aliyun-client

src/AliOss.php

@@ -157,4 +157,65 @@ public function error()
     {
         return $this->error;
     }
+
+
+    // $callbackUrl测试时，未收到aliyun的回调
+    // https://help.aliyun.com/document_detail/31988.html
+    public function getClientToken($dir = 'uploads/', $callbackUrl = '')
+    {
+        $id = $this->accessKey;
+        $key = $this->secret;
+        // $host的格式为 bucketname.endpoint，请替换为您的真实信息。
+        $host = '//' . $this->bucket . '.' . $this->endPoint;// 'http://bucket-name.oss-cn-hangzhou.aliyuncs.com';
+        // $callbackUrl为上传回调服务器的URL，请将下面的IP和Port配置为您自己的真实URL信息。
+        // $callbackUrl = 'http://88.88.88.88:8888/aliyun-oss-appserver-php/php/callback.php';
+        // $dir = 'user-dir-prefix/';          // 用户上传文件时指定的前缀。
+
+        $callback_param = array('callbackUrl' => $callbackUrl,
+            'callbackBody' => 'filename=${object}&size=${size}&mimeType=${mimeType}&height=${imageInfo.height}&width=${imageInfo.width}',
+            'callbackBodyType' => "application/x-www-form-urlencoded");
+        $callback_string = json_encode($callback_param);
+
+        $base64_callback_body = base64_encode($callback_string);
+        $now = time();
+        $expire = 30;  //设置该policy超时时间是10s. 即这个policy过了这个有效时间，将不能访问。
+        $end = $now + $expire;
+        $expiration = self::gmt_iso8601($end);
+
+        //最大文件大小.用户可以自己设置
+        $condition = array(0 => 'content-length-range', 1 => 0, 2 => 1048576000);
+        $conditions[] = $condition;
+
+        // 表示用户上传的数据，必须是以$dir开始，不然上传会失败，这一步不是必须项，只是为了安全起见，防止用户通过policy上传到别人的目录。
+        $start = array(0 => 'starts-with', 1 => '$key', 2 => $dir);
+        $conditions[] = $start;
+
+
+        $arr = array('expiration' => $expiration, 'conditions' => $conditions);
+        $policy = json_encode($arr);
+        $base64_policy = base64_encode($policy);
+        $string_to_sign = $base64_policy;
+        $signature = base64_encode(hash_hmac('sha1', $string_to_sign, $key, true));
+
+        $response = array();
+        $response['accessId'] = $id;
+        $response['host'] = $host;
+        $response['policy'] = $base64_policy;
+        $response['signature'] = $signature;
+        $response['expire'] = $end;
+        $response['callback'] = $base64_callback_body;
+        $response['dir'] = $dir;  // 这个参数是设置用户上传文件时指定的前缀。
+        return $response;
+    }
+
+    public function gmt_iso8601($time)
+    {
+        $dtStr = date("c", $time);
+        $mydatetime = new \DateTime($dtStr);
+        $expiration = $mydatetime->format(\DateTime::ISO8601);
+        $pos = strpos($expiration, '+');
+        $expiration = substr($expiration, 0, $pos);
+        return $expiration . "Z";
+    }
+
 }

src/Local.php

@@ -180,4 +180,6 @@ public function thumb($key, $rule, $allowRules = null)
         }, 200, $header);
     }
 
+
+
 }