/**
* (non-PHPdoc)
* @see Application\Controller.SearchController::init()
*/
public function init()
{
// inital oauth request
// @todo: this needs to be folded into the authentication framework or something?
if ($this->request->getParam("oauth_consumer_key")) {
$key = $this->registry->getConfig('BLTI_KEY', true);
$secret = $this->registry->getConfig('BLTI_SECRET', true);
$lti = new Lti\Basic($key, $secret);
// extract course id
$this->course_id = $lti->getID();
$this->request->setParam('course_id', $this->course_id);
// save in session for subsequent actions
$this->request->setSessionData('course_id', $this->course_id);
$this->request->setSessionObject("lti_" . $this->course_id, $lti);
$user = $this->request->getUser();
// this is the first time user has come during this session
if ($this->request->getSessionData('reading_list_user') == null) {
$datamap = new Users();
$user_id = $lti->getUserID();
// the lms user id
$username = $datamap->getUserFromLti($user_id);
// see if user is already in our database
// we don't know this user
if ($username == "") {
// and they have not logged in
if (!$user->isAuthenticated()) {
return $this->redirectToLogin();
// send them to login
} else {
$datamap->associateUserWithLti($user->username, $user_id);
// register them for next time
}
} else {
// swap username
$user->username = $username;
// register them in session and such for single sign on
$auth_factory = new AuthenticationFactory();
$auth_factory->getAuthenticationObject($this->request)->register($user);
}
// and make sure we keep track of that here for subsequent requests
$this->request->setSessionData('reading_list_user', $user_id);
}
}
// subsequent requests with course_id in URL
$course_id = $this->request->getParam('course_id');
if ($course_id != "") {
$this->course_id = $course_id;
// add value from saved lti session @todo make this universal or something
$session_id = 'lti_' . $course_id;
if ($this->request->existsInSessionData($session_id)) {
$lti = $this->request->getSessionObject($session_id);
$this->response->setVariable('resource_link_title', $lti->getParam('resource_link_title'));
$this->response->setVariable('resource_link_description', $lti->getParam('resource_link_description'));
}
}
// save lti in the response
$lti = $this->request->getSessionObject("lti_" . $this->course_id);
$this->response->setVariable('lti', $lti);
parent::init();
// display helpers
$this->helper = new ListHelper($this->event, $this->id, $this->engine);
$this->response->setVariable('course_nav', $this->helper->getNavigation());
}
/**
* Register the user in session and with the user tables in the database
* and then forwards them to the return url
*
* @param User $user [optional] user object
*/
public function register(User $user = null)
{
// if passed in externally
if ($user != null) {
$this->user = $user;
}
// data map
$datamap_users = new Users();
$datamap_records = new SavedRecords();
// if the user was previously active under a local username
// then reassign any saved records to the new username
$old_username = $this->request->getSessionData("username");
$old_role = $this->request->getSessionData("role");
if ($old_role == "local") {
$datamap_records->reassignRecords($old_username, $this->user->username);
}
// add or update user in the database
// get any values in the db not specified here and populates user
$this->user = $datamap_users->touchUser($this->user);
// @todo: reconcile this code with User code
// should we just save user object in session?
// set main properties in session
$admins = explode(',', $this->registry->getConfig('ADMIN_USERS'));
if (in_array($this->user->username, $admins)) {
$this->request->setSessionData("user_admin", true);
}
$this->request->setSessionData("username", $this->user->username);
$this->request->setSessionData("role", $this->role);
// store user's additional properties in session, so they can be used by
// controller, and included in xml for views.
$this->request->setSessionData("user_properties", $this->user->properties());
// groups too empty array not null please.
$this->request->setSessionData("user_groups", $this->user->usergroups);
// set this object's id in session
$this->request->setSessionData("auth", $this->id);
// now forward them to the return url
return $this->redirectTo($this->return_url);
}
/**
* Registers the user in session and with the user tables in the database
* and then forwards them to the return url
*/
public function register()
{
// data map
$datamap_users = new Users();
$datamap_records = new SavedRecords();
// if the user was previously active under a local username
// then reassign any saved records to the new username
$old_username = $this->request->getSessionData("username");
$old_role = $this->request->getSessionData("role");
if ($old_role == "local") {
$datamap_records->reassignRecords($old_username, $this->user->username);
}
// add or update user in the database
// get any values in the db not specified here and populates user
$this->user = $datamap_users->touchUser($this->user);
// @todo: should we just save user object in session?
// set main properties in session
$this->request->setSessionData("username", $this->user->username);
$this->request->setSessionData("role", $this->role);
// store user's additional properties in session, so they can be used by
// controller, and included in xml for views.
$this->request->setSessionData("user_properties", $this->user->properties());
// groups too empty array not null please.
$this->request->setSessionData("user_groups", $this->user->usergroups);
// set this object's id in session
$this->request->setSessionData("auth", $this->id);
// now forward them to the return url
$this->setRedirect($this->return_url);
return self::SUCCESS;
}
