Romm\Formz\Middleware\Item\AbstractMiddleware

Complexity

Total Complexity

18

Size/Duplication

Total Lines	165
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	9

Importance

Changes

0

14 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	13	2
A	initialize()	0	6	1
A	initializeMiddleware()	0	3	1
A	stopPropagation()	0	4	1
A	forward()	0	4	1
A	redirect()	0	3	1
A	getFormObject()	0	4	1
A	getResult()	0	4	1
A	getRequest()	0	4	1
A	getArguments()	0	4	1
A	getSettings()	0	4	1
A	getPriority()	0	4	1
A	getBoundSignalName()	0	12	3
A	dataPreProcessor()	0	10	2

<?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\Middleware\Item;

use Romm\ConfigurationObject\Service\Items\DataPreProcessor\DataPreProcessor;
use Romm\ConfigurationObject\Service\Items\DataPreProcessor\DataPreProcessorInterface;
use Romm\Formz\Core\Core;
use Romm\Formz\Error\FormResult;
use Romm\Formz\Exceptions\EntryNotFoundException;
use Romm\Formz\Form\FormObject;
use Romm\Formz\Middleware\Option\AbstractOptionDefinition;
use Romm\Formz\Middleware\Request\Exception\StopPropagationException;
use Romm\Formz\Middleware\MiddlewareInterface;
use Romm\Formz\Middleware\Request\Forward;
use Romm\Formz\Middleware\Request\Redirect;
use Romm\Formz\Middleware\Signal\MiddlewareSignal;
use Romm\Formz\Middleware\State\StateMiddlewareDependencyTrait;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Extbase\Mvc\Controller\Arguments;
use TYPO3\CMS\Extbase\Mvc\Web\Request;
use TYPO3\CMS\Extbase\Reflection\ReflectionService;

abstract class AbstractMiddleware implements MiddlewareInterface, DataPreProcessorInterface
{
    use StateMiddlewareDependencyTrait;

    /**
     * @var \Romm\Formz\Middleware\Option\DefaultOptionDefinition
     */
    protected $options;

    /**
     * @param AbstractOptionDefinition $options
     */
    public function __construct(AbstractOptionDefinition $options = null)
    {
        if (null === $options) {
            /** @var ReflectionService $reflectionService */
            $reflectionService = Core::instantiate(ReflectionService::class);

            $tag = $reflectionService->getPropertyTagValues(static::class, 'options', 'var');

            $options = GeneralUtility::makeInstance(ltrim(reset($tag), '\\'));
        }

        $this->options = $options;
    }

    /**
     * @todo
     */
    final public function initialize()
    {
        // @todo add options handling

        $this->initializeMiddleware();
    }

    /**
     * You can override this method in your child class to initialize your
     * middleware correctly.
     */
    protected function initializeMiddleware()
    {
    }

    /**
     * Will stop the propagation of middlewares: the next middlewares wont be
     * processed.
     *
     * Use with caution!
     */
    final protected function stopPropagation()
    {
        throw new StopPropagationException;
    }

    /**
     * Returns a new forward dispatcher, on which you can add options by calling
     * its fluent methods.
     *
     * You must call the method `dispatch()` to actually dispatch the forward
     * signal.
     *
     * @return Forward
     */
    final protected function forward()
    {
        return new Forward($this->getRequest());
    }

    /**
     * Returns a new redirect dispatcher, on which you can add options by
     * calling its fluent methods.
     *
     * You must call the method `dispatch()` to actually dispatch the redirect
     * signal.
     *
     * @return Redirect
     */
    final protected function redirect() {
        return new Redirect($this->getRequest());
    }

    /**
     * @return FormObject
     */
    final protected function getFormObject()
    {
        return $this->state->getFormObject();
    }

    /**
     * @return FormResult
     */
    final protected function getResult()
    {
        return $this->state->getResult();
    }

    /**
     * @return Request
     */
    final protected function getRequest()
    {
        return $this->state->getRequest();
    }

    /**
     * @return Arguments
     */
    final protected function getArguments()
    {
        return $this->state->getArguments();
    }

    /**
     * @return array
     */
    final protected function getSettings()
    {
        return $this->state->getSettings();
    }

    /**
     * @return int
     */
    public function getPriority()
    {
        return 0;
    }

    /**
     * Returns the name of the signal on which this middleware is bound.
     *
     * @return string
     * @throws EntryNotFoundException
     */
    final public function getBoundSignalName()
    {
        $interfaces = class_implements($this);

        foreach ($interfaces as $interface) {
            if (in_array(MiddlewareSignal::class, class_implements($interface))) {
                return $interface;
            }
        }

        throw new EntryNotFoundException('@todo'); // @todo
    }

    /**
     * @todo
     *
     * @param DataPreProcessor $processor
     */
    public static function dataPreProcessor(DataPreProcessor $processor)
    {
        $data = $processor->getData();

        if (false === isset($data['options'])) {
            $data['options'] = [];
        }

        $processor->setData($data);
    }
}