09e0eca70aeb44eec23685256c08f99d18c59a89
1#!/usr/bin/perl
2
3# gitweb.pl - simple web interface to track changes in git repositories
4#
5# Version 004
6#
7# This file is licensed under the GPL v2, or a later version
8# (C) 2005, Kay Sievers <kay.sievers@vrfy.org>
9# (C) 2005, Christian Gierke <ch@gierke.de>
10
11use strict;
12use warnings;
13use CGI qw(:standard :escapeHTML);
14use CGI::Carp qw(fatalsToBrowser);
15
16my $cgi = new CGI;
17my $gitbin = "/home/kay/bin/git";
18my $gitroot = "/home/kay/public_html";
19my $gittmp = "/tmp";
20my $myself = $cgi->url(-relative => 1);
21
22my $project = $cgi->param("project") || "";
23my $action = $cgi->param("action") || "";
24my $hash = $cgi->param("hash") || "";
25my $parent = $cgi->param("parent") || "";
26my $view_back = $cgi->param("view_back") || 60*60*24;
27my $projectroot = "$gitroot/$project";
28$ENV{'SHA1_FILE_DIRECTORY'} = "$projectroot/.git/objects";
29
30$hash =~ s/[^0-9a-fA-F]//g;
31$parent =~ s/[^0-9a-fA-F]//g;
32$project =~ s/[^0-9a-zA-Z\-\._]//g;
33
34sub git_header {
35 print $cgi->header(-type => 'text/html; charset: utf-8');
36print <<EOF;
37<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
38<html>
39<head>
40 <title>git - $project $action</title>
41 <style type="text/css">
42 body { font-family: sans-serif; font-size: 12px; margin:25px; }
43 div.body { border-width:1px; border-style:solid; border-color:#D9D8D1; }
44 div.head1 { font-size:20px; padding:8px; background-color: #D9D8D1; font-weight:bold; }
45 div.head1 a:visited { color:#0000cc; }
46 div.head1 a:hover { color:#880000; }
47 div.head1 a:active { color:#880000; }
48 div.head2 { padding:8px; }
49 div.head2 a:visited { color:#0000cc; }
50 div.head2 a:hover { color:#880000; }
51 div.head2 a:active { color:#880000; }
52 div.main { padding:8px; font-family: sans-serif; font-size: 12px; }
53 table { padding:0px; margin:0px; width:100%; }
54 tr { vertical-align:top; }
55 td { padding:8px; margin:0px; font-family: sans-serif; font-size: 12px; }
56 td.head1 { background-color: #D9D8D1; font-weight:bold; }
57 td.head1 a { color:#000000; text-decoration:none; }
58 td.head1 a:hover { color:#880000; text-decoration:underline; }
59 td.head1 a:visited { color:#000000; }
60 td.head2 { background-color: #EDECE6; font-family: monospace; font-size:12px; }
61 td.head3 { background-color: #EDECE6; font-size:10px; }
62 div.add { color: #008800; }
63 div.subtract { color: #CC0000; }
64 div.diff_head { color: #000099; }
65 div.diff_head a:visited { color:#0000cc; }
66 div.diff_line { color: #990099; }
67 a { color:#0000cc; }
68 a:hover { color:#880000; }
69 a:visited { color:#880000; }
70 a:active { color:#880000; }
71 </style>
72</head>
73<body>
74EOF
75 print "<div class=\"body\">\n";
76 print "<div class=\"head1\">";
77 print "<a href=\"http://kernel.org/pub/software/scm/git/\"><img src=\"git_logo.png\" width=\"72\" height=\"27\" alt=\"git\" style=\"float:right; border-width:0px;\"/></a>";
78 print $cgi->a({-href => "$myself"}, "projects");
79 if ($project ne "") {
80 print " / " . $cgi->a({-href => "$myself?project=$project;action=log;view_back=" . 60*60*24}, $project);
81 }
82 if ($action ne "") {
83 print " / $action";
84 }
85 print "</div>\n";
86}
87
88sub git_footer {
89 print "</div>";
90 print $cgi->end_html();
91}
92
93sub git_diff {
94 my $old_name = shift || "/dev/null";
95 my $new_name = shift || "/dev/null";
96 my $old = shift;
97 my $new = shift;
98
99 my $tmp_old = "/dev/null";
100 my $tmp_new = "/dev/null";
101 my $old_label = "/dev/null";
102 my $new_label = "/dev/null";
103
104 # create temp from-file
105 if ($old ne "") {
106 open my $fd2, "> $gittmp/$old";
107 open my $fd, "-|", "$gitbin/cat-file", "blob", $old;
108 while (my $line = <$fd>) {
109 print $fd2 $line;
110 }
111 close $fd2;
112 close $fd;
113 $tmp_old = "$gittmp/$old";
114 $old_label = "a/$old_name";
115 }
116
117 # create tmp to-file
118 if ($new ne "") {
119 open my $fd2, "> $gittmp/$new";
120 open my $fd, "-|", "$gitbin/cat-file", "blob", $new;
121 while (my $line = <$fd>) {
122 print $fd2 $line;
123 }
124 close $fd2;
125 close $fd;
126 $tmp_new = "$gittmp/$new";
127 $new_label = "b/$new_name";
128 }
129
130 open my $fd, "-|", "/usr/bin/diff", "-L", $old_label, "-L", $new_label, "-u", "-p", $tmp_old, $tmp_new;
131 print '<div class="diff_head">===== ';
132 if ($old ne "") {
133 print $cgi->a({-href => "$myself?project=$project;action=blob;hash=$old"}, $old);
134 } else {
135 print $old_name;
136 }
137 print " vs ";
138 if ($new ne "") {
139 print $cgi->a({-href => "$myself?project=$project;action=blob;hash=$new"}, $new);
140 } else {
141 print $new_name;
142 }
143 print ' =====</div>';
144 while (my $line = <$fd>) {
145 my $char = substr($line,0,1);
146 print '<div class="add">' if $char eq '+';
147 print '<div class="subtract">' if $char eq '-';
148 print '<div class="diff_line">' if $char eq '@';
149 print escapeHTML($line);
150 print '</div>' if $char eq '+' or $char eq '-' or $char eq '@';
151 }
152 close $fd;
153 unlink("$gittmp/$new");
154 unlink("$gittmp/$old");
155}
156
157if ($project eq "") {
158 open my $fd, "-|", "ls", "-1", $gitroot;
159 my (@path) = map { chomp; $_ } <$fd>;
160 close $fd;
161 git_header();
162 print "<br/><br/><div class=\"main\">\n";
163 foreach my $line (@path) {
164 if (-e "$gitroot/$line/.git/HEAD") {
165 print $cgi->a({-href => "$myself?project=$line"}, $line) . "<br/>\n";
166 }
167 }
168 print "<br/></div>";
169 git_footer();
170 exit;
171}
172
173if ($action eq "") {
174 print $cgi->redirect("$myself?project=$project;action=log;view_back=$view_back");
175 exit;
176}
177
178if ($action eq "blob") {
179 git_header();
180 print "<br/><br/><div class=\"main\">\n";
181 print "<pre>\n";
182 open my $fd, "-|", "$gitbin/cat-file", "blob", $hash;
183 my $nr;
184 while (my $line = <$fd>) {
185 $nr++;
186 print "$nr\t" . escapeHTML($line);;
187 }
188 close $fd;
189 print "</pre>\n";
190 print "<br/></div>";
191 git_footer();
192} elsif ($action eq "tree") {
193 if ($hash eq "") {
194 open my $fd, "$projectroot/.git/HEAD";
195 my $head = <$fd>;
196 chomp $head;
197 close $fd;
198 $hash = $head;
199 }
200 open my $fd, "-|", "$gitbin/ls-tree", $hash;
201 my (@entries) = map { chomp; $_ } <$fd>;
202 close $fd;
203 git_header();
204 print "<br/><br/><div class=\"main\">\n";
205 print "<pre>\n";
206 foreach my $line (@entries) {
207 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
208 $line =~ m/^([0-9]+)\t(.*)\t(.*)\t(.*)$/;
209 my $t_type = $2;
210 my $t_hash = $3;
211 my $t_name = $4;
212 if ($t_type eq "blob") {
213 print "BLOB\t" . $cgi->a({-href => "$myself?project=$project;action=blob;hash=$3"}, $4) . "\n";
214 } elsif ($t_type eq "tree") {
215 print "TREE\t" . $cgi->a({-href => "$myself?project=$project;action=tree;hash=$3"}, $4) . "\n";
216 }
217 }
218 print "</pre>\n";
219 print "<br/></div>";
220 git_footer();
221} elsif ($action eq "log" || $action eq "show_log" ) {
222 open my $fd, "$projectroot/.git/HEAD";
223 my $head = <$fd>;
224 chomp $head;
225 close $fd;
226 open $fd, "-|", "$gitbin/rev-tree", $head;
227 my (@revtree) = map { chomp; $_ } <$fd>;
228 close $fd;
229 git_header();
230 print "<div class=\"head2\">\n";
231 print "view ";
232 print $cgi->a({-href => "$myself?project=$project;action=log;view_back=" . 60*60*24}, "last day") . " | ";
233 print $cgi->a({-href => "$myself?project=$project;action=log;view_back=" . 60*60*24*7}, "week") . " | ";
234 print $cgi->a({-href => "$myself?project=$project;action=log;view_back=" . 60*60*24*30}, "month") . " | ";
235 print $cgi->a({-href => "$myself?project=$project;action=log;view_back=" . 60*60*24*365}, "year") . " | ";
236 print $cgi->a({-href => "$myself?project=$project;action=log;view_back=-1"}, "all") . "<br/>\n";
237 print "<br/><br/>\n";
238 print "</div>\n";
239 print "<table cellspacing=\"0\" class=\"log\">\n";
240 foreach my $rev (reverse sort @revtree) {
241 # '1114106118 755e3010ee10dadf42a8a80770e1b115fb038d9b:1 2af17b4854036a1c2ec6c101d93c8dd1ed80d24e:1'
242 last if !($rev =~ m/^([0-9]+) ([0-9a-fA-F]+).* ([0-9a-fA-F]+)/);
243 my $time = $1;
244 my $commit = $2;
245 my $parent = $3;
246 my @parents;
247 my $author;
248 my $author_name;
249 my $author_time;
250 my $author_timezone;
251 my $committer;
252 my $committer_time;
253 my $committer_timezone;
254 my $tree;
255 my $comment;
256 my $shortlog;
257 open my $fd, "-|", "$gitbin/cat-file", "commit", $commit;
258 while (my $line = <$fd>) {
259 chomp($line);
260 last if $line eq "";
261 if ($line =~ m/^tree (.*)$/) {
262 $tree = $1;
263 } elsif ($line =~ m/^parent (.*)$/) {
264 push @parents, $1;
265 } elsif ($line =~ m/^committer (.*>) ([0-9]+) (.*)$/) {
266 $committer = $1;
267 $committer_time = $2;
268 $committer_timezone = $3;
269 } elsif ($line =~ m/^author (.*>) ([0-9]+) (.*)$/) {
270 $author = $1;
271 $author_time = $2;
272 $author_timezone = $3;
273 $author =~ m/^(.*) </;
274 $author_name = $1;
275 }
276 }
277 $shortlog = <$fd>;
278 $shortlog = escapeHTML($shortlog);
279 $comment = $shortlog . "<br/>";
280 while (my $line = <$fd>) {
281 chomp($line);
282 $comment .= escapeHTML($line) . "<br/>\n";
283 }
284 close $fd;
285 my $age = time-$committer_time;
286 last if ($view_back > 0 && $age > $view_back);
287
288 my $age_string;
289 if ($age > 60*60*24*365*2) {
290 $age_string = int $age/60/60/24/365;
291 $age_string .= " years ago";
292 } elsif ($age > 60*60*24*365/12*2) {
293 $age_string = int $age/60/60/24/365/12;
294 $age_string .= " months ago";
295 } elsif ($age > 60*60*24*7*2) {
296 $age_string = int $age/60/60/24/7;
297 $age_string .= " weeks ago";
298 } elsif ($age > 60*60*24*2) {
299 $age_string = int $age/60/60/24;
300 $age_string .= " days ago";
301 } elsif ($age > 60*60*2) {
302 $age_string = int $age/60/60;
303 $age_string .= " hours ago";
304 } elsif ($age > 60*2) {
305 $age_string = int $age/60;
306 $age_string .= " minutes ago";
307 }
308 print "<tr>\n";
309 print "<td class=\"head1\">" . $age_string . "</td>\n";
310 print "<td class=\"head1\">" . $cgi->a({-href => "$myself?project=$project;action=commit;hash=$commit;parent=$parent"}, $shortlog) . "</td>";
311 print "</tr>\n";
312 print "<tr>\n";
313 print "<td class=\"head3\">";
314 print $cgi->a({-href => "$myself?project=$project;action=treediff;hash=$commit;parent=$parent"}, "view diff") . "<br/>\n";
315 print $cgi->a({-href => "$myself?project=$project;action=commit;hash=$commit;parent=$parent"}, "view commit") . "<br/>\n";
316 print $cgi->a({-href => "$myself?project=$project;action=tree;hash=$tree"}, "view tree") . "<br/>\n";
317 print "</td>\n";
318 print "<td class=\"head2\">\n";
319 print "author " . escapeHTML($author) . " [" . gmtime($author_time) . " " . $author_timezone . "]<br/>\n";
320 print "committer " . escapeHTML($committer) . " [" . gmtime($committer_time) . " " . $committer_timezone . "]<br/>\n";
321 print "commit $commit<br/>\n";
322 print "tree $tree<br/>\n";
323 foreach my $par (@parents) {
324 print "parent $par<br/>\n";
325 }
326 print "</td>";
327 print "</tr>\n";
328 print "<tr>\n";
329 print "<td></td>\n";
330 print "<td>\n";
331 print "$comment<br/><br/>\n";
332 print "</td>";
333 print "</tr>\n";
334 }
335 print "</table>\n";
336 git_footer();
337} elsif ($action eq "commit") {
338 open my $fd, "-|", "$gitbin/diff-tree", "-r", $parent, $hash;
339 my (@difftree) = map { chomp; $_ } <$fd>;
340 close $fd;
341
342 git_header();
343 print "<div class=\"head2\">\n";
344 print "view " . $cgi->a({-href => "$myself?project=$project;action=treediff;hash=$hash;parent=$parent"}, "diff") . "<br/><br/>\n";
345 print "<pre>\n";
346 foreach my $line (@difftree) {
347 # '*100644->100644 blob 9f91a116d91926df3ba936a80f020a6ab1084d2b->bb90a0c3a91eb52020d0db0e8b4f94d30e02d596 net/ipv4/route.c'
348 # '+100644 blob 4a83ab6cd565d21ab0385bac6643826b83c2fcd4 arch/arm/lib/bitops.h'
349 $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
350 my $op = $1;
351 my $mode = $2;
352 my $type = $3;
353 my $id = $4;
354 my $file = $5;
355 if ($type eq "blob") {
356 if ($op eq "+") {
357 print "NEW\t" . $cgi->a({-href => "$myself?project=$project;action=blob;hash=$id"}, $file) . "\n";
358 } elsif ($op eq "-") {
359 print "DEL\t" . $cgi->a({-href => "$myself?project=$project;action=blob;hash=$id"}, $file) . "\n";
360 } elsif ($op eq "*") {
361 $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
362 my $old = $1;
363 my $new = $2;
364 print "CHANGED\t" . $cgi->a({-href => "$myself?project=$project;action=diff;hash=$old;parent=$new"}, $file) . "\n";
365 }
366 }
367 }
368 print "</pre>\n";
369 print "<br/></div>";
370 git_footer();
371} elsif ($action eq "diff") {
372 git_header();
373 print "<br/><br/><div class=\"main\">\n";
374 print "<pre>\n";
375 git_diff($hash, $parent, $hash, $parent);
376 print "</pre>\n";
377 print "<br/></div>";
378 git_footer();
379} elsif ($action eq "treediff") {
380 open my $fd, "-|", "$gitbin/diff-tree", "-r", $parent, $hash;
381 my (@difftree) = map { chomp; $_ } <$fd>;
382 close $fd;
383
384 git_header();
385 print "<div class=\"head2\">\n";
386 print "view " . $cgi->a({-href => "$myself?project=$project;action=commit;hash=$hash;parent=$parent"}, "commit") . "<br/><br/>\n";
387 print "<pre>\n";
388 foreach my $line (@difftree) {
389 # '*100644->100644 blob 8e5f9bbdf4de94a1bc4b4da8cb06677ce0a57716->8da3a306d0c0c070d87048d14a033df02f40a154 Makefile'
390 $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
391 my $op = $1;
392 my $mode = $2;
393 my $type = $3;
394 my $id = $4;
395 my $file = $5;
396 if ($type eq "blob") {
397 if ($op eq "+") {
398 git_diff("", $file, "", $id);
399 } elsif ($op eq "-") {
400 git_diff($file, "", $id, "");
401 } elsif ($op eq "*") {
402 $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
403 git_diff($file, $file, $1, $2);
404 }
405 }
406 }
407 print "</pre>\n";
408 print "<br/></div>";
409 git_footer();
410} else {
411 git_header();
412 print "<br/><br/><div class=\"main\">\n";
413 print "unknown action\n";
414 print "<br/></div>";
415 git_footer();
416}