Romm\Formz\Service\ViewHelper\SlotViewHelperService

Complexity

Total Complexity

4

Size/Duplication

Total Lines	44
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	addSlotClosure()	0	4	1
A	getSlotClosure()	0	6	2
A	resetState()	0	4	1

<?php
/*
 * 2017 Romain CANON <romain.hydrocanon@gmail.com>
 *
 * This file is part of the TYPO3 Formz project.
 * It is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License, either
 * version 3 of the License, or any later version.
 *
 * For the full copyright and license information, see:
 * http://www.gnu.org/licenses/gpl-3.0.html
 */

namespace Romm\Formz\Service\ViewHelper;

use TYPO3\CMS\Core\SingletonInterface;

class SlotViewHelperService implements SingletonInterface
{
    /**
     * Contains the closures which will render the registered slots. The keys
     * of this array are the names of the slots.
     *
     * @var callable[]
     */
    private $slots = [];

    /**
     * Adds a closure - which will render the slot with the given name - to the
     * private storage in this class.
     *
     * @param string   $name
     * @param callable $closure
     */
    public function addSlotClosure($name, $closure)
    {
        $this->slots[$name] = $closure;
    }

    /**
     * Returns the closure which will render the slot with the given name. If
     * nothing is found, `null` is returned.
     *
     * @param string $name
     * @return callable|null
     */
    public function getSlotClosure($name)
    {
        return (true === isset($this->slots[$name]))
            ? $this->slots[$name]
            : null;
    }

    /**
     * Resets the list of closures.
     */
    public function resetState()
    {
        $this->slots = [];
    }
}