<?php

/**

* Copyright 2015 OpenStack Foundation

* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

* http://www.apache.org/licenses/LICENSE-2.0

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

**/

/**

* Class UrlUtils

*/

final class UrlUtils {

/**

* @param string $url

* @return string

*/

public static function getSlug($url){

$slug = strtolower($url);

$slug = preg_replace('~[^\\pL0-9_]+~u', '-', $slug);

$slug = preg_replace('~[^-a-z0-9_]+~', '', $slug);

$slug = rtrim($slug, '-');

return $slug;

}

}