edit

main/lib/Wechat.php

@@ -199,7 +199,7 @@ class Wechat
 		if (!$code) {
 			$code = $this->code();
 		}
-		$callback = urlencode(Dever::url($callback));
+		$callback = Dever::url($callback);
 		$config = $this->param('oauth.login', array('code' => $code, 'redirect' => $callback));
 		$url = $config['url'] . http_build_query($config['param']);
 		if ($location == true) {