edittemplate: only generate a UUID on-demand

[ikiwiki.git] / IkiWiki / Plugin / edittemplate.pm

diff --git a/IkiWiki/Plugin/edittemplate.pm b/IkiWiki/Plugin/edittemplate.pm
index a163b0d84c3b28cee03ab3eecd24744ee5a2fc65..b408dfcac1faf5af44bd03c1c0e4ced5b832107e 100644 (file)
--- a/IkiWiki/Plugin/edittemplate.pm
+++ b/IkiWiki/Plugin/edittemplate.pm
@@ -23,6 +23,7 @@ sub getsetup () {
                plugin => {
                        safe => 1,
                        rebuild => undef,
+                       section => "web",
                },
 }
 
@@ -40,6 +41,8 @@ sub needsbuild (@) {
                        }
                }
        }
+
+       return $needsbuild;
 }
 
 sub preprocess (@) {
@@ -55,11 +58,17 @@ sub preprocess (@) {
        }
 
        my $link=linkpage($params{template});
+       add_depends($params{page}, $link, deptype("presence"));
        my $bestlink=bestlink($params{page}, $link);
+       if (! length $bestlink) {
+               add_depends($params{page}, "templates/$link", deptype("presence"));
+               $link="/templates/".$link;
+               $bestlink=bestlink($params{page}, $link);
+       }
        $pagestate{$params{page}}{edittemplate}{$params{match}}=$bestlink;
 
-       return "" if ($params{silent} && IkiWiki::yesno($params{silent}));
-       add_depends($params{page}, $link, deptype("presence"));
+       return "" if ($params{silent} && IkiWiki::yesno($params{silent})) &&
+               length $bestlink;
        return sprintf(gettext("edittemplate %s registered for %s"),
                htmllink($params{page}, $params{destpage}, $link),
                $params{match});
@@ -98,9 +107,11 @@ sub formbuilder (@) {
                                                my $template=$pagestate{$registering_page}{edittemplate}{$pagespec};
                                                $form->field(name => "editcontent",
                                                         value =>  filltemplate($template, $page));
-                                               $form->field(name => "type",
-                                                        value => pagetype($pagesources{$template}))
+                                               my $type=pagetype($pagesources{$template})
                                                                if $pagesources{$template};
+                                               $form->field(name => "type",
+                                                        value => $type)
+                                                               if defined $type;
                                                return;
                                        }
                                }
@@ -113,32 +124,31 @@ sub filltemplate ($$) {
        my $template_page=shift;
        my $page=shift;
 
-       my $template_file=$pagesources{$template_page};
-       if (! defined $template_file) {
-               return;
-       }
-
        my $template;
        eval {
-               $template=HTML::Template->new(
-                       filter => sub {
-                               my $text_ref = shift;
-                               $$text_ref=&Encode::decode_utf8($$text_ref);
-                               chomp $$text_ref;
-                       },
-                       filename => srcfile($template_file),
-                       die_on_bad_params => 0,
-                       no_includes => 1,
-               );
+               # force page name absolute so it doesn't look in templates/
+               $template=template("/".$template_page);
        };
        if ($@) {
+               # gettext can clobber $@
+               my $error = $@;
                # Indicate that the earlier preprocessor directive set 
                # up a template that doesn't work.
-               return "[[!pagetemplate ".gettext("failed to process")." $@]]";
+               return "[[!edittemplate ".gettext("failed to process template:")." $error]]";
        }
 
        $template->param(name => $page);
 
+       if ($template->query(name => 'uuid')) {
+               eval {
+                       require UUID::Tiny;
+                       UUID::Tiny->import(':std');
+                       my $uuid;
+                       $uuid = create_uuid_as_string(UUID_V4());
+                       $template->param(uuid => $uuid);
+               };
+       }
+
        return $template->output;
 }