97 lines
2.5 KiB
JavaScript
97 lines
2.5 KiB
JavaScript
var merge = require('utils-merge');
|
|
|
|
function SessionManager(options, serializeUser) {
|
|
if (typeof options == 'function') {
|
|
serializeUser = options;
|
|
options = undefined;
|
|
}
|
|
options = options || {};
|
|
|
|
this._key = options.key || 'passport';
|
|
this._serializeUser = serializeUser;
|
|
}
|
|
|
|
SessionManager.prototype.logIn = function(req, user, options, cb) {
|
|
if (typeof options == 'function') {
|
|
cb = options;
|
|
options = {};
|
|
}
|
|
options = options || {};
|
|
|
|
if (!req.session) { return cb(new Error('Login sessions require session support. Did you forget to use `express-session` middleware?')); }
|
|
|
|
var self = this;
|
|
var prevSession = req.session;
|
|
|
|
// regenerate the session, which is good practice to help
|
|
// guard against forms of session fixation
|
|
req.session.regenerate(function(err) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
|
|
self._serializeUser(user, req, function(err, obj) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
if (options.keepSessionInfo) {
|
|
merge(req.session, prevSession);
|
|
}
|
|
if (!req.session[self._key]) {
|
|
req.session[self._key] = {};
|
|
}
|
|
// store user information in session, typically a user id
|
|
req.session[self._key].user = obj;
|
|
// save the session before redirection to ensure page
|
|
// load does not happen before session is saved
|
|
req.session.save(function(err) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
cb();
|
|
});
|
|
});
|
|
});
|
|
}
|
|
|
|
SessionManager.prototype.logOut = function(req, options, cb) {
|
|
if (typeof options == 'function') {
|
|
cb = options;
|
|
options = {};
|
|
}
|
|
options = options || {};
|
|
|
|
if (!req.session) { return cb(new Error('Login sessions require session support. Did you forget to use `express-session` middleware?')); }
|
|
|
|
var self = this;
|
|
|
|
// clear the user from the session object and save.
|
|
// this will ensure that re-using the old session id
|
|
// does not have a logged in user
|
|
if (req.session[this._key]) {
|
|
delete req.session[this._key].user;
|
|
}
|
|
var prevSession = req.session;
|
|
|
|
req.session.save(function(err) {
|
|
if (err) {
|
|
return cb(err)
|
|
}
|
|
|
|
// regenerate the session, which is good practice to help
|
|
// guard against forms of session fixation
|
|
req.session.regenerate(function(err) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
if (options.keepSessionInfo) {
|
|
merge(req.session, prevSession);
|
|
}
|
|
cb();
|
|
});
|
|
});
|
|
}
|
|
|
|
|
|
module.exports = SessionManager;
|