phpbu\App\Util\Path

Complexity

Total Complexity

32

Size/Duplication

Total Lines	221
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

98.21%

Importance

Changes

0

15 Methods

Rating	Name	Duplication	Size	Complexity
A	replaceDatePlaceholders()	0	11	2
A	isContainingPlaceholder()	0	4	1
A	replaceTargetPlaceholders()	0	7	1
A	datePlaceholdersToRegex()	0	5	1
A	hasTrailingSlash()	0	4	1
A	withTrailingSlash()	0	4	2
A	withoutTrailingSlash()	0	4	3
A	hasLeadingSlash()	0	4	1
A	withLeadingSlash()	0	4	2
A	withoutLeadingSlash()	0	4	2
B	isAbsolutePath()	0	26	5
A	isAbsoluteWindowsPath()	0	4	3
B	toAbsolutePath()	0	16	5
A	getDirectoryList()	0	8	2
A	getPathDepth()	0	4	1

<?php
namespace phpbu\App\Util;

use RuntimeException;

/**
 * Path utility class.
 *
 * @package    phpbu
 * @subpackage Util
 * @author     Sebastian Feldmann <sebastian@phpbu.de>
 * @copyright  Sebastian Feldmann <sebastian@phpbu.de>
 * @license    https://opensource.org/licenses/MIT The MIT License (MIT)
 * @link       http://phpbu.de/
 * @since      Class available since Release 5.1.0
 */
class Path
{
    /**
     * Date placeholder replacement.
     * Replaces %{somevalue} with date({somevalue}).
     *
     * @param  string               $string
     * @param  mixed <integer|null> $time
     * @return string
     */
    public static function replaceDatePlaceholders($string, $time = null)
    {
        $time = $time === null ? time() : $time;
        return preg_replace_callback(
            '#%([a-zA-Z])#',
            function($match) use ($time) {
                return date($match[1], $time);
            },
            $string
        );
    }

    /**
     * Does a given string contain a date placeholder.
     *
     * @param  string $string
     * @return bool
     */
    public static function isContainingPlaceholder($string)
    {
        return false !== strpos($string, '%');
    }

    /**
     * Replaces %TARGET_DIR% and %TARGET_FILE% in given string.
     *
     * @param  string $string
     * @param  string $target
     * @return string
     */
    public static function replaceTargetPlaceholders($string, $target)
    {
        $targetDir  = dirname($target);
        $search     = ['%TARGET_DIR%', '%TARGET_FILE%'];
        $replace    = [$targetDir, $target];
        return str_replace($search, $replace, $string);
    }

    /**
     * Create a regex that matches the raw path considering possible date placeholders.
     *
     * @param  string $stringWithDatePlaceholders
     * @return string
     */
    public static function datePlaceholdersToRegex($stringWithDatePlaceholders)
    {
        $regex = preg_quote($stringWithDatePlaceholders, '#');
        return preg_replace('#%[a-z]#i', '[0-9a-z]+', $regex);
    }

    /**
     * Determine if the path has a trailing slash.
     *
     * @param  string $string
     * @return bool
     */
    public static function hasTrailingSlash(string $string) : bool
    {
        return substr($string, -1) === '/';
    }

    /**
     * Adds trailing slash to a string/path if not already there.
     *
     * @param  string $string
     * @return string
     */
    public static function withTrailingSlash($string)
    {
        return $string . (self::hasTrailingSlash($string) ? '' : '/');
    }

    /**
     * Removes the trailing slash from a string/path.
     *
     * @param  string $string
     * @return string
     */
    public static function withoutTrailingSlash($string)
    {
        return strlen($string) > 1 && self::hasTrailingSlash($string) ? substr($string, 0, -1) : $string;
    }

    /**
     * Determine if the path has a leading slash.
     *
     * @param  string $string
     * @return bool
     */
    public static function hasLeadingSlash(string $string) : bool
    {
        return substr($string, 0, 1) === '/';
    }

    /**
     * Adds leading slash to a string/path if not already there.
     *
     * @param  string $string
     * @return string
     */
    public static function withLeadingSlash($string)
    {
        return (self::hasLeadingSlash($string) ? '' : '/') . $string;
    }

    /**
     * Removes the leading slash from a string/path.
     *
     * @param  string $string
     * @return string
     */
    public static function withoutLeadingSlash($string)
    {
        return self::hasLeadingSlash($string) ? substr($string, 1) : $string;
    }

    /**
     * Is given path absolute.
     *
     * @param  string $path
     * @return bool
     */
    public static function isAbsolutePath($path) : bool
    {
        // path already absolute?
        if ($path[0] === '/') {
            return true;
        }

        // Matches the following on Windows:
        //  - \\NetworkComputer\Path
        //  - \\.\D:
        //  - \\.\c:
        //  - C:\Windows
        //  - C:\windows
        //  - C:/windows
        //  - c:/windows
        if (defined('PHP_WINDOWS_VERSION_BUILD') && self::isAbsoluteWindowsPath($path)) {
            return true;
        }

        // Stream
        if (strpos($path, '://') !== false) {
            return true;
        }

        return false;
    }

    /**
     * Is given path an absolute windows path.
     *
     * @param  string $path
     * @return bool
     */
    public static function isAbsoluteWindowsPath($path) : bool
    {
        return ($path[0] === '\\' || (strlen($path) >= 3 && preg_match('#^[A-Z]\:[/\\\]#i', substr($path, 0, 3))));
    }

    /**
     * Converts a path to an absolute one if necessary relative to a given base path.
     *
     * @param  string  $path
     * @param  string  $base
     * @param  boolean $useIncludePath
     * @return string
     */
    public static function toAbsolutePath(string $path, string $base, bool $useIncludePath = false) : string
    {
        if (self::isAbsolutePath($path)) {
            return $path;
        }

        $file = $base . DIRECTORY_SEPARATOR . $path;

        if ($useIncludePath && !file_exists($file)) {
            $includePathFile = stream_resolve_include_path($path);
            if ($includePathFile) {
                $file = $includePathFile;
            }
        }
        return $file;
    }

    /**
     * Return list of directories in a given path.
     *
     * @param  string $path
     * @return array
     */
    public static function getDirectoryList(string $path) : array
    {
        $parts = explode('/', $path);
        if (self::hasLeadingSlash($path)) {
            $parts[0] = '/';
        }
        return array_filter($parts);
    }

    /**
     * Returns directory depth of a given path.
     *
     * @param  string $path
     * @return int
     */
    public static function getPathDepth(string $path) : int
    {
        return count(self::getDirectoryList($path));
    }
}