function backup($pWrite = true)
{
$timeout = 20 * 60 * 60;
//20minutes
@set_time_limit($timeout);
@ini_set('max_execution_time', $timeout);
MainWP_Helper::endSession();
//Cleanup pid files!
$dirs = MainWP_Helper::getMainWPDir('backup');
$backupdir = trailingslashit($dirs[0]);
/** @var $wp_filesystem WP_Filesystem_Base */
global $wp_filesystem;
MainWP_Helper::getWPFilesystem();
$files = glob($backupdir . '*');
//Find old files (changes > 3 hr)
foreach ($files as $file) {
if (MainWP_Helper::endsWith($file, '/index.php') | MainWP_Helper::endsWith($file, '/.htaccess')) {
continue;
}
if (time() - filemtime($file) > 60 * 60 * 3) {
@unlink($file);
}
}
$fileName = isset($_POST['fileUID']) ? $_POST['fileUID'] : '';
if ('full' === $_POST['type']) {
$excludes = isset($_POST['exclude']) ? explode(',', $_POST['exclude']) : array();
$excludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/mainwp';
$uploadDir = MainWP_Helper::getMainWPDir();
$uploadDir = $uploadDir[0];
$excludes[] = str_replace(ABSPATH, '', $uploadDir);
$excludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/object-cache.php';
if (function_exists('posix_uname')) {
$uname = @posix_uname();
if (is_array($uname) && isset($uname['nodename'])) {
if (stristr($uname['nodename'], 'hostgator')) {
if (!isset($_POST['file_descriptors']) || '0' == $_POST['file_descriptors'] || $_POST['file_descriptors'] > 1000) {
$_POST['file_descriptors'] = 1000;
}
$_POST['file_descriptors_auto'] = 0;
$_POST['loadFilesBeforeZip'] = false;
}
}
}
$file_descriptors = isset($_POST['file_descriptors']) ? $_POST['file_descriptors'] : 0;
$file_descriptors_auto = isset($_POST['file_descriptors_auto']) ? $_POST['file_descriptors_auto'] : 0;
if (1 === (int) $file_descriptors_auto) {
if (function_exists('posix_getrlimit')) {
$result = @posix_getrlimit();
if (isset($result['soft openfiles'])) {
$file_descriptors = $result['soft openfiles'];
}
}
}
$loadFilesBeforeZip = isset($_POST['loadFilesBeforeZip']) ? $_POST['loadFilesBeforeZip'] : true;
$newExcludes = array();
foreach ($excludes as $exclude) {
$newExcludes[] = rtrim($exclude, '/');
}
$excludebackup = isset($_POST['excludebackup']) && '1' == $_POST['excludebackup'];
$excludecache = isset($_POST['excludecache']) && '1' == $_POST['excludecache'];
$excludezip = isset($_POST['excludezip']) && '1' == $_POST['excludezip'];
$excludenonwp = isset($_POST['excludenonwp']) && '1' == $_POST['excludenonwp'];
if ($excludebackup) {
//Backup buddy
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/backupbuddy_backups';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/backupbuddy_temp';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/pb_backupbuddy';
//ManageWP
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/managewp';
//InfiniteWP
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/infinitewp';
//WordPress Backup to Dropbox
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/backups';
//BackUpWordpress
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/backups';
//BackWPUp
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/backwpup*';
//WP Complete Backup
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/plugins/wp-complete-backup/storage';
//WordPress EZ Backup
//This one may be hard to do since they add random text at the end for example, feel free to skip if you need to
///backup_randomkyfkj where kyfkj is random
//Online Backup for WordPress
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/backups';
//XCloner
$newExcludes[] = '/administrator/backups';
}
if ($excludecache) {
//W3 Total Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/w3tc-cache';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/w3tc';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/config';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/minify';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/page_enhanced';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/tmp';
//WP Super Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/supercache';
//Quick Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/quick-cache';
//Hyper Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/hyper-cache/cache';
//WP Fastest Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/all';
//WP-Rocket
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/wp-rocket';
}
$file = false;
if (isset($_POST['f'])) {
$file = $_POST['f'];
} else {
if (isset($_POST['file'])) {
$file = $_POST['file'];
}
}
$ext = 'zip';
if (isset($_POST['ext'])) {
$ext = $_POST['ext'];
}
$pid = false;
if (isset($_POST['pid'])) {
$pid = $_POST['pid'];
}
$append = isset($_POST['append']) && '1' == $_POST['append'];
$res = MainWP_Backup::get()->createFullBackup($newExcludes, $fileName, true, true, $file_descriptors, $file, $excludezip, $excludenonwp, $loadFilesBeforeZip, $ext, $pid, $append);
if (!$res) {
$information['full'] = false;
} else {
$information['full'] = $res['file'];
$information['size'] = $res['filesize'];
}
$information['db'] = false;
} else {
if ('db' == $_POST['type']) {
$ext = 'zip';
if (isset($_POST['ext'])) {
$ext = $_POST['ext'];
}
$res = $this->backupDB($fileName, $ext);
if (!$res) {
$information['db'] = false;
} else {
$information['db'] = $res['file'];
$information['size'] = $res['filesize'];
}
$information['full'] = false;
} else {
$information['full'] = false;
$information['db'] = false;
}
}
if ($pWrite) {
MainWP_Helper::write($information);
}
return $information;
}
public static function cloneBackupExtract()
{
try {
MainWP_Helper::endSession();
$file = isset($_POST['f']) ? $_POST['f'] : $_POST['file'];
$testFull = false;
if ('' === $file) {
$dirs = MainWP_Helper::getMainWPDir('backup', false);
$backupdir = $dirs[0];
$files = glob($backupdir . 'download-*');
$archiveFile = false;
foreach ($files as $file) {
if (MainWP_Helper::isArchive($file, 'download-')) {
$archiveFile = $file;
break;
}
}
if (false === $archiveFile) {
throw new Exception(__('No download file found', 'mainwp-child'));
}
$file = $archiveFile;
} else {
if (file_exists($file)) {
$testFull = true;
} else {
$file = ABSPATH . $file;
if (!file_exists($file)) {
throw new Exception(__('Backup file not found', 'mainwp-child'));
}
$testFull = true;
}
}
//return size in kb
$cloneInstall = new MainWP_Clone_Install($file);
//todo: RS: refactor to get those plugins after install (after .18 release)
$cloneInstall->readConfigurationFile();
$plugins = get_option('mainwp_temp_clone_plugins');
$themes = get_option('mainwp_temp_clone_themes');
if ($testFull) {
$cloneInstall->testDownload();
}
$cloneInstall->removeConfigFile();
$cloneInstall->extractBackup();
$pubkey = get_option('mainwp_child_pubkey');
$uniqueId = get_option('mainwp_child_uniqueId');
$server = get_option('mainwp_child_server');
$nonce = get_option('mainwp_child_nonce');
$nossl = get_option('mainwp_child_nossl');
$nossl_key = get_option('mainwp_child_nossl_key');
$sitesToClone = get_option('mainwp_child_clone_sites');
$cloneInstall->install();
$cloneInstall->updateWPConfig();
// $cloneInstall->update_option('mainwp_child_pubkey', $pubkey);
// $cloneInstall->update_option('mainwp_child_uniqueId', $uniqueId);
// $cloneInstall->update_option('mainwp_child_server', $server);
// $cloneInstall->update_option('mainwp_child_nonce', $nonce);
// $cloneInstall->update_option('mainwp_child_nossl', $nossl);
// $cloneInstall->update_option('mainwp_child_nossl_key', $nossl_key);
// $cloneInstall->update_option('mainwp_child_clone_sites', $sitesToClone);
// $cloneInstall->update_option('mainwp_child_clone_permalink', true);
MainWP_Helper::update_option('mainwp_child_pubkey', $pubkey, 'yes');
MainWP_Helper::update_option('mainwp_child_uniqueId', $uniqueId);
MainWP_Helper::update_option('mainwp_child_server', $server);
MainWP_Helper::update_option('mainwp_child_nonce', $nonce);
MainWP_Helper::update_option('mainwp_child_nossl', $nossl, 'yes');
MainWP_Helper::update_option('mainwp_child_nossl_key', $nossl_key);
MainWP_Helper::update_option('mainwp_child_clone_sites', $sitesToClone);
if (!MainWP_Helper::startsWith(basename($file), 'download-backup-')) {
MainWP_Helper::update_option('mainwp_child_restore_permalink', true, 'yes');
} else {
MainWP_Helper::update_option('mainwp_child_clone_permalink', true, 'yes');
}
$cloneInstall->clean();
if (false !== $plugins) {
$out = array();
if (is_array($plugins)) {
$dir = WP_CONTENT_DIR . '/plugins/';
$fh = @opendir($dir);
while ($entry = @readdir($fh)) {
if (!is_dir($dir . $entry)) {
continue;
}
if ('.' === $entry || '..' === $entry) {
continue;
}
if (!in_array($entry, $plugins)) {
MainWP_Helper::delete_dir($dir . $entry);
}
}
@closedir($fh);
}
delete_option('mainwp_temp_clone_plugins');
}
if (false !== $themes) {
$out = array();
if (is_array($themes)) {
$dir = WP_CONTENT_DIR . '/themes/';
$fh = @opendir($dir);
while ($entry = @readdir($fh)) {
if (!is_dir($dir . $entry)) {
continue;
}
if ('.' === $entry || '..' === $entry) {
continue;
}
if (!in_array($entry, $themes)) {
MainWP_Helper::delete_dir($dir . $entry);
}
}
@closedir($fh);
}
delete_option('mainwp_temp_clone_themes');
}
$output = array('result' => 'ok');
//todo: remove old tables if other prefix?
wp_logout();
wp_set_current_user(0);
} catch (Exception $e) {
$output = array('error' => $e->getMessage());
}
//return size in kb
die(json_encode($output));
}