Skip to content
apache2_plugin.inc.php 163 KiB
Newer Older
                        copy("/usr/local/ispconfig/server/conf-custom/goaccess.conf.master", $goaccess_conf);
                } elseif(!file_exists($goaccess_conf)) {
                        /*
                         By default the goaccess.conf should get copied by the webserver plugin but in case it wasn't, or it got deleted by accident we gonna copy it again to the destination dir.
                         Also there was no /usr/local/ispconfig/server/conf-custom/goaccess.conf.master, so we gonna use /etc/goaccess.conf as the base conf.
                        */
                        copy($goaccess_conf_main, $goaccess_conf);
                        file_put_contents($goaccess_conf, preg_replace('/^(#)?log-format COMBINED/m', "log-format COMBINED", file_get_contents($goaccess_conf)));
                }

                if(file_exists($goaccess_conf)) {
                        $domain = escapeshellcmd($data['new']['domain']);
                        file_put_contents($goaccess_conf, preg_replace('/^(#)?html-report-title(.*)/m', "html-report-title $domain", file_get_contents($goaccess_conf)));
                }

                if(is_file($goaccess_conf) && (filesize($goaccess_conf) > 0)) {
                        $app->log('Created GoAccess config file: '.$goaccess_conf, LOGLEVEL_DEBUG);
                } else {
                        $app->log("No GoAccess base config found. Make sure that GoAccess is installed and that the goaccess.conf does exist in ".$goaccess_conf_dir.".", LOGLEVEL_WARN);
                }

                if(is_file($data['new']['document_root']."/" . $web_folder . "/stats/index.html")) $app->system->unlink($data['new']['document_root']."/" . $web_folder . "/stats/index.html");
                if(file_exists("/usr/local/ispconfig/server/conf-custom/goaccess_index.php.master")) {
                        $app->system->copy("/usr/local/ispconfig/server/conf-custom/goaccess_index.php.master", $data['new']['document_root']."/" . $web_folder . "/stats/index.php");
                } else {
                        $app->system->copy("/usr/local/ispconfig/server/conf/goaccess_index.php.master", $data['new']['document_root']."/" . $web_folder . "/stats/index.php");
                }
        }

        //* Delete the GoAccess configuration file
        private function goaccess_delete ($data, $web_config) {
                global $app;

                $goaccess_conf = escapeshellcmd($data['new']['document_root'].'/log/goaccess.conf');

                if ( @is_file($goaccess_conf) ) {
                        $app->system->unlink($goaccess_conf);
                        $app->log('Removed GoAccess config file: '.$goaccess_conf, LOGLEVEL_DEBUG);
                }
        }


	//* Delete the awstats configuration file
	private function awstats_delete ($data, $web_config) {
		$awstats_conf_dir = $web_config['awstats_conf_dir'];
		if ( @is_file($awstats_conf_dir.'/awstats.'.$data['old']['domain'].'.conf') ) {
			$app->system->unlink($awstats_conf_dir.'/awstats.'.$data['old']['domain'].'.conf');
			$app->log('Removed AWStats config file: '.$awstats_conf_dir.'/awstats.'.$data['old']['domain'].'.conf', LOGLEVEL_DEBUG);
	private function hhvm_update($data, $web_config) {
		global $app, $conf;
		if(file_exists($conf['rootpath'] . '/conf-custom/hhvm_starter.master')) {
			$content = file_get_contents($conf['rootpath'] . '/conf-custom/hhvm_starter.master');
		} else {
			$content = file_get_contents($conf['rootpath'] . '/conf/hhvm_starter.master');
		}
Marius Cramer's avatar
Marius Cramer committed
		if(file_exists($conf['rootpath'] . '/conf-custom/hhvm_monit.master')) {
			$monit_content = file_get_contents($conf['rootpath'] . '/conf-custom/hhvm_monit.master');
		} else {
			$monit_content = file_get_contents($conf['rootpath'] . '/conf/hhvm_monit.master');
		}
		if($data['new']['php'] == 'hhvm' && $data['old']['php'] != 'hhvm' || ($data['new']['php'] == 'hhvm' && isset($data['old']['custom_php_ini']) && $data['new']['custom_php_ini'] != $data['old']['custom_php_ini'])) {
Marius Cramer's avatar
Marius Cramer committed
			// Custom php.ini settings
			$custom_php_ini_settings = trim($data['new']['custom_php_ini']);
			if(intval($data['new']['directive_snippets_id']) > 0){
				$snippet = $app->db->queryOneRecord("SELECT * FROM directive_snippets WHERE directive_snippets_id = ? AND type = 'apache' AND active = 'y' AND customer_viewable = 'y'", intval($data['new']['directive_snippets_id']));
Marius Cramer's avatar
Marius Cramer committed
				if(isset($snippet['required_php_snippets']) && trim($snippet['required_php_snippets']) != ''){
					$required_php_snippets = explode(',', trim($snippet['required_php_snippets']));
					if(is_array($required_php_snippets) && !empty($required_php_snippets)){
						foreach($required_php_snippets as $required_php_snippet){
							$required_php_snippet = intval($required_php_snippet);
							if($required_php_snippet > 0){
								$php_snippet = $app->db->queryOneRecord("SELECT * FROM directive_snippets WHERE ".($snippet['master_directive_snippets_id'] > 0 ? 'master_' : '')."directive_snippets_id = ? AND type = 'php' AND active = 'y'", $required_php_snippet);
Marius Cramer's avatar
Marius Cramer committed
								$php_snippet['snippet'] = trim($php_snippet['snippet']);
								if($php_snippet['snippet'] != ''){
									$custom_php_ini_settings .= "\n".$php_snippet['snippet'];
								}
							}
						}
					}
				}
			}
			if($custom_php_ini_settings != ''){
				// Make sure we only have Unix linebreaks
				$custom_php_ini_settings = str_replace("\r\n", "\n", $custom_php_ini_settings);
				$custom_php_ini_settings = str_replace("\r", "\n", $custom_php_ini_settings);
				if(@is_dir('/etc/hhvm')) file_put_contents('/etc/hhvm/'.$data['new']['system_user'].'.ini', $custom_php_ini_settings);
Marius Cramer's avatar
Marius Cramer committed
			} else {
				if($data['old']['system_user'] != '' && is_file('/etc/hhvm/'.$data['old']['system_user'].'.ini')) unlink('/etc/hhvm/'.$data['old']['system_user'].'.ini');
Marius Cramer's avatar
Marius Cramer committed
			}
			$content = str_replace('{SYSTEM_USER}', $data['new']['system_user'], $content);
			file_put_contents('/etc/init.d/hhvm_' . $data['new']['system_user'], $content);
			$app->system->exec_safe('chmod +x ? >/dev/null 2>&1', '/etc/init.d/hhvm_' . $data['new']['system_user']);
			$app->system->exec_safe('/usr/sbin/update-rc.d ? defaults >/dev/null 2>&1', 'hhvm_' . $data['new']['system_user']);
			$app->system->exec_safe('? restart >/dev/null 2>&1', '/etc/init.d/hhvm_' . $data['new']['system_user']);
Marius Cramer's avatar
Marius Cramer committed
			if(is_dir('/etc/monit/conf.d')){
				$monit_content = str_replace('{SYSTEM_USER}', $data['new']['system_user'], $monit_content);
				file_put_contents('/etc/monit/conf.d/00-hhvm_' . $data['new']['system_user'], $monit_content);
				if(is_file('/etc/monit/conf.d/hhvm_' . $data['new']['system_user'])) unlink('/etc/monit/conf.d/hhvm_' . $data['new']['system_user']);
				exec('/etc/init.d/monit restart >/dev/null 2>&1');
			}
 		} elseif($data['new']['php'] != 'hhvm' && $data['old']['php'] == 'hhvm') {
			if($data['old']['system_user'] != ''){
				$app->system->exec_safe('? stop >/dev/null 2>&1', '/etc/init.d/hhvm_' . $data['old']['system_user']);
				$app->system->exec_safe('/usr/sbin/update-rc.d ? remove >/dev/null 2>&1', 'hhvm_' . $data['old']['system_user']);
				unlink('/etc/init.d/hhvm_' . $data['old']['system_user']);
				if(is_file('/etc/hhvm/'.$data['old']['system_user'].'.ini')) unlink('/etc/hhvm/'.$data['old']['system_user'].'.ini');
			}
			if(is_file('/etc/monit/conf.d/hhvm_' . $data['old']['system_user']) || is_file('/etc/monit/conf.d/00-hhvm_' . $data['old']['system_user'])){
				if(is_file('/etc/monit/conf.d/hhvm_' . $data['old']['system_user'])){
					unlink('/etc/monit/conf.d/hhvm_' . $data['old']['system_user']);
Marius Cramer's avatar
Marius Cramer committed
				}
				if(is_file('/etc/monit/conf.d/00-hhvm_' . $data['old']['system_user'])){
					unlink('/etc/monit/conf.d/00-hhvm_' . $data['old']['system_user']);
Marius Cramer's avatar
Marius Cramer committed
				}
Marius Cramer's avatar
Marius Cramer committed
				exec('/etc/init.d/monit restart >/dev/null 2>&1');
			}
	//* Update the PHP-FPM pool configuration file
	private function php_fpm_pool_update ($data, $web_config, $pool_dir, $pool_name, $socket_dir, $web_folder = null) {
		global $app, $conf;
Marius Cramer's avatar
Marius Cramer committed
		$pool_dir = trim($pool_dir);
		//$reload = false;
		if($data['new']['php'] == 'php-fpm'){
			if(trim($data['new']['fastcgi_php_version']) != ''){
				$default_php_fpm = false;
				list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['new']['fastcgi_php_version']));
				if(substr($custom_php_fpm_ini_dir, -1) != '/') $custom_php_fpm_ini_dir .= '/';
			} else {
				$default_php_fpm = true;
			}
			if(trim($data['old']['fastcgi_php_version']) != '' && $data['old']['php'] == 'php-fpm'){
				$default_php_fpm = false;
				list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['old']['fastcgi_php_version']));
				if(substr($custom_php_fpm_ini_dir, -1) != '/') $custom_php_fpm_ini_dir .= '/';
			} else {
				$default_php_fpm = true;
			}
		$app->uses("getconf");
		$web_config = $app->getconf->get_server_config($conf["server_id"], 'web');
		$php_fpm_reload_mode = ($web_config['php_fpm_reload_mode'] == 'reload')?'reload':'restart';
		if($data['new']['php'] != 'php-fpm'){
			if(@is_file($pool_dir.$pool_name.'.conf')){
				$app->system->unlink($pool_dir.$pool_name.'.conf');
				//$reload = true;
			}
			if($data['old']['php'] == 'php-fpm'){
				if(!$default_php_fpm){
					$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$custom_php_fpm_init_script);
					$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
				}
			}
			//if($reload == true) $app->services->restartService('php-fpm','reload');
			return;
		}
		$app->load('tpl');
		$tpl = new tpl();
		$tpl->newTemplate('php_fpm_pool.conf.master');
		$tpl->setVar('apache_version', $app->system->getapacheversion());
		if($data['new']['php_fpm_use_socket'] == 'y'){
			$use_tcp = 0;
			$use_socket = 1;
			if(!is_dir($socket_dir)) $app->system->mkdirpath($socket_dir);
		} else {
			$use_tcp = 1;
			$use_socket = 0;
		}
		$tpl->setVar('use_tcp', $use_tcp);
		$tpl->setVar('use_socket', $use_socket);
		$fpm_socket = $socket_dir.$pool_name.'.sock';
		$tpl->setVar('fpm_socket', $fpm_socket);
		$tpl->setVar('fpm_pool', $pool_name);
		$tpl->setVar('fpm_port', $web_config['php_fpm_start_port'] + $data['new']['domain_id'] - 1);
		$tpl->setVar('fpm_user', $data['new']['system_user']);
		$tpl->setVar('fpm_group', $data['new']['system_group']);
		$tpl->setVar('fpm_listen_user', $data['new']['system_user']);
		$tpl->setVar('fpm_listen_group', $web_config['group']);
		$tpl->setVar('fpm_domain', $data['new']['domain']);
		$tpl->setVar('pm', $data['new']['pm']);
		$tpl->setVar('pm_max_children', $data['new']['pm_max_children']);
		$tpl->setVar('pm_start_servers', $data['new']['pm_start_servers']);
		$tpl->setVar('pm_min_spare_servers', $data['new']['pm_min_spare_servers']);
		$tpl->setVar('pm_max_spare_servers', $data['new']['pm_max_spare_servers']);
		$tpl->setVar('pm_process_idle_timeout', $data['new']['pm_process_idle_timeout']);
		$tpl->setVar('pm_max_requests', $data['new']['pm_max_requests']);
		$tpl->setVar('document_root', $data['new']['document_root']);
		$tpl->setVar('security_level', $web_config['security_level']);
		$tpl->setVar('domain', $data['new']['domain']);
		$php_open_basedir = ($data['new']['php_open_basedir'] == '')?$data['new']['document_root']:$data['new']['php_open_basedir'];
		$tpl->setVar('php_open_basedir', $php_open_basedir);
		if($php_open_basedir != ''){
			$tpl->setVar('enable_php_open_basedir', '');
		} else {
			$tpl->setVar('enable_php_open_basedir', ';');
		}
		// Chrooted PHP-FPM
		if ($data['new']['php_fpm_chroot'] === 'y') {
			$tpl->setVar('php_fpm_chroot', $data['new']['php_fpm_chroot']);
			$tpl->setVar('php_fpm_chroot_dir', $data['new']['document_root']);
			$tpl->setVar('php_fpm_chroot_web_folder', sprintf('/%s', trim($web_folder, '/')));
			$tpl->setVar('php_open_basedir', str_replace($tpl->getVar('document_root'), '', $tpl->getVar('php_open_basedir')));
			$tpl->setVar('document_root', '');
		}

		// Custom php.ini settings
		$final_php_ini_settings = array();
		$custom_php_ini_settings = trim($data['new']['custom_php_ini']);
Marius Cramer's avatar
Marius Cramer committed
		if(intval($data['new']['directive_snippets_id']) > 0){
			$snippet = $app->db->queryOneRecord("SELECT * FROM directive_snippets WHERE directive_snippets_id = ? AND type = 'apache' AND active = 'y' AND customer_viewable = 'y'", intval($data['new']['directive_snippets_id']));
			if(isset($snippet['required_php_snippets']) && trim($snippet['required_php_snippets']) != ''){
				$required_php_snippets = explode(',', trim($snippet['required_php_snippets']));
				if(is_array($required_php_snippets) && !empty($required_php_snippets)){
					foreach($required_php_snippets as $required_php_snippet){
						$required_php_snippet = intval($required_php_snippet);
						if($required_php_snippet > 0){
							$php_snippet = $app->db->queryOneRecord("SELECT * FROM directive_snippets WHERE ".($snippet['master_directive_snippets_id'] > 0 ? 'master_' : '')."directive_snippets_id = ? AND type = 'php' AND active = 'y'", $required_php_snippet);
Marius Cramer's avatar
Marius Cramer committed
							$php_snippet['snippet'] = trim($php_snippet['snippet']);
							if($php_snippet['snippet'] != ''){
								$custom_php_ini_settings .= "\n".$php_snippet['snippet'];
							}
						}
					}
				}
			}
		}
		$custom_session_save_path = false;
		if($custom_php_ini_settings != ''){
			// Make sure we only have Unix linebreaks
			$custom_php_ini_settings = str_replace("\r\n", "\n", $custom_php_ini_settings);
			$custom_php_ini_settings = str_replace("\r", "\n", $custom_php_ini_settings);
			$ini_settings = explode("\n", $custom_php_ini_settings);
			if(is_array($ini_settings) && !empty($ini_settings)){
				$ini_settings = str_replace('{WEBROOT}', $data['new']['document_root'].'/web', $ini_settings);
				foreach($ini_settings as $ini_setting){
					if(substr($ini_setting, 0, 1) == ';') continue;
					if(substr($ini_setting, 0, 1) == '#') continue;
					if(substr($ini_setting, 0, 2) == '//') continue;
					list($key, $value) = explode('=', $ini_setting, 2);
						if($key == 'session.save_path') $custom_session_save_path = true;
						case '0':
							// PHP-FPM might complain about invalid boolean value if you use 0
							$value = 'off';
						case '1':
						case 'on':
						case 'off':
						case 'true':
						case 'false':
						case 'yes':
						case 'no':
							$final_php_ini_settings[] = array('ini_setting' => 'php_admin_flag['.$key.'] = '.$value);
							break;
						default:
							$final_php_ini_settings[] = array('ini_setting' => 'php_admin_value['.$key.'] = '.$value);
		$tpl->setVar('custom_session_save_path', ($custom_session_save_path ? 'y' : 'n'));
		$tpl->setLoop('custom_php_ini_settings', $final_php_ini_settings);

		$app->system->file_put_contents($pool_dir.$pool_name.'.conf', $tpl->grab());
		$app->log('Writing the PHP-FPM config file: '.$pool_dir.$pool_name.'.conf', LOGLEVEL_DEBUG);
		unset($tpl);
		// delete pool in all other PHP versions
		$default_pool_dir = trim($web_config['php_fpm_pool_dir']);
		if(substr($default_pool_dir, -1) != '/') $default_pool_dir .= '/';
		if($default_pool_dir != $pool_dir){
			if ( @is_file($default_pool_dir.$pool_name.'.conf') ) {
				$app->system->unlink($default_pool_dir.$pool_name.'.conf');
				$app->log('Removed PHP-FPM config file: '.$default_pool_dir.$pool_name.'.conf', LOGLEVEL_DEBUG);
				$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
		$php_versions = $app->db->queryAllRecords("SELECT * FROM server_php WHERE php_fpm_init_script != '' AND php_fpm_ini_dir != '' AND php_fpm_pool_dir != '' AND server_id = ?", $conf["server_id"]);
		if(is_array($php_versions) && !empty($php_versions)){
			foreach($php_versions as $php_version){
Marius Cramer's avatar
Marius Cramer committed
				$php_version['php_fpm_pool_dir'] = trim($php_version['php_fpm_pool_dir']);
				if(substr($php_version['php_fpm_pool_dir'], -1) != '/') $php_version['php_fpm_pool_dir'] .= '/';
				if($php_version['php_fpm_pool_dir'] != $pool_dir){
					if ( @is_file($php_version['php_fpm_pool_dir'].$pool_name.'.conf') ) {
						$app->system->unlink($php_version['php_fpm_pool_dir'].$pool_name.'.conf');
						$app->log('Removed PHP-FPM config file: '.$php_version['php_fpm_pool_dir'].$pool_name.'.conf', LOGLEVEL_DEBUG);
						$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$php_version['php_fpm_init_script']);
					}
				}
			}
		}
		// Reload current PHP-FPM after all others
		sleep(1);
		if(!$default_php_fpm){
			$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$custom_php_fpm_init_script);
			$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
		//$reload = true;

		//if($reload == true) $app->services->restartService('php-fpm','reload');
	}
	//* Delete the PHP-FPM pool configuration file
	private function php_fpm_pool_delete ($data, $web_config) {
		global $app, $conf;
		$app->uses("getconf");
		$web_config = $app->getconf->get_server_config($conf["server_id"], 'web');
		$php_fpm_reload_mode = ($web_config['php_fpm_reload_mode'] == 'reload')?'reload':'restart';
		if(trim($data['old']['fastcgi_php_version']) != '' && $data['old']['php'] == 'php-fpm'){
			$default_php_fpm = false;
			list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['old']['fastcgi_php_version']));
			if(substr($custom_php_fpm_ini_dir, -1) != '/') $custom_php_fpm_ini_dir .= '/';
		} else {
			$default_php_fpm = true;
		}
		if($default_php_fpm){
			$pool_dir = $web_config['php_fpm_pool_dir'];
		} else {
			$pool_dir = $custom_php_fpm_pool_dir;
		}
Marius Cramer's avatar
Marius Cramer committed
		$pool_dir = trim($pool_dir);

		if(substr($pool_dir, -1) != '/') $pool_dir .= '/';
		$pool_name = 'web'.$data['old']['domain_id'];
		if ( @is_file($pool_dir.$pool_name.'.conf') ) {
			$app->system->unlink($pool_dir.$pool_name.'.conf');
			$app->log('Removed PHP-FPM config file: '.$pool_dir.$pool_name.'.conf', LOGLEVEL_DEBUG);

			//$app->services->restartService('php-fpm','reload');
		}
		// delete pool in all other PHP versions
		$default_pool_dir = trim($web_config['php_fpm_pool_dir']);
		if(substr($default_pool_dir, -1) != '/') $default_pool_dir .= '/';
		if($default_pool_dir != $pool_dir){
			if ( @is_file($default_pool_dir.$pool_name.'.conf') ) {
				$app->system->unlink($default_pool_dir.$pool_name.'.conf');
				$app->log('Removed PHP-FPM config file: '.$default_pool_dir.$pool_name.'.conf', LOGLEVEL_DEBUG);
				$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
		$php_versions = $app->db->queryAllRecords("SELECT * FROM server_php WHERE php_fpm_init_script != '' AND php_fpm_ini_dir != '' AND php_fpm_pool_dir != '' AND server_id = ?", $data['old']['server_id']);
		if(is_array($php_versions) && !empty($php_versions)){
			foreach($php_versions as $php_version){
Marius Cramer's avatar
Marius Cramer committed
				$php_version['php_fpm_pool_dir'] = trim($php_version['php_fpm_pool_dir']);
				if(substr($php_version['php_fpm_pool_dir'], -1) != '/') $php_version['php_fpm_pool_dir'] .= '/';
				if($php_version['php_fpm_pool_dir'] != $pool_dir){
					if ( @is_file($php_version['php_fpm_pool_dir'].$pool_name.'.conf') ) {
						$app->system->unlink($php_version['php_fpm_pool_dir'].$pool_name.'.conf');
						$app->log('Removed PHP-FPM config file: '.$php_version['php_fpm_pool_dir'].$pool_name.'.conf', LOGLEVEL_DEBUG);
						$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$php_version['php_fpm_init_script']);
		// Reload current PHP-FPM after all others
		sleep(1);
		if(!$default_php_fpm){
			$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$custom_php_fpm_init_script);
			$app->services->restartService('php-fpm', $php_fpm_reload_mode.':'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);

	function client_delete($event_name, $data) {
		global $app, $conf;
		$app->uses("getconf");
		$web_config = $app->getconf->get_server_config($conf["server_id"], 'web');
		$client_id = intval($data['old']['client_id']);
		if($client_id > 0) {
			$client_dir = $web_config['website_basedir'].'/clients/client'.$client_id;
			if(is_dir($client_dir) && !stristr($client_dir, '..')) {
				// remove symlinks from $client_dir
				$files = array_diff(scandir($client_dir), array('.', '..'));
				if(is_array($files) && !empty($files)){
					foreach($files as $file){
						if(is_link($client_dir.'/'.$file)){
							unlink($client_dir.'/'.$file);
							$app->log('Removed symlink: '.$client_dir.'/'.$file, LOGLEVEL_DEBUG);
				@rmdir($client_dir);
				$app->log('Removed client directory: '.$client_dir, LOGLEVEL_DEBUG);
			if($app->system->is_group('client'.$client_id)){
				$app->system->exec_safe('groupdel ?', 'client'.$client_id);
				$app->log('Removed group client'.$client_id, LOGLEVEL_DEBUG);
	private function _checkTcp ($host, $port) {

		$fp = @fsockopen($host, $port, $errno, $errstr, 2);
	private function _rewrite_quote($string) {
		return str_replace(array('.', '*', '?', '+'), array('\\.', '\\*', '\\?', '\\+'), $string);
	}

	private function _is_url($string) {
		return preg_match('/^(f|ht)tp(s)?:\/\//i', $string);
	}

	private function get_seo_redirects($web, $prefix = ''){
		$seo_redirects = array();
		if(substr($web['domain'], 0, 2) === '*.') $web['subdomain'] = '*';
		if($web['subdomain'] == 'www' || $web['subdomain'] == '*'){
			if($web['seo_redirect'] == 'non_www_to_www'){
				$seo_redirects[$prefix.'seo_redirect_origin_domain'] = str_replace('.', '\.', $web['domain']);
				$seo_redirects[$prefix.'seo_redirect_target_domain'] = 'www.'.$web['domain'];
				$seo_redirects[$prefix.'seo_redirect_operator'] = '';
			}
			if($web['seo_redirect'] == '*_domain_tld_to_www_domain_tld'){
				// ^(example\.com|(?!\bwww\b)\.example\.com)$
				// ^(example\.com|((?:\w+(?:-\w+)*\.)*)((?!www\.)\w+(?:-\w+)*)(\.example\.com))$
				$seo_redirects[$prefix.'seo_redirect_origin_domain'] = '('.str_replace('.', '\.', $web['domain']).'|((?:\w+(?:-\w+)*\.)*)((?!www\.)\w+(?:-\w+)*)(\.'.str_replace('.', '\.', $web['domain']).'))';
				$seo_redirects[$prefix.'seo_redirect_target_domain'] = 'www.'.$web['domain'];
				$seo_redirects[$prefix.'seo_redirect_operator'] = '';
			}
			if($web['seo_redirect'] == '*_to_www_domain_tld'){
				$seo_redirects[$prefix.'seo_redirect_origin_domain'] = 'www\.'.str_replace('.', '\.', $web['domain']);
				$seo_redirects[$prefix.'seo_redirect_target_domain'] = 'www.'.$web['domain'];
				$seo_redirects[$prefix.'seo_redirect_operator'] = '!';
			}
		}
		if($web['seo_redirect'] == 'www_to_non_www'){
			$seo_redirects[$prefix.'seo_redirect_origin_domain'] = 'www\.'.str_replace('.', '\.', $web['domain']);
			$seo_redirects[$prefix.'seo_redirect_target_domain'] = $web['domain'];
			$seo_redirects[$prefix.'seo_redirect_operator'] = '';
		}
		if($web['seo_redirect'] == '*_domain_tld_to_domain_tld'){
			// ^(.+)\.example\.com$
			$seo_redirects[$prefix.'seo_redirect_origin_domain'] = '(.+)\.'.str_replace('.', '\.', $web['domain']);
			$seo_redirects[$prefix.'seo_redirect_target_domain'] = $web['domain'];
			$seo_redirects[$prefix.'seo_redirect_operator'] = '';
		}
		if($web['seo_redirect'] == '*_to_domain_tld'){
			$seo_redirects[$prefix.'seo_redirect_origin_domain'] = str_replace('.', '\.', $web['domain']);
			$seo_redirects[$prefix.'seo_redirect_target_domain'] = $web['domain'];
			$seo_redirects[$prefix.'seo_redirect_operator'] = '!';
		}
		return $seo_redirects;
	}