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<?php
/**
* @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');
/**
* Newsfeed model.
*
* @package Joomla.Administrator
* @subpackage com_newsfeeds
* @since 1.6
*/
class NewsfeedsModelNewsfeed extends JModelAdmin
{
/**
* @var string The prefix to use with controller messages.
* @since 1.6
*/
protected $text_prefix = 'COM_NEWSFEEDS';
/**
* 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
$user = JFactory::getUser();
if (!$user->authorise('core.create', 'com_newsfeeds.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->name);
$table->name = $data['0'];
$table->alias = $data['1'];
// Reset the ID because we are making a copy
$table->id = 0;
// New category ID
$table->catid = $categoryId;
// TODO: Deal with ordering?
//$table->ordering = 1;
// 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++;
}
// Clean the cache
$this->cleanCache();
return $newIds;
}
/**
* Method to test whether a record can be deleted.
*
* @param object A record object.
* @return boolean True if allowed to delete the record. Defaults to the permission set in the component.
* @since 1.6
*/
protected function canDelete($record)
{
if (!empty($record->id)) {
if ($record->published != -2) {
return ;
}
$user = JFactory::getUser();
if (!empty($record->catid)) {
return $user->authorise('core.delete', 'com_newsfeed.category.'.(int) $record->catid);
}
else {
return parent::canDelete($record);
}
}
}
/**
* Method to test whether a record can have its state changed.
*
* @param object 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)
{
$user = JFactory::getUser();
if (!empty($record->catid)) {
return $user->authorise('core.edit.state', 'com_newsfeeds.category.'.(int) $record->catid);
}
else {
return parent::canEditState($record);
}
}
/**
* 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 = 'Newsfeed', $prefix = 'NewsfeedsTable', $config = array())
{
return JTable::getInstance($type, $prefix, $config);
}
/**
* Method to get the record form.
*
* @param array $data Data for the form.
* @param boolean $loadData True if the form is to load its own data (default case), false if not.
* @return JForm A JForm object on success, false on failure
* @since 1.6
*/
public function getForm($data = array(), $loadData = true)
{
// Get the form.
$form = $this->loadForm('com_newsfeeds.newsfeed', 'newsfeed', array('control' => 'jform', 'load_data' => $loadData));
if (empty($form)) {
return false;
}
// Determine correct permissions to check.
if ($this->getState('newsfeed.id')) {
// Existing record. Can only edit in selected categories.
$form->setFieldAttribute('catid', 'action', 'core.edit');
} else {
// New record. Can only create in selected categories.
$form->setFieldAttribute('catid', 'action', 'core.create');
}
// Modify the form based on access controls.
if (!$this->canEditState((object) $data)) {
// Disable fields for display.
$form->setFieldAttribute('ordering', 'disabled', 'true');
$form->setFieldAttribute('published', 'disabled', 'true');
$form->setFieldAttribute('publish_up', 'disabled', 'true');
$form->setFieldAttribute('publish_down', 'disabled', 'true');
// Disable fields while saving.
// The controller has already verified this is a record you can edit.
$form->setFieldAttribute('ordering', 'filter', 'unset');
$form->setFieldAttribute('published', 'filter', 'unset');
$form->setFieldAttribute('publish_up', 'filter', 'unset');
$form->setFieldAttribute('publish_down', '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.
$data = JFactory::getApplication()->getUserState('com_newsfeeds.edit.newsfeed.data', array());
if (empty($data)) {
$data = $this->getItem();
// Prime some default values.
if ($this->getState('newsfeed.id') == 0) {
$app = JFactory::getApplication();
$data->set('catid', JRequest::getInt('catid', $app->getUserState('com_newsfeeds.newsfeeds.filter.category_id')));
}
}
return $data;
}
/**
* Method to get a single record.
*
* @param integer The id of the primary key.
*
* @return mixed Object on success, false on failure.
* @since 1.6
*/
public function getItem($pk = null)
{
if ($item = parent::getItem($pk)) {
// Convert the params field to an array.
$registry = new JRegistry;
$registry->loadString($item->metadata);
$item->metadata = $registry->toArray();
}
return $item;
}
/**
* Prepare and sanitise the table prior to saving.
*/
protected function prepareTable(&$table)
{
$date = JFactory::getDate();
$user = JFactory::getUser();
$table->name = htmlspecialchars_decode($table->name, ENT_QUOTES);
$table->alias = JApplication::stringURLSafe($table->alias);
if (empty($table->alias)) {
$table->alias = JApplication::stringURLSafe($table->name);
}
if (empty($table->id)) {
// Set the values
//$table->created = $date->toSql();
// Set ordering to the last item if not set
if (empty($table->ordering)) {
$db = JFactory::getDbo();
$db->setQuery('SELECT MAX(ordering) FROM #__newsfeeds');
$max = $db->loadResult();
$table->ordering = $max+1;
}
}
else {
// Set the values
//$table->modified = $date->toSql();
//$table->modified_by = $user->get('id');
}
}
/**
* Method to change the published state of one or more records.
*
* @param array $pks A list of the primary keys to change.
* @param int $value The value of the published state.
*
* @return boolean True on success.
* @since 1.6
*/
function publish(&$pks, $value = 1)
{
$result = parent::publish($pks, $value);
// Clean extra cache for newsfeeds
$this->cleanCache('feed_parser');
return $result;
}
/**
* A protected method to get a set of ordering conditions.
*
* @param object A record object.
* @return array An array of conditions to add to add to ordering queries.
* @since 1.6
*/
protected function getReorderConditions($table)
{
$condition = array();
$condition[] = 'catid = '.(int) $table->catid;
return $condition;
}
}