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   1  <?php
   2  /**
   3   * @package     Joomla.Administrator
   4   * @subpackage  com_banners
   5   *
   6   * @copyright   Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
   7   * @license     GNU General Public License version 2 or later; see LICENSE.txt
   8   */
   9  
  10  // No direct access
  11  defined('_JEXEC') or die;
  12  
  13  jimport('joomla.application.component.controllerform');
  14  
  15  /**
  16   * Banner controller class.
  17   *
  18   * @package     Joomla.Administrator
  19   * @subpackage  com_banners
  20   * @since       1.6
  21   */
  22  class BannersControllerBanner extends JControllerForm
  23  {
  24      /**
  25       * @var    string  The prefix to use with controller messages.
  26       * @since  1.6
  27       */
  28      protected $text_prefix = 'COM_BANNERS_BANNER';
  29  
  30      /**
  31       * Method override to check if you can add a new record.
  32       *
  33       * @param   array  $data  An array of input data.
  34       *
  35       * @return  boolean
  36       *
  37       * @since   1.6
  38       */
  39  	protected function allowAdd($data = array())
  40      {
  41          // Initialise variables.
  42          $user        = JFactory::getUser();
  43          $categoryId    = JArrayHelper::getValue($data, 'catid', JRequest::getInt('filter_category_id'), 'int');
  44          $allow        = null;
  45  
  46          if ($categoryId)
  47          {
  48              // If the category has been passed in the URL check it.
  49              $allow    = $user->authorise('core.create', $this->option . '.category.' . $categoryId);
  50          }
  51  
  52          if ($allow === null)
  53          {
  54              // In the absence of better information, revert to the component permissions.
  55              return parent::allowAdd($data);
  56          }
  57          else
  58          {
  59              return $allow;
  60          }
  61      }
  62  
  63      /**
  64       * Method override to check if you can edit an existing record.
  65       *
  66       * @param   array   $data  An array of input data.
  67       * @param   string  $key   The name of the key for the primary key.
  68       *
  69       * @return  boolean
  70       *
  71       * @since   1.6
  72       */
  73  	protected function allowEdit($data = array(), $key = 'id')
  74      {
  75          // Initialise variables.
  76          $user        = JFactory::getUser();
  77          $recordId    = (int) isset($data[$key]) ? $data[$key] : 0;
  78          $categoryId = 0;
  79  
  80          if ($recordId)
  81          {
  82              $categoryId = (int) $this->getModel()->getItem($recordId)->catid;
  83          }
  84  
  85          if ($categoryId)
  86          {
  87              // The category has been set. Check the category permissions.
  88              return $user->authorise('core.edit', $this->option . '.category.' . $categoryId);
  89          }
  90          else
  91          {
  92              // Since there is no asset tracking, revert to the component permissions.
  93              return parent::allowEdit($data, $key);
  94          }
  95      }
  96  
  97      /**
  98       * Method to run batch operations.
  99       *
 100       * @param   string  $model  The model
 101       *
 102       * @return    boolean  True on success.
 103       *
 104       * @since    2.5
 105       */
 106  	public function batch($model = null)
 107      {
 108          JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
 109  
 110          // Set the model
 111          $model    = $this->getModel('Banner', '', array());
 112  
 113          // Preset the redirect
 114          $this->setRedirect(JRoute::_('index.php?option=com_banners&view=banners' . $this->getRedirectToListAppend(), false));
 115  
 116          return parent::batch($model);
 117      }
 118  
 119  }