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pantry-pal-api.js
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pantry-pal-api.js
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/**
* Pantry Pal restful api
*
* @module pantry-pal-api
* @main pantry-pal-api
* @class pantry-pal-api
*/
// New relic does our performance and avaliability testing/analytics
// This should be the first statement in index.
require('newrelic');
// Import the npm modules we need to use
var express = require('express'), // Express is the server provider
http = require('http'), // node's http system
db = require('./models'), // Sequelize!
sha256 = require('sha256');
var passport = require('passport')
, LocalStrategy = require('passport-local').Strategy;
passport.use(new LocalStrategy({
usernameField: 'email',
passwordField: 'password'
},
function(email, password, done) {
if(password)
password = sha256(password);
db.user.find({ where: {'email': email, 'password': password} }).success(function(user) {
// project will be the first entry of the Projects table with the title 'aProject' || null
return done(null, user);
}).error(function(error){
return done(null, false, error);
})
//return done(null, false, { message: 'No idea, bro.' });
}
));
passport.serializeUser(function(user, done) {
done(null, user);
});
passport.deserializeUser(function(id, done) {
db.user.find(id).success(function(user) {
// project will be the first entry of the Projects table with the title 'aProject' || null
return done(null, user);
}).error(function(error){
return done(null, false, error);
})
});
var config = {
sequelizeJsonApi: {
endpoint: '/v1', // the api endpoint, this is used to build resource URLs
allowed: ['users', 'ingredients'], // a list of models to expose on the api, default so all if none specified... user should eventually be taken out
allowOrigin: '*', // the value for the Access-Control-Allow-Origin header to support CORS
transport: 'ember-restadapter', // the transport format to use for the api, json-api or ember-restadapter
idValidator: function(id){return true;} //a method to validate ids, default is `validator.isInt`
}
};
/**
* Configure Express server to use Heroku port or 5000, use gzip compression, automatgickly
* parse json requests to get js object, and accept url-encodingsds
*
* @method setupExpress
* @param {Object} express
* @return void
*/
var setupExpress = function(expressApp){
var compress = require('compression'), // this compresses stuff
bodyParser = require('body-parser'), // So we can parse the various formats we will recieve
cors = require('cors');
var cookieParser = require('cookie-parser')
var expressSession = require('express-session');
// Configure express
expressApp.set('port', (process.env.PORT || 5000)); // Port to use, process.env.PORT is set by heroku
expressApp.use(cookieParser());
expressApp.use( bodyParser.json() ); // JSON-encoded body support
expressApp.use(bodyParser.urlencoded({ // to support URL-encoded bodies
extended: true
}));
expressApp.use(expressSession({secret:'somesecrettokenhere'}));
expressApp.use(passport.initialize());
expressApp.use(passport.session());
expressApp.use( cors() ); // cors enables cross site scripting
expressApp.use(compress()); // Tells Express to use gzip encryption
return expressApp;
}
/**
* Generates API routes for all of the ./models that are allowed in config var
* Uses .com/v1/:resource/:id for GET, POST, PUT, DELETE
*
* @method generateApiRoutes
* @param {Json} sequelizeJsonApiConfig
* @return void
*/
var generateApiRoutes = function(sequelizeJsonApiConfig){
// Configure the api
var apiRoutes = api = require('sequelize-json-api'); // api mod
apiRoutes = api(db.sequelize, sequelizeJsonApiConfig);
//Generate routes for models in config
apiRoutes.initialize();
return apiRoutes;
}
/**
* Tell express how to serve routes for .com/, and serve a restful api interface
* of all the models configured in ./models as .com/v1
*
* @method setupRouting
* @param {Object} express
* @return void
*/
var setupRouting = function(expressApp, apiRoutes){
// Serve documentation
expressApp.use('/', express.static(__dirname + '/docs'));
// Use api routes
expressApp.use('/v1', apiRoutes);
return expressApp;
};
/**
* Runs pantry-pal-api by setting up express, building api routes, and seting up
* the database to start serving Pantry Pal and all it's goodness
*
* @method run
* @return void
*/
var run = function(){
var server = express();
server = setupExpress(server);
server = setupExplicitApiRoutes(server);
var apiRoutes = generateApiRoutes(config.sequelizeJsonApi);
server = setupRouting(server, apiRoutes);
// Sync the database and start start listening so we can respond to requests
db.sequelize.sync().complete(function(err) {
if (err) {
throw err[0];
} else {
http.createServer(server).listen(server.get('port'), function(){
console.log('Express server listening on port ' + server.get('port'));
});
}
});
};
/**
* Pantry Pal restful api
*
* @module Routes
* @main Routes
* @class Routes
*/
var setupExplicitApiRoutes = function(expressApp){
/**
* Route to create a user
*
* @method route-user-create
* @param {POST} /v2/user
* @return void
*/
expressApp.post('/v2/user', function(req, res) {
var email = req.param('email', null),
password = req.param('password', null),
fname = req.param('fname', null),
lname = req.param('lname', null);
if(password){
password = sha256(password);
}
// ...
db.user
.build({
'email': email,
'password': password,
'fname': fname,
'lname': lname,
})
.save()
.success(function(savedUser) {
res.send(savedUser);
// you can now access the currently saved task with the variable anotherTask... nice!
}).error(function(error) {
res.send(error);
// Ooops, do some error-handling
})
});
/**
* Route to update a user
*
* @method route-user-update
* @param {PUT} /v2/user
* @return void
*/
expressApp.put('/v2/user', function(req, res) {
if (req.session.passport.user) {
var email = req.param('email', null),
password = req.param('password', null),
fname = req.param('fname', null),
lname = req.param('lname', null);
if(password){
password = sha256(password);
}
var toUpdate = {};
if(email)
toUpdate.email = email;
if(password)
toUpdate.password = password;
if(fname)
toUpdate.fname = fname;
if(lname)
toUpdate.lname = lname;
db.user.find(req.session.passport.user.id).success(function(user) {
user.updateAttributes(toUpdate)
.success(function(savedUser) {
req.session.passport.user = savedUser;
res.send(savedUser);
// you can now access the currently saved task with the variable anotherTask... nice!
}).error(function(error) {
res.send(error);
// Ooops, do some error-handling
})
}).error(function(error){
res.send('no user');
})
//res.send(req.session.passport.user);
}else{
res.send('no auth');
}
});
/**
* Route to authenticate a user
*
* @method route-user-auth
* @param {POST} /v2/user
* @return void
*/
expressApp.post('/v2/user/auth',
passport.authenticate('local', { successRedirect: '/v2/user',
failureRedirect: '/v1/users',
failureFlash: false })
);
/**
* Route to show logged in user
*
* @method route-user-show
* @param {GET} /v2/user
* @return void
*/
expressApp.get('/v2/user',
function(req, res, next) {
if (req.session.passport.user) {
res.send(req.session.passport.user);
}else{
res.send('error');
}
});
return expressApp;
}
// run restful api with documentation
run();