xiaohuilam / laravel-flysystem-wantu

sdk/Core/UploadClient.php

Indentation +542 added lines, -542 removed lines

@@ -11,128 +11,128 @@ 
 
 class UploadClient
 {
-    private $upload_host;
-    private $ak;
-    private $sk;
-    private $type; // "CLOUD" or "TOP";
+	private $upload_host;
+	private $ak;
+	private $sk;
+	private $type; // "CLOUD" or "TOP";
 
-    public function __construct($ak, $sk, $type = Conf::TYPE_TOP)
-    {
-        $this->ak = $ak;
-        $this->sk = $sk;
-        $this->type = $type;
-        $this->upload_host = Conf::UPLOAD_HOST_MEDIA;
-    }
+	public function __construct($ak, $sk, $type = Conf::TYPE_TOP)
+	{
+		$this->ak = $ak;
+		$this->sk = $sk;
+		$this->type = $type;
+		$this->upload_host = Conf::UPLOAD_HOST_MEDIA;
+	}
 
-    /**
-     * 上传文件。根据文件大小判断是否进行分片
-     * @param string $filePath  文件路径
-     * @param UploadPolicy $uploadPolicy    上传策略
-     * @param UploadOption $uploadOption    上传选项
-     * @return array
-     */
-    public function upload($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
-    {
-        $encodePath = iconv('UTF-8', 'GB2312', $filePath); //中文需要转换成gb2312，file_exist等函数才能识别
-        if (!file_exists($encodePath)) {
-            return $this->_errorResponse("FileNotExist", "file not exist");
-        }
-        if (empty($uploadOption)) {
-            $uploadOption = new UploadOption();     //如果用户没有传递UploadOption，则生成一个默认的
-        }
-        if (empty($uploadOption->name)) {
-            $uploadOption->name = basename($filePath);        //如果用户没有设置name属性，则使用上传时的文件名
-        }
-        // UploadPolicy 和 UploadOption检查
-        list($isValid, $message) = $this->checkUploadInfo($uploadPolicy, $uploadOption);
-        if (!$isValid) {
-            return $this->_errorResponse("ErrorUploadInfo", "error upload policy or option:" . $message);
-        }
-        $fileSize = filesize($encodePath);
-        // 文件大于设定的分片大小(默认2M)，则进行分片上传uploadSuperfile()
-        if ($fileSize > ($uploadOption->blockSize)) {
-            return $this->uploadSuperFile($encodePath, $uploadPolicy, $uploadOption);
-        }
-        // 文件不大于设定的分片大小(默认2M)，则直接上传uploadMiniFile()
-        return $this->uploadMiniFile($encodePath, $uploadPolicy, $uploadOption);
-    }
+	/**
+	 * 上传文件。根据文件大小判断是否进行分片
+	 * @param string $filePath  文件路径
+	 * @param UploadPolicy $uploadPolicy    上传策略
+	 * @param UploadOption $uploadOption    上传选项
+	 * @return array
+	 */
+	public function upload($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
+	{
+		$encodePath = iconv('UTF-8', 'GB2312', $filePath); //中文需要转换成gb2312，file_exist等函数才能识别
+		if (!file_exists($encodePath)) {
+			return $this->_errorResponse("FileNotExist", "file not exist");
+		}
+		if (empty($uploadOption)) {
+			$uploadOption = new UploadOption();     //如果用户没有传递UploadOption，则生成一个默认的
+		}
+		if (empty($uploadOption->name)) {
+			$uploadOption->name = basename($filePath);        //如果用户没有设置name属性，则使用上传时的文件名
+		}
+		// UploadPolicy 和 UploadOption检查
+		list($isValid, $message) = $this->checkUploadInfo($uploadPolicy, $uploadOption);
+		if (!$isValid) {
+			return $this->_errorResponse("ErrorUploadInfo", "error upload policy or option:" . $message);
+		}
+		$fileSize = filesize($encodePath);
+		// 文件大于设定的分片大小(默认2M)，则进行分片上传uploadSuperfile()
+		if ($fileSize > ($uploadOption->blockSize)) {
+			return $this->uploadSuperFile($encodePath, $uploadPolicy, $uploadOption);
+		}
+		// 文件不大于设定的分片大小(默认2M)，则直接上传uploadMiniFile()
+		return $this->uploadMiniFile($encodePath, $uploadPolicy, $uploadOption);
+	}
 
-    /**
-     * 上传小文件
-     * @param string $filePath 文件路径
-     * @param UploadPolicy $uploadPolicy 上传策略
-     * @param UploadOption $uploadOption 上传选项
-     * @return array
-     */
-    protected function uploadMiniFile($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
-    {
-        $data = file_get_contents($filePath);
-        $uploadOption->setContent($data);
-        $url = $this->upload_host . Conf::UPLOAD_API_UPLOAD;        //普通上传的API
-        return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-    }
+	/**
+	 * 上传小文件
+	 * @param string $filePath 文件路径
+	 * @param UploadPolicy $uploadPolicy 上传策略
+	 * @param UploadOption $uploadOption 上传选项
+	 * @return array
+	 */
+	protected function uploadMiniFile($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
+	{
+		$data = file_get_contents($filePath);
+		$uploadOption->setContent($data);
+		$url = $this->upload_host . Conf::UPLOAD_API_UPLOAD;        //普通上传的API
+		return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+	}
 
-    /**
-     * 分片上传大文件
-     * @param string $filePath 文件路径
-     * @param UploadPolicy $uploadPolicy 上传策略
-     * @param UploadOption $uploadOption 上传选项
-     * @return array
-     */
-    protected function uploadSuperFile($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
-    {
-        $fileSize = filesize($filePath);        // 文件大小
-        $blockSize = $uploadOption->blockSize;  // 文件分片大小
-        $blockNum = intval(ceil($fileSize / $blockSize)); // 文件分片后的块数
-        for ($i = 0; $i < $blockNum; $i++) {
-            $currentSize = $blockSize; // 当前文件块的大小
-            if (($i + 1) === $blockNum) {
-                $currentSize = ($fileSize - ($blockNum - 1) * $blockSize); // 计算最后一个块的大小
-            }
-            $offset = $i * $blockSize; // 当前文件块相对于文件开头的偏移量（块的起始位置）
-            $blockData = file_get_contents($filePath, 0, null, $offset, $currentSize); //当前文件块的数据
-            $uploadOption->setContent($blockData); // 设置待上传的文件块
-            $httpRes = null;
-            if (0 == $i) {
-                // 分片初始化阶段
-                $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_INIT;        //初始化分片上传的API
-                $uploadOption->optionType = UpOptionType::BLOCK_INIT_UPLOAD;    //初始化分片时的Option类型
-                $httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-                $uploadId = isset($httpRes['uploadId']) ? $httpRes['uploadId'] : null; // 分片上传ID（OSS用于区分上传的id）
-                $id = isset($httpRes['id']) ? $httpRes['id'] : null; // 上传唯一ID（多媒体服务用于区分上传的id）
-                $uploadOption->setUploadId($uploadId);
-                $uploadOption->setUniqueIdId($id);
-            } else {
-                // 分片上传过程中
-                $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_UPLOAD;      //分片上传过程中的API
-                $uploadOption->optionType = UpOptionType::BLOCK_RUN_UPLOAD;     //分片上传过程中的Option类型
-                $uploadOption->setPartNumber($i + 1);                           //
-                $httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-            }
-            // 如果分片上传失败，则取消cancel分片上传任务，然后返回错误信息
-            if (!$httpRes['isSuccess']) {
-                if ($uploadOption->checkMutipartParas()) {
-                    $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_CANCEL;      //取消分片任务的API
-                    $uploadOption->optionType = UpOptionType::BLOCK_CANCEL_UPLOAD;  //取消分片任务时的Option类型
-                    $this->_send_request('POST', $url, $uploadPolicy, $uploadOption); // 不判断取消分片任务返回的结果
-                }
-                return $httpRes;
-                //              $message = isset( $httpRes ['message'] ) ? $httpRes ['message'] : null;
-                //              $code = isset( $httpRes ['code'] ) ? $httpRes ['code'] : null;
-                //              $requestId = isset( $httpRes ['requestId'] ) ? $httpRes ['requestId'] : null;
-                //              return $this->_errorResponse ( $code, "fail upload block file:" . $message, $requestId );
-            }
-            // 保存 块编号partNumber 和 标记ETag，用于分片完成时的参数设置
-            $uploadOption->addPartNumberAndETag($httpRes['partNumber'], $httpRes['eTag']);
-        }
-        // 分片上传完成
-        $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_COMPLETE;            //完成分片上传任务的API
-        $uploadOption->optionType = UpOptionType::BLOCK_COMPLETE_UPLOAD;        //完成分片上传任务时的Option类型
-        $uploadOption->setMd5(md5_file($filePath));                         //文件Md5
-        return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-    }
+	/**
+	 * 分片上传大文件
+	 * @param string $filePath 文件路径
+	 * @param UploadPolicy $uploadPolicy 上传策略
+	 * @param UploadOption $uploadOption 上传选项
+	 * @return array
+	 */
+	protected function uploadSuperFile($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
+	{
+		$fileSize = filesize($filePath);        // 文件大小
+		$blockSize = $uploadOption->blockSize;  // 文件分片大小
+		$blockNum = intval(ceil($fileSize / $blockSize)); // 文件分片后的块数
+		for ($i = 0; $i < $blockNum; $i++) {
+			$currentSize = $blockSize; // 当前文件块的大小
+			if (($i + 1) === $blockNum) {
+				$currentSize = ($fileSize - ($blockNum - 1) * $blockSize); // 计算最后一个块的大小
+			}
+			$offset = $i * $blockSize; // 当前文件块相对于文件开头的偏移量（块的起始位置）
+			$blockData = file_get_contents($filePath, 0, null, $offset, $currentSize); //当前文件块的数据
+			$uploadOption->setContent($blockData); // 设置待上传的文件块
+			$httpRes = null;
+			if (0 == $i) {
+				// 分片初始化阶段
+				$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_INIT;        //初始化分片上传的API
+				$uploadOption->optionType = UpOptionType::BLOCK_INIT_UPLOAD;    //初始化分片时的Option类型
+				$httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+				$uploadId = isset($httpRes['uploadId']) ? $httpRes['uploadId'] : null; // 分片上传ID（OSS用于区分上传的id）
+				$id = isset($httpRes['id']) ? $httpRes['id'] : null; // 上传唯一ID（多媒体服务用于区分上传的id）
+				$uploadOption->setUploadId($uploadId);
+				$uploadOption->setUniqueIdId($id);
+			} else {
+				// 分片上传过程中
+				$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_UPLOAD;      //分片上传过程中的API
+				$uploadOption->optionType = UpOptionType::BLOCK_RUN_UPLOAD;     //分片上传过程中的Option类型
+				$uploadOption->setPartNumber($i + 1);                           //
+				$httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+			}
+			// 如果分片上传失败，则取消cancel分片上传任务，然后返回错误信息
+			if (!$httpRes['isSuccess']) {
+				if ($uploadOption->checkMutipartParas()) {
+					$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_CANCEL;      //取消分片任务的API
+					$uploadOption->optionType = UpOptionType::BLOCK_CANCEL_UPLOAD;  //取消分片任务时的Option类型
+					$this->_send_request('POST', $url, $uploadPolicy, $uploadOption); // 不判断取消分片任务返回的结果
+				}
+				return $httpRes;
+				//              $message = isset( $httpRes ['message'] ) ? $httpRes ['message'] : null;
+				//              $code = isset( $httpRes ['code'] ) ? $httpRes ['code'] : null;
+				//              $requestId = isset( $httpRes ['requestId'] ) ? $httpRes ['requestId'] : null;
+				//              return $this->_errorResponse ( $code, "fail upload block file:" . $message, $requestId );
+			}
+			// 保存 块编号partNumber 和 标记ETag，用于分片完成时的参数设置
+			$uploadOption->addPartNumberAndETag($httpRes['partNumber'], $httpRes['eTag']);
+		}
+		// 分片上传完成
+		$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_COMPLETE;            //完成分片上传任务的API
+		$uploadOption->optionType = UpOptionType::BLOCK_COMPLETE_UPLOAD;        //完成分片上传任务时的Option类型
+		$uploadOption->setMd5(md5_file($filePath));                         //文件Md5
+		return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+	}
 
-    /**上传字符串/二进制数据
+	/**上传字符串/二进制数据
      * @param string $data
      *          文件数据
      * @param UploadPolicy $uploadPolicy
@@ -141,455 +141,455 @@ 
      *          上传选项
      * @return array
      */
-    public function uploadData($data, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
-    {
-        if (empty($uploadOption)) {
-            $uploadOption = new UploadOption();     //如果用户没有传递UploadOption，则生成一个默认的
-        }
-        // UploadPolicy 和 UploadOption检查
-        list($isValid, $message) = $this->checkUploadInfo($uploadPolicy, $uploadOption);
-        if (!$isValid) {
-            return $this->_errorResponse("ErrorUploadInfo", "error upload policy or option:" . $message);
-        }
-        $dataSize = strlen($data);
-        // 文件大于设定的分片大小(默认2M)，则进行分片上传uploadSuperfile()
-        if ($dataSize > ($uploadOption->blockSize)) {
-            return $this->uploadSuperData($data, $uploadPolicy, $uploadOption);
-        }
-        // 文件不大于设定的分片大小(默认2M)，则直接上传uploadMiniFile()
-        $uploadOption->setContent($data);
-        $url = $this->upload_host . Conf::UPLOAD_API_UPLOAD;        //普通上传的API
-        return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-    }
+	public function uploadData($data, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
+	{
+		if (empty($uploadOption)) {
+			$uploadOption = new UploadOption();     //如果用户没有传递UploadOption，则生成一个默认的
+		}
+		// UploadPolicy 和 UploadOption检查
+		list($isValid, $message) = $this->checkUploadInfo($uploadPolicy, $uploadOption);
+		if (!$isValid) {
+			return $this->_errorResponse("ErrorUploadInfo", "error upload policy or option:" . $message);
+		}
+		$dataSize = strlen($data);
+		// 文件大于设定的分片大小(默认2M)，则进行分片上传uploadSuperfile()
+		if ($dataSize > ($uploadOption->blockSize)) {
+			return $this->uploadSuperData($data, $uploadPolicy, $uploadOption);
+		}
+		// 文件不大于设定的分片大小(默认2M)，则直接上传uploadMiniFile()
+		$uploadOption->setContent($data);
+		$url = $this->upload_host . Conf::UPLOAD_API_UPLOAD;        //普通上传的API
+		return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+	}
 
-    /**
-     * 分片上传大文件数据
-     * @param string $data 文件数据
-     * @param UploadPolicy $uploadPolicy 上传策略
-     * @param UploadOption $uploadOption 上传选项
-     * @return array
-     */
-    protected function uploadSuperData($data, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
-    {
-        $dataSize = strlen($data);          // 文件大小
-        $blockSize = $uploadOption->blockSize;  // 文件分片大小
-        $blockNum = intval(ceil($dataSize / $blockSize)); // 文件分片后的块数
-        for ($i = 0; $i < $blockNum; $i++) {
-            $currentSize = $blockSize; // 当前文件块的大小
-            if (($i + 1) === $blockNum) {
-                $currentSize = ($dataSize - ($blockNum - 1) * $blockSize); // 计算最后一个块的大小
-            }
-            $offset = $i * $blockSize; // 当前文件块相对于文件开头的偏移量（块的起始位置）
-            $blockData = substr($data, $offset, $currentSize); //当前文件块的数据
-            $uploadOption->setContent($blockData); // 设置待上传的文件块
-            $httpRes = null;
-            if (0 == $i) {
-                // 分片初始化阶段
-                $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_INIT;        //初始化分片上传的API
-                $uploadOption->optionType = UpOptionType::BLOCK_INIT_UPLOAD;    //初始化分片时的Option类型
-                $httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-                $uploadId = isset($httpRes['uploadId']) ? $httpRes['uploadId'] : null; // 分片上传ID（OSS用于区分上传的id）
-                $id = isset($httpRes['id']) ? $httpRes['id'] : null; // 上传唯一ID（多媒体服务用于区分上传的id）
-                $uploadOption->setUploadId($uploadId);
-                $uploadOption->setUniqueIdId($id);
-            } else {
-                // 分片上传过程中
-                $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_UPLOAD;      //分片上传过程中的API
-                $uploadOption->optionType = UpOptionType::BLOCK_RUN_UPLOAD;     //分片上传过程中的Option类型
-                $uploadOption->setPartNumber($i + 1);                           //
-                $httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-            }
-            // 如果分片上传失败，则取消cancel分片上传任务，然后返回错误信息
-            if (!$httpRes['isSuccess']) {
-                if ($uploadOption->checkMutipartParas()) {
-                    $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_CANCEL;      //取消分片任务的API
-                    $uploadOption->optionType = UpOptionType::BLOCK_CANCEL_UPLOAD;  //取消分片任务时的Option类型
-                    $this->_send_request('POST', $url, $uploadPolicy, $uploadOption); // 不判断取消分片任务返回的结果
-                }
-                return $httpRes;
-            }
-            // 保存 块编号partNumber 和 标记ETag，用于分片完成时的参数设置
-            $uploadOption->addPartNumberAndETag($httpRes['partNumber'], $httpRes['eTag']);
-        }
-        // 分片上传完成
-        $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_COMPLETE;            //完成分片上传任务的API
-        $uploadOption->optionType = UpOptionType::BLOCK_COMPLETE_UPLOAD;        //完成分片上传任务时的Option类型
-        $uploadOption->setMd5(md5($data));                          //文件Md5
-        return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-    }
+	/**
+	 * 分片上传大文件数据
+	 * @param string $data 文件数据
+	 * @param UploadPolicy $uploadPolicy 上传策略
+	 * @param UploadOption $uploadOption 上传选项
+	 * @return array
+	 */
+	protected function uploadSuperData($data, UploadPolicy $uploadPolicy, UploadOption $uploadOption = null)
+	{
+		$dataSize = strlen($data);          // 文件大小
+		$blockSize = $uploadOption->blockSize;  // 文件分片大小
+		$blockNum = intval(ceil($dataSize / $blockSize)); // 文件分片后的块数
+		for ($i = 0; $i < $blockNum; $i++) {
+			$currentSize = $blockSize; // 当前文件块的大小
+			if (($i + 1) === $blockNum) {
+				$currentSize = ($dataSize - ($blockNum - 1) * $blockSize); // 计算最后一个块的大小
+			}
+			$offset = $i * $blockSize; // 当前文件块相对于文件开头的偏移量（块的起始位置）
+			$blockData = substr($data, $offset, $currentSize); //当前文件块的数据
+			$uploadOption->setContent($blockData); // 设置待上传的文件块
+			$httpRes = null;
+			if (0 == $i) {
+				// 分片初始化阶段
+				$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_INIT;        //初始化分片上传的API
+				$uploadOption->optionType = UpOptionType::BLOCK_INIT_UPLOAD;    //初始化分片时的Option类型
+				$httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+				$uploadId = isset($httpRes['uploadId']) ? $httpRes['uploadId'] : null; // 分片上传ID（OSS用于区分上传的id）
+				$id = isset($httpRes['id']) ? $httpRes['id'] : null; // 上传唯一ID（多媒体服务用于区分上传的id）
+				$uploadOption->setUploadId($uploadId);
+				$uploadOption->setUniqueIdId($id);
+			} else {
+				// 分片上传过程中
+				$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_UPLOAD;      //分片上传过程中的API
+				$uploadOption->optionType = UpOptionType::BLOCK_RUN_UPLOAD;     //分片上传过程中的Option类型
+				$uploadOption->setPartNumber($i + 1);                           //
+				$httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+			}
+			// 如果分片上传失败，则取消cancel分片上传任务，然后返回错误信息
+			if (!$httpRes['isSuccess']) {
+				if ($uploadOption->checkMutipartParas()) {
+					$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_CANCEL;      //取消分片任务的API
+					$uploadOption->optionType = UpOptionType::BLOCK_CANCEL_UPLOAD;  //取消分片任务时的Option类型
+					$this->_send_request('POST', $url, $uploadPolicy, $uploadOption); // 不判断取消分片任务返回的结果
+				}
+				return $httpRes;
+			}
+			// 保存 块编号partNumber 和 标记ETag，用于分片完成时的参数设置
+			$uploadOption->addPartNumberAndETag($httpRes['partNumber'], $httpRes['eTag']);
+		}
+		// 分片上传完成
+		$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_COMPLETE;            //完成分片上传任务的API
+		$uploadOption->optionType = UpOptionType::BLOCK_COMPLETE_UPLOAD;        //完成分片上传任务时的Option类型
+		$uploadOption->setMd5(md5($data));                          //文件Md5
+		return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+	}
 
-    /**
-     * 创建分片上传任务，指定待上传的文件。即初始化分片上传
-     * @param string $filePath 文件路径
-     * @param UploadPolicy $uploadPolicy 上传策略
-     * @param UploadOption $uploadOption 上传选项
-     * @return array 初始化分片上传的结果
-     */
-    public function multipartInit($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
-    {
-        $encodePath = iconv('UTF-8', 'GB2312', $filePath); //中文需要转换成gb2312，file_exist等函数才能识别
-        if (!file_exists($encodePath)) {
-            return $this->_errorResponse("FileNotExist", "file not exist");
-        }
-        if (empty($uploadOption)) {
-            $uploadOption = new UploadOption();     //如果用户没有传递UploadOption，则生成一个默认的
-        }
-        if (empty($uploadOption->name)) {
-            $uploadOption->name = basename($filePath);        //如果用户没有设置name属性，则使用上传时的文件名
-        }
-        $blockData = file_get_contents($encodePath, 0, null, 0, $uploadOption->blockSize);
-        return $this->multipartInitByData($blockData, $uploadPolicy, $uploadOption);
-    }
+	/**
+	 * 创建分片上传任务，指定待上传的文件。即初始化分片上传
+	 * @param string $filePath 文件路径
+	 * @param UploadPolicy $uploadPolicy 上传策略
+	 * @param UploadOption $uploadOption 上传选项
+	 * @return array 初始化分片上传的结果
+	 */
+	public function multipartInit($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
+	{
+		$encodePath = iconv('UTF-8', 'GB2312', $filePath); //中文需要转换成gb2312，file_exist等函数才能识别
+		if (!file_exists($encodePath)) {
+			return $this->_errorResponse("FileNotExist", "file not exist");
+		}
+		if (empty($uploadOption)) {
+			$uploadOption = new UploadOption();     //如果用户没有传递UploadOption，则生成一个默认的
+		}
+		if (empty($uploadOption->name)) {
+			$uploadOption->name = basename($filePath);        //如果用户没有设置name属性，则使用上传时的文件名
+		}
+		$blockData = file_get_contents($encodePath, 0, null, 0, $uploadOption->blockSize);
+		return $this->multipartInitByData($blockData, $uploadPolicy, $uploadOption);
+	}
 
-    /**
-     * 创建分片上传任务，指定初始化分片任务的数据，即第一块数据
-     * @param string $blockData 文件数据
-     * @param UploadPolicy $uploadPolicy 上传策略
-     * @param UploadOption $uploadOption 上传选项
-     * @return array 初始化分片上传的结果
-     */
-    public function multipartInitByData($blockData, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
-    {
-        if (empty($uploadOption)) {
-            $uploadOption = new UploadOption();     //如果用户没有传递UploadOption，则生成一个默认的
-        }
-        // UploadPolicy 和 UploadOption检查
-        list($isValid, $message) = $this->checkUploadInfo($uploadPolicy, $uploadOption);
-        if (!$isValid) {
-            return $this->_errorResponse("ErrorUploadInfo", "error upload policy or option:" . $message);
-        }
-        // 数据大小不等于设定的分片大小(默认2M)，则无法完成初始化
-        $dataSize = strlen($blockData);         // 数据文件大小
-        if ($dataSize != ($uploadOption->blockSize)) {
-            return $this->_errorResponse("MultipartInitError", "UploadOption's blockSize is not equal to data's size");
-        }
-        $uploadOption->setContent($blockData); // 设置待上传的文件块
-        $uploadOption->optionType = UpOptionType::BLOCK_INIT_UPLOAD;    //初始化分片时的Option类型
-        $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_INIT;        //初始化分片上传的API
-        $httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-        //若成功返回，则保存初始化成功的uploadId、id 以及 partNumber、eTag
-        $uploadId = isset($httpRes['uploadId']) ? $httpRes['uploadId'] : null; // 分片上传ID（OSS用于区分上传的id）
-        $id = isset($httpRes['id']) ? $httpRes['id'] : null; // 上传唯一ID（多媒体服务用于区分上传的id）
-        $uploadOption->setUploadId($uploadId);
-        $uploadOption->setUniqueIdId($id);
-        if (isset($httpRes['partNumber']) && isset($httpRes['eTag'])) {
-            $uploadOption->addPartNumberAndETag($httpRes['partNumber'], $httpRes['eTag']);
-        }
-        return $httpRes;
-    }
+	/**
+	 * 创建分片上传任务，指定初始化分片任务的数据，即第一块数据
+	 * @param string $blockData 文件数据
+	 * @param UploadPolicy $uploadPolicy 上传策略
+	 * @param UploadOption $uploadOption 上传选项
+	 * @return array 初始化分片上传的结果
+	 */
+	public function multipartInitByData($blockData, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
+	{
+		if (empty($uploadOption)) {
+			$uploadOption = new UploadOption();     //如果用户没有传递UploadOption，则生成一个默认的
+		}
+		// UploadPolicy 和 UploadOption检查
+		list($isValid, $message) = $this->checkUploadInfo($uploadPolicy, $uploadOption);
+		if (!$isValid) {
+			return $this->_errorResponse("ErrorUploadInfo", "error upload policy or option:" . $message);
+		}
+		// 数据大小不等于设定的分片大小(默认2M)，则无法完成初始化
+		$dataSize = strlen($blockData);         // 数据文件大小
+		if ($dataSize != ($uploadOption->blockSize)) {
+			return $this->_errorResponse("MultipartInitError", "UploadOption's blockSize is not equal to data's size");
+		}
+		$uploadOption->setContent($blockData); // 设置待上传的文件块
+		$uploadOption->optionType = UpOptionType::BLOCK_INIT_UPLOAD;    //初始化分片时的Option类型
+		$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_INIT;        //初始化分片上传的API
+		$httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+		//若成功返回，则保存初始化成功的uploadId、id 以及 partNumber、eTag
+		$uploadId = isset($httpRes['uploadId']) ? $httpRes['uploadId'] : null; // 分片上传ID（OSS用于区分上传的id）
+		$id = isset($httpRes['id']) ? $httpRes['id'] : null; // 上传唯一ID（多媒体服务用于区分上传的id）
+		$uploadOption->setUploadId($uploadId);
+		$uploadOption->setUniqueIdId($id);
+		if (isset($httpRes['partNumber']) && isset($httpRes['eTag'])) {
+			$uploadOption->addPartNumberAndETag($httpRes['partNumber'], $httpRes['eTag']);
+		}
+		return $httpRes;
+	}
 
-    /**分片上传，指定待上传的文件。需要指定UploadOption中文件块编号
+	/**分片上传，指定待上传的文件。需要指定UploadOption中文件块编号
      * @param string $filePath 文件路径
      * @param UploadPolicy $uploadPolicy 上传策略
      * @param UploadOption $uploadOption 上传选项
      * @return array 初始化分片上传的结果
      */
-    public function multipartUpload($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
-    {
-        $encodePath = iconv('UTF-8', 'GB2312', $filePath); //中文需要转换成gb2312，file_exist等函数才能识别
-        if (!file_exists($encodePath)) {
-            return $this->_errorResponse("FileNotExist", "file not exist");
-        }
-        $fileSize = filesize($encodePath);      // 文件大小
-        $blockSize = $uploadOption->blockSize;  // 文件分片大小
-        $blockNum = intval(ceil($fileSize / $blockSize)); // 文件分片后的块数
-        $currentSize = $blockSize; // 当前文件块的大小
-        if ($uploadOption->getPartNumber() == $blockNum) {
-            $currentSize = ($fileSize - ($blockNum - 1) * $blockSize); // 计算最后一个块的大小
-        }
-        $offset = ($uploadOption->getPartNumber() - 1) * $blockSize; // 当前文件块相对于文件开头的偏移量（块的起始位置）
-        $blockData = file_get_contents($encodePath, 0, null, $offset, $currentSize);
-        return $this->multipartUploadByData($blockData, $uploadPolicy, $uploadOption);
-    }
+	public function multipartUpload($filePath, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
+	{
+		$encodePath = iconv('UTF-8', 'GB2312', $filePath); //中文需要转换成gb2312，file_exist等函数才能识别
+		if (!file_exists($encodePath)) {
+			return $this->_errorResponse("FileNotExist", "file not exist");
+		}
+		$fileSize = filesize($encodePath);      // 文件大小
+		$blockSize = $uploadOption->blockSize;  // 文件分片大小
+		$blockNum = intval(ceil($fileSize / $blockSize)); // 文件分片后的块数
+		$currentSize = $blockSize; // 当前文件块的大小
+		if ($uploadOption->getPartNumber() == $blockNum) {
+			$currentSize = ($fileSize - ($blockNum - 1) * $blockSize); // 计算最后一个块的大小
+		}
+		$offset = ($uploadOption->getPartNumber() - 1) * $blockSize; // 当前文件块相对于文件开头的偏移量（块的起始位置）
+		$blockData = file_get_contents($encodePath, 0, null, $offset, $currentSize);
+		return $this->multipartUploadByData($blockData, $uploadPolicy, $uploadOption);
+	}
 
-    /**
-     * 分片上传，指定待上传的数据。需要指定UploadOption中文件块编号
-     * @param string $filePath 文件路径
-     * @param UploadPolicy $uploadPolicy 上传策略
-     * @param UploadOption $uploadOption 上传选项
-     * @return array 分片上传的结果
-     */
-    public function multipartUploadByData($blockData, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
-    {
-        $partNumber = $uploadOption->getPartNumber(); //php 5.3的版本使用empty()传递函数返回值会报错。所以为了兼容，增加临时变量
-        // 检查分片上传所需的参数是否设置正确
-        if (!$uploadOption->checkMutipartParas() || empty($partNumber)) {
-            return $this->_errorResponse("MultipartUploadError", "multipart upload's parameters(id,uploadId,partNumber) error");
-        }
-        $uploadOption->setContent($blockData); // 设置待上传的文件块
-        $uploadOption->optionType = UpOptionType::BLOCK_RUN_UPLOAD;     //分片上传过程中的Option类型
-        $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_UPLOAD;      //分片上传过程中的API
-        $httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-        if (isset($httpRes['partNumber']) && isset($httpRes['eTag'])) {
-            $uploadOption->addPartNumberAndETag($httpRes['partNumber'], $httpRes['eTag']);
-        }
-        return $httpRes;
-    }
+	/**
+	 * 分片上传，指定待上传的数据。需要指定UploadOption中文件块编号
+	 * @param string $filePath 文件路径
+	 * @param UploadPolicy $uploadPolicy 上传策略
+	 * @param UploadOption $uploadOption 上传选项
+	 * @return array 分片上传的结果
+	 */
+	public function multipartUploadByData($blockData, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
+	{
+		$partNumber = $uploadOption->getPartNumber(); //php 5.3的版本使用empty()传递函数返回值会报错。所以为了兼容，增加临时变量
+		// 检查分片上传所需的参数是否设置正确
+		if (!$uploadOption->checkMutipartParas() || empty($partNumber)) {
+			return $this->_errorResponse("MultipartUploadError", "multipart upload's parameters(id,uploadId,partNumber) error");
+		}
+		$uploadOption->setContent($blockData); // 设置待上传的文件块
+		$uploadOption->optionType = UpOptionType::BLOCK_RUN_UPLOAD;     //分片上传过程中的Option类型
+		$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_UPLOAD;      //分片上传过程中的API
+		$httpRes = $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+		if (isset($httpRes['partNumber']) && isset($httpRes['eTag'])) {
+			$uploadOption->addPartNumberAndETag($httpRes['partNumber'], $httpRes['eTag']);
+		}
+		return $httpRes;
+	}
 
-    /**
-     * 完成分片上传任务。需要指定UploadOption中整个文件的md5值
-     * @param UploadPolicy $uploadPolicy 上传策略
-     * @param UploadOption $uploadOption 上传选项
-     * @return array 分片上传完成的结果
-     */
-    public function multipartComplete(UploadPolicy $uploadPolicy, UploadOption $uploadOption)
-    {
+	/**
+	 * 完成分片上传任务。需要指定UploadOption中整个文件的md5值
+	 * @param UploadPolicy $uploadPolicy 上传策略
+	 * @param UploadOption $uploadOption 上传选项
+	 * @return array 分片上传完成的结果
+	 */
+	public function multipartComplete(UploadPolicy $uploadPolicy, UploadOption $uploadOption)
+	{
  // 检查分片上传所需的参数是否设置正确
-        $fileMd5 = $uploadOption->getMd5(); //php 5.3的版本使用empty()传递函数返回值会报错。所以为了兼容，增加临时变量
-        if (!$uploadOption->checkMutipartParas() || empty($fileMd5)) {
-            return $this->_errorResponse("MultipartCompleteError", "multipart upload's parameters(id,uploadId,md5) error");
-        }
-        $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_COMPLETE;            //完成分片上传任务的API
-        $uploadOption->optionType = UpOptionType::BLOCK_COMPLETE_UPLOAD;        //完成分片上传任务时的Option类型
-        return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-    }
+		$fileMd5 = $uploadOption->getMd5(); //php 5.3的版本使用empty()传递函数返回值会报错。所以为了兼容，增加临时变量
+		if (!$uploadOption->checkMutipartParas() || empty($fileMd5)) {
+			return $this->_errorResponse("MultipartCompleteError", "multipart upload's parameters(id,uploadId,md5) error");
+		}
+		$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_COMPLETE;            //完成分片上传任务的API
+		$uploadOption->optionType = UpOptionType::BLOCK_COMPLETE_UPLOAD;        //完成分片上传任务时的Option类型
+		return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+	}
 
-    /**
-     * 取消分片上传任务。需要保证UploadOption中有分片任务的uploadId和id
-     * @param UploadPolicy $uploadPolicy 上传策略
-     * @param UploadOption $uploadOption 上传选项
-     * @return array 分片上传完成的结果
-     */
-    public function multipartCancel(UploadPolicy $uploadPolicy, UploadOption $uploadOption)
-    {
-        if (!$uploadOption->checkMutipartParas()) {
-            return $this->_errorResponse("MultipartCancelError", "multipart upload's parameters(id,uploadId) error");
-        }
-        $url = $this->upload_host . Conf::UPLOAD_API_BLOCK_CANCEL;      //取消分片任务的API
-        $uploadOption->optionType = UpOptionType::BLOCK_CANCEL_UPLOAD;  //取消分片任务时的Option类型
-        return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
-    }
+	/**
+	 * 取消分片上传任务。需要保证UploadOption中有分片任务的uploadId和id
+	 * @param UploadPolicy $uploadPolicy 上传策略
+	 * @param UploadOption $uploadOption 上传选项
+	 * @return array 分片上传完成的结果
+	 */
+	public function multipartCancel(UploadPolicy $uploadPolicy, UploadOption $uploadOption)
+	{
+		if (!$uploadOption->checkMutipartParas()) {
+			return $this->_errorResponse("MultipartCancelError", "multipart upload's parameters(id,uploadId) error");
+		}
+		$url = $this->upload_host . Conf::UPLOAD_API_BLOCK_CANCEL;      //取消分片任务的API
+		$uploadOption->optionType = UpOptionType::BLOCK_CANCEL_UPLOAD;  //取消分片任务时的Option类型
+		return $this->_send_request('POST', $url, $uploadPolicy, $uploadOption);
+	}
 
-    /**
-     * 调用curl利用http上传数据
-     * @param string $method
-     * @param string $url
-     * @param UploadPolicy $uploadPolicy
-     * @param UploadOption $uploadOption
-     * @return array (isSuccess, ...)
-     */
-    protected function _send_request($method, $url, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
-    {
-        $success = false;
-        $http_code = 0;
-        $result = array();
-        /**
-         * @var resource $ch
-         */
-        $ch = curl_init();
-        try {
-            //构建Http请求头和请求体
-            $_headers = array('Expect:');
-            $token = $this->_getUploadToken($uploadPolicy);
-            array_push($_headers, "Authorization: {$token}");
-            array_push($_headers, "User-Agent: {$this->_getUserAgent()}");
-            $length = 0;
-            if (!empty($uploadOption)) {
-                list($contentType, $httpBody) = $this->BuildMultipartForm($uploadOption);
-                $length = @strlen($httpBody);
-                array_push($_headers, "Content-Type: {$contentType}");
-                curl_setopt($ch, CURLOPT_POSTFIELDS, $httpBody);            //请求体
-            }
-            array_push($_headers, "Content-Length: {$length}");
-            curl_setopt($ch, CURLOPT_HEADER, 1);                            //设置头部
-            curl_setopt($ch, CURLOPT_HTTPHEADER, $_headers);                //请求头
-            curl_setopt($ch, CURLOPT_TIMEOUT, $uploadOption->timeout);  //持续时长
-            curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);               //连接超时时长
-            curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); //成功，只返回结果，不自动输出任何内容。如果失败返回FALSE
-            curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
-            curl_setopt($ch, CURLOPT_URL, $url);
-            curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);           //自定义请求
-            //设置请求方式(GET或POST等)
-            if ($method == 'PUT' || $method == 'POST') {
-                curl_setopt($ch, CURLOPT_POST, 1);
-            } else {
-                curl_setopt($ch, CURLOPT_POST, 0);
-            }
-            //执行上传，然后获取服务端返回，决定是否重试
-            $response = curl_exec($ch);
-            if ($response === false && $uploadOption->httpReTry != 0) {
-                //如果执行curl失败，且需要重试，则进行重试
-                $this->recordCurlErrorLog($ch); //记录最近一次curl执行错误日志
-                $response = curl_exec($ch);
-            }
-            if ($response === false) {
-                $this->recordCurlErrorLog($ch); //记录最近一次curl执行错误日志
-                $result = $this->_errorResponse("curl error", "curl request failed");
-                $result['errno'] = curl_errno($ch); //错误码
-            } else {
-                //解析返回结果，并判断是否上传成功
-                $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
-                $success = ($http_code == 200) ? true : false;                  //判断是否上传成功
-                $resStr = explode("\r\n\r\n", $response, 2);
-                $resBody = isset($resStr[1]) ? $resStr[1] : '';
-                $resArray = json_decode($resBody, true);                        //解析得到结果
-                $result = (empty($resArray) ? $result : $resArray);
-            }
-        } catch (Exception $e) {
-            $result = $this->_errorResponse("HTTPRequestException#" . $e->getLine(), $e->getMessage());
-        }
+	/**
+	 * 调用curl利用http上传数据
+	 * @param string $method
+	 * @param string $url
+	 * @param UploadPolicy $uploadPolicy
+	 * @param UploadOption $uploadOption
+	 * @return array (isSuccess, ...)
+	 */
+	protected function _send_request($method, $url, UploadPolicy $uploadPolicy, UploadOption $uploadOption)
+	{
+		$success = false;
+		$http_code = 0;
+		$result = array();
+		/**
+		 * @var resource $ch
+		 */
+		$ch = curl_init();
+		try {
+			//构建Http请求头和请求体
+			$_headers = array('Expect:');
+			$token = $this->_getUploadToken($uploadPolicy);
+			array_push($_headers, "Authorization: {$token}");
+			array_push($_headers, "User-Agent: {$this->_getUserAgent()}");
+			$length = 0;
+			if (!empty($uploadOption)) {
+				list($contentType, $httpBody) = $this->BuildMultipartForm($uploadOption);
+				$length = @strlen($httpBody);
+				array_push($_headers, "Content-Type: {$contentType}");
+				curl_setopt($ch, CURLOPT_POSTFIELDS, $httpBody);            //请求体
+			}
+			array_push($_headers, "Content-Length: {$length}");
+			curl_setopt($ch, CURLOPT_HEADER, 1);                            //设置头部
+			curl_setopt($ch, CURLOPT_HTTPHEADER, $_headers);                //请求头
+			curl_setopt($ch, CURLOPT_TIMEOUT, $uploadOption->timeout);  //持续时长
+			curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);               //连接超时时长
+			curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); //成功，只返回结果，不自动输出任何内容。如果失败返回FALSE
+			curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
+			curl_setopt($ch, CURLOPT_URL, $url);
+			curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);           //自定义请求
+			//设置请求方式(GET或POST等)
+			if ($method == 'PUT' || $method == 'POST') {
+				curl_setopt($ch, CURLOPT_POST, 1);
+			} else {
+				curl_setopt($ch, CURLOPT_POST, 0);
+			}
+			//执行上传，然后获取服务端返回，决定是否重试
+			$response = curl_exec($ch);
+			if ($response === false && $uploadOption->httpReTry != 0) {
+				//如果执行curl失败，且需要重试，则进行重试
+				$this->recordCurlErrorLog($ch); //记录最近一次curl执行错误日志
+				$response = curl_exec($ch);
+			}
+			if ($response === false) {
+				$this->recordCurlErrorLog($ch); //记录最近一次curl执行错误日志
+				$result = $this->_errorResponse("curl error", "curl request failed");
+				$result['errno'] = curl_errno($ch); //错误码
+			} else {
+				//解析返回结果，并判断是否上传成功
+				$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+				$success = ($http_code == 200) ? true : false;                  //判断是否上传成功
+				$resStr = explode("\r\n\r\n", $response, 2);
+				$resBody = isset($resStr[1]) ? $resStr[1] : '';
+				$resArray = json_decode($resBody, true);                        //解析得到结果
+				$result = (empty($resArray) ? $result : $resArray);
+			}
+		} catch (Exception $e) {
+			$result = $this->_errorResponse("HTTPRequestException#" . $e->getLine(), $e->getMessage());
+		}
 
-        curl_close($ch); //PHP5.3中不支持finally关键字。因此，为了兼容，这里取消finally
-        if (!$success) {
-            throw new UploadException($result['message'], $http_code);
-        }
-        $result['isSuccess'] = $success;
-        return $result;
-    }
+		curl_close($ch); //PHP5.3中不支持finally关键字。因此，为了兼容，这里取消finally
+		if (!$success) {
+			throw new UploadException($result['message'], $http_code);
+		}
+		$result['isSuccess'] = $success;
+		return $result;
+	}
 
-    /**
-     * uploadPolicy和uploadOption 合法性检查
-     * @param UploadPolicy $uploadPolicy 上传策略
-     * @param UploadOption $uploadOption 上传选项
-     * @return array($isValid, $message)
-     */
-    protected function checkUploadInfo(UploadPolicy $uploadPolicy, UploadOption $uploadOption)
-    {
-        $isValid = true;
-        $message = null;
-        // 1：判断是否设置空间名
-        if (empty($uploadPolicy->bucket) && empty($uploadPolicy->namespace)) {
-            $isValid = false;
-            $message = 'namespace or bucket is empty';
-        } elseif (empty($uploadPolicy->name)) {
-            // 2：优先使用uploadPolicy中的name，如果为空，则使用uploadOption中的name
-            if (empty($uploadOption->name)) {
-                $isValid = false;
-                $message = "file's name is empty"; // 如果uploadPolicy和uploadOption中的文件名name都为空，则返回错误信息
-            }
-        }
-        if (true === $isValid) {
-            // 3：优先使用uploadPolicy中的dir
-            if (!empty($uploadPolicy->dir)) {
-                if (strpos($uploadPolicy->dir, '/') !== 0) {
-                    $uploadPolicy->dir = '/' . $uploadPolicy->dir; //如果dir不为空，且其前面没有以"/"开头，则为其添加
-                }
-            }
-            // 4：如果uploadPolicy中的dir为空，则使用uploadOption中的dir
-            if (!empty($uploadOption->dir)) {
-                if (strpos($uploadOption->dir, '/') !== 0) {
-                    $uploadOption->dir = '/' . $uploadOption->dir; //如果dir不为空，且其前面没有以"/"开头，则为其添加
-                }
-            }
-            // 5：判断用户设置的文件分块大小，是否在指定的范围内。如果不在，则设置为默认Conf::BLOCK_DEFF_SIZE = 2M
-            if (($uploadOption->blockSize > Conf::BLOCK_MAX_SIZE) || ($uploadOption->blockSize < Conf::BLOCK_MIN_SIZE)) {
-                $uploadOption->blockSize = Conf::BLOCK_DEFF_SIZE;
-            }
-        }
-        return array($isValid, $message);
-    }
+	/**
+	 * uploadPolicy和uploadOption 合法性检查
+	 * @param UploadPolicy $uploadPolicy 上传策略
+	 * @param UploadOption $uploadOption 上传选项
+	 * @return array($isValid, $message)
+	 */
+	protected function checkUploadInfo(UploadPolicy $uploadPolicy, UploadOption $uploadOption)
+	{
+		$isValid = true;
+		$message = null;
+		// 1：判断是否设置空间名
+		if (empty($uploadPolicy->bucket) && empty($uploadPolicy->namespace)) {
+			$isValid = false;
+			$message = 'namespace or bucket is empty';
+		} elseif (empty($uploadPolicy->name)) {
+			// 2：优先使用uploadPolicy中的name，如果为空，则使用uploadOption中的name
+			if (empty($uploadOption->name)) {
+				$isValid = false;
+				$message = "file's name is empty"; // 如果uploadPolicy和uploadOption中的文件名name都为空，则返回错误信息
+			}
+		}
+		if (true === $isValid) {
+			// 3：优先使用uploadPolicy中的dir
+			if (!empty($uploadPolicy->dir)) {
+				if (strpos($uploadPolicy->dir, '/') !== 0) {
+					$uploadPolicy->dir = '/' . $uploadPolicy->dir; //如果dir不为空，且其前面没有以"/"开头，则为其添加
+				}
+			}
+			// 4：如果uploadPolicy中的dir为空，则使用uploadOption中的dir
+			if (!empty($uploadOption->dir)) {
+				if (strpos($uploadOption->dir, '/') !== 0) {
+					$uploadOption->dir = '/' . $uploadOption->dir; //如果dir不为空，且其前面没有以"/"开头，则为其添加
+				}
+			}
+			// 5：判断用户设置的文件分块大小，是否在指定的范围内。如果不在，则设置为默认Conf::BLOCK_DEFF_SIZE = 2M
+			if (($uploadOption->blockSize > Conf::BLOCK_MAX_SIZE) || ($uploadOption->blockSize < Conf::BLOCK_MIN_SIZE)) {
+				$uploadOption->blockSize = Conf::BLOCK_DEFF_SIZE;
+			}
+		}
+		return array($isValid, $message);
+	}
 
-    /**
-     * 构建Http请求的Body
-     * @param UploadOption $uploadOption
-     * @return array (contentType,httpBody)
-     */
-    protected function BuildMultipartForm(UploadOption $uploadOption)
-    {
-        $bodyArray = array();
-        $mimeBoundary = md5(microtime());
-        $paraArray = $uploadOption->getParaArray();
-        foreach ($paraArray as $name => $val) {
-            if ($name != 'content') {
-                array_push($bodyArray, '--' . $mimeBoundary);
-                array_push($bodyArray, "Content-Disposition: form-data; name=\"$name\"");
-                array_push($bodyArray, 'Content-Type: text/plain; charset=UTF-8');
-                array_push($bodyArray, '');
-                array_push($bodyArray, $val);
-            }
-        }
-        if (isset($paraArray['content'])) {
-            array_push($bodyArray, '--' . $mimeBoundary);
-            $fileName = empty($uploadOption->name) ? "temp" : $uploadOption->name;
-            array_push($bodyArray, "Content-Disposition: form-data; name=\"content\"; filename=\"{$fileName}\"");
-            array_push($bodyArray, "Content-Type: application/octet-stream");
-            array_push($bodyArray, '');
-            array_push($bodyArray, $paraArray['content']);
-        }
+	/**
+	 * 构建Http请求的Body
+	 * @param UploadOption $uploadOption
+	 * @return array (contentType,httpBody)
+	 */
+	protected function BuildMultipartForm(UploadOption $uploadOption)
+	{
+		$bodyArray = array();
+		$mimeBoundary = md5(microtime());
+		$paraArray = $uploadOption->getParaArray();
+		foreach ($paraArray as $name => $val) {
+			if ($name != 'content') {
+				array_push($bodyArray, '--' . $mimeBoundary);
+				array_push($bodyArray, "Content-Disposition: form-data; name=\"$name\"");
+				array_push($bodyArray, 'Content-Type: text/plain; charset=UTF-8');
+				array_push($bodyArray, '');
+				array_push($bodyArray, $val);
+			}
+		}
+		if (isset($paraArray['content'])) {
+			array_push($bodyArray, '--' . $mimeBoundary);
+			$fileName = empty($uploadOption->name) ? "temp" : $uploadOption->name;
+			array_push($bodyArray, "Content-Disposition: form-data; name=\"content\"; filename=\"{$fileName}\"");
+			array_push($bodyArray, "Content-Type: application/octet-stream");
+			array_push($bodyArray, '');
+			array_push($bodyArray, $paraArray['content']);
+		}
 
-        array_push($bodyArray, '--' . $mimeBoundary . '--');
-        array_push($bodyArray, '');
+		array_push($bodyArray, '--' . $mimeBoundary . '--');
+		array_push($bodyArray, '');
 
-        $httpBody = implode("\r\n", $bodyArray);
-        $contentType = 'multipart/form-data; boundary=' . $mimeBoundary;
-        return array(
-            $contentType,
-            $httpBody
-        );
-    }
+		$httpBody = implode("\r\n", $bodyArray);
+		$contentType = 'multipart/form-data; boundary=' . $mimeBoundary;
+		return array(
+			$contentType,
+			$httpBody
+		);
+	}
 
-    /**
-     * UserAgent用户代理
-     */
-    protected function _getUserAgent()
-    {
-        if ($this->type == "TOP") {
-            return "ALIMEDIASDK_PHP_TAE/" . Conf::SDK_VERSION;
-        } else {
-            return "ALIMEDIASDK_PHP_CLOUD/" . Conf::SDK_VERSION;
-        }
-    }
+	/**
+	 * UserAgent用户代理
+	 */
+	protected function _getUserAgent()
+	{
+		if ($this->type == "TOP") {
+			return "ALIMEDIASDK_PHP_TAE/" . Conf::SDK_VERSION;
+		} else {
+			return "ALIMEDIASDK_PHP_CLOUD/" . Conf::SDK_VERSION;
+		}
+	}
 
-    public function getUploadToken(UploadPolicy $uploadPolicy)
-    {
-        return $this->_getUploadToken($uploadPolicy);
-    }
+	public function getUploadToken(UploadPolicy $uploadPolicy)
+	{
+		return $this->_getUploadToken($uploadPolicy);
+	}
 
-    /**
-     * 生成上传凭证
-     * @param UploadPolicy $uploadPolicy
-     * @return string 上传时的凭证token
-     */
-    protected function _getUploadToken(UploadPolicy $uploadPolicy)
-    {
-        $encodedPolicy = EncodeUtils::encodeWithURLSafeBase64(json_encode($uploadPolicy->toArray()));
-        $signed = hash_hmac('sha1', $encodedPolicy, $this->sk);
-        $tempStr = $this->ak . ":" . $encodedPolicy . ":" . $signed;
-        $token = "UPLOAD_AK_" . $this->type . " " . EncodeUtils::encodeWithURLSafeBase64($tempStr);
+	/**
+	 * 生成上传凭证
+	 * @param UploadPolicy $uploadPolicy
+	 * @return string 上传时的凭证token
+	 */
+	protected function _getUploadToken(UploadPolicy $uploadPolicy)
+	{
+		$encodedPolicy = EncodeUtils::encodeWithURLSafeBase64(json_encode($uploadPolicy->toArray()));
+		$signed = hash_hmac('sha1', $encodedPolicy, $this->sk);
+		$tempStr = $this->ak . ":" . $encodedPolicy . ":" . $signed;
+		$token = "UPLOAD_AK_" . $this->type . " " . EncodeUtils::encodeWithURLSafeBase64($tempStr);
 
-        return $token;
-    }
+		return $token;
+	}
 
-    /**
-     * 反馈错误信息
-     */
-    protected function _errorResponse($code = "UnknownError", $message = "unkonown error", $requestId = null)
-    {
-        return array(
-            "isSuccess" => false,
-            "code" => $code,
-            "message" => $message,
-            "requestId" => $requestId
-        );
-    }
+	/**
+	 * 反馈错误信息
+	 */
+	protected function _errorResponse($code = "UnknownError", $message = "unkonown error", $requestId = null)
+	{
+		return array(
+			"isSuccess" => false,
+			"code" => $code,
+			"message" => $message,
+			"requestId" => $requestId
+		);
+	}
 
-    /**
-     * 记录curl错误日志
-     * @param curl-handle $ch curl句柄
-     */
-    protected function recordCurlErrorLog($ch)
-    {
-        if (AlibabaImage::$RUN_LEVEL == Conf::RUN_LEVEL_DEBUG) {
-            $errno = curl_errno($ch); //错误码
-            $info  = curl_getinfo($ch); //curl连接资源句柄的信息
-            $info['errno'] = $errno; //添加到连接句柄信息中
-            $content = date("Y-m-d H:i:s") . json_encode($info) . "\n";
-            $logPath = dirname(__FILE__) . "/" . Conf::CURL_ERR_LOG;
-            $this->putContentToFile($content, $logPath);
-        }
-    }
+	/**
+	 * 记录curl错误日志
+	 * @param curl-handle $ch curl句柄
+	 */
+	protected function recordCurlErrorLog($ch)
+	{
+		if (AlibabaImage::$RUN_LEVEL == Conf::RUN_LEVEL_DEBUG) {
+			$errno = curl_errno($ch); //错误码
+			$info  = curl_getinfo($ch); //curl连接资源句柄的信息
+			$info['errno'] = $errno; //添加到连接句柄信息中
+			$content = date("Y-m-d H:i:s") . json_encode($info) . "\n";
+			$logPath = dirname(__FILE__) . "/" . Conf::CURL_ERR_LOG;
+			$this->putContentToFile($content, $logPath);
+		}
+	}
 
-    /**
-     * 将信息追加写到文件
-     * @param string $message 日志内容。
-     * @return void
-     */
-    protected function putContentToFile($content, $filepath)
-    {
-        if (!file_exists($filepath)) {
-            $handle = fopen($filepath, 'w');
-            fclose($handle);
-        }
-        file_put_contents($filepath, $content, FILE_APPEND);
-    }
+	/**
+	 * 将信息追加写到文件
+	 * @param string $message 日志内容。
+	 * @return void
+	 */
+	protected function putContentToFile($content, $filepath)
+	{
+		if (!file_exists($filepath)) {
+			$handle = fopen($filepath, 'w');
+			fclose($handle);
+		}
+		file_put_contents($filepath, $content, FILE_APPEND);
+	}
 }