Ticket #2600: wp_error.diff

wp-includes/classes.php

@@ -339 +339 @@
         }
 }
 
+class WP_Error {
+        var $errors = array();
+
+        function IXR_Error($code = '', $message = '') {
+                if ( ! empty($code) )
+                        $this->errors[$code][] = $message;
+        }
+
+        function get_error_codes() {
+                if ( empty($this->errors) )
+                        return array();
+
+                return array_keys($this->errors);
+        }
+
+        function get_error_code() {
+                $codes = $this->get_error_codes();
+
+                if ( empty($codes) )
+                        return '';
+
+                return $codes[0];       
+        }
+
+        function get_error_messages($code) {
+                if ( isset($this->errors[$code]) )
+                        return $this->errors[$code];
+                else
+                        return array(); 
+        }
+
+        function get_error_message($code = '') {
+                if ( empty($code) )
+                        $code = $this->get_error_code();
+                $messages = $this->get_error_messages($code);
+                if ( empty($messages) )
+                        return '';
+                return $messages[0];
+        }
+
+        function add($code, $message) {
+                $this->errors[$code][] = $message;      
+        }
+}
+
+function is_wp_error($thing) {
+        if ( is_object($thing) && is_a($thing, 'WP_Error') )
+                return true;
+        return false;
+}
+
 ?>