make revert hooks optional

[git.ikiwiki.info.git] / IkiWiki / Plugin / meta.pm

diff --git a/IkiWiki/Plugin/meta.pm b/IkiWiki/Plugin/meta.pm
index 34e902bec4d19d98730612e6ee78cc157ce7299d..5cfa7283350885181b9e8e194e87a4448c235c10 100644 (file)
--- a/IkiWiki/Plugin/meta.pm
+++ b/IkiWiki/Plugin/meta.pm
@@ -37,6 +37,7 @@ sub needsbuild (@) {
                        }
                }
        }
+       return $needsbuild;
 }
 
 sub scrub ($$) {
@@ -88,26 +89,21 @@ sub preprocess (@) {
 
        # Metadata collection that needs to happen during the scan pass.
        if ($key eq 'title') {
-               my $encoded = HTML::Entities::encode_numeric($value);
-               $pagestate{$page}{meta}{title} = $encoded;
-
+               $pagestate{$page}{meta}{title}=$value;
                if (exists $params{sortas}) {
                        $pagestate{$page}{meta}{titlesort}=$params{sortas};
                }
-               elsif ($encoded ne $value) {
-                       $pagestate{$page}{meta}{titlesort}=$value;
-               }
                else {
                        delete $pagestate{$page}{meta}{titlesort};
                }
                return "";
        }
        elsif ($key eq 'description') {
-               $pagestate{$page}{meta}{description}=HTML::Entities::encode_numeric($value);
+               $pagestate{$page}{meta}{description}=$value;
                # fallthrough
        }
        elsif ($key eq 'guid') {
-               $pagestate{$page}{meta}{guid}=HTML::Entities::encode_numeric($value);
+               $pagestate{$page}{meta}{guid}=$value;
                # fallthrough
        }
        elsif ($key eq 'license') {
@@ -202,8 +198,12 @@ sub preprocess (@) {
                                '" rel="openid2.local_id" />' if $delegate ne 1;
                }
                if (exists $params{"xrds-location"} && safeurl($params{"xrds-location"})) {
-                       push @{$metaheaders{$page}}, '<meta http-equiv="X-XRDS-Location"'.
-                               'content="'.encode_entities($params{"xrds-location"}).'" />';
+                       # force url absolute
+                       eval q{use URI};
+                       error($@) if $@;
+                       my $url=URI->new_abs($params{"xrds-location"}, $config{url});
+                       push @{$metaheaders{$page}}, '<meta http-equiv="X-XRDS-Location" '.
+                               'content="'.encode_entities($url).'" />';
                }
        }
        elsif ($key eq 'redir') {
@@ -258,12 +258,20 @@ sub preprocess (@) {
                        ' content="'.encode_entities($value).'" />';
        }
        elsif ($key eq 'description') {
-               push @{$metaheaders{$page}}, '<meta name="'.encode_entities($key).
+               push @{$metaheaders{$page}}, '<meta name="'.
+                       encode_entities($key).
                        '" content="'.encode_entities($value).'" />';
        }
+       elsif ($key eq 'name') {
+               push @{$metaheaders{$page}}, scrub('<meta '.$key.'="'.
+                       encode_entities($value).
+                       join(' ', map { "$_=\"$params{$_}\"" } keys %params).
+                       ' />', $destpage);
+       }
        else {
-               push @{$metaheaders{$page}}, scrub('<meta name="'.encode_entities($key).
-                       '" content="'.encode_entities($value).'" />', $destpage);
+               push @{$metaheaders{$page}}, scrub('<meta name="'.
+                       encode_entities($key).'" content="'.
+                       encode_entities($value).'" />', $destpage);
        }
 
        return "";
@@ -281,15 +289,20 @@ sub pagetemplate (@) {
                $template->param(meta => join("\n", grep { (! $seen{$_}) && ($seen{$_}=1) } @{$metaheaders{$page}}));
        }
        if (exists $pagestate{$page}{meta}{title} && $template->query(name => "title")) {
-               $template->param(title => $pagestate{$page}{meta}{title});
+               $template->param(title => HTML::Entities::encode_numeric($pagestate{$page}{meta}{title}));
                $template->param(title_overridden => 1);
        }
 
-       foreach my $field (qw{author authorurl description permalink}) {
+       foreach my $field (qw{author authorurl permalink}) {
                $template->param($field => $pagestate{$page}{meta}{$field})
                        if exists $pagestate{$page}{meta}{$field} && $template->query(name => $field);
        }
 
+       foreach my $field (qw{description}) {
+               $template->param($field => HTML::Entities::encode_numeric($pagestate{$page}{meta}{$field}))
+                       if exists $pagestate{$page}{meta}{$field} && $template->query(name => $field);
+       }
+
        foreach my $field (qw{license copyright}) {
                if (exists $pagestate{$page}{meta}{$field} && $template->query(name => $field) &&
                    ($page eq $destpage || ! exists $pagestate{$destpage}{meta}{$field} ||
@@ -300,8 +313,8 @@ sub pagetemplate (@) {
 }
 
 sub get_sort_key {
-       my $page = $_[0];
-       my $meta = $_[1];
+       my $page = shift;
+       my $meta = shift;
 
        # e.g. titlesort (also makes sense for author)
        my $key = $pagestate{$page}{meta}{$meta . "sort"};
@@ -346,11 +359,11 @@ sub match {
                        return IkiWiki::SuccessReason->new("$re matches $field of $page", $page => $IkiWiki::DEPEND_CONTENT, "" => 1);
                }
                else {
-                       return IkiWiki::FailReason->new("$re does not match $field of $page", "" => 1);
+                       return IkiWiki::FailReason->new("$re does not match $field of $page", $page => $IkiWiki::DEPEND_CONTENT, "" => 1);
                }
        }
        else {
-               return IkiWiki::FailReason->new("$page does not have a $field", "" => 1);
+               return IkiWiki::FailReason->new("$page does not have a $field", $page => $IkiWiki::DEPEND_CONTENT);
        }
 }
 
@@ -376,10 +389,14 @@ sub match_copyright ($$;@) {
        IkiWiki::Plugin::meta::match("copyright", @_);
 }
 
+sub match_guid ($$;@) {
+       IkiWiki::Plugin::meta::match("guid", @_);
+}
+
 package IkiWiki::SortSpec;
 
 sub cmp_meta {
-       my $meta = $_[0];
+       my $meta = shift;
        error(gettext("sort=meta requires a parameter")) unless defined $meta;
 
        if ($meta eq 'updated' || $meta eq 'date') {