<?php

namespace Evoweb\EwBase\ViewHelpers;

/*
 * This file is developed by evoWeb.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 */

use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;

class TrimViewHelper extends AbstractViewHelper
{
    use CompileWithRenderStatic;

    /**
     * @var bool
     */
    protected $escapeOutput = false;

    public function initializeArguments()
    {
        parent::initializeArguments();
        $this->registerArgument('content', 'string', 'Content to be trimmed');
        $this->registerArgument('characters', 'string', 'Characters to be removed', false);
    }

    /**
     * @param array $arguments
     * @param \Closure $renderChildrenClosure
     * @param RenderingContextInterface $renderingContext
     *
     * @return string
     */
    public static function renderStatic(
        array $arguments,
        \Closure $renderChildrenClosure,
        RenderingContextInterface $renderingContext
    ) {
        $content = $arguments['content'] ? $arguments['content'] : $renderChildrenClosure();
        $characters = $arguments['characters'] ? $arguments['characters'] : null;

        if ($characters !== null) {
            $content = trim($content, $characters);
        } else {
            $content = trim($content);
        }
        return $content;
    }
}