From d4254c7f97cacffe500c3a9b6c1d887ebd3687fb Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@kitenet.net>
Date: Tue, 14 Jun 2011 15:30:19 -0400
Subject: [PATCH] more generic interface

---
 IkiWiki/Plugin/attachment.pm |  8 +++-----
 IkiWiki/Plugin/remove.pm     | 11 +++++++++--
 2 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/IkiWiki/Plugin/attachment.pm b/IkiWiki/Plugin/attachment.pm
index f97ab45a4..f8a3a68c6 100644
--- a/IkiWiki/Plugin/attachment.pm
+++ b/IkiWiki/Plugin/attachment.pm
@@ -160,18 +160,16 @@ sub attachment_holding_dir {
 		IkiWiki::possibly_foolish_untaint(linkpage($page));
 }
 
-sub remove_held_attachment {
+sub is_held_attachment {
 	my $attachment=shift;
 
 	my $f=attachment_holding_dir($attachment);
 	$f=~s/\/$//;
 	if (-f $f) {
-		require IkiWiki::Render;
-		IkiWiki::prune($f);
-		return 1;
+		return $f
 	}
 	else {
-		return 0;
+		return undef;
 	}
 }
 
diff --git a/IkiWiki/Plugin/remove.pm b/IkiWiki/Plugin/remove.pm
index 5e5b83349..e6f7e1dbd 100644
--- a/IkiWiki/Plugin/remove.pm
+++ b/IkiWiki/Plugin/remove.pm
@@ -120,8 +120,15 @@ sub removal_confirm ($$@) {
 		
 	# Special case for unsaved attachments.
 	@pages=grep {
-		! (IkiWiki::Plugin::attachment->can("remove_held_attachment") &&
-		   IkiWiki::Plugin::attachment::remove_held_attachment($_))
+		if (IkiWiki::Plugin::attachment->can("is_held_attachment")) {
+			my $f=IkiWiki::Plugin::attachment::is_held_attachment($_);
+			if (defined $f) {
+				require IkiWiki::Render;
+				IkiWiki::prune($f);
+				0;
+			}
+		}
+		1;
 	} @pages;
 	return unless @pages;
 
-- 
2.39.2