/**
* Ajax join
*/
public function unfollow()
{
$my = JXFactory::getUser();
$group = JTable::getInstance('Group', 'StreamTable');
$group->load(JRequest::getVar('group_id'));
$group->followers = JXUtility::csvRemove($group->followers, $my->id);
$group->store();
// Store user cache
$groupList = $my->getParam('groups_follow');
$groupList = JXUtility::csvRemove($groupList, $group->id);
$my->setParam('groups_follow', $groupList);
$my->save();
$data = array();
$data['redirect'] = JRoute::_('index.php?option=com_stream&view=groups&task=show&group_id=' . $group->id, FALSE);
header('Content-Type: text/json');
echo json_encode($data);
exit;
}
public function removeUser($userid)
{
$this->user_ids = JXUtility::csvRemove($this->user_ids, $userid);
}
/**
* Delete a message
*/
public function delete()
{
$my = JXFactory::getUser();
$message_id = JRequest::getVar('message_id');
$stream = JTable::getInstance('Stream', 'StreamTable');
$stream->load($message_id);
if (!$my->authorise('stream.message.delete', $stream)) {
// No reason this code would ever get here!
exit;
}
// Remove trending tags data
$tagsTrend = new StreamTag();
$rawData = json_decode($stream->raw);
$rawData->tags = isset($rawData->tags) ? $rawData->tags : '';
$tagsArray = explode(',', trim($rawData->tags, ','));
foreach ($tagsArray as $tag) {
// trim hashes
$tag = trim($tag, '#');
// remove trending data
$tagsTrend->updateTrending($tag, $stream->group_id, false);
}
$stream->delete();
// Delete related comments
StreamComment::deleteComments($message_id);
// Unattach all files
$user = JXFactory::getUser($stream->user_id);
$links = StreamMessage::getLinks($stream->message);
if (!empty($links)) {
$userLinks = $user->getParam('links');
foreach ($links as $row) {
$link = JTable::getInstance('Link', 'StreamTable');
$link->load(array('link' => $row));
$link->removeUser($user->id);
$link->store();
$userLinks = JXUtility::csvRemove($userLinks, $link->id);
}
$user->setParam('links', $userLinks);
$user->save();
}
// @todo: delete attachments
// Upgrade group stats if necessary
if (JRequest::getVar('group_id')) {
$group = JTable::getInstance('Group', 'StreamTable');
$group->load(JRequest::getVar('group_id'));
$group->setParam('message_count', $streamModel->countStream(array('group_id' => $group->id)));
$group->setParam($stream->type . '_count', $streamModel->countStream(array('group_id' => $group->id, 'type' => $stream->type)));
$group->store();
}
$data = array();
$data['id'] = $message_id;
header('Content-Type: text/json');
echo json_encode($data);
exit;
}
/**
* link the given task to current message.
*/
public function detachTodo($message)
{
$todoList = $this->data->getParam('todo');
$this->data->setParam('todo', JXUtility::csvRemove($todoList, $message->id));
}
