Make sure scoped methods are remoted

See https://github.com/strongloop/loopback/issues/454. It's regression in 2.x.

lib/models/model.js

@@ -185,10 +185,9 @@ Model.setup = function () {
 
   // resolve relation functions
   sharedClass.resolve(function resolver(define) {
-    var relations = ModelCtor.relations;
+
-    if (!relations) {
+    var relations = ModelCtor.relations || {};
-      return;
+
-    }
     // get the relations
     for (var relationName in relations) {
       var relation = relations[relationName];
@@ -201,11 +200,14 @@ Model.setup = function () {
         relation.type === 'embedsMany' ||
         relation.type === 'referencesMany') {
         ModelCtor.hasManyRemoting(relationName, relation, define);
-        ModelCtor.scopeRemoting(relationName, relation, define);
-      } else {
-        ModelCtor.scopeRemoting(relationName, relation, define);
       }
     }
+
+    // handle scopes
+    var scopes = ModelCtor.scopes || {};
+    for (var scopeName in scopes) {
+      ModelCtor.scopeRemoting(scopeName, scopes[scopeName], define);
+    }
   });
 
   return ModelCtor;
@@ -474,30 +476,32 @@ Model.hasManyRemoting = function (relationName, relation, define) {
   }
 };
 
-Model.scopeRemoting = function(relationName, relation, define) {
+Model.scopeRemoting = function(scopeName, scope, define) {
-  var pathName = (relation.options.http && relation.options.http.path) || relationName;
+  var pathName = (scope.options && scope.options.http && scope.options.http.path)
-  var toModelName = relation.modelTo.modelName;
+    || scopeName;
+  var isStatic = scope.isStatic;
+  var toModelName = scope.modelTo.modelName;
 
-  define('__get__' + relationName, {
+  define('__get__' + scopeName, {
-    isStatic: false,
+    isStatic: isStatic,
     http: {verb: 'get', path: '/' + pathName},
     accepts: {arg: 'filter', type: 'object'},
-    description: 'Queries ' + relationName + ' of ' + this.modelName + '.',
+    description: 'Queries ' + scopeName + ' of ' + this.modelName + '.',
-    returns: {arg: relationName, type: [toModelName], root: true}
+    returns: {arg: scopeName, type: [toModelName], root: true}
   });
 
-  define('__create__' + relationName, {
+  define('__create__' + scopeName, {
-    isStatic: false,
+    isStatic: isStatic,
     http: {verb: 'post', path: '/' + pathName},
     accepts: {arg: 'data', type: toModelName, http: {source: 'body'}},
-    description: 'Creates a new instance in ' + relationName + ' of this model.',
+    description: 'Creates a new instance in ' + scopeName + ' of this model.',
     returns: {arg: 'data', type: toModelName, root: true}
   });
 
-  define('__delete__' + relationName, {
+  define('__delete__' + scopeName, {
-    isStatic: false,
+    isStatic: isStatic,
     http: {verb: 'delete', path: '/' + pathName},
-    description: 'Deletes all ' + relationName + ' of this model.'
+    description: 'Deletes all ' + scopeName + ' of this model.'
   });
 };
 

test/fixtures/simple-integration-app/models.json

@@ -45,6 +45,13 @@
     "public": true,
     "dataSource": "db",
     "options": {
+      "scopes": {
+        "superStores": {
+          "where": {
+            "size": "super"
+          }
+        }
+      },
       "relations": {
         "widgets": {
           "model": "widget",

test/relations.integration.js

@@ -25,6 +25,16 @@ describe('relations - integration', function () {
     this.app.models.widget.destroyAll(done);
   });
 
+  describe('/store/superStores', function() {
+    it('should invoke scoped methods remotely', function(done) {
+      this.get('/api/stores/superStores')
+        .expect(200, function(err, res) {
+          expect(res.body).to.be.array;
+          done();
+        });
+    });
+  });
+
   describe('/store/:id/widgets', function () {
     beforeEach(function() {
       this.url = '/api/stores/' + this.store.id + '/widgets';