/**
* 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;
}
/**
* Saves attachments in the Media Library and attaches them to the end of the message.
*
* @param WiseChatChannel $channel
* @param array $attachments Array of attachments
*
* @return array Array consisting of the two elements: a shortcode representing the attachments and array of IDs of created attachments
*/
private function saveAttachments($channel, $attachments)
{
if (!is_array($attachments) || count($attachments) === 0) {
return array(null, array());
}
WiseChatContainer::load('rendering/filters/WiseChatShortcodeConstructor');
$firstAttachment = $attachments[0];
$data = $firstAttachment['data'];
$data = substr($data, strpos($data, ",") + 1);
$decodedData = base64_decode($data);
$attachmentShortcode = null;
$attachmentIds = array();
if ($this->options->isOptionEnabled('enable_images_uploader') && $firstAttachment['type'] === 'image') {
$image = $this->imagesService->saveImage($decodedData);
if (is_array($image)) {
$attachmentShortcode = ' ' . WiseChatShortcodeConstructor::getImageShortcode($image['id'], $image['image'], $image['image-th'], '_');
$attachmentIds = array($image['id']);
}
}
if ($this->options->isOptionEnabled('enable_attachments_uploader') && $firstAttachment['type'] === 'file') {
$fileName = $firstAttachment['name'];
$file = $this->attachmentsService->saveAttachment($fileName, $decodedData, $channel->getName());
if (is_array($file)) {
$attachmentShortcode = ' ' . WiseChatShortcodeConstructor::getAttachmentShortcode($file['id'], $file['file'], $fileName);
$attachmentIds = array($file['id']);
}
}
return array($attachmentShortcode, $attachmentIds);
}
/**
* Returns list of allowed attachment formats.
*
* @return array
*/
public function getAllowedFormats()
{
$validFormats = array();
if ($this->options->isOptionEnabled('enable_attachments_uploader')) {
$formats = $this->options->getEncodedOption('attachments_file_formats');
$formatsSplited = preg_split('/,/', $formats);
if (is_array($formatsSplited)) {
foreach ($formatsSplited as $format) {
$proposedFormat = strtolower(trim($format));
if (!in_array($proposedFormat, $this->securityExcludedFormats)) {
$validFormats[] = $proposedFormat;
}
}
}
}
return $validFormats;
}
/**
* Sets a new name for current user.
*
* @param string $userName A new username to set
*
* @return string New username
* @throws Exception On validation error
*/
public function changeUserName($userName)
{
if (!$this->options->isOptionEnabled('allow_change_user_name') || $this->usersDAO->getCurrentWpUser() !== null || !$this->authentication->isAuthenticated()) {
throw new Exception('Unsupported operation');
}
$userName = $this->authentication->validateUserName($userName);
$user = $this->authentication->getUser();
// set new username and refresh it:
$user->setName($userName);
$this->usersDAO->save($user);
$this->refreshNewUserName($user);
$this->authentication->setOriginalUserName($userName);
return $userName;
}
/**
* @param string $userName
*
* @return WiseChatUser
*/
private function createUserAndSave($userName)
{
WiseChatContainer::load('model/WiseChatUser');
// construct username and user object:
$user = new WiseChatUser();
$user->setName($userName);
$user->setSessionId($this->userSessionDAO->getSessionId());
$user->setIp($this->getRemoteAddress());
if ($this->options->isOptionEnabled('collect_user_stats', true)) {
$this->fillWithGeoDetails($user);
}
// save user in DB and in the session:
$this->usersDAO->save($user);
$this->userSessionDAO->set(self::SESSION_KEY_USER_ID, $user->getId());
return $user;
}
/**
* Callback method for displaying list of checkboxes with a hint.
*
* @param array $args Array containing keys: id, name, hint, options
*
* @return null
*/
public function checkboxesCallback($args)
{
$id = $args['id'];
$hint = $args['hint'];
$options = $args['options'];
$defaults = $this->getDefaultValues();
$defaultValue = array_key_exists($id, $defaults) ? $defaults[$id] : '';
$values = $this->options->getOption($id, $defaultValue);
$parentId = $this->getFieldParent($id);
$html = '';
foreach ($options as $key => $value) {
$html .= sprintf('<label><input type="checkbox" value="%s" name="%s[%s][]" %s %s data-parent-field="%s" />%s</label> ', $key, WiseChatOptions::OPTIONS_NAME, $id, in_array($value, $values) ? 'checked="1"' : '', $parentId != null && !$this->options->isOptionEnabled($parentId, false) ? 'disabled="1"' : '', $parentId != null ? $parentId : '', $value);
}
printf($html);
if (strlen($hint) > 0) {
printf('<p class="description">%s</p>', $hint);
}
}
/**
* Determines if the current user has to enter his/her name.
*
* @return bool
*/
public function hasUserToBeForcedToEnterName()
{
return $this->options->isOptionEnabled('force_user_name_selection') && !$this->authentication->isAuthenticated();
}
/**
* 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);
}
/**
* @throws WiseChatUnauthorizedAccessException
*/
private function checkUserWriteAuthorization()
{
if ($this->options->isOptionEnabled('read_only_for_anonymous', false) && !$this->usersDAO->isWpUserLogged()) {
throw new WiseChatUnauthorizedAccessException('No write permission');
}
}
