Submit handler for login form. If we are here, it probably means we have indeed authenticated. Just in case, we will test the form_state["passed_authentication"] value, which we expect to have been set in our validate handler.

We will now proceed to actually log the user into the system.

File

modules/system/system.module, line 3521

Code

function system_login_form_submit($form, &$form_state) {
  $user = $form_state ["values"]["user"];
  $password = $form_state ["values"]["password"];
  $passed = $form_state ["passed_authentication"];

  // Special case (if we have the zoomapi module enabled).  This
  // lets us tell if we are trying to install zoom from the marketplace.
  $zoom_install = @$form_state ['values']['zoom_install'];
  // Used later when we do a fp_goto.


  $db_row = $form_state ["db_row"];

  $user_id = $db_row ['user_id'];
  $email = trim($db_row ['email']);




  if (!$passed) {
    fp_add_message(t("Sorry, there has been an error while trying to authenticate the user."));
    watchdog("login", "@user has not logged in.  Error while trying to authenticate.  Wrong password?", array("@user" => $user), WATCHDOG_ALERT);
    return;
  }

  // if we have MFA turned on AND the user has an email address saved, then we should redirect the user now to the MFA form.
  // Also check to see if we have "mfa_remember" cookie set, and is it not expired.
  $mfa_enabled = variable_get("mfa_enabled", "no");
  if ($email && $mfa_enabled === "yes" && (!isset($_COOKIE ['flightpath_mfa_remember__' . $user_id]) || $_COOKIE ['flightpath_mfa_remember__' . $user_id] !== 'yes')) {
    // Craft the query so we can use it.
    $_SESSION ['mfa__form_state_db_row'] = $db_row;


    // Create validation code
    $mfa_code = mt_rand(100000, 999999);

    user_set_attribute($user_id, "mfa_validation_code", $mfa_code);

    // Send validation code to email.    
    notify_by_mail($email, "FlightPath - Validation Code", t("Your multi-factor validation code is: <strong>@code</strong>
                                                              \n\n<br><br>This code will remain valid for approximately one hour.", array("@code" => $mfa_code)));

    fp_goto("mfa-login");
    return;
  }


  // Actually log in the user.
  $account = system_perform_user_login($db_row ['user_id']);

  // Watchdog
  watchdog("login", "@user has logged in. CWID: @cwid", array("@user" => "$account->name ($account->id)", "@cwid" => $account->cwid));

  if ($zoom_install == 'marketplace' && module_enabled('zoomapi')) {
    fp_goto(zoomapi_get_zoom_install_url($account->id, FALSE, TRUE));
    die();
  }


  fp_goto("<front>");

}