private function LoginHandler::checkUserExists in Shibboleth Authentication 8

Check shib_authmap table for user, return true if user found.

Return value

bool

Throws

\Exception

1 call to LoginHandler::checkUserExists()

LoginHandler::shibLogin in src/Login/LoginHandler.php

File

src/Login/LoginHandler.php, line 283

Class

LoginHandler

Class LoginHandler.

Namespace

Drupal\shib_auth\Login

Code

private function checkUserExists() {
  $user_query = $this->db
    ->select('shib_authmap');
  $user_query
    ->fields('shib_authmap', [
    'id',
    'uid',
    'targeted_id',
  ]);
  $user_query
    ->condition('targeted_id', $this->shib_session
    ->getTargetedId());
  $results = $user_query
    ->execute()
    ->fetchAll();
  if (empty($results)) {

    // No user found.
    return FALSE;
  }
  if (count($results) > 1) {
    $this
      ->setErrorMessage(t('There was an error logging you in.'));
    throw new \Exception('Multiple entries for a user exist in the shib_authmap table.');
  }
  $this->user = User::load($results[0]->uid);
  if (empty($this->user)) {
    $this
      ->setErrorMessage(t('There was an error logging you in.'));
    throw new \Exception('User information exists in shib_authmap table, but Drupal user does not exist.');
  }
  return TRUE;
}