/framework/vendor/smarty3/lib/libs/sysplugins/smarty_internal_write_file.php

 1<?php
 2
 3/**
 4* Smarty write file plugin
 5* 
 6* @package Smarty
 7* @subpackage PluginsInternal
 8* @author Monte Ohrt 
 9*/
10/**
11* Smarty Internal Write File Class
12*/
13class Smarty_Internal_Write_File {
14    /**
15    * Writes file in a save way to disk
16    * 
17    * @param string $_filepath complete filepath
18    * @param string $_contents file content
19    * @return boolean true
20    */
21    public static function writeFile($_filepath, $_contents, $smarty)
22    {
23        $old_umask = umask(0);
24        $_dirpath = dirname($_filepath); 
25        // if subdirs, create dir structure
26        if ($_dirpath !== '.' && !file_exists($_dirpath)) {
27            mkdir($_dirpath, $smarty->_dir_perms, true);
28        } 
29        // write to tmp file, then move to overt file lock race condition
30        $_tmp_file = tempnam($_dirpath, 'wrt');
31
32        if (!file_put_contents($_tmp_file, $_contents)) {
33            umask($old_umask);
34            throw new Exception("unable to write file {$_tmp_file}");
35            return false;
36        } 
37        // remove original file
38        if (file_exists($_filepath))
39            @unlink($_filepath); 
40        // rename tmp file
41        rename($_tmp_file, $_filepath); 
42        // set file permissions
43        chmod($_filepath, $smarty->_file_perms);
44        umask($old_umask);
45        return true;
46    } 
47} 
48
49?>