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1 <?
2 if( empty($_GET['FileName'])|| empty($_GET['FileDir'])|| empty($_GET['FileId'])){ 3 echo'<script> alert("非法连接 !"); location.replace ("index.php") </script>'; exit(); 4 } 5 $file_name=$_GET['FileName']; 6 $file_dir=$_GET['FileDir']; 7 $FileId=$_GET['FileId']; 8 $file_dir = $file_dir."/"; 9 if (!file_exists($file_dir.$file_name)) { //检查文件是否存在 10 echo "文件找不到"; 11 exit; 12 } else { 13 $file = fopen($file_dir . $file_name,"r"); // 打开文件 14 // 输入文件标签 15 Header("Content-type: application/octet-stream"); 16 Header("Accept-Ranges: bytes"); 17 Header("Accept-Length: ".filesize($file_dir . $file_name)); 18 Header("Content-Disposition: attachment; filename=" . $file_name); 19 // 输出文件内容 20 echo fread($file,filesize($file_dir . $file_name)); 21 fclose($file); 22 exit(); 23 } 24 ?> |
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