100 lines
2.3 KiB
PHP
100 lines
2.3 KiB
PHP
<?php
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namespace app\common\lib;
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class ZipFile
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{
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/**
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* header('Content-type:text/html;charset=utf-8');
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* @param string $filename 解压文件
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* @param string $dir 解压到路径
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* @param bool $overwrite 是否覆盖文件 true false
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* @return bool
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*/
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public function unZip($filename, $dir ,$overwrite=true)
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{
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if(!is_dir($dir)) {
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//mkdir($dir, 0777, true);//创建目录保存解压内容
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$this->create_dirs($dir);
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}
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if(file_exists($filename)) {
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$resource = zip_open($filename);
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while($zip = zip_read($resource)) {
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if(zip_entry_open($resource, $zip)) {
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//获得文件名，mac压缩成zip，解压需要过滤资源库隐藏文件
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$file_content = zip_entry_name($zip);
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// 如果文件不在根目录中
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$pos_last_slash = strrpos($file_content, "/");
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$file_name = substr($file_content, $pos_last_slash+1);
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if(empty($file_name)){
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$pt = $this->create_dirs($dir.$file_content);
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}
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if($file_name) {
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$save_path = $dir.$file_content;
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if(file_exists($save_path)) {
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if($overwrite === true){
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echo $file_name . '<pre />';
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$file_size = zip_entry_filesize($zip);
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$file = zip_entry_read($zip, $file_size);
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$fpc = file_put_contents($save_path, $file);
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//zip_entry_close($zip);
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}else{
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//echo '文件夹内已存在文件 "' . $file_name . '" <pre />';
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return json(['code'=>-1,'msg'=>'文件夹内已存在文件']);
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}
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}else {
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//echo $file_name . '<pre />';
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$file_size = zip_entry_filesize($zip);
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$file = zip_entry_read($zip, $file_size);
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$fpc = file_put_contents($save_path, $file);
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//zip_entry_close($zip);
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}
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}
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zip_entry_close($zip);
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}
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}
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zip_close($resource);
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}else{
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return false;
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}
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return true;
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}
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/**
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* 创建文件夹及子文件夹
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* @param $path
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* @return bool
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*/
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public function create_dirs($path)
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{
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if (!is_dir($path))
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{
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$directory_path = "";
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$directories = explode("/",$path);
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array_pop($directories);
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foreach($directories as $directory)
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{
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$directory_path .= $directory."/";
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if (!is_dir($directory_path))
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{
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mkdir($directory_path);
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chmod($directory_path, 0777);
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}
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}
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}
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}
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} |