/**
* 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;
}
/**
* Endpoint for banning users by message ID.
*/
public function userBanEndpoint()
{
$this->verifyCheckSum();
$response = array();
try {
$this->checkChatOpen();
$this->checkUserAuthentication();
$this->checkUserRight('ban_user');
$this->checkPostParams(array('channelId', 'messageId'));
$channelId = trim($this->getPostParam('channelId'));
$messageId = trim($this->getPostParam('messageId'));
$channel = $this->channelsDAO->get($channelId);
$this->checkChannel($channel);
$this->checkChannelAuthorization($channel);
$duration = $this->options->getIntegerOption('moderation_ban_duration', 1440);
$this->bansService->banByMessageId($messageId, $channel, $duration . 'm');
$this->messagesService->addMessage($this->authentication->getSystemUser(), $channel, "User has been banned for {$duration} minutes", true);
$response['result'] = 'OK';
} catch (WiseChatUnauthorizedAccessException $exception) {
$response['error'] = $exception->getMessage();
$this->sendUnauthorizedStatus();
} catch (Exception $exception) {
$response['error'] = $exception->getMessage();
$this->sendBadRequestStatus();
}
echo json_encode($response);
die;
}
private function addUsersListWidthDefinition()
{
if ($this->options->isOptionNotEmpty('users_list_width')) {
$width = $this->options->getIntegerOption('users_list_width');
if ($width > 1 && $width < 99) {
$this->addRawDefinition('.wcUsersList', 'width', $width . '%');
$this->addRawDefinition('.wcMessages', 'width', 100 - $width - 1 . '%');
}
}
}
/**
* Generates thumbnail image for given attachment and returns URL of the thumbnail.
*
* @param string $attachmentId
*
* @return null|string
* @throws Exception
*/
private function generateThumbnail($attachmentId)
{
$imagePath = get_attached_file($attachmentId);
$imageThPath = preg_replace('/\\.([a-zA-Z]+)$/', '-th.$1', $imagePath);
$image = wp_get_image_editor($imagePath);
if (!is_wp_error($image)) {
$image->resize($this->options->getIntegerOption('images_thumbnail_width_limit', 60), $this->options->getIntegerOption('images_thumbnail_height_limit', 60), true);
$image->save($imageThPath);
} else {
$this->logError('Error creating thumbnail: ' . $image->get_error_message());
throw new Exception('The thumbnail of the image could not be generated');
}
$imageUrl = wp_get_attachment_url($attachmentId);
$imageThUrl = preg_replace('/\\.([a-zA-Z]+)$/', '-th.$1', $imageUrl);
return $imageThUrl;
}
/**
* 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;
}
/**
* Returns information about the temporary file but only if it is an image file.
*
* @param string $fileName Name of the file
*
* @return null|array
*/
private function getTempFileImageInfo($fileName)
{
if (file_exists($this->tempFileName)) {
$extension = strtolower(pathinfo($fileName, PATHINFO_EXTENSION));
$allowedFormats = $this->getAllowedFormats();
if (!in_array($extension, $allowedFormats)) {
$this->logError('Unsupported file type: ' . $extension);
return null;
}
$fileSize = filesize($this->tempFileName);
if ($fileSize > $this->options->getIntegerOption('attachments_size_limit', 3145728)) {
$this->logError('Attachment is to big: ' . $fileSize . ' bytes');
return null;
}
$fileName = date('Ymd-His') . '-' . uniqid(rand()) . '.' . $extension;
return $_FILES[self::UPLOAD_FILE_NAME] = array('name' => $fileName, 'type' => 'application/octet-stream', 'tmp_name' => $this->tempFileName, 'error' => 0, 'size' => $fileSize);
}
$this->logError('The file does not exist');
return null;
}
/**
* 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);
}
}
}
/**
* Returns chat HTML for given channel.
*
* @param string|null $channelName
*
* @return string
* @throws Exception
*/
public function getRenderedChat($channelName = null)
{
$channel = $this->service->createAndGetChannel($this->service->getValidChatChannelName($channelName));
if ($this->service->isChatRestrictedForAnonymousUsers()) {
return $this->renderer->getRenderedAccessDenied($this->options->getOption('message_error_4', 'Only logged in users are allowed to enter the chat'), 'wcAccessDenied');
}
if (!$this->service->isChatOpen()) {
return $this->renderer->getRenderedAccessDenied($this->options->getOption('message_error_5', 'The chat is closed now'), 'wcChatClosed');
}
if ($this->service->isChatChannelFull($channel)) {
return $this->renderer->getRenderedAccessDenied($this->options->getOption('message_error_6', 'The chat is full now. Try again later.'), 'wcChatFull');
}
if ($this->service->isChatChannelsLimitReached($channel)) {
return $this->renderer->getRenderedAccessDenied($this->options->getOption('message_error_10', 'You cannot enter the chat due to the limit of channels you can participate simultaneously.'), 'wcChatChannelLimitFull');
}
if ($this->service->hasUserToBeForcedToEnterName()) {
if ($this->getPostParam('wcUserNameSelection') !== null) {
try {
$this->authentication->authenticate($this->getPostParam('wcUserName'));
} catch (Exception $e) {
return $this->renderer->getRenderedUserNameForm($e->getMessage());
}
} else {
return $this->renderer->getRenderedUserNameForm();
}
}
if ($this->service->hasUserToBeAuthorizedInChannel($channel)) {
if ($this->getPostParam('wcChannelAuthorization') !== null) {
if (!$this->service->authorize($channel, $this->getPostParam('wcChannelPassword'))) {
return $this->renderer->getRenderedPasswordAuthorization($this->options->getOption('message_error_9', 'Invalid password.'));
}
} else {
return $this->renderer->getRenderedPasswordAuthorization();
}
}
$chatId = $this->service->getChatID();
$this->userService->startUpMaintenance($channel);
$this->bansService->startUpMaintenance();
$this->messagesService->startUpMaintenance($channel);
$messages = $this->messagesService->getAllByChannelNameAndOffset($channel->getName());
$renderedMessages = '';
$lastId = 0;
foreach ($messages as $message) {
// omit non-admin messages:
if ($message->isAdmin() && !$this->usersDAO->isWpUserAdminLogged()) {
continue;
}
$renderedMessages .= $this->renderer->getRenderedMessage($message);
if ($lastId < $message->getId()) {
$lastId = $message->getId();
}
}
$lastAction = $this->actionsDAO->getLast();
$jsOptions = array('chatId' => $chatId, 'channelId' => $channel->getId(), 'nowTime' => gmdate('c', time()), 'lastId' => $lastId, 'checksum' => $this->getCheckSum(), 'lastActionId' => $lastAction !== null ? $lastAction->getId() : 0, 'baseDir' => $this->options->getBaseDir(), 'emoticonsBaseURL' => $this->options->getEmoticonsBaseURL(), 'apiEndpointBase' => $this->getEndpointBase(), 'messagesRefreshTime' => intval($this->options->getEncodedOption('messages_refresh_time', 3000)), 'messagesOrder' => $this->options->getEncodedOption('messages_order', '') == 'descending' ? 'descending' : 'ascending', 'enableTitleNotifications' => $this->options->isOptionEnabled('enable_title_notifications'), 'soundNotification' => $this->options->getEncodedOption('sound_notification'), 'messagesTimeMode' => $this->options->getEncodedOption('messages_time_mode'), 'channelUsersLimit' => $this->options->getIntegerOption('channel_users_limit', 0), 'messages' => array('message_sending' => $this->options->getEncodedOption('message_sending', 'Sending ...'), 'hint_message' => $this->options->getEncodedOption('hint_message'), 'messageSecAgo' => $this->options->getEncodedOption('message_sec_ago', 'sec. ago'), 'messageMinAgo' => $this->options->getEncodedOption('message_min_ago', 'min. ago'), 'messageYesterday' => $this->options->getEncodedOption('message_yesterday', 'yesterday'), 'messageUnsupportedTypeOfFile' => $this->options->getEncodedOption('message_error_7', 'Unsupported type of file.'), 'messageSizeLimitError' => $this->options->getEncodedOption('message_error_8', 'The size of the file exceeds allowed limit.')), 'userSettings' => $this->userSettingsDAO->getAll(), 'attachmentsValidFileFormats' => $this->attachmentsService->getAllowedFormats(), 'attachmentsSizeLimit' => $this->attachmentsService->getSizeLimit(), 'imagesSizeLimit' => $this->options->getIntegerOption('images_size_limit', 3145728));
$templater = new WiseChatTemplater($this->options->getPluginBaseDir());
$templater->setTemplateFile(WiseChatThemes::getInstance()->getMainTemplate());
$data = array('chatId' => $chatId, 'baseDir' => $this->options->getBaseDir(), 'messages' => $renderedMessages, 'themeStyles' => $this->options->getBaseDir() . WiseChatThemes::getInstance()->getCss(), 'showMessageSubmitButton' => $this->options->isOptionEnabled('show_message_submit_button'), 'showEmoticonInsertButton' => $this->options->isOptionEnabled('show_emoticon_insert_button', true), 'messageSubmitButtonCaption' => $this->options->getEncodedOption('message_submit_button_caption', 'Send'), 'showUsersList' => $this->options->isOptionEnabled('show_users'), 'usersList' => $this->options->isOptionEnabled('show_users') ? $this->renderer->getRenderedUsersList($channel) : '', 'showUsersCounter' => $this->options->isOptionEnabled('show_users_counter'), 'channelUsersLimit' => $this->options->getIntegerOption('channel_users_limit', 0), 'totalUsers' => $this->channelUsersDAO->getAmountOfUsersInChannel($channel->getId()), 'showUserName' => $this->options->isOptionEnabled('show_user_name'), 'currentUserName' => htmlentities($this->authentication->getUserNameOrEmptyString(), ENT_QUOTES, 'UTF-8'), 'isCurrentUserNameNotEmpty' => $this->authentication->isAuthenticated(), 'inputControlsTopLocation' => $this->options->getEncodedOption('input_controls_location') == 'top', 'inputControlsBottomLocation' => $this->options->getEncodedOption('input_controls_location') == '', 'showCustomizationsPanel' => $this->options->isOptionEnabled('allow_change_user_name') && !$this->usersDAO->isWpUserLogged() || $this->options->isOptionEnabled('allow_mute_sound') && strlen($this->options->getEncodedOption('sound_notification')) > 0 || $this->options->isOptionEnabled('allow_change_text_color'), 'allowChangeUserName' => $this->options->isOptionEnabled('allow_change_user_name') && !$this->usersDAO->isWpUserLogged(), 'allowMuteSound' => $this->options->isOptionEnabled('allow_mute_sound') && strlen($this->options->getEncodedOption('sound_notification')) > 0, 'allowChangeTextColor' => $this->options->isOptionEnabled('allow_change_text_color'), 'allowToSendMessages' => !$this->options->isOptionEnabled('read_only_for_anonymous', false) || $this->usersDAO->isWpUserLogged(), 'messageCustomize' => $this->options->getEncodedOption('message_customize', 'Customize'), 'messageName' => $this->options->getEncodedOption('message_name', 'Name'), 'messageSave' => $this->options->getEncodedOption('message_save', 'Save'), 'messageReset' => $this->options->getEncodedOption('message_reset', 'Reset'), 'messageMuteSounds' => $this->options->getEncodedOption('message_mute_sounds', 'Mute sounds'), 'messageTextColor' => $this->options->getEncodedOption('message_text_color', 'Text color'), 'messageTotalUsers' => $this->options->getEncodedOption('message_total_users', 'Total users'), 'messagePictureUploadHint' => $this->options->getEncodedOption('message_picture_upload_hint', 'Upload a picture'), 'messageAttachFileHint' => $this->options->getEncodedOption('message_attach_file_hint', 'Attach a file'), 'messageInsertEmoticon' => $this->options->getEncodedOption('message_insert_emoticon', 'Insert an emoticon'), 'windowTitle' => $this->options->getEncodedOption('window_title', ''), 'enableAttachmentsPanel' => $this->options->isOptionEnabled('enable_images_uploader') || $this->options->isOptionEnabled('enable_attachments_uploader'), 'enableImagesUploader' => $this->options->isOptionEnabled('enable_images_uploader'), 'enableAttachmentsUploader' => $this->options->isOptionEnabled('enable_attachments_uploader'), 'attachmentsExtensionsList' => $this->attachmentsService->getAllowedExtensionsList(), 'multilineSupport' => $this->options->isOptionEnabled('multiline_support'), 'hintMessage' => $this->options->getEncodedOption('hint_message'), 'messageMaxLength' => $this->options->getIntegerOption('message_max_length', 100), 'jsOptions' => json_encode($jsOptions), 'messagesOrder' => $this->options->getEncodedOption('messages_order', '') == 'descending' ? 'descending' : 'ascending', 'cssDefinitions' => $this->cssRenderer->getCssDefinition($chatId), 'customCssDefinitions' => $this->cssRenderer->getCustomCssDefinition());
$data = array_merge($data, $this->userSettingsDAO->getAll());
if ($this->authentication->isAuthenticated()) {
$data = array_merge($data, $this->authentication->getUser()->getData());
}
return $templater->render($data);
}
