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109 lines
2.5 KiB
109 lines
2.5 KiB
<?php
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namespace app\index\model;
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use think\Model;
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use think\Db;
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use Upyun\Upyun;
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use Upyun\Config;
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use \app\index\model\Option;
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/**
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* AWS S3策略文件管理适配器
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*/
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class S3Adapter extends Model{
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private $fileModel;
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private $policyModel;
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private $userModel;
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public function __construct($file,$policy,$user){
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$this->fileModel = $file;
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$this->policyModel = $policy;
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$this->userModel = $user;
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}
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/**
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* 获取又拍云策略文本文件内容
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*
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* @return string 文件内容
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*/
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public function getFileContent(){
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return file_get_contents($this->Preview()[1]);
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}
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/**
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* 签名S3预览URL
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*
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* @return void
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*/
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public function Preview($base=null,$name=null){
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if($base===true || $base ===false){
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$base = null;
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}
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$timeOut = Option::getValue("timeout");
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return [1,\S3\S3::aws_s3_link($this->policyModel["ak"], $this->policyModel["sk"],$this->policyModel["bucketname"],"/".$this->fileModel["pre_name"],3600,$this->policyModel["op_name"])];
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}
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/**
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* 保存文件内容
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*
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* @param string $content 文件内容
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* @return void
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*/
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public function saveContent($content){
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$s3 = new \S3\S3($this->policyModel["ak"], $this->policyModel["sk"],false,$this->policyModel["op_pwd"]);
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$s3->setSignatureVersion('v4');
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$s3->putObjectString($content, $this->policyModel["bucketname"], $this->fileModel["pre_name"]);
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}
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/**
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* 删除某一策略下的指定文件
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*
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* @param array $fileList 待删除文件的数据库记录
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* @param array $policyData 待删除文件的上传策略信息
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* @return void
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*/
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static function DeleteFile($fileList,$policyData){
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foreach (array_column($fileList, 'pre_name') as $key => $value) {
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self::deleteS3File($value,$policyData);
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}
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}
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/**
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* 生成文件下载URL
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*
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* @return array
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*/
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public function Download(){
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$timeOut = Option::getValue("timeout");
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return [1,\S3\S3::aws_s3_link($this->policyModel["ak"], $this->policyModel["sk"],$this->policyModel["bucketname"],"/".$this->fileModel["pre_name"],3600,$this->policyModel["op_name"],array(),false)];
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}
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/**
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* 删除临时文件
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*
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* @param string $fname 文件名
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* @param array $policy 上传策略信息
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* @return boolean
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*/
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static function deleteS3File($fname,$policy){
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$s3 = new \S3\S3($policy["ak"], $policy["sk"],false,$policy["op_pwd"]);
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$s3->setSignatureVersion('v4');
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return $s3->deleteObject($policy["bucketname"],$fname);
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}
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/**
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* 签名临时URL用于Office预览
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*
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* @return array
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*/
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public function signTmpUrl(){
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return $this->Preview();
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}
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}
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?>
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