<?php
/******************************* PHP-P10 v2 *****************************
 * Copyright (C) 2011-2012  Philipp Kreil (pk910)                       *
 *                                                                      *
 * This program is free software: you can redistribute it and/or modify *
 * it under the terms of the GNU General Public License as published by *
 * the Free Software Foundation, either version 3 of the License, or    *
 * (at your option) any later version.                                  *
 *                                                                      *
 * This program is distributed in the hope that it will be useful,      *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
 * GNU General Public License for more details.                         *
 *                                                                      *
 * You should have received a copy of the GNU General Public License    *
 * along with this program. If not, see <http://www.gnu.org/licenses/>. *
 *                                                                      *
 ************************************************************************
 *
 *  Uplink/P10_Server.class.php
 *
 * This class represents a IRC Server
 *
 */

class P10_Server {
	private static $static_servers = array();

	public static function getServerByNum($numeric) {
		if(array_key_exists($numeric, self::$static_servers)) {
			return self::$static_servers[$numeric];
		}
		return NULL;
	}

	public static function getServerByName($name) {
		$name = strtolower($name);
		foreach(self::$static_servers as $server) {
			if(strtolower($server->getName()) == $name) {
				return $server;
			}
		}
		return NULL;
	}

	public static function getServerCount() {
		return count(self::$static_servers);
	}

	public static function getServers() {
		return self::$static_servers;
	}


	private $name;
	private $numeric;
	private $parent_server;
	private $start_time;
	private $link_time;
	private $description;
	private $servers = array(); //all Servers connected to this Server
	private $users = array(); //all Users connected to this Server

	public function __construct($name, $numeric, $parent_server, $start_time, $link_time, $description) {
		$this->name = $name;
		$this->numeric = $numeric;
		$this->parent_server = $parent_server;
		$this->start_time = $start_time;
		$this->link_time = $link_time;
		$this->description = $description;

		self::$static_servers[$numeric] = $this;
	}

	public function disconnectServer($eventHandler, $linked_only = false) {
		if(!$linked_only) {
			if($eventHandler)
			$eventHandler->event_squit($this);
			if($this->parent_server) {
				$this->parent_server->delServer($this);
			}
			$this->disconnectUsers();
			unset(self::$static_servers[$this->numeric]);
		}
		foreach($this->servers as $server) {
			$server->disconnectServer($eventHandler);
		}
	}

	public function disconnectUsers() {
		//disconnect all Users connected to the actual Server
		foreach($this->users as $user) {
			$user->quit("*.net *.split");
		}
	}

	public function getNumeric() {
		return $this->numeric;
	}

	public function getName() {
		return $this->name;
	}

	public function getStartTime() {
		return $this->start_time;
	}

	public function getLinkTime() {
		return $this->link_time;
	}

	public function getDescription() {
		return $this->description;
	}

	public function addServer($server) {
		$this->servers[$server->getNumeric()] = $server;
	}

	public function delServer($server) {
		if(array_key_exists($server->getNumeric(), $this->servers)) {
			unset($this->servers[$server->getNumeric()]);
		} else {
			trigger_error("Tried to remove a Server, that does NOT exist.", E_USER_WARNING);
		}
	}

	public function addUser($user) {
		$this->users[$user->getNumeric()] = $user;
	}

	public function delUser($user) {
		if(array_key_exists($user->getNumeric(), $this->users)) {
			unset($this->users[$user->getNumeric()]);
		} else {
			trigger_error("Tried to remove a User, that does NOT exist.", E_USER_WARNING);
		}
	}

	public function getUsers() {
		return $this->users;
	}

	public function getUserCount() {
		return count($this->users);
	}
}

?>