110 lines
3.8 KiB
PHP
110 lines
3.8 KiB
PHP
<?php
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/**
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* [Discuz!] (C)2001-2099 Comsenz Inc.
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* This is NOT a freeware, use is subject to license terms
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*
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* $Id: function_upload.php 29000 2012-03-22 03:52:01Z zhengqingpeng $
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*/
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if(!defined('IN_DISCUZ')) {
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exit('Access Denied');
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}
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function getuploadconfig($uid=0, $fid=0, $limit=true) {
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global $_G;
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$notallow = $config = array();
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$config['limit'] = 0;
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$uid = !empty($uid) ? intval($uid) : $_G['uid'];
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$authkey = $_G['config']['security']['authkey'];
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$config['hash'] = md5(substr(md5($authkey), 8).$uid);
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$imageexts = array('jpg','jpeg','gif','png','bmp');
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$forumattachextensions = '';
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$fid = intval($fid);
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if($fid) {
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$forum = $fid != $_G['fid'] ? C::t('forum_forum')->fetch_info_by_fid($fid) : $_G['forum'];
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$levelinfo = C::t('forum_grouplevel')->fetch($forum['level']);
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if($forum['status'] == 3 && $forum['level'] && $postpolicy = $levelinfo['postpolicy']) {
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$postpolicy = dunserialize($postpolicy);
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$forumattachextensions = $postpolicy['attachextensions'];
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} else {
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$forumattachextensions = $forum['attachextensions'];
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}
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}
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$extendtype = '';
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loadcache('attachtype');
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$fid = isset($_G['cache']['attachtype'][$fid]) ? $fid : 0;
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$filter = array();
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if(is_array($_G['cache']['attachtype'][$fid])) {
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foreach($_G['cache']['attachtype'][$fid] as $extension => $maxsize) {
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if($maxsize == 0) {
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$notallow[] = $extension;
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} else {
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$filter[] = "'$extension':$maxsize";
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}
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}
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}
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if(!empty($filter)) {
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$config['filtertype'] = '{'.implode(',', $filter).'}';
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}
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$_G['group']['attachextensions'] = !$forumattachextensions ? $_G['group']['attachextensions'] : $forumattachextensions;
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$config['imageexts'] = array('ext' => '', 'depict' => 'Image File');
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$config['attachexts'] = array('ext' => '*.*', 'depict' => 'All Support Formats');
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if($_G['group']['attachextensions'] !== '') {
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$_G['group']['attachextensions'] = str_replace(' ', '', $_G['group']['attachextensions']);
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$exts = explode(',', $_G['group']['attachextensions']);
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$imagext = filterexts(array_intersect($imageexts, $exts), $notallow);
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$config['imageexts']['ext'] = !empty($imagext) ? '*.'.implode(';*.', $imagext) : '';
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$exts = filterexts($exts, $notallow);
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$config['attachexts']['ext'] = !empty($exts) ? '*.'.implode(';*.', $exts) : '';
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} else {
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$imageexts = filterexts($imageexts, $notallow);
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$config['imageexts']['ext'] = !empty($imageexts) ? '*.'.implode(';*.', $imageexts) : '';
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}
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$config['max'] = 0;
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if(!empty($_G['group']['maxattachsize'])) {
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$config['max'] = intval($_G['group']['maxattachsize']);
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} else {
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$config['max'] = @ini_get(upload_max_filesize);
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$unit = strtolower(substr($config['max'], -1, 1));
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$config['max'] = intval($config['max']);
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if($unit == 'k') {
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$config['max'] = $config['max']*1024;
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} elseif($unit == 'm') {
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$config['max'] = $config['max']*1024*1024;
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} elseif($unit == 'g') {
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$config['max'] = $config['max']*1024*1024*1024;
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}
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}
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$config['max'] = $config['max'] / 1024;
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if($limit) {
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if($_G['group']['maxattachnum']) {
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$todayattachs = getuserprofile('todayattachs');
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$config['maxattachnum'] = $_G['group']['maxattachnum'] - $todayattachs;
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$config['maxattachnum'] = $config['maxattachnum'] > 0 ? $config['maxattachnum'] : -1;
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$config['limit'] = $config['maxattachnum'] > 0 ? $config['maxattachnum'] : 0;
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}
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if($_G['group']['maxsizeperday']) {
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$todayattachsize = getuserprofile('todayattachsize');
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$config['maxsizeperday'] = $_G['group']['maxsizeperday'] - $todayattachsize;
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$config['maxsizeperday'] = $config['maxsizeperday'] > 0 ? $config['maxsizeperday'] : -1;
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}
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}
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return $config;
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}
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function filterexts($needle, $haystack) {
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foreach($needle as $key => $value) {
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if(in_array($value, $haystack)) {
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unset($needle[$key]);
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}
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}
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return $needle;
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}
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?>
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