<?php

namespace Evoweb\EwBase\ViewHelpers\Condition;

/*
 * This file is part of the FluidTYPO3/Vhs project under GPLv2 or later.
 *
 * For the full copyright and license information, please read the
 * LICENSE.md file that was distributed with this source code.
 */

use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractConditionViewHelper;

/**
 * ### Condition: String contains substring
 *
 * Condition ViewHelper which renders the `then` child if provided
 * string $haystack contains provided string $needle.
 */
class StringContainsViewHelper extends AbstractConditionViewHelper
{
    /**
     * Initialize arguments
     */
    public function initializeArguments()
    {
        parent::initializeArguments();
        $this->registerArgument('haystack', 'string', 'haystack', true);
        $this->registerArgument('needle', 'string', 'need', true);
    }

    /**
     * @param array $arguments
     * @return bool
     */
    protected static function evaluateCondition($arguments = null)
    {
        return false !== strpos($arguments['haystack'], $arguments['needle']);
    }
}