function lti_tool_provider_return in LTI Tool Provider 7

Page callback for the lti return menu item.

1 string reference to 'lti_tool_provider_return'

lti_tool_provider_menu in ./lti_tool_provider.module

Implements hook_menu().

File

./lti_tool_provider.operations.inc, line 149

Menu page callbacks for the lti operations launch, return as well as home and info.

Code

function lti_tool_provider_return() {

  // Logout the user and redirect to the return url in the context_info.
  global $user;
  if (isset($_SESSION['lti_tool_provider_context_info'])) {

    // Log user out and return to launch presentation.
    module_invoke_all('lti_tool_provider_return');
    $url = isset($_SESSION['lti_tool_provider_context_info']['launch_presentation_return_url']) ? $_SESSION['lti_tool_provider_context_info']['launch_presentation_return_url'] : '';
  }
  watchdog('user', 'Session closed for %name.', array(
    '%name' => $user->name,
  ));
  module_invoke_all('user_logout', $user);

  // Destroy the current session, and reset $user to the anonymous user.
  session_destroy();
  lti_tool_provider_goto($url);
}