diff --git a/app/api/controller/Index.php b/app/api/controller/Index.php
index f4791fe..26897c6 100755
--- a/app/api/controller/Index.php
+++ b/app/api/controller/Index.php
@@ -214,7 +214,7 @@ class Index extends Base
 
 
     /**
-     * 生成带用户推广二维码的海报图片
+     * 生成带用户推广二维码的海报图片（兼容旧版API）
      * @return \think\response\Json|void
      */
     public function generate_urllinks()
@@ -231,123 +231,27 @@ class Index extends Base
             return $this->renderError('用户不存在');
         }
 
-        // 获取配置信息
-        $config = getConfig('base');
-        $posterPath = $config['poster_template'] ?? '/img_poster.jpg';
-        $cacheExpire = $config['poster_cache_expire'] ?? 86400; // 默认缓存1天
-
-        // 创建缓存目录结构（用户ID分组，避免单目录文件过多）
-        $userGroup = floor($userId / 1000); // 每1000个用户一个目录
-        $cacheDir = runtime_path() . 'poster/' . $userGroup . '/';
-        if (!is_dir($cacheDir)) {
-            mkdir($cacheDir, 0755, true);
-        }
-
-        // 缓存文件名（基于用户ID和模板文件的哈希）
-        $templateFile = getcwd() . $posterPath;
-        $templateHash = md5_file($templateFile); // 使用文件内容哈希而不是修改时间
-        $cacheFile = $cacheDir . 'user_' . $userId . '_' . $templateHash . '.png';
-
-        // 清理该用户的旧缓存文件（保留当前有效的）
-        $this->cleanUserPosterCache($cacheDir, $userId, $templateHash);
-
-        // 定期清理过期缓存（每100次请求执行一次，避免频繁IO）
-        if (mt_rand(1, 100) === 1) {
-            $this->cleanExpiredPosterCache($cacheExpire);
-        }
-
-        // 如果缓存存在且未过期，直接使用缓存
-        if (file_exists($cacheFile) && (time() - filemtime($cacheFile) < $cacheExpire)) {
-            $imageData = file_get_contents($cacheFile);
-        } else {
-            // 生成URL链接
-            $wxServer = new \app\common\server\Wx($this->app);
-            $user_base = $wxServer->generateUrlLinks($userId);
-
-            // 生成海报
-            $autoload = new \app\common\server\autoload();
-            $imageData = $autoload->generatePosterWithQR($templateFile, $user_base);
-
-            // 保存到缓存
-            if ($imageData) {
-                file_put_contents($cacheFile, $imageData);
-                // 更新最后访问时间文件（用于清理判断）
-                touch($cacheFile);
-            }
-        }
+        // 使用新的PosterService生成海报
+        $posterService = new \app\common\service\PosterService();
+        $result = $posterService->getUserPoster($userId);
 
         // 检查是否需要直接输出图片
-        $outputImage = request()->param('output/d', 1);
+        $outputImage = request()->param('output/d', 0);
 
-        if ($imageData && $outputImage) {
-            header('Content-Type: image/png');
-            header('Content-Length: ' . strlen($imageData));
-            echo $imageData;
-            exit();
-        } elseif ($imageData) {
-            // 生成可访问的URL（使用相对路径，更安全且灵活）
-            $relativePath = 'runtime/poster/' . $userGroup . '/user_' . $userId . '_' . $templateHash . '.png';
-            return $this->renderSuccess('海报生成成功', [
-                'image_url' => request()->domain() . '/' . $relativePath
-            ]);
+        if ($result['status']) {
+            if ($outputImage) {
+                // 重定向到COS上的图片
+                header("Location: " . $result['data']['image_url']);
+                exit();
+            } else {
+                // 返回图片URL
+                return $this->renderSuccess('海报生成成功', [
+                    'image_url' => $result['data']['image_url']
+                ]);
+            }
         } else {
             // 生成失败，返回错误信息
-            return $this->renderError('海报生成失败');
-        }
-    }
-
-    /**
-     * 清理指定用户的旧海报缓存
-     * @param string $cacheDir 缓存目录
-     * @param int $userId 用户ID
-     * @param string $currentHash 当前模板哈希
-     */
-    private function cleanUserPosterCache($cacheDir, $userId, $currentHash)
-    {
-        // 查找该用户的所有缓存文件
-        $pattern = $cacheDir . 'user_' . $userId . '_*.png';
-        $files = glob($pattern);
-
-        foreach ($files as $file) {
-            // 如果不是当前使用的缓存文件，则删除
-            if (strpos($file, 'user_' . $userId . '_' . $currentHash . '.png') === false) {
-                @unlink($file);
-            }
-        }
-    }
-
-    /**
-     * 清理所有过期的海报缓存
-     * @param int $expireTime 过期时间（秒）
-     */
-    private function cleanExpiredPosterCache($expireTime)
-    {
-        // 获取缓存根目录
-        $rootCacheDir = runtime_path() . 'poster/';
-        if (!is_dir($rootCacheDir)) {
-            return;
-        }
-
-        // 当前时间
-        $now = time();
-
-        // 遍历所有用户组目录
-        $groupDirs = glob($rootCacheDir . '*/');
-        foreach ($groupDirs as $groupDir) {
-            // 获取组目录中的所有PNG文件
-            $files = glob($groupDir . '*.png');
-            foreach ($files as $file) {
-                // 如果文件过期（最后修改时间超过过期时间）
-                if ($now - filemtime($file) > $expireTime) {
-                    @unlink($file);
-                }
-            }
-
-            // 如果目录为空，删除目录
-            $remainingFiles = glob($groupDir . '*');
-            if (empty($remainingFiles)) {
-                @rmdir($groupDir);
-            }
+            return $this->renderError($result['message']);
         }
     }
 
diff --git a/app/api/controller/Upload.php b/app/api/controller/Upload.php
deleted file mode 100755
index 35155d3..0000000
--- a/app/api/controller/Upload.php
+++ /dev/null
@@ -1,261 +0,0 @@
-<?php
-
-namespace app\api\controller;
-
-use app\common\server\Upload as uploadss;
- 
-use \think\facade\Db;
-use OSS\Core\OssException;
-use OSS\OssClient;
-require_once '../extend/oss/autoload.php';
-
-class Upload extends Base
-{
-    public function picture()
-    {
-        #获取表单上传文件
-        $files = request()->file('file', '');
-        if (empty($files)) {
-            return $this->renderError("请上传图片");
-        }
-        $ext = ['jpg', 'png', 'jpeg', 'JPG', 'PNG', 'JPEG', 'gif', 'apk', 'mp3'];
-        $type = substr($_FILES['file']['name'], strrpos($_FILES['file']['name'], '.') + 1);
-        if (!in_array($type, $ext)) {
-            return $this->renderError("文件格式错误");
-        }
-        if ($_FILES['file']['size'] > 20971520) {
-            return $this->renderError("上传文件不能超过20M");
-        }
-        #判断是否上传过
-        $hash = $files->hash('sha1');
-        $info = Db::name('picture')->where('token', $hash)->find();
-        if ($info) {
-            $data['path'] = imageUrl($info['imgurl']);
-            $data['imgurl'] = $info['imgurl'];
-            return $this->renderSuccess('上传成功', $data);
-        } else {
-            $object_file = 'storage/topic';
-            $accessKeyId = '';
-            $accessKeySecret = '';
-            $endpoint = '';
-            $bucket = '';
-            // 设置文件名称。
-            $object = $object_file . '/' . date('Ymd') . '/' . sha1(date('YmdHis', time()) . uniqid()) . '.' . $type;
-            // <yourLocalFile>由本地文件路径加文件名包括后缀组成，例如/users/local/myfile.txt。
-            $filePath = $_FILES['file']['tmp_name'];
-            try {
-                $ossClient = new OssClient($accessKeyId, $accessKeySecret, $endpoint);
-                $ossClient->uploadFile($bucket, $object, $filePath);
-            } catch (OssException $e) {
-                return $this->renderError("上传失败");
-            }
-            #新增数据
-            $object = '/' . $object;
-            $save_data['token'] = $hash;
-            $save_data['imgurl'] = $object;
-            $save_data['addtime'] = time();
-            $save_data['status'] = 1;
-            $res = Db::name('picture')->insertGetId($save_data);
-            if ($res) {
-                $data['path'] = imageUrl($object);
-                $data['imgurl'] = $object;
-                return $this->renderSuccess('上传成功', $data);
-            } else {
-                return $this->renderError('上传失败');
-            }
-        }
-    }
-
-    public function picture1()
-    {
-        #获取表单上传文件
-        $files = request()->file('file', '');
-        if (empty($files)) {
-            return $this->renderError("请上传图片");
-        }
-        $ext = ['jpg', 'png', 'jpeg', 'JPG', 'PNG', 'JPEG', 'gif'];
-        $type = substr($_FILES['file']['name'], strrpos($_FILES['file']['name'], '.') + 1);
-        if (!in_array($type, $ext)) {
-            return $this->renderError("文件格式错误");
-        }
-        if ($_FILES['file']['size'] > 5242880) {
-            return $this->renderError("上传文件不能超过5M");
-        }
-        #判断是否上传过
-        $hash = $files->hash('sha1');
-        $info = Db::name('picture')->where('token', $hash)->find();
-        // if ($info) {
-        //     $data['id'] = $info['id'];
-        //     $data['path'] = imageUrl($info['imgurl']);
-        //     $data['imgurl'] = $info['imgurl'];
-        //     return $this->renderSuccess('上传成功', $data);
-        // } else {
-
-        // 保存图片
-        $date = date('Ymd');
-        $uniqueFileName = md5(uniqid(rand(), true)) . '.' . $type;
-        $saveDir = './storage/topic/' . $date;
-        if (!is_dir($saveDir)) {
-            mkdir($saveDir, 0777, true);
-        }
-        $savename = $saveDir . '/' . $uniqueFileName;
-
-        // 移动文件到目标目录
-        if (move_uploaded_file($_FILES['file']['tmp_name'], $savename)) {
-            $savename = str_replace('\\', '/', $savename);
-            $savename = substr($savename, 1); // 去掉开头的 “.”
-
-            // 新增数据
-            $save_data['token'] = $hash;
-            $save_data['imgurl'] = $savename;
-            $save_data['addtime'] = time();
-            $res = Db::name('picture')->insertGetId($save_data);
-            if ($res) {
-                $data['id'] = $res;
-                $data['path'] = imageUrl($savename);
-                $data['imgurl'] = $savename;
-                return $this->renderSuccess('上传成功', $data);
-            } else {
-                return $this->renderError('上传失败');
-            }
-        } else {
-            return $this->renderError('文件保存失败');
-        }
-
-        // #保存图片
-        // $savename = \think\facade\Filesystem::disk('public')->putFile('topic', $files);
-        // $hash = $files->hash('sha1');
-        // $savename = '/storage/' . $savename;
-        // $savename = str_replace('\\', '/', $savename);
-        // #新增数据
-        // $save_data['token'] = $hash;
-        // $save_data['imgurl'] = $savename;
-        // $save_data['addtime'] = time();
-        // $res = Db::name('picture')->insertGetId($save_data);
-        // if ($res) {
-        //     $data['id'] = $res;
-        //     $data['path'] = imageUrl($savename);
-        //     $data['imgurl'] = $savename;
-        //     return $this->renderSuccess('上传成功', $data);
-        // } else {
-        //     return $this->renderError('上传失败');
-        // }
-        // }
-    }
-    /**
-     * 上传图片
-     */
-    public function picture_old()
-    {
-        // 获取表单上传文件
-        $files = request()->file();
-        if (empty($files['file'])) {
-            return $this->renderError("请上传图片");
-        }
-        try {
-            $ext = ['jpg', 'png', 'jpeg', 'JPG', 'PNG', 'JPEG'];
-            $type = substr($_FILES['file']['name'], strrpos($_FILES['file']['name'], '.') + 1);
-            if (!in_array($type, $ext)) {
-                return $this->renderError("文件格式错误");
-            }
-            $omgpath = $_FILES['file']['tmp_name'];
-            if ($this->checkMuma($omgpath) == 1) {
-                return $this->renderError('您上传的文件为可疑木马，请自重！');
-            }
-            validate(['image' => 'filesize:10240|fileExt:jpg|image:200,200,jpg'])
-                ->check($files);
-            $file = $files['file'];
-            $savename = \think\facade\Filesystem::disk('public')->putFile('topic', $file);
-            $hash = $file->hash('sha1');
-        } catch (\think\exception\ValidateException $e) {
-            return $this->renderError($e->getMessage());
-        }
-        $savename = '/storage/' . $savename;
-
-        $savename = str_replace('\\', '/', $savename);
-
-        $pic = Db::name('picture')->where('token', $hash)->find();
-        if ($pic) {
-            $return['id'] = $pic['id'];
-            $return['path'] = imageUrl($pic['imgurl']);
-            $return['imgurl'] = $pic['imgurl'];
-            unlink('.' . $savename);
-            return $this->renderSuccess('上传成功', $return);
-        }
-        //判断是否开始阿里云存储
-        $oss_path = $hash . '.jpg';
-        $path = $this->aliyunupload($oss_path, '.' . $savename);
-        unlink('.' . $savename);
-        $savename = $path;
-
-        //新增数据
-        $save_data['imgurl'] = $savename;
-        $save_data['token'] = $hash;
-        $save_data['addtime'] = time();
-        $save_data['status'] = 1;
-        $resultId = Db::name('picture')->insertGetId($save_data);
-        if ($resultId) {
-            $return['id'] = $resultId;
-            $return['path'] = imageUrl($savename);
-            $return['imgurl'] = $savename;
-            return $this->renderSuccess('上传成功', $return);
-        } else {
-            return $this->renderError('上传失败');
-        }
-
-    }
-
-    /**
-     * 检测文件是否包含木马
-     *
-     * @param  $filepath 文件路径
-     * @return $status 0为正常 1为可疑木马文件 -1为文件没有上传
-     */
-    public function checkMuma($filepath)
-    {
-        $status = 0;
-        $tips = array(
-            "0" => "文件没问题",
-            "1" => "文件为可疑木马文件",
-            "-1" => "文件没有上传"
-        );
-        if (file_exists($filepath)) {
-            $resource = fopen($filepath, 'rb');
-            $fileSize = filesize($filepath);
-            fseek($resource, 0);
-            if ($fileSize > 512) { // 取头和尾
-                $hexCode = bin2hex(fread($resource, 512));
-                fseek($resource, $fileSize - 512);
-                $hexCode .= bin2hex(fread($resource, 512));
-            } else { // 取全部
-                if ($fileSize > 0) {
-                    $hexCode = bin2hex(fread($resource, $fileSize));
-                } else {
-                    return $status = -1;
-                }
-            }
-            fclose($resource);
-            /* 通过匹配十六进制代码检测是否存在木马脚本*/
-            /* 匹配16进制中的 <% ( ) %> */
-            /* 匹配16进制中的 <? ( ) ?> */
-            /* 匹配16进制中的 <script | /script> 大小写亦可 */
-            if (preg_match("/(3c25.*?28.*?29.*?253e)|(3c3f.*?28.*?29.*?3f3e)|(3C534352495054)|(2F5343524950543E)|(3C736372697074)|(2F7363726970743E)/is", $hexCode)) {
-                $status = 1;
-            }
-        } else {
-            $status = -1;
-        }
-        return $status;
-    }
-
-
-    //图片上传云存储(阿里云)
-    public function aliyunupload($filename, $file_path)
-    {
-        $upload = new Uploadss;
-        $data = $upload->uploadFile($filename, $file_path);
-        return $data;
-    }
-
-
-}
diff --git a/app/api/controller/User.php b/app/api/controller/User.php
index 4f36c73..fce2fc4 100755
--- a/app/api/controller/User.php
+++ b/app/api/controller/User.php
@@ -921,10 +921,19 @@ class User extends Base
             ->sum('change_money');
         #配置
         $rule = getConfig('base');
-        // $share_image = $this->product_img();
+        
+        // 获取用户推广海报
+        $posterService = new \app\common\service\PosterService();
+        $posterResult = $posterService->getUserPoster($user_id);
+        
+        $share_image = '';
+        if ($posterResult['status']) {
+            $share_image = $posterResult['data']['image_url'];
+        }
+        
         $new_data = [
             'share_title' => $rule['share_title'],
-            'share_image' => '',
+            'share_image' => $share_image,
             'count' => $data->total(),
             'money' => $money,
             'data' => $data->items(),
diff --git a/app/api/route/app.php b/app/api/route/app.php
index 0ea8dc9..80ba983 100755
--- a/app/api/route/app.php
+++ b/app/api/route/app.php
@@ -27,8 +27,8 @@ Route::any('getAccessTokenOffiaccountSign', 'Login/getAccessTokenOffiaccountSign
 #============================
 #Upload.php图片上传
 #============================
-Route::any('picture', 'Upload/picture');
-Route::any('picture1', 'Upload/picture1');
+// Route::any('picture', 'Upload/picture');
+// Route::any('picture1', 'Upload/picture1');
 #============================
 #Index.php首页
 #============================
diff --git a/app/common/model/UserPosterCache.php b/app/common/model/UserPosterCache.php
new file mode 100644
index 0000000..ee03d37
--- /dev/null
+++ b/app/common/model/UserPosterCache.php
@@ -0,0 +1,82 @@
+<?php
+
+namespace app\common\model;
+
+class UserPosterCache extends Base
+{
+    // 设置当前模型对应的完整数据表名称
+    protected $table = 'user_poster_cache';
+    
+    // 设置字段信息
+    protected $schema = [
+        'id'            => 'int',
+        'user_id'       => 'int',
+        'app_id'        => 'string',
+        'template_hash' => 'string',
+        'cos_url'       => 'string',
+        'file_size'     => 'int',
+        'mime_type'     => 'string',
+        'status'        => 'int',
+        'created_at'    => 'datetime',
+        'updated_at'    => 'datetime',
+        'expires_at'    => 'datetime',
+    ];
+
+    /**
+     * 查找用户的有效海报缓存
+     * 
+     * @param int $userId 用户ID
+     * @param string $templateHash 模板哈希
+     * @param string $appId 小程序APPID
+     * @return array|null 缓存记录
+     */
+    public static function findValidCache($userId, $templateHash, $appId)
+    {
+        return self::where([
+            'user_id' => $userId,
+            'template_hash' => $templateHash,
+            'app_id' => $appId,
+            'status' => 1
+        ])
+        ->where('expires_at', '>', date('Y-m-d H:i:s'))
+        ->find();
+    }
+
+    /**
+     * 失效指定用户的所有其他模板海报
+     * 
+     * @param int $userId 用户ID
+     * @param string $currentTemplateHash 当前模板哈希
+     * @return bool 操作结果
+     */
+    public static function invalidateOldCaches($userId, $currentTemplateHash)
+    {
+        return self::where('user_id', $userId)
+            ->where('template_hash', '<>', $currentTemplateHash)
+            ->update(['status' => 0]);
+    }
+
+    /**
+     * 清理过期的海报缓存记录
+     * 
+     * @param int $limit 最大处理记录数
+     * @return int 清理的记录数
+     */
+    public static function cleanExpiredCaches($limit = 100)
+    {
+        // 查询过期的缓存记录
+        $expiredCaches = self::where('expires_at', '<', date('Y-m-d H:i:s'))
+            ->where('status', 1)
+            ->limit($limit)
+            ->select();
+            
+        $cleanCount = 0;
+        foreach ($expiredCaches as $cache) {
+            $cache->status = 0;
+            $cache->save();
+            $cleanCount++;
+        }
+        
+        return $cleanCount;
+    }
+} 
\ No newline at end of file
diff --git a/app/common/service/PosterService.php b/app/common/service/PosterService.php
new file mode 100644
index 0000000..e799ed1
--- /dev/null
+++ b/app/common/service/PosterService.php
@@ -0,0 +1,127 @@
+<?php
+
+namespace app\common\service;
+
+use app\common\model\UserPosterCache;
+use app\common\server\TencentCosUploader;
+use app\common\server\Wx;
+use app\common\server\autoload;
+use think\facade\Log;
+
+class PosterService
+{
+    /**
+     * 获取或生成用户推广海报
+     * 
+     * @param int $userId 用户ID
+     * @return array 海报信息 ['status' => bool, 'message' => string, 'data' => ['image_url' => string]]
+     */
+    public function getUserPoster($userId)
+    {
+        try {
+            // 1. 验证用户ID
+            if ($userId <= 0) {
+                return ['status' => false, 'message' => '无效的用户ID'];
+            }
+
+            // 2. 获取系统配置
+            $config = getConfig('base');
+            $posterPath = $config['poster_template'] ?? '/img_poster.jpg';
+            $cacheExpire = $config['poster_cache_expire'] ?? (86400 * 100); // 默认缓存1天
+
+            // 3. 获取模板文件信息
+            $templateFile = getcwd() . $posterPath;
+            if (!file_exists($templateFile)) {
+                return ['status' => false, 'message' => '海报模板文件不存在'];
+            }
+            $templateHash = md5_file($templateFile);
+
+            // 4. 获取小程序配置
+            // 使用新的MiniprogramHelper获取当前域名对应的小程序配置
+            $miniprogram = \app\common\helper\MiniprogramHelper::getMiniprogramConfig();
+            $appId = $miniprogram['appid'] ?? '';
+            if (empty($appId)) {
+                $wechat_setting = getConfig("wechat_setting");
+                $appId = $wechat_setting['appid'] ?? '';
+            }
+
+            // 5. 查询缓存记录
+            $cacheRecord = UserPosterCache::findValidCache($userId, $templateHash, $appId);
+
+            // 6. 如果存在有效缓存，直接返回
+            if ($cacheRecord) {
+                return [
+                    'status' => 1,
+                    'message' => '海报获取成功',
+                    'data' => ['image_url' => $cacheRecord['cos_url']]
+                ];
+            }
+
+            // 7. 生成推广链接
+            $wxServer = new Wx(app());
+            $urlLink = $wxServer->generateUrlLinks($userId);
+            if (empty($urlLink)) {
+                return ['status' => false, 'message' => '生成推广链接失败'];
+            }
+
+            // 8. 生成海报图片
+            $autoload = new autoload();
+            $imageData = $autoload->generatePosterWithQR($templateFile, $urlLink);
+            if (!$imageData) {
+                return ['status' => false, 'message' => '海报生成失败'];
+            }
+
+            // 9. 上传到腾讯云COS
+            $cosConfig = getConfig('uploads');
+            $tencentUploader = new TencentCosUploader($cosConfig);
+
+            // 创建文件存储路径
+            $filePath = 'poster/' . date('Ymd') . '/' . $userId . '_' . substr($templateHash, 0, 8) . '_' . uniqid() . '.png';
+
+            try {
+                $uploadResult = $tencentUploader->uploadFile($imageData, $filePath);
+                $cosUrl = $uploadResult['full_url'];
+                $fileSize = strlen($imageData);
+
+                // 10. 存储缓存记录
+                $expiresAt = date('Y-m-d H:i:s', time() + $cacheExpire);
+                $cacheData = [
+                    'user_id' => $userId,
+                    'app_id' => $appId,
+                    'template_hash' => $templateHash,
+                    'cos_url' => $cosUrl,
+                    'file_size' => $fileSize,
+                    'mime_type' => 'image/png',
+                    'status' => 1,
+                    'expires_at' => $expiresAt
+                ];
+
+                // 11. 失效该用户的其他海报缓存
+                UserPosterCache::invalidateOldCaches($userId, $templateHash);
+
+                // 12. 保存新缓存记录
+                $posterCache = new UserPosterCache();
+                $posterCache->save($cacheData);
+
+                // 13. 随机清理过期缓存
+                if (mt_rand(1, 100) <= 5) {
+                    UserPosterCache::cleanExpiredCaches();
+                }
+
+                return [
+                    'status' => true,
+                    'message' => '海报生成成功',
+                    'data' => ['image_url' => $cosUrl]
+                ];
+
+            } catch (\Exception $e) {
+                Log::error('用户海报上传COS失败：' . $e->getMessage());
+                return ['status' => false, 'message' => '海报上传失败'];
+            }
+
+        } catch (\Exception $e) {
+            Log::error('获取用户海报异常：' . $e->getMessage());
+            return ['status' => false, 'message' => '系统异常，请稍后重试'];
+        }
+    }
+}
\ No newline at end of file