SimpleTemplate.php

<?php declare(strict_types=1);
/**
 * Part of Windwalker project.
 *
 * @copyright  Copyright (C) 2019 LYRASOFT.
 * @license    GNU General Public License version 2 or later.
 */

namespace Windwalker\String;

use Windwalker\Utilities\ArrayHelper;

/**
 * The SimpleTemplate class.
 *
 * @since  2.1.8
 */
abstract class SimpleTemplate
{
    /**
     * Parse variable and replace it. This method is a simple template engine.
     *
     * Example: The {{ foo.bar.yoo }} will be replace to value of `$data['foo']['bar']['yoo']`
     *
     * @param   string $string The template to replace.
     * @param   array  $data   The data to find.
     * @param   array  $tags   The variable tags.
     *
     * @return  string Replaced template.
     */
    public static function render($string, $data = [], $tags = ['{{', '}}'])
    {
        $defaultTags = ['{{', '}}'];

        $tags = (array) $tags + $defaultTags;

        list($begin, $end) = $tags;

        $regex = preg_quote($begin) . '\s*(.+?)\s*' . preg_quote($end);

        return preg_replace_callback(
            chr(1) . $regex . chr(1),
            function ($match) use ($data) {
                $return = ArrayHelper::getByPath($data, $match[1]);

                if (is_array($return) || is_object($return)) {
                    return print_r($return, 1);
                } else {
                    return $return;
                }
            },
            (string) $string
        );
    }
}