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编辑当前文件:/home2/sdektunc/.trash/components.8/com_content/src/View/Article/HtmlView.php
<?php /** * @package Joomla.Site * @subpackage com_content * * @copyright (C) 2006 Open Source Matters, Inc. <https://www.joomla.org> * @license GNU General Public License version 2 or later; see LICENSE.txt */ namespace Joomla\Component\Content\Site\View\Article; \defined('_JEXEC') or die; use Joomla\CMS\Categories\Categories; use Joomla\CMS\Factory; use Joomla\CMS\Helper\TagsHelper; use Joomla\CMS\Language\Associations; use Joomla\CMS\Language\Text; use Joomla\CMS\Layout\FileLayout; use Joomla\CMS\MVC\View\GenericDataException; use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView; use Joomla\CMS\Plugin\PluginHelper; use Joomla\CMS\Router\Route; use Joomla\CMS\Uri\Uri; use Joomla\Component\Content\Site\Helper\AssociationHelper; use Joomla\Component\Content\Site\Helper\RouteHelper; /** * HTML Article View class for the Content component * * @since 1.5 */ class HtmlView extends BaseHtmlView { /** * The article object * * @var \stdClass */ protected $item; /** * The page parameters * * @var \Joomla\Registry\Registry|null * @since 4.0.0 */ protected $params = null; /** * Should the print button be displayed or not? * * @var boolean */ protected $print = false; /** * The model state * * @var \JObject */ protected $state; /** * The user object * * @var \JUser|null */ protected $user = null; /** * The page class suffix * * @var string * @since 4.0.0 */ protected $pageclass_sfx = ''; /** * The flag to mark if the active menu item is linked to the being displayed article * * @var boolean */ protected $menuItemMatchArticle = false; /** * 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) { if ($this->getLayout() == 'pagebreak') { parent::display($tpl); return; } $app = Factory::getApplication(); $user = Factory::getUser(); $this->item = $this->get('Item'); $this->print = $app->input->getBool('print', false); $this->state = $this->get('State'); $this->user = $user; // Check for errors. if (count($errors = $this->get('Errors'))) { throw new GenericDataException(implode("\n", $errors), 500); } // Create a shortcut for $item. $item = $this->item; $item->tagLayout = new FileLayout('joomla.content.tags'); // Add router helpers. $item->slug = $item->alias ? ($item->id . ':' . $item->alias) : $item->id; // No link for ROOT category if ($item->parent_alias === 'root') { $item->parent_id = null; } // TODO: Change based on shownoauth $item->readmore_link = Route::_(RouteHelper::getArticleRoute($item->slug, $item->catid, $item->language)); // 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 $this->params; // Check to see which parameters should take priority. If the active menu item link to the current article, then // the menu item params take priority if ($active && $active->component == 'com_content' && isset($active->query['view'], $active->query['id']) && $active->query['view'] == 'article' && $active->query['id'] == $item->id) { $this->menuItemMatchArticle = true; // Load layout from active query (in case it is an alternative menu item) if (isset($active->query['layout'])) { $this->setLayout($active->query['layout']); } // Check for alternative layout of article elseif ($layout = $item->params->get('article_layout')) { $this->setLayout($layout); } // $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); } else { // The active menu item is not linked to this 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); } } $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') == false && ($item->params->get('show_noauth', '0') == '0')) { $app->enqueueMessage(Text::_('JERROR_ALERTNOAUTHOR'), 'error'); $app->setHeader('status', 403, true); return; } /** * Check for no 'access-view' and empty fulltext, * - Redirect guest users to login * - Deny access to logged users with 403 code * NOTE: we do not recheck for no access-view + show_noauth disabled ... since it was checked above */ if ($item->params->get('access-view') == false && !strlen($item->fulltext)) { if ($this->user->get('guest')) { $return = base64_encode(Uri::getInstance()); $login_url_with_return = Route::_('index.php?option=com_users&view=login&return=' . $return); $app->enqueueMessage(Text::_('JERROR_ALERTNOAUTHOR'), 'notice'); $app->redirect($login_url_with_return, 403); } else { $app->enqueueMessage(Text::_('JERROR_ALERTNOAUTHOR'), 'error'); $app->setHeader('status', 403, true); return; } } /** * NOTE: The following code (usually) sets the text to contain the fulltext, but it is the * responsibility of the layout to check 'access-view' and only use "introtext" for guests */ if ($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; } $item->tags = new TagsHelper; $item->tags->getItemTags('com_content.article', $this->item->id); if (Associations::isEnabled() && $item->params->get('show_associations')) { $item->associations = AssociationHelper::displayAssociations($item->id); } // Process the content plugins. PluginHelper::importPlugin('content'); Factory::getApplication()->triggerEvent('onContentPrepare', array('com_content.article', &$item, &$item->params, $offset)); $item->event = new \stdClass; $results = Factory::getApplication()->triggerEvent('onContentAfterTitle', array('com_content.article', &$item, &$item->params, $offset)); $item->event->afterDisplayTitle = trim(implode("\n", $results)); $results = Factory::getApplication()->triggerEvent('onContentBeforeDisplay', array('com_content.article', &$item, &$item->params, $offset)); $item->event->beforeDisplayContent = trim(implode("\n", $results)); $results = Factory::getApplication()->triggerEvent('onContentAfterDisplay', array('com_content.article', &$item, &$item->params, $offset)); $item->event->afterDisplayContent = trim(implode("\n", $results)); // Escape strings for HTML output $this->pageclass_sfx = htmlspecialchars($this->item->params->get('pageclass_sfx')); $this->_prepareDocument(); parent::display($tpl); } /** * Prepares the document. * * @return void */ protected function _prepareDocument() { $app = Factory::getApplication(); $pathway = $app->getPathway(); /** * Because the application sets a default page title, * we need to get it from the menu item itself */ $menu = $app->getMenu()->getActive(); if ($menu) { $this->params->def('page_heading', $this->params->get('page_title', $menu->title)); } else { $this->params->def('page_heading', Text::_('JGLOBAL_ARTICLES')); } $title = $this->params->get('page_title', ''); // If the menu item is not linked to this article if (!$this->menuItemMatchArticle) { // If a browser page title is defined, use that, then fall back to the article title if set, then fall back to the page_title option $title = $this->item->params->get('article_page_title', $this->item->title ?: $title); // Get ID of the category from active menu item if ($menu && $menu->component == 'com_content' && isset($menu->query['view']) && in_array($menu->query['view'], ['categories', 'category'])) { $id = $menu->query['id']; } else { $id = 0; } $path = array(array('title' => $this->item->title, 'link' => '')); $category = Categories::getInstance('Content')->get($this->item->catid); while ($category !== null && $category->id != $id && $category->id !== 'root') { $path[] = array('title' => $category->title, 'link' => RouteHelper::getCategoryRoute($category->id, $category->language)); $category = $category->getParent(); } $path = array_reverse($path); foreach ($path as $item) { $pathway->addItem($item['title'], $item['link']); } } if (empty($title)) { $title = $this->item->title; } $this->setDocumentTitle($title); if ($this->item->metadesc) { $this->document->setDescription($this->item->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', $this->params->get('robots')); } if ($app->get('MetaAuthor') == '1') { $author = $this->item->created_by_alias ?: $this->item->author; $this->document->setMetaData('author', $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->setDocumentTitle( $this->item->page_title . ' - ' . Text::sprintf('PLG_CONTENT_PAGEBREAK_PAGE_NUM', $this->state->get('list.offset') + 1) ); } if ($this->print) { $this->document->setMetaData('robots', 'noindex, nofollow'); } } }