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/**
* Module dependencies
*/
var mongoose = require('mongoose')
, Schema = mongoose.Schema
, crypto = require('crypto')
, authTypes = ['facebook', 'twitter'];
/**
* User schema
*
* statuscodes:
* 1: invited
* 2: unconfirmed
* 3: active
* 4: paying user
*/
var UserSchema = new Schema({
name: String
, email: { type: String, unique: true }
, username: String
, provider: String
, hashed_password: String
, salt: String
, accessToken: String
, facebook: {}
, twitter: {}
, status: { type: Number, default: 2 }
, randomToken: String
, created: { type: Date, default: Date.now }
, updated: { type: Date, default: Date.now }
});
/**
* Virtuals
*/
UserSchema.virtual('password').set(function(password) {
this._password = password
this.salt = this.makeSalt()
this.hashed_password = this.encryptPassword(password)
}).get(function() { return this._password });
/**
* Validations
*/
var validatePrecenceOf = function(value) {
return value && value.length;
}
// the four validations below only apply if you are signing up traditionally
UserSchema.path('name').validate(function(name) {
// if you're authenticated by any of the oauth strategies (facebook, twitter), don't validate
if(authTypes.indexOf(this.provider) !== -1 || this.status === 1) return true;
return name.length;
}, 'Name cannot be blank');
UserSchema.path('email').validate(function(email) {
if(authTypes.indexOf(this.provider) !== -1) return true;
return email.length;
}, 'Email cannot be blank');
UserSchema.path('username').validate(function(username) {
if(authTypes.indexOf(this.provider) !== -1 || this.status === 1) return true;
return username.length;
}, 'Username cannot be blank');
UserSchema.path('hashed_password').validate(function(hashed_password) {
if(authTypes.indexOf(this.provider) !== -1) return true;
return hashed_password.length;
}, 'Password cannot be blank');
/**
* Pre-save hook
*/
UserSchema.pre('save', function(next) {
if (!this.isNew || this.status === 1) return next();
this.updated = Date.now();
next();
});
/**
* Methods
*/
UserSchema.methods = {
/**
* Authenticate - check if passwords are the same
*
* @param {String} plainText
* @return {Bolean}
* @api public
*/
authenticate: function(plainText) {
return this.encryptPassword(plainText) === this.hashed_password; // will return true or false
},
/**
* Make salt
* This is used to make the password hash cryptographically stronger
*
* @return {String}
*/
makeSalt: function() {
return Math.round((new Date().valueOf() * Math.random())) + ''; // valueOf date and random number = random stuff!
},
/**
* Encrypt password
*
* @param {String} password
* @return {String}
*/
encryptPassword: function(password) {
if (!password) return '';
// if the user isn't registered, he has no salt. Therefore he can not log in. He has to use his email.
return crypto.createHmac('sha1', this.salt || Math.random() + Math.random()).update(password).digest('hex');
},
/**
* Generate random access token for Remember Me function
*
* @param {Number} length
* @param {Boolean} noDate
* @return {String}
*/
generateRandomToken: function(length, noDate) {
if (typeof(length) === undefined) length = 16; // default length of token
var chars = '_-abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890'
, token = noDate ? '' : new Date().getTime() + '_'; // if noDate is provided as true, the random token will not start with a timestamp.
for (var i = 0; i < length; i++) {
var x = Math.floor(Math.random() * chars.length);
token += chars.charAt(x);
}
return token;
}
}
UserSchema.statics = {
/**
* Load user from their email address
*
* @param {String} email
* @param {Function} callback
*/
loadUser: function(email, callback) {
this.findOne({ email: email })
.exec(callback);
}
}
mongoose.model('User', UserSchema);
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