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@iamwilhelm
Created August 6, 2011 23:45
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asynchronous flow control
app.post '/users/signup', (req, res) ->
crypted_password = User.generate_crypted_password req.body.user.password
user = User.findOne { "facebook.uid": req.body.uid }
if user
user.email = req.body.user.email
user.password = crypted_password
else
user = new User({ email: req.body.user.email, password: crypted_password })
user.save
req.session.regenerate
req.flash 'info', "Welcome into the fold!"
res.redirect 'hospitality/welcome'
app.post '/users/signup', (req, res) ->
User.generate_crypted_password req.body.user.password, (err, crypted_password) ->
if err
req.flash 'error', "Could not generate crypted password"
res.redirect '/'
User.findOne { "facebook.uid": req.body.uid }, (err, user) ->
if err
req.flash 'error', "There was an error finding user"
res.redirect '/'
if user
user.email = req.body.user.email
user.password = crypted_password
else
user = new User({ email: req.body.user.email, crypted_password: crypted_password })
user.save (err) ->
if err
# TODO use error object to generate flash message
req.flash 'error', "Couldn't save your new account"
res.redirect '/users/signup'
else
req.session.regenerate () ->
req.session.user_id = user.id
req.flash 'info', "Welcome into the fold!"
res.redirect 'hospitality/welcome'
app.post '/users/signup', (req, res) ->
async.waterfall [
(cb) ->
User.generate_crypted_password req.body.user.password, (err, user) ->
cb(err, user)
,
(cryptedPassword, cb) ->
User.findOne { "facebook.uid": req.body.uid }, (err, user) ->
cb(err, user, cryptedPassword)
,
(user, cryptedPassword, cb) ->
if user
user.email = req.body.user.email
user.password = cryptedPassword
console.log "Found Facebook user to use"
else
user = new User { email: req.body.user.email, crypted_password: cryptedPassword }
console.log "Created new user to register"
cb(null, user)
,
(user, cb) ->
user.save (err) ->
cb(err, user)
,
], (err, user) ->
if err
console.log err
console.log results
req.flash 'error', "Couldn't save your new account"
res.redirect '/users/signup'
else
req.session.regenerate () ->
req.session.user_id = user.id
req.flash 'info', "Welcome into the fold!"
res.redirect 'hospitality/welcome'
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