<?php

/*

 * @package Joomla 1.5

 * @copyright Copyright (C) 2005 Open Source Matters. All rights reserved.

 * @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.php

 *

 * @component Phoca Gallery

 * @copyright Copyright (C) Jan Pavelka www.phoca.cz

 * @license http://www.gnu.org/copyleft/gpl.html GNU/GPL

 */

defined( '_JEXEC' ) or die( 'Restricted access' );



class PhocaGalleryUtils

{

	

	function htmlToRgb($clr) {

		if ($clr[0] == '#') {

			$clr = substr($clr, 1);

		}

		

		if (strlen($clr) == 6) {

			list($r, $g, $b) = array($clr[0].$clr[1],$clr[2].$clr[3],$clr[4].$clr[5]);

		} else if (strlen($clr) == 3) {

			list($r, $g, $b) = array($clr[0].$clr[0], $clr[1].$clr[1], $clr[2].$clr[2]);

		} else {

			$r = $g = $b = 255;

		}



		$color[0] = hexdec($r);

		$color[1] = hexdec($g);

		$color[2] = hexdec($b);



		return $color;

	}

	

	/*

	 * Source: http://php.net/manual/en/function.ini-get.php

	 */

	function iniGetBool($a) {

		$b = ini_get($a);

		switch (strtolower($b)) {

			case 'on':

			case 'yes':

			case 'true':

			return 'assert.active' !== $a;



			case 'stdout':

			case 'stderr':

			return 'display_errors' === $a;



			Default:

			return (bool) (int) $b;

		}

	}

	

	function setQuestionmarkOrAmp($url) {

		$isThereQMR = false;

		$isThereQMR = preg_match("/\?/i", $url);

		if ($isThereQMR) {

			return '&amp;';

		} else {

			return '?';

		}

	}

	

	public function toArray($value = FALSE) {

		if ($value == FALSE) {

			return array(0 => 0);

		} else if (empty($value)) {

			return array(0 => 0);

		} else if (is_array($value)) {

			return $value;

		} else {

			return array(0 => $value);

		}

	

	}

	

	public function setMessage($new = '', $current = '') {

		

		$message = $current;

		if($new != '') {

			if ($current != '') {

				$message .= '<br />';

			}

			$message .= $new;

		}

		return $message;

	}

	

	public function footer() {

	 echo '<div style="text-align: center; color: rgb(211, 211, 211);">Powe'

	 .'red by <a href="http://www.ph'

	 .'oca.cz" style="text-decoration: none;" target="_blank" title="Phoc'

	 .'a.cz">Phoca</a> <a href="http://www.phoca.cz/phocaga'

	 .'llery" style="text-decoration: none;" target="_blank" title="Phoca Gal'

	 .'lery">Gall'

	 .'ery</a></div>';



	}

	

	function filterInput($string) {

		if (strpos($string, '"') !== false) {

			$string = str_replace(array('=', '<'), '', $string);

		}

		return $string;

	}

	

	function isURLAddress($url) {

		return preg_match('|^http(s)?://[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(/.*)?$|i', $url);

	}

}

?>