Andrew's git - gitweb.git/blob

   1#!/usr/bin/perl
   2
   3# gitweb - 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 program is licensed under the GPL v2, or a later version
   9
  10use strict;
  11use warnings;
  12use CGI qw(:standard :escapeHTML -nosticky);
  13use CGI::Util qw(unescape);
  14use CGI::Carp qw(fatalsToBrowser);
  15use Fcntl ':mode';
  16
  17my $cgi = new CGI;
  18my $version =           "239";
  19my $my_url =            $cgi->url();
  20my $my_uri =            $cgi->url(-absolute => 1);
  21my $rss_link = "";
  22
  23# absolute fs-path which will be prepended to the project path
  24my $projectroot =       "/pub/scm";
  25$projectroot = "/home/kay/public_html/pub/scm";
  26
  27# location of the git-core binaries
  28my $gitbin =            "/usr/bin";
  29
  30# location for temporary files needed for diffs
  31my $git_temp =          "/tmp/gitweb";
  32
  33# target of the home link on top of all pages
  34my $home_link =         $my_uri;
  35
  36# html text to include at home page
  37my $home_text =         "indextext.html";
  38
  39# source of projects list
  40#my $projects_list = $projectroot;
  41my $projects_list = "index/index.aux";
  42
  43# input validation and dispatch
  44my $action = $cgi->param('a');
  45if (defined $action) {
  46        if ($action =~ m/[^0-9a-zA-Z\.\-_]+/) {
  47                undef $action;
  48                die_error(undef, "Invalid action parameter.");
  49        }
  50        if ($action eq "git-logo.png") {
  51                git_logo();
  52                exit;
  53        } elsif ($action eq "opml") {
  54                git_opml();
  55                exit;
  56        }
  57}
  58
  59my $order = $cgi->param('o');
  60if (defined $order) {
  61        if ($order =~ m/[^a-zA-Z0-9_]/) {
  62                undef $order;
  63                die_error(undef, "Invalid order parameter.");
  64        }
  65}
  66
  67my $project = $cgi->param('p');
  68if (defined $project) {
  69        if ($project =~ m/(^|\/)(|\.|\.\.)($|\/)/) {
  70                undef $project;
  71                die_error(undef, "Non-canonical project parameter.");
  72        }
  73        if ($project =~ m/[^a-zA-Z0-9_\.\/\-\+\#\~]/) {
  74                undef $project;
  75                die_error(undef, "Invalid character in project parameter.");
  76        }
  77        if (!(-d "$projectroot/$project")) {
  78                undef $project;
  79                die_error(undef, "No such directory.");
  80        }
  81        if (!(-e "$projectroot/$project/HEAD")) {
  82                undef $project;
  83                die_error(undef, "No such project.");
  84        }
  85        $rss_link = "<link rel=\"alternate\" title=\"$project log\" href=\"$my_uri?p=$project;a=rss\" type=\"application/rss+xml\"/>";
  86        $ENV{'GIT_DIR'} = "$projectroot/$project";
  87} else {
  88        git_project_list();
  89        exit;
  90}
  91
  92my $file_name = $cgi->param('f');
  93if (defined $file_name) {
  94        if ($file_name =~ m/(^|\/)(|\.|\.\.)($|\/)/) {
  95                undef $file_name;
  96                die_error(undef, "Non-canonical file parameter.");
  97        }
  98        if ($file_name =~ m/[^a-zA-Z0-9_\.\/\-\+\#\~\:\!]/) {
  99                undef $file_name;
 100                die_error(undef, "Invalid character in file parameter.");
 101        }
 102}
 103
 104my $hash = $cgi->param('h');
 105if (defined $hash) {
 106        if (!($hash =~ m/^[0-9a-fA-F]{40}$/)) {
 107                if ($hash =~ m/(^|\/)(|\.|\.\.)($|\/)/) {
 108                        undef $hash;
 109                        die_error(undef, "Non-canonical hash parameter.");
 110                }
 111                if ($hash =~ m/[^a-zA-Z0-9_\.\/\-\+\#\~\:\!]/) {
 112                        undef $hash;
 113                        die_error(undef, "Invalid character in hash parameter.");
 114                }
 115                # replace branch-name with hash
 116                my $branchlist = git_read_refs("refs/heads");
 117                foreach my $entry (@$branchlist) {
 118                        my %branch = %$entry;
 119                        if ($branch{'name'} eq $hash) {
 120                                $hash = $branch{'id'};
 121                                last;
 122                        }
 123                }
 124        }
 125}
 126
 127my $hash_parent = $cgi->param('hp');
 128if (defined $hash_parent && !($hash_parent =~ m/^[0-9a-fA-F]{40}$/)) {
 129        undef $hash_parent;
 130        die_error(undef, "Invalid hash_parent parameter.");
 131}
 132
 133my $hash_base = $cgi->param('hb');
 134if (defined $hash_base && !($hash_base =~ m/^[0-9a-fA-F]{40}$/)) {
 135        undef $hash_base;
 136        die_error(undef, "Invalid parent hash parameter.");
 137}
 138
 139my $page = $cgi->param('pg');
 140if (defined $page) {
 141        if ($page =~ m/^[^0-9]+$/) {
 142                undef $page;
 143                die_error(undef, "Invalid page parameter.");
 144        }
 145}
 146
 147my $searchtext = $cgi->param('s');
 148if (defined $searchtext) {
 149        if ($searchtext =~ m/[^a-zA-Z0-9_\.\/\-\+\:\@ ]/) {
 150                undef $searchtext;
 151                die_error(undef, "Invalid search parameter.");
 152        }
 153        $searchtext = quotemeta $searchtext;
 154}
 155
 156if (!defined $action || $action eq "summary") {
 157        git_summary();
 158        exit;
 159} elsif ($action eq "branches") {
 160        git_branches();
 161        exit;
 162} elsif ($action eq "tags") {
 163        git_tags();
 164        exit;
 165} elsif ($action eq "blob") {
 166        git_blob();
 167        exit;
 168} elsif ($action eq "blob_plain") {
 169        git_blob_plain();
 170        exit;
 171} elsif ($action eq "tree") {
 172        git_tree();
 173        exit;
 174} elsif ($action eq "rss") {
 175        git_rss();
 176        exit;
 177} elsif ($action eq "commit") {
 178        git_commit();
 179        exit;
 180} elsif ($action eq "log") {
 181        git_log();
 182        exit;
 183} elsif ($action eq "blobdiff") {
 184        git_blobdiff();
 185        exit;
 186} elsif ($action eq "blobdiff_plain") {
 187        git_blobdiff_plain();
 188        exit;
 189} elsif ($action eq "commitdiff") {
 190        git_commitdiff();
 191        exit;
 192} elsif ($action eq "commitdiff_plain") {
 193        git_commitdiff_plain();
 194        exit;
 195} elsif ($action eq "history") {
 196        git_history();
 197        exit;
 198} elsif ($action eq "search") {
 199        git_search();
 200        exit;
 201} elsif ($action eq "shortlog") {
 202        git_shortlog();
 203        exit;
 204} elsif ($action eq "tag") {
 205        git_tag();
 206        exit;
 207} else {
 208        undef $action;
 209        die_error(undef, "Unknown action.");
 210        exit;
 211}
 212
 213sub git_header_html {
 214        my $status = shift || "200 OK";
 215
 216        my $title = "git";
 217        if (defined $project) {
 218                $title .= " - $project";
 219                if (defined $action) {
 220                        $title .= "/$action";
 221                }
 222        }
 223        print $cgi->header(-type=>'text/html',  -charset => 'utf-8', -status=> $status);
 224        print <<EOF;
 225<?xml version="1.0" encoding="utf-8"?>
 226<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
 227<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
 228<!-- git web interface v$version, (C) 2005, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke <ch\@gierke.de> -->
 229<head>
 230<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
 231<meta name="robots" content="index, nofollow"/>
 232<title>$title</title>
 233$rss_link
 234<style type="text/css">
 235body { font-family: sans-serif; font-size: 12px; margin:0px; border:solid #d9d8d1; border-width:1px; margin:10px; }
 236a { color:#0000cc; }
 237a:hover, a:visited, a:active { color:#880000; }
 238div.page_header { height:25px; padding:8px; font-size:18px; font-weight:bold; background-color:#d9d8d1; }
 239div.page_header a:visited, a.header { color:#0000cc; }
 240div.page_header a:hover { color:#880000; }
 241div.page_nav { padding:8px; }
 242div.page_nav a:visited { color:#0000cc; }
 243div.page_path { padding:8px; border:solid #d9d8d1; border-width:0px 0px 1px}
 244div.page_footer { height:17px; padding:4px 8px; background-color: #d9d8d1; }
 245div.page_footer_text { float:left; color:#555555; font-style:italic; }
 246div.page_body { padding:8px; }
 247div.title, a.title {
 248        display:block; padding:6px 8px;
 249        font-weight:bold; background-color:#edece6; text-decoration:none; color:#000000;
 250}
 251a.title:hover { background-color: #d9d8d1; }
 252div.title_text { padding:6px 0px; border: solid #d9d8d1; border-width:0px 0px 1px; }
 253div.log_body { padding:8px 8px 8px 150px; }
 254span.age { position:relative; float:left; width:142px; font-style:italic; }
 255div.log_link {
 256        padding:0px 8px;
 257        font-size:10px; font-family:sans-serif; font-style:normal;
 258        position:relative; float:left; width:136px;
 259}
 260div.list_head { padding:6px 8px 4px; border:solid #d9d8d1; border-width:1px 0px 0px; font-style:italic; }
 261a.list { text-decoration:none; color:#000000; }
 262a.list:hover { text-decoration:underline; color:#880000; }
 263a.text { text-decoration:none; color:#0000cc; }
 264a.text:visited { text-decoration:none; color:#880000; }
 265a.text:hover { text-decoration:underline; color:#880000; }
 266table { padding:8px 4px; }
 267th { padding:2px 5px; font-size:12px; text-align:left; }
 268tr.light:hover { background-color:#edece6; }
 269tr.dark { background-color:#f6f6f0; }
 270tr.dark:hover { background-color:#edece6; }
 271td { padding:2px 5px; font-size:12px; vertical-align:top; }
 272td.link { padding:2px 5px; font-family:sans-serif; font-size:10px; }
 273div.pre { font-family:monospace; font-size:12px; white-space:pre; }
 274div.diff_info { font-family:monospace; color:#000099; background-color:#edece6; font-style:italic; }
 275div.index_include { border:solid #d9d8d1; border-width:0px 0px 1px; padding:12px 8px; }
 276div.search { margin:4px 8px; position:absolute; top:56px; right:12px }
 277a.linenr { color:#999999; text-decoration:none }
 278a.rss_logo {
 279        float:right; padding:3px 0px; width:35px; line-height:10px;
 280        border:1px solid; border-color:#fcc7a5 #7d3302 #3e1a01 #ff954e;
 281        color:#ffffff; background-color:#ff6600;
 282        font-weight:bold; font-family:sans-serif; font-size:10px;
 283        text-align:center; text-decoration:none;
 284}
 285a.rss_logo:hover { background-color:#ee5500; }
 286</style>
 287</head>
 288<body>
 289EOF
 290        print "<div class=\"page_header\">\n" .
 291              "<a href=\"http://www.kernel.org/pub/software/scm/git/docs/\" title=\"git documentation\">" .
 292              "<img src=\"$my_uri?a=git-logo.png\" width=\"72\" height=\"27\" alt=\"git\" style=\"float:right; border-width:0px;\"/>" .
 293              "</a>\n";
 294        print $cgi->a({-href => $home_link}, "projects") . " / ";
 295        if (defined $project) {
 296                print $cgi->a({-href => "$my_uri?p=$project;a=summary"}, escapeHTML($project));
 297                if (defined $action) {
 298                        print " / $action";
 299                }
 300                print "\n";
 301                if (!defined $searchtext) {
 302                        $searchtext = "";
 303                }
 304                $cgi->param("a", "search");
 305                print $cgi->startform(-method => "get", -action => "$my_uri") .
 306                      "<div class=\"search\">\n" .
 307                      $cgi->hidden(-name => "p") . "\n" .
 308                      $cgi->hidden(-name => "a") . "\n" .
 309                      $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
 310                      "</div>" .
 311                      $cgi->end_form() . "\n";
 312        }
 313        print "</div>\n";
 314}
 315
 316sub git_footer_html {
 317        print "<div class=\"page_footer\">\n";
 318        if (defined $project) {
 319                my $descr = git_read_description($project);
 320                if (defined $descr) {
 321                        print "<div class=\"page_footer_text\">" . escapeHTML($descr) . "</div>\n";
 322                }
 323                print $cgi->a({-href => "$my_uri?p=$project;a=rss", -class => "rss_logo"}, "RSS") . "\n";
 324        } else {
 325                print $cgi->a({-href => "$my_uri?a=opml", -class => "rss_logo"}, "OPML") . "\n";
 326        }
 327        print "</div>\n" .
 328              "</body>\n" .
 329              "</html>";
 330}
 331
 332sub die_error {
 333        my $status = shift || "403 Forbidden";
 334        my $error = shift || "Malformed query, file missing or permission denied"; 
 335
 336        git_header_html($status);
 337        print "<div class=\"page_body\">\n" .
 338              "<br/><br/>\n" .
 339              "$status - $error\n" .
 340              "<br/>\n" .
 341              "</div>\n";
 342        git_footer_html();
 343        exit;
 344}
 345
 346sub git_get_type {
 347        my $hash = shift;
 348
 349        open my $fd, "-|", "$gitbin/git-cat-file -t $hash" or return;
 350        my $type = <$fd>;
 351        close $fd or return;
 352        chomp $type;
 353        return $type;
 354}
 355
 356sub git_read_hash {
 357        my $path = shift;
 358
 359        open my $fd, "$projectroot/$path" or return undef;
 360        my $head = <$fd>;
 361        close $fd;
 362        chomp $head;
 363        if ($head =~ m/^[0-9a-fA-F]{40}$/) {
 364                return $head;
 365        }
 366}
 367
 368sub git_read_description {
 369        my $path = shift;
 370
 371        open my $fd, "$projectroot/$path/description" or return undef;
 372        my $descr = <$fd>;
 373        close $fd;
 374        chomp $descr;
 375        return $descr;
 376}
 377
 378sub git_read_tag {
 379        my $tag_id = shift;
 380        my %tag;
 381        my @comment;
 382
 383        open my $fd, "-|", "$gitbin/git-cat-file tag $tag_id" or return;
 384        $tag{'id'} = $tag_id;
 385        while (my $line = <$fd>) {
 386                chomp $line;
 387                if ($line =~ m/^object ([0-9a-fA-F]{40})$/) {
 388                        $tag{'object'} = $1;
 389                } elsif ($line =~ m/^type (.+)$/) {
 390                        $tag{'type'} = $1;
 391                } elsif ($line =~ m/^tag (.+)$/) {
 392                        $tag{'name'} = $1;
 393                } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
 394                        $tag{'author'} = $1;
 395                        $tag{'epoch'} = $2;
 396                        $tag{'tz'} = $3;
 397                } elsif ($line =~ m/--BEGIN/) {
 398                        push @comment, $line;
 399                        last;
 400                } elsif ($line eq "") {
 401                        last;
 402                }
 403        }
 404        push @comment, <$fd>;
 405        $tag{'comment'} = \@comment;
 406        close $fd or return;
 407        if (!defined $tag{'name'}) {
 408                return
 409        };
 410        return %tag
 411}
 412
 413sub age_string {
 414        my $age = shift;
 415        my $age_str;
 416
 417        if ($age > 60*60*24*365*2) {
 418                $age_str = (int $age/60/60/24/365);
 419                $age_str .= " years ago";
 420        } elsif ($age > 60*60*24*(365/12)*2) {
 421                $age_str = int $age/60/60/24/(365/12);
 422                $age_str .= " months ago";
 423        } elsif ($age > 60*60*24*7*2) {
 424                $age_str = int $age/60/60/24/7;
 425                $age_str .= " weeks ago";
 426        } elsif ($age > 60*60*24*2) {
 427                $age_str = int $age/60/60/24;
 428                $age_str .= " days ago";
 429        } elsif ($age > 60*60*2) {
 430                $age_str = int $age/60/60;
 431                $age_str .= " hours ago";
 432        } elsif ($age > 60*2) {
 433                $age_str = int $age/60;
 434                $age_str .= " min ago";
 435        } elsif ($age > 2) {
 436                $age_str = int $age;
 437                $age_str .= " sec ago";
 438        } else {
 439                $age_str .= " right now";
 440        }
 441        return $age_str;
 442}
 443
 444sub git_read_commit {
 445        my $commit_id = shift;
 446        my $commit_text = shift;
 447
 448        my @commit_lines;
 449        my %co;
 450        my @parents;
 451
 452        if (defined $commit_text) {
 453                @commit_lines = @$commit_text;
 454        } else {
 455                open my $fd, "-|", "$gitbin/git-cat-file commit $commit_id" or return;
 456                @commit_lines = map { chomp; $_ } <$fd>;
 457                close $fd or return;
 458        }
 459        while (my $line = shift @commit_lines) {
 460                last if $line eq "\n";
 461                if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
 462                        $co{'tree'} = $1;
 463                } elsif ($line =~ m/^parent ([0-9a-fA-F]{40})$/) {
 464                        push @parents, $1;
 465                } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
 466                        $co{'author'} = $1;
 467                        $co{'author_epoch'} = $2;
 468                        $co{'author_tz'} = $3;
 469                        if ($co{'author'} =~ m/^([^<]+) </) {
 470                                $co{'author_name'} = $1;
 471                        } else {
 472                                $co{'author_name'} = $co{'author'};
 473                        }
 474                } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
 475                        $co{'committer'} = $1;
 476                        $co{'committer_epoch'} = $2;
 477                        $co{'committer_tz'} = $3;
 478                        $co{'committer_name'} = $co{'committer'};
 479                        $co{'committer_name'} =~ s/ <.*//;
 480                }
 481        }
 482        if (!defined $co{'tree'}) {
 483                return undef
 484        };
 485        $co{'id'} = $commit_id;
 486        $co{'parents'} = \@parents;
 487        $co{'parent'} = $parents[0];
 488        $co{'comment'} = \@commit_lines;
 489        foreach my $title (@commit_lines) {
 490                if ($title ne "") {
 491                        $co{'title'} = chop_str($title, 80);
 492                        # remove leading stuff of merges to make the interesting part visible
 493                        if (length($title) > 50) {
 494                                $title =~ s/^Automatic //;
 495                                $title =~ s/^merge (of|with) /Merge ... /i;
 496                                if (length($title) > 50) {
 497                                        $title =~ s/(http|rsync):\/\///;
 498                                }
 499                                if (length($title) > 50) {
 500                                        $title =~ s/(master|www|rsync)\.//;
 501                                }
 502                                if (length($title) > 50) {
 503                                        $title =~ s/kernel.org:?//;
 504                                }
 505                                if (length($title) > 50) {
 506                                        $title =~ s/\/pub\/scm//;
 507                                }
 508                        }
 509                        $co{'title_short'} = chop_str($title, 50);
 510                        last;
 511                }
 512        }
 513
 514        my $age = time - $co{'committer_epoch'};
 515        $co{'age'} = $age;
 516        $co{'age_string'} = age_string($age);
 517        my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
 518        if ($age > 60*60*24*7*2) {
 519                $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
 520                $co{'age_string_age'} = $co{'age_string'};
 521        } else {
 522                $co{'age_string_date'} = $co{'age_string'};
 523                $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
 524        }
 525        return %co;
 526}
 527
 528sub git_diff_print {
 529        my $from = shift;
 530        my $from_name = shift;
 531        my $to = shift;
 532        my $to_name = shift;
 533        my $format = shift || "html";
 534
 535        my $from_tmp = "/dev/null";
 536        my $to_tmp = "/dev/null";
 537        my $pid = $$;
 538
 539        # create tmp from-file
 540        if (defined $from) {
 541                $from_tmp = "$git_temp/gitweb_" . $$ . "_from";
 542                open my $fd2, "> $from_tmp";
 543                open my $fd, "-|", "$gitbin/git-cat-file blob $from";
 544                my @file = <$fd>;
 545                print $fd2 @file;
 546                close $fd2;
 547                close $fd;
 548        }
 549
 550        # create tmp to-file
 551        if (defined $to) {
 552                $to_tmp = "$git_temp/gitweb_" . $$ . "_to";
 553                open my $fd2, "> $to_tmp";
 554                open my $fd, "-|", "$gitbin/git-cat-file blob $to";
 555                my @file = <$fd>;
 556                print $fd2 @file;
 557                close $fd2;
 558                close $fd;
 559        }
 560
 561        open my $fd, "-|", "/usr/bin/diff -u -p -L $from_name -L $to_name $from_tmp $to_tmp";
 562        if ($format eq "plain") {
 563                undef $/;
 564                print <$fd>;
 565                $/ = "\n";
 566        } else {
 567                while (my $line = <$fd>) {
 568                        chomp($line);
 569                        my $char = substr($line, 0, 1);
 570                        my $color = "";
 571                        if ($char eq '+') {
 572                                $color = " style=\"color:#008800;\"";
 573                        } elsif ($char eq "-") {
 574                                $color = " style=\"color:#cc0000;\"";
 575                        } elsif ($char eq "@") {
 576                                $color = " style=\"color:#990099;\"";
 577                        } elsif ($char eq "\\") {
 578                                # skip errors
 579                                next;
 580                        }
 581                        while ((my $pos = index($line, "\t")) != -1) {
 582                                if (my $count = (8 - (($pos-1) % 8))) {
 583                                        my $spaces = ' ' x $count;
 584                                        $line =~ s/\t/$spaces/;
 585                                }
 586                        }
 587                        print "<div class=\"pre\"$color>" . escapeHTML($line) . "</div>\n";
 588                }
 589        }
 590        close $fd;
 591
 592        if (defined $from) {
 593                unlink($from_tmp);
 594        }
 595        if (defined $to) {
 596                unlink($to_tmp);
 597        }
 598}
 599
 600sub mode_str {
 601        my $mode = oct shift;
 602
 603        if (S_ISDIR($mode & S_IFMT)) {
 604                return 'drwxr-xr-x';
 605        } elsif (S_ISLNK($mode)) {
 606                return 'lrwxrwxrwx';
 607        } elsif (S_ISREG($mode)) {
 608                # git cares only about the executable bit
 609                if ($mode & S_IXUSR) {
 610                        return '-rwxr-xr-x';
 611                } else {
 612                        return '-rw-r--r--';
 613                };
 614        } else {
 615                return '----------';
 616        }
 617}
 618
 619sub chop_str {
 620        my $str = shift;
 621        my $len = shift;
 622        my $add_len = shift || 10;
 623
 624        $str =~ m/^(.{0,$len}[^ \/\-_:\.@]{0,$add_len})/;
 625        my $chopped = $1;
 626        if ($chopped ne $str) {
 627                $chopped .= " ...";
 628        }
 629        return $chopped;
 630}
 631
 632sub file_type {
 633        my $mode = oct shift;
 634
 635        if (S_ISDIR($mode & S_IFMT)) {
 636                return "directory";
 637        } elsif (S_ISLNK($mode)) {
 638                return "symlink";
 639        } elsif (S_ISREG($mode)) {
 640                return "file";
 641        } else {
 642                return "unknown";
 643        }
 644}
 645
 646sub format_log_line_html {
 647        my $line = shift;
 648
 649        $line = escapeHTML($line);
 650        $line =~ s/ /&nbsp;/g;
 651        if ($line =~ m/([0-9a-fA-F]{40})/) {
 652                my $hash_text = $1;
 653                if (git_get_type($hash_text) eq "commit") {
 654                        my $link = $cgi->a({-class => "text", -href => "$my_uri?p=$project;a=commit;h=$hash_text"}, $hash_text);
 655                        $line =~ s/$hash_text/$link/;
 656                }
 657        }
 658        return $line;
 659}
 660
 661sub date_str {
 662        my $epoch = shift;
 663        my $tz = shift || "-0000";
 664
 665        my %date;
 666        my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
 667        my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
 668        my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
 669        $date{'hour'} = $hour;
 670        $date{'minute'} = $min;
 671        $date{'mday'} = $mday;
 672        $date{'day'} = $days[$wday];
 673        $date{'month'} = $months[$mon];
 674        $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000", $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
 675        $date{'mday-time'} = sprintf "%d %s %02d:%02d", $mday, $months[$mon], $hour ,$min;
 676
 677        $tz =~ m/^([+\-][0-9][0-9])([0-9][0-9])$/;
 678        my $local = $epoch + ((int $1 + ($2/60)) * 3600);
 679        ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
 680        $date{'hour_local'} = $hour;
 681        $date{'minute_local'} = $min;
 682        $date{'tz_local'} = $tz;
 683        return %date;
 684}
 685
 686# git-logo (cached in browser for one day)
 687sub git_logo {
 688        print $cgi->header(-type => 'image/png', -expires => '+1d');
 689        # cat git-logo.png | hexdump -e '16/1 " %02x"  "\n"' | sed 's/ /\\x/g'
 690        print   "\x89\x50\x4e\x47\x0d\x0a\x1a\x0a\x00\x00\x00\x0d\x49\x48\x44\x52" .
 691                "\x00\x00\x00\x48\x00\x00\x00\x1b\x04\x03\x00\x00\x00\x2d\xd9\xd4" .
 692                "\x2d\x00\x00\x00\x18\x50\x4c\x54\x45\xff\xff\xff\x60\x60\x5d\xb0" .
 693                "\xaf\xaa\x00\x80\x00\xce\xcd\xc7\xc0\x00\x00\xe8\xe8\xe6\xf7\xf7" .
 694                "\xf6\x95\x0c\xa7\x47\x00\x00\x00\x73\x49\x44\x41\x54\x28\xcf\x63" .
 695                "\x48\x67\x20\x04\x4a\x5c\x18\x0a\x08\x2a\x62\x53\x61\x20\x02\x08" .
 696                "\x0d\x69\x45\xac\xa1\xa1\x01\x30\x0c\x93\x60\x36\x26\x52\x91\xb1" .
 697                "\x01\x11\xd6\xe1\x55\x64\x6c\x6c\xcc\x6c\x6c\x0c\xa2\x0c\x70\x2a" .
 698                "\x62\x06\x2a\xc1\x62\x1d\xb3\x01\x02\x53\xa4\x08\xe8\x00\x03\x18" .
 699                "\x26\x56\x11\xd4\xe1\x20\x97\x1b\xe0\xb4\x0e\x35\x24\x71\x29\x82" .
 700                "\x99\x30\xb8\x93\x0a\x11\xb9\x45\x88\xc1\x8d\xa0\xa2\x44\x21\x06" .
 701                "\x27\x41\x82\x40\x85\xc1\x45\x89\x20\x70\x01\x00\xa4\x3d\x21\xc5" .
 702                "\x12\x1c\x9a\xfe\x00\x00\x00\x00\x49\x45\x4e\x44\xae\x42\x60\x82";
 703}
 704
 705sub get_file_owner {
 706        my $path = shift;
 707
 708        my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
 709        my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
 710        if (!defined $gcos) {
 711                return undef;
 712        }
 713        my $owner = $gcos;
 714        $owner =~ s/[,;].*$//;
 715        return $owner;
 716}
 717
 718sub git_read_projects {
 719        my @list;
 720
 721        if (-d $projects_list) {
 722                # search in directory
 723                my $dir = $projects_list;
 724                opendir my $dh, $dir or return undef;
 725                while (my $dir = readdir($dh)) {
 726                        if (-e "$projectroot/$dir/HEAD") {
 727                                my $pr = {
 728                                        path => $dir,
 729                                };
 730                                push @list, $pr
 731                        }
 732                }
 733                closedir($dh);
 734        } elsif (-f $projects_list) {
 735                # read from file(url-encoded):
 736                # 'git%2Fgit.git Linus+Torvalds'
 737                # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
 738                # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
 739                open my $fd , $projects_list or return undef;
 740                while (my $line = <$fd>) {
 741                        chomp $line;
 742                        my ($path, $owner) = split ' ', $line;
 743                        $path = unescape($path);
 744                        $owner = unescape($owner);
 745                        if (!defined $path) {
 746                                next;
 747                        }
 748                        if (-e "$projectroot/$path/HEAD") {
 749                                my $pr = {
 750                                        path => $path,
 751                                        owner => $owner,
 752                                };
 753                                push @list, $pr
 754                        }
 755                }
 756                close $fd;
 757        }
 758        @list = sort {$a->{'path'} cmp $b->{'path'}} @list;
 759        return @list;
 760}
 761
 762sub git_project_list {
 763        my @list = git_read_projects();
 764        my @projects;
 765        if (!@list) {
 766                die_error(undef, "No project found.");
 767        }
 768        foreach my $pr (@list) {
 769                my $head = git_read_hash("$pr->{'path'}/HEAD");
 770                if (!defined $head) {
 771                        next;
 772                }
 773                $ENV{'GIT_DIR'} = "$projectroot/$pr->{'path'}";
 774                my %co = git_read_commit($head);
 775                if (!%co) {
 776                        next;
 777                }
 778                $pr->{'commit'} = \%co;
 779                if (!defined $pr->{'descr'}) {
 780                        my $descr = git_read_description($pr->{'path'}) || "";
 781                        $pr->{'descr'} = chop_str($descr, 25, 5);
 782                }
 783                if (!defined $pr->{'owner'}) {
 784                        $pr->{'owner'} = get_file_owner("$projectroot/$pr->{'path'}") || "";
 785                }
 786                push @projects, $pr;
 787        }
 788        git_header_html();
 789        if (-f $home_text) {
 790                print "<div class=\"index_include\">\n";
 791                open (my $fd, $home_text);
 792                print <$fd>;
 793                close $fd;
 794                print "</div>\n";
 795        }
 796        print "<table cellspacing=\"0\">\n" .
 797              "<tr>\n";
 798        if (!defined($order) || (defined($order) && ($order eq "project"))) {
 799                @projects = sort {$a->{'path'} cmp $b->{'path'}} @projects;
 800                print "<th>Project</th>\n";
 801        } else {
 802                print "<th>" . $cgi->a({-class => "header", -href => "$my_uri?o=project"}, "Project") . "</th>\n";
 803        }
 804        if (defined($order) && ($order eq "descr")) {
 805                @projects = sort {$a->{'descr'} cmp $b->{'descr'}} @projects;
 806                print "<th>Description</th>\n";
 807        } else {
 808                print "<th>" . $cgi->a({-class => "header", -href => "$my_uri?o=descr"}, "Description") . "</th>\n";
 809        }
 810        if (defined($order) && ($order eq "owner")) {
 811                @projects = sort {$a->{'owner'} cmp $b->{'owner'}} @projects;
 812                print "<th>Owner</th>\n";
 813        } else {
 814                print "<th>" . $cgi->a({-class => "header", -href => "$my_uri?o=owner"}, "Owner") . "</th>\n";
 815        }
 816        if (defined($order) && ($order eq "age")) {
 817                @projects = sort {$a->{'commit'}{'age'} <=> $b->{'commit'}{'age'}} @projects;
 818                print "<th>Last Change</th>\n";
 819        } else {
 820                print "<th>" . $cgi->a({-class => "header", -href => "$my_uri?o=age"}, "Last Change") . "</th>\n";
 821        }
 822        print "<th></th>\n" .
 823              "</tr>\n";
 824        my $alternate = 0;
 825        foreach my $pr (@projects) {
 826                if ($alternate) {
 827                        print "<tr class=\"dark\">\n";
 828                } else {
 829                        print "<tr class=\"light\">\n";
 830                }
 831                $alternate ^= 1;
 832                print "<td>" . $cgi->a({-href => "$my_uri?p=$pr->{'path'};a=summary", -class => "list"}, escapeHTML($pr->{'path'})) . "</td>\n" .
 833                      "<td>$pr->{'descr'}</td>\n" .
 834                      "<td><i>" . chop_str($pr->{'owner'}, 15) . "</i></td>\n";
 835                my $colored_age;
 836                if ($pr->{'commit'}{'age'} < 60*60*2) {
 837                        $colored_age = "<span style =\"color: #009900;\"><b><i>$pr->{'commit'}{'age_string'}</i></b></span>";
 838                } elsif ($pr->{'commit'}{'age'} < 60*60*24*2) {
 839                        $colored_age = "<span style =\"color: #009900;\"><i>$pr->{'commit'}{'age_string'}</i></span>";
 840                } else {
 841                        $colored_age = "<i>$pr->{'commit'}{'age_string'}</i>";
 842                }
 843                print "<td>$colored_age</td>\n" .
 844                      "<td class=\"link\">" .
 845                      $cgi->a({-href => "$my_uri?p=$pr->{'path'};a=summary"}, "summary") .
 846                      " | " . $cgi->a({-href => "$my_uri?p=$pr->{'path'};a=shortlog"}, "shortlog") .
 847                      " | " . $cgi->a({-href => "$my_uri?p=$pr->{'path'};a=log"}, "log") .
 848                      "</td>\n" .
 849                      "</tr>\n";
 850        }
 851        print "</table>\n";
 852        git_footer_html();
 853}
 854
 855sub git_read_refs {
 856        my $ref_dir = shift;
 857        my @reflist;
 858
 859        my @refs;
 860        opendir my $dh, "$projectroot/$project/$ref_dir";
 861        while (my $dir = readdir($dh)) {
 862                if ($dir =~ m/^\./) {
 863                        next;
 864                }
 865                if (-d "$projectroot/$project/$ref_dir/$dir") {
 866                        opendir my $dh2, "$projectroot/$project/$ref_dir/$dir";
 867                        my @subdirs = grep !m/^\./, readdir $dh2;
 868                        closedir($dh2);
 869                        foreach my $subdir (@subdirs) {
 870                                push @refs, "$dir/$subdir"
 871                        }
 872                        next;
 873                }
 874                push @refs, $dir;
 875        }
 876        closedir($dh);
 877        foreach my $ref_file (@refs) {
 878                my $ref_id = git_read_hash("$project/$ref_dir/$ref_file");
 879                my $type = git_get_type($ref_id) || next;
 880                my %ref_item;
 881                my %co;
 882                $ref_item{'type'} = $type;
 883                $ref_item{'id'} = $ref_id;
 884                $ref_item{'epoch'} = 0;
 885                $ref_item{'age'} = "unknown";
 886                if ($type eq "tag") {
 887                        my %tag = git_read_tag($ref_id);
 888                        $ref_item{'comment'} = $tag{'comment'};
 889                        if ($tag{'type'} eq "commit") {
 890                                %co = git_read_commit($tag{'object'});
 891                                $ref_item{'epoch'} = $co{'committer_epoch'};
 892                                $ref_item{'age'} = $co{'age_string'};
 893                        } elsif (defined($tag{'epoch'})) {
 894                                my $age = time - $tag{'epoch'};
 895                                $ref_item{'epoch'} = $tag{'epoch'};
 896                                $ref_item{'age'} = age_string($age);
 897                        }
 898                        $ref_item{'reftype'} = $tag{'type'};
 899                        $ref_item{'name'} = $tag{'name'};
 900                        $ref_item{'refid'} = $tag{'object'};
 901                } elsif ($type eq "commit"){
 902                        %co = git_read_commit($ref_id);
 903                        $ref_item{'reftype'} = "commit";
 904                        $ref_item{'name'} = $ref_file;
 905                        $ref_item{'title'} = $co{'title'};
 906                        $ref_item{'refid'} = $ref_id;
 907                        $ref_item{'epoch'} = $co{'committer_epoch'};
 908                        $ref_item{'age'} = $co{'age_string'};
 909                }
 910
 911                push @reflist, \%ref_item;
 912        }
 913        # sort tags by age
 914        @reflist = sort {$b->{'epoch'} <=> $a->{'epoch'}} @reflist;
 915        return \@reflist;
 916}
 917
 918sub git_summary {
 919        my $descr = git_read_description($project) || "none";
 920        my $head = git_read_hash("$project/HEAD");
 921        my %co = git_read_commit($head);
 922        my %cd = date_str($co{'committer_epoch'}, $co{'committer_tz'});
 923
 924        my $owner;
 925        if (-f $projects_list) {
 926                open (my $fd , $projects_list);
 927                while (my $line = <$fd>) {
 928                        chomp $line;
 929                        my ($pr, $ow) = split ' ', $line;
 930                        $pr = unescape($pr);
 931                        $ow = unescape($ow);
 932                        if ($pr eq $project) {
 933                                $owner = $ow;
 934                                last;
 935                        }
 936                }
 937                close $fd;
 938        }
 939        if (!defined $owner) {
 940                $owner = get_file_owner("$projectroot/$project");
 941        }
 942
 943        git_header_html();
 944        print "<div class=\"page_nav\">\n" .
 945              "summary".
 946              " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "shortlog") .
 947              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log"}, "log") .
 948              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$head"}, "commit") .
 949              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$head"}, "commitdiff") .
 950              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree"}, "tree") .
 951              "<br/><br/>\n" .
 952              "</div>\n";
 953        print "<div class=\"title\">&nbsp;</div>\n";
 954        print "<table cellspacing=\"0\">\n" .
 955              "<tr><td>description</td><td>" . escapeHTML($descr) . "</td></tr>\n" .
 956              "<tr><td>owner</td><td>$owner</td></tr>\n" .
 957              "<tr><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n" .
 958              "</table>\n";
 959        open my $fd, "-|", "$gitbin/git-rev-list --max-count=17 " . git_read_hash("$project/HEAD") or die_error(undef, "Open failed.");
 960        my (@revlist) = map { chomp; $_ } <$fd>;
 961        close $fd;
 962        print "<div>\n" .
 963              $cgi->a({-href => "$my_uri?p=$project;a=shortlog", -class => "title"}, "shortlog") .
 964              "</div>\n";
 965        my $i = 16;
 966        print "<table cellspacing=\"0\">\n";
 967        my $alternate = 0;
 968        foreach my $commit (@revlist) {
 969                my %co = git_read_commit($commit);
 970                my %ad = date_str($co{'author_epoch'});
 971                if ($alternate) {
 972                        print "<tr class=\"dark\">\n";
 973                } else {
 974                        print "<tr class=\"light\">\n";
 975                }
 976                $alternate ^= 1;
 977                if ($i-- > 0) {
 978                        print "<td><i>$co{'age_string'}</i></td>\n" .
 979                              "<td><i>" . escapeHTML(chop_str($co{'author_name'}, 10)) . "</i></td>\n" .
 980                              "<td>" .
 981                              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit", -class => "list"},
 982                              "<b>" . escapeHTML($co{'title_short'}) . "</b>") .
 983                              "</td>\n" .
 984                              "<td class=\"link\">" .
 985                              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit"}, "commit") .
 986                              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$commit"}, "commitdiff") .
 987                              "</td>\n" .
 988                              "</tr>";
 989                } else {
 990                        print "<td>" . $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "...") . "</td>\n" .
 991                        "</tr>";
 992                        last;
 993                }
 994        }
 995        print "</table\n>";
 996
 997        my $taglist = git_read_refs("refs/tags");
 998        if (defined @$taglist) {
 999                print "<div>\n" .
1000                      $cgi->a({-href => "$my_uri?p=$project;a=tags", -class => "title"}, "tags") .
1001                      "</div>\n";
1002                my $i = 16;
1003                print "<table cellspacing=\"0\">\n";
1004                my $alternate = 0;
1005                foreach my $entry (@$taglist) {
1006                        my %tag = %$entry;
1007                        my $comment_lines = $tag{'comment'};
1008                        my $comment = shift @$comment_lines;
1009                        if (defined($comment)) {
1010                                $comment = chop_str($comment, 30, 5);
1011                        }
1012                        if ($alternate) {
1013                                print "<tr class=\"dark\">\n";
1014                        } else {
1015                                print "<tr class=\"light\">\n";
1016                        }
1017                        $alternate ^= 1;
1018                        if ($i-- > 0) {
1019                                print "<td><i>$tag{'age'}</i></td>\n" .
1020                                      "<td>" .
1021                                      $cgi->a({-href => "$my_uri?p=$project;a=$tag{'reftype'};h=$tag{'refid'}", -class => "list"},
1022                                      "<b>" . escapeHTML($tag{'name'}) . "</b>") .
1023                                      "</td>\n" .
1024                                      "<td>";
1025                                if (defined($comment)) {
1026                                      print $cgi->a({-class => "list", -href => "$my_uri?p=$project;a=tag;h=$tag{'id'}"}, $comment);
1027                                }
1028                                print "</td>\n" .
1029                                      "<td class=\"link\">";
1030                                if ($tag{'type'} eq "tag") {
1031                                      print $cgi->a({-href => "$my_uri?p=$project;a=tag;h=$tag{'id'}"}, "tag") . " | ";
1032                                }
1033                                print $cgi->a({-href => "$my_uri?p=$project;a=$tag{'reftype'};h=$tag{'refid'}"}, $tag{'reftype'});
1034                                if ($tag{'reftype'} eq "commit") {
1035                                      print " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$tag{'name'}"}, "shortlog") .
1036                                            " | " . $cgi->a({-href => "$my_uri?p=$project;a=log;h=$tag{'refid'}"}, "log");
1037                                }
1038                                print "</td>\n" .
1039                                      "</tr>";
1040                        } else {
1041                                print "<td>" . $cgi->a({-href => "$my_uri?p=$project;a=tags"}, "...") . "</td>\n" .
1042                                "</tr>";
1043                                last;
1044                        }
1045                }
1046                print "</table\n>";
1047        }
1048
1049        my $branchlist = git_read_refs("refs/heads");
1050        if (defined @$branchlist) {
1051                print "<div>\n" .
1052                      $cgi->a({-href => "$my_uri?p=$project;a=branches", -class => "title"}, "branches") .
1053                      "</div>\n";
1054                my $i = 16;
1055                print "<table cellspacing=\"0\">\n";
1056                my $alternate = 0;
1057                foreach my $entry (@$branchlist) {
1058                        my %tag = %$entry;
1059                        if ($alternate) {
1060                                print "<tr class=\"dark\">\n";
1061                        } else {
1062                                print "<tr class=\"light\">\n";
1063                        }
1064                        $alternate ^= 1;
1065                        if ($i-- > 0) {
1066                                print "<td><i>$tag{'age'}</i></td>\n" .
1067                                      "<td>" .
1068                                      $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$tag{'name'}", -class => "list"},
1069                                      "<b>" . escapeHTML($tag{'name'}) . "</b>") .
1070                                      "</td>\n" .
1071                                      "<td class=\"link\">" .
1072                                      $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$tag{'name'}"}, "shortlog") .
1073                                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=log;h=$tag{'name'}"}, "log") .
1074                                      "</td>\n" .
1075                                      "</tr>";
1076                        } else {
1077                                print "<td>" . $cgi->a({-href => "$my_uri?p=$project;a=branches"}, "...") . "</td>\n" .
1078                                "</tr>";
1079                                last;
1080                        }
1081                }
1082                print "</table\n>";
1083        }
1084        git_footer_html();
1085}
1086
1087sub git_tag {
1088        my $head = git_read_hash("$project/HEAD");
1089        git_header_html();
1090        print "<div class=\"page_nav\">\n" .
1091              $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1092              " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "shortlog") .
1093              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log"}, "log") .
1094              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$head"}, "commit") .
1095              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$head"}, "commitdiff") .
1096              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;hb=$head"}, "tree") . "<br/>\n" .
1097              "<br/>\n" .
1098              "</div>\n";
1099        my %tag = git_read_tag($hash);
1100        print "<div>\n" .
1101              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash", -class => "title"}, escapeHTML($tag{'name'})) . "\n" .
1102              "</div>\n";
1103        print "<div class=\"title_text\">\n" .
1104              "<table cellspacing=\"0\">\n" .
1105              "<tr>\n" .
1106              "<td>object</td>\n" .
1107              "<td>" . $cgi->a({-class => "list", -href => "$my_uri?p=$project;a=$tag{'type'};h=$tag{'object'}"}, $tag{'object'}) . "</td>\n" .
1108              "<td class=\"link\">" . $cgi->a({-href => "$my_uri?p=$project;a=$tag{'type'};h=$tag{'object'}"}, $tag{'type'}) . "</td>\n" .
1109              "</tr>\n";
1110        if (defined($tag{'author'})) {
1111                my %ad = date_str($tag{'epoch'}, $tag{'tz'});
1112                print "<tr><td>author</td><td>" . escapeHTML($tag{'author'}) . "</td></tr>\n";
1113                print "<tr><td></td><td>" . $ad{'rfc2822'} . sprintf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}) . "</td></tr>\n";
1114        }
1115        print "</table>\n\n" .
1116              "</div>\n";
1117        print "<div class=\"page_body\">";
1118        my $comment = $tag{'comment'};
1119        foreach my $line (@$comment) {
1120                print escapeHTML($line) . "<br/>\n";
1121        }
1122        print "</div>\n";
1123        git_footer_html();
1124}
1125
1126sub git_tags {
1127        my $head = git_read_hash("$project/HEAD");
1128        git_header_html();
1129        print "<div class=\"page_nav\">\n" .
1130              $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1131              " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "shortlog") .
1132              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log"}, "log") .
1133              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$head"}, "commit") .
1134              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$head"}, "commitdiff") .
1135              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;hb=$head"}, "tree") . "<br/>\n" .
1136              "<br/>\n" .
1137              "</div>\n";
1138        my $taglist = git_read_refs("refs/tags");
1139        print "<div>\n" .
1140              $cgi->a({-href => "$my_uri?p=$project;a=summary", -class => "title"}, "&nbsp;") .
1141              "</div>\n";
1142        print "<table cellspacing=\"0\">\n";
1143        my $alternate = 0;
1144        if (defined @$taglist) {
1145                foreach my $entry (@$taglist) {
1146                        my %tag = %$entry;
1147                        my $comment_lines = $tag{'comment'};
1148                        my $comment = shift @$comment_lines;
1149                        if (defined($comment)) {
1150                                $comment = chop_str($comment, 30, 5);
1151                        }
1152                        if ($alternate) {
1153                                print "<tr class=\"dark\">\n";
1154                        } else {
1155                                print "<tr class=\"light\">\n";
1156                        }
1157                        $alternate ^= 1;
1158                        print "<td><i>$tag{'age'}</i></td>\n" .
1159                              "<td>" .
1160                              $cgi->a({-href => "$my_uri?p=$project;a=$tag{'reftype'};h=$tag{'refid'}", -class => "list"},
1161                              "<b>" . escapeHTML($tag{'name'}) . "</b>") .
1162                              "</td>\n" .
1163                              "<td>";
1164                        if (defined($comment)) {
1165                              print $cgi->a({-class => "list", -href => "$my_uri?p=$project;a=tag;h=$tag{'id'}"}, $comment);
1166                        }
1167                        print "</td>\n" .
1168                              "<td class=\"link\">";
1169                        if ($tag{'type'} eq "tag") {
1170                              print $cgi->a({-href => "$my_uri?p=$project;a=tag;h=$tag{'id'}"}, "tag") . " | ";
1171                        }
1172                        print $cgi->a({-href => "$my_uri?p=$project;a=$tag{'reftype'};h=$tag{'refid'}"}, $tag{'reftype'});
1173                        if ($tag{'reftype'} eq "commit") {
1174                              print " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$tag{'name'}"}, "shortlog") .
1175                                    " | " . $cgi->a({-href => "$my_uri?p=$project;a=log;h=$tag{'refid'}"}, "log");
1176                        }
1177                        print "</td>\n" .
1178                              "</tr>";
1179                }
1180        }
1181        print "</table\n>";
1182        git_footer_html();
1183}
1184
1185sub git_branches {
1186        my $head = git_read_hash("$project/HEAD");
1187        git_header_html();
1188        print "<div class=\"page_nav\">\n" .
1189              $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1190              " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "shortlog") .
1191              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log"}, "log") .
1192              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$head"}, "commit") .
1193              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$head"}, "commitdiff") .
1194              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;hb=$head"}, "tree") . "<br/>\n" .
1195              "<br/>\n" .
1196              "</div>\n";
1197        my $taglist = git_read_refs("refs/heads");
1198        print "<div>\n" .
1199              $cgi->a({-href => "$my_uri?p=$project;a=summary", -class => "title"}, "&nbsp;") .
1200              "</div>\n";
1201        print "<table cellspacing=\"0\">\n";
1202        my $alternate = 0;
1203        if (defined @$taglist) {
1204                foreach my $entry (@$taglist) {
1205                        my %tag = %$entry;
1206                        if ($alternate) {
1207                                print "<tr class=\"dark\">\n";
1208                        } else {
1209                                print "<tr class=\"light\">\n";
1210                        }
1211                        $alternate ^= 1;
1212                        print "<td><i>$tag{'age'}</i></td>\n" .
1213                              "<td>" .
1214                              $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$tag{'name'}", -class => "list"}, "<b>" . escapeHTML($tag{'name'}) . "</b>") .
1215                              "</td>\n" .
1216                              "<td class=\"link\">" .
1217                              $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$tag{'name'}"}, "shortlog") .
1218                              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log;h=$tag{'name'}"}, "log") .
1219                              "</td>\n" .
1220                              "</tr>";
1221                }
1222        }
1223        print "</table\n>";
1224        git_footer_html();
1225}
1226
1227sub git_get_hash_by_path {
1228        my $base = shift;
1229        my $path = shift || return undef;
1230
1231        my $tree = $base;
1232        my @parts = split '/', $path;
1233        while (my $part = shift @parts) {
1234                open my $fd, "-|", "$gitbin/git-ls-tree $tree" or die_error(undef, "Open git-ls-tree failed.");
1235                my (@entries) = map { chomp; $_ } <$fd>;
1236                close $fd or return undef;
1237                foreach my $line (@entries) {
1238                        #'100644        blob    0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa        panic.c'
1239                        $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/;
1240                        my $t_mode = $1;
1241                        my $t_type = $2;
1242                        my $t_hash = $3;
1243                        my $t_name = $4;
1244                        if ($t_name eq $part) {
1245                                if (!(@parts)) {
1246                                        return $t_hash;
1247                                }
1248                                if ($t_type eq "tree") {
1249                                        $tree = $t_hash;
1250                                }
1251                                last;
1252                        }
1253                }
1254        }
1255}
1256
1257sub git_blob {
1258        if (!defined $hash && defined $file_name) {
1259                my $base = $hash_base || git_read_hash("$project/HEAD");
1260                $hash = git_get_hash_by_path($base, $file_name, "blob");
1261        }
1262        open my $fd, "-|", "$gitbin/git-cat-file blob $hash" or die_error(undef, "Open failed.");
1263        my $base = $file_name || "";
1264        git_header_html();
1265        if (defined $hash_base && (my %co = git_read_commit($hash_base))) {
1266                print "<div class=\"page_nav\">\n" .
1267                      $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1268                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "shortlog") .
1269                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=log"}, "log") .
1270                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash_base"}, "commit") .
1271                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash_base"}, "commitdiff") .
1272                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$hash_base"}, "tree") . "<br/>\n";
1273                print $cgi->a({-href => "$my_uri?p=$project;a=blob_plain;h=$hash"}, "plain") . "<br/>\n" .
1274                      "</div>\n";
1275                print "<div>" .
1276                      $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash_base", -class => "title"}, escapeHTML($co{'title'})) .
1277                      "</div>\n";
1278        } else {
1279                print "<div class=\"page_nav\">\n" .
1280                      "<br/><br/></div>\n" .
1281                      "<div class=\"title\">$hash</div>\n";
1282        }
1283        if (defined $file_name) {
1284                print "<div class=\"page_path\"><b>$file_name</b></div>\n";
1285        }
1286        print "<div class=\"page_body\">\n";
1287        my $nr;
1288        while (my $line = <$fd>) {
1289                chomp $line;
1290                $nr++;
1291                while ((my $pos = index($line, "\t")) != -1) {
1292                        if (my $count = (8 - ($pos % 8))) {
1293                                my $spaces = ' ' x $count;
1294                                $line =~ s/\t/$spaces/;
1295                        }
1296                }
1297                printf "<div class=\"pre\"><a id=\"l%i\" href=\"#l%i\" class=\"linenr\">%4i</a> %s</div>\n", $nr, $nr, $nr, escapeHTML($line);
1298        }
1299        close $fd or print "Reading blob failed.\n";
1300        print "</div>";
1301        git_footer_html();
1302}
1303
1304sub git_blob_plain {
1305        print $cgi->header(-type => "text/plain", -charset => 'utf-8');
1306        open my $fd, "-|", "$gitbin/git-cat-file blob $hash" or return;
1307        undef $/;
1308        print <$fd>;
1309        $/ = "\n";
1310        close $fd;
1311}
1312
1313sub git_tree {
1314        if (!defined $hash) {
1315                $hash = git_read_hash("$project/HEAD");
1316                if (defined $file_name) {
1317                        my $base = $hash_base || git_read_hash("$project/HEAD");
1318                        $hash = git_get_hash_by_path($base, $file_name, "tree");
1319                }
1320                if (!defined $hash_base) {
1321                        $hash_base = git_read_hash("$project/HEAD");
1322                }
1323        }
1324        open my $fd, "-|", "$gitbin/git-ls-tree $hash" or die_error(undef, "Open git-ls-tree failed.");
1325        my (@entries) = map { chomp; $_ } <$fd>;
1326        close $fd or die_error(undef, "Reading tree failed.");
1327
1328        git_header_html();
1329        my $base_key = "";
1330        my $file_key = "";
1331        my $base = "";
1332        if (defined $hash_base && (my %co = git_read_commit($hash_base))) {
1333                $base_key = ";hb=$hash_base";
1334                print "<div class=\"page_nav\">\n" .
1335                      $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1336                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$hash_base"}, "shortlog") .
1337                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=log;h=$hash_base"}, "log") .
1338                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash_base"}, "commit") .
1339                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash_base"}, "commitdiff") .
1340                      " | tree" .
1341                      "<br/><br/>\n" .
1342                      "</div>\n";
1343                print "<div>\n" .
1344                      $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash_base", -class => "title"}, escapeHTML($co{'title'})) . "\n" .
1345                      "</div>\n";
1346        } else {
1347                print "<div class=\"page_nav\">\n";
1348                print "<br/><br/></div>\n";
1349                print "<div class=\"title\">$hash</div>\n";
1350        }
1351        if (defined $file_name) {
1352                $base = "$file_name/";
1353                print "<div class=\"page_path\"><b>/$file_name</b></div>\n";
1354        } else {
1355                print "<div class=\"page_path\"><b>/</b></div>\n";
1356        }
1357        print "<div class=\"page_body\">\n";
1358        print "<table cellspacing=\"0\">\n";
1359        my $alternate = 0;
1360        foreach my $line (@entries) {
1361                #'100644        blob    0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa        panic.c'
1362                $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/;
1363                my $t_mode = $1;
1364                my $t_type = $2;
1365                my $t_hash = $3;
1366                my $t_name = $4;
1367                $file_key = ";f=$base$t_name";
1368                if ($alternate) {
1369                        print "<tr class=\"dark\">\n";
1370                } else {
1371                        print "<tr class=\"light\">\n";
1372                }
1373                $alternate ^= 1;
1374                print "<td style=\"font-family:monospace\">" . mode_str($t_mode) . "</td>\n";
1375                if ($t_type eq "blob") {
1376                        print "<td class=\"list\">" .
1377                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$t_hash" . $base_key . $file_key, -class => "list"}, $t_name) .
1378                              "</td>\n" .
1379                              "<td class=\"link\">" .
1380                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$t_hash" . $base_key . $file_key}, "blob") .
1381                              " | " . $cgi->a({-href => "$my_uri?p=$project;a=history;h=$hash_base" . $file_key}, "history") .
1382                              "</td>\n";
1383                } elsif ($t_type eq "tree") {
1384                        print "<td class=\"list\">" .
1385                              $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$t_hash" . $base_key . $file_key}, $t_name) .
1386                              "</td>\n" .
1387                              "<td class=\"link\">" .
1388                              $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$t_hash" . $base_key . $file_key}, "tree") .
1389                              "</td>\n";
1390                }
1391                print "</tr>\n";
1392        }
1393        print "</table>\n" .
1394              "</div>";
1395        git_footer_html();
1396}
1397
1398sub git_rss {
1399        # http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
1400        open my $fd, "-|", "$gitbin/git-rev-list --max-count=150 " . git_read_hash("$project/HEAD") or die_error(undef, "Open failed.");
1401        my (@revlist) = map { chomp; $_ } <$fd>;
1402        close $fd or die_error(undef, "Reading rev-list failed.");
1403        print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
1404        print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n".
1405              "<rss version=\"2.0\" xmlns:content=\"http://purl.org/rss/1.0/modules/content/\">\n";
1406        print "<channel>\n";
1407        print "<title>$project</title>\n".
1408              "<link>" . escapeHTML("$my_url?p=$project;a=summary") . "</link>\n".
1409              "<description>$project log</description>\n".
1410              "<language>en</language>\n";
1411
1412        for (my $i = 0; $i <= $#revlist; $i++) {
1413                my $commit = $revlist[$i];
1414                my %co = git_read_commit($commit);
1415                # we read 150, we always show 30 and the ones more recent than 48 hours
1416                if (($i >= 20) && ((time - $co{'committer_epoch'}) > 48*60*60)) {
1417                        last;
1418                }
1419                my %cd = date_str($co{'committer_epoch'});
1420                open $fd, "-|", "$gitbin/git-diff-tree -r $co{'parent'} $co{'id'}" or next;
1421                my @difftree = map { chomp; $_ } <$fd>;
1422                close $fd or next;
1423                print "<item>\n" .
1424                      "<title>" .
1425                      sprintf("%d %s %02d:%02d", $cd{'mday'}, $cd{'month'}, $cd{'hour'}, $cd{'minute'}) . " - " . escapeHTML($co{'title'}) .
1426                      "</title>\n" .
1427                      "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
1428                      "<link>" . escapeHTML("$my_url?p=$project;a=commit;h=$commit") . "</link>\n" .
1429                      "<description>" . escapeHTML($co{'title'}) . "</description>\n" .
1430                      "<content:encoded>" .
1431                      "<![CDATA[\n";
1432                my $comment = $co{'comment'};
1433                foreach my $line (@$comment) {
1434                        print "$line<br/>\n";
1435                }
1436                print "<br/>\n";
1437                foreach my $line (@difftree) {
1438                        if (!($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/)) {
1439                                next;
1440                        }
1441                        my $file = $7;
1442                        print "$file<br/>\n";
1443                }
1444                print "]]>\n" .
1445                      "</content:encoded>\n" .
1446                      "</item>\n";
1447        }
1448        print "</channel></rss>";
1449}
1450
1451sub git_opml {
1452        my @list = git_read_projects();
1453
1454        print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
1455        print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n".
1456              "<opml version=\"1.0\">\n".
1457              "<head>".
1458              "  <title>Git OPML Export</title>\n".
1459              "</head>\n".
1460              "<body>\n".
1461              "<outline text=\"git RSS feeds\">\n";
1462
1463        foreach my $pr (@list) {
1464                my %proj = %$pr;
1465                my $head = git_read_hash("$proj{'path'}/HEAD");
1466                if (!defined $head) {
1467                        next;
1468                }
1469                $ENV{'GIT_DIR'} = "$projectroot/$proj{'path'}";
1470                my %co = git_read_commit($head);
1471                if (!%co) {
1472                        next;
1473                }
1474
1475                my $path = escapeHTML(chop_str($proj{'path'}, 25, 5));
1476                my $rss =  "$my_url?p=$proj{'path'};a=rss";
1477                my $html =  "$my_url?p=$proj{'path'};a=summary";
1478                print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
1479        }
1480        print "</outline>\n".
1481              "</body>\n".
1482              "</opml>\n";
1483}
1484
1485sub git_log {
1486        my $head = git_read_hash("$project/HEAD");
1487        if (!defined $hash) {
1488                $hash = $head;
1489        }
1490        if (!defined $page) {
1491                $page = 0;
1492        }
1493        git_header_html();
1494        print "<div class=\"page_nav\">\n";
1495        print $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1496              " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$hash"}, "shortlog") .
1497              " | log" .
1498              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") .
1499              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "commitdiff") .
1500              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$hash;hb=$hash"}, "tree") . "<br/>\n";
1501
1502        my $limit = sprintf("--max-count=%i", (100 * ($page+1)));
1503        open my $fd, "-|", "$gitbin/git-rev-list $limit $hash" or die_error(undef, "Open failed.");
1504        my (@revlist) = map { chomp; $_ } <$fd>;
1505        close $fd;
1506
1507        if ($hash ne $head || $page) {
1508                print $cgi->a({-href => "$my_uri?p=$project;a=log"}, "HEAD");
1509        } else {
1510                print "HEAD";
1511        }
1512        if ($page > 0) {
1513                print " &sdot; " .
1514                $cgi->a({-href => "$my_uri?p=$project;a=log;h=$hash;pg=" . ($page-1), -accesskey => "p", -title => "Alt-p"}, "prev");
1515        } else {
1516                print " &sdot; prev";
1517        }
1518        if ($#revlist >= (100 * ($page+1)-1)) {
1519                print " &sdot; " .
1520                $cgi->a({-href => "$my_uri?p=$project;a=log;h=$hash;pg=" . ($page+1), -accesskey => "n", -title => "Alt-n"}, "next");
1521        } else {
1522                print " &sdot; next";
1523        }
1524        print "<br/>\n" .
1525              "</div>\n";
1526        if (!@revlist) {
1527                print "<div>\n" .
1528                      $cgi->a({-href => "$my_uri?p=$project;a=summary", -class => "title"}, "&nbsp;") .
1529                      "</div>\n";
1530                my %co = git_read_commit($hash);
1531                print "<div class=\"page_body\"> Last change $co{'age_string'}.<br/><br/></div>\n";
1532        }
1533        for (my $i = ($page * 100); $i <= $#revlist; $i++) {
1534                my $commit = $revlist[$i];
1535                my %co = git_read_commit($commit);
1536                next if !%co;
1537                my %ad = date_str($co{'author_epoch'});
1538                print "<div>\n" .
1539                      $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit", -class => "title"},
1540                      "<span class=\"age\">$co{'age_string'}</span>" . escapeHTML($co{'title'})) . "\n" .
1541                      "</div>\n";
1542                print "<div class=\"title_text\">\n" .
1543                      "<div class=\"log_link\">\n" .
1544                      $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit"}, "commit") .
1545                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$commit"}, "commitdiff") .
1546                      "<br/>\n" .
1547                      "</div>\n" .
1548                      "<i>" . escapeHTML($co{'author_name'}) .  " [$ad{'rfc2822'}]</i><br/>\n" .
1549                      "</div>\n" .
1550                      "<div class=\"log_body\">\n";
1551                my $comment = $co{'comment'};
1552                my $empty = 0;
1553                foreach my $line (@$comment) {
1554                        if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
1555                                next;
1556                        }
1557                        if ($line eq "") {
1558                                if ($empty) {
1559                                        next;
1560                                }
1561                                $empty = 1;
1562                        } else {
1563                                $empty = 0;
1564                        }
1565                        print format_log_line_html($line) . "<br/>\n";
1566                }
1567                if (!$empty) {
1568                        print "<br/>\n";
1569                }
1570                print "</div>\n";
1571        }
1572        git_footer_html();
1573}
1574
1575sub git_commit {
1576        my %co = git_read_commit($hash);
1577        if (!%co) {
1578                die_error(undef, "Unknown commit object.");
1579        }
1580        my %ad = date_str($co{'author_epoch'}, $co{'author_tz'});
1581        my %cd = date_str($co{'committer_epoch'}, $co{'committer_tz'});
1582
1583        my @difftree;
1584        my $root = "";
1585        my $parent = $co{'parent'};
1586        if (!defined $parent) {
1587                $root = " --root";
1588                $parent = "";
1589        }
1590        open my $fd, "-|", "$gitbin/git-diff-tree -r -M $root $parent $hash" or die_error(undef, "Open failed.");
1591        @difftree = map { chomp; $_ } <$fd>;
1592        close $fd or die_error(undef, "Reading diff-tree failed.");
1593        git_header_html();
1594        print "<div class=\"page_nav\">\n" .
1595              $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1596              " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$hash"}, "shortlog") .
1597              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log;h=$hash"}, "log") .
1598              " | commit";
1599        if (defined $co{'parent'}) {
1600                print " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "commitdiff");
1601        }
1602        print " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$hash"}, "tree") . "\n" .
1603              "<br/><br/></div>\n";
1604        if (defined $co{'parent'}) {
1605                print "<div>\n" .
1606                      $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash", -class => "title"}, escapeHTML($co{'title'})) . "\n" .
1607                      "</div>\n";
1608        } else {
1609                print "<div>\n" .
1610                      $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$hash", -class => "title"}, escapeHTML($co{'title'})) . "\n" .
1611                      "</div>\n";
1612        }
1613        print "<div class=\"title_text\">\n" .
1614              "<table cellspacing=\"0\">\n";
1615        print "<tr><td>author</td><td>" . escapeHTML($co{'author'}) . "</td></tr>\n".
1616              "<tr>" .
1617              "<td></td><td> $ad{'rfc2822'}";
1618        if ($ad{'hour_local'} < 6) {
1619                printf(" (<span style=\"color: #cc0000;\">%02d:%02d</span> %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
1620        } else {
1621                printf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
1622        }
1623        print "</td>" .
1624              "</tr>\n";
1625        print "<tr><td>committer</td><td>" . escapeHTML($co{'committer'}) . "</td></tr>\n";
1626        print "<tr><td></td><td> $cd{'rfc2822'}" . sprintf(" (%02d:%02d %s)", $cd{'hour_local'}, $cd{'minute_local'}, $cd{'tz_local'}) . "</td></tr>\n";
1627        print "<tr><td>commit</td><td style=\"font-family:monospace\">$hash</td></tr>\n";
1628        print "<tr>" .
1629              "<td>tree</td>" .
1630              "<td style=\"font-family:monospace\">" .
1631              $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$hash", class => "list"}, $co{'tree'}) .
1632              "</td>" .
1633              "<td class=\"link\">" . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$hash"}, "tree") .
1634              "</td>" .
1635              "</tr>\n";
1636        my $parents  = $co{'parents'};
1637        foreach my $par (@$parents) {
1638                print "<tr>" .
1639                      "<td>parent</td>" .
1640                      "<td style=\"font-family:monospace\">" . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$par", class => "list"}, $par) . "</td>" .
1641                      "<td class=\"link\">" .
1642                      $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$par"}, "commit") .
1643                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash;hp=$par"}, "commitdiff") .
1644                      "</td>" .
1645                      "</tr>\n";
1646        }
1647        print "</table>". 
1648              "</div>\n";
1649        print "<div class=\"page_body\">\n";
1650        my $comment = $co{'comment'};
1651        my $empty = 0;
1652        my $signed = 0;
1653        foreach my $line (@$comment) {
1654                # print only one empty line
1655                if ($line eq "") {
1656                        if ($empty || $signed) {
1657                                next;
1658                        }
1659                        $empty = 1;
1660                } else {
1661                        $empty = 0;
1662                }
1663                if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
1664                        $signed = 1;
1665                        print "<span style=\"color: #888888\">" . escapeHTML($line) . "</span><br/>\n";
1666                } else {
1667                        $signed = 0;
1668                        print format_log_line_html($line) . "<br/>\n";
1669                }
1670        }
1671        print "</div>\n";
1672        print "<div class=\"list_head\">\n";
1673        if ($#difftree > 10) {
1674                print(($#difftree + 1) . " files changed:\n");
1675        }
1676        print "</div>\n";
1677        print "<table cellspacing=\"0\">\n";
1678        my $alternate = 0;
1679        foreach my $line (@difftree) {
1680                # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M      ls-files.c'
1681                # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M      rev-tree.c'
1682                if (!($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/)) {
1683                        next;
1684                }
1685                my $from_mode = $1;
1686                my $to_mode = $2;
1687                my $from_id = $3;
1688                my $to_id = $4;
1689                my $status = $5;
1690                my $similarity = $6;
1691                my $file = $7;
1692                if ($alternate) {
1693                        print "<tr class=\"dark\">\n";
1694                } else {
1695                        print "<tr class=\"light\">\n";
1696                }
1697                $alternate ^= 1;
1698                if ($status eq "A") {
1699                        my $mode_chng = "";
1700                        if (S_ISREG(oct $to_mode)) {
1701                                $mode_chng = sprintf(" with mode: %04o", (oct $to_mode) & 0777);
1702                        }
1703                        print "<td>" .
1704                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to_id;hp=$hash;f=$file", -class => "list"}, escapeHTML($file)) . "</td>\n" .
1705                              "<td><span style=\"color: #008000;\">[new " . file_type($to_mode) . "$mode_chng]</span></td>\n" .
1706                              "<td class=\"link\">" . $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to_id;hb=$hash;f=$file"}, "blob") . "</td>\n";
1707                } elsif ($status eq "D") {
1708                        print "<td>" .
1709                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$from_id;hb=$hash;f=$file", -class => "list"}, escapeHTML($file)) . "</td>\n" .
1710                              "<td><span style=\"color: #c00000;\">[deleted " . file_type($from_mode). "]</span></td>\n" .
1711                              "<td class=\"link\">" .
1712                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$from_id;hb=$hash;f=$file"}, "blob") .
1713                              " | " . $cgi->a({-href => "$my_uri?p=$project;a=history;h=$hash;f=$file"}, "history") .
1714                              "</td>\n"
1715                } elsif ($status eq "M" || $status eq "T") {
1716                        my $mode_chnge = "";
1717                        if ($from_mode != $to_mode) {
1718                                $mode_chnge = " <span style=\"color: #777777;\">[changed";
1719                                if (((oct $from_mode) & S_IFMT) != ((oct $to_mode) & S_IFMT)) {
1720                                        $mode_chnge .= " from " . file_type($from_mode) . " to " . file_type($to_mode);
1721                                }
1722                                if (((oct $from_mode) & 0777) != ((oct $to_mode) & 0777)) {
1723                                        if (S_ISREG($from_mode) && S_ISREG($to_mode)) {
1724                                                $mode_chnge .= sprintf(" mode: %04o->%04o", (oct $from_mode) & 0777, (oct $to_mode) & 0777);
1725                                        } elsif (S_ISREG($to_mode)) {
1726                                                $mode_chnge .= sprintf(" mode: %04o", (oct $to_mode) & 0777);
1727                                        }
1728                                }
1729                                $mode_chnge .= "]</span>\n";
1730                        }
1731                        print "<td>";
1732                        if ($to_id ne $from_id) {
1733                                print $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$to_id;hp=$from_id;hb=$hash;f=$file", -class => "list"}, escapeHTML($file));
1734                        } else {
1735                                print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to_id;hb=$hash;f=$file", -class => "list"}, escapeHTML($file));
1736                        }
1737                        print "</td>\n" .
1738                              "<td>$mode_chnge</td>\n" .
1739                              "<td class=\"link\">";
1740                        print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to_id;hb=$hash;f=$file"}, "blob");
1741                        if ($to_id ne $from_id) {
1742                                print " | " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$to_id;hp=$from_id;hb=$hash;f=$file"}, "diff");
1743                        }
1744                        print " | " . $cgi->a({-href => "$my_uri?p=$project;a=history;h=$hash;f=$file"}, "history") . "\n";
1745                        print "</td>\n";
1746                } elsif ($status eq "R") {
1747                        my ($from_file, $to_file) = split "\t", $file;
1748                        my $mode_chng = "";
1749                        if ($from_mode != $to_mode) {
1750                                $mode_chng = sprintf(", mode: %04o", (oct $to_mode) & 0777);
1751                        }
1752                        print "<td>" .
1753                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to_id;hb=$hash;f=$to_file", -class => "list"}, escapeHTML($to_file)) . "</td>\n" .
1754                              "<td><span style=\"color: #777777;\">[moved from " .
1755                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$from_id;hb=$hash;f=$from_file", -class => "list"}, escapeHTML($from_file)) .
1756                              " with " . (int $similarity) . "% similarity$mode_chng]</span></td>\n" .
1757                              "<td class=\"link\">" .
1758                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to_id;hb=$hash;f=$to_file"}, "blob");
1759                        if ($to_id ne $from_id) {
1760                                print " | " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$to_id;hp=$from_id;hb=$hash;f=$to_file"}, "diff");
1761                        }
1762                        print "</td>\n";
1763                }
1764                print "</tr>\n";
1765        }
1766        print "</table>\n";
1767        git_footer_html();
1768}
1769
1770sub git_blobdiff {
1771        mkdir($git_temp, 0700);
1772        git_header_html();
1773        if (defined $hash_base && (my %co = git_read_commit($hash_base))) {
1774                print "<div class=\"page_nav\">\n" .
1775                      $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1776                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "shortlog") .
1777                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=log"}, "log") .
1778                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash_base"}, "commit") .
1779                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash_base"}, "commitdiff") .
1780                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$hash_base"}, "tree") .
1781                      "<br/>\n";
1782                print $cgi->a({-href => "$my_uri?p=$project;a=blobdiff_plain;h=$hash;hp=$hash_parent"}, "plain") .
1783                      "</div>\n";
1784                print "<div>\n" .
1785                      $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash_base", -class => "title"}, escapeHTML($co{'title'})) . "\n" .
1786                      "</div>\n";
1787        } else {
1788                print "<div class=\"page_nav\">\n" .
1789                      "<br/><br/></div>\n" .
1790                      "<div class=\"title\">$hash vs $hash_parent</div>\n";
1791        }
1792        if (defined $file_name) {
1793                print "<div class=\"page_path\"><b>/$file_name</b></div>\n";
1794        }
1795        print "<div class=\"page_body\">\n" .
1796              "<div class=\"diff_info\">blob:" .
1797              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$hash_parent;hb=$hash_base;f=$file_name"}, $hash_parent) .
1798              " -> blob:" .
1799              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$hash;hb=$hash_base;f=$file_name"}, $hash) .
1800              "</div>\n";
1801        git_diff_print($hash_parent, $file_name || $hash_parent, $hash, $file_name || $hash);
1802        print "</div>";
1803        git_footer_html();
1804}
1805
1806sub git_blobdiff_plain {
1807        mkdir($git_temp, 0700);
1808        print $cgi->header(-type => "text/plain", -charset => 'utf-8');
1809        git_diff_print($hash_parent, $file_name || $hash_parent, $hash, $file_name || $hash, "plain");
1810}
1811
1812sub git_commitdiff {
1813        mkdir($git_temp, 0700);
1814        my %co = git_read_commit($hash);
1815        if (!%co) {
1816                die_error(undef, "Unknown commit object.");
1817        }
1818        if (!defined $hash_parent) {
1819                $hash_parent = $co{'parent'};
1820        }
1821        open my $fd, "-|", "$gitbin/git-diff-tree -r $hash_parent $hash" or die_error(undef, "Open failed.");
1822        my (@difftree) = map { chomp; $_ } <$fd>;
1823        close $fd or die_error(undef, "Reading diff-tree failed.");
1824
1825        git_header_html();
1826        print "<div class=\"page_nav\">\n" .
1827              $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1828              " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$hash"}, "shortlog") .
1829              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log;h=$hash"}, "log") .
1830              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") .
1831              " | commitdiff" .
1832              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$hash"}, "tree") . "<br/>\n";
1833        print $cgi->a({-href => "$my_uri?p=$project;a=commitdiff_plain;h=$hash;hp=$hash_parent"}, "plain") . "\n" .
1834              "</div>\n";
1835        print "<div>\n" .
1836              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash", -class => "title"}, escapeHTML($co{'title'})) . "\n" .
1837              "</div>\n";
1838        print "<div class=\"page_body\">\n";
1839        my $comment = $co{'comment'};
1840        my $empty = 0;
1841        my $signed = 0;
1842        my @log = @$comment;
1843        # remove first and empty lines after that
1844        shift @log;
1845        while (defined $log[0] && $log[0] eq "") {
1846                shift @log;
1847        }
1848        foreach my $line (@log) {
1849                if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
1850                        next;
1851                }
1852                if ($line eq "") {
1853                        if ($empty) {
1854                                next;
1855                        }
1856                        $empty = 1;
1857                } else {
1858                        $empty = 0;
1859                }
1860                print format_log_line_html($line) . "<br/>\n";
1861        }
1862        print "<br/>\n";
1863        foreach my $line (@difftree) {
1864                # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M      ls-files.c'
1865                # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M      rev-tree.c'
1866                $line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/;
1867                my $from_mode = $1;
1868                my $to_mode = $2;
1869                my $from_id = $3;
1870                my $to_id = $4;
1871                my $status = $5;
1872                my $file = $6;
1873                if ($status eq "A") {
1874                        print "<div class=\"diff_info\">" .  file_type($to_mode) . ":" .
1875                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to_id;hb=$hash;f=$file"}, $to_id) . "(new)" .
1876                              "</div>\n";
1877                        git_diff_print(undef, "/dev/null", $to_id, "b/$file");
1878                } elsif ($status eq "D") {
1879                        print "<div class=\"diff_info\">" . file_type($from_mode) . ":" .
1880                              $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$from_id;hb=$hash;f=$file"}, $from_id) . "(deleted)" .
1881                              "</div>\n";
1882                        git_diff_print($from_id, "a/$file", undef, "/dev/null");
1883                } elsif ($status eq "M") {
1884                        if ($from_id ne $to_id) {
1885                                print "<div class=\"diff_info\">" .
1886                                      file_type($from_mode) . ":" . $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$from_id;hb=$hash;f=$file"}, $from_id) .
1887                                      " -> " .
1888                                      file_type($to_mode) . ":" . $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to_id;hb=$hash;f=$file"}, $to_id);
1889                                print "</div>\n";
1890                                git_diff_print($from_id, "a/$file",  $to_id, "b/$file");
1891                        }
1892                }
1893        }
1894        print "<br/>\n" .
1895              "</div>";
1896        git_footer_html();
1897}
1898
1899sub git_commitdiff_plain {
1900        mkdir($git_temp, 0700);
1901        open my $fd, "-|", "$gitbin/git-diff-tree -r $hash_parent $hash" or die_error(undef, "Open failed.");
1902        my (@difftree) = map { chomp; $_ } <$fd>;
1903        close $fd or die_error(undef, "Reading diff-tree failed.");
1904
1905        # try to figure out the next tag after this commit
1906        my $tagname;
1907        my %taghash;
1908        my $tags = git_read_refs("refs/tags");
1909        foreach my $entry (@$tags) {
1910                my %tag = %$entry;
1911                $taghash{$tag{'refid'}} = $tag{'name'};
1912        }
1913        open $fd, "-|", "$gitbin/git-rev-list HEAD";
1914        while (my $commit = <$fd>) {
1915                chomp $commit;
1916                if ($taghash{$commit}) {
1917                        $tagname = $taghash{$commit};
1918                }
1919                if ($commit eq $hash) {
1920                        last;
1921                }
1922        }
1923        close $fd;
1924
1925        print $cgi->header(-type => "text/plain", -charset => 'utf-8');
1926        my %co = git_read_commit($hash);
1927        my %ad = date_str($co{'author_epoch'}, $co{'author_tz'});
1928        my $comment = $co{'comment'};
1929        print "From: $co{'author'}\n" .
1930              "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n".
1931              "Subject: $co{'title'}\n";
1932        if (defined $tagname) {
1933              print "X-Git-Tag: $tagname\n";
1934        }
1935        print "X-Git-Url: $my_url?p=$project;a=commitdiff;h=$hash\n" .
1936              "\n";
1937
1938        foreach my $line (@$comment) {;
1939                print "  $line\n";
1940        }
1941        print "---\n\n";
1942
1943        foreach my $line (@difftree) {
1944                $line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/;
1945                my $from_id = $3;
1946                my $to_id = $4;
1947                my $status = $5;
1948                my $file = $6;
1949                if ($status eq "A") {
1950                        git_diff_print(undef, "/dev/null", $to_id, "b/$file", "plain");
1951                } elsif ($status eq "D") {
1952                        git_diff_print($from_id, "a/$file", undef, "/dev/null", "plain");
1953                } elsif ($status eq "M") {
1954                        git_diff_print($from_id, "a/$file",  $to_id, "b/$file", "plain");
1955                }
1956        }
1957}
1958
1959sub git_history {
1960        if (!defined $hash) {
1961                $hash = git_read_hash("$project/HEAD");
1962        }
1963        my %co = git_read_commit($hash);
1964        if (!%co) {
1965                die_error(undef, "Unknown commit object.");
1966        }
1967        git_header_html();
1968        print "<div class=\"page_nav\">\n" .
1969              $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
1970              " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "shortlog") .
1971              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log"}, "log") .
1972              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") .
1973              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "commitdiff") .
1974              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$hash"}, "tree") .
1975              "<br/><br/>\n" .
1976              "</div>\n";
1977        print "<div>\n" .
1978              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash", -class => "title"}, escapeHTML($co{'title'})) . "\n" .
1979              "</div>\n";
1980        print "<div class=\"page_path\"><b>/$file_name</b><br/></div>\n";
1981
1982        open my $fd, "-|", "$gitbin/git-rev-list $hash | $gitbin/git-diff-tree -r --stdin $file_name";
1983        my $commit;
1984        print "<table cellspacing=\"0\">\n";
1985        my $alternate = 0;
1986        while (my $line = <$fd>) {
1987                if ($line =~ m/^([0-9a-fA-F]{40})/){
1988                        $commit = $1;
1989                        next;
1990                }
1991                if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/ && (defined $commit)) {
1992                        my %co = git_read_commit($commit);
1993                        if (!%co) {
1994                                next;
1995                        }
1996                        if ($alternate) {
1997                                print "<tr class=\"dark\">\n";
1998                        } else {
1999                                print "<tr class=\"light\">\n";
2000                        }
2001                        $alternate ^= 1;
2002                        print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2003                              "<td><i>" . escapeHTML(chop_str($co{'author_name'}, 15, 3)) . "</i></td>\n" .
2004                              "<td>" . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit", -class => "list"}, "<b>" .
2005                              escapeHTML(chop_str($co{'title'}, 50)) . "</b>") . "</td>\n" .
2006                              "<td class=\"link\">" .
2007                              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit"}, "commit") .
2008                              " | " . $cgi->a({-href => "$my_uri?p=$project;a=blob;hb=$commit;f=$file_name"}, "blob");
2009                        my $blob = git_get_hash_by_path($hash, $file_name);
2010                        my $blob_parent = git_get_hash_by_path($commit, $file_name);
2011                        if (defined $blob && defined $blob_parent && $blob ne $blob_parent) {
2012                                print " | " .
2013                                $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$blob;hp=$blob_parent;hb=$commit;f=$file_name"},
2014                                "diff to current");
2015                        }
2016                        print "</td>\n" .
2017                              "</tr>\n";
2018                        undef $commit;
2019                }
2020        }
2021        print "</table>\n";
2022        close $fd;
2023        git_footer_html();
2024}
2025
2026sub git_search {
2027        if (!defined $searchtext) {
2028                die_error("", "Text field empty.");
2029        }
2030        if (!defined $hash) {
2031                $hash = git_read_hash("$project/HEAD");
2032        }
2033        my %co = git_read_commit($hash);
2034        if (!%co) {
2035                die_error(undef, "Unknown commit object.");
2036        }
2037        # pickaxe may take all resources of your box and run for several minutes
2038        # with every query - so decide by yourself how public you make this feature :)
2039        my $commit_search = 1;
2040        my $author_search = 0;
2041        my $committer_search = 0;
2042        my $pickaxe_search = 0;
2043        if ($searchtext =~ s/^author\\://i) {
2044                $author_search = 1;
2045        } elsif ($searchtext =~ s/^committer\\://i) {
2046                $committer_search = 1;
2047        } elsif ($searchtext =~ s/^pickaxe\\://i) {
2048                $commit_search = 0;
2049                $pickaxe_search = 1;
2050        }
2051        git_header_html();
2052        print "<div class=\"page_nav\">\n" .
2053              $cgi->a({-href => "$my_uri?p=$project;a=summary;h=$hash"}, "summary") .
2054              " | " . $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "shortlog") .
2055              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log;h=$hash"}, "log") .
2056              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") .
2057              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "commitdiff") .
2058              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$hash"}, "tree") .
2059              "<br/><br/>\n" .
2060              "</div>\n";
2061
2062        print "<div>\n" .
2063              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash", -class => "title"}, escapeHTML($co{'title'})) . "\n" .
2064              "</div>\n";
2065        print "<table cellspacing=\"0\">\n";
2066        my $alternate = 0;
2067        if ($commit_search) {
2068                $/ = "\0";
2069                open my $fd, "-|", "$gitbin/git-rev-list --header $hash";
2070                while (my $commit_text = <$fd>) {
2071                        if (!grep m/$searchtext/i, $commit_text) {
2072                                next;
2073                        }
2074                        if ($author_search && !grep m/\nauthor .*$searchtext/i, $commit_text) {
2075                                next;
2076                        }
2077                        if ($committer_search && !grep m/\ncommitter .*$searchtext/i, $commit_text) {
2078                                next;
2079                        }
2080                        my @commit_lines = split "\n", $commit_text;
2081                        my $commit = shift @commit_lines;
2082                        my %co = git_read_commit($commit, \@commit_lines);
2083                        if (!%co) {
2084                                next;
2085                        }
2086                        if ($alternate) {
2087                                print "<tr class=\"dark\">\n";
2088                        } else {
2089                                print "<tr class=\"light\">\n";
2090                        }
2091                        $alternate ^= 1;
2092                        print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2093                              "<td><i>" . escapeHTML(chop_str($co{'author_name'}, 15, 5)) . "</i></td>\n" .
2094                              "<td>" .
2095                              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit", -class => "list"}, "<b>" . escapeHTML(chop_str($co{'title'}, 50)) . "</b><br/>");
2096                        my $comment = $co{'comment'};
2097                        foreach my $line (@$comment) {
2098                                if ($line =~ m/^(.*)($searchtext)(.*)$/i) {
2099                                        my $lead = escapeHTML($1) || "";
2100                                        $lead = chop_str($lead, 30, 10);
2101                                        my $match = escapeHTML($2) || "";
2102                                        my $trail = escapeHTML($3) || "";
2103                                        $trail = chop_str($trail, 30, 10);
2104                                        my $text = "$lead<span style=\"color:#e00000\">$match</span>$trail";
2105                                        print chop_str($text, 80, 5) . "<br/>\n";
2106                                }
2107                        }
2108                        print "</td>\n" .
2109                              "<td class=\"link\">" .
2110                              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit"}, "commit") .
2111                              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$commit"}, "tree");
2112                        print "</td>\n" .
2113                              "</tr>\n";
2114                }
2115                close $fd;
2116        }
2117
2118        if ($pickaxe_search) {
2119                $/ = "\n";
2120                open my $fd, "-|", "$gitbin/git-rev-list $hash | $gitbin/git-diff-tree -r --stdin -S$searchtext";
2121                undef %co;
2122                my @files;
2123                while (my $line = <$fd>) {
2124                        if (%co && $line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/) {
2125                                my %set;
2126                                $set{'file'} = $6;
2127                                $set{'from_id'} = $3;
2128                                $set{'to_id'} = $4;
2129                                $set{'id'} = $set{'to_id'};
2130                                if ($set{'id'} =~ m/0{40}/) {
2131                                        $set{'id'} = $set{'from_id'};
2132                                }
2133                                if ($set{'id'} =~ m/0{40}/) {
2134                                        next;
2135                                }
2136                                push @files, \%set;
2137                        } elsif ($line =~ m/^([0-9a-fA-F]{40}) /){
2138                                if (%co) {
2139                                        if ($alternate) {
2140                                                print "<tr class=\"dark\">\n";
2141                                        } else {
2142                                                print "<tr class=\"light\">\n";
2143                                        }
2144                                        $alternate ^= 1;
2145                                        print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2146                                              "<td><i>" . escapeHTML(chop_str($co{'author_name'}, 15, 5)) . "</i></td>\n" .
2147                                              "<td>" .
2148                                              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$co{'id'}", -class => "list"}, "<b>" .
2149                                              escapeHTML(chop_str($co{'title'}, 50)) . "</b><br/>");
2150                                        while (my $setref = shift @files) {
2151                                                my %set = %$setref;
2152                                                print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$set{'id'};hb=$co{'id'};f=$set{'file'}", class => "list"},
2153                                                      "<span style=\"color:#e00000\">" . escapeHTML($set{'file'}) . "</span>") .
2154                                                      "<br/>\n";
2155                                        }
2156                                        print "</td>\n" .
2157                                              "<td class=\"link\">" .
2158                                              $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$co{'id'}"}, "commit") .
2159                                              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'};hb=$co{'id'}"}, "tree");
2160                                        print "</td>\n" .
2161                                              "</tr>\n";
2162                                }
2163                                %co = git_read_commit($1);
2164                        }
2165                }
2166                close $fd;
2167        }
2168        print "</table>\n";
2169        git_footer_html();
2170}
2171
2172sub git_shortlog {
2173        my $head = git_read_hash("$project/HEAD");
2174        if (!defined $hash) {
2175                $hash = $head;
2176        }
2177        if (!defined $page) {
2178                $page = 0;
2179        }
2180        git_header_html();
2181        print "<div class=\"page_nav\">\n" .
2182              $cgi->a({-href => "$my_uri?p=$project;a=summary"}, "summary") .
2183              " | shortlog" .
2184              " | " . $cgi->a({-href => "$my_uri?p=$project;a=log;h=$hash"}, "log") .
2185              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") .
2186              " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "commitdiff") .
2187              " | " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$hash;hb=$hash"}, "tree") . "<br/>\n";
2188
2189        my $limit = sprintf("--max-count=%i", (100 * ($page+1)));
2190        open my $fd, "-|", "$gitbin/git-rev-list $limit $hash" or die_error(undef, "Open failed.");
2191        my (@revlist) = map { chomp; $_ } <$fd>;
2192        close $fd;
2193
2194        if ($hash ne $head || $page) {
2195                print $cgi->a({-href => "$my_uri?p=$project;a=shortlog"}, "HEAD");
2196        } else {
2197                print "HEAD";
2198        }
2199        if ($page > 0) {
2200                print " &sdot; " .
2201                $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$hash;pg=" . ($page-1), -accesskey => "p", -title => "Alt-p"}, "prev");
2202        } else {
2203                print " &sdot; prev";
2204        }
2205        if ($#revlist >= (100 * ($page+1)-1)) {
2206                print " &sdot; " .
2207                $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$hash;pg=" . ($page+1), -accesskey => "n", -title => "Alt-n"}, "next");
2208        } else {
2209                print " &sdot; next";
2210        }
2211        print "<br/>\n" .
2212              "</div>\n";
2213        print "<div>\n" .
2214              $cgi->a({-href => "$my_uri?p=$project;a=summary", -class => "title"}, "&nbsp;") .
2215              "</div>\n";
2216        print "<table cellspacing=\"0\">\n";
2217        my $alternate = 0;
2218        for (my $i = ($page * 100); $i <= $#revlist; $i++) {
2219                my $commit = $revlist[$i];
2220                my %co = git_read_commit($commit);
2221                my %ad = date_str($co{'author_epoch'});
2222                if ($alternate) {
2223                        print "<tr class=\"dark\">\n";
2224                } else {
2225                        print "<tr class=\"light\">\n";
2226                }
2227                $alternate ^= 1;
2228                print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2229                      "<td><i>" . escapeHTML(chop_str($co{'author_name'}, 10)) . "</i></td>\n" .
2230                      "<td>" . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit", -class => "list"}, "<b>" .
2231                      escapeHTML($co{'title_short'}) . "</b>") . "</td>\n" .
2232                      "<td class=\"link\">" .
2233                      $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit"}, "commit") .
2234                      " | " . $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$commit"}, "commitdiff") .
2235                      "</td>\n" .
2236                      "</tr>";
2237        }
2238        if ($#revlist >= (100 * ($page+1)-1)) {
2239                print "<tr>\n" .
2240                      "<td>" .
2241                      $cgi->a({-href => "$my_uri?p=$project;a=shortlog;h=$hash;pg=" . ($page+1), -title => "Alt-n"}, "next") .
2242                      "</td>\n" .
2243                      "</tr>\n";
2244        }
2245        print "</table\n>";
2246        git_footer_html();
2247}