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<?php
/**
* @package Joomla.Administrator
* @subpackage com_content
* @copyright Copyright (C) 2005 - 2014 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.modeladmin');
require_once JPATH_COMPONENT_ADMINISTRATOR.'/helpers/content.php';
/**
* Item Model for an Article.
*
* @package Joomla.Administrator
* @subpackage com_content
* @since 1.6
*/
class ContentModelArticle extends JModelAdmin
{
/**
* @var string The prefix to use with controller messages.
* @since 1.6
*/
protected $text_prefix = 'COM_CONTENT';
/**
* Batch copy items to a new category or current.
*
* @param integer $value The new category.
* @param array $pks An array of row IDs.
* @param array $contexts An array of item contexts.
*
* @return mixed An array of new IDs on success, boolean false on failure.
*
* @since 11.1
*/
protected function batchCopy($value, $pks, $contexts)
{
$categoryId = (int) $value;
$table = $this->getTable();
$i = 0;
// Check that the category exists
if ($categoryId)
{
$categoryTable = JTable::getInstance('Category');
if (!$categoryTable->load($categoryId))
{
if ($error = $categoryTable->getError())
{
// Fatal error
$this->setError($error);
return false;
}
else
{
$this->setError(JText::_('JLIB_APPLICATION_ERROR_BATCH_MOVE_CATEGORY_NOT_FOUND'));
return false;
}
}
}
if (empty($categoryId))
{
$this->setError(JText::_('JLIB_APPLICATION_ERROR_BATCH_MOVE_CATEGORY_NOT_FOUND'));
return false;
}
// Check that the user has create permission for the component
$extension = JFactory::getApplication()->input->get('option', '');
$user = JFactory::getUser();
if (!$user->authorise('core.create', $extension . '.category.' . $categoryId))
{
$this->setError(JText::_('JLIB_APPLICATION_ERROR_BATCH_CANNOT_CREATE'));
return false;
}
// Parent exists so we let's proceed
while (!empty($pks))
{
// Pop the first ID off the stack
$pk = array_shift($pks);
$table->reset();
// Check that the row actually exists
if (!$table->load($pk))
{
if ($error = $table->getError())
{
// Fatal error
$this->setError($error);
return false;
}
else
{
// Not fatal error
$this->setError(JText::sprintf('JLIB_APPLICATION_ERROR_BATCH_MOVE_ROW_NOT_FOUND', $pk));
continue;
}
}
// Alter the title & alias
$data = $this->generateNewTitle($categoryId, $table->alias, $table->title);
$table->title = $data['0'];
$table->alias = $data['1'];
// Reset the ID because we are making a copy
$table->id = 0;
// Reset hits because we are making a copy
$table->hits = 0;
// New category ID
$table->catid = $categoryId;
// TODO: Deal with ordering?
//$table->ordering = 1;
// Get the featured state
$featured = $table->featured;
// Check the row.
if (!$table->check())
{
$this->setError($table->getError());
return false;
}
// Store the row.
if (!$table->store())
{
$this->setError($table->getError());
return false;
}
// Get the new item ID
$newId = $table->get('id');
// Add the new ID to the array
$newIds[$i] = $newId;
$i++;
// Check if the article was featured and update the #__content_frontpage table
if ($featured == 1)
{
$db = $this->getDbo();
$query = $db->getQuery(true);
$query->insert($db->quoteName('#__content_frontpage'));
$query->values($newId . ', 0');
$db->setQuery($query);
$db->query();
}
}
// Clean the cache
$this->cleanCache();
return $newIds;
}
/**
* Method to test whether a record can be deleted.
*
* @param object $record A record object.
*
* @return boolean True if allowed to delete the record. Defaults to the permission set in the component.
* @since 1.6
*/
protected function canDelete($record)
{
if (!empty($record->id)) {
if ($record->state != -2) {
return ;
}
$user = JFactory::getUser();
return $user->authorise('core.delete', 'com_content.article.'.(int) $record->id);
}
}
/**
* Method to test whether a record can have its state edited.
*
* @param object $record A record object.
*
* @return boolean True if allowed to change the state of the record. Defaults to the permission set in the component.
* @since 1.6
*/
protected function canEditState($record)
{
$user = JFactory::getUser();
// Check for existing article.
if (!empty($record->id)) {
return $user->authorise('core.edit.state', 'com_content.article.'.(int) $record->id);
}
// New article, so check against the category.
elseif (!empty($record->catid)) {
return $user->authorise('core.edit.state', 'com_content.category.'.(int) $record->catid);
}
// Default to component settings if neither article nor category known.
else {
return parent::canEditState('com_content');
}
}
/**
* Prepare and sanitise the table data prior to saving.
*
* @param JTable A JTable object.
*
* @return void
* @since 1.6
*/
protected function prepareTable(&$table)
{
// Set the publish date to now
$db = $this->getDbo();
if($table->state == 1 && intval($table->publish_up) == 0) {
$table->publish_up = JFactory::getDate()->toSql();
}
// Increment the content version number.
$table->version++;
// Reorder the articles within the category so the new article is first
if (empty($table->id)) {
$table->reorder('catid = '.(int) $table->catid.' AND state >= 0');
}
}
/**
* Returns a Table object, always creating it.
*
* @param type The table type to instantiate
* @param string A prefix for the table class name. Optional.
* @param array Configuration array for model. Optional.
*
* @return JTable A database object
*/
public function getTable($type = 'Content', $prefix = 'JTable', $config = array())
{
return JTable::getInstance($type, $prefix, $config);
}
/**
* Method to get a single record.
*
* @param integer The id of the primary key.
*
* @return mixed Object on success, false on failure.
*/
public function getItem($pk = null)
{
if ($item = parent::getItem($pk)) {
// Convert the params field to an array.
$registry = new JRegistry;
$registry->loadString($item->attribs);
$item->attribs = $registry->toArray();
// Convert the metadata field to an array.
$registry = new JRegistry;
$registry->loadString($item->metadata);
$item->metadata = $registry->toArray();
// Convert the images field to an array.
$registry = new JRegistry;
$registry->loadString($item->images);
$item->images = $registry->toArray();
// Convert the urls field to an array.
$registry = new JRegistry;
$registry->loadString($item->urls);
$item->urls = $registry->toArray();
$item->articletext = trim($item->fulltext) != '' ? $item->introtext . "<hr id=\"system-readmore\" />" . $item->fulltext : $item->introtext;
}
return $item;
}
/**
* Method to get the record form.
*
* @param array $data Data for the form.
* @param boolean $loadData True if the form is to load its own data (default case), false if not.
*
* @return mixed A JForm object on success, false on failure
* @since 1.6
*/
public function getForm($data = array(), $loadData = true)
{
// Get the form.
$form = $this->loadForm('com_content.article', 'article', array('control' => 'jform', 'load_data' => $loadData));
if (empty($form)) {
return false;
}
$jinput = JFactory::getApplication()->input;
// The front end calls this model and uses a_id to avoid id clashes so we need to check for that first.
if ($jinput->get('a_id'))
{
$id = $jinput->get('a_id', 0);
}
// The back end uses id so we use that the rest of the time and set it to 0 by default.
else
{
$id = $jinput->get('id', 0);
}
// Determine correct permissions to check.
if ($this->getState('article.id'))
{
$id = $this->getState('article.id');
// Existing record. Can only edit in selected categories.
$form->setFieldAttribute('catid', 'action', 'core.edit');
// Existing record. Can only edit own articles in selected categories.
$form->setFieldAttribute('catid', 'action', 'core.edit.own');
}
else
{
// New record. Can only create in selected categories.
$form->setFieldAttribute('catid', 'action', 'core.create');
}
$user = JFactory::getUser();
// Check for existing article.
// Modify the form based on Edit State access controls.
if ($id != 0 && (!$user->authorise('core.edit.state', 'com_content.article.'.(int) $id))
|| ($id == 0 && !$user->authorise('core.edit.state', 'com_content'))
)
{
// Disable fields for display.
$form->setFieldAttribute('featured', 'disabled', 'true');
$form->setFieldAttribute('ordering', 'disabled', 'true');
$form->setFieldAttribute('publish_up', 'disabled', 'true');
$form->setFieldAttribute('publish_down', 'disabled', 'true');
$form->setFieldAttribute('state', 'disabled', 'true');
// Disable fields while saving.
// The controller has already verified this is an article you can edit.
$form->setFieldAttribute('featured', 'filter', 'unset');
$form->setFieldAttribute('ordering', 'filter', 'unset');
$form->setFieldAttribute('publish_up', 'filter', 'unset');
$form->setFieldAttribute('publish_down', 'filter', 'unset');
$form->setFieldAttribute('state', 'filter', 'unset');
}
return $form;
}
/**
* Method to get the data that should be injected in the form.
*
* @return mixed The data for the form.
* @since 1.6
*/
protected function loadFormData()
{
// Check the session for previously entered form data.
$data = JFactory::getApplication()->getUserState('com_content.edit.article.data', array());
if (empty($data)) {
$data = $this->getItem();
// Prime some default values.
if ($this->getState('article.id') == 0) {
$app = JFactory::getApplication();
$data->set('catid', JRequest::getInt('catid', $app->getUserState('com_content.articles.filter.category_id')));
}
}
return $data;
}
/**
* Method to save the form data.
*
* @param array The form data.
*
* @return boolean True on success.
* @since 1.6
*/
public function save($data)
{
if (isset($data['images']) && is_array($data['images'])) {
$registry = new JRegistry;
$registry->loadArray($data['images']);
$data['images'] = (string)$registry;
}
if (isset($data['urls']) && is_array($data['urls'])) {
$registry = new JRegistry;
$registry->loadArray($data['urls']);
$data['urls'] = (string)$registry;
}
// Alter the title for save as copy
if (JRequest::getVar('task') == 'save2copy') {
list($title, $alias) = $this->generateNewTitle($data['catid'], $data['alias'], $data['title']);
$data['title'] = $title;
$data['alias'] = $alias;
}
if (parent::save($data)) {
if (isset($data['featured'])) {
$this->featured($this->getState($this->getName().'.id'), $data['featured']);
}
return true;
}
return false;
}
/**
* Method to toggle the featured setting of articles.
*
* @param array The ids of the items to toggle.
* @param int The value to toggle to.
*
* @return boolean True on success.
*/
public function featured($pks, $value = 0)
{
// Sanitize the ids.
$pks = (array) $pks;
JArrayHelper::toInteger($pks);
if (empty($pks)) {
$this->setError(JText::_('COM_CONTENT_NO_ITEM_SELECTED'));
return false;
}
$table = $this->getTable('Featured', 'ContentTable');
try {
$db = $this->getDbo();
$db->setQuery(
'UPDATE #__content' .
' SET featured = '.(int) $value.
' WHERE id IN ('.implode(',', $pks).')'
);
if (!$db->query()) {
throw new Exception($db->getErrorMsg());
}
if ((int)$value == 0) {
// Adjust the mapping table.
// Clear the existing features settings.
$db->setQuery(
'DELETE FROM #__content_frontpage' .
' WHERE content_id IN ('.implode(',', $pks).')'
);
if (!$db->query()) {
throw new Exception($db->getErrorMsg());
}
} else {
// first, we find out which of our new featured articles are already featured.
$query = $db->getQuery(true);
$query->select('f.content_id');
$query->from('#__content_frontpage AS f');
$query->where('content_id IN ('.implode(',', $pks).')');
//echo $query;
$db->setQuery($query);
if (!is_array($old_featured = $db->loadColumn())) {
throw new Exception($db->getErrorMsg());
}
// we diff the arrays to get a list of the articles that are newly featured
$new_featured = array_diff($pks, $old_featured);
// Featuring.
$tuples = array();
foreach ($new_featured as $pk) {
$tuples[] = '('.$pk.', 0)';
}
if (count($tuples)) {
$db->setQuery(
'INSERT INTO #__content_frontpage ('.$db->quoteName('content_id').', '.$db->quoteName('ordering').')' .
' VALUES '.implode(',', $tuples)
);
if (!$db->query()) {
$this->setError($db->getErrorMsg());
return false;
}
}
}
} catch (Exception $e) {
$this->setError($e->getMessage());
return false;
}
$table->reorder();
$this->cleanCache();
return true;
}
/**
* A protected method to get a set of ordering conditions.
*
* @param object A record object.
*
* @return array An array of conditions to add to add to ordering queries.
* @since 1.6
*/
protected function getReorderConditions($table)
{
$condition = array();
$condition[] = 'catid = '.(int) $table->catid;
return $condition;
}
/**
* Custom clean the cache of com_content and content modules
*
* @since 1.6
*/
protected function cleanCache($group = null, $client_id = 0)
{
parent::cleanCache('com_content');
parent::cleanCache('mod_articles_archive');
parent::cleanCache('mod_articles_categories');
parent::cleanCache('mod_articles_category');
parent::cleanCache('mod_articles_latest');
parent::cleanCache('mod_articles_news');
parent::cleanCache('mod_articles_popular');
}
}