nginx_plugin.inc.php

					foreach($locations_to_delete as $location_to_delete){
						if(isset($locations[$location_to_delete])) unset($locations[$location_to_delete]);
					}
				}

				foreach($locations as $key => $val){
					$new_location = $val['open_tag']."\n".$val['location'].$val['end_tag'];
					$lines[$val['start_line']] = $new_location;
				}
			}
			ksort($lines);
			$vhost_conf = implode("\n", $lines);
		}

		return trim($vhost_conf);
	}

	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)){
				$app->system->_exec('groupdel client'.$client_id);
				$app->log('Removed group client'.$client_id, LOGLEVEL_DEBUG);
			}
		}

	}

	private function _checkTcp ($host, $port) {

		$fp = @fsockopen($host, $port, $errno, $errstr, 2);

		if ($fp) {
			fclose($fp);
			return true;
		} else {
			return false;
		}
	}

	private function _rewrite_quote($string) {
		return str_replace(array('.', '*', '?', '+'), array('\\.', '\\*', '\\?', '\\+'), $string);
	}

	private function url_is_local($hostname, $domain_id){
		global $app;

		// ORDER BY clause makes sure wildcard subdomains (*) are listed last in the result array so that we can find direct matches first
		$webs = $app->db->queryAllRecords("SELECT * FROM web_domain WHERE active = 'y' ORDER BY subdomain ASC");
		if(is_array($webs) && !empty($webs)){
			foreach($webs as $web){
				// web domain doesn't match hostname
				if(substr($hostname, -strlen($web['domain'])) != $web['domain']) continue;
				// own vhost and therefore server {} container of its own
				//if($web['type'] == 'vhostsubdomain' || $web['type'] == 'vhostalias') continue;
				// alias domains/subdomains using rewrites and therefore a server {} container of their own
				//if(($web['type'] == 'alias' || $web['type'] == 'subdomain') && $web['redirect_type'] != '' && $web['redirect_path'] != '') continue;

				if($web['subdomain'] == '*'){
					$pattern = '/\.?'.str_replace('.', '\.', $web['domain']).'$/i';
				}
				if($web['subdomain'] == 'none'){
					if($web['domain'] == $hostname){
						if($web['domain_id'] == $domain_id || $web['parent_domain_id'] == $domain_id){
							// own vhost and therefore server {} container of its own
							if($web['type'] == 'vhostsubdomain' || $web['type'] == 'vhostalias') return false;
							// alias domains/subdomains using rewrites and therefore a server {} container of their own
							if(($web['type'] == 'alias' || $web['type'] == 'subdomain') && $web['redirect_type'] != '' && $web['redirect_path'] != '') return false;
							return true;
						} else {
							return false;
						}
					}
					$pattern = '/^'.str_replace('.', '\.', $web['domain']).'$/i';
				}
				if($web['subdomain'] == 'www'){
					if($web['domain'] == $hostname || $web['subdomain'].'.'.$web['domain'] == $hostname){
						if($web['domain_id'] == $domain_id || $web['parent_domain_id'] == $domain_id){
							// own vhost and therefore server {} container of its own
							if($web['type'] == 'vhostsubdomain' || $web['type'] == 'vhostalias') return false;
							// alias domains/subdomains using rewrites and therefore a server {} container of their own
							if(($web['type'] == 'alias' || $web['type'] == 'subdomain') && $web['redirect_type'] != '' && $web['redirect_path'] != '') return false;
							return true;
						} else {
							return false;
						}
					}
					$pattern = '/^(www\.)?'.str_replace('.', '\.', $web['domain']).'$/i';
				}
				if(preg_match($pattern, $hostname)){
					if($web['domain_id'] == $domain_id || $web['parent_domain_id'] == $domain_id){
						// own vhost and therefore server {} container of its own
						if($web['type'] == 'vhostsubdomain' || $web['type'] == 'vhostalias') return false;
						// alias domains/subdomains using rewrites and therefore a server {} container of their own
						if(($web['type'] == 'alias' || $web['type'] == 'subdomain') && $web['redirect_type'] != '' && $web['redirect_path'] != '') return false;
						return true;
					} else {
						return false;
					}
				}
			}
		}

		return false;
	}

	private function get_seo_redirects($web, $prefix = '', $force_subdomain = false){
		// $force_subdomain = 'none|www'
		$seo_redirects = array();

		if(substr($web['domain'], 0, 2) === '*.') $web['subdomain'] = '*';

		if(($web['subdomain'] == 'www' || $web['subdomain'] == '*') && $force_subdomain != 'www'){
			if($web['seo_redirect'] == 'non_www_to_www'){
				$seo_redirects[$prefix.'seo_redirect_origin_domain'] = $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.'.$web['domain'];
				$seo_redirects[$prefix.'seo_redirect_target_domain'] = 'www.'.$web['domain'];
				$seo_redirects[$prefix.'seo_redirect_operator'] = '!=';
			}
		}
		if($force_subdomain != 'none'){
			if($web['seo_redirect'] == 'www_to_non_www'){
				$seo_redirects[$prefix.'seo_redirect_origin_domain'] = 'www.'.$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'] = $web['domain'];
				$seo_redirects[$prefix.'seo_redirect_target_domain'] = $web['domain'];
				$seo_redirects[$prefix.'seo_redirect_operator'] = '!=';
			}
		}
		return $seo_redirects;
	}

} // end class

?>