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<?php
/**
* @package Joomla.Site
* @subpackage com_content
*
* @copyright Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* HTML View class for the Content component
*
* @package Joomla.Site
* @subpackage com_content
* @since 1.5
*/
class ContentViewCategory extends JViewCategory
{
/**
* @var array Array of leading items for blog display
* @since 3.2
*/
protected $lead_items = array();
/**
* @var array Array of intro (multicolumn display) items for blog display
* @since 3.2
*/
protected $intro_items = array();
/**
* @var array Array of links in blog display
* @since 3.2
*/
protected $link_items = array();
/**
* @var integer Number of columns in a multi column display
* @since 3.2
*/
protected $columns = 1;
/**
* @var string The name of the extension for the category
* @since 3.2
*/
protected $extension = 'com_content';
/**
* @var string Default title to use for page title
* @since 3.2
*/
protected $defaultPageTitle = 'JGLOBAL_ARTICLES';
/**
* @var string The name of the view to link individual items to
* @since 3.2
*/
protected $viewName = 'article';
/**
* Execute and display a template script.
*
* @param string $tpl The name of the template file to parse; automatically searches through the template paths.
*
* @return mixed A string if successful, otherwise a Error object.
*/
public function display($tpl = null)
{
parent::commonCategoryDisplay();
// Prepare the data
// Get the metrics for the structural page layout.
$params = $this->params;
$numLeading = $params->def('num_leading_articles', 1);
$numIntro = $params->def('num_intro_articles', 4);
$numLinks = $params->def('num_links', 4);
// Compute the article slugs and prepare introtext (runs content plugins).
foreach ($this->items as $item)
{
$item->slug = $item->alias ? ($item->id . ':' . $item->alias) : $item->id;
$item->parent_slug = ($item->parent_alias) ? ($item->parent_id . ':' . $item->parent_alias) : $item->parent_id;
// No link for ROOT category
if ($item->parent_alias == 'root')
{
$item->parent_slug = null;
}
$item->catslug = $item->category_alias ? ($item->catid.':'.$item->category_alias) : $item->catid;
$item->event = new stdClass;
$dispatcher = JEventDispatcher::getInstance();
// Old plugins: Ensure that text property is available
if (!isset($item->text))
{
$item->text = $item->introtext;
}
JPluginHelper::importPlugin('content');
$dispatcher->trigger('onContentPrepare', array ('com_content.category', &$item, &$item->params, 0));
// Old plugins: Use processed text as introtext
$item->introtext = $item->text;
$results = $dispatcher->trigger('onContentAfterTitle', array('com_content.category', &$item, &$item->params, 0));
$item->event->afterDisplayTitle = trim(implode("\n", $results));
$results = $dispatcher->trigger('onContentBeforeDisplay', array('com_content.category', &$item, &$item->params, 0));
$item->event->beforeDisplayContent = trim(implode("\n", $results));
$results = $dispatcher->trigger('onContentAfterDisplay', array('com_content.category', &$item, &$item->params, 0));
$item->event->afterDisplayContent = trim(implode("\n", $results));
}
// Check for layout override only if this is not the active menu item
// If it is the active menu item, then the view and category id will match
$app = JFactory::getApplication();
$active = $app->getMenu()->getActive();
if ((!$active) || ((strpos($active->link, 'view=category') === false) || (strpos($active->link, '&id=' . (string) $this->category->id) === false)))
{
// Get the layout from the merged category params
if ($layout = $this->category->params->get('category_layout'))
{
$this->setLayout($layout);
}
}
// At this point, we are in a menu item, so we don't override the layout
elseif (isset($active->query['layout']))
{
// We need to set the layout from the query in case this is an alternative menu item (with an alternative layout)
$this->setLayout($active->query['layout']);
}
// For blog layouts, preprocess the breakdown of leading, intro and linked articles.
// This makes it much easier for the designer to just interrogate the arrays.
if (($params->get('layout_type') == 'blog') || ($this->getLayout() == 'blog'))
{
//$max = count($this->items);
foreach ($this->items as $i => $item)
{
if ($i < $numLeading)
{
$this->lead_items[] = $item;
}
elseif ($i >= $numLeading && $i < $numLeading + $numIntro)
{
$this->intro_items[] = $item;
}
elseif ($i < $numLeading + $numIntro + $numLinks)
{
$this->link_items[] = $item;
}
else
{
continue;
}
}
$this->columns = max(1, $params->def('num_columns', 1));
$params->def('multi_column_order', 1);
}
return parent::display($tpl);
}
/**
* Prepares the document
*
* @return void
*/
protected function prepareDocument()
{
parent::prepareDocument();
$menu = $this->menu;
$id = (int) @$menu->query['id'];
if ($menu && ($menu->query['option'] != 'com_content' || $menu->query['view'] == 'article' || $id != $this->category->id))
{
$path = array(array('title' => $this->category->title, 'link' => ''));
$category = $this->category->getParent();
while (($menu->query['option'] != 'com_content' || $menu->query['view'] == 'article' || $id != $category->id) && $category->id > 1)
{
$path[] = array('title' => $category->title, 'link' => ContentHelperRoute::getCategoryRoute($category->id));
$category = $category->getParent();
}
$path = array_reverse($path);
foreach ($path as $item)
{
$this->pathway->addItem($item['title'], $item['link']);
}
}
parent::addFeed();
}
}