Location: PHPKode > projects > Dwoo > dwoo/plugins/builtin/functions/escape.php
<?php

/**
 * Applies various escaping schemes on the given string
 * <pre>
 *  * value : the string to process
 *  * format : escaping format to use, valid formats are : html, htmlall, url, urlpathinfo, quotes, hex, hexentity, javascript and mail
 *  * charset : character set to use for the conversion (applies to some formats only), defaults to the current Dwoo charset
 * </pre>
 * This software is provided 'as-is', without any express or implied warranty.
 * In no event will the authors be held liable for any damages arising from the use of this software.
 *
 * @author     Jordi Boggiano <hide@address.com>
 * @copyright  Copyright (c) 2008, Jordi Boggiano
 * @license    http://dwoo.org/LICENSE   Modified BSD License
 * @link       http://dwoo.org/
 * @version    1.0.0
 * @date       2008-10-23
 * @package    Dwoo
 */
function Dwoo_Plugin_escape(Dwoo $dwoo, $value='', $format='html', $charset=null)
{
	if ($charset === null) {
		$charset = $dwoo->getCharset();
	}

	switch($format)
	{

	case 'html':
		return htmlspecialchars((string) $value, ENT_QUOTES, $charset);
	case 'htmlall':
		return htmlentities((string) $value, ENT_QUOTES, $charset);
	case 'url':
		return rawurlencode((string) $value);
	case 'urlpathinfo':
		return str_replace('%2F', '/', rawurlencode((string) $value));
	case 'quotes':
		return preg_replace("#(?<!\\\\)'#", "\\'", (string) $value);
	case 'hex':
		$out = '';
		$cnt = strlen((string) $value);
		for ($i=0; $i < $cnt; $i++) {
			$out .= '%' . bin2hex((string) $value[$i]);
		}
		return $out;
	case 'hexentity':
		$out = '';
		$cnt = strlen((string) $value);
		for ($i=0; $i < $cnt; $i++)
			$out .= '&#x' . bin2hex((string) $value[$i]) . ';';
		return $out;
	case 'javascript':
		return strtr((string) $value, array('\\'=>'\\\\',"'"=>"\\'",'"'=>'\\"',"\r"=>'\\r',"\n"=>'\\n','</'=>'<\/'));
	case 'mail':
		return str_replace(array('@', '.'), array('&nbsp;(AT)&nbsp;', '&nbsp;(DOT)&nbsp;'), (string) $value);
	default:
		return $dwoo->triggerError('Escape\'s format argument must be one of : html, htmlall, url, urlpathinfo, hex, hexentity, javascript or mail, "'.$format.'" given.', E_USER_WARNING);

	}
}
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