/**
* Implements the webservice call from remote websites to check user credentials and
* obtain matching warehouse user_id.
* Does not support requests from users on the warehouse itself (website_id < 0)
* Expects HTTP POST with username, password, options and usual service credentials.
* Catches any Exceptions and passes them to handle_error()
*
* @return string (encrypted array) with user_id and optional user profile array
*/
public function authenticate_user()
{
try {
// authenticate requesting website for this service
$this->authenticate('read');
// decrypt and check the input
$input = secure_msg::unseal_request($_POST, $this->website_password);
if (array_key_exists(secure_msg::ERROR_MSG, $input)) {
throw new ServiceError($input[secure_msg::ERROR_MSG], 3001);
}
kohana::log('debug', 'Site_User_Controller::authenticate_user, unsealed input is ' . print_r($input, true));
$options = array_key_exists('options', $input) ? $input['options'] : array();
// authenticate user
$this->auth = new Auth();
$user_id = $this->auth->site_login($input['username'], $input['password'], $options, $this->website_id);
$response = array('user_id' => $user_id);
// get profile if user has been authenticated and profile has been requested
$getprofile = array_key_exists('getprofile', $options) ? $options['getprofile'] : false;
if ($user_id > 0 && $getprofile) {
$response['profile'] = $this->_get_user_profile($user_id);
}
// seal response to secure it from prying or tampering
kohana::log('debug', 'Site_User_Controller::authenticate_user, unsealed response is ' . print_r($response, true));
$sealed = secure_msg::SEALED . secure_msg::seal($response, $this->website_password);
kohana::log('debug', 'Site_User_Controller::authenticate_user, sealed response is ' . print_r($sealed, true));
echo $sealed;
} catch (Exception $e) {
$this->handle_error($e);
}
}
/**
* Sends a request to the indicia core module to ask if the login credentials
* are valid for this website.
*
* @param string $username Required.
* The username value entered by the authenticating user.
* @param string $password Required.
* The password value entered by the authenticating user.
* @param array $readAuth Required.
* Array containing service authentication data obtained from get_read_auth().
* @param string $website_password Required.
* The client website password value to be supplied by the site administrator.
* @param array $options Optional.
* Options array with the following possibilities:<ul>
* <li><b>namecase</b><br/>
* Optional. Boolean defining if the username value should be treated as case sensitive when looking
* the user up on indicia core. Defaults to true.</li>
* <li><b>nameormail</b><br/>
* Optional. String defining if the username value represents the user's name or their e-mail address when looking
* the user up on indicia core. Allowed values are 'name' or 'mail'. Defaults to 'name'.</li>
* <li><b>getprofile</b><br/>
* Optional. Boolean for whether to retrieve the profile data for this user if successfully authenticated.
* If true, the profile will be returned in the 'profile' key on the response array.
* Defaults to false.</li>
* </ul>
*
* @return array containing:<ul>
* <li>The 'user_id' key hold the user_id for the authenticated user,
* or '0' if the login credentials are not valid for this website.</li>
* <li>The 'profile' as an array containing:-<ul>
* <li>title</li>
* <li>first_name</li>
* <li>surname</li>
* <li>initials</li>
* <li>email_address</li>
* <li>website_url</li>
* <li>address</li>
* <li>home_entered_sref</li>
* <li>home_entered_sref_system</li>
* <li>interests</li>
* <li>location_name</li>
* <li>email_visible</li>
* <li>view_common_names</li>
* <li>username</li>
* <li>default_digest_mode</li>
* <li>activated</li>
* <li>banned</li>
* <li>site_role</li>
* <li>registration_datetime</li>
* <li>last_login_datetime</li>
* <li>preferred_sref_system</li>
* </ul>
* This is only returned if the 'getprofile' option is true in the request options.</li>
* </ul>
*/
public static function authenticate_user($username, $password, $readAuth, $website_password, $options = array())
{
// encrypt and seal the sensitive data
$secrets = array("username" => $username, "password" => $password, "options" => $options);
$sealed = secure_msg::seal($secrets, $website_password);
// send authentication request to indicia core
$url = self::$base_url . "index.php/services/site_user/authenticate_user";
$postargs = array(secure_msg::SEALED => $sealed, "auth_token" => $readAuth['auth_token'], "nonce" => $readAuth['nonce']);
$response = self::http_post($url, $postargs);
// decrypt response
$output = secure_msg::unseal_response($response['output'], $website_password);
// return result
return $output;
}