335 lines
12 KiB
PHP
335 lines
12 KiB
PHP
<?php
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/*
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[UCenter] (C)2001-2099 Comsenz Inc.
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This is NOT a freeware, use is subject to license terms
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$Id: db.php 35059 2014-11-03 08:54:20Z hypowang $
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*/
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!defined('IN_UC') && exit('Access Denied');
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class control extends adminbase {
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var $startrow = 0;
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var $sizelimit = 0;
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var $complete = TRUE;
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function __construct() {
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$this->control();
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}
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function control() {
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parent::__construct();
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$this->check_priv();
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if(!$this->user['isfounder'] && !$this->user['allowadmindb']) {
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$this->message('no_permission_for_this_module');
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}
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$this->check_priv();
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$this->load('misc');
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}
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function onls() {
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$status = 0;
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$operate = getgpc('o');
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if($operate == 'list') {
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if($delete = $_POST['delete']) {
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if(is_array($delete)) {
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foreach($delete AS $filename) {
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@unlink('./data/backup/'.str_replace(array('/', '\\'), '', $filename));
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}
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}
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$status = 2;
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$this->writelog('db_delete', "delete=".implode(',', $_POST['delete']));
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}
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$baklist = array();
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if(is_dir(UC_ROOT.'./data/backup/')) {
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$dir = dir(UC_ROOT.'./data/backup/');
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while($entry = $dir->read()) {
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$file = './data/backup/'.$entry;
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if(is_dir($file) && preg_match("/backup_(\d+)_\w+/i", $file, $match)) {
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$baklist[] = array('name' => $match[0], 'date' => $match[1]);
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}
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}
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$dir->close();
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} else {
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cpmsg('db_export_dest_invalid');
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}
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$this->view->assign('baklist', $baklist);
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} elseif($operate == 'view') {
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$dir = getgpc('dir');
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$this->load('app');
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$applist = $_ENV['app']->get_apps();
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$this->view->assign('applist', $applist);
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$this->view->assign('dir', $dir);
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} elseif($operate == 'ping') {
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$appid = intval(getgpc('appid'));
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$app = $this->cache['apps'][$appid];
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$dir = trim(getgpc('dir'));
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if($app['type'] == 'DISCUZX') {
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$url = $app['url'].'/api/db/dbbak.php?apptype='.$app['type'];
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} else {
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$url = $app['url'].'/api/dbbak.php?apptype='.$app['type'];
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}
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$code = $this->authcode('&method=ping&dir='.$dir.'&time='.time(), 'ENCODE', $app['authkey']);
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$url .= '&code='.urlencode($code);
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$res = $_ENV['misc']->dfopen2($url, 0, '', '', 1, $app['ip'], 20, TRUE);
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if($res == '1') {
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$this->message($this->_parent_js($appid, '<img src="images/correct.gif" border="0" class="statimg" /><span class="green">'.$this->lang['dumpfile_exists'].'</span>').'<script>parent.import_status['.$appid.']=true;</script>');
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} else {
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$this->message($this->_parent_js($appid, '<img src="images/error.gif" border="0" class="statimg" /><span class="red">'.$this->lang['dumpfile_not_exists'].'</span>').'<script>parent.import_status['.$appid.']=false;</script>');
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}
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exit;
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} else {
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$this->load('app');
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$applist = $_ENV['app']->get_apps();
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$this->view->assign('applist', $applist);
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$this->view->assign('dir', 'backup_'.date('ymd', time()).'_'.$this->random(6));
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}
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$this->view->assign('operate', $operate);
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$this->view->display('admin_db');
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}
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function onoperate() {
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require_once UC_ROOT.'lib/xml.class.php';
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$nexturl = getgpc('nexturl');
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$appid = intval(getgpc('appid'));
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$type = getgpc('t') == 'import' ? 'import' : 'export';
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$backupdir = getgpc('backupdir');
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$app = $this->cache['apps'][$appid];
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if($nexturl) {
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$url = $nexturl;
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} else {
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if($appid) {
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if(!isset($this->cache['apps'][$appid])) {
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$this->message($this->_parent_js($appid, 'appid_invalid'));
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}
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if($app['type'] == 'DISCUZX') {
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$url = $app['url'].'/api/db/dbbak.php?apptype='.$app['type'];
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} else {
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$url = $app['url'].'/api/dbbak.php?apptype='.$app['type'];
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}
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$code = $this->authcode('&method='.$type.'&sqlpath='.$backupdir.'&time='.time(), 'ENCODE', $app['authkey']);
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} else {
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$url = 'http://'.$_SERVER['HTTP_HOST'].str_replace('admin.php', 'api/dbbak.php', $_SERVER['PHP_SELF']).'?apptype=UCENTER';
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$code = $this->authcode('&method='.$type.'&sqlpath='.$backupdir.'&time='.time(), 'ENCODE', UC_KEY);
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}
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$url .= '&code='.urlencode($code);
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}
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if(empty($appid)) {
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$app['ip'] = defined('UC_IP') ? UC_IP : '';
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}
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$res = $_ENV['misc']->dfopen2($url, 0, '', '', 1, $app['ip'], 20, TRUE);
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if(empty($res)) {
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$this->message($this->_parent_js($appid, 'db_back_api_url_invalid'));
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}
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$arr = $this->_xml2array($res);
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if(empty($arr['fileinfo'])) {
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$this->message($this->_parent_js($appid, 'undefine_error'));
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} elseif($arr['error']['errorcode']) {
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$this->message($this->_parent_js($appid, 'dbback_error_code_'.$arr['error']['errorcode']));
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} elseif($arr['nexturl']) {
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$this->message($this->_parent_js($appid, 'db_'.$type.'_multivol_redirect', array('$volume' => $arr['fileinfo']['file_num'])), 'admin.php?m=db&a=operate&t='.$type.'&appid='.$appid.'&nexturl='.urlencode($arr['nexturl']));
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} elseif(empty($arr['nexturl'])) {
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$this->message($this->_parent_js($appid, 'db_'.$type.'_multivol_succeed'));
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} else {
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$this->message($this->_parent_js($appid, 'undefine_error'));
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}
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exit;
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}
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function ondelete() {
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require_once UC_ROOT.'lib/xml.class.php';
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$appid = intval(getgpc('appid'));
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$backupdir = getgpc('backupdir');
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$app = $this->cache['apps'][$appid];
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if(empty($appid)) {
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$app['ip'] = defined('UC_IP') ? UC_IP : '';
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$url = 'http://'.$_SERVER['HTTP_HOST'].str_replace('admin.php', 'api/dbbak.php', $_SERVER['PHP_SELF']).'?apptype=UCENTER';
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$code = $this->authcode('&method=delete&sqlpath='.$backupdir.'&time='.time(), 'ENCODE', UC_KEY);
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$appname = 'UCenter';
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} else {
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if(!isset($this->cache['apps'][$appid])) {
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$this->message($this->_parent_js($appid, 'appid_invalid'));
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}
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$url = $app['url'].'/api/dbbak.php?apptype='.$app['type'];
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$code = $this->authcode('&method=delete&sqlpath='.$backupdir.'&time='.time(), 'ENCODE', $app['authkey']);
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$appname = $app['name'];
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}
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$url .= '&code='.urlencode($code);
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$res = $_ENV['misc']->dfopen2($url, 0, '', '', 1, $app['ip'], 20, TRUE);
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$next_appid = $this->_next_appid($appid);
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if($next_appid != $appid) {
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$this->message($this->_parent_js($backupdir, 'delete_dumpfile_redirect', array('$appname' => $appname)), 'admin.php?m=db&a=delete&appid='.$next_appid.'&backupdir='.$backupdir.'&sid='.$this->sid);
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} else {
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$this->message($this->_parent_js($backupdir, 'delete_dumpfile_success'));
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}
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}
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function _next_appid($appid) {
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$last_appid = 0;
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foreach($this->cache['apps'] as $key => $val) {
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if($appid == $last_appid) {
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return $key;
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}
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$last_appid = $key;
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}
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return $last_appid;
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}
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function _parent_js($extid, $message, $vars = array()) {
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include UC_ROOT.'view/default/messages.lang.php';
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if(isset($lang[$message])) {
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$message = $lang[$message] ? str_replace(array_keys($vars), array_values($vars), $lang[$message]) : $message;
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}
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return '<script type="text/javascript">parent.show_status(\''.$extid.'\', \''.$message.'\');</script>';
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}
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function _xml2array($xml) {
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$arr = xml_unserialize($xml, 1);
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preg_match('/<error errorCode="(\d+)" errorMessage="([^\/]+)" \/>/', $xml, $match);
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$arr['error'] = array('errorcode' => $match[1], 'errormessage' => $match[2]);
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return $arr;
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}
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function random($length, $numeric = 0) {
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PHP_VERSION < '4.2.0' && mt_srand((double)microtime() * 1000000);
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if($numeric) {
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$hash = sprintf('%0'.$length.'d', mt_rand(0, pow(10, $length) - 1));
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} else {
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$hash = '';
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$chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz';
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$max = strlen($chars) - 1;
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for($i = 0; $i < $length; $i++) {
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$hash .= $chars[mt_rand(0, $max)];
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}
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}
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return $hash;
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}
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function sqldumptable($table, $startfrom = 0, $currsize = 0) {
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$offset = 300;
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$tabledump = '';
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$usehex = TRUE;
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$tablefields = array();
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$query = $this->db->query("SHOW FULL COLUMNS FROM $table", 'SILENT');
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if(!$query && $this->db->errno() == 1146) {
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return;
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} elseif(!$query) {
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$usehex = FALSE;
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} else {
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while($fieldrow = $this->db->fetch_array($query)) {
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$tablefields[] = $fieldrow;
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}
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}
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if(!$startfrom) {
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$createtable = $this->db->query("SHOW CREATE TABLE $table", 'SILENT');
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if(!$this->db->error()) {
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$tabledump = "DROP TABLE IF EXISTS $table;\n";
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} else {
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return '';
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}
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$create = $this->db->fetch_row($createtable);
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$tabledump .= $create[1];
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$tablestatus = $this->db->fetch_first("SHOW TABLE STATUS LIKE '$table'");
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$tabledump .= ($tablestatus['Auto_increment'] && strpos($create[1], 'AUTO_INCREMENT') === FALSE ? " AUTO_INCREMENT=$tablestatus[Auto_increment]" : '').";\n\n";
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}
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$tabledumped = 0;
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$numrows = $offset;
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$firstfield = $tablefields[0];
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while($currsize + strlen($tabledump) + 500 < $this->sizelimit * 1000 && $numrows == $offset) {
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if($firstfield['Extra'] == 'auto_increment') {
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$selectsql = "SELECT * FROM $table WHERE $firstfield[Field] > $startfrom LIMIT $offset";
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} else {
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$selectsql = "SELECT * FROM $table LIMIT $startfrom, $offset";
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}
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$tabledumped = 1;
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$rows = $this->db->query($selectsql);
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$numfields = $this->db->num_fields($rows);
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$numrows = $this->db->num_rows($rows);
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while($row = $this->db->fetch_row($rows)) {
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$comma = $t = '';
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for($i = 0; $i < $numfields; $i++) {
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$t .= $comma.($usehex && !empty($row[$i]) && (strpos($tablefields[$i]['Type'], 'char') !== FALSE || strpos($tablefields[$i]['Type'], 'text') !== FALSE) ? '0x'.bin2hex($row[$i]) : '\''.$this->db->escape_string($row[$i]).'\'');
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$comma = ',';
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}
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if(strlen($t) + $currsize + strlen($tabledump) + 500 < $this->sizelimit * 1000) {
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if($firstfield['Extra'] == 'auto_increment') {
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$startfrom = $row[0];
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} else {
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$startfrom++;
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}
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$tabledump .= "INSERT INTO $table VALUES ($t);\n";
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} else {
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$this->complete = FALSE;
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break 2;
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}
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}
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}
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$this->startrow = $startfrom;
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$tabledump .= "\n";
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return $tabledump;
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}
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function splitsql($sql) {
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$sql = str_replace("\r", "\n", $sql);
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$ret = array();
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$num = 0;
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$queriesarray = explode(";\n", trim($sql));
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unset($sql);
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foreach($queriesarray as $query) {
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$queries = explode("\n", trim($query));
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foreach($queries as $query) {
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$ret[$num] .= $query[0] == "#" ? NULL : $query;
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}
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$num++;
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}
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return($ret);
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}
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function syntablestruct($sql, $version, $dbcharset) {
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if(strpos(trim(substr($sql, 0, 18)), 'CREATE TABLE') === FALSE) {
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return $sql;
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}
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$sqlversion = strpos($sql, 'ENGINE=') === FALSE ? FALSE : TRUE;
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if($sqlversion === $version) {
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return $sqlversion && $dbcharset ? preg_replace(array('/ character set \w+/i', '/ collate \w+/i', "/DEFAULT CHARSET=\w+/is"), array('', '', "DEFAULT CHARSET=$dbcharset"), $sql) : $sql;
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}
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if($version) {
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return preg_replace(array('/TYPE=HEAP/i', '/TYPE=(\w+)/is'), array("ENGINE=MEMORY DEFAULT CHARSET=$dbcharset", "ENGINE=\\1 DEFAULT CHARSET=$dbcharset"), $sql);
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} else {
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return preg_replace(array('/character set \w+/i', '/collate \w+/i', '/ENGINE=MEMORY/i', '/\s*DEFAULT CHARSET=\w+/is', '/\s*COLLATE=\w+/is', '/ENGINE=(\w+)(.*)/is'), array('', '', 'ENGINE=HEAP', '', '', 'TYPE=\\1\\2'), $sql);
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}
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}
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function sizecount($filesize) {
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if($filesize >= 1073741824) {
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$filesize = round($filesize / 1073741824 * 100) / 100 . ' GB';
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} elseif($filesize >= 1048576) {
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$filesize = round($filesize / 1048576 * 100) / 100 . ' MB';
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} elseif($filesize >= 1024) {
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$filesize = round($filesize / 1024 * 100) / 100 . ' KB';
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} else {
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$filesize = $filesize . ' Bytes';
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}
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return $filesize;
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}
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}
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?>
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