<?php

/**

* Copyright 2016 Luis Alberto Pabon Flores

*

* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

*

* http://www.apache.org/licenses/LICENSE-2.0

*

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

*/

namespace AppBundle\Controller;

use AppBundle\Entity\ORM\Post;

use AppBundle\Entity\ORM\PostComment;

use AppBundle\Form\PostCommentType;

use Symfony\Component\Form\FormError;

use Symfony\Component\Form\FormInterface;

use Symfony\Component\HttpFoundation\Request;

/**

* Controller for posts and post comments

*

* @package AppBundle\Controller

* @author Luis A. Pabon Flores

*/

class PostController extends AbstractController

{

/**

* Single post page.

*

* @param Request $request

*

* @return \Symfony\Component\HttpFoundation\Response

*/

public function showPostAction(Request $request)

{

$post = $this

->getDatabaseTable('AppBundle:ORM\Post')

->findOneBy(['slug' => $request->get('slug'), 'active' => true]);

if (!$post) {

throw $this->createNotFoundException('Post not found');

}

// Post comment form generation and processing

$postCommentForm = $this->postCommentFormProcessor($request, $post);

return $this->render('AppBundle:Post:post.html.twig',

['post' => $post, 'form' => $postCommentForm->createView()]);

}

/**

* Generates and processes the post comment form

*

* @param Request $request

* @param Post $post

*

* @return FormInterface

*/

private function postCommentFormProcessor(Request $request, Post $post): FormInterface

{

// Comments form

$postComment = new PostComment();

$form = $this->createForm(PostCommentType::class, $postComment, ['method' => Request::METHOD_POST]);

// Process form

$form->handleRequest($request);

if ($form->isSubmitted() && $form->isValid() === true) {

// If human, persist

if ($this->checkRecaptcha($request) === true) {

$em = $this->getEntityManager();

$postComment->setPost($post);

$em->persist($postComment);

$em->flush();

// Add success message

$request

->getSession()

->getFlashBag()

->add('commentForm', true);

} else {

$form->addError(new FormError('We failed to verify you are human'));

}

}

return $form;

}

}