<?php
/**
 *------------------------------------------------------------------------------
 *  iCagenda v3 by Jooml!C - Events Management Extension for Joomla! 2.5 / 3.x
 *------------------------------------------------------------------------------
 * @package     com_icagenda
 * @copyright   Copyright (c)2012-2014 Cyril RezŽ, Jooml!C - All rights reserved
 *
 * @license     GNU General Public License version 3 or later; see LICENSE.txt
 * @author      Cyril RezŽ (Lyr!C)
 * @link        http://www.joomlic.com
 *
 * @version     2.1 2013-02-17
 * @since       1.0
 *------------------------------------------------------------------------------
*/

// No direct access to this file
defined('_JEXEC') or die();

jimport('joomla.application.component.controllerform');

/**
 * Event controller class.
 */
class iCagendaControllerEvent extends JControllerForm
{

    function __construct()
    {
        $this->view_list = 'events';
        parent::__construct();
    }

	/**
	 * Method override to check if you can add a new record.
	 *
	 * @param   array  $data  An array of input data.
	 *
	 * @return  boolean
	 *
	 * @since   1.6
	 */
	protected function allowAdd($data = array())
	{
		// Initialise variables.
		$user = JFactory::getUser();
		$categoryId = JArrayHelper::getValue($data, 'catid', JRequest::getInt('filter_category_id'), 'int');
		$allow = null;

		if ($categoryId)
		{
			// If the category has been passed in the data or URL check it.
			$allow = $user->authorise('core.create', 'com_icagenda.category.' . $categoryId);
		}

		if ($allow === null)
		{
			// In the absense of better information, revert to the component permissions.
			return parent::allowAdd();
		}
		else
		{
			return $allow;
		}
	}

	/**
	 * Method override to check if you can edit an existing record.
	 *
	 * @param   array   $data  An array of input data.
	 * @param   string  $key   The name of the key for the primary key.
	 *
	 * @return  boolean
	 *
	 * @since   1.6
	 */
	protected function allowEdit($data = array(), $key = 'id')
	{
		// Initialise variables.
		$recordId = (int) isset($data[$key]) ? $data[$key] : 0;
		$user = JFactory::getUser();
		$userId = $user->get('id');

		// Check general edit permission first.
		if ($user->authorise('core.edit', 'com_icagenda.event.' . $recordId))
		{
			return true;
		}

		// Fallback on edit.own.
		// First test if the permission is available.
		if ($user->authorise('core.edit.own', 'com_icagenda.event.' . $recordId))
		{
			// Now test the owner is the user.
			$ownerId = (int) isset($data['created_by']) ? $data['created_by'] : 0;
			if (empty($ownerId) && $recordId)
			{
				// Need to do a lookup from the model.
				$record = $this->getModel()->getItem($recordId);

				if (empty($record))
				{
					return false;
				}

				$ownerId = $record->created_by;
			}

			// If the owner matches 'me' then do the test.
			if ($ownerId == $userId)
			{
				return true;
			}
		}

		// Since there is no asset tracking, revert to the component permissions.
		return parent::allowEdit($data, $key);
	}

	/**
	 * Method to run batch operations.
	 *
	 * @param   object  $model  The model.
	 *
	 * @return  boolean	 True if successful, false otherwise and internal error is set.
	 *
	 * @since   1.6
	 */
	public function batch($model = null)
	{
		JRequest::checkToken() or jexit(JText::_('JINVALID_TOKEN'));

		// Set the model
		$model = $this->getModel('Event', '', array());

		// Preset the redirect
		$this->setRedirect(JRoute::_('index.php?option=com_icagenda&view=events' . $this->getRedirectToListAppend(), false));

		return parent::batch($model);
	}
}
