diff --git a/admin/media.php b/admin/media.php
index 7c9f1570..399127df 100644
--- a/admin/media.php
+++ b/admin/media.php
@@ -83,8 +83,11 @@ $(document).ready(function() {
     }
 
     function fileUploadComplete (id, url, data) {
-        var img = $('.typecho-attachment-photo').get(0);
-        img.src = '<?php $attachment->attachment->url(); ?>?' + Math.random();
+        var img = $('.typecho-attachment-photo');
+
+        if (img.length > 0) {
+            img.get(0).src = '<?php $attachment->attachment->url(); ?>?' + Math.random();
+        }
         
         $('#' + id).html('<?php _e('文件 %s 已经替换'); ?>'.replace('%s', data.title))
         .effect('highlight', 1000, function () {
diff --git a/var/Typecho/Validate.php b/var/Typecho/Validate.php
index fb1e094f..f186c0d9 100644
--- a/var/Typecho/Validate.php
+++ b/var/Typecho/Validate.php
@@ -186,7 +186,8 @@ class Typecho_Validate
      */
     public function enum($str, array $params)
     {
-        return in_array($str, $params);
+        $keys = array_flip($params);
+        return isset($keys[$str]);
     }
 
     /**
diff --git a/var/Widget/Archive.php b/var/Widget/Archive.php
index 3fc68d71..c5c4d3ae 100644
--- a/var/Widget/Archive.php
+++ b/var/Widget/Archive.php
@@ -78,7 +78,7 @@ class Widget_Archive extends Widget_Abstract_Contents
      * @access private
      * @var array
      */
-    private $_pageRow;
+    private $_pageRow = array();
 
     /**
      * 聚合器对象
@@ -592,16 +592,29 @@ class Widget_Archive extends Widget_Abstract_Contents
      * @access private
      * @return void
      */
-    private function checkRewrite()
+    private function checkPermalink()
     {
-        $requestUrl = $this->request->getRequestUrl();
-        $index = Typecho_Common::url('index.php', $this->options->siteUrl);
+        $type = $this->parameter->type;
+
+        if ('index' == $type                        // 首页跳转不用处理
+            || $this->_makeSinglePageAsFrontPage    // 自定义首页不处理
+            || $this->_invokeByFeed                 // 不要处理feed
+            || $this->_invokeFromOutside) {         // 不要处理外部调用
+            return;
+        }
         
-        if ($this->options->rewrite &&
-            0 === strpos($requestUrl, $index)) {
-            $path = substr($requestUrl, strlen($index));
-            $url = Typecho_Common::url($path, $this->options->index);
-            $this->response->redirect($url, true);
+        $value = array(
+            'page'  =>  $this->_currentPage
+        );
+        $value = array_merge($this->_archiveSingle ? $this->row
+ : $this->_pageRow, $value);
+
+        $path = Typecho_Router::url($type, $value);
+        $permalink = Typecho_Common::url($path, $this->options->index);
+        $requestUrl = $this->request->getRequestUrl();
+
+        if ($permalink != $requestUrl) {
+            $this->response->redirect($permalink, true);
         }
     }
 
@@ -1221,9 +1234,6 @@ class Widget_Archive extends Widget_Abstract_Contents
             }
         }
 
-        /** 处理Rewrite跳转 */
-        $this->checkRewrite();
-
         /** 自定义首页功能 */
         $frontPage = $this->options->frontPage;
         if (!$this->_invokeByFeed && ('index' == $this->parameter->type || 'index_page' == $this->parameter->type)) {
@@ -1301,6 +1311,9 @@ class Widget_Archive extends Widget_Abstract_Contents
             }
         }
 
+        /** 处理静态链接跳转 */
+        $this->checkPermalink();
+
         /** 如果已经提前压入则直接返回 */
         if ($hasPushed) {
             return;