/**
* Marks the current user as authorized for given channel.
*
* @param WiseChatChannel $channel
*
* @return null
*/
public function markAuthorizedForChannel($channel)
{
$grants = $this->userSessionDAO->get(self::SESSION_KEY_USER_CHANNEL_AUTHORIZATION);
if (!is_array($grants)) {
$grants = array();
}
$grants[$channel->getId()] = true;
$this->userSessionDAO->set(self::SESSION_KEY_USER_CHANNEL_AUTHORIZATION, $grants);
}
/**
* Bans an user by message ID.
*
* @param integer $messageId
* @param WiseChatChannel $channel
* @param string $durationString
*
* @throws Exception If the message or user was not found
*/
public function banByMessageId($messageId, $channel, $durationString = '1d')
{
$message = $this->messagesDAO->get($messageId);
if ($message === null) {
throw new Exception('Message was not found');
}
$channelUser = $this->channelUsersDAO->getByUserIdAndChannelId($message->getUserId(), $channel->getId());
if ($channelUser !== null) {
$user = $this->usersDAO->get($message->getUserId());
if ($user !== null) {
$duration = $this->getDurationFromString($durationString);
$this->banIpAddress($user->getIp(), $duration);
return;
}
}
throw new Exception('User was not found in this channel');
}
/**
* Determines if the number of channels that current user participates has been reached.
*
* @param WiseChatChannel $channel
*
* @return boolean
*/
public function isChatChannelsLimitReached($channel)
{
$limit = $this->options->getIntegerOption('channels_limit', 0);
if ($limit > 0) {
$this->userService->refreshChannelUsersData();
$amountOfChannels = $this->channelUsersDAO->getAmountOfActiveBySessionId(session_id());
$user = $this->authentication->getUser();
if ($user === null || $channel === null || $this->channelUsersDAO->getActiveByUserIdAndChannelId($user->getId(), $channel->getId()) === null) {
$amountOfChannels++;
}
if ($amountOfChannels > $limit) {
return true;
}
}
return false;
}
/**
* Converts raw object into WiseChatChannel object.
*
* @param stdClass $rawChannelData
*
* @return WiseChatChannel
*/
private function populateChannelData($rawChannelData)
{
$channel = new WiseChatChannel();
if ($rawChannelData->id > 0) {
$channel->setId(intval($rawChannelData->id));
}
$channel->setName($rawChannelData->name);
$channel->setPassword($rawChannelData->password);
return $channel;
}
/**
* Marks presence of the current user in the given channel.
*
* @param WiseChatChannel $channel
*
* @return null
*/
private function markPresenceInChannel($channel)
{
$user = $this->authentication->getUser();
if ($user !== null) {
$channelUser = $this->channelUsersDAO->getByUserIdAndChannelId($user->getId(), $channel->getId());
if ($channelUser === null) {
$channelUser = new WiseChatChannelUser();
$channelUser->setActive(true);
$channelUser->setLastActivityTime(time());
$channelUser->setUserId($user->getId());
$channelUser->setChannelId($channel->getId());
$this->channelUsersDAO->save($channelUser);
} else {
$channelUser->setActive(true);
$channelUser->setLastActivityTime(time());
$this->channelUsersDAO->save($channelUser);
}
}
}
/**
* Returns rendered channel statistics.
*
* @param WiseChatChannel $channel
*
* @return string HTML source
*/
public function getRenderedChannelStats($channel)
{
if ($channel === null) {
return 'ERROR: channel does not exist';
}
$variables = array('channel' => $channel->getName(), 'messages' => $this->messagesService->getNumberByChannelName($channel->getName()), 'users' => $this->channelUsersDAO->getAmountOfUsersInChannel($channel->getId()));
return $this->getTemplatedString($variables, $this->options->getOption('template', 'ERROR: TEMPLATE NOT SPECIFIED'));
}
/**
* @param WiseChatChannel $channel
* @throws WiseChatUnauthorizedAccessException
*/
private function checkChannelAuthorization($channel)
{
if ($channel !== null && strlen($channel->getPassword()) > 0 && !$this->authorization->isUserAuthorizedForChannel($channel)) {
throw new WiseChatUnauthorizedAccessException('Not authorized in this channel');
}
}
/**
* Deletes old messages according to the plugin's settings.
* Images connected to the messages (WordPress Media Library attachments) are also deleted.
*
* @param WiseChatChannel $channel
*
* @throws Exception
*/
private function deleteOldMessages($channel)
{
$minutesThreshold = $this->options->getIntegerOption('auto_clean_after', 0);
if ($minutesThreshold > 0) {
$criteria = new WiseChatMessagesCriteria();
$criteria->setChannelName($channel->getName());
$criteria->setIncludeAdminMessages(true);
$criteria->setMaximumTime(time() - $minutesThreshold * 60);
$messages = $this->messagesDAO->getAllByCriteria($criteria);
$messagesIds = array();
foreach ($messages as $message) {
$messagesIds[] = $message->getId();
}
if (count($messagesIds) > 0) {
$this->attachmentsService->deleteAttachmentsByMessageIds($messagesIds);
$this->actions->publishAction('deleteMessages', array('ids' => $messagesIds));
$this->messagesDAO->deleteAllByCriteria($criteria);
}
}
}
