rename: implemented new canrename hook

Signed-off-by: intrigeri <intrigeri@boum.org>

2 files changed, 28 insertions, 0 deletions

diff --git a/IkiWiki/Plugin/rename.pm b/IkiWiki/Plugin/rename.pm
index 25ddd2d65..740ca8ac4 100644
--- a/IkiWiki/Plugin/rename.pm
+++ b/IkiWiki/Plugin/rename.pm
@@ -87,6 +87,26 @@ sub check_canrename ($$$$$$) {
 			IkiWiki::Plugin::attachment::check_canattach($session, $dest, $srcfile);
 		}
 	}
+
+	my $canrename;
+	IkiWiki::run_hooks(canrename => sub {
+		return if defined $canrename;
+		my $ret=shift->($src, $q, $session);
+		if (defined $ret) {
+			if ($ret eq "") {
+				$canrename=1;
+			}
+			elsif (ref $ret eq 'CODE') {
+				$ret->();
+				$canrename=0;
+			}
+			elsif (defined $ret) {
+				error($ret);
+				$canrename=0;
+			}
+		}
+	});
+	return $canrename;
 }
 
 sub rename_form ($$$) {
diff --git a/doc/plugins/write.mdwn b/doc/plugins/write.mdwn
index e20cce763..a927b1629 100644
--- a/doc/plugins/write.mdwn
+++ b/doc/plugins/write.mdwn
@@ -329,6 +329,14 @@ This hook can be used to implement arbitrary access methods to control when
 a page can be removed using the web interface (commits from revision control
 bypass it). It works exactly like the `canedit` hook.
 
+### canrename
+
+	hook(type => "canrename", id => "foo", call => \&canrename);
+
+This hook can be used to implement arbitrary access methods to control when
+a page can be renamed using the web interface (commits from revision control
+bypass it). It works exactly like the `canedit` hook.
+
 ### editcontent
 
 	hook(type => "editcontent", id => "foo", call => \&editcontent);