96 lines
2.7 KiB
PHP
96 lines
2.7 KiB
PHP
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<?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: optimizer_dbbackup_clean.php 31344 2012-08-15 04:01:32Z zhangjie $
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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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class optimizer_dbbackup_clean {
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public function __construct() {
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}
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public function check() {
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global $_G;
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$exportlog = $exportsize = $exportziplog = array();
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$filecount = 0;
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$this->check_exportfile($exportlog, $exportziplog, $exportsize, $filecount);
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if(!$filecount) {
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$return = array('status' => 0, 'type' => 'none', 'lang' => lang('optimizer', 'optimizer_dbbackup_clean_safe'));
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} else {
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$return = array('status' => 1, 'type' => 'notice', 'lang' => lang('optimizer', 'optimizer_dbbackup_clean_delete', array('filecount' => $filecount)));
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}
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return $return;
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}
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function get_backup_dir() {
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$backupdirs = array();
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$dir = dir(DISCUZ_ROOT.'./data');
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while(($file = $dir->read()) !== FALSE) {
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if(filetype(DISCUZ_ROOT.'./data/'.$file) == 'dir' && preg_match('/^backup_\w+/', $file)) {
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$backupdirs[] = $file;
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}
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}
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$dir->close();
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return $backupdirs;
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}
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function check_exportfile(&$exportlog, &$exportziplog, &$exportsize, &$filecount) {
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$backupdirs = $this->get_backup_dir();
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if(empty($backupdirs)) {
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return;
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}
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$filecount = 0;
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foreach($backupdirs as $backupdir) {
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$dir = dir(DISCUZ_ROOT.'./data/'.$backupdir);
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while($entry = $dir->read()) {
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$entry = './data/'.$backupdir.'/'.$entry;
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if(is_file($entry)) {
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if(preg_match("/\.sql$/i", $entry)) {
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$filesize = filesize($entry);
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$fp = fopen($entry, 'rb');
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$identify = explode(',', base64_decode(preg_replace("/^# Identify:\s*(\w+).*/s", "\\1", fgets($fp, 256))));
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fclose($fp);
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$key = preg_replace('/^(.+?)(\-\d+)\.sql$/i', '\\1', basename($entry));
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$exportlog[$key][$identify[4]] = array(
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'version' => $identify[1],
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'type' => $identify[2],
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'method' => $identify[3],
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'volume' => $identify[4],
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'tablepre' => $identify[5],
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'dbcharset' => $identify[6],
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'filename' => $entry,
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'dateline' => filemtime($entry),
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'size' => $filesize
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);
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$filecount++;
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$exportsize[$key] += $filesize;
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} elseif(preg_match("/\.zip$/i", $entry)) {
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$key = preg_replace('/^(.+?)(\-\d+)\.zip$/i', '\\1', basename($entry));
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$filesize = filesize($entry);
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$exportziplog[$key][] = array(
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'type' => 'zip',
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'filename' => $entry,
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'size' => filesize($entry),
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'dateline' => filemtime($entry)
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);
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$filecount++;
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}
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}
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}
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$dir->close();
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}
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}
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}
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?>
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