<?php
namespace utils;
class Download
{
public static function download($file_url,$new_name=''){
if(!isset($file_url)||trim($file_url)==''){
echo '路径不存在';
}
if(file_exists($file_url)){
$file_name=basename($file_url);
$file_type=explode('.',$file_url);
$file_type=$file_type[count($file_type)-1];
$file_name=trim($new_name=='')?$file_name:urlencode($new_name);
$file_type=fopen($file_url,'r'); header("Content-type: application/octet-stream");
header("Accept-Ranges: bytes");
header("Accept-Length: ".filesize($file_url));
header("Content-Disposition: attachment; filename=".$file_name);
echo fread($file_type,filesize($file_url));
fclose($file_type);
}else{
echo '文件不存在';
}
}
}