public function userexists()
{
$result = null;
$usernameExists = false;
$emailExists = false;
$app = JFactory::getApplication();
try {
self::validateRequest();
if ($app->input->getMethod() != 'GET') {
throw new Exception('You cannot use other method than GET to check userexists');
}
//get necessary arguments
$args = array('username' => $app->input->getString('username'), 'email' => $app->input->getString('email'));
ImcFrontendHelper::checkNullArguments($args);
$userid = JUserHelper::getUserId($args['username']);
if ($userid > 0) {
$app->enqueueMessage(JText::_('COM_IMC_API_USERNAME_EXISTS'), 'info');
$usernameExists = true;
}
if (ImcFrontendHelper::emailExists($args['email'])) {
$app->enqueueMessage(JText::_('COM_IMC_API_EMAIL_EXISTS'), 'info');
$emailExists = true;
}
$result = array($usernameExists || $emailExists);
echo new JResponseJson($result, 'Check user action completed successfully');
} catch (Exception $e) {
header("HTTP/1.0 202 Accepted");
echo new JResponseJson($e);
}
}