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   1  <?php
   2  /**
   3   * @version        $Id: view.html.php 14401 2010-01-26 14:10:00Z louis $
   4   * @package        Joomla
   5   * @subpackage    Content
   6   * @copyright    Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
   7   * @license        GNU/GPL, see LICENSE.php
   8   * Joomla! is free software. This version may have been modified pursuant to the
   9   * GNU General Public License, and as distributed it includes or is derivative
  10   * of works licensed under the GNU General Public License or other free or open
  11   * source software licenses. See COPYRIGHT.php for copyright notices and
  12   * details.
  13   */
  14  
  15  // Check to ensure this file is included in Joomla!
  16  defined('_JEXEC') or die( 'Restricted access' );
  17  
  18  require_once (JPATH_COMPONENT.DS.'view.php');
  19  
  20  /**
  21   * Frontpage View class
  22   *
  23   * @static
  24   * @package        Joomla
  25   * @subpackage    Content
  26   * @since 1.5
  27   */
  28  class ContentViewFrontpage extends ContentView
  29  {
  30  	function display($tpl = null)
  31      {
  32          global $mainframe, $option;
  33  
  34          // Initialize variables
  35          $user        =& JFactory::getUser();
  36          $document    =& JFactory::getDocument();
  37  
  38          // Request variables
  39          $id            = JRequest::getVar('id', null, '', 'int');
  40          $limit        = JRequest::getVar('limit', 5, '', 'int');
  41          $limitstart    = JRequest::getVar('limitstart', 0, '', 'int');
  42  
  43          // Get the page/component configuration
  44          $params = &$mainframe->getParams();
  45  
  46          // parameters
  47          $intro            = $params->def('num_intro_articles',    4);
  48          $leading        = $params->def('num_leading_articles',    1);
  49          $links            = $params->def('num_links',             4);
  50  
  51          $descrip        = $params->def('show_description',         1);
  52          $descrip_image    = $params->def('show_description_image',1);
  53  
  54          $params->set('show_intro',     1);
  55  
  56          $limit = $intro + $leading + $links;
  57          JRequest::setVar('limit', (int) $limit);
  58  
  59          //set data model
  60          $items =& $this->get('data' );
  61          $total =& $this->get('total');
  62  
  63          // Create a user access object for the user
  64          $access                = new stdClass();
  65          $access->canEdit    = $user->authorize('com_content', 'edit', 'content', 'all');
  66          $access->canEditOwn    = $user->authorize('com_content', 'edit', 'content', 'own');
  67          $access->canPublish    = $user->authorize('com_content', 'publish', 'content', 'all');
  68  
  69          //add alternate feed link
  70          if($params->get('show_feed_link', 1) == 1)
  71          {
  72              $link    = '&format=feed&limitstart=';
  73              $attribs = array('type' => 'application/rss+xml', 'title' => 'RSS 2.0');
  74              $document->addHeadLink(JRoute::_($link.'&type=rss'), 'alternate', 'rel', $attribs);
  75              $attribs = array('type' => 'application/atom+xml', 'title' => 'Atom 1.0');
  76              $document->addHeadLink(JRoute::_($link.'&type=atom'), 'alternate', 'rel', $attribs);
  77          }
  78  
  79          $menus    = &JSite::getMenu();
  80          $menu    = $menus->getActive();
  81  
  82          // because the application sets a default page title, we need to get it
  83          // right from the menu item itself
  84          if (is_object( $menu )) {
  85              $menu_params = new JParameter( $menu->params );
  86              if (!$menu_params->get( 'page_title')) {
  87                  $params->set('page_title',     htmlspecialchars_decode($mainframe->getCfg('sitename' )));
  88              }
  89          } else {
  90              $params->set('page_title',     htmlspecialchars_decode($mainframe->getCfg('sitename' )));
  91          }
  92          $document->setTitle( $params->get( 'page_title' ) );
  93  
  94          jimport('joomla.html.pagination');
  95          $this->pagination = new JPagination($total, $limitstart, $limit - $links);
  96  
  97          $this->assign('total',            $total);
  98  
  99          $this->assignRef('user',        $user);
 100          $this->assignRef('access',        $access);
 101          $this->assignRef('params',        $params);
 102          $this->assignRef('items',        $items);
 103  
 104          parent::display($tpl);
 105      }
 106  
 107      function &getItem($index = 0, &$params)
 108      {
 109          global $mainframe;
 110  
 111          // Initialize some variables
 112          $user        =& JFactory::getUser();
 113          $dispatcher    =& JDispatcher::getInstance();
 114  
 115          $SiteName    = $mainframe->getCfg('sitename');
 116  
 117          $task        = JRequest::getCmd('task');
 118  
 119          $linkOn        = null;
 120          $linkText    = null;
 121  
 122          $item =& $this->items[$index];
 123          $item->text = $item->introtext;
 124  
 125          // Get the page/component configuration and article parameters
 126          $item->params = clone($params);
 127          $aparams = new JParameter($item->attribs);
 128  
 129          // Merge article parameters into the page configuration
 130          $item->params->merge($aparams);
 131  
 132          // Process the content preparation plugins
 133          JPluginHelper::importPlugin('content');
 134          $results = $dispatcher->trigger('onPrepareContent', array (& $item, & $item->params, 0));
 135  
 136          // Build the link and text of the readmore button
 137          if (($item->params->get('show_readmore') && @ $item->readmore) || $item->params->get('link_titles'))
 138          {
 139              // checks if the item is a public or registered/special item
 140              if ($item->access <= $user->get('aid', 0))
 141              {
 142                  $item->readmore_link = JRoute::_(ContentHelperRoute::getArticleRoute($item->slug, $item->catslug, $item->sectionid));
 143                  $item->readmore_register = false;
 144              }
 145              else
 146              {
 147                  $item->readmore_link = JRoute::_("index.php?option=com_user&view=login");
 148                  $item->readmore_register = true;
 149              }
 150          }
 151  
 152          $item->event = new stdClass();
 153          $results = $dispatcher->trigger('onAfterDisplayTitle', array (& $item, & $item->params,0));
 154          $item->event->afterDisplayTitle = trim(implode("\n", $results));
 155  
 156          $results = $dispatcher->trigger('onBeforeDisplayContent', array (& $item, & $item->params, 0));
 157          $item->event->beforeDisplayContent = trim(implode("\n", $results));
 158  
 159          $results = $dispatcher->trigger('onAfterDisplayContent', array (& $item, & $item->params, 0));
 160          $item->event->afterDisplayContent = trim(implode("\n", $results));
 161  
 162          return $item;
 163      }
 164  }