<?php
/**
 * patTemplate modfifier Urlencode
 *
 * @package airclip
 * @package Modifiers
 * @author Robert Wartenberg
 */

/**
 * patTemplate modfifier Urlencode
 *
 * @package airclip
 * @package Modifiers
 * @author Robert Wartenberg
 */
class patTemplate_Modifier_Urlencode extends patTemplate_Modifier
{
    /**
     * modify an URL
     *
     * If parameter replaceslashes is not empty
     * all slashes will be replaced with this string
     * otherwise default php urlencode() runs
     *
     * @access public
     * @param string value
     * @param string replace
     * @return string modified value
     */
    public function modify($value, $params = array())
    {
        $params =   array_merge(array(
                                'replaceslashes'    =>  '',
                                'replacequestion'   =>  ''
                            ), $params);

        $value = str_replace('?', $params['replacequestion'], $value);

        if (empty($params['replaceslashes'])) {
            return urlencode($value);
        }

        $value = str_replace('%2F', $params['replaceslashes'], $value);
        $value = str_replace('/', $params['replaceslashes'], $value);
        return urlencode($value);
    }
}