Ticket #24726: 24726.patch

trunk/wp-includes/meta.php

@@ -289 +289 @@
         if ( !$meta_key )
                 return $meta_cache;
 
-        if ( isset($meta_cache[$meta_key]) ) {
+        if ( isset( $meta_cache[ $meta_key ] ) ) {
                 if ( $single )
-                        return maybe_unserialize( $meta_cache[$meta_key][0] );
+                        $meta_value = maybe_unserialize( $meta_cache[ $meta_key ][0] );
                 else
-                        return array_map('maybe_unserialize', $meta_cache[$meta_key]);
+                        $meta_value = array_map( 'maybe_unserialize', $meta_cache[ $meta_key ] );
+        } else {
+                if ( $single )
+                        $meta_value = '';
+                else
+                        $meta_value = array();
         }
 
-        if ($single)
-                return '';
-        else
-                return array();
+        return apply_filters( "get_{$meta_type}_metadata-{$meta_key}", $meta_value, $object_id, $single );
 }
 
 /**
@@ -720 +722 @@
                                 $key_only_queries[$k] = $q;
                                 unset( $this->queries[$k] );
                         }
-                }               
-                
+                }
+
                 // Split out the meta_key only queries (we can only do this for OR)
                 if ( 'OR' == $this->relation ) {
                         foreach ( $this->queries as $k => $q ) {