diff --git a/themes/tajian/controller/FrontapiController.php b/themes/tajian/controller/FrontapiController.php
index 4521f8c..401b3e9 100644
--- a/themes/tajian/controller/FrontapiController.php
+++ b/themes/tajian/controller/FrontapiController.php
@@ -156,20 +156,20 @@ Class FrontApiController extends SiteController {
         }
 
         $video_id = $this->getVideoId($url);
-        $filepath = "{$task_dir}/{$video_id}.task";
+        $filepath = realpath($task_dir) . "/{$video_id}.task";
         return file_put_contents($filepath, $url) !== false;
     }
 
     //保存分享视频到tag分类
     //TODO: 如果高并发，需要避免数据被覆盖的问题
     protected function saveVideoToTag($url, $tagName) {
-        $tag_dir = __DIR__ . '/../../../www/' . FSC::$app['config']['content_directory'] . '/' . FSC::$app['config']['tajian']['tag_dir'];
+        $tag_dir = __DIR__ . '/../../../www/' . FSC::$app['config']['content_directory'] . FSC::$app['config']['tajian']['tag_dir'];
         if (!is_dir($tag_dir)) {
             mkdir($tag_dir, 0755, true);
         }
 
         $video_id = $this->getVideoId($url);
-        $filepath = "{$tag_dir}/{$tagName}.txt";
+        $filepath = realpath($tag_dir) . "/{$tagName}.txt";
         if (file_exists($filepath)) {
             $content = file_get_contents($filepath);
             $videos = explode("\n", $content);
@@ -220,7 +220,7 @@ Class FrontApiController extends SiteController {
 
     //保存快捷方式
     protected function saveUrlShortCut($video_id, $task_url) {
-        $data_dir = __DIR__ . '/../../../www/' . FSC::$app['config']['content_directory'] . '/' . FSC::$app['config']['tajian']['data_dir'];
+        $data_dir = __DIR__ . '/../../../www/' . FSC::$app['config']['content_directory'] . FSC::$app['config']['tajian']['data_dir'];
         if (!is_dir($data_dir)) {
             mkdir($data_dir, 0755, true);
         }
@@ -230,17 +230,13 @@ Class FrontApiController extends SiteController {
 URL={$task_url}
 eof;
 
-        try {
-            $filepath = "{$data_dir}/{$video_id}.url";
-            return file_put_contents($filepath, $shortUrlContent);
-        }catch(Exception $err) {
-            return false;
-        }
+        $filepath = realpath($data_dir) . "/{$video_id}.url";
+        return file_put_contents($filepath, $shortUrlContent) !== false;
     }
 
     //保存描述文件：标题和图片
     protected function saveDescriptionFiles($video_id, $task_data) {
-        $data_dir = __DIR__ . '/../../../www/' . FSC::$app['config']['content_directory'] . '/' . FSC::$app['config']['tajian']['data_dir'];
+        $data_dir = __DIR__ . '/../../../www/' . FSC::$app['config']['content_directory'] . FSC::$app['config']['tajian']['data_dir'];
         if (!is_dir($data_dir)) {
             mkdir($data_dir, 0755, true);
         }
@@ -248,8 +244,10 @@ eof;
         $done = true;
 
         try {
+            $data_dir = realpath($data_dir);
+
             //保存标题
-            $filepath_title ="{$data_dir}/{$video_id}_title.txt";
+            $filepath_title = "{$data_dir}/{$video_id}_title.txt";
             file_put_contents($filepath_title, $task_data['title']);
 
             //保存图片文件