/**
* Starts chat process.
*
* @param Request $request Incoming request.
* @return string|\Symfony\Component\HttpFoundation\RedirectResponse Rendered
* page content or a redirect response.
*/
public function startAction(Request $request)
{
$operator = $this->getOperator();
$thread_id = $request->attributes->getInt('thread_id');
// Check if the thread can be loaded.
$thread = Thread::load($thread_id);
if (!$thread || !isset($thread->lastToken)) {
return $this->showErrors(array(getlocal('Wrong thread')));
}
$view_only = $request->query->get('viewonly') == 'true';
$force_take = $request->query->get('force') == 'true';
$try_take_over = !$view_only && $thread->state == Thread::STATE_CHATTING && $operator['operatorid'] != $thread->agentId;
if ($try_take_over) {
if (!is_capable(CAN_TAKEOVER, $operator)) {
return $this->showErrors(array(getlocal('Cannot take over')));
}
if ($force_take == false) {
$link = $this->generateUrl('chat_operator_start', array('thread_id' => $thread_id, 'force' => 'true'));
$page = array('user' => $thread->userName, 'agent' => $thread->agentName, 'link' => $link, 'title' => getlocal('Change operator'));
// Show confirmation page.
return $this->render('confirm', $page);
}
}
if (!$view_only) {
if (!$thread->take($operator)) {
return $this->showErrors(array(getlocal('Cannot take thread')));
}
} elseif (!is_capable(CAN_VIEWTHREADS, $operator)) {
return $this->showErrors(array(getlocal('Cannot view threads')));
}
// Redrect the operator to initialized chat page
$redirect_to = $this->generateUrl('chat_operator', array('thread_id' => intval($thread_id), 'token' => urlencode($thread->lastToken)));
return $this->redirect($redirect_to);
}
/**
* Process chat thread redirection.
*
* @param Request $request Incoming request.
* @return string|\Symfony\Component\HttpFoundation\RedirectResponse Rendered
* page content or a redirect response.
* @throws NotFoundException If the thread with specified ID and token is
* not found.
* @throws BadRequestException If one or more arguments have a wrong format.
*/
public function redirectAction(Request $request)
{
$thread_id = $request->attributes->get('thread_id');
$token = $request->attributes->get('token');
$thread = Thread::load($thread_id, $token);
if (!$thread) {
throw new NotFoundException('The thread is not found.');
}
$page = array('errors' => array());
if ($request->query->has('nextGroup')) {
// The thread was redirected to a group.
$next_id = $request->query->get('nextGroup');
if (!preg_match("/^\\d{1,10}\$/", $next_id)) {
throw new BadRequestException('Wrong value of "nextGroup" argument.');
}
$next_group = group_by_id($next_id);
if ($next_group) {
$page['message'] = getlocal('The visitor has been placed in a priorty queue of the group {0}.', array(get_group_name($next_group)));
if (!$this->redirectToGroup($thread, (int) $next_id)) {
$page['errors'][] = getlocal('You are not chatting with the visitor.');
}
} else {
$page['errors'][] = 'Unknown group';
}
} else {
// The thread was redirected to an operator.
$next_id = $request->query->get('nextAgent');
if (!preg_match("/^\\d{1,10}\$/", $next_id)) {
throw new BadRequestException('Wrong value of "nextAgent" argument.');
}
$next_operator = operator_by_id($next_id);
if ($next_operator) {
$page['message'] = getlocal('The visitor has been placed in the priorty queue of the operator {0}.', array(get_operator_name($next_operator)));
if (!$this->redirectToOperator($thread, $next_id)) {
$page['errors'][] = getlocal('You are not chatting with the visitor.');
}
} else {
$page['errors'][] = 'Unknown operator';
}
}
$page = array_merge_recursive($page, setup_logo());
if (count($page['errors']) > 0) {
return $this->render('error', $page);
} else {
return $this->render('redirected', $page);
}
}
/**
* Process submitting of the mail form.
*
* @param Request $request Incoming request.
* @return string Rendered page content.
* @throws NotFoundException If the thread with specified ID and token is
* not found.
*/
public function submitFormAction(Request $request)
{
$errors = array();
$thread_id = $request->attributes->get('thread_id');
$token = $request->attributes->get('token');
// Try to load the thread
$thread = Thread::load($thread_id, $token);
if (!$thread) {
throw new NotFoundException('The thread is not found.');
}
$email = $request->request->get('email');
$group = $thread->groupId ? group_by_id($thread->groupId) : null;
if (!$email) {
$errors[] = no_field('Your email');
} elseif (!MailUtils::isValidAddress($email)) {
$errors[] = wrong_field('Your email');
}
if (count($errors) > 0) {
$request->attributes->set('errors', $errors);
// Render the mail form again
return $this->showFormAction($request);
}
$history = '';
$last_id = -1;
$messages = $thread->getMessages(true, $last_id);
foreach ($messages as $msg) {
$history .= message_to_text($msg);
}
// Load mail templates and substitute placeholders there.
$mail_template = MailTemplate::loadByName('user_history', get_current_locale());
if ($mail_template) {
$this->sendMail(MailUtils::buildMessage($email, MIBEW_MAILBOX, $mail_template->buildSubject(), $mail_template->buildBody(array($thread->userName, $history, Settings::get('title'), Settings::get('hosturl')))));
} else {
trigger_error('Cannot send e-mail because "user_history" mail template cannot be loaded.', E_USER_WARNING);
}
$page = setup_logo($group);
$page['email'] = $email;
return $this->render('mailsent', $page);
}
/**
* Inviation was rejected by visitor
*
* Triggers {@link \Mibew\EventDispatcher\Events::INVITATION_REJECT} event.
*
* @param int $visitor_id ID of the visitor
*/
function invitation_reject($visitor_id)
{
$visitor = track_get_visitor_by_id($visitor_id);
// Send message to operator
$thread = Thread::load($visitor['threadid']);
if ($thread) {
$thread->postMessage(Thread::KIND_FOR_AGENT, getlocal('Visitor rejected invitation', null, get_current_locale(), true));
}
$db = Database::getInstance();
$db->query("UPDATE {sitevisitor} v, {thread} t SET " . "v.threadid = NULL, " . "t.invitationstate = :invitation_rejected, " . "t.istate = :state_closed, " . "t.dtmclosed = :now " . "WHERE t.threadid = v.threadid " . "AND visitorid = :visitor_id", array(':invitation_rejected' => Thread::INVITATION_REJECTED, ':state_closed' => Thread::STATE_CLOSED, ':visitor_id' => $visitor_id, ':now' => time()));
$args = array('invitation' => $thread);
EventDispatcher::getInstance()->triggerEvent(Events::INVITATION_REJECT, $args);
}
/**
* Process chat in an invitation block.
*
* @param Request $request Incoming request.
* @return string|\Symfony\Component\HttpFoundation\RedirectResponse Rendered
* page content or a redirect response.
*/
public function invitationAction(Request $request)
{
// Check if an user tries to use invitation functionality when it's
// disabled.
if (!Settings::get('enabletracking')) {
return $this->redirect($this->generateUrl('chat_user_start'));
}
// Check if we should force the user to use SSL.
$ssl_redirect = $this->sslRedirect($request);
if ($ssl_redirect !== false) {
return $ssl_redirect;
}
// Check if user invited to chat.
$invitation_state = invitation_state($_SESSION[SESSION_PREFIX . 'visitorid']);
if (!$invitation_state['invited'] || !$invitation_state['threadid']) {
return $this->redirect($this->generateUrl('chat_user_start'));
}
$thread = Thread::load($invitation_state['threadid']);
// Store own thread ids to restrict access for other people
if (!isset($_SESSION[SESSION_PREFIX . 'own_threads'])) {
$_SESSION[SESSION_PREFIX . 'own_threads'] = array();
}
$_SESSION[SESSION_PREFIX . 'own_threads'][] = $thread->id;
// Prepare page
$page = setup_invitation_view($thread);
// Build js application options
$page['invitationOptions'] = $page['invitation'];
// Initialize client side application
$this->getAssetManager()->attachJs('js/compiled/chat_app.js');
$this->getAssetManager()->attachJs(
$this->startJsApplication($request, $page),
AssetManagerInterface::INLINE,
1000
);
// Expand page
return $this->render('chat', $page);
}
/**
* Loads thread by id and token and checks if thread loaded
*
* @param int $thread_id Id of the thread
* @param int $last_token Last token of the thread
* @return \Mibew\Thread
* @throws \Mibew\RequestProcessor\ThreadProcessorException
*/
public static function getThread($thread_id, $last_token)
{
// Load thread
$thread = Thread::load($thread_id, $last_token);
// Check thread
if (!$thread) {
throw new ThreadProcessorException(
'Wrong thread',
ThreadProcessorException::ERROR_WRONG_THREAD
);
}
// Return thread
return $thread;
}
/**
* Builds a page with form for add/edit ban.
*
* @param Request $request Incoming request.
* @return string Rendered page content.
* @throws NotFoundException If the ban with specified ID is not found in
* the system.
* @throws BadRequestException If "thread" GET param is specified but has a
* wrong format.
*/
public function showEditFormAction(Request $request)
{
$operator = $this->getOperator();
$page = array('banId' => '', 'saved' => false, 'thread' => '', 'threadid' => '', 'errors' => $request->attributes->get('errors', array()));
if ($request->attributes->has('ban_id')) {
$ban_id = $request->attributes->getInt('ban_id');
// Retrieve ban information from the database
$ban = Ban::load($ban_id);
if (!$ban) {
throw new NotFoundException('The ban is not found.');
}
$page['banId'] = $ban->id;
$page['formaddress'] = $ban->address;
$page['formdays'] = round(($ban->till - time()) / 86400);
$page['formcomment'] = $ban->comment;
} elseif ($request->query->has('thread')) {
// Prepopulate form using thread data
$thread_id = $request->query->has('thread');
if (!preg_match("/^\\d{1,10}\$/", $thread_id)) {
throw new BadRequestException('Wrong value of "thread" argument.');
}
$thread = Thread::load($thread_id);
if ($thread) {
$page['thread'] = htmlspecialchars($thread->userName);
$page['threadid'] = $thread_id;
$page['formaddress'] = $thread->remote;
$page['formdays'] = 15;
}
}
// Override form fields from the request if it is needed
if ($request->isMethod('POST')) {
$page['formaddress'] = $request->request->get('address');
$page['formdays'] = $request->request->get('days');
$page['formcomment'] = $request->request->get('comment');
$page['threadid'] = $request->request->get('threadid');
}
$page['title'] = getlocal('Block address');
$page['formaction'] = $request->getBaseUrl() . $request->getPathInfo();
$page = array_merge($page, prepare_menu($operator, false));
return $this->render('ban', $page);
}
/**
* Returns content of the chat button.
*
* @param Request $request
* @return string Rendered page content
*/
public function indexAction(Request $request)
{
$referer = $request->server->get('HTTP_REFERER', '');
// We need to display message about visited page only if the visitor
// really change it.
$new_page = empty($_SESSION[SESSION_PREFIX . 'last_visited_page']) || $_SESSION[SESSION_PREFIX . 'last_visited_page'] != $referer;
// Display message about page change
if ($referer && isset($_SESSION[SESSION_PREFIX . 'threadid']) && $new_page) {
$thread = Thread::load($_SESSION[SESSION_PREFIX . 'threadid']);
if ($thread && $thread->state != Thread::STATE_CLOSED) {
$msg = getlocal("Visitor navigated to {0}", array($referer), $thread->locale, true);
$thread->postMessage(Thread::KIND_FOR_AGENT, $msg);
}
}
$_SESSION[SESSION_PREFIX . 'last_visited_page'] = $referer;
$image = $request->query->get('i', '');
if (!preg_match("/^\\w+\$/", $image)) {
$image = 'mibew';
}
$lang = $request->query->get('lang', '');
if (!preg_match("/^[\\w-]{2,5}\$/", $lang)) {
$lang = '';
}
if (!$lang || !locale_is_available($lang)) {
$lang = get_current_locale();
}
$group_id = $request->query->get('group', '');
if (!preg_match("/^\\d{1,8}\$/", $group_id)) {
$group_id = false;
}
if ($group_id) {
if (Settings::get('enablegroups') == '1') {
$group = group_by_id($group_id);
if (!$group) {
$group_id = false;
}
} else {
$group_id = false;
}
}
// Get image file content
$image_postfix = has_online_operators($group_id) ? "on" : "off";
$file_name = "locales/{$lang}/button/{$image}_{$image_postfix}.png";
$content_type = 'image/png';
if (!is_readable($file_name)) {
// Fall back to .gif image
$file_name = "locales/{$lang}/button/{$image}_{$image_postfix}.gif";
$content_type = 'image/gif';
}
$fh = fopen($file_name, 'rb');
if ($fh) {
// Create response with image in body
$file_size = filesize($file_name);
$content = fread($fh, $file_size);
fclose($fh);
$response = new Response($content, 200);
// Set correct content info
$response->headers->set('Content-Type', $content_type);
$response->headers->set('Content-Length', $file_size);
} else {
$response = new Response('Not found', 404);
}
// Disable caching
$response->headers->addCacheControlDirective('no-cache', true);
$response->headers->addCacheControlDirective('no-store', true);
$response->headers->addCacheControlDirective('must-revalidate', true);
$response->setExpires(new \DateTime('yesterday noon'));
$response->headers->set('Pragma', 'no-cache');
return $response;
}
/**
* Generates a page with thread history (thread log).
*
* @param Request $request
* @return string Rendered page content
*/
public function threadAction(Request $request)
{
$operator = $this->getOperator();
$page = array();
// Load thread info
$thread = Thread::load($request->attributes->get('thread_id'));
$group = group_by_id($thread->groupId);
$thread_info = array('userName' => $thread->userName, 'userAddress' => get_user_addr($thread->remote), 'userAgentVersion' => get_user_agent_version($thread->userAgent), 'agentName' => $thread->agentName, 'chatTime' => $thread->modified - $thread->created, 'chatStarted' => $thread->created, 'groupName' => get_group_name($group));
$page['threadInfo'] = $thread_info;
// Build messages list
$last_id = -1;
$messages = array_map('sanitize_message', $thread->getMessages(false, $last_id));
$page['title'] = getlocal("Chat log");
$page = array_merge($page, prepare_menu($operator, false));
$this->getAssetManager()->attachJs('js/compiled/thread_log_app.js');
$this->getAssetManager()->attachJs(sprintf('jQuery(document).ready(function(){Mibew.Application.start(%s);});', json_encode(array('messages' => $messages))), \Mibew\Asset\AssetManagerInterface::INLINE, 1000);
return $this->render('history_thread', $page);
}
/**
* Save the thread to the database
*
* Triggers {@link \Mibew\EventDispatcher\Events::THREAD_UPDATE} and
* {@link \Mibew\EventDispatcher\Events::THREAD_CREATE} events.
*
* @param boolean $update_revision Indicates if last modified time and last
* revision should be updated.
*/
public function save($update_revision = true)
{
// Update modification time and revision number only if needed
if ($update_revision) {
$this->lastRevision = $this->nextRevision();
$this->modified = time();
}
$db = Database::getInstance();
if (!$this->id) {
$db->query('INSERT INTO {thread} (' . 'username, userid, agentname, agentid, ' . 'dtmcreated, dtmchatstarted, dtmmodified, dtmclosed, ' . 'lrevision, istate, invitationstate, ltoken, remote, ' . 'referer, nextagent, locale, lastpinguser, ' . 'lastpingagent, usertyping, agenttyping, ' . 'shownmessageid, useragent, messagecount, groupid' . ') VALUES (' . ':user_name, :user_id, :agent_name, :agent_id, ' . ':created, :chat_started, :modified, :closed, ' . ':revision, :state, :invitation_state, :token, :remote, ' . ':referer, :next_agent, :locale, :last_ping_user, ' . ':last_ping_agent, :user_typing, :agent_typing, ' . ':shown_message_id, :user_agent, :message_count, :group_id ' . ')', array(':user_name' => $this->userName, ':user_id' => $this->userId, ':agent_name' => $this->agentName, ':agent_id' => $this->agentId, ':created' => $this->created, ':chat_started' => $this->chatStarted, ':modified' => $this->modified, ':closed' => $this->closed, ':revision' => $this->lastRevision, ':state' => $this->state, ':invitation_state' => $this->invitationState, ':token' => $this->lastToken, ':remote' => $this->remote, ':referer' => $this->referer, ':next_agent' => $this->nextAgent, ':locale' => $this->locale, ':last_ping_user' => $this->lastPingUser, ':last_ping_agent' => $this->lastPingAgent, ':user_typing' => $this->userTyping, ':agent_typing' => $this->agentTyping, ':shown_message_id' => $this->shownMessageId, ':user_agent' => $this->userAgent, ':message_count' => $this->messageCount, ':group_id' => $this->groupId));
$this->id = $db->insertedId();
$args = array('thread' => $this);
EventDispatcher::getInstance()->triggerEvent(Events::THREAD_CREATE, $args);
} else {
// Get the original state of the thread to trigger event later.
$original_thread = Thread::load($this->id);
$db->query('UPDATE {thread} SET ' . 'username = :user_name, userid = :user_id, ' . 'agentname = :agent_name, agentid = :agent_id, ' . 'dtmcreated = :created, dtmchatstarted = :chat_started, ' . 'dtmmodified = :modified, dtmclosed = :closed, ' . 'lrevision = :revision, istate = :state, ' . 'invitationstate = :invitation_state, ltoken = :token, ' . 'remote = :remote, referer = :referer, ' . 'nextagent = :next_agent, locale = :locale, ' . 'lastpinguser = :last_ping_user, ' . 'lastpingagent = :last_ping_agent, ' . 'usertyping = :user_typing, agenttyping = :agent_typing, ' . 'shownmessageid = :shown_message_id, ' . 'useragent = :user_agent, messagecount = :message_count, ' . 'groupid = :group_id ' . 'WHERE threadid = :thread_id', array(':thread_id' => $this->id, ':user_name' => $this->userName, ':user_id' => $this->userId, ':agent_name' => $this->agentName, ':agent_id' => $this->agentId, ':created' => $this->created, ':chat_started' => $this->chatStarted, ':modified' => $this->modified, ':closed' => $this->closed, ':revision' => $this->lastRevision, ':state' => $this->state, ':invitation_state' => $this->invitationState, ':token' => $this->lastToken, ':remote' => $this->remote, ':referer' => $this->referer, ':next_agent' => $this->nextAgent, ':locale' => $this->locale, ':last_ping_user' => $this->lastPingUser, ':last_ping_agent' => $this->lastPingAgent, ':user_typing' => $this->userTyping, ':agent_typing' => $this->agentTyping, ':shown_message_id' => $this->shownMessageId, ':user_agent' => $this->userAgent, ':message_count' => $this->messageCount, ':group_id' => $this->groupId));
$args = array('thread' => $this, 'original_thread' => $original_thread);
EventDispatcher::getInstance()->triggerEvent(Events::THREAD_UPDATE, $args);
}
}
/**
* Provides a gateway for widget requests.
*
* Triggers {@link \Mibew\EventDispatcher\Events::VISITOR_TRACK} event.
*
* @param Request $request
* @return string Rendered page content
*/
public function indexAction(Request $request)
{
$operator = array();
$response_data = array('load' => array(), 'handlers' => array(), 'dependencies' => array(), 'data' => array());
$tracking_allowed = Settings::get('enabletracking') == '1' && (Settings::get('trackoperators') == '1' || !$this->getOperator());
if ($tracking_allowed) {
$entry = $request->query->get('entry', '');
$referer = $request->server->get('HTTP_REFERER', '');
$user_id = $request->query->get('user_id', false);
// Check if session was started
if (isset($_SESSION[SESSION_PREFIX . 'visitorid']) && preg_match('/^[0-9]+$/', $_SESSION[SESSION_PREFIX . 'visitorid'])) {
// Session was started. Just track the visitor.
$visitor_id = track_visitor($_SESSION[SESSION_PREFIX . 'visitorid'], $entry, $referer);
$visitor = track_get_visitor_by_id($visitor_id);
} else {
$visitor = track_get_visitor_by_user_id($user_id);
if ($visitor !== false) {
// Session is not started but the visitor exists in
// database. Probably third-party cookies are disabled by
// the browser. Use tracking by local cookie at target site.
$visitor_id = track_visitor($visitor['visitorid'], $entry, $referer);
} else {
// Start tracking session
$visitor_id = track_visitor_start($entry, $referer);
$visitor = track_get_visitor_by_id($visitor_id);
}
}
if ($visitor_id) {
$_SESSION[SESSION_PREFIX . 'visitorid'] = $visitor_id;
}
if ($user_id === false) {
// Update local cookie value at target site
$response_data['handlers'][] = 'updateUserId';
$response_data['dependencies']['updateUserId'] = array();
$response_data['data']['user']['id'] = $visitor['userid'];
}
// Provide an ability for others to make something on visitor
// tracking
$event_arguments = array('visitor' => $visitor);
EventDispatcher::getInstance()->triggerEvent(Events::VISITOR_TRACK, $event_arguments);
// Get invitation state
$invitation_state = invitation_state($visitor_id);
// Check if invitation is closed
if (!$invitation_state['invited'] && !empty($_SESSION[SESSION_PREFIX . 'invitation_threadid'])) {
$response_data['handlers'][] = 'invitationClose';
$response_data['dependencies']['invitationClose'] = array();
unset($_SESSION[SESSION_PREFIX . 'invitation_threadid']);
}
// Check if the visitor is just invited to chat
$is_invited = $invitation_state['invited'] && (empty($_SESSION[SESSION_PREFIX . 'invitation_threadid']) ? true : $_SESSION[SESSION_PREFIX . 'invitation_threadid'] != $invitation_state['threadid']);
if ($is_invited) {
// Load invitation thread
$thread = Thread::load($invitation_state['threadid']);
// Get operator info
$operator = operator_by_id($thread->agentId);
$locale = $request->query->get('locale', '');
$operator_name = $locale == get_home_locale() ? $operator['vclocalename'] : $operator['vccommonname'];
$avatar_url = $operator['vcavatar'] ? $this->asset($operator['vcavatar'], AssetUrlGeneratorInterface::ABSOLUTE_URL) : false;
// Show invitation dialog at widget side
$response_data['handlers'][] = 'invitationCreate';
$response_data['dependencies']['invitationCreate'] = array();
$response_data['data']['invitation'] = array('operatorName' => htmlspecialchars($operator_name), 'avatarUrl' => htmlspecialchars($avatar_url), 'threadUrl' => $this->generateUrl('chat_user_invitation', array(), UrlGeneratorInterface::ABSOLUTE_URL), 'acceptCaption' => getlocal('Answer'));
$_SESSION[SESSION_PREFIX . 'invitation_threadid'] = $thread->id;
}
// Check if the visitor rejects invitation
if ($invitation_state['invited'] && $request->query->get('invitation_rejected')) {
invitation_reject($visitor_id);
}
$event_arguments = array('visitor' => $visitor, 'request' => $request, 'response' => $response_data, 'route_url_generator' => $this->getRouter(), 'asset_url_generator' => $this->getAssetManager()->getUrlGenerator());
EventDispatcher::getInstance()->triggerEvent(Events::WIDGET_RESPONSE_ALTER, $event_arguments);
$response_data = $event_arguments['response'];
}
// Builds JSONP response
$response = new JsonResponse($response_data);
$response->setCallback("Mibew.Objects.widget.onResponse");
// Add headers to overcome third-party cookies problem.
$response->headers->set('P3P', 'CP="IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT"');
return $response;
}
