Improve error message when postsignin (probably from openid) fails due to
[ikiwiki.git] / IkiWiki / Plugin / meta.pm
index 41d096e0ea9cdd440eac14325112d643981944d2..2e5fd7e76959deaa7aed03445284c2b8bb4fb59c 100644 (file)
@@ -8,12 +8,22 @@ use IkiWiki;
 
 my %meta;
 my %title;
+my %permalink;
+my %author;
+my %authorurl;
 
 sub import { #{{{
-       IkiWiki::hook(type => "preprocess", id => "meta", 
-               call => \&preprocess);
-       IkiWiki::hook(type => "pagetemplate", id => "meta", 
-               call => \&pagetemplate);
+       hook(type => "preprocess", id => "meta", call => \&preprocess, scan => 1);
+       hook(type => "filter", id => "meta", call => \&filter);
+       hook(type => "pagetemplate", id => "meta", call => \&pagetemplate);
+} # }}}
+
+sub filter (@) { #{{{
+       my %params=@_;
+       
+       $meta{$params{page}}='';
+
+       return $params{content};
 } # }}}
 
 sub preprocess (@) { #{{{
@@ -26,38 +36,63 @@ sub preprocess (@) { #{{{
        delete $params{$key};
        my $page=$params{page};
        delete $params{page};
+       delete $params{destpage};
 
-       eval q{use CGI 'escapeHTML'};
+       eval q{use HTML::Entities};
+       # Always dencode, even if encoding later, since it might not be
+       # fully encoded.
+       $value=decode_entities($value);
 
        if ($key eq 'link') {
                if (%params) {
-                       $meta{$page}='' unless exists $meta{$page};
-                       $meta{$page}.="<link href=\"".escapeHTML($value)."\" ".
-                               join(" ", map { escapeHTML("$_=\"$params{$_}\"") } keys %params).
+                       $meta{$page}.="<link href=\"".encode_entities($value)."\" ".
+                               join(" ", map { encode_entities($_)."=\"".encode_entities(decode_entities($params{$_}))."\"" } keys %params).
                                " />\n";
                }
                else {
                        # hidden WikiLink
-                       push @{$IkiWiki::links{$page}}, $value;
+                       push @{$links{$page}}, $value;
                }
        }
        elsif ($key eq 'title') {
-               $title{$page}=escapeHTML($value);
+               $title{$page}=$value;
+       }
+       elsif ($key eq 'permalink') {
+               $permalink{$page}=$value;
+               $meta{$page}.="<link rel=\"bookmark\" href=\"".encode_entities($value)."\" />\n";
        }
        else {
-               $meta{$page}='' unless exists $meta{$page};
-               $meta{$page}.="<meta name=\"".escapeHTML($key)."\" content=\"".escapeHTML($value)."\" />\n";
+               $meta{$page}.="<meta name=\"".encode_entities($key).
+                       "\" content=\"".encode_entities($value)."\" />\n";
+               if ($key eq 'author') {
+                       $author{$page}=$value;
+               }
+               elsif ($key eq 'authorurl') {
+                       $authorurl{$page}=$value;
+               }
        }
 
        return "";
 } # }}}
 
-sub pagetemplate ($$) { #{{{
-        my $page=shift;
-        my $template=shift;
+sub pagetemplate (@) { #{{{
+       my %params=@_;
+        my $page=$params{page};
+        my $template=$params{template};
 
-       $template->param(meta => $meta{$page}) if exists $meta{$page};
-       $template->param(title => $title{$page}) if exists $title{$page};
+       $template->param(meta => $meta{$page})
+               if exists $meta{$page} && $template->query(name => "meta");
+       if (exists $title{$page} && $template->query(name => "title")) {
+               $template->param(title => $title{$page});
+               $template->param(title_overridden => 1);
+       }
+       $template->param(permalink => $permalink{$page})
+               if exists $permalink{$page} && $template->query(name => "permalink");
+       $template->param(author => $author{$page})
+               if exists $author{$page} && $template->query(name => "author");
+       $template->param(authorurl => $authorurl{$page})
+               if exists $authorurl{$page} && $template->query(name => "authorurl");
+       
 } # }}}
 
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