gitweb.pl

   1 #!/usr/bin/perl
   2
   3 # This file is licensed under the GPL v2, or a later version
   4 # (C) 2005, Kay Sievers <kay.sievers@vrfy.org>
   5 # (C) 2005, Christian Gierke <ch@gierke.de>
   6
   7 use strict;
   8 use warnings;
   9 use CGI qw(:standard :escapeHTML);
  10 use CGI::Carp qw(fatalsToBrowser);
  11
  12 my $cgi = new CGI;
  13 my $gitbin = "/home/kay/bin";
  14 my $gitroot = "/home/kay/public_html";
  15 my $gittmp = "/tmp";
  16 my $myself = $cgi->url(-relative => 1);
  17
  18 my $project = $cgi->param("project") || "";
  19 my $action = $cgi->param("action") || "";
  20 my $hash = $cgi->param("hash") || "";
  21 my $parent = $cgi->param("parent") || "";
  22 my $view_back = $cgi->param("view_back") || 60*60*24*2;
  23 my $projectroot = "$gitroot/$project";
  24 $ENV{'SHA1_FILE_DIRECTORY'} = "$projectroot/.git/objects";
  25
  26 $hash =~ s/[^0-9a-fA-F]//g;
  27 $parent =~ s/[^0-9a-fA-F]//g;
  28 $project =~ s/[^0-9a-zA-Z\-\._]//g;
  29
  30 sub header {
  31         print $cgi->header(-type => 'text/html; charset: utf-8');
  32 print <<EOF;
  33 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
  34 <html>
  35 <head>
  36         <title>GIT</title>
  37         <style type="text/css">
  38                 body { font-family: sans-serif; font-size: 12px; margin:25px; }
  39     div.main { border-width:1px; border-style:solid; border-color:#D9D8D1; }
  40                 div.head1 { font-size:20px; padding:8px; background-color: #D9D8D1; font-weight:bold; }
  41                 div.head2 { padding:8px;  }
  42                 td { padding:8px; margin:0px; font-family: sans-serif; font-size: 12px; }
  43                 td.head1 { background-color: #D9D8D1; font-weight:bold; }
  44                 td.head2 { background-color: #EDECE6; font-family: monospace; font-size:12px; }
  45                 table.log { padding:0px; margin:0px; width:100%; }
  46                 tr { vertical-align:top; }
  47     a { color:#0000cc; }
  48     a:hover { color:#880000; }
  49     a:visited { color:#880000; }
  50     a:active { color:#880000; }
  51         </style>
  52 </head>
  53 <body>
  54 EOF
  55         if ($project ne "") {
  56                 print "<div class=\"main\">\n";
  57                 print "<div class=\"head1\">" . $project . "</div>\n";
  58                 print "<div class=\"head2\">\n";
  59                 print $cgi->a({-href => "$myself?project=$project&action=show_tree"}, "Browse Project") . "<br/>\n";
  60                 print "Show Log ";
  61                 print $cgi->a({-href => "$myself?project=$project&action=show_log&view_back=" . 60*60*24}, "day") . "\n";
  62                 print $cgi->a({-href => "$myself?project=$project&action=show_log&view_back=" . 60*60*24*7}, "week") . "\n";
  63                 print $cgi->a({-href => "$myself?project=$project&action=show_log&view_back=" . 60*60*24*30}, "month") . "\n";
  64                 print $cgi->a({-href => "$myself?project=$project&action=show_log&view_back=" . 60*60*24*365}, "year") . "<br/>\n";
  65                 print "</div>\n";
  66                 print "<br/><br/>\n";
  67         }
  68 }
  69
  70 sub footer {
  71         print "</div>";
  72         print $cgi->end_html();
  73 }
  74
  75 if ($project eq "") {
  76         open my $fd, "-|", "ls", "-1", $gitroot;
  77         my (@path) = map { chomp; $_ } <$fd>;
  78         close $fd;
  79         header();
  80         print "Projects:<br/><br/>\n";
  81         foreach my $line (@path) {
  82                 if (-e "$gitroot/$line/.git/HEAD") {
  83                         print $cgi->a({-href => "$myself?project=$line"}, $line) . "<br/>\n";
  84                 }
  85         }
  86         footer();
  87         exit;
  88 }
  89
  90 if ($action eq "") {
  91         print $cgi->redirect("$myself?project=$project&action=show_log&view_back=$view_back");
  92         exit;
  93 }
  94
  95 if ($action eq "show_file") {
  96         header();
  97         print "<pre>\n";
  98         open my $fd, "-|", "$gitbin/cat-file", "blob", $hash;
  99         my $nr;
 100         while (my $line = <$fd>) {
 101                 $nr++;
 102                 print "$nr\t" . escapeHTML($line);;
 103         }
 104         close $fd;
 105         print "</pre>\n";
 106         footer();
 107 } elsif ($action eq "show_tree") {
 108         if ($hash eq "") {
 109                 open my $fd, "$projectroot/.git/HEAD";
 110                 my $head = <$fd>;
 111                 chomp $head;
 112                 close $fd;
 113
 114                 open $fd, "-|", "$gitbin/cat-file", "commit", $head;
 115                 my $tree = <$fd>;
 116                 chomp $tree;
 117                 $tree =~ s/tree //;
 118                 close $fd;
 119                 $hash = $tree;
 120         }
 121         open my $fd, "-|", "$gitbin/ls-tree", $hash;
 122         my (@entries) = map { chomp; $_ } <$fd>;
 123         close $fd;
 124         header();
 125         print "<pre>\n";
 126         foreach my $line (@entries) {
 127                 $line =~ m/^([0-9]+)\t(.*)\t(.*)\t(.*)$/;
 128                 my $t_type = $2;
 129                 my $t_hash = $3;
 130                 my $t_name = $4;
 131                 if ($t_type eq "blob") {
 132                         print "FILE\t" . $cgi->a({-href => "$myself?project=$project&action=show_file&hash=$3"}, $4) . "\n";
 133                 } elsif ($t_type eq "tree") {
 134                         print "DIR\t" . $cgi->a({-href => "$myself?project=$project&action=show_tree&hash=$3"}, $4) . "\n";
 135                 }
 136         }
 137         print "</pre>\n";
 138         footer();
 139 } elsif ($action eq "show_log") {
 140         open my $fd, "$projectroot/.git/HEAD";
 141         my $head = <$fd>;
 142         chomp $head;
 143         close $fd;
 144         open my $fd, "-|", "$gitbin/rev-tree", $head;
 145         my (@revtree) = map { chomp; $_ } <$fd>;
 146         close $fd;
 147         header();
 148         print "<table cellspacing=\"0\" class=\"log\">\n";
 149         foreach my $rev (reverse sort @revtree) {
 150                 if (!($rev =~ m/^([0-9]+) ([0-9a-fA-F]+).* ([0-9a-fA-F]+)/)) {
 151                         last;
 152                 }
 153                 my $time = $1;
 154                 my $commit = $2;
 155                 my $parent = $3;
 156                 my @parents;
 157                 my $author;
 158                 my $author_name;
 159                 my $author_time;
 160                 my $author_timezone;
 161                 my $committer;
 162                 my $committer_time;
 163                 my $committer_timezone;
 164                 my $tree;
 165                 my $comment;
 166                 my $shortlog;
 167                 open my $fd, "-|", "$gitbin/cat-file", "commit", $commit;
 168                 while (my $line = <$fd>) {
 169                         chomp($line);
 170                         if ($line eq "") {
 171                                 last;
 172                         }
 173                         if ($line =~ m/^tree (.*)$/) {
 174                                 $tree = $1;
 175                         } elsif ($line =~ m/^parent (.*)$/) {
 176                                 push @parents, $1;
 177                         } elsif ($line =~ m/^committer (.*>) ([0-9]+) (.*)$/) {
 178                                 $committer = $1;
 179                                 $committer_time = $2;
 180                                 $committer_timezone = $3;
 181                         } elsif ($line =~ m/^author (.*>) ([0-9]+) (.*)$/) {
 182                                 $author = $1;
 183                                 $author_time = $2;
 184                                 $author_timezone = $3;
 185                                 $author =~ m/^(.*) </;
 186                                 $author_name = $1;
 187                         }
 188                 }
 189                 $shortlog = <$fd>;
 190                 $shortlog = escapeHTML($shortlog);
 191                 $comment = $shortlog . "<br/>";
 192                 while (my $line = <$fd>) {
 193                                 chomp($line);
 194                                 $comment .= escapeHTML($line) . "<br/>\n";
 195                 }
 196                 close $fd;
 197                 my $age = time-$author_time;
 198                 if ($view_back > 0 && $age > $view_back) {
 199                         last;
 200                 }
 201
 202                 my $age_string;
 203                 if ($age > 60*60*24*365*2) {
 204                         $age_string = int $age/60/60/24/365;
 205                         $age_string .= " years ago";
 206                 } elsif ($age > 60*60*24*365/12*2) {
 207                         $age_string = int $age/60/60/24/365/12;
 208                         $age_string .= " months ago";
 209                 } elsif ($age > 60*60*24*7*2) {
 210                         $age_string = int $age/60/60/24/7;
 211                         $age_string .= " weeks ago";
 212                 } elsif ($age > 60*60*24*2) {
 213                         $age_string = int $age/60/60/24;
 214                         $age_string .= " days ago";
 215                 } elsif ($age > 60*60*2) {
 216                         $age_string = int $age/60/60;
 217                         $age_string .= " hours ago";
 218                 } elsif ($age > 60*2) {
 219                         $age_string = int $age/60;
 220                         $age_string .= " minutes ago";
 221                 }
 222                 print "<tr>\n";
 223                 print "<td class=\"head1\">" . $age_string . "</td>\n";
 224                 print "<td class=\"head1\"><a href=\"$myself?project=$project&amp;action=show_cset&amp;hash=$commit&amp;parent=$parent\">" . $shortlog . "</a></td>";
 225                 print "</tr>\n";
 226                 print "<tr>\n";
 227                 print "<td class=\"head2\"></td>\n";
 228                 print "<td class=\"head2\">\n";
 229                 print "author &nbsp; &nbsp;" . escapeHTML($author) . " [" . gmtime($author_time) . " " . $author_timezone . "]<br/>\n";
 230                 print "committer " . escapeHTML($committer) . " [" . gmtime($committer_time) . " " . $committer_timezone . "]<br/>\n";
 231                 print "commit &nbsp; &nbsp;<a href=\"$myself?project=$project&amp;action=show_cset&amp;hash=$commit&amp;parent=$parent\">$commit</a><br/>\n";
 232                 print "tree &nbsp; &nbsp; &nbsp;<a href=\"$myself?project=$project&amp;action=show_tree&amp;hash=$tree\">$tree</a><br/>\n";
 233                 foreach my $par (@parents) {
 234                         print "parent &nbsp; &nbsp;$par<br/>\n";
 235                 }
 236                 print "</td>";
 237                 print "</tr>\n";
 238                 print "<tr>\n";
 239                 print "<td></td>\n";
 240                 print "<td>\n";
 241                 print "$comment<br/><br/>\n";
 242                 print "</td>";
 243                 print "</tr>\n";
 244         }
 245         print "</table>\n";
 246         footer();
 247 } elsif ($action eq "show_cset") {
 248         open my $fd, "-|", "$gitbin/cat-file", "commit", $hash;
 249         my $tree = <$fd>;
 250         chomp $tree;
 251         $tree =~ s/tree //;
 252         close $fd;
 253
 254         open my $fd, "-|", "$gitbin/cat-file", "commit", $parent;
 255         my $parent_tree = <$fd>;
 256         chomp $parent_tree;
 257         $parent_tree =~ s/tree //;
 258         close $fd;
 259
 260         open my $fd, "-|", "$gitbin/diff-tree", "-r", $parent_tree, $tree;
 261         my (@difftree) = map { chomp; $_ } <$fd>;
 262         close $fd;
 263
 264         header();
 265         print "<pre>\n";
 266         foreach my $line (@difftree) {
 267                 $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
 268                 my $op = $1;
 269                 my $mode = $2;
 270                 my $type = $3;
 271                 my $id = $4;
 272                 my $file = $5;
 273                 if ($type eq "blob") {
 274                         if ($op eq "+") {
 275                                 print "NEW\t" . $cgi->a({-href => "$myself?project=$project&action=show_file&hash=$id"}, $file) . "\n";
 276                         } elsif ($op eq "-") {
 277                                 print "DEL\t" . $cgi->a({-href => "$myself?project=$project&action=show_file&hash=$id"}, $file) . "\n";
 278                         } elsif ($op eq "*") {
 279                                 $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
 280                                 my $old = $1;
 281                                 my $new = $2;
 282                                 print "DIFF\t" . $cgi->a({-href => "$myself?project=$project&action=show_diff&hash=$old&parent=$new"}, $file) . "\n";
 283                         }
 284                 }
 285         }
 286         print "</pre>\n";
 287         footer();
 288 } elsif ($action eq "show_diff") {
 289         open my $fd2, "> $gittmp/$hash";
 290         open my $fd, "-|", "$gitbin/cat-file", "blob", $hash;
 291         while (my $line = <$fd>) {
 292                 print $fd2 $line;
 293         }
 294         close $fd2;
 295         close $fd;
 296
 297         open my $fd2, "> $gittmp/$parent";
 298         open my $fd, "-|", "$gitbin/cat-file", "blob", $parent;
 299         while (my $line = <$fd>) {
 300                 print $fd2 $line;
 301         }
 302         close $fd2;
 303         close $fd;
 304
 305         header();
 306         print "<pre>\n";
 307         open my $fd, "-|", "/usr/bin/diff", "-L", "$hash", "-L", "$parent", "-u", "-p", "$gittmp/$hash", "$gittmp/$parent";
 308         while (my $line = <$fd>) {
 309                 print escapeHTML($line);
 310         }
 311         close $fd;
 312         unlink("$gittmp/$hash");
 313         unlink("$gittmp/$parent");
 314         print "</pre>\n";
 315         footer();
 316 } else {
 317         header();
 318         print "unknown action\n";
 319         footer();
 320 }