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   1  <?php
   2  /**
   3   * @package        Joomla.Site
   4   * @subpackage    com_newsfeeds
   5   * @copyright    Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
   6   * @license        GNU General Public License version 2 or later; see LICENSE.txt
   7   */
   8  
   9  // Check to ensure this file is included in Joomla!
  10  defined('_JEXEC') or die;
  11  
  12  jimport('joomla.application.component.view');
  13  
  14  /**
  15   * HTML View class for the Newsfeeds component
  16   *
  17   * @package        Joomla.Site
  18   * @subpackage    com_newsfeeds
  19   * @since        1.0
  20   */
  21  class NewsfeedsViewCategory extends JView
  22  {
  23      protected $state;
  24      protected $items;
  25      protected $category;
  26      protected $categories;
  27      protected $pagination;
  28  
  29  	function display($tpl = null)
  30      {
  31          $app        = JFactory::getApplication();
  32          $user        = JFactory::getUser();
  33          $params        = $app->getParams();
  34  
  35          // Get some data from the models
  36          $state        = $this->get('State');
  37          $items        = $this->get('Items');
  38          $category    = $this->get('Category');
  39          $children    = $this->get('Children');
  40          $parent     = $this->get('Parent');
  41          $pagination    = $this->get('Pagination');
  42  
  43          // Check for errors.
  44          if (count($errors = $this->get('Errors'))) {
  45              JError::raiseError(500, implode("\n", $errors));
  46              return false;
  47          }
  48  
  49          if ($category == false) {
  50              return JError::raiseError(404, JText::_('JGLOBAL_CATEGORY_NOT_FOUND'));
  51          }
  52  
  53          if ($parent == false) {
  54              return JError::raiseError(404, JText::_('JGLOBAL_CATEGORY_NOT_FOUND'));
  55          }
  56  
  57          // Check whether category access level allows access.
  58          $groups    = $user->getAuthorisedViewLevels();
  59          if (!in_array($category->access, $groups)) {
  60              return JError::raiseError(403, JText::_('JERROR_ALERTNOAUTHOR'));
  61          }
  62  
  63          // Prepare the data.
  64          // Compute the newsfeed slug.
  65          for ($i = 0, $n = count($items); $i < $n; $i++)
  66          {
  67              $item        = &$items[$i];
  68              $item->slug    = $item->alias ? ($item->id.':'.$item->alias) : $item->id;
  69              $temp        = new JRegistry();
  70              $temp->loadString($item->params);
  71              $item->params = clone($params);
  72              $item->params->merge($temp);
  73          }
  74  
  75          // Setup the category parameters.
  76          $cparams = $category->getParams();
  77          $category->params = clone($params);
  78          $category->params->merge($cparams);
  79  
  80          $children = array($category->id => $children);
  81  
  82          //Escape strings for HTML output
  83          $this->pageclass_sfx = htmlspecialchars($params->get('pageclass_sfx'));
  84  
  85          $maxLevel = $params->get('maxLevel', -1);
  86          $this->assignRef('maxLevel',    $maxLevel);
  87          $this->assignRef('state',        $state);
  88          $this->assignRef('items',        $items);
  89          $this->assignRef('category',    $category);
  90          $this->assignRef('children',    $children);
  91          $this->assignRef('params',        $params);
  92          $this->assignRef('parent',        $parent);
  93          $this->assignRef('pagination',    $pagination);
  94  
  95          // Check for layout override only if this is not the active menu item
  96          // If it is the active menu item, then the view and category id will match
  97          $active    = $app->getMenu()->getActive();
  98          if ((!$active) || ((strpos($active->link, 'view=category') === false) || (strpos($active->link, '&id=' . (string) $this->category->id) === false))) {
  99              if ($layout = $category->params->get('category_layout')) {
 100              $this->setLayout($layout);
 101              }
 102          }
 103          elseif (isset($active->query['layout'])) {
 104              // We need to set the layout in case this is an alternative menu item (with an alternative layout)
 105              $this->setLayout($active->query['layout']);
 106          }
 107  
 108          $this->_prepareDocument();
 109  
 110          parent::display($tpl);
 111      }
 112  
 113      /**
 114       * Prepares the document
 115       */
 116  	protected function _prepareDocument()
 117      {
 118          $app        = JFactory::getApplication();
 119          $menus        = $app->getMenu();
 120          $pathway    = $app->getPathway();
 121          $title         = null;
 122  
 123          // Because the application sets a default page title,
 124          // we need to get it from the menu item itself
 125          $menu = $menus->getActive();
 126  
 127          if ($menu) {
 128              $this->params->def('page_heading', $this->params->get('page_title', $menu->title));
 129          }
 130          else {
 131              $this->params->def('page_heading', JText::_('COM_NEWSFEEDS_DEFAULT_PAGE_TITLE'));
 132          }
 133  
 134          $id = (int) @$menu->query['id'];
 135  
 136          if ($menu && ($menu->query['option'] != 'com_newsfeeds' || $menu->query['view'] == 'newsfeed' || $id != $this->category->id)) {
 137              $path = array(array('title' => $this->category->title, 'link' => ''));
 138              $category = $this->category->getParent();
 139  
 140              while (($menu->query['option'] != 'com_newsfeeds' || $menu->query['view'] == 'newsfeed' || $id != $category->id) && $category->id > 1)
 141              {
 142                  $path[] = array('title' => $category->title, 'link' => NewsfeedsHelperRoute::getCategoryRoute($category->id));
 143                  $category = $category->getParent();
 144              }
 145  
 146              $path = array_reverse($path);
 147  
 148              foreach($path as $item)
 149              {
 150                  $pathway->addItem($item['title'], $item['link']);
 151              }
 152          }
 153  
 154          $title = $this->params->get('page_title', '');
 155  
 156          if (empty($title)) {
 157              $title = $app->getCfg('sitename');
 158          }
 159          elseif ($app->getCfg('sitename_pagetitles', 0) == 1) {
 160              $title = JText::sprintf('JPAGETITLE', $app->getCfg('sitename'), $title);
 161          }
 162          elseif ($app->getCfg('sitename_pagetitles', 0) == 2) {
 163              $title = JText::sprintf('JPAGETITLE', $title, $app->getCfg('sitename'));
 164          }
 165  
 166          $this->document->setTitle($title);
 167  
 168          if ($this->category->metadesc)
 169          {
 170              $this->document->setDescription($this->category->metadesc);
 171          }
 172          elseif (!$this->category->metadesc && $this->params->get('menu-meta_description'))
 173          {
 174              $this->document->setDescription($this->params->get('menu-meta_description'));
 175          }
 176  
 177          if ($this->category->metakey)
 178          {
 179              $this->document->setMetadata('keywords', $this->category->metakey);
 180          }
 181          elseif (!$this->category->metakey && $this->params->get('menu-meta_keywords'))
 182          {
 183              $this->document->setMetadata('keywords', $this->params->get('menu-meta_keywords'));
 184          }
 185  
 186          if ($this->params->get('robots'))
 187          {
 188              $this->document->setMetadata('robots', $this->params->get('robots'));
 189          }
 190  
 191          if ($app->getCfg('MetaAuthor') == '1') {
 192              $this->document->setMetaData('author', $this->category->getMetadata()->get('author'));
 193          }
 194  
 195          $mdata = $this->category->getMetadata()->toArray();
 196  
 197          foreach ($mdata as $k => $v)
 198          {
 199              if ($v) {
 200                  $this->document->setMetadata($k, $v);
 201              }
 202          }
 203      }
 204  }