implement renaming of held attachments

This is somewhat suboptimal, it does not update links to the renamed file,
or show a result message.

diff --git a/IkiWiki/Plugin/rename.pm b/IkiWiki/Plugin/rename.pm
index e871b815d6441a0cc52131932c283421c78c98c6..aa108175667fce0e23493a45c14d3ec2542819b1 100644 (file)
--- a/IkiWiki/Plugin/rename.pm
+++ b/IkiWiki/Plugin/rename.pm
@@ -179,8 +179,15 @@ sub rename_start ($$$$) {
        my $attachment=shift;
        my $page=shift;
 
-       check_canrename($page, $pagesources{$page}, undef, undef,
-               $q, $session);
+       # Special case for renaming held attachments; normal checks
+       # don't apply.
+       my $held=$attachment &&
+               IkiWiki::Plugin::attachment->can("is_held_attachment") &&
+               IkiWiki::Plugin::attachment::is_held_attachment($page);
+       if (! defined $held) {
+               check_canrename($page, $pagesources{$page}, undef, undef,
+                       $q, $session);
+       }
 
        # Save current form state to allow returning to it later
        # without losing any edits.
@@ -291,13 +298,11 @@ sub sessioncgi ($$) {
                elsif ($form->submitted eq 'Rename' && $form->validate) {
                        IkiWiki::checksessionexpiry($q, $session, $q->param('sid'));
 
-                       # Queue of rename actions to perfom.
-                       my @torename;
-
                        # These untaints are safe because of the checks
                        # performed in check_canrename later.
                        my $src=$form->field("page");
-                       my $srcfile=IkiWiki::possibly_foolish_untaint($pagesources{$src});
+                       my $srcfile=IkiWiki::possibly_foolish_untaint($pagesources{$src})
+                               if exists $pagesources{$src};
                        my $dest=IkiWiki::possibly_foolish_untaint(titlepage($form->field("new_name")));
                        my $destfile=$dest;
                        if (! $q->param("attachment")) {
@@ -312,6 +317,19 @@ sub sessioncgi ($$) {
                                
                                $destfile=newpagefile($dest, $type);
                        }
+               
+                       # Special case for renaming held attachments.
+                       my $held=$q->param("attachment") &&
+                               IkiWiki::Plugin::attachment->can("is_held_attachment") &&
+                               IkiWiki::Plugin::attachment::is_held_attachment($src);
+                       if (defined $held) {
+                               rename($held, IkiWiki::Plugin::attachment::attachment_holding_location($dest));
+                               postrename($session, $src, $dest, $q->param("attachment"))
+                                       unless defined $srcfile;
+                       }
+                       
+                       # Queue of rename actions to perfom.
+                       my @torename;
                        push @torename, {
                                src => $src,
                                srcfile => $srcfile,