DiscuzX/upload/source/function/cache/cache_postimg.php

43 lines
1.3 KiB
PHP

<?php
/**
* [Discuz!] (C)2001-2099 Comsenz Inc.
* This is NOT a freeware, use is subject to license terms
*
* $Id: cache_postimg.php 31464 2012-08-30 08:59:27Z chenmengshu $
*/
if(!defined('IN_DISCUZ')) {
exit('Access Denied');
}
function build_cache_postimg() {
$imgextarray = array('jpg', 'gif', 'png');
$imgdir = array('hrline', 'postbg');
$postimgjs = 'var postimg_type = new Array();';
foreach($imgdir as $perdir) {
$count = 0;
$pdir = DISCUZ_ROOT.'./static/image/'.$perdir;
$postimgdir = dir($pdir);
$postimgjs .= 'postimg_type["'.$perdir.'"]=[';
while($entry = $postimgdir->read()) {
if(in_array(strtolower(fileext($entry)), $imgextarray) && preg_match("/^[\w\-\.\[\]\(\)\<\> &]+$/", substr($entry, 0, strrpos($entry, '.'))) && strlen($entry) < 30 && is_file($pdir.'/'.$entry)) {
$postimg[$perdir][] = array('url' => $entry);
$postimgjs .= ($count ? ',' : '').'"'.$entry.'"';
$count++;
}
}
$postimgjs .='];';
$postimgdir->close();
}
savecache('postimg', $postimg);
$cachedir = DISCUZ_ROOT.'./data/cache/';
if(@$fp = fopen($cachedir.'common_postimg.js', 'w')) {
fwrite($fp, $postimgjs);
fclose($fp);
} else {
exit('Can not write to cache files, please check directory ./data/ and ./data/cache/ .');
}
}
?>