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编辑当前文件:/home2/sdektunc/.trash/components.6/com_content/src/View/Form/HtmlView.php

<?php
/**
 * @package     Joomla.Site
 * @subpackage  com_content
 *
 * @copyright   (C) 2009 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\Form;

\defined('_JEXEC') or die;

use Joomla\CMS\Factory;
use Joomla\CMS\Helper\TagsHelper;
use Joomla\CMS\Language\Multilanguage;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\View\GenericDataException;
use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
use Joomla\CMS\Plugin\PluginHelper;

/**
 * HTML Article View class for the Content component
 *
 * @since  1.5
 */
class HtmlView extends BaseHtmlView
{
	/**
	 * The JForm object
	 *
	 * @var  \JForm
	 */
	protected $form;

/**
	 * The item being created
	 *
	 * @var  \stdClass
	 */
	protected $item;

/**
	 * The page to return to after the article is submitted
	 *
	 * @var  string
	 */
	protected $return_page = '';

/**
	 * The model state
	 *
	 * @var  \JObject
	 */
	protected $state;

/**
	 * The page parameters
	 *
	 * @var    \Joomla\Registry\Registry|null
	 * @since  4.0.0
	 */
	protected $params = null;

/**
	 * The page class suffix
	 *
	 * @var    string
	 * @since  4.0.0
	 */
	protected $pageclass_sfx = '';

/**
	 * The user object
	 *
	 * @var    \JUser
	 * @since  4.0.0
	 */
	protected $user = null;

/**
	 * Should we show a captcha form for the submission of the article?
	 *
	 * @var    boolean
	 * @since  3.7.0
	 */
	protected $captchaEnabled = false;

/**
	 * Execute and display a template script.
	 *
	 * @param   string  $tpl  The name of the template file to parse; automatically searches through the template paths.
	 *
	 * @return  void|boolean
	 */
	public function display($tpl = null)
	{
		$user = Factory::getUser();
		$app  = Factory::getApplication();

// Get model data.
		$this->state       = $this->get('State');
		$this->item        = $this->get('Item');
		$this->form        = $this->get('Form');
		$this->return_page = $this->get('ReturnPage');

if (empty($this->item->id))
		{
			$catid = $this->state->params->get('catid');

if ($this->state->params->get('enable_category') == 1 && $catid)
			{
				$authorised = $user->authorise('core.create', 'com_content.category.' . $catid);
			}
			else
			{
				$authorised = $user->authorise('core.create', 'com_content') || count($user->getAuthorisedCategories('com_content', 'core.create'));
			}
		}
		else
		{
			$authorised = $this->item->params->get('access-edit');
		}

if ($authorised !== true)
		{
			$app->enqueueMessage(Text::_('JERROR_ALERTNOAUTHOR'), 'error');
			$app->setHeader('status', 403, true);

return false;
		}

$this->item->tags = new TagsHelper;

if (!empty($this->item->id))
		{
			$this->item->tags->getItemTags('com_content.article', $this->item->id);

$this->item->images = json_decode($this->item->images);
			$this->item->urls = json_decode($this->item->urls);

$tmp = new \stdClass;
			$tmp->images = $this->item->images;
			$tmp->urls = $this->item->urls;
			$this->form->bind($tmp);
		}

// Check for errors.
		if (count($errors = $this->get('Errors')))
		{
			throw new GenericDataException(implode("\n", $errors), 500);
		}

// Create a shortcut to the parameters.
		$params = &$this->state->params;

// Escape strings for HTML output
		$this->pageclass_sfx = htmlspecialchars($params->get('pageclass_sfx'));

$this->params = $params;

// Override global params with article specific params
		$this->params->merge($this->item->params);
		$this->user   = $user;

// Propose current language as default when creating new article
		if (empty($this->item->id) && Multilanguage::isEnabled() && $params->get('enable_category') != 1)
		{
			$lang = Factory::getLanguage()->getTag();
			$this->form->setFieldAttribute('language', 'default', $lang);
		}

$captchaSet = $params->get('captcha', Factory::getApplication()->get('captcha', '0'));

foreach (PluginHelper::getPlugin('captcha') as $plugin)
		{
			if ($captchaSet === $plugin->name)
			{
				$this->captchaEnabled = true;
				break;
			}
		}

$this->_prepareDocument();
		parent::display($tpl);
	}

/**
	 * Prepares the document
	 *
	 * @return  void
	 */
	protected function _prepareDocument()
	{
		$app   = Factory::getApplication();

// 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::_('COM_CONTENT_FORM_EDIT_ARTICLE'));
		}

$title = $this->params->def('page_title', Text::_('COM_CONTENT_FORM_EDIT_ARTICLE'));

$this->setDocumentTitle($title);

$app->getPathway()->addItem($title);

if ($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'));
		}
	}
}