79 lines
2.0 KiB
PHP
79 lines
2.0 KiB
PHP
<?php
|
|
/**
|
|
* @package Joomla.Component.Builder
|
|
*
|
|
* @created 3rd September, 2020
|
|
* @author Llewellyn van der Merwe <https://dev.vdm.io>
|
|
* @git Joomla Component Builder <https://git.vdm.dev/joomla/Component-Builder>
|
|
* @copyright Copyright (C) 2015 Vast Development Method. All rights reserved.
|
|
* @license GNU General Public License version 2 or later; see LICENSE.txt
|
|
*/
|
|
|
|
namespace VDM\Joomla\Utilities\String;
|
|
|
|
|
|
use VDM\Joomla\Utilities\StringHelper;
|
|
|
|
|
|
/**
|
|
* Control the naming of a namespace helper
|
|
*
|
|
* @since 3.0.9
|
|
*/
|
|
abstract class NamespaceHelper
|
|
{
|
|
/**
|
|
* Making namespace safe
|
|
*
|
|
* @param string $string The namespace string you would like to make safe
|
|
*
|
|
* @return string on success
|
|
* @since 3.0.9
|
|
*/
|
|
public static function safe(string $string): string
|
|
{
|
|
// Remove leading and trailing backslashes
|
|
$string = trim($string, '\\');
|
|
|
|
// Split the string into namespace segments
|
|
$segments = explode('\\', $string);
|
|
|
|
// make each segment safe
|
|
$segments = array_map([self::class, 'safeSegment'], $segments);
|
|
|
|
// Join the namespace segments back together
|
|
return implode('\\', $segments);
|
|
}
|
|
|
|
/**
|
|
* Making one namespace segment safe
|
|
*
|
|
* @param string $string The namespace segment string you would like to make safe
|
|
*
|
|
* @return string on success
|
|
* @since 3.0.9
|
|
*/
|
|
public static function safeSegment(string $string): string
|
|
{
|
|
// Check if segment starts with a number
|
|
if (preg_match("/^\d/", $string))
|
|
{
|
|
// Extract the starting number(s)
|
|
preg_match("/^\d+/", $string, $matches);
|
|
|
|
if (isset($matches[0]))
|
|
{
|
|
$numberWord = StringHelper::numbers($matches[0]);
|
|
$string = str_replace($matches[0], $numberWord, $string);
|
|
}
|
|
}
|
|
|
|
// Transliterate string TODO: look again as this makes it lowercase
|
|
// $segment = StringHelper::transliterate($segment);
|
|
|
|
// Make sure segment only contains valid characters
|
|
return preg_replace("/[^A-Za-z0-9]/", '', $string);
|
|
}
|
|
}
|
|
|