Lady’s Gitweb - Gitweb/blob - gitweb.pl

   1 #!/usr/bin/perl
   2
   3 # gitweb.pl - simple web interface to track changes in git repositories
   4 #
   5 # (C) 2005, Kay Sievers <kay.sievers@vrfy.org>
   6 # (C) 2005, Christian Gierke <ch@gierke.de>
   7 #
   8 # This file is licensed under the GPL v2, or a later version
   9
  10 use strict;
  11 use warnings;
  12 use CGI qw(:standard :escapeHTML);
  13 use CGI::Carp qw(fatalsToBrowser);
  14
  15 my $cgi = new CGI;
  16
  17 my $version = "048";
  18 my $projectroot =       "/";
  19 my $defaultprojects =   "home/kay/public_html";
  20 my $gitbin =            "/home/kay/bin/git";
  21 my $gittmp =            "/tmp";
  22 my $my_url =            $cgi->url();
  23 my $my_uri =            $cgi->url(-absolute => 1);
  24
  25 my $project = $cgi->param('p');
  26 my $action = $cgi->param('a');
  27 my $hash = $cgi->param('h');
  28 my $hash_parent = $cgi->param('hp');
  29 my $time_back = $cgi->param('t');
  30 if (!(defined($time_back))) {
  31         $time_back = 1;
  32 }
  33 $ENV{'SHA1_FILE_DIRECTORY'} = "$projectroot/$project/.git/objects";
  34
  35 # sanitize input
  36 $action =~ s/[^0-9a-zA-Z\.\-]//g;
  37 $project =~ s/\/\.//g;
  38 $project =~ s/^\/+//g;
  39 $project =~ s/\/+$//g;
  40 $project =~ s/|//g;
  41 $hash =~ s/[^0-9a-fA-F]//g;
  42 $hash_parent =~ s/[^0-9a-fA-F]//g;
  43 $time_back =~ s/[^0-9]+//g;
  44
  45 sub git_header_html {
  46         print $cgi->header(-type => 'text/html', -charset => 'utf-8');
  47 print <<EOF;
  48 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
  49 <html>
  50 <head>
  51         <title>git - $project $action</title>
  52         <link rel="alternate" title="$project log" href="$my_uri?p=$project;a=rss" type="application/rss+xml"/>
  53         <style type="text/css">
  54                 body { font-family: sans-serif; font-size: 12px; margin:0px; }
  55                 a { color:#0000cc; }
  56                 a:hover { color:#880000; }
  57                 a:visited { color:#880000; }
  58                 a:active { color:#880000; }
  59                 div.page_header { margin:15px 25px 0px; height:25px; padding:8px; font-size:18px; clear:both; font-weight:bold; background-color: #d9d8d1; }
  60                 div.page_header a:visited { color:#0000cc; }
  61                 div.page_nav { margin:0px 25px; padding:8px; clear:both; border: solid #d9d8d1; border-width:0px 1px; }
  62                 div.page_nav a:visited { color:#0000cc; }
  63                 div.page_footer { margin:0px 25px 15px; height:17px; padding:4px; padding-left:8px; clear:both; background-color: #d9d8d1; }
  64                 div.page_footer_text { float:left; color:#888888; font-size:10px;}
  65                 div.page_body { margin:0px 25px; padding:8px; clear:both; border: solid #d9d8d1; border-width:0px 1px; }
  66                 a.log_title { display:block; margin:0px 25px; padding:8px; clear:both; font-weight:bold; background-color: #d9d8d1; text-decoration:none; color:#000000; }
  67                 a.log_title:hover { background-color: #c9c8c1; }
  68                 a.xml_logo { float:right; border:1px solid;
  69                         border-color:#fcc7a5 #7d3302 #3e1a01 #ff954e; width:35px; color:#ffffff; background-color:#ff6600;
  70                         font-weight:bold; font-family:sans-serif; text-align:center; font-size:11px; display:block; text-decoration:none;
  71                 }
  72                 a.xml_logo:hover { background-color:#ee5500; }
  73                 div.log_head { margin:0px 25px; min-height: 30px; padding:8px; clear:both;
  74                         border: solid #d9d8d1; border-width:0px 1px; font-family:monospace; background-color: #edece6;
  75                 }
  76                 div.log_body { margin:0px 25px; padding:8px; padding-left:150px; clear:both; border: solid #d9d8d1; border-width:0px 1px; }
  77                 span.log_age { position:relative; float:left; width:142px; }
  78                 div.log_functions { font-size:10px; font-family:sans-serif; position:relative; float:left; width:142px; }
  79                 div.signed_off { color: #a9a8a1; }
  80         </style>
  81 </head>
  82 <body>
  83 EOF
  84         print "<div class=\"page_header\">\n" .
  85               "<a href=\"http://kernel.org/pub/software/scm/git/\">" .
  86               "<img src=\"$my_uri?a=git-logo.png\" width=\"72\" height=\"27\" alt=\"git\" style=\"float:right; border-width:0px;\"/></a>";
  87         if ($defaultprojects ne "") {
  88                 print $cgi->a({-href => "$my_uri"}, "projects") . " / ";
  89         }
  90         if ($project ne "") {
  91                 print $cgi->a({-href => "$my_uri?p=$project;a=log"}, $project);
  92         }
  93         if ($action ne "") {
  94                 print " / $action";
  95         }
  96         print "</div>\n";
  97 }
  98
  99 sub git_footer_html {
 100         print "<div class=\"page_footer\">";
 101         print "<div class=\"page_footer_text\">version $version</div>";
 102         if ($project ne '') {
 103                 print $cgi->a({-href => "$my_uri?p=$project;a=rss", -class => "xml_logo"}, "XML") . "\n";
 104         }
 105         print "</div>";
 106         print "</body>\n</html>";
 107 }
 108
 109 sub git_head {
 110         my $path = shift;
 111         open my $fd, "$projectroot/$path/.git/HEAD";
 112         my $head = <$fd>;
 113         close $fd;
 114         chomp $head;
 115         return $head;
 116 }
 117
 118 sub git_commit {
 119         my $commit = shift;
 120         my %co;
 121         my @parents;
 122
 123         open my $fd, "-|", "$gitbin/cat-file commit $commit";
 124         while (my $line = <$fd>) {
 125                 chomp($line);
 126                 last if $line eq "";
 127                 if ($line =~ m/^tree (.*)$/) {
 128                         $co{'tree'} = $1;
 129                 } elsif ($line =~ m/^parent (.*)$/) {
 130                         push @parents, $1;
 131                 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
 132                         $co{'author'} = $1;
 133                         $co{'author_time_epoch'} = $2;
 134                         $co{'author_timezone'} = $3;
 135                         $co{'author_name'} = $co{'author'};
 136                         $co{'author_name'} =~ s/ <.*//;
 137                 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
 138                         $co{'committer'} = $1;
 139                         $co{'committer_time_epoch'} = $2;
 140                         $co{'committer_timezone'} = $3;
 141                         $co{'committer_name'} = $co{'committer'};
 142                         $co{'committer_name'} =~ s/ <.*//;
 143                 }
 144         }
 145         $co{'parents'} = \@parents;
 146         $co{'parent'} = $parents[0];
 147         my (@comment) = map { chomp; $_ } <$fd>;
 148         $co{'comment'} = \@comment;
 149         $co{'title'} = $comment[0];
 150         close $fd;
 151         return %co;
 152 }
 153
 154 sub git_diff_html {
 155         my $from_name = shift || "/dev/null";
 156         my $to_name = shift || "/dev/null";
 157         my $from = shift;
 158         my $to = shift;
 159
 160         my $from_tmp = "/dev/null";
 161         my $to_tmp = "/dev/null";
 162         my $from_label = "/dev/null";
 163         my $to_label = "/dev/null";
 164         my $pid = $$;
 165
 166         # create tmp from-file
 167         if ($from ne "") {
 168                 $from_tmp = "$gittmp/gitweb_" . $$ . "_from";
 169                 open my $fd2, "> $from_tmp";
 170                 open my $fd, "-|", "$gitbin/cat-file blob $from";
 171                 my @file = <$fd>;
 172                 print $fd2 @file;
 173                 close $fd2;
 174                 close $fd;
 175                 $from_label = "a/$from_name";
 176         }
 177
 178         # create tmp to-file
 179         if ($to ne "") {
 180                 $to_tmp = "$gittmp/gitweb_" . $$ . "_to";
 181                 open my $fd2, "> $to_tmp";
 182                 open my $fd, "-|", "$gitbin/cat-file blob $to";
 183                 my @file = <$fd>;
 184                 print $fd2 @file;
 185                 close $fd2;
 186                 close $fd;
 187                 $to_label = "b/$to_name";
 188         }
 189
 190         open my $fd, "-|", "/usr/bin/diff -u -p -L $from_label -L $to_label $from_tmp $to_tmp";
 191         print "<span style=\"color: #000099;\">===== ";
 192         if ($from ne "") {
 193                 print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$from"}, $from);
 194         } else {
 195                 print $from_name;
 196         }
 197         print " vs ";
 198         if ($to ne "") {
 199                 print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to"}, $to);
 200         } else {
 201                 print $to_name;
 202         }
 203         print " =====</span>\n";
 204         while (my $line = <$fd>) {
 205                 my $char = substr($line,0,1);
 206                 print '<span style="color: #008800;">' if $char eq '+';
 207                 print '<span style="color: #CC0000;">' if $char eq '-';
 208                 print '<span style="color: #990099;">' if $char eq '@';
 209                 print escapeHTML($line);
 210                 print '</span>' if $char eq '+' or $char eq '-' or $char eq '@';
 211         }
 212         close $fd;
 213
 214         if ($from ne "") {
 215                 unlink("$from_tmp");
 216         }
 217         if ($to ne "") {
 218                 unlink("$to_tmp");
 219         }
 220 }
 221
 222 sub mode_str {
 223         my $perms = oct shift;
 224         my $modestr;
 225         if ($perms & 040000) {
 226                 $modestr .= 'drwxrwxr-x';
 227         } else {
 228                 # git cares only about the executable bit
 229                 if ($perms & 0100) {
 230                         $modestr .= '-rwxrwxr-x';
 231                 } else {
 232                         $modestr .= '-rw-rw-r--';
 233                 };
 234         }
 235         return $modestr;
 236 }
 237
 238 sub date_str {
 239         my $epoch = shift;
 240         my $tz = shift || "-0000";
 241
 242         my %date;
 243         my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
 244         my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
 245         my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
 246         $date{'hour'} = $hour;
 247         $date{'minute'} = $min;
 248         $date{'mday'} = $mday;
 249         $date{'day'} = $days[$wday];
 250         $date{'month'} = $months[$mon];
 251         $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000", $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
 252         $date{'mday-time'} = sprintf "%d %s %02d:%02d", $mday, $months[$mon], $hour ,$min;
 253
 254         $tz =~ m/((-|\+)[0-9][0-9])([0-9][0-9])/;
 255         my $local = $epoch + (($1 + ($2/60)) * 3600);
 256         ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
 257         $date{'rfc2822_local'} = sprintf "%s, %d %s %4d %02d:%02d:%02d %s", $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec, $tz;
 258         return %date;
 259 }
 260
 261 if ($action eq "git-logo.png") {
 262         print $cgi->header(-type => 'image/png', -expires => '+1d');
 263         print   "\211\120\116\107\015\012\032\012\000\000\000\015\111\110\104\122".
 264                 "\000\000\000\110\000\000\000\033\004\003\000\000\000\055\331\324".
 265                 "\055\000\000\000\030\120\114\124\105\377\377\377\140\140\135\260".
 266                 "\257\252\000\200\000\316\315\307\300\000\000\350\350\346\367\367".
 267                 "\366\225\014\247\107\000\000\000\163\111\104\101\124\050\317\143".
 268                 "\110\147\040\004\112\134\030\012\010\052\142\123\141\040\002\010".
 269                 "\015\151\105\254\241\241\001\060\014\223\140\066\046\122\221\261".
 270                 "\001\021\326\341\125\144\154\154\314\154\154\014\242\014\160\052".
 271                 "\142\006\052\301\142\035\263\001\002\123\244\010\350\000\003\030".
 272                 "\046\126\021\324\341\040\227\033\340\264\016\065\044\161\051\202".
 273                 "\231\060\270\223\012\021\271\105\210\301\215\240\242\104\041\006".
 274                 "\047\101\202\100\205\301\105\211\040\160\001\000\244\075\041\305".
 275                 "\022\034\232\376\000\000\000\000\111\105\116\104\256\102\140\202";
 276         exit;
 277 }
 278
 279 # show list of default projects
 280 if ($project eq "") {
 281         opendir(my $fd, "$projectroot/$defaultprojects");
 282         my (@path) = sort grep(!/^\./, readdir($fd));
 283         closedir($fd);
 284         git_header_html();
 285         print "<div class=\"page_body\">\n";
 286         print "<br/><br/>\n";
 287         foreach my $line (@path) {
 288                 if (-e "$projectroot/$defaultprojects/$line/.git/HEAD") {
 289                         print $cgi->a({-href => "$my_uri?p=$defaultprojects/$line;a=log"}, "$defaultprojects/$line") . "<br/>\n";
 290                 }
 291         }
 292         print "<br/></div>";
 293         git_footer_html();
 294         exit;
 295 }
 296
 297 if ($action eq "") {
 298         $action = "log";
 299 }
 300
 301 if ($action eq "blob") {
 302         git_header_html();
 303         print "<div class=\"page_body\"><pre><br/><br/>\n";
 304         open my $fd, "-|", "$gitbin/cat-file blob $hash";
 305         my $nr;
 306         while (my $line = <$fd>) {
 307                 $nr++;
 308                 printf "<span style =\"color: #999999;\">%4i\t</span>%s", $nr, escapeHTML($line);;
 309         }
 310         close $fd;
 311         print "<br/><br/></pre>\n";
 312         print "</div>";
 313         git_footer_html();
 314 } elsif ($action eq "tree") {
 315         if ($hash eq "") {
 316                 $hash = git_head($project);
 317         }
 318         open my $fd, "-|", "$gitbin/ls-tree $hash";
 319         my (@entries) = map { chomp; $_ } <$fd>;
 320         close $fd;
 321         git_header_html();
 322         print "<div class=\"page_body\">\n";
 323         print "<br/><pre>\n";
 324         foreach my $line (@entries) {
 325                 #'100644        blob    0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa        panic.c'
 326                 $line =~ m/^([0-9]+)\t(.*)\t(.*)\t(.*)$/;
 327                 my $t_mode = $1;
 328                 my $t_type = $2;
 329                 my $t_hash = $3;
 330                 my $t_name = $4;
 331                 if ($t_type eq "blob") {
 332                         print mode_str($t_mode). " " . $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$t_hash"}, $t_name) . "\n";
 333                 } elsif ($t_type eq "tree") {
 334                         print mode_str($t_mode). " " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$t_hash"}, $t_name) . "\n";
 335                 }
 336         }
 337         print "</pre>\n";
 338         print "<br/></div>";
 339         git_footer_html();
 340 } elsif ($action eq "log" || $action eq "rss") {
 341         open my $fd, "-|", "$gitbin/rev-list " . git_head($project);
 342         my (@revtree) = map { chomp; $_ } <$fd>;
 343         close $fd;
 344
 345         if ($action eq "log") {
 346                 git_header_html();
 347                 print "<div class=\"page_nav\">\n";
 348                 print "view  ";
 349                 print $cgi->a({-href => "$my_uri?p=$project;a=log"}, "last day") . " | \n" .
 350                       $cgi->a({-href => "$my_uri?p=$project;a=log;t=7"}, "week") . " | \n" .
 351                       $cgi->a({-href => "$my_uri?p=$project;a=log;t=31"}, "month") . " | \n" .
 352                       $cgi->a({-href => "$my_uri?p=$project;a=log;t=365"}, "year") . " | \n" .
 353                       $cgi->a({-href => "$my_uri?p=$project;a=log;t=0"}, "all") . "<br/>\n";
 354                 print "<br/><br/>\n" .
 355                       "</div>\n";
 356         } elsif ($action eq "rss") {
 357                 print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
 358                 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n".
 359                       "<rss version=\"0.91\">\n";
 360                 print "<channel>\n";
 361                 print "<title>$project</title>\n".
 362                       "<link> " . $my_url . "/$project/log</link>\n".
 363                       "<description>$project log</description>\n".
 364                       "<language>en</language>\n";
 365         }
 366
 367         for (my $i = 0; $i <= $#revtree; $i++) {
 368                 my $commit = $revtree[$i];
 369                 my %co = git_commit($commit);
 370                 my %ad = date_str($co{'author_time_epoch'});
 371                 my $age = time - $co{'committer_time_epoch'};
 372                 my $age_string;
 373                 if ($age > 60*60*24*365*2) {
 374                         $age_string = int $age/60/60/24/365;
 375                         $age_string .= " years ago";
 376                 } elsif ($age > 60*60*24*365/12*2) {
 377                         $age_string = int $age/60/60/24/365/12;
 378                         $age_string .= " months ago";
 379                 } elsif ($age > 60*60*24*7*2) {
 380                         $age_string = int $age/60/60/24/7;
 381                         $age_string .= " weeks ago";
 382                 } elsif ($age > 60*60*24*2) {
 383                         $age_string = int $age/60/60/24;
 384                         $age_string .= " days ago";
 385                 } elsif ($age > 60*60*2) {
 386                         $age_string = int $age/60/60;
 387                         $age_string .= " hours ago";
 388                 } elsif ($age > 60*2) {
 389                         $age_string = int $age/60;
 390                         $age_string .= " minutes ago";
 391                 }
 392                 if ($action eq "log") {
 393                 if ($time_back > 0 && $age > $time_back*60*60*24) {
 394                                 if ($i == 0) {
 395                                         print "<div class=\"page_body\"> Last change $age_string.<br/><br/></div>\n";
 396                                 }
 397                                 last;
 398                         }
 399                         print "<div><a href=\"$my_uri?p=$project;a=commit;h=$commit\" class=\"log_title\">\n" .
 400                               "<span class=\"log_age\">" . $age_string . "</span>\n" . escapeHTML($co{'title'}) . "</a>\n" .
 401                               "</div>\n";
 402                         print "<div class=\"log_head\">\n" .
 403                               "<div class=\"log_functions\">\n" .
 404                               $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit"}, "view commit") . "<br/>\n" .
 405                               $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$commit"}, "view diff") . "<br/>\n" .
 406                               "</div>\n" .
 407                               escapeHTML($co{'author_name'}) .  " [" . $ad{'rfc2822'} . "]<br/>\n" .
 408                               "</div>\n" .
 409                               "<div class=\"log_body\">\n";
 410                         my $comment = $co{'comment'};
 411                         foreach my $line (@$comment) {
 412                                 if ($line =~ m/^(signed-off|acked)-by:/i) {
 413                                         print '<div class="signed_off">' . escapeHTML($line) . "<br/></div>\n";
 414                                 } else {
 415                                         print escapeHTML($line) . "<br/>\n";
 416                                 }
 417                         }
 418                         print "<br/><br/>\n" .
 419                               "</div>\n";
 420                 } elsif ($action eq "rss") {
 421                         last if ($i >= 20);
 422                         print "<item>\n" .
 423                               "\t<title>" . sprintf("%d %s %02d:%02d", $ad{'mday'}, $ad{'month'}, $ad{'hour'}, $ad{'min'}) . " - " . escapeHTML($co{'title'}) . "</title>\n" .
 424                               "\t<link> " . $my_url . "?p=$project;a==commit;h=$commit</link>\n" .
 425                               "\t<description>";
 426                         my $comment = $co{'comment'};
 427                         foreach my $line (@$comment) {
 428                                 print escapeHTML($line) . "\n";
 429                         }
 430                         print "\t</description>\n" .
 431                               "</item>\n";
 432                 }
 433         }
 434         if ($action eq "log") {
 435                 git_footer_html();
 436         } elsif ($action eq "rss") {
 437                 print "</channel></rss>";
 438         }
 439 } elsif ($action eq "commit") {
 440         my %co = git_commit($hash);
 441         my %ad = date_str($co{'author_time_epoch'}, $co{'author_time_zone'});
 442         my %cd = date_str($co{'committer_time_epoch'}, $co{'committer_time_zone'});
 443         open my $fd, "-|", "$gitbin/diff-tree -r " . $co{'parent'} . " $hash";
 444         my (@difftree) = map { chomp; $_ } <$fd>;
 445         close $fd;
 446
 447         git_header_html();
 448         print "<div class=\"page_nav\"> view\n" .
 449               $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") . " | \n" .
 450               $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "diff") . "\n" .
 451               "<br/><br/></div>\n";
 452         print "<a class=\"log_title\" href=\"$my_uri?p=$project;a=commitdiff;h=$hash\">$co{'title'}</a>\n";
 453         print "<div class=\"log_head\">" .
 454               "author &nbsp; &nbsp;" . escapeHTML($co{'author'}) .  " [" . $ad{'rfc2822'} . "]<br/>\n";
 455         if ($ad{'hour'} < 7 ) { print "<span style=\"color: #990000;\">"; }
 456         if ($ad{'hour'} < 7 ) { print "</span>"; }
 457         print "committer " . escapeHTML($co{'committer'}) .  " [" . $cd{'rfc2822'} . "]<br/>\n" .
 458               "commit &nbsp; &nbsp;$hash<br/>\n" .
 459               "tree &nbsp; &nbsp; &nbsp;" . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'}"}, $co{'tree'}) . "<br/>\n";
 460         my $parents  = $co{'parents'};
 461         foreach my $par (@$parents) {
 462                 print "parent &nbsp; &nbsp;" . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$par"}, $par) . "<br/>\n";
 463         }
 464         print "</div>\n";
 465         print "<div class=\"page_body\">\n";
 466         my $comment = $co{'comment'};
 467         foreach my $line (@$comment) {
 468                 if ($line =~ m/(signed-off|acked)-by:/i) {
 469                         print '<div class="signed_off">' . escapeHTML($line) . "<br/></div>\n";
 470                 } else {
 471                         print escapeHTML($line) . "<br/>\n";
 472                 }
 473         }
 474         print "<br/><br/>\n";
 475         print "<pre>\n";
 476         foreach my $line (@difftree) {
 477                 # '*100644->100644      blob    9f91a116d91926df3ba936a80f020a6ab1084d2b->bb90a0c3a91eb52020d0db0e8b4f94d30e02d596      net/ipv4/route.c'
 478                 # '+100644      blob    4a83ab6cd565d21ab0385bac6643826b83c2fcd4        arch/arm/lib/bitops.h'
 479                 $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
 480                 my $op = $1;
 481                 my $mode = $2;
 482                 my $type = $3;
 483                 my $id = $4;
 484                 my $file = $5;
 485                 $mode =~ m/^([0-7]{6})/;
 486                 my $modestr = mode_str($1);
 487                 if ($type eq "blob") {
 488                         if ($op eq "+") {
 489                                 print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$id"}, $file) . " (new)\n";
 490                         } elsif ($op eq "-") {
 491                                 print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;hp=$id"}, $file) . " (removed)\n";
 492                         } elsif ($op eq "*") {
 493                                 $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
 494                                 my $from = $1;
 495                                 my $to = $2;
 496                                 print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$to;hp=$from"}, $file) . "\n";
 497                         }
 498                 }
 499         }
 500         print "</pre>\n" .
 501               "<br/></div>";
 502         git_footer_html();
 503 } elsif ($action eq "blobdiff") {
 504         git_header_html();
 505         print "<div class=\"page_body\"><br/><br/>\n" .
 506               "<pre>\n";
 507         git_diff_html($hash_parent, $hash, $hash_parent, $hash);
 508         print "</pre>\n" .
 509               "<br/></div>";
 510         git_footer_html();
 511 } elsif ($action eq "commitdiff") {
 512         my %co = git_commit($hash);
 513         open my $fd, "-|", "$gitbin/diff-tree -r " . $co{'parent'} . " $hash";
 514         my (@difftree) = map { chomp; $_ } <$fd>;
 515         close $fd;
 516
 517         git_header_html();
 518         print "<div class=\"page_nav\"> view\n" .
 519               $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") . " | \n" .
 520               $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "diff") . "\n" .
 521               "<br/><br/></div>\n";
 522         print $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash", -class => "log_title"}, $co{'title'}) ."\n";
 523         print "<div class=\"page_body\">\n" .
 524               "<pre>\n";
 525         foreach my $line (@difftree) {
 526                 # '*100644->100644      blob    8e5f9bbdf4de94a1bc4b4da8cb06677ce0a57716->8da3a306d0c0c070d87048d14a033df02f40a154      Makefile'
 527                 $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
 528                 my $op = $1;
 529                 my $mode = $2;
 530                 my $type = $3;
 531                 my $id = $4;
 532                 my $file = $5;
 533                 if ($type eq "blob") {
 534                         if ($op eq "+") {
 535                                 git_diff_html("", $file, "", $id);
 536                         } elsif ($op eq "-") {
 537                                 git_diff_html($file, "", $id, "");
 538                         } elsif ($op eq "*") {
 539                                 $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
 540                                 git_diff_html($file, $file, $1, $2);
 541                         }
 542                 }
 543         }
 544         print "<br/></pre>\n";
 545         print "</div>";
 546         git_footer_html();
 547 } else {
 548         git_header_html();
 549         print "<div class=\"page_body\">\n" .
 550               "<br/><br/>\n";
 551         print "unknown action\n";
 552         print "<br/></div>\n";
 553         git_footer_html();
 554 }