banner.php
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<?php
/**
* @package Joomla.Site
* @subpackage com_banners
*
* @copyright Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* Banner Helper Class
*
* @since 1.6
*/
abstract class BannerHelper
{
/**
* Checks if a URL is an image
*
* @param string $url The URL path to the potential image
*
* @return boolean True if an image of type bmp, gif, jp(e)g or png, false otherwise
*
* @since 1.6
*/
public static function isImage($url)
{
return preg_match('#\.(?:bmp|gif|jpe?g|png)$#i', $url);
}
/**
* Checks if a URL is a Flash file
*
* @param string $url The URL path to the potential flash file
*
* @return boolean True if an image of type bmp, gif, jp(e)g or png, false otherwise
*
* @since 1.6
*/
public static function isFlash($url)
{
return preg_match('#\.swf$#i', $url);
}
}