diff --git a/core/core.php b/core/core.php
index 54c52dc3..438d129b 100644
--- a/core/core.php
+++ b/core/core.php
@@ -30,7 +30,15 @@ function themeInit($self)
     /* 强制回复楼层最高999层 */
     Helper::options()->commentsMaxNestingLevels = 999;
     /* 主题开放API 路由规则 */
-    $path_info = $self->request->getPathinfo();
+    /** 初始化request */
+    $request = $self->request;
+    if (!empty($request)) {
+        $requestObject = new Typecho_Request();
+        $requestObject->setParams($request);
+    } else {
+        $requestObject = Typecho_Request::getInstance();
+    }
+    $path_info = $requestObject->getPathinfo();
 
     if ($path_info == "/joe/api") {
         switch ($self->request->routeType) {