Update API on frontend to use v4

Use options object to pass params for project endpoint

app/assets/javascripts/api.js

@@ -51,15 +51,15 @@ var Api = {
     });
   },
   // Return projects list. Filtered by query
-  projects: function(query, order, callback) {
+  projects: function(query, options, callback) {
     var url = Api.buildUrl(Api.projectsPath);
     return $.ajax({
       url: url,
-      data: {
+      data: $.extend({
         search: query,
-        order_by: order,
-        per_page: 20
-      },
+        per_page: 20,
+        membership: true
+      }, options),
       dataType: "json"
     }).done(function(projects) {
       return callback(projects);

app/assets/javascripts/project_select.js

@@ -35,7 +35,7 @@
             if (this.groupId) {
               return Api.groupProjects(this.groupId, term, projectsCallback);
             } else {
-              return Api.projects(term, orderBy, projectsCallback);
+              return Api.projects(term, { order_by: orderBy }, projectsCallback);
             }
           },
           url: function(project) {
@@ -84,7 +84,7 @@
               if (_this.groupId) {
                 return Api.groupProjects(_this.groupId, query.term, projectsCallback);
               } else {
-                return Api.projects(query.term, _this.orderBy, projectsCallback);
+                return Api.projects(query.term, { order_by: _this.orderBy }, projectsCallback);
               }
             };
           })(this),

app/assets/javascripts/search.js

@@ -47,7 +47,7 @@
           fields: ['name']
         },
         data: function(term, callback) {
-          return Api.projects(term, 'id', function(data) {
+          return Api.projects(term, { order_by: 'id' }, function(data) {
             data.unshift({
               name_with_namespace: 'Any'
             });

app/views/help/ui.html.haml

@@ -410,7 +410,7 @@
     :javascript
       $('#js-project-dropdown').glDropdown({
         data: function (term, callback) {
-          Api.projects(term, "last_activity_at", function (data) {
+          Api.projects(term, { order_by: 'last_activity_at' }, function (data) {
             callback(data);
           });
         },

lib/gitlab/gon_helper.rb

 module Gitlab
   module GonHelper
     def add_gon_variables
-      gon.api_version            = 'v3' # v4 Is not officially released yet, therefore can't be considered as "frozen"
+      gon.api_version            = 'v4'
       gon.default_avatar_url     = URI.join(Gitlab.config.gitlab.url, ActionController::Base.helpers.image_path('no_avatar.png')).to_s
       gon.max_file_size          = current_application_settings.max_attachment_size
       gon.asset_host             = ActionController::Base.asset_host

spec/javascripts/project_title_spec.js

@@ -26,7 +26,7 @@ require('~/project');
       var fakeAjaxResponse = function fakeAjaxResponse(req) {
         var d;
         expect(req.url).toBe('/api/v3/projects.json?simple=true');
-        expect(req.data).toEqual({ search: '', order_by: 'last_activity_at', per_page: 20 });
+        expect(req.data).toEqual({ search: '', order_by: 'last_activity_at', per_page: 20, membership: true });
         d = $.Deferred();
         d.resolve(this.projects_data);
         return d.promise();