X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/ee1ad53c4c2710aa7ded61bdc56f3a8cce514f22..4af4d26582f0c2b915d7102fb4a604b176385748:/IkiWiki/Plugin/graphviz.pm
diff --git a/IkiWiki/Plugin/graphviz.pm b/IkiWiki/Plugin/graphviz.pm
index 5d666e1be..32e994d6b 100644
--- 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";
@@ -36,12 +45,11 @@ sub render_graph (\%) { #{{{
if (! -e "$config{destdir}/$dest") {
my $pid;
- my $sigpipe=0;;
+ my $sigpipe=0;
$SIG{PIPE}=sub { $sigpipe=1 };
$pid=open2(*IN, *OUT, "$params{prog} -Tpng");
# open2 doesn't respect "use open ':utf8'"
- binmode (IN, ':utf8');
binmode (OUT, ':utf8');
print OUT $src;
@@ -56,7 +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}, $png, 1);
@@ -70,17 +78,22 @@ sub render_graph (\%) { #{{{
}
}
- return "
\n";
-} #}}}
+ if ($params{preview}) {
+ return "
\n";
+ }
+ else {
+ return "
\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