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* @license GNU General Public License version 2 or later; see LICENSE.txt */ namespace Joomla\Component\Content\Site\View\Category; \defined('_JEXEC') or die; use Joomla\CMS\Factory; use Joomla\CMS\MVC\View\CategoryView; use Joomla\CMS\Plugin\PluginHelper; use Joomla\Component\Content\Site\Helper\RouteHelper; use Joomla\Registry\Registry; /** * HTML View class for the Content component * * @since 1.5 */ class HtmlView extends CategoryView { /** * @var array Array of leading items for blog display * @since 3.2 */ protected $lead_items = array(); /** * @var array Array of intro 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 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 $tpl The name of the template file to parse; automatically searches through the template paths. * * @return void */ public function display($tpl = null) { parent::commonCategoryDisplay(); // Flag indicates to not add limitstart=0 to URL $this->pagination->hideEmptyLimitstart = true; // 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); $this->vote = PluginHelper::isEnabled('content', 'vote'); PluginHelper::importPlugin('content'); $app = Factory::getApplication(); // Compute the article slugs and prepare introtext (runs content plugins). foreach ($this->items as $item) { $item->slug = $item->alias ? ($item->id . ':' . $item->alias) : $item->id; // No link for ROOT category if ($item->parent_alias === 'root') { $item->parent_id = null; } $item->event = new \stdClass; // Old plugins: Ensure that text property is available if (!isset($item->text)) { $item->text = $item->introtext; } $app->triggerEvent('onContentPrepare', array('com_content.category', &$item, &$item->params, 0)); // Old plugins: Use processed text as introtext $item->introtext = $item->text; $results = $app->triggerEvent('onContentAfterTitle', array('com_content.category', &$item, &$item->params, 0)); $item->event->afterDisplayTitle = trim(implode("\n", $results)); $results = $app->triggerEvent('onContentBeforeDisplay', array('com_content.category', &$item, &$item->params, 0)); $item->event->beforeDisplayContent = trim(implode("\n", $results)); $results = $app->triggerEvent('onContentAfterDisplay', array('com_content.category', &$item, &$item->params, 0)); $item->event->afterDisplayContent = trim(implode("\n", $results)); } // For blog layouts, preprocess the breakdown of leading, intro and linked articles. // This makes it much easier for the designer to just interrogate the arrays. if ($params->get('layout_type') === 'blog' || $this->getLayout() === 'blog') { foreach ($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; } } } // Because the application sets a default page title, // we need to get it from the menu item itself $active = $app->getMenu()->getActive(); if ($this->menuItemMatchCategory) { $this->params->def('page_heading', $this->params->get('page_title', $active->title)); $title = $this->params->get('page_title', $active->title); } else { $this->params->def('page_heading', $this->category->title); $title = $this->category->title; $this->params->set('page_title', $title); } if (empty($title)) { $title = $this->category->title; } $this->setDocumentTitle($title); if ($this->category->metadesc) { $this->document->setDescription($this->category->metadesc); } elseif ($this->params->get('menu-meta_description')) { $this->document->setDescription($this->params->get('menu-meta_description')); } if ($this->params->get('robots')) { $this->document->setMetaData('robots', $this->params->get('robots')); } if (!is_object($this->category->metadata)) { $this->category->metadata = new Registry($this->category->metadata); } if (($app->get('MetaAuthor') == '1') && $this->category->get('author', '')) { $this->document->setMetaData('author', $this->category->get('author', '')); } $mdata = $this->category->metadata->toArray(); foreach ($mdata as $k => $v) { if ($v) { $this->document->setMetaData($k, $v); } } parent::display($tpl); } /** * Prepares the document * * @return void */ protected function prepareDocument() { parent::prepareDocument(); parent::addFeed(); if ($this->menuItemMatchCategory) { // If the active menu item is linked directly to the category being displayed, no further process is needed return; } // Get ID of the category from active menu item $menu = $this->menu; if ($menu && $menu->component == 'com_content' && isset($menu->query['view']) && in_array($menu->query['view'], ['categories', 'category'])) { $id = $menu->query['id']; } else { $id = 0; } $path = [['title' => $this->category->title, 'link' => '']]; $category = $this->category->getParent(); while ($category !== null && $category->id !== 'root' && $category->id != $id) { $path[] = ['title' => $category->title, 'link' => RouteHelper::getCategoryRoute($category->id, $category->language)]; $category = $category->getParent(); } $path = array_reverse($path); foreach ($path as $item) { $this->pathway->addItem($item['title'], $item['link']); } } }