<?php
/**
* @copyright Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
/**
* HTML Article View class for the Content component
*
* @package Joomla.Site
* @subpackage com_content
* @since 1.5
*/
class ContentViewArticle extends JViewLegacy
{
protected $item;
protected $params;
protected $print;
protected $state;
protected $user;
function display($tpl = null)
{
// Initialise variables.
$app = JFactory::getApplication();
$user = JFactory::getUser();
$userId = $user->get('id');
$dispatcher = JDispatcher::getInstance();
$this->item = $this->get('Item');
$this->print = JRequest::getBool('print');
$this->state = $this->get('State');
$this->user = $user;
// Check for errors.
if (count($errors =
$this->
get('Errors'))) { JError::
raiseWarning(500,
implode("\n",
$errors));
return false;
}
// Create a shortcut for $item.
$item = &$this->item;
// 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;
// TODO: Change based on shownoauth
$item->
readmore_link = JRoute::
_(ContentHelperRoute::
getArticleRoute($item->
slug,
$item->
catslug));
// Merge article params. If this is single-article view, menu params override article params
// Otherwise, article params override menu item params
$this->params = $this->state->get('params');
$active = $app->getMenu()->getActive();
$temp = clone ($this->params);
// Check to see which parameters should take priority
if ($active) {
$currentLink = $active->link;
// If the current view is the active item and an article view for this article, then the menu item params take priority
if (strpos($currentLink,
'view=article') &&
(strpos($currentLink,
'&id='.
(string
) $item->
id))) { // $item->params are the article params, $temp are the menu item params
// Merge so that the menu item params take priority
$item->params->merge($temp);
// 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 article, so the article params take priority here
// Merge the menu item params with the article params so that the article params take priority
$temp->merge($item->params);
$item->params = $temp;
// Check for alternative layouts (since we are not in a single-article menu item)
// Single-article menu item layout takes priority over alt layout for an article
if ($layout = $item->params->get('article_layout')) {
$this->setLayout($layout);
}
}
}
else {
// Merge so that article params take priority
$temp->merge($item->params);
$item->params = $temp;
// Check for alternative layouts (since we are not in a single-article menu item)
// Single-article menu item layout takes priority over alt layout for an article
if ($layout = $item->params->get('article_layout')) {
$this->setLayout($layout);
}
}
$offset = $this->state->get('list.offset');
// Check the view access to the article (the model has already computed the values).
if ($item->params->get('access-view') != true && (($item->params->get('show_noauth') != true && $user->get('guest') ))) {
JError::
raiseWarning(403, JText::
_('JERROR_ALERTNOAUTHOR'));
return;
}
if ($item->params->get('show_intro', '1')=='1') {
$item->text = $item->introtext.' '.$item->fulltext;
}
elseif ($item->fulltext) {
$item->text = $item->fulltext;
}
else {
$item->text = $item->introtext;
}
//
// Process the content plugins.
//
JPluginHelper::importPlugin('content');
$results =
$dispatcher->
trigger('onContentPrepare',
array ('com_content.article', &
$item, &
$this->
params,
$offset));
$item->event = new stdClass();
$results =
$dispatcher->
trigger('onContentAfterTitle',
array('com_content.article', &
$item, &
$this->
params,
$offset));
$item->
event->
afterDisplayTitle =
trim(implode("\n",
$results));
$results =
$dispatcher->
trigger('onContentBeforeDisplay',
array('com_content.article', &
$item, &
$this->
params,
$offset));
$item->
event->
beforeDisplayContent =
trim(implode("\n",
$results));
$results =
$dispatcher->
trigger('onContentAfterDisplay',
array('com_content.article', &
$item, &
$this->
params,
$offset));
$item->
event->
afterDisplayContent =
trim(implode("\n",
$results));
// Increment the hit counter of the article.
if (!$this->params->get('intro_only') && $offset == 0) {
$model = $this->getModel();
$model->hit();
}
//Escape strings for HTML output
$this->
pageclass_sfx =
htmlspecialchars($this->
item->
params->
get('pageclass_sfx'));
$this->_prepareDocument();
parent::display($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'));
}
$title = $this->params->get('page_title', '');
$id = (int) @$menu->query['id'];
// if the menu item does not concern this article
if ($menu && ($menu->query['option'] != 'com_content' || $menu->query['view'] != 'article' || $id != $this->item->id))
{
// If this is not a single article menu item, set the page title to the article title
if ($this->item->title) {
$title = $this->item->title;
}
$path =
array(array('title' =>
$this->
item->
title,
'link' =>
''));
$category = JCategories::getInstance('Content')->get($this->item->catid);
while ($category && ($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 = $category->getParent();
}
foreach($path as $item)
{
$pathway->addItem($item['title'], $item['link']);
}
}
// Check for empty title and add site name if param is set
$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'));
}
$title = $this->item->title;
}
$this->document->setTitle($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('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, $v);
}
}
// If there is a pagebreak heading or title, add it to the page title
if (!
empty($this->
item->
page_title)) {
$this->item->title = $this->item->title . ' - ' . $this->item->page_title;
$this->
document->
setTitle($this->
item->
page_title .
' - ' . JText::
sprintf('PLG_CONTENT_PAGEBREAK_PAGE_NUM',
$this->
state->
get('list.offset') +
1));
}
if ($this->print)
{
$this->document->setMetaData('robots', 'noindex, nofollow');
}
}
}
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