<?php
/** 
* @package		uForum2
* @file		inc/models/PostsModel.php
* @copyright	2007-2015 (c) PioDer 
* @link    		http://www.pioder.pl/
* @license		see LICENSE.txt
**/

class PostsModel extends Model
{
	private $topic_info = null;
	private $post_info = null;
	
	public function getTopic($topic_id)	
	{
		if ($this->topic_info == null)
		{
			$query = '
			SELECT 
			t.topic_id as topic_id, t.title as topic_title, t.sticky as topic_sticky, t.locked as topic_locked, t.forum_id as forum_id, f.name as forum_name, f.locked as forum_locked, pc.post_count as post_count 
			FROM '.TOPICS_TABLE.' t 
			LEFT JOIN '.FORUMS_TABLE.' f ON f.forum_id = t.forum_id
			LEFT JOIN '.TOPICS_PC_VIEW.' pc ON pc.topic_id = t.topic_id
			WHERE t.topic_id=\''.$topic_id.'\'';
			$out = $this->select_query($query);
			if (count($out) > 0)
				$this->topic_info = $out[0];
		}
		
		return $this->topic_info;
	}
	
	public function getPosts($topic_id)
	{
		$out = $this->select (POSTS_VIEW, '*', 'topic_id=\''.$topic_id.'\'', 'post_id ASC');
		
		if ($out != null)
			return $out;
		else
			return null;
	}
	
	public function getPost($post_id)
	{
		$out = $this->select (POSTS_VIEW, '*', 'post_id=\''.$post_id.'\'');
		
		if (count($out) > 0)
			return $out[0];
		else
			return null;
	}
	
	public function getFirstPost($topic_id)
	{
		$out = $this->select (POSTS_VIEW, 'post_id', 'topic_id=\''.$topic_id.'\'', 'post_id ASC', 1);
		
		if (count($out) > 0)
			return $out[0];
		else
			return null;
	}
	
	//mod options
	public function deletePost($post_id)
	{
		$query = 'DELETE FROM '.POSTS_TABLE.' WHERE post_id=\''.$post_id.'\';';
		
		$this->db->query($query);
	}
	
	public function deleteTopic($topic_id)
	{
		$query = 'call delete_topic(\''.$topic_id.'\');';	
		$this->db->query($query);
	}
	
	public function lockTopic($topic_id, $locked = true)
	{
		$query = 'UPDATE '.TOPICS_TABLE.' SET locked=\''.$locked.'\' WHERE topic_id=\''.$topic_id.'\';';
		
		$this->db->query($query);
	}
	
	public function stickTopic($topic_id, $sticky = true)
	{
		$query = 'UPDATE '.TOPICS_TABLE.' SET sticky=\''.$sticky.'\' WHERE topic_id=\''.$topic_id.'\';';
		
		$this->db->query($query);
	}
	
	public function moveTopic($topic_id, $forum_id)
	{
		$query = 'UPDATE '.TOPICS_TABLE.' SET forum_id=\''.$forum_id.'\' WHERE topic_id=\''.$topic_id.'\';';
		
		$this->db->query($query);
	}
	
	public function addTopic($title, $content, $forum_id, $user_id)
	{
		$query = 'call add_topic(\''.$title.'\',
						\''.$content.'\',
						\''.$forum_id.'\',
						\''.$user_id.'\',
						\''.$_SERVER['HTTP_USER_AGENT'].'\',
						@out);';
		$this->db->query($query);
		$result = $this->db->query('select @out as topic_id');
		
		if ($result != null)
			return $result->fetch_assoc()['topic_id'];
		else
			return null;
	}
	
	public function changePost($post_id, $content)
	{
		$query = 'UPDATE '.POSTS_TABLE.' SET `content`=\''.$content.'\' WHERE `post_id`=\''.$post_id.'\'';
		$this->db->query($query);
	}
	
	public function changeTopic($topic_id, $title)
	{
		$query = 'UPDATE '.TOPICS_TABLE.' SET `title`=\''.$title.'\' WHERE `topic_id`=\''.$topic_id.'\'';
		$this->db->query($query);
	}
	
	public function addPost($topic_id, $user_id, $content)
	{
		$query = 'INSERT INTO '.POSTS_TABLE.'
				(post_id, topic_id, user_id, content, date, user_agent)
				VALUES
				(NULL, \''.$topic_id.'\', \''.$user_id.'\', \''.$content.'\', NOW(), \''.$_SERVER['HTTP_USER_AGENT'].'\')';
		$this->db->query($query);
	}
}
?>