/components/com_content/views/category/view.html.php
PHP | 280 lines | 187 code | 50 blank | 43 comment | 55 complexity | f8a53d05e10e7337c71c2b8ac3a827fd MD5 | raw file
Possible License(s): LGPL-2.1
- <?php
- /**
- * version $Id$
- * @package Joomla.Site
- * @subpackage com_content
- * @copyright Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
- * @license GNU General Public License version 2 or later; see LICENSE.txt
- */
- // Check to ensure this file is included in Joomla!
- defined('_JEXEC') or die;
- jimport('joomla.application.component.view');
- /**
- * HTML View class for the Content component
- *
- * @package Joomla.Site
- * @subpackage com_content
- * @since 1.5
- */
- class ContentViewCategory extends JView
- {
- protected $state;
- protected $items;
- protected $category;
- protected $children;
- protected $pagination;
- protected $lead_items = array();
- protected $intro_items = array();
- protected $link_items = array();
- protected $columns = 1;
- function display($tpl = null)
- {
- $app = JFactory::getApplication();
- $user = JFactory::getUser();
- // Get some data from the models
- $state = $this->get('State');
- $params = $state->params;
- $items = $this->get('Items');
- $category = $this->get('Category');
- $children = $this->get('Children');
- $parent = $this->get('Parent');
- $pagination = $this->get('Pagination');
- // Check for errors.
- if (count($errors = $this->get('Errors'))) {
- JError::raiseError(500, implode("\n", $errors));
- return false;
- }
- if ($category == false) {
- return JError::raiseError(404, JText::_('JGLOBAL_CATEGORY_NOT_FOUND'));
- }
- if ($parent == false) {
- return JError::raiseError(404, JText::_('JGLOBAL_CATEGORY_NOT_FOUND'));
- }
- // Setup the category parameters.
- $cparams = $category->getParams();
- $category->params = clone($params);
- $category->params->merge($cparams);
- // Check whether category access level allows access.
- $user = JFactory::getUser();
- $groups = $user->getAuthorisedViewLevels();
- if (!in_array($category->access, $groups)) {
- return JError::raiseError(403, JText::_('JERROR_ALERTNOAUTHOR'));
- }
- // PREPARE THE DATA
- // Get the metrics for the structural page layout.
- $numLeading = $params->def('num_leading_articles', 1);
- $numIntro = $params->def('num_intro_articles', 4);
- $numLinks = $params->def('num_links', 4);
- // Compute the article slugs and prepare introtext (runs content plugins).
- for ($i = 0, $n = count($items); $i < $n; $i++)
- {
- $item = &$items[$i];
- $item->slug = $item->alias ? ($item->id . ':' . $item->alias) : $item->id;
- // No link for ROOT category
- if ($item->parent_alias == 'root') {
- $item->parent_slug = null;
- }
- $item->event = new stdClass();
- $dispatcher = JDispatcher::getInstance();
- // Ignore content plugins on links.
- if ($i < $numLeading + $numIntro) {
- $item->introtext = JHtml::_('content.prepare', $item->introtext, '', 'com_content.category');
- $results = $dispatcher->trigger('onContentAfterTitle', array('com_content.article', &$item, &$item->params, 0));
- $item->event->afterDisplayTitle = trim(implode("\n", $results));
- $results = $dispatcher->trigger('onContentBeforeDisplay', array('com_content.article', &$item, &$item->params, 0));
- $item->event->beforeDisplayContent = trim(implode("\n", $results));
- $results = $dispatcher->trigger('onContentAfterDisplay', array('com_content.article', &$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
- $active = $app->getMenu()->getActive();
- if ((!$active) || ((strpos($active->link, 'view=category') === false) || (strpos($active->link, '&id=' . (string) $category->id) === false))) {
- // Get the layout from the merged category params
- if ($layout = $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')) {
- $max = count($items);
- // The first group is the leading articles.
- $limit = $numLeading;
- for ($i = 0; $i < $limit && $i < $max; $i++) {
- $this->lead_items[$i] = &$items[$i];
- }
- // The second group is the intro articles.
- $limit = $numLeading + $numIntro;
- // Order articles across, then down (or single column mode)
- for ($i = $numLeading; $i < $limit && $i < $max; $i++) {
- $this->intro_items[$i] = &$items[$i];
- }
- $this->columns = max(1, $params->def('num_columns', 1));
- $order = $params->def('multi_column_order', 1);
- if ($order == 0 && $this->columns > 1) {
- // call order down helper
- $this->intro_items = ContentHelperQuery::orderDownColumns($this->intro_items, $this->columns);
- }
- $limit = $numLeading + $numIntro + $numLinks;
- // The remainder are the links.
- for ($i = $numLeading + $numIntro; $i < $limit && $i < $max;$i++)
- {
- $this->link_items[$i] = &$items[$i];
- }
- }
- $children = array($category->id => $children);
- //Escape strings for HTML output
- $this->pageclass_sfx = htmlspecialchars($params->get('pageclass_sfx'));
- $this->assign('maxLevel', $params->get('maxLevel', -1));
- $this->assignRef('state', $state);
- $this->assignRef('items', $items);
- $this->assignRef('category', $category);
- $this->assignRef('children', $children);
- $this->assignRef('params', $params);
- $this->assignRef('parent', $parent);
- $this->assignRef('pagination', $pagination);
- $this->assignRef('user', $user);
- $this->_prepareDocument();
- parent::display($tpl);
- }
- /**
- * Prepares the document
- */
- protected function _prepareDocument()
- {
- $app = JFactory::getApplication();
- $menus = $app->getMenu();
- $pathway = $app->getPathway();
- $title = null;
- // Because the application sets a default page title,
- // we need to get it from the menu item itself
- $menu = $menus->getActive();
- if ($menu) {
- $this->params->def('page_heading', $this->params->get('page_title', $menu->title));
- }
- else {
- $this->params->def('page_heading', JText::_('JGLOBAL_ARTICLES'));
- }
- $id = (int) @$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)
- {
- $pathway->addItem($item['title'], $item['link']);
- }
- }
- $title = $this->params->get('page_title', '');
- if (empty($title)) {
- $title = $app->getCfg('sitename');
- }
- elseif ($app->getCfg('sitename_pagetitles', 0) == 1) {
- $title = JText::sprintf('JPAGETITLE', $app->getCfg('sitename'), $title);
- }
- elseif ($app->getCfg('sitename_pagetitles', 0) == 2) {
- $title = JText::sprintf('JPAGETITLE', $title, $app->getCfg('sitename'));
- }
- $this->document->setTitle($title);
- if ($this->category->metadesc)
- {
- $this->document->setDescription($this->category->metadesc);
- }
- elseif (!$this->category->metadesc && $this->params->get('menu-meta_description'))
- {
- $this->document->setDescription($this->params->get('menu-meta_description'));
- }
- if ($this->category->metakey)
- {
- $this->document->setMetadata('keywords', $this->category->metakey);
- }
- elseif (!$this->category->metakey && $this->params->get('menu-meta_keywords'))
- {
- $this->document->setMetadata('keywords', $this->params->get('menu-meta_keywords'));
- }
- if ($this->params->get('robots'))
- {
- $this->document->setMetadata('robots', $this->params->get('robots'));
- }
- if ($app->getCfg('MetaAuthor') == '1') {
- $this->document->setMetaData('author', $this->category->getMetadata()->get('author'));
- }
- $mdata = $this->category->getMetadata()->toArray();
- foreach ($mdata as $k => $v)
- {
- if ($v) {
- $this->document->setMetadata($k, $v);
- }
- }
- // Add feed links
- if ($this->params->get('show_feed_link', 1)) {
- $link = '&format=feed&limitstart=';
- $attribs = array('type' => 'application/rss+xml', 'title' => 'RSS 2.0');
- $this->document->addHeadLink(JRoute::_($link . '&type=rss'), 'alternate', 'rel', $attribs);
- $attribs = array('type' => 'application/atom+xml', 'title' => 'Atom 1.0');
- $this->document->addHeadLink(JRoute::_($link . '&type=atom'), 'alternate', 'rel', $attribs);
- }
- }
- }