git-send-email: Accept fifos as well as files
[gitweb.git] / gitweb / gitweb.perl
index 8d1f3e0547dd675d7d0fe3788f76e49efc701222..87887ab358298565bc14e3c5663f38b7250218fb 100755 (executable)
@@ -377,7 +377,7 @@ sub filter_snapshot_fmts {
 }
 
 # version of the core git binary
-our $git_version = qx($GIT --version) =~ m/git version (.*)$/ ? $1 : "unknown";
+our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
 
 $projects_list ||= $projectroot;
 
@@ -1500,9 +1500,13 @@ sub git_cmd {
        return $GIT, '--git-dir='.$git_dir;
 }
 
-# returns path to the core git executable and the --git-dir parameter as string
-sub git_cmd_str {
-       return join(' ', git_cmd());
+# quote the given arguments for passing them to the shell
+# quote_command("command", "arg 1", "arg with ' and ! characters")
+# => "'command' 'arg 1' 'arg with '\'' and '\!' characters'"
+# Try to avoid using this function wherever possible.
+sub quote_command {
+       return join(' ',
+                   map( { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ ));
 }
 
 # get HEAD ref of given project as hash
@@ -2158,49 +2162,6 @@ sub parse_commits {
        return wantarray ? @cos : \@cos;
 }
 
-# parse ref from ref_file, given by ref_id, with given type
-sub parse_ref {
-       my $ref_file = shift;
-       my $ref_id = shift;
-       my $type = shift || git_get_type($ref_id);
-       my %ref_item;
-
-       $ref_item{'type'} = $type;
-       $ref_item{'id'} = $ref_id;
-       $ref_item{'epoch'} = 0;
-       $ref_item{'age'} = "unknown";
-       if ($type eq "tag") {
-               my %tag = parse_tag($ref_id);
-               $ref_item{'comment'} = $tag{'comment'};
-               if ($tag{'type'} eq "commit") {
-                       my %co = parse_commit($tag{'object'});
-                       $ref_item{'epoch'} = $co{'committer_epoch'};
-                       $ref_item{'age'} = $co{'age_string'};
-               } elsif (defined($tag{'epoch'})) {
-                       my $age = time - $tag{'epoch'};
-                       $ref_item{'epoch'} = $tag{'epoch'};
-                       $ref_item{'age'} = age_string($age);
-               }
-               $ref_item{'reftype'} = $tag{'type'};
-               $ref_item{'name'} = $tag{'name'};
-               $ref_item{'refid'} = $tag{'object'};
-       } elsif ($type eq "commit"){
-               my %co = parse_commit($ref_id);
-               $ref_item{'reftype'} = "commit";
-               $ref_item{'name'} = $ref_file;
-               $ref_item{'title'} = $co{'title'};
-               $ref_item{'refid'} = $ref_id;
-               $ref_item{'epoch'} = $co{'committer_epoch'};
-               $ref_item{'age'} = $co{'age_string'};
-       } else {
-               $ref_item{'reftype'} = $type;
-               $ref_item{'name'} = $ref_file;
-               $ref_item{'refid'} = $ref_id;
-       }
-
-       return %ref_item;
-}
-
 # parse line of git-diff-tree "raw" output
 sub parse_difftree_raw_line {
        my $line = shift;
@@ -3559,21 +3520,24 @@ sub git_patchset_body {
 
 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 
-sub git_project_list_body {
-       my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
-
-       my ($check_forks) = gitweb_check_feature('forks');
-
+# fills project list info (age, description, owner, forks) for each
+# project in the list, removing invalid projects from returned list
+# NOTE: modifies $projlist, but does not remove entries from it
+sub fill_project_list_info {
+       my ($projlist, $check_forks) = @_;
        my @projects;
+
+ PROJECT:
        foreach my $pr (@$projlist) {
-               my (@aa) = git_get_last_activity($pr->{'path'});
-               unless (@aa) {
-                       next;
+               my (@activity) = git_get_last_activity($pr->{'path'});
+               unless (@activity) {
+                       next PROJECT;
                }
-               ($pr->{'age'}, $pr->{'age_string'}) = @aa;
+               ($pr->{'age'}, $pr->{'age_string'}) = @activity;
                if (!defined $pr->{'descr'}) {
                        my $descr = git_get_project_description($pr->{'path'}) || "";
-                       $pr->{'descr_long'} = to_utf8($descr);
+                       $descr = to_utf8($descr);
+                       $pr->{'descr_long'} = $descr;
                        $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5);
                }
                if (!defined $pr->{'owner'}) {
@@ -3585,14 +3549,52 @@ sub git_project_list_body {
                            ($pname !~ /\/$/) &&
                            (-d "$projectroot/$pname")) {
                                $pr->{'forks'} = "-d $projectroot/$pname";
-                       }
-                       else {
+                       }       else {
                                $pr->{'forks'} = 0;
                        }
                }
                push @projects, $pr;
        }
 
+       return @projects;
+}
+
+# print 'sort by' <th> element, either sorting by $key if $name eq $order
+# (changing $list), or generating 'sort by $name' replay link otherwise
+sub print_sort_th {
+       my ($str_sort, $name, $order, $key, $header, $list) = @_;
+       $key    ||= $name;
+       $header ||= ucfirst($name);
+
+       if ($order eq $name) {
+               if ($str_sort) {
+                       @$list = sort {$a->{$key} cmp $b->{$key}} @$list;
+               } else {
+                       @$list = sort {$a->{$key} <=> $b->{$key}} @$list;
+               }
+               print "<th>$header</th>\n";
+       } else {
+               print "<th>" .
+                     $cgi->a({-href => href(-replay=>1, order=>$name),
+                              -class => "header"}, $header) .
+                     "</th>\n";
+       }
+}
+
+sub print_sort_th_str {
+       print_sort_th(1, @_);
+}
+
+sub print_sort_th_num {
+       print_sort_th(0, @_);
+}
+
+sub git_project_list_body {
+       my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
+
+       my ($check_forks) = gitweb_check_feature('forks');
+       my @projects = fill_project_list_info($projlist, $check_forks);
+
        $order ||= $default_projects_order;
        $from = 0 unless defined $from;
        $to = $#projects if (!defined $to || $#projects < $to);
@@ -3603,43 +3605,15 @@ sub git_project_list_body {
                if ($check_forks) {
                        print "<th></th>\n";
                }
-               if ($order eq "project") {
-                       @projects = sort {$a->{'path'} cmp $b->{'path'}} @projects;
-                       print "<th>Project</th>\n";
-               } else {
-                       print "<th>" .
-                             $cgi->a({-href => href(project=>undef, order=>'project'),
-                                      -class => "header"}, "Project") .
-                             "</th>\n";
-               }
-               if ($order eq "descr") {
-                       @projects = sort {$a->{'descr'} cmp $b->{'descr'}} @projects;
-                       print "<th>Description</th>\n";
-               } else {
-                       print "<th>" .
-                             $cgi->a({-href => href(project=>undef, order=>'descr'),
-                                      -class => "header"}, "Description") .
-                             "</th>\n";
-               }
-               if ($order eq "owner") {
-                       @projects = sort {$a->{'owner'} cmp $b->{'owner'}} @projects;
-                       print "<th>Owner</th>\n";
-               } else {
-                       print "<th>" .
-                             $cgi->a({-href => href(project=>undef, order=>'owner'),
-                                      -class => "header"}, "Owner") .
-                             "</th>\n";
-               }
-               if ($order eq "age") {
-                       @projects = sort {$a->{'age'} <=> $b->{'age'}} @projects;
-                       print "<th>Last Change</th>\n";
-               } else {
-                       print "<th>" .
-                             $cgi->a({-href => href(project=>undef, order=>'age'),
-                                      -class => "header"}, "Last Change") .
-                             "</th>\n";
-               }
-               print "<th></th>\n" .
+               print_sort_th_str('project', $order, 'path',
+                                 'Project', \@projects);
+               print_sort_th_str('descr', $order, 'descr_long',
+                                 'Description', \@projects);
+               print_sort_th_str('owner', $order, 'owner',
+                                 'Owner', \@projects);
+               print_sort_th_num('age', $order, 'age',
+                                 'Last Change', \@projects);
+               print "<th></th>\n" . # for links
                      "</tr>\n";
        }
        my $alternate = 1;
@@ -4536,7 +4510,6 @@ sub git_snapshot {
                $hash = git_get_head_hash($project);
        }
 
-       my $git_command = git_cmd_str();
        my $name = $project;
        $name =~ s,([^/])/*\.git$,$1,;
        $name = basename($name);
@@ -4544,11 +4517,12 @@ sub git_snapshot {
        $name =~ s/\047/\047\\\047\047/g;
        my $cmd;
        $filename .= "-$hash$known_snapshot_formats{$format}{'suffix'}";
-       $cmd = "$git_command archive " .
-               "--format=$known_snapshot_formats{$format}{'format'} " .
-               "--prefix=\'$name\'/ $hash";
+       $cmd = quote_command(
+               git_cmd(), 'archive',
+               "--format=$known_snapshot_formats{$format}{'format'}",
+               "--prefix=$name/", $hash);
        if (exists $known_snapshot_formats{$format}{'compressor'}) {
-               $cmd .= ' | ' . join ' ', @{$known_snapshot_formats{$format}{'compressor'}};
+               $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}});
        }
 
        print $cgi->header(
@@ -4761,8 +4735,8 @@ sub git_object {
        if ($hash || ($hash_base && !defined $file_name)) {
                my $object_id = $hash || $hash_base;
 
-               my $git_command = git_cmd_str();
-               open my $fd, "-|", "$git_command cat-file -t $object_id 2>/dev/null"
+               open my $fd, "-|", quote_command(
+                       git_cmd(), 'cat-file', '-t', $object_id) . ' 2> /dev/null'
                        or die_error('404 Not Found', "Object does not exist");
                $type = <$fd>;
                chomp $type;