/components/com_newsfeeds/views/newsfeed/view.html.php
PHP | 317 lines | 199 code | 47 blank | 71 comment | 45 complexity | 0147dc571fbd5d1d2ece5103391d4ef6 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.1, JSON
- <?php
- /**
- * @package Joomla.Site
- * @subpackage com_newsfeeds
- * @copyright Copyright (C) 2005 - 2012 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 Newsfeeds component
- *
- * @static
- * @package Joomla.Site
- * @subpackage com_newsfeeds
- * @since 1.0
- */
- class NewsfeedsViewNewsfeed extends JView
- {
- /**
- * @var object
- * @since 1.6
- */
- protected $state;
- /**
- * @var object
- * @since 1.6
- */
- protected $item;
- /**
- * @var boolean
- * @since 1.6
- */
- protected $print;
- /**
- * @since 1.6
- */
- function display($tpl = null)
- {
- // Initialise variables.
- $app = JFactory::getApplication();
- $user = JFactory::getUser();
- $dispatcher = JDispatcher::getInstance();
- // Get view related request variables.
- $print = JRequest::getBool('print');
- // Get model data.
- $state = $this->get('State');
- $item = $this->get('Item');
- if ($item) {
- // Get Category Model data
- $categoryModel = JModel::getInstance('Category', 'NewsfeedsModel', array('ignore_request' => true));
- $categoryModel->setState('category.id', $item->catid);
- $categoryModel->setState('list.ordering', 'a.name');
- $categoryModel->setState('list.direction', 'asc');
- $items = $categoryModel->getItems();
- }
- // Check for errors.
- // @TODO Maybe this could go into JComponentHelper::raiseErrors($this->get('Errors'))
- if (count($errors = $this->get('Errors'))) {
- JError::raiseWarning(500, implode("\n", $errors));
- return false;
- }
- // Add router helpers.
- $item->slug = $item->alias ? ($item->id . ':' . $item->alias) : $item->id;
- $item->catslug = $item->category_alias ? ($item->catid . ':' . $item->category_alias) : $item->catid;
- $item->parent_slug = $item->category_alias ? ($item->parent_id . ':' . $item->parent_alias) : $item->parent_id;
- // check if cache directory is writeable
- $cacheDir = JPATH_CACHE . '/';
- if (!is_writable($cacheDir)) {
- JError::raiseNotice('0', JText::_('COM_NEWSFEEDS_CACHE_DIRECTORY_UNWRITABLE'));
- return;
- }
- // Merge newsfeed params. If this is single-newsfeed view, menu params override newsfeed params
- // Otherwise, newsfeed params override menu item params
- $params = $state->get('params');
- $newsfeed_params = clone $item->params;
- $active = $app->getMenu()->getActive();
- $temp = clone ($params);
- // Check to see which parameters should take priority
- if ($active)
- {
- $currentLink = $active->link;
- // If the current view is the active item and an newsfeed view for this feed, then the menu item params take priority
- if (strpos($currentLink, 'view=newsfeed') && (strpos($currentLink, '&id='.(string) $item->id)))
- {
- // $item->params are the newsfeed params, $temp are the menu item params
- // Merge so that the menu item params take priority
- $newsfeed_params->merge($temp);
- $item->params = $newsfeed_params;
- // Load layout from active query (in case it is an alternative menu item)
- if (isset($active->query['layout']))
- {
- $this->setLayout($active->query['layout']);
- }
- }
- else
- {
- // Current view is not a single newsfeed, so the newsfeed params take priority here
- // Merge the menu item params with the newsfeed params so that the newsfeed params take priority
- $temp->merge($newsfeed_params);
- $item->params = $temp;
- // Check for alternative layouts (since we are not in a single-newsfeed menu item)
- if ($layout = $item->params->get('newsfeed_layout'))
- {
- $this->setLayout($layout);
- }
- }
- }
- else
- {
- // Merge so that newsfeed params take priority
- $temp->merge($newsfeed_params);
- $item->params = $temp;
- // Check for alternative layouts (since we are not in a single-newsfeed menu item)
- if ($layout = $item->params->get('newsfeed_layout'))
- {
- $this->setLayout($layout);
- }
- }
- $offset = $state->get('list.offset');
- // Check the access to the newsfeed
- $levels = $user->getAuthorisedViewLevels();
- if (!in_array($item->access, $levels) or ((in_array($item->access, $levels) and (!in_array($item->category_access, $levels))))) {
- JError::raiseWarning(403, JText::_('JERROR_ALERTNOAUTHOR'));
- return;
- }
- // Get the current menu item
- $menus = $app->getMenu();
- $menu = $menus->getActive();
- $params = $app->getParams();
- // Get the newsfeed
- $newsfeed = $item;
- $temp = new JRegistry();
- $temp->loadString($item->params);
- $params->merge($temp);
- // get RSS parsed object
- $options = array();
- $options['rssUrl'] = $newsfeed->link;
- $options['cache_time'] = $newsfeed->cache_time;
- $rssDoc = JFactory::getXMLParser('RSS', $options);
- if ($rssDoc == false) {
- $msg = JText::_('COM_NEWSFEEDS_ERRORS_FEED_NOT_RETRIEVED');
- $app->redirect(NewsFeedsHelperRoute::getCategoryRoute($newsfeed->catslug), $msg);
- return;
- }
- $lists = array();
- // channel header and link
- $newsfeed->channel['title'] = $rssDoc->get_title();
- $newsfeed->channel['link'] = $rssDoc->get_link();
- $newsfeed->channel['description'] = $rssDoc->get_description();
- $newsfeed->channel['language'] = $rssDoc->get_language();
- // channel image if exists
- $newsfeed->image['url'] = $rssDoc->get_image_url();
- $newsfeed->image['title'] = $rssDoc->get_image_title();
- $newsfeed->image['link'] = $rssDoc->get_image_link();
- $newsfeed->image['height'] = $rssDoc->get_image_height();
- $newsfeed->image['width'] = $rssDoc->get_image_width();
- // items
- $newsfeed->items = $rssDoc->get_items();
- // feed elements
- $newsfeed->items = array_slice($newsfeed->items, 0, $newsfeed->numarticles);
- // feed display order
- $feed_display_order = $params->get('feed_display_order', 'des');
- if ($feed_display_order == 'asc') {
- $newsfeed->items = array_reverse($newsfeed->items);
- }
- //Escape strings for HTML output
- $this->pageclass_sfx = htmlspecialchars($params->get('pageclass_sfx'));
- $this->assignRef('params' , $params );
- $this->assignRef('newsfeed', $newsfeed);
- $this->assignRef('state', $state);
- $this->assignRef('item', $item);
- $this->assignRef('user', $user);
- $this->assign('print', $print);
- $this->_prepareDocument();
- parent::display($tpl);
- }
- /**
- * Prepares the document
- *
- * @return void
- * @since 1.6
- */
- 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::_('COM_NEWSFEEDS_DEFAULT_PAGE_TITLE'));
- }
- $title = $this->params->get('page_title', '');
- $id = (int) @$menu->query['id'];
- // if the menu item does not concern this newsfeed
- if ($menu && ($menu->query['option'] != 'com_newsfeeds' || $menu->query['view'] != 'newsfeed' || $id != $this->item->id))
- {
- // If this is not a single newsfeed menu item, set the page title to the newsfeed title
- if ($this->item->name) {
- $title = $this->item->name;
- }
- $path = array(array('title' => $this->item->name, 'link' => ''));
- $category = JCategories::getInstance('Newsfeeds')->get($this->item->catid);
- while (($menu->query['option'] != 'com_newsfeeds' || $menu->query['view'] == 'newsfeed' || $id != $category->id) && $category->id > 1)
- {
- $path[] = array('title' => $category->title, 'link' => NewsfeedsHelperRoute::getCategoryRoute($category->id));
- $category = $category->getParent();
- }
- $path = array_reverse($path);
- foreach($path as $item)
- {
- $pathway->addItem($item['title'], $item['link']);
- }
- }
- if (empty($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, $app->getCfg('sitename'));
- }
- if (empty($title)) {
- $title = $this->item->name;
- }
- $this->document->setTitle($title);
- if ($this->item->metadesc)
- {
- $this->document->setDescription($this->item->metadesc);
- }
- elseif (!$this->item->metadesc && $this->params->get('menu-meta_description'))
- {
- $this->document->setDescription($this->params->get('menu-meta_description'));
- }
- if ($this->item->metakey)
- {
- $this->document->setMetadata('keywords', $this->item->metakey);
- }
- elseif (!$this->item->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('MetaTitle') == '1') {
- $this->document->setMetaData('title', $this->item->name);
- }
- if ($app->getCfg('MetaAuthor') == '1') {
- $this->document->setMetaData('author', $this->item->author);
- }
- $mdata = $this->item->metadata->toArray();
- foreach ($mdata as $k => $v)
- {
- if ($v) {
- $this->document->setMetadata($k, $v);
- }
- }
- }
- }