/** * 分段上传函数 * @param string $object 在OSS中存储的文件名称带上路径 * @param string $upload_file 上传本地文件的名称带路径 根据给出的路径可以找到该文件 */ public function fenduan($object, $upload_file) { //分段上传 $oss = $this; $bucket = $oss->bucket; //OSS空间名称 $upload_id = $oss->init_multipart_upload($bucket, $object); $part_size = 5 * 1024 * 1024; //分块大小 $upload_filesize = filesize($upload_file); $_SESSION['file_size'] = $upload_filesize; $pieces = $oss->get_multipart_counts($upload_filesize, $part_size); $response_upload_part = array(); $upload_position = 0; $is_check_md5 = true; foreach ($pieces as $i => $piece) { $from_pos = $upload_position + (int) $piece[$oss::OSS_SEEK_TO]; $to_pos = (int) $piece[$oss::OSS_LENGTH] + $from_pos - 1; $up_options = array($oss::OSS_FILE_UPLOAD => $upload_file, $oss::OSS_PART_NUM => $i + 1, $oss::OSS_SEEK_TO => $from_pos, $oss::OSS_LENGTH => $to_pos - $from_pos + 1, $oss::OSS_CHECK_MD5 => $is_check_md5); if ($is_check_md5) { $content_md5 = OSSUtil::get_content_md5_of_file($upload_file, $from_pos, $to_pos); $up_options[$oss::OSS_CONTENT_MD5] = $content_md5; } //2. 将每一分片上传到OSS $response_upload_part[] = $oss->upload_part($bucket, $object, $upload_id, $up_options); } $upload_parts = array(); $upload_part_result = true; foreach ($response_upload_part as $i => $res) { $upload_part_result = $upload_part_result && $res->isOk(); $msg = "上传分块到 /" . $bucket . "/" . $object . " upload id is: " . $upload_id; if (!$upload_part_result) { throw new OSS_Exception('部分上传没有成功!'); } $upload_parts[] = array('PartNumber' => $i + 1, 'ETag' => (string) $res->header['etag']); } $res = $oss->complete_multipart_upload($bucket, $object, $upload_id, $upload_parts); $body = $res->body; $status = $res->status; return array("body" => $res->body, "status" => $res->status); }
/** * auth接口 * @param array $options * @return ResponseCore * @throws OSS_Exception * @throws RequestCore_Exception */ public function auth($options) { OSSUtil::validate_options($options); //验证Bucket,list_bucket时不需要验证 if (!('/' == $options[self::OSS_OBJECT] && '' == $options[self::OSS_BUCKET] && 'GET' == $options[self::OSS_METHOD]) && !OSSUtil::validate_bucket($options[self::OSS_BUCKET])) { throw new OSS_Exception('"' . $options[self::OSS_BUCKET] . '"' . OSS_BUCKET_NAME_INVALID); } //验证Object if (isset($options[self::OSS_OBJECT]) && !OSSUtil::validate_object($options[self::OSS_OBJECT])) { throw new OSS_Exception($options[self::OSS_OBJECT] . OSS_OBJECT_NAME_INVALID); } //Object编码为UTF-8 $tmp_object = $options[self::OSS_OBJECT]; try { if (OSSUtil::is_gb2312($options[self::OSS_OBJECT])) { $options[self::OSS_OBJECT] = iconv('GB2312', "UTF-8//IGNORE", $options[self::OSS_OBJECT]); } elseif (OSSUtil::check_char($options[self::OSS_OBJECT], true)) { $options[self::OSS_OBJECT] = iconv('GBK', "UTF-8//IGNORE", $options[self::OSS_OBJECT]); } } catch (Exception $e) { try { $tmp_object = iconv(mb_detect_encoding($tmp_object), "UTF-8", $tmp_object); } catch (Exception $e) { } } $options[self::OSS_OBJECT] = $tmp_object; //验证ACL if (isset($options[self::OSS_HEADERS][self::OSS_ACL]) && !empty($options[self::OSS_HEADERS][self::OSS_ACL])) { if (!in_array(strtolower($options[self::OSS_HEADERS][self::OSS_ACL]), self::$OSS_ACL_TYPES)) { throw new OSS_Exception($options[self::OSS_HEADERS][self::OSS_ACL] . ':' . OSS_ACL_INVALID); } } //定义scheme $scheme = $this->use_ssl ? 'https://' : 'http://'; if ($this->enable_domain_style) { $hostname = $this->vhost ? $this->vhost : ($options[self::OSS_BUCKET] == '' ? $this->hostname : $options[self::OSS_BUCKET] . '.' . $this->hostname); } else { $hostname = isset($options[self::OSS_BUCKET]) && '' !== $options[self::OSS_BUCKET] ? $this->hostname . '/' . $options[self::OSS_BUCKET] : $this->hostname; } //请求参数 $signable_resource = ''; $query_string_params = array(); $signable_query_string_params = array(); $string_to_sign = ''; $oss_host = $this->hostname; if ($this->enable_domain_style) { $oss_host = $hostname; } $headers = array(self::OSS_CONTENT_MD5 => '', self::OSS_CONTENT_TYPE => isset($options[self::OSS_CONTENT_TYPE]) ? $options[self::OSS_CONTENT_TYPE] : 'application/x-www-form-urlencoded', self::OSS_DATE => isset($options[self::OSS_DATE]) ? $options[self::OSS_DATE] : gmdate('D, d M Y H:i:s \\G\\M\\T'), self::OSS_HOST => $oss_host); if (isset($options[self::OSS_CONTENT_MD5])) { $headers[self::OSS_CONTENT_MD5] = $options[self::OSS_CONTENT_MD5]; } //增加stsSecurityToken if (!is_null($this->security_token) && !$this->enable_sts_in_url) { $headers[self::OSS_SECURITY_TOKEN] = $this->security_token; } if (isset($options[self::OSS_OBJECT]) && '/' !== $options[self::OSS_OBJECT]) { $signable_resource = '/' . str_replace(array('%2F', '%25'), array('/', '%'), rawurlencode($options[self::OSS_OBJECT])); } if (isset($options[self::OSS_QUERY_STRING])) { $query_string_params = array_merge($query_string_params, $options[self::OSS_QUERY_STRING]); } $query_string = OSSUtil::to_query_string($query_string_params); $signable_list = array(self::OSS_PART_NUM, 'response-content-type', 'response-content-language', 'response-cache-control', 'response-content-encoding', 'response-expires', 'response-content-disposition', self::OSS_UPLOAD_ID); foreach ($signable_list as $item) { if (isset($options[$item])) { $signable_query_string_params[$item] = $options[$item]; } } if ($this->enable_sts_in_url && !is_null($this->security_token)) { $signable_query_string_params["security-token"] = $this->security_token; } $signable_query_string = OSSUtil::to_query_string($signable_query_string_params); //合并 HTTP headers if (isset($options[self::OSS_HEADERS])) { $headers = array_merge($headers, $options[self::OSS_HEADERS]); } //生成请求URL $conjunction = '?'; $non_signable_resource = ''; if (isset($options[self::OSS_SUB_RESOURCE])) { $signable_resource .= $conjunction . $options[self::OSS_SUB_RESOURCE]; $conjunction = '&'; } if ($signable_query_string !== '') { $signable_query_string = $conjunction . $signable_query_string; $conjunction = '&'; } if ($query_string !== '') { $non_signable_resource .= $conjunction . $query_string; $conjunction = '&'; } $this->request_url = $scheme . $hostname . $signable_resource . $signable_query_string . $non_signable_resource; //创建请求 $request = new RequestCore($this->request_url); $user_agent = OSS_NAME . "/" . OSS_VERSION . " (" . php_uname('s') . "/" . php_uname('r') . "/" . php_uname('m') . ";" . PHP_VERSION . ")"; $request->set_useragent($user_agent); // Streaming uploads if (isset($options[self::OSS_FILE_UPLOAD])) { if (is_resource($options[self::OSS_FILE_UPLOAD])) { $length = null; if (isset($options[self::OSS_CONTENT_LENGTH])) { $length = $options[self::OSS_CONTENT_LENGTH]; } elseif (isset($options[self::OSS_SEEK_TO])) { $stats = fstat($options[self::OSS_FILE_UPLOAD]); if ($stats && $stats[self::OSS_SIZE] >= 0) { $length = $stats[self::OSS_SIZE] - (int) $options[self::OSS_SEEK_TO]; } } $request->set_read_stream($options[self::OSS_FILE_UPLOAD], $length); if ($headers[self::OSS_CONTENT_TYPE] === 'application/x-www-form-urlencoded') { $headers[self::OSS_CONTENT_TYPE] = 'application/octet-stream'; } } else { $request->set_read_file($options[self::OSS_FILE_UPLOAD]); $length = $request->read_stream_size; if (isset($options[self::OSS_CONTENT_LENGTH])) { $length = $options[self::OSS_CONTENT_LENGTH]; } elseif (isset($options[self::OSS_SEEK_TO]) && isset($length)) { $length -= (int) $options[self::OSS_SEEK_TO]; } $request->set_read_stream_size($length); if (isset($headers[self::OSS_CONTENT_TYPE]) && $headers[self::OSS_CONTENT_TYPE] === 'application/x-www-form-urlencoded') { $mime_type = self::get_mime_type($options[self::OSS_FILE_UPLOAD]); $headers[self::OSS_CONTENT_TYPE] = $mime_type; } } } if (isset($options[self::OSS_SEEK_TO])) { $request->set_seek_position((int) $options[self::OSS_SEEK_TO]); } if (isset($options[self::OSS_FILE_DOWNLOAD])) { if (is_resource($options[self::OSS_FILE_DOWNLOAD])) { $request->set_write_stream($options[self::OSS_FILE_DOWNLOAD]); } else { $request->set_write_file($options[self::OSS_FILE_DOWNLOAD]); } } if (isset($options[self::OSS_METHOD])) { $request->set_method($options[self::OSS_METHOD]); $string_to_sign .= $options[self::OSS_METHOD] . "\n"; } if (isset($options[self::OSS_CONTENT])) { $request->set_body($options[self::OSS_CONTENT]); if ($headers[self::OSS_CONTENT_TYPE] === 'application/x-www-form-urlencoded') { $headers[self::OSS_CONTENT_TYPE] = 'application/octet-stream'; } $headers[self::OSS_CONTENT_LENGTH] = strlen($options[self::OSS_CONTENT]); $headers[self::OSS_CONTENT_MD5] = base64_encode(md5($options[self::OSS_CONTENT], true)); } uksort($headers, 'strnatcasecmp'); foreach ($headers as $header_key => $header_value) { $header_value = str_replace(array("\r", "\n"), '', $header_value); if ($header_value !== '') { $request->add_header($header_key, $header_value); } if (strtolower($header_key) === 'content-md5' || strtolower($header_key) === 'content-type' || strtolower($header_key) === 'date' || isset($options['self::OSS_PREAUTH']) && (int) $options['self::OSS_PREAUTH'] > 0) { $string_to_sign .= $header_value . "\n"; } elseif (substr(strtolower($header_key), 0, 6) === self::OSS_DEFAULT_PREFIX) { $string_to_sign .= strtolower($header_key) . ':' . $header_value . "\n"; } } $string_to_sign .= '/' . $options[self::OSS_BUCKET]; $string_to_sign .= $this->enable_domain_style ? $options[self::OSS_BUCKET] != '' ? $options[self::OSS_OBJECT] == '/' ? '/' : '' : '' : ''; $string_to_sign .= rawurldecode($signable_resource) . urldecode($signable_query_string); $signature = base64_encode(hash_hmac('sha1', $string_to_sign, $this->access_key, true)); $request->add_header('Authorization', 'OSS ' . $this->access_id . ':' . $signature); if (isset($options[self::OSS_PREAUTH]) && (int) $options[self::OSS_PREAUTH] > 0) { $signed_url = $this->request_url . $conjunction . self::OSS_URL_ACCESS_KEY_ID . '=' . rawurlencode($this->access_id) . '&' . self::OSS_URL_EXPIRES . '=' . $options[self::OSS_PREAUTH] . '&' . self::OSS_URL_SIGNATURE . '=' . rawurlencode($signature); return $signed_url; } elseif (isset($options[self::OSS_PREAUTH])) { return $this->request_url; } if ($this->debug_mode) { $request->debug_mode = $this->debug_mode; } $request->send_request(); $response_header = $request->get_response_header(); $response_header['oss-request-url'] = $this->request_url; $response_header['oss-redirects'] = $this->redirects; $response_header['oss-stringtosign'] = $string_to_sign; $response_header['oss-requestheaders'] = $request->request_headers; $data = new ResponseCore($response_header, $request->get_response_body(), $request->get_response_code()); //retry if OSS Internal Error if ((int) $request->get_response_code() === 500) { if ($this->redirects <= $this->max_retries) { //设置休眠 $delay = (int) (pow(4, $this->redirects) * 100000); usleep($delay); $this->redirects++; $data = $this->auth($options); } } $this->redirects = 0; return $data; }