/**
* Process submitted leave message form.
*
* Send message to operator email and create special meil thread.
* @param array $args Associative array of arguments. It must contains the
* following keys:
* - 'threadId': for this function this param equals to null;
* - 'token': for this function this param equals to null;
* - 'name': string, user name;
* - 'email': string, user email;
* - 'message': string, user message;
* - 'info': string, some info about user;
* - 'referrer': string, page user came from;
* - 'captcha': string, captcha value;
* - 'groupId': selected group id.
*
* @throws \Mibew\RequestProcessor\ThreadProcessorException Can throw an
* exception if captcha or email is wrong.
*/
protected function apiProcessLeaveMessage($args)
{
// Check captcha
if (Settings::get('enablecaptcha') == '1' && can_show_captcha()) {
$captcha = $args['captcha'];
$original = isset($_SESSION[SESSION_PREFIX . 'mibew_captcha'])
? $_SESSION[SESSION_PREFIX . 'mibew_captcha']
: '';
unset($_SESSION[SESSION_PREFIX . 'mibew_captcha']);
if (empty($original) || empty($captcha) || $captcha != $original) {
throw new ThreadProcessorException(
getlocal('The letters you typed don\'t match the letters that were shown in the picture.'),
ThreadProcessorException::ERROR_WRONG_CAPTCHA
);
}
}
// Get form fields
$email = $args['email'];
$name = $args['name'];
$message = $args['message'];
$info = $args['info'];
$referrer = $args['referrer'];
if (!MailUtils::isValidAddress($email)) {
throw new ThreadProcessorException(
wrong_field("Your email"),
ThreadProcessorException::ERROR_WRONG_EMAIL
);
}
// Verify group id
$group_id = '';
if (Settings::get('enablegroups') == '1') {
if (preg_match("/^\d{1,8}$/", $args['groupId']) != 0) {
$group = group_by_id($args['groupId']);
if ($group) {
$group_id = $args['groupId'];
}
}
}
// Create thread for left message
$remote_host = get_remote_host();
$user_browser = $_SERVER['HTTP_USER_AGENT'];
$visitor = visitor_from_request();
// Get message locale
$message_locale = Settings::get('left_messages_locale');
if (!locale_is_available($message_locale)) {
$message_locale = get_home_locale();
}
// Create thread
$thread = new Thread();
$thread->groupId = $group_id;
$thread->userName = $name;
$thread->remote = $remote_host;
$thread->referer = $referrer;
$thread->locale = get_current_locale();
$thread->userId = $visitor['id'];
$thread->userAgent = $user_browser;
$thread->state = Thread::STATE_LEFT;
$thread->closed = time();
$thread->save();
// Send some messages
if ($referrer) {
$thread->postMessage(
Thread::KIND_FOR_AGENT,
getlocal('Vistor came from page {0}', array($referrer), get_current_locale(), true)
);
}
if ($email) {
$thread->postMessage(
Thread::KIND_FOR_AGENT,
getlocal('E-Mail: {0}', array($email), get_current_locale(), true)
);
}
if ($info) {
$thread->postMessage(
Thread::KIND_FOR_AGENT,
getlocal('Info: {0}', array($info), get_current_locale(), true)
);
}
$thread->postMessage(Thread::KIND_USER, $message, array('name' => $name));
// Get email for message
$inbox_mail = get_group_email($group_id);
if (empty($inbox_mail)) {
$inbox_mail = Settings::get('email');
}
// Send email
if ($inbox_mail) {
// Prepare message to send by email
$mail_template = MailTemplate::loadByName('leave_message', $message_locale);
if (!$mail_template) {
trigger_error(
'Cannot send e-mail because "leave_message" mail template cannot be loaded.',
E_USER_WARNING
);
return;
}
$subject = $mail_template->buildSubject(array($args['name']));
$body = $mail_template->buildBody(array(
$args['name'],
$email,
$message,
($info ? $info . "\n" : ""),
));
// Send
$this->getMailerFactory()->getMailer()->send(
MailUtils::buildMessage($inbox_mail, $email, $subject, $body)
);
}
}
/**
* Retrieves locale for the current request.
*
* @return string Locale code
*/
function get_current_locale()
{
static $current_locale = null;
if (is_null($current_locale)) {
$locale = verify_param("locale", "/./", "");
// Check if locale code passed in as a param is valid
$locale_param_valid = $locale && locale_pattern_check($locale) && locale_is_available($locale);
// Check if locale code stored in session data is valid
$session_locale_valid = isset($_SESSION[SESSION_PREFIX . 'locale']) && locale_pattern_check($_SESSION[SESSION_PREFIX . 'locale']) && locale_is_available($_SESSION[SESSION_PREFIX . 'locale']);
if ($locale_param_valid) {
$_SESSION[SESSION_PREFIX . 'locale'] = $locale;
} elseif ($session_locale_valid) {
$locale = $_SESSION[SESSION_PREFIX . 'locale'];
} else {
$locale = get_user_locale();
}
$current_locale = $locale;
}
return $current_locale;
}
/**
* 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;
}