<?php /* Copyright (c) 2024 Freya Murphy */
class Blog_controller extends Controller {

	public $comments_controller;
	private $blog_model;

	function __construct()
	{
		$this->blog_model = $this->load_model('blog');
		$this->comments_controller = $this->load_controller('_comments');
	}

	public function index(): void
	{
		parent::index();

		$data = $this->blog_model->get_data();
		$this->view('header', $data);
		$this->view('blog/main', $data);
		$this->view('footer', $data);
	}

	private function protect(string $folder, string $name): void
	{
		$basepath = ASSET_ROOT . '/' . $folder . '/';
		$realBase = realpath($basepath);

		$userpath = $basepath . $name . '.md';
		$realUserPath = realpath($userpath);

		if ($realUserPath === false || strpos($realUserPath, $realBase) !== 0) {
			$this->error(404);
		}
	}

	public function post($name): void
	{
		$this->protect('blog', $name);

		parent::index();

		$data = $this->blog_model->get_post($name);
		if ($data === FALSE) {
			$this->error(404);
		}
		$this->view('header', $data);
		$this->view('blog/post', $data);
		$ref = "blog/post/{$name}";
		$this->comments_controller->comments($data['post']['meta']['name'], $ref);
		$this->view('footer', $data);
	}

	public function writeup($name): void
	{
		$this->protect('writeup', $name);

		parent::index();

		$data = $this->blog_model->get_writeup($name);
		if ($data === FALSE) {
			$this->error(404);
		}
		$this->view('header', $data);
		$this->view('blog/writeup', $data);
		$ref = "blog/writeup/{$name}";
		$this->comments_controller->comments($data['post']['meta']['name'], $ref);
		$this->view('footer', $data);
	}

	public function rss(): void
	{
		$data = $this->blog_model->get_data();
		header('Content-Type: application/xml');
		$this->view('blog/rss', $data);
		die();
	}

}

?>