debug

Author: js-kyle

app.js

@@ -29,7 +29,11 @@ app.get('/', (req, res, next) => {
 
 app.get('/application', (req, res, next) => {
  if (req.session.userId) {
- res.render('index', { title: 'Hey', message: 'Hello there!' })
+ return res.render('index', {
+ username: req.session.username,
+ ltiConsumer: req.session.ltiConsumer,
+ userId: req.session.userId
+ })
  } else {
  next(new Error('Session invalid. Please login via LTI to use this application.'));
  }

lti/index.js

@@ -41,22 +41,23 @@ exports.handleLaunch = (req, res, next) => {
 const provider = new lti.Provider(consumerKey, consumerSecret, nonceStore, lti.HMAC_SHA1);
 
 provider.valid_request(req, function(err, isValid) {
-if (err || !isValid) {
-return next(err || new Error('invalid lti'));
-}
-
-let body = {};
-[
-'roles', 'admin', 'alumni', 'content_developer', 'guest', 'instructor',
-'manager', 'member', 'mentor', 'none', 'observer', 'other', 'prospective_student',
-'student', 'ta', 'launch_request', 'username', 'userId', 'mentor_user_ids',
-'context_id', 'context_label', 'context_title', 'body'
-].forEach(function(key) {
-body[key] = provider[key];
-});
-
-
-return res.status(200).json(body);
+ if (err) {
+ return next(err);
+ }
+ if (isValid) {
+ req.session.regenerate(err => {
+ if (err) next(err);
+
+ req.session.contextId = provider.context_id;
+ req.session.userId = provider.userId;
+ req.session.username = provider.username;
+ req.session.ltiConsumer = provider.body.tool_consumer_instance_guid;
+
+ return res.redirect(301, '/application');
+ });
+ } else {
+ return next(err);
+ }
 });
 });
 };

views/index.pug

@@ -53,7 +53,7 @@ html(lang='en')
  body
  .container-narrow
  .jumbotron
- h1 Welcome to the example application, you are connected as #{user.name}
+ h1 Welcome to the example application, you are connected as #{username}. You have come from #{ltiConsumer} where you userId is #{userId}.
  p.lead
  | The Bootstrap 2.3.2 examples translated into Pug and instantly ready to view with Express
  a.btn.btn-large.btn-success(href='https://github.com/timReynolds/pug-bootstrap-examples') Source on Github