Merge pull request #217 from strongloop/feature/hidden-properties

Feature/hidden properties

lib/application.js

@@ -90,8 +90,10 @@ app.disuse = function (route) {
  * 
  * @param {String} modelName The name of the model to define
  * @options {Object} config The model's configuration
- * @property {String} dataSource The `DataSource` to attach the model to
+ * @property {String|DataSource} dataSource The `DataSource` to attach the model to
  * @property {Object} [options] an object containing `Model` options
+ * @property {ACL[]} [options.acls] an array of `ACL` definitions
+ * @property {String[]} [options.hidden] **experimental** an array of properties to hide when accessed remotely
  * @property {Object} [properties] object defining the `Model` properties in [LoopBack Definition Language](http://docs.strongloop.com/loopback-datasource-juggler/#loopback-definition-language)
  * @end
  * @returns {ModelConstructor} the model class
@@ -545,7 +547,11 @@ function dataSourcesFromConfig(config) {
 
 function modelFromConfig(name, config, app) {
   var ModelCtor = require('./loopback').createModel(name, config.properties, config.options);
-  var dataSource = app.dataSources[config.dataSource];
+  var dataSource = config.dataSource;
+
+  if(typeof dataSource === 'string') {
+    dataSource = app.dataSources[dataSource];
+  }
 
   assert(isDataSource(dataSource), name + ' is referencing a dataSource that does not exist: "'+ config.dataSource +'"');
 

lib/models/model.js

@@ -200,6 +200,22 @@ Model._getAccessTypeForMethod = function(method) {
   }
 }
 
+var superToJSON = Model.prototype.toJSON;
+Model.prototype.toJSON = function toJSON() {
+  var Model = this.constructor;
+  var obj = superToJSON.apply(this, arguments);
+  var settings = Model.definition && Model.definition.settings;
+  var hiddenProperties = settings && settings.hidden;
+
+  if(Array.isArray(hiddenProperties)) {
+    for(var i = 0; i < hiddenProperties.length; i++) {
+      delete obj[hiddenProperties[i]];
+    }
+  }
+
+  return obj;
+}
+
 // setup the initial model
 Model.setup();
 

lib/models/user.js

@@ -49,6 +49,7 @@ var properties = {
 };
 
 var options = {
+  hidden: ['password'],
   acls: [
     {
       principalType: ACL.ROLE,

test/access-control.integration.js

@@ -55,6 +55,7 @@ describe('access control - integration', function () {
       return '/api/accessTokens/' + this.randomToken.id;
     }
   });
+  */
 
   describe('/users', function () {
 
@@ -94,6 +95,10 @@ describe('access control - integration', function () {
       });
       lt.describe.whenCalledRemotely('GET', '/api/users/:id', function() {
         lt.it.shouldBeAllowed();
+        it('should not include a password', function() {
+          var user = this.res.body;
+          assert.equal(user.password, undefined);
+        });
       });
       lt.describe.whenCalledRemotely('PUT', '/api/users/:id', function() {
         lt.it.shouldBeAllowed();
@@ -136,7 +141,6 @@ describe('access control - integration', function () {
       return '/api/banks/' + this.bank.id;
     }
   });
-  */
 
   describe('/accounts', function () {
     lt.beforeEach.givenModel('account');

test/hidden-properties.test.js

@@ -0,0 +1,30 @@
+var loopback = require('../');
+
+describe('hidden properties', function () {
+  beforeEach(function (done) {
+    var app = this.app = loopback();
+    var Product = this.Product = app.model('product', {
+      options: {hidden: ['secret']},
+      dataSource: loopback.memory()
+    });
+    app.use(loopback.rest());
+
+    Product.create(
+      {name: 'pencil', secret: 'secret'},
+      done
+    );
+  });
+
+  it('should hide a property remotely', function (done) {
+     request(this.app)
+        .get('/products')
+        .expect('Content-Type', /json/)
+        .expect(200)
+        .end(function(err, res){
+          if(err) return done(err);
+          var product = res.body[0];
+          assert.equal(product.secret, undefined);
+          done();
+        });
+  });
+});

test/model.test.js

@@ -624,81 +624,4 @@ describe('Model', function() {
       assert.equal(model, acl);
     });
   });
-
-  // describe('Model.hasAndBelongsToMany()', function() {
-  //   it("TODO: implement / document", function(done) {
-  //     /* example - 
-  //     
-  //     */
-  //     done(new Error('test not implemented'));
-  //   });
-  // });
-
-  // describe('Model.remoteMethods()', function() {
-  //   it("Return a list of enabled remote methods", function() {
-  //     app.model(User);
-  //     User.remoteMethods(); // ['save', ...]
-  //   });
-  // });
-
-  // describe('Model.availableMethods()', function() {
-  //   it("Returns the currently available api of a model as well as descriptions of any modified behavior or methods from attached data sources", function(done) {
-  //     /* example - 
-  //     User.attachTo(oracle);
-  //     console.log(User.availableMethods());
-  //     
-  //     {
-  //       'User.all': {
-  //         accepts: [{arg: 'filter', type: 'object', description: '...'}],
-  //         returns: [{arg: 'users', type: ['User']}]
-  //       },
-  //       'User.find': {
-  //         accepts: [{arg: 'id', type: 'any'}],
-  //         returns: [{arg: 'items', type: 'User'}]
-  //       },
-  //       ...
-  //     }
-  //     var oracle = loopback.createDataSource({
-  //       connector: 'oracle',
-  //       host: '111.22.333.44',
-  //       database: 'MYDB',
-  //       username: 'username',
-  //       password: 'password'
-  //     });
-  //     
-  //     */
-  //     done(new Error('test not implemented'));
-  //   });
-  // });
-
-//   describe('Model.before(name, fn)', function(){
-//     it('Run a function before a method is called', function() {
-//       // User.before('save', function(user, next) {
-// //         console.log('about to save', user);
-// //         
-// //         next();
-// //       });
-// //       
-// //       User.before('delete', function(user, next) {
-// //         // prevent all delete calls
-// //         next(new Error('deleting is disabled'));
-// //       });
-// //       User.beforeRemote('save', function(ctx, user, next) {
-// //         if(ctx.user.id === user.id) {
-// //           next();
-// //         } else {
-// //           next(new Error('must be logged in to update'))
-// //         }
-// //       });
-// 
-//       throw new Error('not implemented');
-//     });
-//   });
-//   
-//   describe('Model.after(name, fn)', function(){
-//     it('Run a function after a method is called', function() {
-// 
-//       throw new Error('not implemented');
-//     });
-//   });
 });

test/remoting.integration.js

@@ -66,5 +66,4 @@ describe('remoting - integration', function () {
     });
   });
 
-})
-;
+});