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122 lines
3.8 KiB
PHTML
122 lines
3.8 KiB
PHTML
5 years ago
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<?php
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namespace Base\Service;
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use OSS\Core\OssUtil;
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use OSS\OssClient;
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use OSS\Core\OSsException;
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/**
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* 目前仅支持阿里云OSS
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*/
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class OssService {
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private $accessKeyId = '';
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private $accessKeySecret = '';
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private $domain = '';
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private $isCName = false;
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private $bucket = '';
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private $bdDomain = '';
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private $client;
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private $errorMessage = '';
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public function __construct()
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{
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Vendor('OSS.autoload');
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$this->accessKeyId = C('oss_storage.accesskeyid');
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$this->accessKeySecret = C('oss_storage.accesskeysecr');
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$this->domain = C('oss_storage.domain');
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$this->isCName = C('oss_storage.is_cname');
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$this->bdDomain = C('oss_storage.bd_domain');
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$this->bucket = C('oss_storage.bucket');
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$this->client = new OssClient($this->accessKeyId, $this->accessKeySecret, $this->domain, $this->isCName);
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}
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public function upload($localFilePath, $saveFileName)
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{
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try {
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$this->multiuploadFile($localFilePath, $saveFileName);
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return [
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'status' => true,
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'message' => '上传OSS成功',
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'data' => [
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'url' => $this->getUrl()
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]
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];
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} catch (OssException $e) {
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return [
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'status' => false,
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'message' => $e->getMessage()
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];
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}
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}
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private function multiuploadFile($file, $saveFileName)
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{
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$uploadId = $this->client->initiateMultipartUpload($this->bucket, $saveFileName);
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/*
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* step 2. 上传分片
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*/
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$partSize = 5 * 1000 * 1024;
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$uploadFile = $file;
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$uploadFileSize = filesize($uploadFile);
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$pieces = $this->client->generateMultiuploadParts($uploadFileSize, $partSize);
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$responseUploadPart = [];
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$uploadPosition = 0;
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$isCheckMd5 = true;
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foreach ($pieces as $i => $piece) {
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$fromPos = $uploadPosition + (integer) $piece[OssClient::OSS_SEEK_TO];
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$toPos = (integer) $piece[OssClient::OSS_LENGTH] + $fromPos - 1;
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$upOptions = [
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OssClient::OSS_FILE_UPLOAD => $uploadFile,
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OssClient::OSS_PART_NUM => ($i + 1),
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OssClient::OSS_SEEK_TO => $fromPos,
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OssClient::OSS_LENGTH => $toPos - $fromPos + 1,
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OssClient::OSS_CHECK_MD5 => $isCheckMd5,
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];
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if ($isCheckMd5) {
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$contentMd5 = OssUtil::getMd5SumForFile($uploadFile, $fromPos, $toPos);
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$upOptions[OssClient::OSS_CONTENT_MD5] = $contentMd5;
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}
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// 2. 将每一分片上传到OSS
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$responseUploadPart[] = $this->client->uploadPart($this->bucket, $saveFileName, $uploadId, $upOptions);
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}
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$uploadParts = [];
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foreach ($responseUploadPart as $i => $eTag) {
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$uploadParts[] = [
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'PartNumber' => ($i + 1),
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'ETag' => $eTag,
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];
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}
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/**
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* step 3. 完成上传
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*/
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$this->client->completeMultipartUpload($this->bucket, $url, $uploadId, $uploadParts);
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}
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/**
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*删除文件
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*/
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public function deleteObject($deleteFile)
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{
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$this->client->deleteObject($this->bucket, $deleteFile);
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}
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private function getUrl($saveFileName)
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{
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$url = '';
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if ($this->isCName) {
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$url = 'http://' . $this->domain . '/' . $saveFileName;
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} else {
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$url = 'https://' . $this->bucket . '.' . $this->domain . '/' . $saveFileName;
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$url = str_replace('-internal', '', $url);
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}
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/**
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* @todo unknown
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*/
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if (!empty($this->bdDomain) && strlen($this->bdDomain) > 5) {
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$url = $this->bdDomain . $saveFileName;
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}
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}
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}
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