106 lines
2.6 KiB
PHP
106 lines
2.6 KiB
PHP
<?php
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/**
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* @package Joomla.Component.Builder
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*
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* @created 4th September, 2022
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* @author Llewellyn van der Merwe <https://dev.vdm.io>
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* @git Joomla Component Builder <https://git.vdm.dev/joomla/Component-Builder>
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* @copyright Copyright (C) 2015 Vast Development Method. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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namespace VDM\Joomla\Abstraction\Registry\Traits;
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use VDM\Joomla\Componentbuilder\Compiler\Utilities\Indent;
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/**
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* Var Export Values
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*
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* @since 3.2.0
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*/
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trait VarExport
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{
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/**
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* Default indentation value
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*
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* @var int
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* @since 3.4.0
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*/
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protected int $indent = 2;
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/**
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* Method to export a set of values to a PHP array
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*
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* @param string|null $path Registry path (e.g. joomla.content.showauthor)
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* @param int $indentation The default indentation
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*
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* @return ?string The var set being exported as a PHP array
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* @since 3.4.0
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*/
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public function varExport(?string $path = null, int $indentation = 2): ?string
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{
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// Load the data array
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if ($path === null && $this->isActive())
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{
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$data = $this->allActive();
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}
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else
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{
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$data = $this->get($path);
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}
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// check if we have data
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if ($data === null)
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{
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return null;
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}
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// set the default indentation value
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$this->indent = $indentation;
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// convert to string
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$data = var_export($data, true);
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// replace all space with system indentation
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$data = preg_replace_callback("/^(\s{2})(\s{2})?(\s{2})?(\s{2})?(\s{2})?(\s{2})?(\s{2})?(\s{2})?(\s{2})?(\s{2})?(\s{2})?(.*)/m", [$this, 'convertIndent'], $data);
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// convert all array to []
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$array = preg_split("/\r\n|\n|\r/", $data);
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$array = preg_replace(["/\s*array\s\($/", "/\)(,)?$/", "/\s=>\s$/"], [NULL, ']$1', ' => ['], $array);
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$data = implode(PHP_EOL, array_filter(["["] + $array));
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// add needed indentation to the last ]
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$data = preg_replace("/^(\])/m", Indent::_($indentation) . '$1', $data);
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return $data;
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}
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/**
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* Method to convert found of grouped spaces to system indentation
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*
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* @param array $matches The regex array of matching values
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*
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* @return string The resulting string.
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* @since 3.4.0
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*/
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protected function convertIndent(array $matches): string
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{
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// set number to indent by default
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$indent = Indent::_($this->indent);
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// update each found space (group) with one indentation
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foreach (range(1, 11) as $space)
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{
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if (strlen((string) $matches[$space]) > 0)
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{
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$indent .= Indent::_(1);
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}
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}
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return $indent . $matches[12];
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}
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}
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