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149 lines
3.7 KiB
149 lines
3.7 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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require_once 'extend/Qiniu/functions.php';
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use Qiniu\Auth;
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use \app\index\model\Option;
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/**
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* 七牛策略文件管理适配器
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*/
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class QiniuAdapter 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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* 签名七牛文件预览URL
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*
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* @param string $thumb 缩略图参数
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* @return void
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*/
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public function Preview($thumb=null){
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if($thumb===true || $thumb===false){
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$thumb =null;
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}
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if(!$this->policyModel['bucket_private']){
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$fileUrl = $this->policyModel["url"].$this->fileModel["pre_name"].$thumb;
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return[true,$fileUrl];
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}else{
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$auth = new Auth($this->policyModel["ak"], $this->policyModel["sk"]);
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$baseUrl = $this->policyModel["url"].$this->fileModel["pre_name"].$thumb;
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$signedUrl = $auth->privateDownloadUrl($baseUrl);
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return[true,$signedUrl];
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}
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}
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/**
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* 保存七牛文件内容
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*
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* @param string $content 文件内容
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* @return bool
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*/
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public function saveContent($content){
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$auth = new Auth($this->policyModel["ak"], $this->policyModel["sk"]);
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$expires = 3600;
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$keyToOverwrite = $this->fileModel["pre_name"];
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$upToken = $auth->uploadToken($this->policyModel["bucketname"], $keyToOverwrite, $expires, null, true);
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$uploadMgr = new \Qiniu\Storage\UploadManager();
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list($ret, $err) = $uploadMgr->put($upToken, $keyToOverwrite, $content);
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if ($err !== null) {
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die('{ "result": { "success": false, "error": "编辑失败" } }');
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} else {
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return true;
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}
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}
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/**
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* 获取缩略图地址
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*
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* @return string 缩略图地址
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*/
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public function getThumb(){
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return $this->Preview("?imageView2/2/w/90/h/39");
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}
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/**
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* 删除某一策略下的指定七牛文件
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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,$policyData){
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$auth = new Auth($policyData["ak"], $policyData["sk"]);
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$config = new \Qiniu\Config();
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$bucketManager = new \Qiniu\Storage\BucketManager($auth);
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$fileListTemp = array_column($fileList, 'pre_name');
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$ops = $bucketManager->buildBatchDelete($policyData["bucketname"], $fileListTemp);
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list($ret, $err) = $bucketManager->batch($ops);
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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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if(!$this->policyModel['bucket_private']){
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$fileUrl = $this->policyModel["url"].$this->fileModel["pre_name"]."?attname=".urlencode($this->fileModel["orign_name"]);
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return[true,$fileUrl];
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}else{
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$auth = new Auth($this->policyModel["ak"], $this->policyModel["sk"]);
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$baseUrl = $this->policyModel["url"].$this->fileModel["pre_name"]."?attname=".urlencode($this->fileModel["orign_name"]);
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$signedUrl = $auth->privateDownloadUrl($baseUrl);
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return[true,$signedUrl];
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}
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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 $policy 上传策略信息
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* @return void
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*/
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static function deleteSingle($fname,$policy){
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$auth = new Auth($policy["ak"], $policy["sk"]);
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$config = new \Qiniu\Config();
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$bucketManager = new \Qiniu\Storage\BucketManager($auth);
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$err = $bucketManager->delete($policy["bucketname"], $fname);
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if ($err) {
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return false;
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}else{
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return true;
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}
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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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