diff --git a/application/wechat/controller/Keys.php b/application/wechat/controller/Keys.php
index 3c056aabe..36654da8f 100644
--- a/application/wechat/controller/Keys.php
+++ b/application/wechat/controller/Keys.php
@@ -66,6 +66,17 @@ class Keys extends BasicAdmin {
         return $this->_form($this->table, 'form', 'id');
     }
 
+
+    protected function _form_filter($data) {
+        if ($this->request->isPost() && isset($data['keys'])) {
+            $db = Db::name($this->table)->where('keys', $data['keys']);
+            !empty($data['id']) && $db->where('id', 'neq', $data['id']);
+            if ($db->count() > 0) {
+                $this->error('关键字已经存在，请使用其它关键字！');
+            }
+        }
+    }
+
     /**
      * 删除关键字
      */
diff --git a/application/wechat/view/config.pay.html b/application/wechat/view/config.pay.html
index 14e5e671c..1d35f1731 100644
--- a/application/wechat/view/config.pay.html
+++ b/application/wechat/view/config.pay.html
@@ -51,7 +51,7 @@
             <div class="nowrap">
                 <input title="apiclient_key.pem" type="hidden" name="wechat_cert_key_md5">
                 <input title="apiclient_cert.pem" type="hidden" name="wechat_cert_cert_md5">
-                <button data-file="one" data-type="pem" data-field="wechat_cert_key_md5"
+                <button data-file="one" data-type="pem" data-field="wechat_cert_key_md5" data-uptype="local"
                         type="button" class="layui-btn layui-btn-primary">
                     {if file_exists(sysconf('wechat_cert_key'))}
                     已上传 apiclient_key.pem
@@ -59,7 +59,7 @@
                     请上传 apiclient_key.pem
                     {/if}
                 </button>
-                <button data-file="one" data-type="pem" data-field="wechat_cert_cert_md5"
+                <button data-file="one" data-type="pem" data-field="wechat_cert_cert_md5" data-uptype="local"
                         type="button" class="layui-btn layui-btn-primary">
                     {if file_exists(sysconf('wechat_cert_cert'))}
                     已上传 apiclient_cert.pem
diff --git a/application/wechat/view/keys.index.html b/application/wechat/view/keys.index.html
index d4c9eb582..d26958d94 100644
--- a/application/wechat/view/keys.index.html
+++ b/application/wechat/view/keys.index.html
@@ -26,19 +26,20 @@
             <td class="text-center">{$vo.type}</td>
             <td class="text-center">
                 {if $vo.type eq '音乐'}
-                <a class="btn btn-link" data-tips-text="预览" data-tips-placement="bottom"
-                   data-phone-view='{:url("@wechat/review")}&type=music&title={$vo.music_title}&desc={$vo.music_desc}'>
-                    <i class="fa fa-eye"></i> 预览
+                <a data-phone-view='{:url("@wechat/review")}?type=music&title={$vo.music_title}&desc={$vo.music_desc}'
+                   class="btn btn-link"><i class="fa fa-eye"></i> 预览
+                </a>
+                {elseif $vo.type eq '图片'}
+                <a data-phone-view='{:url("@wechat/review")}?type=image&title={$vo.image_url}'
+                   class="btn btn-link"><i class="fa fa-eye"></i> 预览
                 </a>
                 {elseif $vo.type eq '图文'}
-                <a class="btn btn-link" data-tips-text="预览" data-tips-placement="bottom"
-                   data-phone-view='{:url("@wechat/review")}&type=news&content={$vo.news_id}'>
-                    <i class="fa fa-eye"></i> 预览
+                <a data-phone-view='{:url("@wechat/review")}?type=news&content={$vo.news_id}'
+                   class="btn btn-link"><i class="fa fa-eye"></i> 预览
                 </a>
                 {elseif $vo.type eq '视频'}
-                <a class="btn btn-link" data-tips-text="预览" data-tips-placement="bottom"
-                   data-phone-view='{:url("@wechat/review")}&type=video&title={$vo.video_title}&desc={$vo.video_desc}&url={$vo.video_url}'>
-                    <i class="fa fa-eye"></i> 预览
+                <a data-phone-view='{:url("@wechat/review")}?type=video&title={$vo.video_title}&desc={$vo.video_desc}&url={$vo.video_url}'
+                   class="btn btn-link"><i class="fa fa-eye"></i> 预览
                 </a>
                 {else}
                 {$vo.content}
@@ -46,14 +47,18 @@
             </td>
             <td class="text-center">{$vo.create_at}</td>
             <td class='text-center nowrap'>
+
                 {if auth("$classuri/edit")}
                 <span class="text-explode">|</span>
-                <a data-open='{:url("@wechat/keys/edit")}?id={$vo.id}'>编辑</a>
+                <a data-open='{:url("edit")}?id={$vo.id}'>编辑</a>
                 {/if}
+
                 {if auth("$classuri/del")}
                 <span class="text-explode">|</span>
-                <a data-delete='{$vo.id}' data-action='{:url("@wechat/keys/del")}' href="javascript:void(0)">删除</a>
+                <a data-update="{$vo.id}" data-field='delete' data-action='{:url("del")}'
+                   href="javascript:void(0)">删除</a>
                 {/if}
+
             </td>
         </tr>
         {/foreach}
diff --git a/composer.lock b/composer.lock
index f9123e368..70a230d19 100644
--- a/composer.lock
+++ b/composer.lock
@@ -455,12 +455,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/zoujingli/wechat-php-sdk.git",
-                "reference": "bb509f17ad860322b39a607731c37adbd8f21e75"
+                "reference": "38f86a42b1c0058d889a0969190540037629606a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://files.phpcomposer.com/files/zoujingli/wechat-php-sdk/bb509f17ad860322b39a607731c37adbd8f21e75.zip",
-                "reference": "bb509f17ad860322b39a607731c37adbd8f21e75",
+                "url": "https://files.phpcomposer.com/files/zoujingli/wechat-php-sdk/38f86a42b1c0058d889a0969190540037629606a.zip",
+                "reference": "38f86a42b1c0058d889a0969190540037629606a",
                 "shasum": ""
             },
             "require": {
@@ -481,7 +481,7 @@
             "keywords": [
                 "wechat-php-sdk"
             ],
-            "time": "2017-04-17 09:22:40"
+            "time": "2017-04-19 13:34:58"
         }
     ],
     "packages-dev": [],
diff --git a/extend/service/WechatService.php b/extend/service/WechatService.php
index 21112cbd0..028ba8b10 100644
--- a/extend/service/WechatService.php
+++ b/extend/service/WechatService.php
@@ -72,7 +72,6 @@ class WechatService {
             # 上传图片素材
             $result = $wechat->uploadForeverMedia(array('media' => "@{$upload['file']}"), $type, $is_video, $video_info);
             # 删除本地文件
-            @unlink($filename);
             if (false !== $result) {
                 $data = ['md5' => $md5, 'type' => $type, 'appid' => $wechat->appid, 'media_id' => $result['media_id'], 'local_url' => $local_url,];
                 isset($result['url']) && $data['media_url'] = $result['url'];
diff --git a/vendor/autoload.php b/vendor/autoload.php
index 6df589b54..83b5785ec 100644
--- a/vendor/autoload.php
+++ b/vendor/autoload.php
@@ -4,4 +4,4 @@
 
 require_once __DIR__ . '/composer/autoload_real.php';
 
-return ComposerAutoloaderInita5b88035fa8b1d8f6696f1aa3e286eea::getLoader();
+return ComposerAutoloaderInitf55cea7455d6b0f7edeb2950251d39c5::getLoader();
diff --git a/vendor/composer/autoload_real.php b/vendor/composer/autoload_real.php
index b92ef4b52..2b75c70f5 100644
--- a/vendor/composer/autoload_real.php
+++ b/vendor/composer/autoload_real.php
@@ -2,7 +2,7 @@
 
 // autoload_real.php @generated by Composer
 
-class ComposerAutoloaderInita5b88035fa8b1d8f6696f1aa3e286eea
+class ComposerAutoloaderInitf55cea7455d6b0f7edeb2950251d39c5
 {
     private static $loader;
 
@@ -19,15 +19,15 @@ class ComposerAutoloaderInita5b88035fa8b1d8f6696f1aa3e286eea
             return self::$loader;
         }
 
-        spl_autoload_register(array('ComposerAutoloaderInita5b88035fa8b1d8f6696f1aa3e286eea', 'loadClassLoader'), true, true);
+        spl_autoload_register(array('ComposerAutoloaderInitf55cea7455d6b0f7edeb2950251d39c5', 'loadClassLoader'), true, true);
         self::$loader = $loader = new \Composer\Autoload\ClassLoader();
-        spl_autoload_unregister(array('ComposerAutoloaderInita5b88035fa8b1d8f6696f1aa3e286eea', 'loadClassLoader'));
+        spl_autoload_unregister(array('ComposerAutoloaderInitf55cea7455d6b0f7edeb2950251d39c5', 'loadClassLoader'));
 
         $useStaticLoader = PHP_VERSION_ID >= 50600 && !defined('HHVM_VERSION');
         if ($useStaticLoader) {
             require_once __DIR__ . '/autoload_static.php';
 
-            call_user_func(\Composer\Autoload\ComposerStaticInita5b88035fa8b1d8f6696f1aa3e286eea::getInitializer($loader));
+            call_user_func(\Composer\Autoload\ComposerStaticInitf55cea7455d6b0f7edeb2950251d39c5::getInitializer($loader));
         } else {
             $map = require __DIR__ . '/autoload_namespaces.php';
             foreach ($map as $namespace => $path) {
@@ -48,19 +48,19 @@ class ComposerAutoloaderInita5b88035fa8b1d8f6696f1aa3e286eea
         $loader->register(true);
 
         if ($useStaticLoader) {
-            $includeFiles = Composer\Autoload\ComposerStaticInita5b88035fa8b1d8f6696f1aa3e286eea::$files;
+            $includeFiles = Composer\Autoload\ComposerStaticInitf55cea7455d6b0f7edeb2950251d39c5::$files;
         } else {
             $includeFiles = require __DIR__ . '/autoload_files.php';
         }
         foreach ($includeFiles as $fileIdentifier => $file) {
-            composerRequirea5b88035fa8b1d8f6696f1aa3e286eea($fileIdentifier, $file);
+            composerRequiref55cea7455d6b0f7edeb2950251d39c5($fileIdentifier, $file);
         }
 
         return $loader;
     }
 }
 
-function composerRequirea5b88035fa8b1d8f6696f1aa3e286eea($fileIdentifier, $file)
+function composerRequiref55cea7455d6b0f7edeb2950251d39c5($fileIdentifier, $file)
 {
     if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
         require $file;
diff --git a/vendor/composer/autoload_static.php b/vendor/composer/autoload_static.php
index 2ae35fd50..16b29ec2b 100644
--- a/vendor/composer/autoload_static.php
+++ b/vendor/composer/autoload_static.php
@@ -4,7 +4,7 @@
 
 namespace Composer\Autoload;
 
-class ComposerStaticInita5b88035fa8b1d8f6696f1aa3e286eea
+class ComposerStaticInitf55cea7455d6b0f7edeb2950251d39c5
 {
     public static $files = array (
         '9b552a3cc426e3287cc811caefa3cf53' => __DIR__ . '/..' . '/topthink/think-helper/src/helper.php',
@@ -313,9 +313,9 @@ class ComposerStaticInita5b88035fa8b1d8f6696f1aa3e286eea
     public static function getInitializer(ClassLoader $loader)
     {
         return \Closure::bind(function () use ($loader) {
-            $loader->prefixLengthsPsr4 = ComposerStaticInita5b88035fa8b1d8f6696f1aa3e286eea::$prefixLengthsPsr4;
-            $loader->prefixDirsPsr4 = ComposerStaticInita5b88035fa8b1d8f6696f1aa3e286eea::$prefixDirsPsr4;
-            $loader->classMap = ComposerStaticInita5b88035fa8b1d8f6696f1aa3e286eea::$classMap;
+            $loader->prefixLengthsPsr4 = ComposerStaticInitf55cea7455d6b0f7edeb2950251d39c5::$prefixLengthsPsr4;
+            $loader->prefixDirsPsr4 = ComposerStaticInitf55cea7455d6b0f7edeb2950251d39c5::$prefixDirsPsr4;
+            $loader->classMap = ComposerStaticInitf55cea7455d6b0f7edeb2950251d39c5::$classMap;
 
         }, null, ClassLoader::class);
     }
diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
index a24c30347..978cb2a07 100644
--- a/vendor/composer/installed.json
+++ b/vendor/composer/installed.json
@@ -49,18 +49,18 @@
         "source": {
             "type": "git",
             "url": "https://github.com/zoujingli/wechat-php-sdk.git",
-            "reference": "bb509f17ad860322b39a607731c37adbd8f21e75"
+            "reference": "38f86a42b1c0058d889a0969190540037629606a"
         },
         "dist": {
             "type": "zip",
-            "url": "https://files.phpcomposer.com/files/zoujingli/wechat-php-sdk/bb509f17ad860322b39a607731c37adbd8f21e75.zip",
-            "reference": "bb509f17ad860322b39a607731c37adbd8f21e75",
+            "url": "https://files.phpcomposer.com/files/zoujingli/wechat-php-sdk/38f86a42b1c0058d889a0969190540037629606a.zip",
+            "reference": "38f86a42b1c0058d889a0969190540037629606a",
             "shasum": ""
         },
         "require": {
             "php": ">=5.3.3"
         },
-        "time": "2017-04-17 09:22:40",
+        "time": "2017-04-19 13:34:58",
         "type": "project",
         "installation-source": "dist",
         "autoload": {
diff --git a/vendor/zoujingli/wechat-php-sdk/Wechat/Lib/Tools.php b/vendor/zoujingli/wechat-php-sdk/Wechat/Lib/Tools.php
index 52f618df5..691218e82 100644
--- a/vendor/zoujingli/wechat-php-sdk/Wechat/Lib/Tools.php
+++ b/vendor/zoujingli/wechat-php-sdk/Wechat/Lib/Tools.php
@@ -153,7 +153,6 @@ class Tools {
                     $value = new CURLFile(realpath(trim($value, '@')));
                 }
             }
-            $data = http_build_query($data);
         }
         curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
         $data = curl_exec($ch);