Alchemy\Resource\PathUtil

Complexity

Total Complexity

4

Size/Duplication

Total Lines	38
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	basename()	0	4	2
A	sanitizeExtension()	0	4	1
A	extractExtension()	0	4	1

<?php

/*
 * This file is part of alchemy/resource-component.
 *
 * (c) Alchemy <info@alchemy.fr>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Alchemy\Resource;

final class PathUtil
{
    /**
     * Extracts the file basename from a file path
     *
     * @param string $path File path
     * @return string The file basename or the input value if it has no path component.
     */
    public static function basename($path)
    {
        return (false === $pos = strrpos(strtr($path, '\\', '/'), '/')) ? $path : substr($path, $pos + 1);
    }

    /**
     * Sanitizes an extension.
     *
     * Strips dot from the beginning, converts to lowercase and remove trailing
     * whitespaces
     *
     * @param string $extension
     * @return string The sanitized extension
     */
    public static function sanitizeExtension($extension)
    {
        return ltrim(trim(mb_strtolower($extension)), '.');
    }

    /**
     * Returns the extension of a file
     *
     * @param string $path
     * @return string
     */
    public static function extractExtension($path)
    {
        return self::sanitizeExtension(pathinfo($path, PATHINFO_EXTENSION));
    }
}