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<?php
/**
 * Kunena Component
 * @package Kunena.Framework
 * @subpackage Tables
 *
 * @copyright (C) 2008 - 2016 Kunena Team. All rights reserved.
 * @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
 * @link https://www.kunena.org
 **/
defined ( '_JEXEC' ) or die ();

require_once(__DIR__ . '/kunena.php');

/**
 * Kunena Attachments Table
 * Provides access to the #__kunena_attachments table
 */
class TableKunenaAttachments extends KunenaTable
{
	public $id = null;
	public $userid = null;
	public $mesid = null;
	public $protected = null;
	public $hash = null;
	public $size = null;
	public $folder = null;
	public $filetype = null;
	public $filename = null;
	public $filename_real = null;
	public $comment = null;

	public function __construct($db)
	{
		parent::__construct ( '#__kunena_attachments', 'id', $db );
	}

	public function check()
	{
		$user = KunenaUserHelper::get($this->userid);
		$message = KunenaForumMessageHelper::get($this->mesid);

		if ($this->userid != 0 && !$user->exists())
		{
			$this->setError(JText::sprintf('COM_KUNENA_LIB_TABLE_ATTACHMENTS_ERROR_USER_INVALID', (int) $user->userid));
		}

		if ($message->id && !$message->exists())
		{
			$this->setError(JText::sprintf('COM_KUNENA_LIB_TABLE_ATTACHMENTS_ERROR_MESSAGE_INVALID', (int) $message->id));
		}

		$this->folder = trim($this->folder, '/');
		if (!$this->folder)
		{
			$this->setError(JText::_('COM_KUNENA_LIB_TABLE_ATTACHMENTS_ERROR_NO_FOLDER'));
		}

		if (!$this->filename)
		{
			$this->setError(JText::_('COM_KUNENA_LIB_TABLE_ATTACHMENTS_ERROR_NO_FILENAME'));
		}

		if (!$this->filename_real)
		{
			$this->filename_real = $this->filename;
		}

		$file = JPATH_ROOT . "/{$this->folder}/{$this->filename}";
		if (!is_file($file))
		{
			$this->setError(JText::sprintf('COM_KUNENA_LIB_TABLE_ATTACHMENTS_ERROR_FILE_MISSING', "{$this->folder}/{$this->filename}"));
		}
		else
		{
			if (!$this->hash)
			{
				$this->hash = md5_file($file);
			}

			if (!$this->size)
			{
				$this->size = filesize($file);
			}

			if (!$this->filetype)
			{
				$this->filetype = KunenaFile::getMime($file);
			}
		}

		return ($this->getError () == '');
	}
}