avoid keeping running if a DOS attack is possible

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

diff --git a/IkiWiki/Plugin/editdiff.pm b/IkiWiki/Plugin/editdiff.pm
index 9872e9686c2a3255d638968002a5d6339c1d20e2..7df6a9ffb42f53960f4881b43b34b86f49f6e798 100644 (file)
--- a/IkiWiki/Plugin/editdiff.pm
+++ b/IkiWiki/Plugin/editdiff.pm
@@ -4,16 +4,25 @@ package IkiWiki::Plugin::editdiff;
 
 use warnings;
 use strict;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 use HTML::Entities;
 use IPC::Open2;
 
-sub import { #{{{
+sub import {
+       hook(type => "getsetup", id => "editdiff", call => \&getsetup);
        hook(type => "formbuilder_setup", id => "editdiff",
                call => \&formbuilder_setup);
-} #}}}
+}
 
-sub diff ($$) { #{{{
+sub getsetup () {
+       return
+               plugin => {
+                       safe => 1,
+                       rebuild => 0,
+               },
+}
+
+sub diff ($$) {
        my $orig=shift;
        my $content=shift;
 
@@ -41,13 +50,13 @@ sub diff ($$) { #{{{
        return "couldn't run diff\n" if $sigpipe;
 
        return "<pre>".encode_entities($ret)."</pre>";
-} #}}}
+}
 
-sub formbuilder_setup { #{{{
+sub formbuilder_setup {
        my %params=@_;
        my $form=$params{form};
 
-       return if defined ! $form->field("do") || $form->field("do") ne "edit";
+       return if ! defined $form->field("do") || $form->field("do") ne "edit";
 
        my $page=$form->field("page");
        $page = IkiWiki::possibly_foolish_untaint($page);
@@ -63,6 +72,6 @@ sub formbuilder_setup { #{{{
                my $diff = diff(srcfile($pagesources{$page}), $content);
                $form->tmpl_param("page_preview", $diff);
        }
-} #}}}
+}
 
 1