<?php
/**
* @package Joomla.Site
* @subpackage com_content
*
* @copyright Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
use Joomla\Utilities\ArrayHelper;
/**
* Content article class.
*
* @since 1.6.0
*/
class ContentControllerArticle extends JControllerForm
{
/**
* The URL view item variable.
*
* @var string
* @since 1.6
*/
protected $view_item = 'form';
/**
* The URL view list variable.
*
* @var string
* @since 1.6
*/
protected $view_list = 'categories';
/**
* The URL edit variable.
*
* @var string
* @since 3.2
*/
protected $urlVar = 'a.id';
/**
* Method to add a new record.
*
* @return mixed True if the record can be added, an error object if not.
*
* @since 1.6
*/
public function add()
{
if (!parent::add())
{
// Redirect to the return page.
$this->setRedirect($this->getReturnPage());
return;
}
// Redirect to the edit screen.
$this->setRedirect(
JRoute::_(
'index.php?option=' . $this->option . '&view=' . $this->view_item . '&a_id=0'
. $this->getRedirectToItemAppend(), false
)
);
return true;
}
/**
* Method override to check if you can add a new record.
*
* @param array $data An array of input data.
*
* @return boolean
*
* @since 1.6
*/
protected function allowAdd($data = array())
{
$user = JFactory::getUser();
$categoryId = ArrayHelper::getValue($data, 'catid', $this->input->getInt('catid'), 'int');
$allow = null;
if ($categoryId)
{
// If the category has been passed in the data or URL check it.
$allow = $user->authorise('core.create', 'com_content.category.' . $categoryId);
}
if ($allow === null)
{
// In the absense of better information, revert to the component permissions.
return parent::allowAdd();
}
else
{
return $allow;
}
}
/**
* Method override to check if you can edit an existing record.
*
* @param array $data An array of input data.
* @param string $key The name of the key for the primary key; default is id.
*
* @return boolean
*
* @since 1.6
*/
protected function allowEdit($data = array(), $key = 'id')
{
$recordId = (int) isset($data[$key]) ? $data[$key] : 0;
$user = JFactory::getUser();
// Zero record (id:0), return component edit permission by calling parent controller method
if (!$recordId)
{
return parent::allowEdit($data, $key);
}
// Check edit on the record asset (explicit or inherited)
if ($user->authorise('core.edit', 'com_content.article.' . $recordId))
{
return true;
}
// Check edit own on the record asset (explicit or inherited)
if ($user->authorise('core.edit.own', 'com_content.article.' . $recordId))
{
// Existing record already has an owner, get it
$record = $this->getModel()->getItem($recordId);
if (empty($record))
{
return false;
}
// Grant if current user is owner of the record
return $user->get('id') == $record->created_by;
}
return false;
}
/**
* Method to cancel an edit.
*
* @param string $key The name of the primary key of the URL variable.
*
* @return boolean True if access level checks pass, false otherwise.
*
* @since 1.6
*/
public function cancel($key = 'a_id')
{
parent::cancel($key);
$app = JFactory::getApplication();
// Load the parameters.
$params = $app->getParams();
$customCancelRedir = (bool) $params->get('custom_cancel_redirect');
if ($customCancelRedir)
{
$cancelMenuitemId = (int) $params->get('cancel_redirect_menuitem');
if ($cancelMenuitemId > 0)
{
$item = $app->getMenu()->getItem($cancelMenuitemId);
$lang = '';
if (JLanguageMultilang::isEnabled())
{
$lang = !is_null($item) && $item->language != '*' ? '&lang=' . $item->language : '';
}
// Redirect to the user specified return page.
$redirlink = $item->link . $lang . '&Itemid=' . $cancelMenuitemId;
}
else
{
// Redirect to the same article submission form (clean form).
$redirlink = $app->getMenu()->getActive()->link . '&Itemid=' . $app->getMenu()->getActive()->id;
}
}
else
{
$menuitemId = (int) $params->get('redirect_menuitem');
$lang = '';
if ($menuitemId > 0)
{
$lang = '';
$item = $app->getMenu()->getItem($menuitemId);
if (JLanguageMultilang::isEnabled())
{
$lang = !is_null($item) && $item->language != '*' ? '&lang=' . $item->language : '';
}
// Redirect to the general (redirect_menuitem) user specified return page.
$redirlink = $item->link . $lang . '&Itemid=' . $menuitemId;
}
else
{
// Redirect to the return page.
$redirlink = $this->getReturnPage();
}
}
$this->setRedirect(JRoute::_($redirlink, false));
}
/**
* Method to edit an existing record.
*
* @param string $key The name of the primary key of the URL variable.
* @param string $urlVar The name of the URL variable if different from the primary key
* (sometimes required to avoid router collisions).
*
* @return boolean True if access level check and checkout passes, false otherwise.
*
* @since 1.6
*/
public function edit($key = null, $urlVar = 'a_id')
{
$result = parent::edit($key, $urlVar);
if (!$result)
{
$this->setRedirect(JRoute::_($this->getReturnPage(), false));
}
return $result;
}
/**
* Method to get a model object, loading it if required.
*
* @param string $name The model name. Optional.
* @param string $prefix The class prefix. Optional.
* @param array $config Configuration array for model. Optional.
*
* @return object The model.
*
* @since 1.5
*/
public function getModel($name = 'form', $prefix = '', $config = array('ignore_request' => true))
{
return parent::getModel($name, $prefix, $config);
}
/**
* Gets the URL arguments to append to an item redirect.
*
* @param integer $recordId The primary key id for the item.
* @param string $urlVar The name of the URL variable for the id.
*
* @return string The arguments to append to the redirect URL.
*
* @since 1.6
*/
protected function getRedirectToItemAppend($recordId = null, $urlVar = 'a_id')
{
// Need to override the parent method completely.
$tmpl = $this->input->get('tmpl');
$append = '';
// Setup redirect info.
if ($tmpl)
{
$append .= '&tmpl=' . $tmpl;
}
// TODO This is a bandaid, not a long term solution.
/**
* if ($layout)
* {
* $append .= '&layout=' . $layout;
* }
*/
$append .= '&layout=edit';
if ($recordId)
{
$append .= '&' . $urlVar . '=' . $recordId;
}
$itemId = $this->input->getInt('Itemid');
$return = $this->getReturnPage();
$catId = $this->input->getInt('catid');
if ($itemId)
{
$append .= '&Itemid=' . $itemId;
}
if ($catId)
{
$append .= '&catid=' . $catId;
}
if ($return)
{
$append .= '&return=' . base64_encode($return);
}
return $append;
}
/**
* Get the return URL.
*
* If a "return" variable has been passed in the request
*
* @return string The return URL.
*
* @since 1.6
*/
protected function getReturnPage()
{
$return = $this->input->get('return', null, 'base64');
if (empty($return) || !JUri::isInternal(base64_decode($return)))
{
return JUri::base();
}
else
{
return base64_decode($return);
}
}
/**
* Method to save a record.
*
* @param string $key The name of the primary key of the URL variable.
* @param string $urlVar The name of the URL variable if different from the primary key (sometimes required to avoid router collisions).
*
* @return boolean True if successful, false otherwise.
*
* @since 1.6
*/
public function save($key = null, $urlVar = 'a_id')
{
$result = parent::save($key, $urlVar);
$app = JFactory::getApplication();
$articleId = $app->input->getInt('a_id');
// Load the parameters.
$params = $app->getParams();
$menuitem = (int) $params->get('redirect_menuitem');
// Check for redirection after submission when creating a new article only
if ($menuitem > 0 && $articleId == 0)
{
$lang = '';
if (JLanguageMultilang::isEnabled())
{
$item = $app->getMenu()->getItem($menuitem);
$lang = !is_null($item) && $item->language != '*' ? '&lang=' . $item->language : '';
}
// If ok, redirect to the return page.
if ($result)
{
$this->setRedirect(JRoute::_('index.php?Itemid=' . $menuitem . $lang, false));
}
}
else
{
// If ok, redirect to the return page.
if ($result)
{
$this->setRedirect(JRoute::_($this->getReturnPage(), false));
}
}
return $result;
}
/**
* Method to reload a record.
*
* @param string $key The name of the primary key of the URL variable.
* @param string $urlVar The name of the URL variable if different from the primary key (sometimes required to avoid router collisions).
*
* @return void
*
* @since 3.8.0
*/
public function reload($key = null, $urlVar = 'a_id')
{
return parent::reload($key, $urlVar);
}
/**
* Method to save a vote.
*
* @return void
*
* @since 1.6
*/
public function vote()
{
// Check for request forgeries.
$this->checkToken();
$user_rating = $this->input->getInt('user_rating', -1);
if ($user_rating > -1)
{
$url = $this->input->getString('url', '');
$id = $this->input->getInt('id', 0);
$viewName = $this->input->getString('view', $this->default_view);
$model = $this->getModel($viewName);
if ($model->storeVote($id, $user_rating))
{
$this->setRedirect($url, JText::_('COM_CONTENT_ARTICLE_VOTE_SUCCESS'));
}
else
{
$this->setRedirect($url, JText::_('COM_CONTENT_ARTICLE_VOTE_FAILURE'));
}
}
}
}