Ticket #11627: meta.no-function.diff

meta.php

@@ -53 +53 @@
         global $wpdb;
 
         $column = esc_sql($meta_type . '_id');
+        $id_column = 'user' == $meta_type ? 'umeta_id' : 'meta_id';
 
         // expected_slashed ($meta_key)
         $meta_key = stripslashes($meta_key);
 
-        if ( ! $meta_id = $wpdb->get_var( $wpdb->prepare( "SELECT meta_id FROM $table WHERE meta_key = %s AND $column = %d", $meta_key, $object_id ) ) )
+        if ( ! $meta_id = $wpdb->get_var( $wpdb->prepare( "SELECT $id_column FROM $table WHERE meta_key = %s AND $column = %d", $meta_key, $object_id ) ) )
                 return add_metadata($meta_type, $object_id, $meta_key, $meta_value);
 
         $meta_value = maybe_serialize( stripslashes_deep($meta_value) );
@@ -90 +91 @@
         global $wpdb;
 
         $type_column = esc_sql($meta_type . '_id');
+        $id_column = 'user' == $meta_type ? 'umeta_id' : 'meta_id';
         // expected_slashed ($meta_key)
         $meta_key = stripslashes($meta_key);
         $meta_value = maybe_serialize( stripslashes_deep($meta_value) );
 
-        $query = $wpdb->prepare( "SELECT meta_id FROM $table WHERE meta_key = %s", $meta_key );
+        $query = $wpdb->prepare( "SELECT $id_column FROM $table WHERE meta_key = %s", $meta_key );
 
         if ( !$delete_all )
                 $query .= $wpdb->prepare(" AND $type_column = %d", $object_id );
@@ -106 +108 @@
         if ( !count( $meta_ids ) )
                 return false;
 
-        $query = "DELETE FROM $table WHERE meta_id IN( " . implode( ',', $meta_ids ) . " )";
+        $query = "DELETE FROM $table WHERE $id_column IN( " . implode( ',', $meta_ids ) . " )";
 
         $count = $wpdb->query($query);