How Thinkphp6 uses ZipArchive to package and download files
The following is the thinkphp framework tutorial column to introduce to you how Thinkphp6 uses ZipArchive to package and download files. I hope it will be helpful to friends in need!
- Basic environment
- System environment: Windows10 x64
- PHP integrated environment: phpstudy
- PHP dependency management tool: Composer
- Manual: Thinkphp
##(1) Download tp6 framework
composer create-project topthink/think tp6
(2) Package download class
<?php namespace Jrk; class Zipdown { /** * 打包压缩文件及文件夹 * * @Author Hhy <jackhhy520@qq.com> * @DateTime 2020-07-10 13:20:06 * @param array $files * @param string $zipName 压缩包名称 * @param boolean $wen * @param boolean $isDown * @return void */ public function zip_file($files = [], $zipName = '', $wen = true,$isDown = true){ $zip_file_path='zip/'; // 文件名为空则生成文件名 if (empty($zipName)) { $zipName = $zip_file_path.date('YmdHis') . '.zip'; }else{ $zipName=$zip_file_path.$zipName.'.zip'; } // 实例化类,使用本类,linux需开启zlib,windows需取消php_zip.dll前的注释 $zip = new \ZipArchive; /* * 通过ZipArchive的对象处理zip文件 * $zip->open这个方法如果对zip文件对象操作成功,$zip->open这个方法会返回TRUE * $zip->open这个方法第一个参数表示处理的zip文件名。 * 这里重点说下第二个参数,它表示处理模式 * ZipArchive::OVERWRITE 总是以一个新的压缩包开始,此模式下如果已经存在则会被覆盖。 * ZipArchive::OVERWRITE 不会新建,只有当前存在这个压缩包的时候,它才有效 * */ if ($zip->open($zipName, \ZIPARCHIVE::OVERWRITE | \ZIPARCHIVE::CREATE) !== true) { exit('无法打开文件,或者文件创建失败'); } // 文件夹打包处理 if (is_string($files)) { // 文件夹整体打包 $this->addFileToZip($files, $zip); } else { // 文件打包 foreach ($files as $val) { if(file_exists(app()->getRootPath().'public'.$val['att_dir'])){ if($wen){ //根据存储的文件夹打包分层 $zip->addFile(app()->getRootPath().'public'.$val['att_dir'], iconv('UTF-8','gbk',$val['img_dir'].'/'.$val['name'])); }else{ //不分层 $zip->addFile(app()->getRootPath().'public'.$val['att_dir'], iconv('UTF-8','gbk',$val['name'])); } } } } // 关闭 $zip->close(); // 验证文件是否存在 if (!file_exists($zipName)) { exit("文件不存在"); } if ($isDown) { // ob_clean(); // 下载压缩包 header("Cache-Control: public"); header("Content-Description: File Transfer"); header('Content-disposition: attachment; filename=' . basename($zipName)); //文件名 header("Content-Type: application/zip"); //zip格式的 header("Content-Transfer-Encoding: binary"); //告诉浏览器,这是二进制文件 header('Content-Length: ' . filesize($zipName)); //告诉浏览器,文件大小 @readfile($zipName);//ob_end_clean(); @unlink(app()->getRootPath().'public/'.$zipName);//删除压缩包 } else { // 直接返回压缩包地址 return $zipName; } } /** * 添加文件至压缩包 * @Author Hhy <jackhhy520@qq.com> * @DateTime 2020-07-10 13:20:26 * @param [type] $path * @param [type] $zip * @return void */ public function addFileToZip($path, $zip) { // 打开文件夹 $handler = opendir($path); while (($filename = readdir($handler)) !== false) { if ($filename != "." && $filename != "..") { // 编码转换 $filename = iconv('gb2312', 'utf-8', $filename); // 文件夹文件名字为'.'和‘..’,不要对他们进行操作 if (is_dir($path . "/" . $filename)) { // 如果读取的某个对象是文件夹,则递归 $this->addFileToZip($path . "/" . $filename, $zip); } else { // 将文件加入zip对象 $file_path = $path . "/" . $filename; $zip->addFile($file_path, basename($file_path)); } } } // 关闭文件夹 @closedir($path); } /** * 压缩文件解压 * * @Author Hhy <jackhhy520@qq.com> * @DateTime 2020-07-10 13:23:11 * @param [type] $file * @param [type] $dirname * @return void */ public function unzip_file($file, $dirname) { if (!file_exists($file)) { return false; } // zip实例化对象 $zipArc = new \ZipArchive(); // 打开文件 if (!$zipArc->open($file)) { return false; } // 解压文件 if (!$zipArc->extractTo($dirname)) { // 关闭 $zipArc->close(); return false; } return $zipArc->close(); } }
(3) Use, personal test is effective
/** * @author: Hhy <jackhhy520@qq.com> * @date: 2020/7/2 0002 * @describe:打包下载 */ public function download(){ $id= $this->request->param("id"); if (is_array($id)){ $ids=$id; }else{ $ids=@explode(",",$id); } $data=$this->model->where('id', 'in',$ids)->select()->toArray(); //dd($data); if (empty($data)) { $this->error("暂无数据"); } $zip=new Jrk\Zipdown(); //打包下载 $zip->zip_file($data); }
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