edit

lib/Store/Core.php

@@ -274,7 +274,12 @@ class Core
 				$this->limit = array($this->data['param']['param_w'], $this->data['param']['param_h']);
 				if (isset($this->data['name'])) {
 					$param = implode('_', array_values($this->data['param']));
-					$this->data['file']['name'] .= '.' . $this->data['name'] . $param;
+					if (strstr($this->data['file']['name'], 'http')) {
+						$this->data['file']['name'] = '.' . $this->data['name'] . $param;
+					} else {
+						$this->data['file']['name'] .= '.' . $this->data['name'] . $param;
+					}
+					
 					if ($this->base64) {
 						$this->data['name'] = $this->data['file']['name'];
 					} else {