ($order eq "owner") {
2619 @projects = sort {$a->{'owner'} cmp $b->{'owner'}} @projects;
2620 print "<th>Owner</th>\n";
2621 } else {
2622 print "<th>" .
2623 $cgi->a({-href => href(project=>undef, order=>'owner'),
2624 -class => "header"}, "Owner") .
2625 "</th>\n";
2626 }
2627 if ($order eq "age") {
2628 @projects = sort {$a->{'age'} <=> $b->{'age'}} @projects;
2629 print "<th>Last Change</th>\n";
2630 } else {
2631 print "<th>" .
2632 $cgi->a({-href => href(project=>undef, order=>'age'),
2633 -class => "header"}, "Last Change") .
2634 "</th>\n";
2635 }
2636 print "<th></th>\n" .
2637 "</tr>\n";
2638 }
2639 my $alternate = 1;
2640 for (my $i = $from; $i <= $to; $i++) {
2641 my $pr = $projects[$i];
2642 if ($alternate) {
2643 print "<tr class=\"dark\">\n";
2644 } else {
2645 print "<tr class=\"light\">\n";
2646 }
2647 $alternate ^= 1;
2648 if ($check_forks) {
2649 print "<td>";
2650 if ($pr->{'forks'}) {
2651 print "<!-- $pr->{'forks'} -->\n";
2652 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "+");
2653 }
2654 print "</td>\n";
2655 }
2656 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
2657 -class => "list"}, esc_html($pr->{'path'})) . "</td>\n" .
2658 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
2659 -class => "list", -title => $pr->{'descr_long'}},
2660 esc_html($pr->{'descr'})) . "</td>\n" .
2661 "<td><i>" . chop_str($pr->{'owner'}, 15) . "</i></td>\n";
2662 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
2663 $pr->{'age_string'} . "</td>\n" .
2664 "<td class=\"link\">" .
2665 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
2666 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
2667 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
2668 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
2669 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
2670 "</td>\n" .
2671 "</tr>\n";
2672 }
2673 if (defined $extra) {
2674 print "<tr>\n";
2675 if ($check_forks) {
2676 print "<td></td>\n";
2677 }
2678 print "<td colspan=\"5\">$extra</td>\n" .
2679 "</tr>\n";
2680 }
2681 print "</table>\n";
2682 }
2683
2684 sub git_shortlog_body {
2685 # uses global variable $project
2686 my ($commitlist, $from, $to, $refs, $extra) = @_;
2687
2688 my $have_snapshot = gitweb_have_snapshot();
2689
2690 $from = 0 unless defined $from;
2691 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
2692
2693 print "<table class=\"shortlog\" cellspacing=\"0\">\n";
2694 my $alternate = 1;
2695 for (my $i = $from; $i <= $to; $i++) {
2696 my %co = %{$commitlist->[$i]};
2697 my $commit = $co{'id'};
2698 my $ref = format_ref_marker($refs, $commit);
2699 if ($alternate) {
2700 print "<tr class=\"dark\">\n";
2701 } else {
2702 print "<tr class=\"light\">\n";
2703 }
2704 $alternate ^= 1;
2705 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
2706 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2707 "<td><i>" . esc_html(chop_str($co{'author_name'}, 10)) . "</i></td>\n" .
2708 "<td>";
2709 print format_subject_html($co{'title'}, $co{'title_short'},
2710 href(action=>"commit", hash=>$commit), $ref);
2711 print "</td>\n" .
2712 "<td class=\"link\">" .
2713 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
2714 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
2715 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
2716 if ($have_snapshot) {
2717 print " | " . $cgi->a({-href => href(action=>"snapshot", hash=>$commit)}, "snapshot");
2718 }
2719 print "</td>\n" .
2720 "</tr>\n";
2721 }
2722 if (defined $extra) {
2723 print "<tr>\n" .
2724 "<td colspan=\"4\">$extra</td>\n" .
2725 "</tr>\n";
2726 }
2727 print "</table>\n";
2728 }
2729
2730 sub git_history_body {
2731 # Warning: assumes constant type (blob or tree) during history
2732 my ($commitlist, $from, $to, $refs, $hash_base, $ftype, $extra) = @_;
2733
2734 $from = 0 unless defined $from;
2735 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
2736
2737 print "<table class=\"history\" cellspacing=\"0\">\n";
2738 my $alternate = 1;
2739 for (my $i = $from; $i <= $to; $i++) {
2740 my %co = %{$commitlist->[$i]};
2741 if (!%co) {
2742 next;
2743 }
2744 my $commit = $co{'id'};
2745
2746 my $ref = format_ref_marker($refs, $commit);
2747
2748 if ($alternate) {
2749 print "<tr class=\"dark\">\n";
2750 } else {
2751 print "<tr class=\"light\">\n";
2752 }
2753 $alternate ^= 1;
2754 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2755 # shortlog uses chop_str($co{'author_name'}, 10)
2756 "<td><i>" . esc_html(chop_str($co{'author_name'}, 15, 3)) . "</i></td>\n" .
2757 "<td>";
2758 # originally git_history used chop_str($co{'title'}, 50)
2759 print format_subject_html($co{'title'}, $co{'title_short'},
2760 href(action=>"commit", hash=>$commit), $ref);
2761 print "</td>\n" .
2762 "<td class=\"link\">" .
2763 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
2764 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
2765
2766 if ($ftype eq 'blob') {
2767 my $blob_current = git_get_hash_by_path($hash_base, $file_name);
2768 my $blob_parent = git_get_hash_by_path($commit, $file_name);
2769 if (defined $blob_current && defined $blob_parent &&
2770 $blob_current ne $blob_parent) {
2771 print " | " .
2772 $cgi->a({-href => href(action=>"blobdiff",
2773 hash=>$blob_current, hash_parent=>$blob_parent,
2774 hash_base=>$hash_base, hash_parent_base=>$commit,
2775 file_name=>$file_name)},
2776 "diff to current");
2777 }
2778 }
2779 print "</td>\n" .
2780 "</tr>\n";
2781 }
2782 if (defined $extra) {
2783 print "<tr>\n" .
2784 "<td colspan=\"4\">$extra</td>\n" .
2785 "</tr>\n";
2786 }
2787 print "</table>\n";
2788 }
2789
2790 sub git_tags_body {
2791 # uses global variable $project
2792 my ($taglist, $from, $to, $extra) = @_;
2793 $from = 0 unless defined $from;
2794 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
2795
2796 print "<table class=\"tags\" cellspacing=\"0\">\n";
2797 my $alternate = 1;
2798 for (my $i = $from; $i <= $to; $i++) {
2799 my $entry = $taglist->[$i];
2800 my %tag = %$entry;
2801 my $comment = $tag{'subject'};
2802 my $comment_short;
2803 if (defined $comment) {
2804 $comment_short = chop_str($comment, 30, 5);
2805 }
2806 if ($alternate) {
2807 print "<tr class=\"dark\">\n";
2808 } else {
2809 print "<tr class=\"light\">\n";
2810 }
2811 $alternate ^= 1;
2812 print "<td><i>$tag{'age'}</i></td>\n" .
2813 "<td>" .
2814 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
2815 -class => "list name"}, esc_html($tag{'name'})) .
2816 "</td>\n" .
2817 "<td>";
2818 if (defined $comment) {
2819 print format_subject_html($comment, $comment_short,
2820 href(action=>"tag", hash=>$tag{'id'}));
2821 }
2822 print "</td>\n" .
2823 "<td class=\"selflink\">";
2824 if ($tag{'type'} eq "tag") {
2825 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
2826 } else {
2827 print "&nbsp;";
2828 }
2829 print "</td>\n" .
2830 "<td class=\"link\">" . " | " .
2831 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
2832 if ($tag{'reftype'} eq "commit") {
2833 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'name'})}, "shortlog") .
2834 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'name'})}, "log");
2835 } elsif ($tag{'reftype'} eq "blob") {
2836 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
2837 }
2838 print "</td>\n" .
2839 "</tr>";
2840 }
2841 if (defined $extra) {
2842 print "<tr>\n" .
2843 "<td colspan=\"5\">$extra</td>\n" .
2844 "</tr>\n";
2845 }
2846 print "</table>\n";
2847 }
2848
2849 sub git_heads_body {
2850 # uses global variable $project
2851 my ($headlist, $head, $from, $to, $extra) = @_;
2852 $from = 0 unless defined $from;
2853 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
2854
2855 print "<table class=\"heads\" cellspacing=\"0\">\n";
2856 my $alternate = 1;
2857 for (my $i = $from; $i <= $to; $i++) {
2858 my $entry = $headlist->[$i];
2859 my %ref = %$entry;
2860 my $curr = $ref{'id'} eq $head;
2861 if ($alternate) {
2862 print "<tr class=\"dark\">\n";
2863 } else {
2864 print "<tr class=\"light\">\n";
2865 }
2866 $alternate ^= 1;
2867 print "<td><i>$ref{'age'}</i></td>\n" .
2868 ($curr ? "<td class=\"current_head\">" : "<td>") .
2869 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'name'}),
2870 -class => "list name"},esc_html($ref{'name'})) .
2871 "</td>\n" .
2872 "<td class=\"link\">" .
2873 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'name'})}, "shortlog") . " | " .
2874 $cgi->a({-href => href(action=>"log", hash=>$ref{'name'})}, "log") . " | " .
2875 $cgi->a({-href => href(action=>"tree", hash=>$ref{'name'}, hash_base=>$ref{'name'})}, "tree") .
2876 "</td>\n" .
2877 "</tr>";
2878 }
2879 if (defined $extra) {
2880 print "<tr>\n" .
2881 "<td colspan=\"3\">$extra</td>\n" .
2882 "</tr>\n";
2883 }
2884 print "</table>\n";
2885 }
2886
2887 sub git_search_grep_body {
2888 my ($commitlist, $from, $to, $extra) = @_;
2889 $from = 0 unless defined $from;
2890 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
2891
2892 print "<table class=\"grep\" cellspacing=\"0\">\n";
2893 my $alternate = 1;
2894 for (my $i = $from; $i <= $to; $i++) {
2895 my %co = %{$commitlist->[$i]};
2896 if (!%co) {
2897 next;
2898 }
2899 my $commit = $co{'id'};
2900 if ($alternate) {
2901 print "<tr class=\"dark\">\n";
2902 } else {
2903 print "<tr class=\"light\">\n";
2904 }
2905 $alternate ^= 1;
2906 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2907 "<td><i>" . esc_html(chop_str($co{'author_name'}, 15, 5)) . "</i></td>\n" .
2908 "<td>" .
2909 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}), -class => "list subject"},
2910 esc_html(chop_str($co{'title'}, 50)) . "<br/>");
2911 my $comment = $co{'comment'};
2912 foreach my $line (@$comment) {
2913 if ($line =~ m/^(.*)($searchtext)(.*)$/i) {
2914 my $lead = esc_html($1) || "";
2915 $lead = chop_str($lead, 30, 10);
2916 my $match = esc_html($2) || "";
2917 my $trail = esc_html($3) || "";
2918 $trail = chop_str($trail, 30, 10);
2919 my $text = "$lead<span class=\"match\">$match</span>$trail";
2920 print chop_str($text, 80, 5) . "<br/>\n";
2921 }
2922 }
2923 print "</td>\n" .
2924 "<td class=\"link\">" .
2925 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
2926 " | " .
2927 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
2928 print "</td>\n" .
2929 "</tr>\n";
2930 }
2931 if (defined $extra) {
2932 print "<tr>\n" .
2933 "<td colspan=\"3\">$extra</td>\n" .
2934 "</tr>\n";
2935 }
2936 print "</table>\n";
2937 }
2938
2939 ## ======================================================================
2940 ## ======================================================================
2941 ## actions
2942
2943 sub git_project_list {
2944 my $order = $cgi->param('o');
2945 if (defined $order && $order !~ m/project|descr|owner|age/) {
2946 die_error(undef, "Unknown order parameter");
2947 }
2948
2949 my @list = git_get_projects_list();
2950 if (!@list) {
2951 die_error(undef, "No projects found");
2952 }
2953
2954 git_header_html();
2955 if (-f $home_text) {
2956 print "<div class=\"index_include\">\n";
2957 open (my $fd, $home_text);
2958 print <$fd>;
2959 close $fd;
2960 print "</div>\n";
2961 }
2962 git_project_list_body(\@list, $order);
2963 git_footer_html();
2964 }
2965
2966 sub git_forks {
2967 my $order = $cgi->param('o');
2968 if (defined $order && $order !~ m/project|descr|owner|age/) {
2969 die_error(undef, "Unknown order parameter");
2970 }
2971
2972 my @list = git_get_projects_list($project);
2973 if (!@list) {
2974 die_error(undef, "No forks found");
2975 }
2976
2977 git_header_html();
2978 git_print_page_nav('','');
2979 git_print_header_div('summary', "$project forks");
2980 git_project_list_body(\@list, $order);
2981 git_footer_html();
2982 }
2983
2984 sub git_project_index {
2985 my @projects = git_get_projects_list($project);
2986
2987 print $cgi->header(
2988 -type => 'text/plain',
2989 -charset => 'utf-8',
2990 -content_disposition => 'inline; filename="index.aux"');
2991
2992 foreach my $pr (@projects) {
2993 if (!exists $pr->{'owner'}) {
2994 $pr->{'owner'} = get_file_owner("$projectroot/$project");
2995 }
2996
2997 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
2998 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
2999 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
3000 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
3001 $path =~ s/ /\+/g;
3002 $owner =~ s/ /\+/g;
3003
3004 print "$path $owner\n";
3005 }
3006 }
3007
3008 sub git_summary {
3009 my $descr = git_get_project_description($project) || "none";
3010 my %co = parse_commit("HEAD");
3011 my %cd = parse_date($co{'committer_epoch'}, $co{'committer_tz'});
3012 my $head = $co{'id'};
3013
3014 my $owner = git_get_project_owner($project);
3015
3016 my $refs = git_get_references();
3017 # These get_*_list functions return one more to allow us to see if
3018 # there are more ...
3019 my @taglist = git_get_tags_list(16);
3020 my @headlist = git_get_heads_list(16);
3021 my @forklist;
3022 my ($check_forks) = gitweb_check_feature('forks');
3023
3024 if ($check_forks) {
3025 @forklist = git_get_projects_list($project);
3026 }
3027
3028 git_header_html();
3029 git_print_page_nav('summary','', $head);
3030
3031 print "<div class=\"title\">&nbsp;</div>\n";
3032 print "<table cellspacing=\"0\">\n" .
3033 "<tr><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
3034 "<tr><td>owner</td><td>$owner</td></tr>\n" .
3035 "<tr><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n";
3036 # use per project git URL list in $projectroot/$project/cloneurl
3037 # or make project git URL from git base URL and project name
3038 my $url_tag = "URL";
3039 my @url_list = git_get_project_url_list($project);
3040 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
3041 foreach my $git_url (@url_list) {
3042 next unless $git_url;
3043 print "<tr><td>$url_tag</td><td>$git_url</td></tr>\n";
3044 $url_tag = "";
3045 }
3046 print "</table>\n";
3047
3048 if (-s "$projectroot/$project/README.html") {
3049 if (open my $fd, "$projectroot/$project/README.html") {
3050 print "<div class=\"title\">readme</div>\n";
3051 print $_ while (<$fd>);
3052 close $fd;
3053 }
3054 }
3055
3056 # we need to request one more than 16 (0..15) to check if
3057 # those 16 are all
3058 my @commitlist = parse_commits($head, 17);
3059 git_print_header_div('shortlog');
3060 git_shortlog_body(\@commitlist, 0, 15, $refs,
3061 $#commitlist <= 15 ? undef :
3062 $cgi->a({-href => href(action=>"shortlog")}, "..."));
3063
3064 if (@taglist) {
3065 git_print_header_div('tags');
3066 git_tags_body(\@taglist, 0, 15,
3067 $#taglist <= 15 ? undef :
3068 $cgi->a({-href => href(action=>"tags")}, "..."));
3069 }
3070
3071 if (@headlist) {
3072 git_print_header_div('heads');
3073 git_heads_body(\@headlist, $head, 0, 15,
3074 $#headlist <= 15 ? undef :
3075 $cgi->a({-href => href(action=>"heads")}, "..."));
3076 }
3077
3078 if (@forklist) {
3079 git_print_header_div('forks');
3080 git_project_list_body(\@forklist, undef, 0, 15,
3081 $#forklist <= 15 ? undef :
3082 $cgi->a({-href => href(action=>"forks")}, "..."),
3083 'noheader');
3084 }
3085
3086 git_footer_html();
3087 }
3088
3089 sub git_tag {
3090 my $head = git_get_head_hash($project);
3091 git_header_html();
3092 git_print_page_nav('','', $head,undef,$head);
3093 my %tag = parse_tag($hash);
3094 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
3095 print "<div class=\"title_text\">\n" .
3096 "<table cellspacing=\"0\">\n" .
3097 "<tr>\n" .
3098 "<td>object</td>\n" .
3099 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
3100 $tag{'object'}) . "</td>\n" .
3101 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
3102 $tag{'type'}) . "</td>\n" .
3103 "</tr>\n";
3104 if (defined($tag{'author'})) {
3105 my %ad = parse_date($tag{'epoch'}, $tag{'tz'});
3106 print "<tr><td>author</td><td>" . esc_html($tag{'author'}) . "</td></tr>\n";
3107 print "<tr><td></td><td>" . $ad{'rfc2822'} .
3108 sprintf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}) .
3109 "</td></tr>\n";
3110 }
3111 print "</table>\n\n" .
3112 "</div>\n";
3113 print "<div class=\"page_body\">";
3114 my $comment = $tag{'comment'};
3115 foreach my $line (@$comment) {
3116 chomp $line;
3117 print esc_html($line, -nbsp=>1) . "<br/>\n";
3118 }
3119 print "</div>\n";
3120 git_footer_html();
3121 }
3122
3123 sub git_blame2 {
3124 my $fd;
3125 my $ftype;
3126
3127 my ($have_blame) = gitweb_check_feature('blame');
3128 if (!$have_blame) {
3129 die_error('403 Permission denied', "Permission denied");
3130 }
3131 die_error('404 Not Found', "File name not defined") if (!$file_name);
3132 $hash_base ||= git_get_head_hash($project);
3133 die_error(undef, "Couldn't find base commit") unless ($hash_base);
3134 my %co = parse_commit($hash_base)
3135 or die_error(undef, "Reading commit failed");
3136 if (!defined $hash) {
3137 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
3138 or die_error(undef, "Error looking up file");
3139 }
3140 $ftype = git_get_type($hash);
3141 if ($ftype !~ "blob") {
3142 die_error("400 Bad Request", "Object is not a blob");
3143 }
3144 open ($fd, "-|", git_cmd(), "blame", '-p', '--',
3145 $file_name, $hash_base)
3146 or die_error(undef, "Open git-blame failed");
3147 git_header_html();
3148 my $formats_nav =
3149 $cgi->a({-href => href(action=>"blob", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
3150 "blob") .
3151 " | " .
3152 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
3153 "history") .
3154 " | " .
3155 $cgi->a({-href => href(action=>"blame", file_name=>$file_name)},
3156 "HEAD");
3157 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
3158 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
3159 git_print_page_path($file_name, $ftype, $hash_base);
3160 my @rev_color = (qw(light2 dark2));
3161 my $num_colors = scalar(@rev_color);
3162 my $current_color = 0;
3163 my $last_rev;
3164 print <<HTML;
3165 <div class="page_body">
3166 <table class="blame">
3167 <tr><th>Commit</th><th>Line</th><th>Data</th></tr>
3168 HTML
3169 my %metainfo = ();
3170 while (1) {
3171 $_ = <$fd>;
3172 last unless defined $_;
3173 my ($full_rev, $orig_lineno, $lineno, $group_size) =
3174 /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/;
3175 if (!exists $metainfo{$full_rev}) {
3176 $metainfo{$full_rev} = {};
3177 }
3178 my $meta = $metainfo{$full_rev};
3179 while (<$fd>) {
3180 last if (s/^\t//);
3181 if (/^(\S+) (.*)$/) {
3182 $meta->{$1} = $2;
3183 }
3184 }
3185 my $data = $_;
3186 chomp $data;
3187 my $rev = substr($full_rev, 0, 8);
3188 my $author = $meta->{'author'};
3189 my %date = parse_date($meta->{'author-time'},
3190 $meta->{'author-tz'});
3191 my $date = $date{'iso-tz'};
3192 if ($group_size) {
3193 $current_color = ++$current_color % $num_colors;
3194 }
3195 print "<tr class=\"$rev_color[$current_color]\">\n";
3196 if ($group_size) {
3197 print "<td class=\"sha1\"";
3198 print " title=\"". esc_html($author) . ", $date\"";
3199 print " rowspan=\"$group_size\"" if ($group_size > 1);
3200 print ">";
3201 print $cgi->a({-href => href(action=>"commit",
3202 hash=>$full_rev,
3203 file_name=>$file_name)},
3204 esc_html($rev));
3205 print "</td>\n";
3206 }
3207 my $blamed = href(action => 'blame',
3208 file_name => $meta->{'filename'},
3209 hash_base => $full_rev);
3210 print "<td class=\"linenr\">";
3211 print $cgi->a({ -href => "$blamed#l$orig_lineno",
3212 -id => "l$lineno",
3213 -class => "linenr" },
3214 esc_html($lineno));
3215 print "</td>";
3216 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
3217 print "</tr>\n";
3218 }
3219 print "</table>\n";
3220 print "</div>";
3221 close $fd
3222 or print "Reading blob failed\n";
3223 git_footer_html();
3224 }
3225
3226 sub git_blame {
3227 my $fd;
3228
3229 my ($have_blame) = gitweb_check_feature('blame');
3230 if (!$have_blame) {
3231 die_error('403 Permission denied', "Permission denied");
3232 }
3233 die_error('404 Not Found', "File name not defined") if (!$file_name);
3234 $hash_base ||= git_get_head_hash($project);
3235 die_error(undef, "Couldn't find base commit") unless ($hash_base);
3236 my %co = parse_commit($hash_base)
3237 or die_error(undef, "Reading commit failed");
3238 if (!defined $hash) {
3239 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
3240 or die_error(undef, "Error lookup file");
3241 }
3242 open ($fd, "-|", git_cmd(), "annotate", '-l', '-t', '-r', $file_name, $hash_base)
3243 or die_error(undef, "Open git-annotate failed");
3244 git_header_html();
3245 my $formats_nav =
3246 $cgi->a({-href => href(action=>"blob", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
3247 "blob") .
3248 " | " .
3249 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
3250 "history") .
3251 " | " .
3252 $cgi->a({-href => href(action=>"blame", file_name=>$file_name)},
3253 "HEAD");
3254 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
3255 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
3256 git_print_page_path($file_name, 'blob', $hash_base);
3257 print "<div class=\"page_body\">\n";
3258 print <<HTML;
3259 <table class="blame">
3260 <tr>
3261 <th>Commit</th>
3262 <th>Age</th>
3263 <th>Author</th>
3264 <th>Line</th>
3265 <th>Data</th>
3266 </tr>
3267 HTML
3268 my @line_class = (qw(light dark));
3269 my $line_class_len = scalar (@line_class);
3270 my $line_class_num = $#line_class;
3271 while (my $line = <$fd>) {
3272 my $long_rev;
3273 my $short_rev;
3274 my $author;
3275 my $time;
3276 my $lineno;
3277 my $data;
3278 my $age;
3279 my $age_str;
3280 my $age_class;
3281
3282 chomp $line;
3283 $line_class_num = ($line_class_num + 1) % $line_class_len;
3284
3285 if ($line =~ m/^([0-9a-fA-F]{40})\t\(\s*([^\t]+)\t(\d+) [+-]\d\d\d\d\t(\d+)\)(.*)$/) {
3286 $long_rev = $1;
3287 $author = $2;
3288 $time = $3;
3289 $lineno = $4;
3290 $data = $5;
3291 } else {
3292 print qq( <tr><td colspan="5" class="error">Unable to parse: $line</td></tr>\n);
3293 next;
3294 }
3295 $short_rev = substr ($long_rev, 0, 8);
3296 $age = time () - $time;
3297 $age_str = age_string ($age);
3298 $age_str =~ s/ /&nbsp;/g;
3299 $age_class = age_class($age);
3300 $author = esc_html ($author);
3301 $author =~ s/ /&nbsp;/g;
3302
3303 $data = untabify($data);
3304 $data = esc_html ($data);
3305
3306 print <<HTML;
3307 <tr class="$line_class[$line_class_num]">
3308 <td class="sha1"><a href="${\href (action=>"commit", hash=>$long_rev)}" class="text">$short_rev..</a></td>
3309 <td class="$age_class">$age_str</td>
3310 <td>$author</td>
3311 <td class="linenr"><a id="$lineno" href="#$lineno" class="linenr">$lineno</a></td>
3312 <td class="pre">$data</td>
3313 </tr>
3314 HTML
3315 } # while (my $line = <$fd>)
3316 print "</table>\n\n";
3317 close $fd
3318 or print "Reading blob failed.\n";
3319 print "</div>";
3320 git_footer_html();
3321 }
3322
3323 sub git_tags {
3324 my $head = git_get_head_hash($project);
3325 git_header_html();
3326 git_print_page_nav('','', $head,undef,$head);
3327 git_print_header_div('summary', $project);
3328
3329 my @tagslist = git_get_tags_list();
3330 if (@tagslist) {
3331 git_tags_body(\@tagslist);
3332 }
3333 git_footer_html();
3334 }
3335
3336 sub git_heads {
3337 my $head = git_get_head_hash($project);
3338 git_header_html();
3339 git_print_page_nav('','', $head,undef,$head);
3340 git_print_header_div('summary', $project);
3341
3342 my @headslist = git_get_heads_list();
3343 if (@headslist) {
3344 git_heads_body(\@headslist, $head);
3345 }
3346 git_footer_html();
3347 }
3348
3349 sub git_blob_plain {
3350 my $expires;
3351
3352 if (!defined $hash) {
3353 if (defined $file_name) {
3354 my $base = $hash_base || git_get_head_hash($project);
3355 $hash = git_get_hash_by_path($base, $file_name, "blob")
3356 or die_error(undef, "Error lookup file");
3357 } else {
3358 die_error(undef, "No file name defined");
3359 }
3360 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
3361 # blobs defined by non-textual hash id's can be cached
3362 $expires = "+1d";
3363 }
3364
3365 my $type = shift;
3366 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
3367 or die_error(undef, "Couldn't cat $file_name, $hash");
3368
3369 $type ||= blob_mimetype($fd, $file_name);
3370
3371 # save as filename, even when no $file_name is given
3372 my $save_as = "$hash";
3373 if (defined $file_name) {
3374 $save_as = $file_name;
3375 } elsif ($type =~ m/^text\//) {
3376 $save_as .= '.txt';
3377 }
3378
3379 print $cgi->header(
3380 -type => "$type",
3381 -expires=>$expires,
3382 -content_disposition => 'inline; filename="' . "$save_as" . '"');
3383 undef $/;
3384 binmode STDOUT, ':raw';
3385 print <$fd>;
3386 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
3387 $/ = "\n";
3388 close $fd;
3389 }
3390
3391 sub git_blob {
3392 my $expires;
3393
3394 if (!defined $hash) {
3395 if (defined $file_name) {
3396 my $base = $hash_base || git_get_head_hash($project);
3397 $hash = git_get_hash_by_path($base, $file_name, "blob")
3398 or die_error(undef, "Error lookup file");
3399 } else {
3400 die_error(undef, "No file name defined");
3401 }
3402 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
3403 # blobs defined by non-textual hash id's can be cached
3404 $expires = "+1d";
3405 }
3406
3407 my ($have_blame) = gitweb_check_feature('blame');
3408 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
3409 or die_error(undef, "Couldn't cat $file_name, $hash");
3410 my $mimetype = blob_mimetype($fd, $file_name);
3411 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)!) {
3412 close $fd;
3413 return git_blob_plain($mimetype);
3414 }
3415 # we can have blame only for text/* mimetype
3416 $have_blame &&= ($mimetype =~ m!^text/!);
3417
3418 git_header_html(undef, $expires);
3419 my $formats_nav = '';
3420 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
3421 if (defined $file_name) {
3422 if ($have_blame) {
3423 $formats_nav .=
3424 $cgi->a({-href => href(action=>"blame", hash_base=>$hash_base,
3425 hash=>$hash, file_name=>$file_name)},
3426 "blame") .
3427 " | ";
3428 }
3429 $formats_nav .=
3430 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
3431 hash=>$hash, file_name=>$file_name)},
3432 "history") .
3433 " | " .
3434 $cgi->a({-href => href(action=>"blob_plain",
3435 hash=>$hash, file_name=>$file_name)},
3436 "raw") .
3437 " | " .
3438 $cgi->a({-href => href(action=>"blob",
3439 hash_base=>"HEAD", file_name=>$file_name)},
3440 "HEAD");
3441 } else {
3442 $formats_nav .=
3443 $cgi->a({-href => href(action=>"blob_plain", hash=>$hash)}, "raw");
3444 }
3445 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
3446 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
3447 } else {
3448 print "<div class=\"page_nav\">\n" .
3449 "<br/><br/></div>\n" .
3450 "<div class=\"title\">$hash</div>\n";
3451 }
3452 git_print_page_path($file_name, "blob", $hash_base);
3453 print "<div class=\"page_body\">\n";
3454 if ($mimetype =~ m!^text/!) {
3455 my $nr;
3456 while (my $line = <$fd>) {
3457 chomp $line;
3458 $nr++;
3459 $line = untabify($line);
3460 printf "<div class=\"pre\"><a id=\"l%i\" href=\"#l%i\" class=\"linenr\">%4i</a> %s</div>\n",
3461 $nr, $nr, $nr, esc_html($line, -nbsp=>1);
3462 }
3463 } elsif ($mimetype =~ m!^image/!) {
3464 print qq!<img type="$mimetype"!;
3465 if ($file_name) {
3466 print qq! alt="$file_name" title="$file_name"!;
3467 }
3468 print qq! src="! .
3469 href(action=>"blob_plain", hash=>$hash,
3470 hash_base=>$hash_base, file_name=>$file_name) .
3471 qq!" />\n!;
3472 }
3473 close $fd
3474 or print "Reading blob failed.\n";
3475 print "</div>";
3476 git_footer_html();
3477 }
3478
3479 sub git_tree {
3480 my $have_snapshot = gitweb_have_snapshot();
3481
3482 if (!defined $hash_base) {
3483 $hash_base = "HEAD";
3484 }
3485 if (!defined $hash) {
3486 if (defined $file_name) {
3487 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
3488 } else {
3489 $hash = $hash_base;
3490 }
3491 }
3492 $/ = "\0";
3493 open my $fd, "-|", git_cmd(), "ls-tree", '-z', $hash
3494 or die_error(undef, "Open git-ls-tree failed");
3495 my @entries = map { chomp; $_ } <$fd>;
3496 close $fd or die_error(undef, "Reading tree failed");
3497 $/ = "\n";
3498
3499 my $refs = git_get_references();
3500 my $ref = format_ref_marker($refs, $hash_base);
3501 git_header_html();
3502 my $basedir = '';
3503 my ($have_blame) = gitweb_check_feature('blame');
3504 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
3505 my @views_nav = ();
3506 if (defined $file_name) {
3507 push @views_nav,
3508 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
3509 hash=>$hash, file_name=>$file_name)},
3510 "history"),
3511 $cgi->a({-href => href(action=>"tree",
3512 hash_base=>"HEAD", file_name=>$file_name)},
3513 "HEAD"),
3514 }
3515 if ($have_snapshot) {
3516 # FIXME: Should be available when we have no hash base as well.
3517 push @views_nav,
3518 $cgi->a({-href => href(action=>"snapshot", hash=>$hash)},
3519 "snapshot");
3520 }
3521 git_print_page_nav('tree','', $hash_base, undef, undef, join(' | ', @views_nav));
3522 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
3523 } else {
3524 undef $hash_base;
3525 print "<div class=\"page_nav\">\n";
3526 print "<br/><br/></div>\n";
3527 print "<div class=\"title\">$hash</div>\n";
3528 }
3529 if (defined $file_name) {
3530 $basedir = $file_name;
3531 if ($basedir ne '' && substr($basedir, -1) ne '/') {
3532 $basedir .= '/';
3533 }
3534 }
3535 git_print_page_path($file_name, 'tree', $hash_base);
3536 print "<div class=\"page_body\">\n";
3537 print "<table cellspacing=\"0\">\n";
3538 my $alternate = 1;
3539 # '..' (top directory) link if possible
3540 if (defined $hash_base &&
3541 defined $file_name && $file_name =~ m![^/]+$!) {
3542 if ($alternate) {
3543 print "<tr class=\"dark\">\n";
3544 } else {
3545 print "<tr class=\"light\">\n";
3546 }
3547 $alternate ^= 1;
3548
3549 my $up = $file_name;
3550 $up =~ s!/?[^/]+$!!;
3551 undef $up unless $up;
3552 # based on git_print_tree_entry
3553 print '<td class="mode">' . mode_str('040000') . "</td>\n";
3554 print '<td class="list">';
3555 print $cgi->a({-href => href(action=>"tree", hash_base=>$hash_base,
3556 file_name=>$up)},
3557 "..");
3558 print "</td>\n";
3559 print "<td class=\"link\"></td>\n";
3560
3561 print "</tr>\n";
3562 }
3563 foreach my $line (@entries) {
3564 my %t = parse_ls_tree_line($line, -z => 1);
3565
3566 if ($alternate) {
3567 print "<tr class=\"dark\">\n";
3568 } else {
3569 print "<tr class=\"light\">\n";
3570 }
3571 $alternate ^= 1;
3572
3573 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
3574
3575 print "</tr>\n";
3576 }
3577 print "</table>\n" .
3578 "</div>";
3579 git_footer_html();
3580 }
3581
3582 sub git_snapshot {
3583 my ($ctype, $suffix, $command) = gitweb_check_feature('snapshot');
3584 my $have_snapshot = (defined $ctype && defined $suffix);
3585 if (!$have_snapshot) {
3586 die_error('403 Permission denied', "Permission denied");
3587 }
3588
3589 if (!defined $hash) {
3590 $hash = git_get_head_hash($project);
3591 }
3592
3593 my $filename = basename($project) . "-$hash.tar.$suffix";
3594
3595 print $cgi->header(
3596 -type => "application/$ctype",
3597 -content_disposition => 'inline; filename="' . "$filename" . '"',
3598 -status => '200 OK');
3599
3600 my $git = git_cmd_str();
3601 my $name = $project;
3602 $name =~ s/\047/\047\\\047\047/g;
3603 open my $fd, "-|",
3604 "$git archive --format=tar --prefix=\'$name\'/ $hash | $command"
3605 or die_error(undef, "Execute git-tar-tree failed.");
3606 binmode STDOUT, ':raw';
3607 print <$fd>;
3608 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
3609 close $fd;
3610
3611 }
3612
3613 sub git_log {
3614 my $head = git_get_head_hash($project);
3615 if (!defined $hash) {
3616 $hash = $head;
3617 }
3618 if (!defined $page) {
3619 $page = 0;
3620 }
3621 my $refs = git_get_references();
3622
3623 my @commitlist = parse_commits($hash, 101, (100 * $page));
3624
3625 my $paging_nav = format_paging_nav('log', $hash, $head, $page, (100 * ($page+1)));
3626
3627 git_header_html();
3628 git_print_page_nav('log','', $hash,undef,undef, $paging_nav);
3629
3630 if (!@commitlist) {
3631 my %co = parse_commit($hash);
3632
3633 git_print_header_div('summary', $project);
3634 print "<div class=\"page_body\"> Last change $co{'age_string'}.<br/><br/></div>\n";
3635 }
3636 my $to = ($#commitlist >= 99) ? (99) : ($#commitlist);
3637 for (my $i = 0; $i <= $to; $i++) {
3638 my %co = %{$commitlist[$i]};
3639 next if !%co;
3640 my $commit = $co{'id'};
3641 my $ref = format_ref_marker($refs, $commit);
3642 my %ad = parse_date($co{'author_epoch'});
3643 git_print_header_div('commit',
3644 "<span class=\"age\">$co{'age_string'}</span>" .
3645 esc_html($co{'title'}) . $ref,
3646 $commit);
3647 print "<div class=\"title_text\">\n" .
3648 "<div class=\"log_link\">\n" .
3649 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
3650 " | " .
3651 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
3652 " | " .
3653 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
3654 "<br/>\n" .
3655 "</div>\n" .
3656 "<i>" . esc_html($co{'author_name'}) . " [$ad{'rfc2822'}]</i><br/>\n" .
3657 "</div>\n";
3658
3659 print "<div class=\"log_body\">\n";
3660 git_print_log($co{'comment'}, -final_empty_line=> 1);
3661 print "</div>\n";
3662 }
3663 if ($#commitlist >= 100) {
3664 print "<div class=\"page_nav\">\n";
3665 print $cgi->a({-href => href(action=>"log", hash=>$hash, page=>$page+1),
3666 -accesskey => "n", -title => "Alt-n"}, "next");
3667 print "</div>\n";
3668 }
3669 git_footer_html();
3670 }
3671
3672 sub git_commit {
3673 $hash ||= $hash_base || "HEAD";
3674 my %co = parse_commit($hash);
3675 if (!%co) {
3676 die_error(undef, "Unknown commit object");
3677 }
3678 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
3679 my %cd = parse_date($co{'committer_epoch'}, $co{'committer_tz'});
3680
3681 my $parent = $co{'parent'};
3682 my $parents = $co{'parents'}; # listref
3683
3684 # we need to prepare $formats_nav before any parameter munging
3685 my $formats_nav;
3686 if (!defined $parent) {
3687 # --root commitdiff
3688 $formats_nav .= '(initial)';
3689 } elsif (@$parents == 1) {
3690 # single parent commit
3691 $formats_nav .=
3692 '(parent: ' .
3693 $cgi->a({-href => href(action=>"commit",
3694 hash=>$parent)},
3695 esc_html(substr($parent, 0, 7))) .
3696 ')';
3697 } else {
3698 # merge commit
3699 $formats_nav .=
3700 '(merge: ' .
3701 join(' ', map {
3702 $cgi->a({-href => href(action=>"commitdiff",
3703 hash=>$_)},
3704 esc_html(substr($_, 0, 7)));
3705 } @$parents ) .
3706 ')';
3707 }
3708
3709 if (!defined $parent) {
3710 $parent = "--root";
3711 }
3712 my @difftree;
3713 if (@$parents <= 1) {
3714 # difftree output is not printed for merges
3715 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
3716 @diff_opts, $parent, $hash, "--"
3717 or die_error(undef, "Open git-diff-tree failed");
3718 @difftree = map { chomp; $_ } <$fd>;
3719 close $fd or die_error(undef, "Reading git-diff-tree failed");
3720 }
3721
3722 # non-textual hash id's can be cached
3723 my $expires;
3724 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
3725 $expires = "+1d";
3726 }
3727 my $refs = git_get_references();
3728 my $ref = format_ref_marker($refs, $co{'id'});
3729
3730 my $have_snapshot = gitweb_have_snapshot();
3731
3732 git_header_html(undef, $expires);
3733 git_print_page_nav('commit', '',
3734 $hash, $co{'tree'}, $hash,
3735 $formats_nav);
3736
3737 if (defined $co{'parent'}) {
3738 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
3739 } else {
3740 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
3741 }
3742 print "<div class=\"title_text\">\n" .
3743 "<table cellspacing=\"0\">\n";
3744 print "<tr><td>author</td><td>" . esc_html($co{'author'}) . "</td></tr>\n".
3745 "<tr>" .
3746 "<td></td><td> $ad{'rfc2822'}";
3747 if ($ad{'hour_local'} < 6) {
3748 printf(" (<span class=\"atnight\">%02d:%02d</span> %s)",
3749 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
3750 } else {
3751 printf(" (%02d:%02d %s)",
3752 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
3753 }
3754 print "</td>" .
3755 "</tr>\n";
3756 print "<tr><td>committer</td><td>" . esc_html($co{'committer'}) . "</td></tr>\n";
3757 print "<tr><td></td><td> $cd{'rfc2822'}" .
3758 sprintf(" (%02d:%02d %s)", $cd{'hour_local'}, $cd{'minute_local'}, $cd{'tz_local'}) .
3759 "</td></tr>\n";
3760 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n";
3761 print "<tr>" .
3762 "<td>tree</td>" .
3763 "<td class=\"sha1\">" .
3764 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
3765 class => "list"}, $co{'tree'}) .
3766 "</td>" .
3767 "<td class=\"link\">" .
3768 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
3769 "tree");
3770 if ($have_snapshot) {
3771 print " | " .
3772 $cgi->a({-href => href(action=>"snapshot", hash=>$hash)}, "snapshot");
3773 }
3774 print "</td>" .
3775 "</tr>\n";
3776
3777 foreach my $par (@$parents) {
3778 print "<tr>" .
3779 "<td>parent</td>" .
3780 "<td class=\"sha1\">" .
3781 $cgi->a({-href => href(action=>"commit", hash=>$par),
3782 class => "list"}, $par) .
3783 "</td>" .
3784 "<td class=\"link\">" .
3785 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
3786 " | " .
3787 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
3788 "</td>" .
3789 "</tr>\n";
3790 }
3791 print "</table>".
3792 "</div>\n";
3793
3794 print "<div class=\"page_body\">\n";
3795 git_print_log($co{'comment'});
3796 print "</div>\n";
3797
3798 if (@$parents <= 1) {
3799 # do not output difftree/whatchanged for merges
3800 git_difftree_body(\@difftree, $hash, $parent);
3801 }
3802
3803 git_footer_html();
3804 }
3805
3806 sub git_object {
3807 # object is defined by:
3808 # - hash or hash_base alone
3809 # - hash_base and file_name
3810 my $type;
3811
3812 # - hash or hash_base alone
3813 if ($hash || ($hash_base && !defined $file_name)) {
3814 my $object_id = $hash || $hash_base;
3815
3816 my $git_command = git_cmd_str();
3817 open my $fd, "-|", "$git_command cat-file -t $object_id 2>/dev/null"
3818 or die_error('404 Not Found', "Object does not exist");
3819 $type = <$fd>;
3820 chomp $type;
3821 close $fd
3822 or die_error('404 Not Found', "Object does not exist");
3823
3824 # - hash_base and file_name
3825 } elsif ($hash_base && defined $file_name) {
3826 $file_name =~ s,/+$,,;
3827
3828 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
3829 or die_error('404 Not Found', "Base object does not exist");
3830
3831 # here errors should not hapen
3832 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
3833 or die_error(undef, "Open git-ls-tree failed");
3834 my $line = <$fd>;
3835 close $fd;
3836
3837 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
3838 unless ($line && $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/) {
3839 die_error('404 Not Found', "File or directory for given base does not exist");
3840 }
3841 $type = $2;
3842 $hash = $3;
3843 } else {
3844 die_error('404 Not Found', "Not enough information to find object");
3845 }
3846
3847 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
3848 hash=>$hash, hash_base=>$hash_base,
3849 file_name=>$file_name),
3850 -status => '302 Found');
3851 }
3852
3853 sub git_blobdiff {
3854 my $format = shift || 'html';
3855
3856 my $fd;
3857 my @difftree;
3858 my %diffinfo;
3859 my $expires;
3860
3861 # preparing $fd and %diffinfo for git_patchset_body
3862 # new style URI
3863 if (defined $hash_base && defined $hash_parent_base) {
3864 if (defined $file_name) {
3865 # read raw output
3866 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
3867 $hash_parent_base, $hash_base,
3868 "--", $file_name
3869 or die_error(undef, "Open git-diff-tree failed");
3870 @difftree = map { chomp; $_ } <$fd>;
3871 close $fd
3872 or die_error(undef, "Reading git-diff-tree failed");
3873 @difftree
3874 or die_error('404 Not Found', "Blob diff not found");
3875
3876 } elsif (defined $hash &&
3877 $hash =~ /[0-9a-fA-F]{40}/) {
3878 # try to find filename from $hash
3879
3880 # read filtered raw output
3881 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
3882 $hash_parent_base, $hash_base, "--"
3883 or die_error(undef, "Open git-diff-tree failed");
3884 @difftree =
3885 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
3886 # $hash == to_id
3887 grep { /^:[0-7]{6} [0-7]{6} [0-9a-fA-F]{40} $hash/ }
3888 map { chomp; $_ } <$fd>;
3889 close $fd
3890 or die_error(undef, "Reading git-diff-tree failed");
3891 @difftree
3892 or die_error('404 Not Found', "Blob diff not found");
3893
3894 } else {
3895 die_error('404 Not Found', "Missing one of the blob diff parameters");
3896 }
3897
3898 if (@difftree > 1) {
3899 die_error('404 Not Found', "Ambiguous blob diff specification");
3900 }
3901
3902 %diffinfo = parse_difftree_raw_line($difftree[0]);
3903 $file_parent ||= $diffinfo{'from_file'} || $file_name || $diffinfo{'file'};
3904 $file_name ||= $diffinfo{'to_file'} || $diffinfo{'file'};
3905
3906 $hash_parent ||= $diffinfo{'from_id'};
3907 $hash ||= $diffinfo{'to_id'};
3908
3909 # non-textual hash id's can be cached
3910 if ($hash_base =~ m/^[0-9a-fA-F]{40}$/ &&
3911 $hash_parent_base =~ m/^[0-9a-fA-F]{40}$/) {
3912 $expires = '+1d';
3913 }
3914
3915 # open patch output
3916 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
3917 '-p', $hash_parent_base, $hash_base,
3918 "--", $file_name
3919 or die_error(undef, "Open git-diff-tree failed");
3920 }
3921
3922 # old/legacy style URI
3923 if (!%diffinfo && # if new style URI failed
3924 defined $hash && defined $hash_parent) {
3925 # fake git-diff-tree raw output
3926 $diffinfo{'from_mode'} = $diffinfo{'to_mode'} = "blob";
3927 $diffinfo{'from_id'} = $hash_parent;
3928 $diffinfo{'to_id'} = $hash;
3929 if (defined $file_name) {
3930 if (defined $file_parent) {
3931 $diffinfo{'status'} = '2';
3932 $diffinfo{'from_file'} = $file_parent;
3933 $diffinfo{'to_file'} = $file_name;
3934 } else { # assume not renamed
3935 $diffinfo{'status'} = '1';
3936 $diffinfo{'from_file'} = $file_name;
3937 $diffinfo{'to_file'} = $file_name;
3938 }
3939 } else { # no filename given
3940 $diffinfo{'status'} = '2';
3941 $diffinfo{'from_file'} = $hash_parent;
3942 $diffinfo{'to_file'} = $hash;
3943 }
3944
3945 # non-textual hash id's can be cached
3946 if ($hash =~ m/^[0-9a-fA-F]{40}$/ &&
3947 $hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
3948 $expires = '+1d';
3949 }
3950
3951 # open patch output
3952 open $fd, "-|", git_cmd(), "diff", '-p', @diff_opts,
3953 $hash_parent, $hash, "--"
3954 or die_error(undef, "Open git-diff failed");
3955 } else {
3956 die_error('404 Not Found', "Missing one of the blob diff parameters")
3957 unless %diffinfo;
3958 }
3959
3960 # header
3961 if ($format eq 'html') {
3962 my $formats_nav =
3963 $cgi->a({-href => href(action=>"blobdiff_plain",
3964 hash=>$hash, hash_parent=>$hash_parent,
3965 hash_base=>$hash_base, hash_parent_base=>$hash_parent_base,
3966 file_name=>$file_name, file_parent=>$file_parent)},
3967 "raw");
3968 git_header_html(undef, $expires);
3969 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
3970 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
3971 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
3972 } else {
3973 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
3974 print "<div class=\"title\">$hash vs $hash_parent</div>\n";
3975 }
3976 if (defined $file_name) {
3977 git_print_page_path($file_name, "blob", $hash_base);
3978 } else {
3979 print "<div class=\"page_path\"></div>\n";
3980 }
3981
3982 } elsif ($format eq 'plain') {
3983 print $cgi->header(
3984 -type => 'text/plain',
3985 -charset => 'utf-8',
3986 -expires => $expires,
3987 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
3988
3989 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
3990
3991 } else {
3992 die_error(undef, "Unknown blobdiff format");
3993 }
3994
3995 # patch
3996 if ($format eq 'html') {
3997 print "<div class=\"page_body\">\n";
3998
3999 git_patchset_body($fd, [ \%diffinfo ], $hash_base, $hash_parent_base);
4000 close $fd;
4001
4002 print "</div>\n"; # class="page_body"
4003 git_footer_html();
4004
4005 } else {
4006 while (my $line = <$fd>) {
4007 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
4008 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
4009
4010 print $line;
4011
4012 last if $line =~ m!^\+\+\+!;
4013 }
4014 local $/ = undef;
4015 print <$fd>;
4016 close $fd;
4017 }
4018 }
4019
4020 sub git_blobdiff_plain {
4021 git_blobdiff('plain');
4022 }
4023
4024 sub git_commitdiff {
4025 my $format = shift || 'html';
4026 $hash ||= $hash_base || "HEAD";
4027 my %co = parse_commit($hash);
4028 if (!%co) {
4029 die_error(undef, "Unknown commit object");
4030 }
4031
4032 # we need to prepare $formats_nav before any parameter munging
4033 my $formats_nav;
4034 if ($format eq 'html') {
4035 $formats_nav =
4036 $cgi->a({-href => href(action=>"commitdiff_plain",
4037 hash=>$hash, hash_parent=>$hash_parent)},
4038 "raw");
4039
4040 if (defined $hash_parent) {
4041 # commitdiff with two commits given
4042 my $hash_parent_short = $hash_parent;
4043 if ($hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
4044 $hash_parent_short = substr($hash_parent, 0, 7);
4045 }
4046 $formats_nav .=
4047 ' (from: ' .
4048 $cgi->a({-href => href(action=>"commitdiff",
4049 hash=>$hash_parent)},
4050 esc_html($hash_parent_short)) .
4051 ')';
4052 } elsif (!$co{'parent'}) {
4053 # --root commitdiff
4054 $formats_nav .= ' (initial)';
4055 } elsif (scalar @{$co{'parents'}} == 1) {
4056 # single parent commit
4057 $formats_nav .=
4058 ' (parent: ' .
4059 $cgi->a({-href => href(action=>"commitdiff",
4060 hash=>$co{'parent'})},
4061 esc_html(substr($co{'parent'}, 0, 7))) .
4062 ')';
4063 } else {
4064 # merge commit
4065 $formats_nav .=
4066 ' (merge: ' .
4067 join(' ', map {
4068 $cgi->a({-href => href(action=>"commitdiff",
4069 hash=>$_)},
4070 esc_html(substr($_, 0, 7)));
4071 } @{$co{'parents'}} ) .
4072 ')';
4073 }
4074 }
4075
4076 if (!defined $hash_parent) {
4077 $hash_parent = $co{'parent'} || '--root';
4078 }
4079
4080 # read commitdiff
4081 my $fd;
4082 my @difftree;
4083 if ($format eq 'html') {
4084 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4085 "--no-commit-id", "--patch-with-raw", "--full-index",
4086 $hash_parent, $hash, "--"
4087 or die_error(undef, "Open git-diff-tree failed");
4088
4089 while (my $line = <$fd>) {
4090 chomp $line;
4091 # empty line ends raw part of diff-tree output
4092 last unless $line;
4093 push @difftree, $line;
4094 }
4095
4096 } elsif ($format eq 'plain') {
4097 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4098 '-p', $hash_parent, $hash, "--"
4099 or die_error(undef, "Open git-diff-tree failed");
4100
4101 } else {
4102 die_error(undef, "Unknown commitdiff format");
4103 }
4104
4105 # non-textual hash id's can be cached
4106 my $expires;
4107 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
4108 $expires = "+1d";
4109 }
4110
4111 # write commit message
4112 if ($format eq 'html') {
4113 my $refs = git_get_references();
4114 my $ref = format_ref_marker($refs, $co{'id'});
4115
4116 git_header_html(undef, $expires);
4117 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
4118 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
4119 git_print_authorship(\%co);
4120 print "<div class=\"page_body\">\n";
4121 if (@{$co{'comment'}} > 1) {
4122 print "<div class=\"log\">\n";
4123 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1);
4124 print "</div>\n"; # class="log"
4125 }
4126
4127 } elsif ($format eq 'plain') {
4128 my $refs = git_get_references("tags");
4129 my $tagname = git_get_rev_name_tags($hash);
4130 my $filename = basename($project) . "-$hash.patch";
4131
4132 print $cgi->header(
4133 -type => 'text/plain',
4134 -charset => 'utf-8',
4135 -expires => $expires,
4136 -content_disposition => 'inline; filename="' . "$filename" . '"');
4137 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
4138 print <<TEXT;
4139 From: $co{'author'}
4140 Date: $ad{'rfc2822'} ($ad{'tz_local'})
4141 Subject: $co{'title'}
4142 TEXT
4143 print "X-Git-Tag: $tagname\n" if $tagname;
4144 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
4145
4146 foreach my $line (@{$co{'comment'}}) {
4147 print "$line\n";
4148 }
4149 print "---\n\n";
4150 }
4151
4152 # write patch
4153 if ($format eq 'html') {
4154 git_difftree_body(\@difftree, $hash, $hash_parent);
4155 print "<br/>\n";
4156
4157 git_patchset_body($fd, \@difftree, $hash, $hash_parent);
4158 close $fd;
4159 print "</div>\n"; # class="page_body"
4160 git_footer_html();
4161
4162 } elsif ($format eq 'plain') {
4163 local $/ = undef;
4164 print <$fd>;
4165 close $fd
4166 or print "Reading git-diff-tree failed\n";
4167 }
4168 }
4169
4170 sub git_commitdiff_plain {
4171 git_commitdiff('plain');
4172 }
4173
4174 sub git_history {
4175 if (!defined $hash_base) {
4176 $hash_base = git_get_head_hash($project);
4177 }
4178 if (!defined $page) {
4179 $page = 0;
4180 }
4181 my $ftype;
4182 my %co = parse_commit($hash_base);
4183 if (!%co) {
4184 die_error(undef, "Unknown commit object");
4185 }
4186
4187 my $refs = git_get_references();
4188 my $limit = sprintf("--max-count=%i", (100 * ($page+1)));
4189
4190 if (!defined $hash && defined $file_name) {
4191 $hash = git_get_hash_by_path($hash_base, $file_name);
4192 }
4193 if (defined $hash) {
4194 $ftype = git_get_type($hash);
4195 }
4196
4197 my @commitlist = parse_commits($hash_base, 101, (100 * $page), "--full-history", $file_name);
4198
4199 my $paging_nav = '';
4200 if ($page > 0) {
4201 $paging_nav .=
4202 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
4203 file_name=>$file_name)},
4204 "first");
4205 $paging_nav .= " &sdot; " .
4206 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
4207 file_name=>$file_name, page=>$page-1),
4208 -accesskey => "p", -title => "Alt-p"}, "prev");
4209 } else {
4210 $paging_nav .= "first";
4211 $paging_nav .= " &sdot; prev";
4212 }
4213 if ($#commitlist >= 100) {
4214 $paging_nav .= " &sdot; " .
4215 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
4216 file_name=>$file_name, page=>$page+1),
4217 -accesskey => "n", -title => "Alt-n"}, "next");
4218 } else {
4219 $paging_nav .= " &sdot; next";
4220 }
4221 my $next_link = '';
4222 if ($#commitlist >= 100) {
4223 $next_link =
4224 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
4225 file_name=>$file_name, page=>$page+1),
4226 -accesskey => "n", -title => "Alt-n"}, "next");
4227 }
4228
4229 git_header_html();
4230 git_print_page_nav('history','', $hash_base,$co{'tree'},$hash_base, $paging_nav);
4231 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
4232 git_print_page_path($file_name, $ftype, $hash_base);
4233
4234 git_history_body(\@commitlist, 0, 99,
4235 $refs, $hash_base, $ftype, $next_link);
4236
4237 git_footer_html();
4238 }
4239
4240 sub git_search {
4241 my ($have_search) = gitweb_check_feature('search');
4242 if (!$have_search) {
4243 die_error('403 Permission denied', "Permission denied");
4244 }
4245 if (!defined $searchtext) {
4246 die_error(undef, "Text field empty");
4247 }
4248 if (!defined $hash) {
4249 $hash = git_get_head_hash($project);
4250 }
4251 my %co = parse_commit($hash);
4252 if (!%co) {
4253 die_error(undef, "Unknown commit object");
4254 }
4255 if (!defined $page) {
4256 $page = 0;
4257 }
4258
4259 $searchtype ||= 'commit';
4260 if ($searchtype eq 'pickaxe') {
4261 # pickaxe may take all resources of your box and run for several minutes
4262 # with every query - so decide by yourself how public you make this feature
4263 my ($have_pickaxe) = gitweb_check_feature('pickaxe');
4264 if (!$have_pickaxe) {
4265 die_error('403 Permission denied', "Permission denied");
4266 }
4267 }
4268
4269 git_header_html();
4270
4271 if ($searchtype eq 'commit' or $searchtype eq 'author' or $searchtype eq 'committer') {
4272 my $greptype;
4273 if ($searchtype eq 'commit') {
4274 $greptype = "--grep=";
4275 } elsif ($searchtype eq 'author') {
4276 $greptype = "--author=";
4277 } elsif ($searchtype eq 'committer') {
4278 $greptype = "--committer=";
4279 }
4280 $greptype .= $searchtext;
4281 my @commitlist = parse_commits($hash, 101, (100 * $page), $greptype);
4282
4283 my $paging_nav = '';
4284 if ($page > 0) {
4285 $paging_nav .=
4286 $cgi->a({-href => href(action=>"search", hash=>$hash,
4287 searchtext=>$searchtext, searchtype=>$searchtype)},
4288 "first");
4289 $paging_nav .= " &sdot; " .
4290 $cgi->a({-href => href(action=>"search", hash=>$hash,
4291 searchtext=>$searchtext, searchtype=>$searchtype,
4292 page=>$page-1),
4293 -accesskey => "p", -title => "Alt-p"}, "prev");
4294 } else {
4295 $paging_nav .= "first";
4296 $paging_nav .= " &sdot; prev";
4297 }
4298 if ($#commitlist >= 100) {
4299 $paging_nav .= " &sdot; " .
4300 $cgi->a({-href => href(action=>"search", hash=>$hash,
4301 searchtext=>$searchtext, searchtype=>$searchtype,
4302 page=>$page+1),
4303 -accesskey => "n", -title => "Alt-n"}, "next");
4304 } else {
4305 $paging_nav .= " &sdot; next";
4306 }
4307 my $next_link = '';
4308 if ($#commitlist >= 100) {
4309 $next_link =
4310 $cgi->a({-href => href(action=>"search", hash=>$hash,
4311 searchtext=>$searchtext, searchtype=>$searchtype,
4312 page=>$page+1),
4313 -accesskey => "n", -title => "Alt-n"}, "next");
4314 }
4315
4316 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
4317 git_print_header_div('commit', esc_html($co{'title'}), $hash);
4318 git_search_grep_body(\@commitlist, 0, 99, $next_link);
4319 }
4320
4321 if ($searchtype eq 'pickaxe') {
4322 git_print_page_nav('','', $hash,$co{'tree'},$hash);
4323 git_print_header_div('commit', esc_html($co{'title'}), $hash);
4324
4325 print "<table cellspacing=\"0\">\n";
4326 my $alternate = 1;
4327 $/ = "\n";
4328 my $git_command = git_cmd_str();
4329 open my $fd, "-|", "$git_command rev-list $hash | " .
4330 "$git_command diff-tree -r --stdin -S\'$searchtext\'";
4331 undef %co;
4332 my @files;
4333 while (my $line = <$fd>) {
4334 if (%co && $line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/) {
4335 my %set;
4336 $set{'file'} = $6;
4337 $set{'from_id'} = $3;
4338 $set{'to_id'} = $4;
4339 $set{'id'} = $set{'to_id'};
4340 if ($set{'id'} =~ m/0{40}/) {
4341 $set{'id'} = $set{'from_id'};
4342 }
4343 if ($set{'id'} =~ m/0{40}/) {
4344 next;
4345 }
4346 push @files, \%set;
4347 } elsif ($line =~ m/^([0-9a-fA-F]{40})$/){
4348 if (%co) {
4349 if ($alternate) {
4350 print "<tr class=\"dark\">\n";
4351 } else {
4352 print "<tr class=\"light\">\n";
4353 }
4354 $alternate ^= 1;
4355 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
4356 "<td><i>" . esc_html(chop_str($co{'author_name'}, 15, 5)) . "</i></td>\n" .
4357 "<td>" .
4358 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
4359 -class => "list subject"},
4360 esc_html(chop_str($co{'title'}, 50)) . "<br/>");
4361 while (my $setref = shift @files) {
4362 my %set = %$setref;
4363 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
4364 hash=>$set{'id'}, file_name=>$set{'file'}),
4365 -class => "list"},
4366 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
4367 "<br/>\n";
4368 }
4369 print "</td>\n" .
4370 "<td class=\"link\">" .
4371 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
4372 " | " .
4373 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
4374 print "</td>\n" .
4375 "</tr>\n";
4376 }
4377 %co = parse_commit($1);
4378 }
4379 }
4380 close $fd;
4381
4382 print "</table>\n";
4383 }
4384 git_footer_html();
4385 }
4386
4387 sub git_search_help {
4388 git_header_html();
4389 git_print_page_nav('','', $hash,$hash,$hash);
4390 print <<EOT;
4391 <dl>
4392 <dt><b>commit</b></dt>
4393 <dd>The commit messages and authorship information will be scanned for the given string.</dd>
4394 <dt><b>author</b></dt>
4395 <dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given string.</dd>
4396 <dt><b>committer</b></dt>
4397 <dd>Name and e-mail of the committer and date of commit will be scanned for the given string.</dd>
4398 EOT
4399 my ($have_pickaxe) = gitweb_check_feature('pickaxe');
4400 if ($have_pickaxe) {
4401 print <<EOT;
4402 <dt><b>pickaxe</b></dt>
4403 <dd>All commits that caused the string to appear or disappear from any file (changes that
4404 added, removed or "modified" the string) will be listed. This search can take a while and
4405 takes a lot of strain on the server, so please use it wisely.</dd>
4406 EOT
4407 }
4408 print "</dl>\n";
4409 git_footer_html();
4410 }
4411
4412 sub git_shortlog {
4413 my $head = git_get_head_hash($project);
4414 if (!defined $hash) {
4415 $hash = $head;
4416 }
4417 if (!defined $page) {
4418 $page = 0;
4419 }
4420 my $refs = git_get_references();
4421
4422 my @commitlist = parse_commits($head, 101, (100 * $page));
4423
4424 my $paging_nav = format_paging_nav('shortlog', $hash, $head, $page, (100 * ($page+1)));
4425 my $next_link = '';
4426 if ($#commitlist >= 100) {
4427 $next_link =
4428 $cgi->a({-href => href(action=>"shortlog", hash=>$hash, page=>$page+1),
4429 -accesskey => "n", -title => "Alt-n"}, "next");
4430 }
4431
4432 git_header_html();
4433 git_print_page_nav('shortlog','', $hash,$hash,$hash, $paging_nav);
4434 git_print_header_div('summary', $project);
4435
4436 git_shortlog_body(\@commitlist, 0, 99, $refs, $next_link);
4437
4438 git_footer_html();
4439 }
4440
4441 ## ......................................................................
4442 ## feeds (RSS, Atom; OPML)
4443
4444 sub git_feed {
4445 my $format = shift || 'atom';
4446 my ($have_blame) = gitweb_check_feature('blame');
4447
4448 # Atom: http://www.atomenabled.org/developers/syndication/
4449 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
4450 if ($format ne 'rss' && $format ne 'atom') {
4451 die_error(undef, "Unknown web feed format");
4452 }
4453
4454 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
4455 my $head = $hash || 'HEAD';
4456 my @commitlist = parse_commits($head, 150);
4457
4458 my %latest_commit;
4459 my %latest_date;
4460 my $content_type = "application/$format+xml";
4461 if (defined $cgi->http('HTTP_ACCEPT') &&
4462 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
4463 # browser (feed reader) prefers text/xml
4464 $content_type = 'text/xml';
4465 }
4466 if (defined($commitlist[0])) {
4467 %latest_commit = %{$commitlist[0]};
4468 %latest_date = parse_date($latest_commit{'author_epoch'});
4469 print $cgi->header(
4470 -type => $content_type,
4471 -charset => 'utf-8',
4472 -last_modified => $latest_date{'rfc2822'});
4473 } else {
4474 print $cgi->header(
4475 -type => $content_type,
4476 -charset => 'utf-8');
4477 }
4478
4479 # Optimization: skip generating the body if client asks only
4480 # for Last-Modified date.
4481 return if ($cgi->request_method() eq 'HEAD');
4482
4483 # header variables
4484 my $title = "$site_name - $project/$action";
4485 my $feed_type = 'log';
4486 if (defined $hash) {
4487 $title .= " - '$hash'";
4488 $feed_type = 'branch log';
4489 if (defined $file_name) {
4490 $title .= " :: $file_name";
4491 $feed_type = 'history';
4492 }
4493 } elsif (defined $file_name) {
4494 $title .= " - $file_name";
4495 $feed_type = 'history';
4496 }
4497 $title .= " $feed_type";
4498 my $descr = git_get_project_description($project);
4499 if (defined $descr) {
4500 $descr = esc_html($descr);
4501 } else {
4502 $descr = "$project " .
4503 ($format eq 'rss' ? 'RSS' : 'Atom') .
4504 " feed";
4505 }
4506 my $owner = git_get_project_owner($project);
4507 $owner = esc_html($owner);
4508
4509 #header
4510 my $alt_url;
4511 if (defined $file_name) {
4512 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
4513 } elsif (defined $hash) {
4514 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
4515 } else {
4516 $alt_url = href(-full=>1, action=>"summary");
4517 }
4518 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
4519 if ($format eq 'rss') {
4520 print <<XML;
4521 <rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">
4522 <channel>
4523 XML
4524 print "<title>$title</title>\n" .
4525 "<link>$alt_url</link>\n" .
4526 "<description>$descr</description>\n" .
4527 "<language>en</language>\n";
4528 } elsif ($format eq 'atom') {
4529 print <<XML;
4530 <feed xmlns="http://www.w3.org/2005/Atom">
4531 XML
4532 print "<title>$title</title>\n" .
4533 "<subtitle>$descr</subtitle>\n" .
4534 '<link rel="alternate" type="text/html" href="' .
4535 $alt_url . '" />' . "\n" .
4536 '<link rel="self" type="' . $content_type . '" href="' .
4537 $cgi->self_url() . '" />' . "\n" .
4538 "<id>" . href(-full=>1) . "</id>\n" .
4539 # use project owner for feed author
4540 "<author><name>$owner</name></author>\n";
4541 if (defined $favicon) {
4542 print "<icon>" . esc_url($favicon) . "</icon>\n";
4543 }
4544 if (defined $logo_url) {
4545 # not twice as wide as tall: 72 x 27 pixels
4546 print "<logo>" . esc_url($logo) . "</logo>\n";
4547 }
4548 if (! %latest_date) {
4549 # dummy date to keep the feed valid until commits trickle in:
4550 print "<updated>1970-01-01T00:00:00Z</updated>\n";
4551 } else {
4552 print "<updated>$latest_date{'iso-8601'}</updated>\n";
4553 }
4554 }
4555
4556 # contents
4557 for (my $i = 0; $i <= $#commitlist; $i++) {
4558 my %co = %{$commitlist[$i]};
4559 my $commit = $co{'id'};
4560 # we read 150, we always show 30 and the ones more recent than 48 hours
4561 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
4562 last;
4563 }
4564 my %cd = parse_date($co{'author_epoch'});
4565
4566 # get list of changed files
4567 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4568 $co{'parent'}, $co{'id'}, "--", (defined $file_name ? $file_name : ())
4569 or next;
4570 my @difftree = map { chomp; $_ } <$fd>;
4571 close $fd
4572 or next;
4573
4574 # print element (entry, item)
4575 my $co_url = href(-full=>1, action=>"commit", hash=>$commit);
4576 if ($format eq 'rss') {
4577 print "<item>\n" .
4578 "<title>" . esc_html($co{'title'}) . "</title>\n" .
4579 "<author>" . esc_html($co{'author'}) . "</author>\n" .
4580 "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
4581 "<guid isPermaLink=\"true\">$co_url</guid>\n" .
4582 "<link>$co_url</link>\n" .
4583 "<description>" . esc_html($co{'title'}) . "</description>\n" .
4584 "<content:encoded>" .
4585 "<![CDATA[\n";
4586 } elsif ($format eq 'atom') {
4587 print "<entry>\n" .
4588 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
4589 "<updated>$cd{'iso-8601'}</updated>\n" .
4590 "<author>\n" .
4591 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
4592 if ($co{'author_email'}) {
4593 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
4594 }
4595 print "</author>\n" .
4596 # use committer for contributor
4597 "<contributor>\n" .
4598 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
4599 if ($co{'committer_email'}) {
4600 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
4601 }
4602 print "</contributor>\n" .
4603 "<published>$cd{'iso-8601'}</published>\n" .
4604 "<link rel=\"alternate\" type=\"text/html\" href=\"$co_url\" />\n" .
4605 "<id>$co_url</id>\n" .
4606 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
4607 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
4608 }
4609 my $comment = $co{'comment'};
4610 print "<pre>\n";
4611 foreach my $line (@$comment) {
4612 $line = esc_html($line);
4613 print "$line\n";
4614 }
4615 print "</pre><ul>\n";
4616 foreach my $difftree_line (@difftree) {
4617 my %difftree = parse_difftree_raw_line($difftree_line);
4618 next if !$difftree{'from_id'};
4619
4620 my $file = $difftree{'file'} || $difftree{'to_file'};
4621
4622 print "<li>" .
4623 "[" .
4624 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
4625 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
4626 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
4627 file_name=>$file, file_parent=>$difftree{'from_file'}),
4628 -title => "diff"}, 'D');
4629 if ($have_blame) {
4630 print $cgi->a({-href => href(-full=>1, action=>"blame",
4631 file_name=>$file, hash_base=>$commit),
4632 -title => "blame"}, 'B');
4633 }
4634 # if this is not a feed of a file history
4635 if (!defined $file_name || $file_name ne $file) {
4636 print $cgi->a({-href => href(-full=>1, action=>"history",
4637 file_name=>$file, hash=>$commit),
4638 -title => "history"}, 'H');
4639 }
4640 $file = esc_path($file);
4641 print "] ".
4642 "$file</li>\n";
4643 }
4644 if ($format eq 'rss') {
4645 print "</ul>]]>\n" .
4646 "</content:encoded>\n" .
4647 "</item>\n";
4648 } elsif ($format eq 'atom') {
4649 print "</ul>\n</div>\n" .
4650 "</content>\n" .
4651 "</entry>\n";
4652 }
4653 }
4654
4655 # end of feed
4656 if ($format eq 'rss') {
4657 print "</channel>\n</rss>\n";
4658 } elsif ($format eq 'atom') {
4659 print "</feed>\n";
4660 }
4661 }
4662
4663 sub git_rss {
4664 git_feed('rss');
4665 }
4666
4667 sub git_atom {
4668 git_feed('atom');
4669 }
4670
4671 sub git_opml {
4672 my @list = git_get_projects_list();
4673
4674 print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
4675 print <<XML;
4676 <?xml version="1.0" encoding="utf-8"?>
4677 <opml version="1.0">
4678 <head>
4679 <title>$site_name OPML Export</title>
4680 </head>
4681 <body>
4682 <outline text="git RSS feeds">
4683 XML
4684
4685 foreach my $pr (@list) {
4686 my %proj = %$pr;
4687 my $head = git_get_head_hash($proj{'path'});
4688 if (!defined $head) {
4689 next;
4690 }
4691 $git_dir = "$projectroot/$proj{'path'}";
4692 my %co = parse_commit($head);
4693 if (!%co) {
4694 next;
4695 }
4696
4697 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
4698 my $rss = "$my_url?p=$proj{'path'};a=rss";
4699 my $html = "$my_url?p=$proj{'path'};a=summary";
4700 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
4701 }
4702 print <<XML;
4703 </outline>
4704 </body>
4705 </opml>
4706 XML
4707 }
git with Jakub Narębski modifications