[tiny] add a link to meta plugin page

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

diff --git a/IkiWiki/Plugin/graphviz.pm b/IkiWiki/Plugin/graphviz.pm
index ec48bad2c859fef49b87cce9f249113d3875a8d3..b43e96a73adad4b1b8091c689110c70611a983f6 100644 (file)
--- a/IkiWiki/Plugin/graphviz.pm
+++ b/IkiWiki/Plugin/graphviz.pm
@@ -5,18 +5,27 @@ package IkiWiki::Plugin::graphviz;
 
 use warnings;
 use strict;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 use IPC::Open2;
 
-sub import { #{{{
+sub import {
+       hook(type => "getsetup", id => "graphviz", call => \&getsetup);
        hook(type => "preprocess", id => "graph", call => \&graph);
-} # }}}
+}
+
+sub getsetup () {
+       return
+               plugin => {
+                       safe => 1,
+                       rebuild => undef,
+               },
+}
 
 my %graphviz_programs = (
        "dot" => 1, "neato" => 1, "fdp" => 1, "twopi" => 1, "circo" => 1
 );
 
-sub render_graph (\%) { #{{{
+sub render_graph (\%) {
        my %params = %{(shift)};
 
        my $src = "$params{type} g {\n";
@@ -29,10 +38,10 @@ sub render_graph (\%) { #{{{
        # Use the sha1 of the graphviz code as part of its filename.
        eval q{use Digest::SHA1};
        error($@) if $@;
-       my $dest=$params{destpage}."/graph-".
+       my $dest=$params{page}."/graph-".
                IkiWiki::possibly_foolish_untaint(Digest::SHA1::sha1_hex($src)).
                ".png";
-       will_render($params{destpage}, $dest);
+       will_render($params{page}, $dest);
 
        if (! -e "$config{destdir}/$dest") {
                my $pid;
@@ -55,7 +64,7 @@ sub render_graph (\%) { #{{{
 
                waitpid $pid, 0;
                $SIG{PIPE}="DEFAULT";
-               return  "[[graph ".gettext("failed to run graphviz")."]]" if ($sigpipe);
+               error gettext("failed to run graphviz") if $sigpipe;
 
                if (! $params{preview}) {
                        writefile($dest, $config{destdir}, $png, 1);
@@ -75,16 +84,16 @@ sub render_graph (\%) { #{{{
        else {
                return "<img src=\"".urlto($dest, $params{destpage})."\" />\n";
        }
-} #}}}
+}
 
-sub graph (@) { #{{{
+sub graph (@) {
        my %params=@_;
        $params{src} = "" unless defined $params{src};
        $params{type} = "digraph" unless defined $params{type};
        $params{prog} = "dot" unless defined $params{prog};
-       return "[[graph ".gettext("prog not a valid graphviz program")."]]" unless $graphviz_programs{$params{prog}};
+       error gettext("prog not a valid graphviz program") unless $graphviz_programs{$params{prog}};
 
        return render_graph(%params);
-} # }}}
+}
 
 1