[dw-free] fix display logic for "special themes" in moodlist.bml

[fu]

[commit: http://hg.dwscoalition.org/dw-free/rev/e477014f1195]

http://bugs.dwscoalition.org/show_bug.cgi?id=2694

Don't show the special themes bar, if there were no special themes to show.

Patch by kareila.

Files modified:

• htdocs/moodlist.bml

--------------------------------------------------------------------------------
diff -r 64de350ea481 -r e477014f1195 htdocs/moodlist.bml
--- a/htdocs/moodlist.bml	Fri Jun 11 13:52:12 2010 +0800
+++ b/htdocs/moodlist.bml	Fri Jun 11 14:13:20 2010 +0800
@@ -73,6 +73,8 @@ body<=
     }
     @themes = sort { lc($a->{name}) cmp lc($b->{name}) } @themes;
     my @special_themes = LJ::Hooks::run_hook('modify_mood_theme_list', \@themes, user => $u);
+    # validate the list (should only contain hashrefs)
+    @special_themes = grep { ref $_ } @special_themes;
 
     my $do_mood_list = sub {
         # Setup the paging bar
--------------------------------------------------------------------------------