Ticket #24106: 24106.patch

wp-includes/formatting.php

@@ -3347 +3347 @@
 }
 
 /**
- * Add slashes to a string or array of strings.
+ * Add slashes to a string or array of strings, in recursive manner.
  *
  * This should be used when preparing data for core API that expects slashed data.
  * This should not be used to escape data going directly into an SQL query.
@@ -3358 +3358 @@
  * @return string|array Slashed $value
  */
 function wp_slash( $value ) {
-        if ( is_array( $value ) ) {
-                foreach ( $value as $k => $v ) {
-                        if ( is_array( $v ) ) {
-                                $value[$k] = wp_slash( $v );
-                        } else {
-                                $value[$k] = addslashes( $v );
-                        }
-                }
-        } else {
+        if ( is_array( $value ) )
+                $value = array_map( 'wp_slash', $value );
+        else
                 $value = addslashes( $value );
-        }
 
         return $value;
 }