/src/plugins/system/jhellosef.php

<?php

/**

 * @version		$Id:jhellosef.php 6961 2009-01-12 19:13:20Z tcp $

 * @package		Joomla.Framework

 * @subpackage	Filter

 * @copyright	Copyright (C) 2005 - 2008 Open Source Matters. All rights reserved.

 * @license		GNU/GPL, see LICENSE.php

 * Joomla! is free software. This version may have been modified pursuant to the

 * GNU General Public License, and as distributed it includes or is derivative

 * of works licensed under the GNU General Public License or other free or open

 * source software licenses. See COPYRIGHT.php for copyright notices and

 * details.

 */



/**

 * JFilterOutput

 *

 * @static

 * @package 	Joomla.Framework

 * @subpackage	Filter

 * @since		1.5

 */

 

class JFilterOutput

{

	/**

	* Makes an object safe to display in forms

	*

	* Object parameters that are non-string, array, object or start with underscore

	* will be converted

	*

	* @static

	* @param object An object to be parsed

	* @param int The optional quote style for the htmlspecialchars function

	* @param string|array An optional single field name or array of field names not

	*					 to be parsed (eg, for a textarea)

	* @since 1.5

	*/

	function objectHTMLSafe( &$mixed, $quote_style=ENT_QUOTES, $exclude_keys='' )

	{

		if (is_object( $mixed ))

		{

			foreach (get_object_vars( $mixed ) as $k => $v)

			{

				if (is_array( $v ) || is_object( $v ) || $v == NULL || substr( $k, 1, 1 ) == '_' ) {

					continue;

				}



				if (is_string( $exclude_keys ) && $k == $exclude_keys) {

					continue;

				} else if (is_array( $exclude_keys ) && in_array( $k, $exclude_keys )) {

					continue;

				}



				$mixed->$k = htmlspecialchars( $v, $quote_style, 'UTF-8' );

			}

		}

	}



	/**

	 * This method processes a string and replaces all instances of & with &amp; in links only

	 *

	 * @static

	 * @param	string	$input	String to process

	 * @return	string	Processed string

	 * @since	1.5

	 */

	function linkXHTMLSafe($input)

	{

		$regex = 'href="([^"]*(&(amp;){0})[^"]*)*?"';

		return preg_replace_callback( "#$regex#i", array('JFilterOutput', '_ampReplaceCallback'), $input );

	}



	/**

	 * This method processes a string and replaces all accented UTF-8 characters by unaccented

	 * ASCII-7 "equivalents", whitespaces are replaced by hyphens and the string is lowercased.

	 *

	 * @static

	 * @param	string	$input	String to process

	 * @return	string	Processed string

	 * @since	1.5

	 */

	function stringURLSafe($string)

	{

	/** viet4777: overwriting the text function for alias replacing

	* Joomla! 1.5 checks if a class is already loaded so we can load the whole class and overwrite it :)

	*/

	$plugin = & JPluginHelper::getPlugin('system', 'jhellosef');

	$params = new JParameter( $plugin->params );

	$trans2 = $params->get('transformtext','');

	$vi_trans = $params->get('vi_trans',1);

	

	//remove any '-' from the string they will be used as concatonater

	$str = str_replace('-', ' ', $string);

	

	if($vi_trans>0) {

		$trans = array(

		"?"=>"d","?"=>"a","â"=>"a","á"=>"a","ŕ"=>"a","?"=>"a","ă"=>"a","?"=>"a",

		"?"=>"a","?"=>"a","?"=>"a","?"=>"a","?"=>"a",

		"?"=>"a","?"=>"a","?"=>"a","?"=>"a","?"=>"a",

		"é"=>"e","č"=>"e","?"=>"e","?"=>"e","?"=>"e",

		"?"=>"e","?"=>"e","?"=>"e","?"=>"e","?"=>"e",

		"í"=>"i","ě"=>"i","?"=>"i","?"=>"i","?"=>"i",

		"?"=>"u","ô"=>"o","?"=>"o","ę"=>"e",

		"?"=>"u","Ô"=>"o","?"=>"o","Ę"=>"e",

		"ú"=>"u","ů"=>"u","?"=>"u","?"=>"u","?"=>"u",

		"?"=>"u","?"=>"u","?"=>"u","?"=>"u","?"=>"u",

		"ó"=>"o","ň"=>"o","?"=>"o","ő"=>"o","?"=>"o",

		"?"=>"o","?"=>"o","?"=>"o","?"=>"o","?"=>"o",

		"?"=>"o","?"=>"o","?"=>"o","?"=>"o","?"=>"o",

		"ú"=>"u","ů"=>"u","?"=>"u","?"=>"u","?"=>"u",

		"?"=>"u","?"=>"u","?"=>"u","?"=>"u","?"=>"u",'ý'=>'y','?'=>'y','?'=>'y','?'=>'y','?'=>'y', 'Ý'=>'Y','?'=>'Y','?'=>'Y','?'=>'Y','?'=>'Y',

		"?"=>"D","?"=>"A","Â"=>"A","Á"=>"A","Ŕ"=>"A","?"=>"A","Ă"=>"A","?"=>"A",

		"?"=>"A","?"=>"A","?"=>"A","?"=>"A","?"=>"A",

		"?"=>"A","?"=>"A","?"=>"A","?"=>"A","?"=>"A",

		"É"=>"E","Č"=>"E","?"=>"E","?"=>"E","?"=>"E",

		"?"=>"E","?"=>"E","?"=>"E","?"=>"E","?"=>"E",

		"Í"=>"I","Ě"=>"I","?"=>"I","?"=>"I","?"=>"I",

		"?"=>"U","Ô"=>"O","?"=>"O","Ę"=>"E",

		"?"=>"U","Ô"=>"O","?"=>"O","Ę"=>"E",

		"Ú"=>"U","Ů"=>"U","?"=>"U","?"=>"U","?"=>"U",

		"?"=>"U","?"=>"U","?"=>"U","?"=>"U","?"=>"U",

		"Ó"=>"O","Ň"=>"O","?"=>"O","Ő"=>"O","?"=>"O",

		"?"=>"O","?"=>"O","?"=>"O","?"=>"O","?"=>"O",

		"?"=>"O","?"=>"O","?"=>"O","?"=>"O","?"=>"O",

		"Ú"=>"U","Ů"=>"U","?"=>"U","?"=>"U","?"=>"U",

		"?"=>"U","?"=>"U","?"=>"U","?"=>"U","?"=>"U",);

		$str = strtr($str, $trans);

		}

	if($trans2 !='') {

		eval("\$trans2 = array(".$trans2.");");

		$str = strtr($str, $trans2);

		}

	//$str = strtr($str, $trans);

	$lang =& JFactory::getLanguage();

	$str = $lang->transliterate($str);	

	// remove any duplicate whitespace, and ensure all characters are alphanumeric

	$str = preg_replace(array('/\s+/','/[^A-Za-z0-9\-]/'), array('-',''), $str);

	// $str = preg_replace(array('/\s+/', '/\./'), array('-', '_'), $str);

	//$str = utf8_accents_to_ascii($str);

	// lowercase and trim

	$str = trim(strtolower($str));

	return $str;

	}



	/**

	* Replaces &amp; with & for xhtml compliance

	*

	* @todo There must be a better way???

	*

	* @static

	* @since 1.5

	*/

	function ampReplace( $text )

	{

		$text = str_replace( '&&', '*--*', $text );

		$text = str_replace( '&#', '*-*', $text );

		$text = str_replace( '&amp;', '&', $text );

		$text = preg_replace( '|&(?![\w]+;)|', '&amp;', $text );

		$text = str_replace( '*-*', '&#', $text );

		$text = str_replace( '*--*', '&&', $text );



		return $text;

	}



	/**

	 * Callback method for replacing & with &amp; in a string

	 *

	 * @static

	 * @param	string	$m	String to process

	 * @return	string	Replaced string

	 * @since	1.5

	 */

	function _ampReplaceCallback( $m )

	{

		 $rx = '&(?!amp;)';

		 return preg_replace( '#'.$rx.'#', '&amp;', $m[0] );

	}



	/**

	* Cleans text of all formating and scripting code

	*/

	function cleanText ( &$text )

	{

		$text = preg_replace( "'<script[^>]*>.*?</script>'si", '', $text );

		$text = preg_replace( '/<a\s+.*?href="([^"]+)"[^>]*>([^<]+)<\/a>/is', '\2 (\1)', $text );

		$text = preg_replace( '/<!--.+?-->/', '', $text );

		$text = preg_replace( '/{.+?}/', '', $text );

		$text = preg_replace( '/&nbsp;/', ' ', $text );

		$text = preg_replace( '/&amp;/', ' ', $text );

		$text = preg_replace( '/&quot;/', ' ', $text );

		$text = strip_tags( $text );

		$text = htmlspecialchars( $text );

		return $text;

	}

}