<?php
defined('BASE') or exit('Direct script access is not allowed!');
require_once "BlogList.php";
require_once "BlogShow.php";
require_once "BlogEdit.php";

require_once BASE.'/app/model/Post.php';
require_once BASE . '/app/model/base/DAO.php';

class Blog extends BaseController
{
	public function processPOST()
	{
		parent::processPOST();
		if (isset($_POST['form'])) {
			if ($_POST['form'] == 'edit')
			{
				BaseController::callController(BASEEXT.'/blog', 'BlogEdit', array());
			}
			else if ($_POST['form'] == 'comment')
			{
				BaseController::callController(BASEEXT.'/blog', 'BlogShow', array());
			}
			header('Location: '.$_SERVER['HTTP_REFERER']);
		}
	}

	private function processAction($dao, $v)
	{
		if ( !isset($this->params[0])) {
			$action = 'list'; // default action
		} else {
			$action = trim($this->params[0]);
		}
		$err = '';
		
		if ( in_array($action, array('list','show','edit')) )
		{
			if ($action == 'list') {
				$html = BaseController::callController(BASEEXT.'/blog', 'BlogList', array());
			}
			else {
				$postId = trim(sanitize_str($this->params[1]));				
				if ($action == 'show') {
					$html = BaseController::callController(BASEEXT.'/blog', 'BlogShow', array($postId));
				}
				else if ($action == 'edit') {					
					$html = BaseController::callController(BASEEXT.'/blog', 'BlogEdit', array($postId));
				}
			}
			$v->assign('inc_content', 'blank.html');
			$v->assign('content', $html);
		}
		else {
			if ($action == 'remove')
			{				
				// ex: requesting: /blog/delete/2
				$id = trim(sanitize_str($this->params[1]));
				if (isDemoMode() && $id == 1) $err = '<span id="msgWarn">Demo Mode: removing entry #1 is not allowed!</span>';
				if ($err == '') {
					$dao->removeById($id);
				}
			}
			else if ($action == 'add')
			{
				$randNum = mt_rand(0, 99999);
				$dbNow = date( 'Y-m-d H:i:s' );
				$newPost = new Post(
								array('title' => 'Blog entry '.$randNum,
									'description' => 'description '.$randNum,
									'content' => 'content '.$randNum,
									'createTime' => $dbNow)
							);				
				$dao->execute("INSERT INTO post(title, description, content, createTime)
							VALUES(:title, :description, :content, :createTime)", $newPost->getFields());
			}
			$posts = $dao->getAll();

			$v->assign('inc_content', BASEEXT.'/blog/view/admin.html');
			$v->assign('err', $err);
	        $v->assign('posts', $posts);
	        $v->assign('totalPosts', $dao->countAll());
	        $v->assign('content', '');
		}
		return $html;
	}
	
	public function view()
	{
		if ($this->isPosting()) return $this->processPOST();

		$dao = DAO::getDAO('PostDAO');

		$v = $this->smarty;
        $v->assign('title', t('home_page_title'));

        $this->processAction($dao, $v);

        $this->display($v, v('index.html'));
	}
}