rerere: Fix use of an empty strbuf.buf

[git.git] / gitweb / gitweb.perl

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index b3816921192ed6983337e60e95a9db77337d9fde..b2bae1b250a5316c85ffb221b3b088c9e8cda8c7 100755 (executable)
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -436,12 +436,11 @@ my %allowed_options = (
 
 our @extra_options = $cgi->param('opt');
 if (defined @extra_options) {
-       foreach(@extra_options)
-       {
-               if (not grep(/^$_$/, keys %allowed_options)) {
+       foreach my $opt (@extra_options) {
+               if (not exists $allowed_options{$opt}) {
                        die_error(undef, "Invalid option parameter");
                }
-               if (not grep(/^$action$/, @{$allowed_options{$_}})) {
+               if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
                        die_error(undef, "Invalid option parameter for this action");
                }
        }
@@ -472,9 +471,6 @@ if (defined $searchtype) {
 our $searchtext = $cgi->param('s');
 our $search_regexp;
 if (defined $searchtext) {
-       if ($searchtype ne 'grep' and $searchtype ne 'pickaxe' and $searchtext =~ m/[^a-zA-Z0-9_\.\/\-\+\:\@ ]/) {
-               die_error(undef, "Invalid search parameter");
-       }
        if (length($searchtext) < 2) {
                die_error(undef, "At least two characters are required for search parameter");
        }
@@ -598,7 +594,6 @@ sub href(%) {
                action => "a",
                file_name => "f",
                file_parent => "fp",
-               extra_options => "opt",
                hash => "h",
                hash_parent => "hp",
                hash_base => "hb",
@@ -608,6 +603,7 @@ sub href(%) {
                searchtext => "s",
                searchtype => "st",
                snapshot_format => "sf",
+               extra_options => "opt",
        );
        my %mapping = @mapping;
 
@@ -630,7 +626,13 @@ sub href(%) {
        for (my $i = 0; $i < @mapping; $i += 2) {
                my ($name, $symbol) = ($mapping[$i], $mapping[$i+1]);
                if (defined $params{$name}) {
-                       push @result, $symbol . "=" . esc_param($params{$name});
+                       if (ref($params{$name}) eq "ARRAY") {
+                               foreach my $par (@{$params{$name}}) {
+                                       push @result, $symbol . "=" . esc_param($par);
+                               }
+                       } else {
+                               push @result, $symbol . "=" . esc_param($params{$name});
+                       }
                }
        }
        $href .= "?" . join(';', @result) if scalar @result;
@@ -890,11 +892,25 @@ sub age_string {
        return $age_str;
 }
 
+use constant {
+       S_IFINVALID => 0030000,
+       S_IFGITLINK => 0160000,
+};
+
+# submodule/subproject, a commit object reference
+sub S_ISGITLINK($) {
+       my $mode = shift;
+
+       return (($mode & S_IFMT) == S_IFGITLINK)
+}
+
 # convert file mode in octal to symbolic file mode string
 sub mode_str {
        my $mode = oct shift;
 
-       if (S_ISDIR($mode & S_IFMT)) {
+       if (S_ISGITLINK($mode)) {
+               return 'm---------';
+       } elsif (S_ISDIR($mode & S_IFMT)) {
                return 'drwxr-xr-x';
        } elsif (S_ISLNK($mode)) {
                return 'lrwxrwxrwx';
@@ -920,7 +936,9 @@ sub file_type {
                $mode = oct $mode;
        }
 
-       if (S_ISDIR($mode & S_IFMT)) {
+       if (S_ISGITLINK($mode)) {
+               return "submodule";
+       } elsif (S_ISDIR($mode & S_IFMT)) {
                return "directory";
        } elsif (S_ISLNK($mode)) {
                return "symlink";
@@ -941,7 +959,9 @@ sub file_type_long {
                $mode = oct $mode;
        }
 
-       if (S_ISDIR($mode & S_IFMT)) {
+       if (S_ISGITLINK($mode)) {
+               return "submodule";
+       } elsif (S_ISDIR($mode & S_IFMT)) {
                return "directory";
        } elsif (S_ISLNK($mode)) {
                return "symlink";
@@ -1492,6 +1512,7 @@ sub git_get_projects_list {
 
                File::Find::find({
                        follow_fast => 1, # follow symbolic links
+                       follow_skip => 2, # ignore duplicates
                        dangling_symlinks => 0, # ignore dangling symlinks, silently
                        wanted => sub {
                                # skip project-list toplevel, if we get it.
@@ -2267,9 +2288,17 @@ EOF
                printf('<link rel="alternate" title="%s log RSS feed" '.
                       'href="%s" type="application/rss+xml" />'."\n",
                       esc_param($project), href(action=>"rss"));
+               printf('<link rel="alternate" title="%s log RSS feed (no merges)" '.
+                      'href="%s" type="application/rss+xml" />'."\n",
+                      esc_param($project), href(action=>"rss",
+                                                extra_options=>"--no-merges"));
                printf('<link rel="alternate" title="%s log Atom feed" '.
                       'href="%s" type="application/atom+xml" />'."\n",
                       esc_param($project), href(action=>"atom"));
+               printf('<link rel="alternate" title="%s log Atom feed (no merges)" '.
+                      'href="%s" type="application/atom+xml" />'."\n",
+                      esc_param($project), href(action=>"atom",
+                                                extra_options=>"--no-merges"));
        } else {
                printf('<link rel="alternate" title="%s projects list" '.
                       'href="%s" type="text/plain; charset=utf-8"/>'."\n",
@@ -2707,6 +2736,20 @@ sub git_print_tree_entry {
                                      "history");
                }
                print "</td>\n";
+       } else {
+               # unknown object: we can only present history for it
+               # (this includes 'commit' object, i.e. submodule support)
+               print "<td class=\"list\">" .
+                     esc_path($t->{'name'}) .
+                     "</td>\n";
+               print "<td class=\"link\">";
+               if (defined $hash_base) {
+                       print $cgi->a({-href => href(action=>"history",
+                                                    hash_base=>$hash_base,
+                                                    file_name=>"$basedir$t->{'name'}")},
+                                     "history");
+               }
+               print "</td>\n";
        }
 }
 
@@ -3376,7 +3419,7 @@ sub git_project_list_body {
                      "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
                                        -class => "list", -title => $pr->{'descr_long'}},
                                        esc_html($pr->{'descr'})) . "</td>\n" .
-                     "<td><i>" . chop_str($pr->{'owner'}, 15) . "</i></td>\n";
+                     "<td><i>" . esc_html(chop_str($pr->{'owner'}, 15)) . "</i></td>\n";
                print "<td class=\"". age_class($pr->{'age'}) . "\">" .
                      (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n" .
                      "<td class=\"link\">" .
@@ -3752,7 +3795,7 @@ sub git_summary {
        print "<div class=\"title\">&nbsp;</div>\n";
        print "<table cellspacing=\"0\">\n" .
              "<tr><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
-             "<tr><td>owner</td><td>$owner</td></tr>\n";
+             "<tr><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
        if (defined $cd{'rfc2822'}) {
                print "<tr><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n";
        }
@@ -5320,7 +5363,7 @@ sub git_feed {
 
        # log/feed of current (HEAD) branch, log of given branch, history of file/directory
        my $head = $hash || 'HEAD';
-       my @commitlist = parse_commits($head, 150);
+       my @commitlist = parse_commits($head, 150, 0, undef, $file_name);
 
        my %latest_commit;
        my %latest_date;