<?php
/**
* @version $Id: article.php 21321 2011-05-11 01:05:59Z dextercowley $
* @copyright Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
// no direct access
defined('_JEXEC') or die;
jimport('joomla.application.component.controllerform');
/**
* @package Joomla.Site
* @subpackage com_content
*/
class ContentControllerArticle extends JControllerForm
{
/**
* @since 1.6
*/
protected $view_item = 'form';
/**
* @since 1.6
*/
protected $view_list = 'categories';
/**
* Method to add a new record.
*
* @return boolean True if the article can be added, false if not.
* @since 1.6
*/
public function add()
{
if (!parent::add()) {
// Redirect to the return page.
$this->setRedirect($this->getReturnPage());
}
}
/**
* Method override to check if you can add a new record.
*
* @param array An array of input data.
*
* @return boolean
* @since 1.6
*/
protected function allowAdd($data = array())
{
// Initialise variables.
$user = JFactory::getUser();
$categoryId = JArrayHelper::getValue($data, 'catid', JRequest::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 $key The name of the key for the primary key.
*
* @return boolean
* @since 1.6
*/
protected function allowEdit($data = array(), $key = 'id')
{
// Initialise variables.
$recordId = (int) isset($data[$key]) ? $data[$key] : 0;
$user = JFactory::getUser();
$userId = $user->get('id');
$asset = 'com_content.article.'.$recordId;
// Check general edit permission first.
if ($user->authorise('core.edit', $asset)) {
return true;
}
// Fallback on edit.own.
// First test if the permission is available.
if ($user->authorise('core.edit.own', $asset)) {
// Now test the owner is the user.
$ownerId = (int) isset($data['created_by']) ? $data['created_by'] : 0;
if (empty($ownerId) && $recordId) {
// Need to do a lookup from the model.
$record = $this->getModel()->getItem($recordId);
if (empty($record)) {
return false;
}
$ownerId = $record->created_by;
}
// If the owner matches 'me' then do the test.
if ($ownerId == $userId) {
return true;
}
}
// Since there is no asset tracking, revert to the component permissions.
return parent::allowEdit($data, $key);
}
/**
* 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);
// Redirect to the return page.
$this->setRedirect($this->getReturnPage());
}
/**
* 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);
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))
{
$model = parent::getModel($name, $prefix, $config);
return $model;
}
/**
* Gets the URL arguments to append to an item redirect.
*
* @param int $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 = JRequest::getCmd('tmpl');
$layout = JRequest::getCmd('layout', 'edit');
$append = '';
// Setup redirect info.
if ($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 = JRequest::getInt('Itemid');
$return = $this->getReturnPage();
if ($itemId) {
$append .= '&Itemid='.$itemId;
}
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()
{
$return = JRequest::getVar('return', null, 'default', 'base64');
if (empty($return) || !JUri::isInternal(base64_decode($return))) {
return JURI::base();
}
else {
return base64_decode($return);
}
}
/**
* Function that allows child controller access to model data after the data has been saved.
*
* @param JModel $model The data model object.
* @param array $validData The validated data.
*
* @return void
* @since 1.6
*/
protected function postSaveHook(JModel &$model, $validData)
{
$task = $this->getTask();
if ($task == 'save') {
$this->setRedirect(JRoute::_('index.php?option=com_content&view=category&id='.$validData['catid'], false));
}
}
/**
* 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')
{
// Load the backend helper for filtering.
require_once JPATH_ADMINISTRATOR.'/components/com_content/helpers/content.php';
$result = parent::save($key, $urlVar);
// If ok, redirect to the return page.
if ($result) {
$this->setRedirect($this->getReturnPage());
}
return $result;
}
/**
* Method to save a vote.
*
* @return void
* @since 1.6.1
*/
function vote()
{
// Check for request forgeries.
JRequest::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
$user_rating = JRequest::getInt('user_rating', -1);
if ( $user_rating > -1 ) {
$url = JRequest::getString('url', '');
$id = JRequest::getInt('id', 0);
$viewName = JRequest::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'));
}
}
}
}