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我遇到了一个问题,那就是我试图在一个路由POST方法中为多个表填充值。我读与关联的文档创作的部分和模仿的例子,但我得到的一个问题:未关联的续集表问题
Error: organization is not associated to user!
at validateIncludedElement (/Users/user/Desktop/Projects/node/app/node_modules/sequelize/lib/model.js:560:11)
我不知道为什么会这样,因为我使用的是.belongsTo
方法应建立关联。
这里是user.js的模型:
var bcrypt = require('bcrypt-nodejs');
module.exports = function(sequelize, DataTypes) {
var User = sequelize.define('user', {
user_id: {
type: DataTypes.INTEGER,
autoIncrement: true,
primaryKey: true
},
organizationName: {
type: DataTypes.STRING,
field: 'organization_name',
unique: true
},
firstName: {
type: DataTypes.STRING,
field: 'first_name'
},
lastName: {
type: DataTypes.STRING,
field: 'last_name'
},
email: {
type: DataTypes.STRING,
isEmail: true,
unique: true
},
password: DataTypes.STRING,
}, {
freezeTableName: true
},{
classMethods: {
associate: function(db) {
User.belongsTo(db.Organization)
}
}
});
return User;
}
这里是organization.js模型:
module.exports = function(sequelize, DataTypes) {
var Organization = sequelize.define('organization', {
organizationId: {
type: DataTypes.INTEGER,
field: 'organization_id',
autoIncrement: true,
primaryKey: true
},
organizationName: {
type: DataTypes.STRING,
field: 'organization_name'
},
admin: DataTypes.STRING,
members: DataTypes.STRING
});
return Organization;
}
这里就是表附着到db对象分贝的模型索引文件-index.js:
var Sequelize = require('sequelize');
var path = require('path');
var config = require(path.resolve(__dirname, '..', '..','./config/config.js'));
var sequelize = new Sequelize(config.database, config.username, config.password, {
host:'localhost',
port:'3306',
dialect: 'mysql'
});
sequelize.authenticate().then(function(err) {
if (!!err) {
console.log('Unable to connect to the database:', err)
} else {
console.log('Connection has been established successfully.')
}
});
var db = {}
db.Organization = sequelize.import(__dirname + "/organization");
db.User = sequelize.import(__dirname + "/user");
db.Annotation = sequelize.import(__dirname + "/annotation");
db.Annotation.associate(db);
db.sequelize = sequelize;
db.Sequelize = Sequelize;
sequelize.sync();
module.exports = db;
这里是路线(/sign-up
是我想提出的参考, NCE):
var express = require('express');
var siteRoutes = express.Router();
var passport = require('passport');
var LocalStrategy = require('passport-local').Strategy;
var models = require('../models/db-index');
/*==== Passport Configuration ====*/
// Serialize sessions
passport.serializeUser(function(user, done) {
console.log(user.user_id + "Serializing");
done(null, user.user_id);
});
passport.deserializeUser(function(user_id, done) {
models.User.find({where: {user_id: user_id}}).then(function(user){
done(null, user);
}).error(function(err){
done(err, null);
});
});
passport.use('local', new LocalStrategy({
passReqToCallback : true,
usernameField: 'email'
},
function(req, email, password, done) {
//Find user by email
models.User.findOne({
where: {
email: req.body.email,
password: req.body.password
}
}).then(function(user) {
return done(null, user);
})
.catch(function(err) {
return done(null, false, req.flash('message', 'Email not found.'));
});
}
));
/*==== Index ====*/
siteRoutes.get('/', function(req, res){
res.render('pages/index.hbs');
});
/*==== Login ====*/
siteRoutes.route('/login')
.get(function(req, res){
res.render('pages/login.hbs');
})
.post(passport.authenticate('local', {
successRedirect: '/app',
failureRedirect: '/login',
failureFlash: 'Invalid username or password.'
}));
siteRoutes.route('/sign-up')
.get(function(req, res){
res.render('pages/sign-up.hbs');
})
.post(function(req, res){
models.User.create({
Organization: {
organizationName: req.body.organizationName
},
firstName: req.body.firstName,
lastName: req.body.lastName,
email: req.body.email,
password: req.body.password
},{include: [models.Organization]}).then(function() {
res.redirect('/');
}).catch(function(error){
res.send(error);
})
});
module.exports = siteRoutes;
感谢您的回答,并指出一个明显的缺陷,但我补充说片断后得到一个新的错误:'db.User.associate(db); ^ TypeError:Object [object SequelizeModel:user]没有方法'associate' at Object。(/Users/user/Desktop/Projects/node/synotate/app/models/db-index.js:26:9)' –
cphill
我想清楚为什么会发生第二个问题。在我的模型中,我添加了一个附加条件,即sequelize不会被识别为我的对象的选项部分。在删除classMethods部分的{}后,我没有收到错误消息。 – cphill