sakura/app/Controllers/NewsController.php

<?php
/**
 * Holds the news controller.
 * @package Sakura
 */

namespace Sakura\Controllers;

use Phroute\Phroute\Exception\HttpRouteNotFoundException;
use Sakura\DB;
use Sakura\Config;
use Sakura\News\Category;
use Sakura\News\Post;

/**
 * News controller.
 * @package Sakura
 * @author Julian van de Groep <me@flash.moe>
 */
class NewsController extends Controller
{
    /**
     * Shows all news posts in any category.
     * @return string
     */
    public function index(): string
    {
        $categories = DB::table('news_categories')->get();
        $news = new Category;

        return view('news/index', compact('categories', 'news'));
    }

    /**
     * Shows all posts in a specific category.
     * @param int $catId
     * @throws HttpRouteNotFoundException
     * @return string
     */
    public function category(int $catId = 1): string
    {
        $category = new Category($catId);

        if ($category->id === 0) {
            throw new HttpRouteNotFoundException;
        }

        return view('news/category', compact('category'));
    }

    /**
     * Returns a news post.
     * @param int $id
     * @throws HttpRouteNotFoundException
     * @return string
     */
    public function post(int $id = 0): string
    {
        // Create the post object
        $post = new Post($id);

        if (!$post->id) {
            throw new HttpRouteNotFoundException;
        }

        return view('news/post', compact('post'));
    }
}