Validation.php

<?php
/*
	WildPHP - a modular and easily extendable IRC bot written in PHP
	Copyright (C) 2015 WildPHP
	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/>.
*/
namespace WildPHP\API;
class Validation
{
	/**
	 * @param string $chan
	 * @return bool
	 */
	public static function isChannelName($chan)
	{
		$pmatch = preg_match('/^(?:\&|\#|\+|\!)[^,\cG ]+$/', $chan);
		return $pmatch !== 0 && $pmatch !== false;
	}
	/**
	 * @param string $nick
	 * @return bool
	 */
	public static function isNickname($nick)
	{
		$pmatch = preg_match("/^[^@\n\r ]+$/", $nick);
		return $pmatch !== 0 && $pmatch !== false;
	}
	/**
	 * @param string $uri
	 * @return bool
	 */
	public static function isValidLink($uri)
	{
		return filter_var($uri, FILTER_VALIDATE_URL) == $uri;
	}
}