/**
* Converts stdClass object into WiseChatMessage object.
*
* @param stdClass $messageRawData
*
* @return WiseChatMessage
*/
private function populateData($messageRawData)
{
$message = new WiseChatMessage();
if (strlen($messageRawData->id) > 0) {
$message->setId(intval($messageRawData->id));
}
$message->setAdmin($messageRawData->admin == '1');
$message->setUserName($messageRawData->user);
$message->setChannelName($messageRawData->channel);
if (strlen($messageRawData->chat_user_id) > 0) {
$message->setUserId(intval($messageRawData->chat_user_id));
}
$message->setText($messageRawData->text);
$message->setIp($messageRawData->ip);
if (strlen($messageRawData->time) > 0) {
$message->setTime(intval($messageRawData->time));
}
if (strlen($messageRawData->user_id) > 0) {
$message->setWordPressUserId(intval($messageRawData->user_id));
}
return $message;
}
/**
* Returns rendered message content.
*
* @param WiseChatMessage $message
*
* @return string HTML source
*/
private function getRenderedMessageContent($message)
{
$formattedMessage = htmlspecialchars($message->getText(), ENT_QUOTES, 'UTF-8');
/** @var WiseChatLinksPostFilter $linksFilter */
$linksFilter = WiseChatContainer::get('rendering/filters/post/WiseChatLinksPostFilter');
$formattedMessage = $linksFilter->filter($formattedMessage, $this->options->isOptionEnabled('allow_post_links'));
/** @var WiseChatAttachmentsPostFilter $attachmentsFilter */
$attachmentsFilter = WiseChatContainer::get('rendering/filters/post/WiseChatAttachmentsPostFilter');
$formattedMessage = $attachmentsFilter->filter($formattedMessage, $this->options->isOptionEnabled('enable_attachments_uploader'), $this->options->isOptionEnabled('allow_post_links'));
/** @var WiseChatImagesPostFilter $imagesFilter */
$imagesFilter = WiseChatContainer::get('rendering/filters/post/WiseChatImagesPostFilter');
$formattedMessage = $imagesFilter->filter($formattedMessage, $this->options->isOptionEnabled('allow_post_images'), $this->options->isOptionEnabled('allow_post_links'));
/** @var WiseChatYouTubePostFilter $youTubeFilter */
$youTubeFilter = WiseChatContainer::get('rendering/filters/post/WiseChatYouTubePostFilter');
$formattedMessage = $youTubeFilter->filter($formattedMessage, $this->options->isOptionEnabled('enable_youtube'), $this->options->isOptionEnabled('allow_post_links'), $this->options->getIntegerOption('youtube_width', 186), $this->options->getIntegerOption('youtube_height', 105));
if ($this->options->isOptionEnabled('enable_twitter_hashtags')) {
/** @var WiseChatHashtagsPostFilter $hashTagsFilter */
$hashTagsFilter = WiseChatContainer::get('rendering/filters/post/WiseChatHashtagsPostFilter');
$formattedMessage = $hashTagsFilter->filter($formattedMessage);
}
if ($this->options->isOptionEnabled('emoticons_enabled', true)) {
/** @var WiseChatEmoticonsFilter $emoticonsFilter */
$emoticonsFilter = WiseChatContainer::get('rendering/filters/post/WiseChatEmoticonsFilter');
$formattedMessage = $emoticonsFilter->filter($formattedMessage);
}
if ($this->options->isOptionEnabled('multiline_support')) {
$formattedMessage = str_replace("\n", '<br />', $formattedMessage);
}
return $formattedMessage;
}
/**
* Publishes a message in the given channel of the chat and returns it.
*
* @param WiseChatUser $user Author of the message
* @param WiseChatChannel $channel A channel to publish in
* @param string $text Content of the message
* @param boolean $isAdmin Indicates whether to mark the message as admin-owned
*
* @return WiseChatMessage|null
* @throws Exception On validation error
*/
public function addMessage($user, $channel, $text, $isAdmin = false)
{
$text = trim($text);
$filteredMessage = $text;
// basic validation:
if ($user === null) {
throw new Exception('User cannot be null');
}
if ($channel === null) {
throw new Exception('Channel cannot be null');
}
if ($this->bansService->isIpAddressBanned($user->getIp())) {
throw new Exception($this->options->getOption('message_error_3', 'You were banned from posting messages'));
}
// use bad words filtering:
if ($this->options->isOptionEnabled('filter_bad_words')) {
WiseChatContainer::load('rendering/filters/pre/WiseChatFilter');
$badWordsFilterReplacement = $this->options->getOption('bad_words_replacement_text');
$filteredMessage = WiseChatFilter::filter($filteredMessage, strlen($badWordsFilterReplacement) > 0 ? $badWordsFilterReplacement : null);
}
// auto-ban feature:
if ($this->options->isOptionEnabled('enable_autoban') && $filteredMessage != $text) {
$counter = $this->abuses->incrementAndGetAbusesCounter();
$threshold = $this->options->getIntegerOption('autoban_threshold', 3);
if ($counter >= $threshold && $threshold > 0) {
$duration = $this->options->getIntegerOption('autoban_duration', 1440);
$this->bansService->banIpAddress($user->getIp(), $this->bansService->getDurationFromString($duration . 'm'));
$this->abuses->clearAbusesCounter();
}
}
// flood prevention feature:
if ($this->options->isOptionEnabled('enable_flood_control')) {
$floodControlThreshold = $this->options->getIntegerOption('flood_control_threshold', 200);
$floodControlTimeFrame = $this->options->getIntegerOption('flood_control_time_frame', 1);
if ($floodControlThreshold > 0 && $floodControlTimeFrame > 0) {
$messagesAmount = $this->messagesDAO->getNumberByCriteria(WiseChatMessagesCriteria::build()->setIp($user->getIp())->setMinimumTime(time() - $floodControlTimeFrame * 60));
if ($messagesAmount > $floodControlThreshold) {
$duration = $this->options->getIntegerOption('flood_control_ban_duration', 1440);
$this->bansService->banIpAddress($user->getIp(), $this->bansService->getDurationFromString($duration . 'm'));
}
}
}
// go through the custom filters:
$filterChain = WiseChatContainer::get('services/WiseChatFilterChain');
$filteredMessage = $filterChain->filter($filteredMessage);
// cut the message:
$messageMaxLength = $this->options->getIntegerOption('message_max_length', 100);
if ($messageMaxLength > 0) {
$filteredMessage = substr($filteredMessage, 0, $messageMaxLength);
}
// convert images and links into proper shortcodes and download images (if enabled):
/** @var WiseChatLinksPreFilter $linksPreFilter */
$linksPreFilter = WiseChatContainer::get('rendering/filters/pre/WiseChatLinksPreFilter');
$filteredMessage = $linksPreFilter->filter($filteredMessage, $this->options->isOptionEnabled('allow_post_images'), $this->options->isOptionEnabled('enable_youtube'));
$message = new WiseChatMessage();
$message->setTime(time());
$message->setAdmin($isAdmin);
$message->setUserName($user->getName());
$message->setUserId($user->getId());
$message->setText($filteredMessage);
$message->setChannelName($channel->getName());
$message->setIp($user->getIp());
if ($user->getWordPressId() !== null) {
$message->setWordPressUserId($user->getWordPressId());
}
$message = $this->messagesDAO->save($message);
// mark attachments created by the links pre-filter:
$createdAttachments = $linksPreFilter->getCreatedAttachments();
if (count($createdAttachments) > 0) {
$this->attachmentsService->markAttachmentsWithDetails($createdAttachments, $channel->getName(), $message->getId());
}
return $message;
}