Nodejs (i) Simple login verification using mongoose Operation MongoDB

---restore content starts---

Development using Webstorm 9

New nodejs+express project Newfarmer

Article Directory

1. Configure Mongoose
2. Creating Directories and files
3. Insert data, Post commit JSON add a record
4. Query data, remove newly added records

1. Configure Mongoose

Increase the class library of Mongoose

NPM Install Mongoose--save

2. Creating Directories and files

In the models directory, increase the Mongodb.js file database connection file
1*/*2  * Created by Hao on 2014/12/28. 3  */ 4 var mongoose = require (' Mongoose '); 5 mongoose.connect (' Mongodb://localhost/newfarmer '); 6 exports.mongoose = Mongoose;

In the models directory, add the Users.js file to the user entity class

1 /**2 * Created by Hao on 2014/12/28.3  */4 varMongoDB = require ('./mongodb '));5 varSchema =Mongodb.mongoose.Schema;6 varUserschema =NewSchema ({7 username:string,8 password:string,9 salt:string,Ten hash:string One }); A varUser = Mongodb.mongoose.model (' users ', Userschema); - varUserdao =function(){}; -  theUserDAO.prototype.save =function(obj, callback) { -     varInstance =NewUser (obj); -Instance.save (function(err) { - callback (ERR); +     }); - }; +  AUserDAO.prototype.findByName =function(name, callback) { atUser.findone ({username:name},function(err, obj) { - callback (err, obj); -     }); - }; -  -Module.exports =NewUserdao ();

Nodejs (i) Simple login verification using mongoose Operation MongoDB