Add triggers feature to API

lib/api/entities.rb

@@ -365,5 +365,15 @@ module API
     class TriggerRequest < Grape::Entity
       expose :id, :variables
     end
+
+    class Trigger < Grape::Entity
+      expose :id, :token, :created_at, :updated_at, :deleted_at
+      expose :last_used do |repo_obj, _options|
+        if repo_obj.respond_to?(:last_trigger_request)
+          request = repo_obj.last_trigger_request
+          request.created_at if request
+        end
+      end
+    end
   end
 end

lib/api/triggers.rb

@@ -43,6 +43,24 @@ module API
           render_api_error!(errors, 400)
         end
       end
+
+      # Get triggers list
+      #
+      # Parameters:
+      #   id (required) - The ID of a project
+      #   page (optional) - The page number for pagination
+      #   per_page (optional) - The value of items per page to show
+      # Example Request:
+      #   GET /projects/:id/triggers
+      get ':id/triggers' do
+        authenticate!
+        authorize_admin_project
+
+        triggers = user_project.triggers.includes(:trigger_requests)
+        triggers = paginate(triggers)
+
+        present triggers, with: Entities::Trigger
+      end
     end
   end
 end

spec/factories/ci/trigger_requests.rb

@@ -3,6 +3,8 @@
 FactoryGirl.define do
   factory :ci_trigger_request, class: Ci::TriggerRequest do
     factory :ci_trigger_request_with_variables do
+      trigger :ci_trigger
+
       variables do
         {
           TRIGGER_KEY: 'TRIGGER_VALUE'

spec/requests/api/triggers_spec.rb

@@ -3,11 +3,19 @@ require 'spec_helper'
 describe API::API do
   include ApiHelpers
 
+  let(:user) { create(:user) }
+  let(:user2) { create(:user) }
+  let!(:trigger_token) { 'secure token' }
+  let!(:trigger_token_2) { 'secure token 2' }
+  let!(:project) { create(:project, creator_id: user.id) }
+  let!(:master) { create(:project_member, user: user, project: project, access_level: ProjectMember::MASTER) }
+  let!(:developer) { create(:project_member, user: user2, project: project, access_level: ProjectMember::DEVELOPER) }
+  let!(:trigger) { create(:ci_trigger, project: project, token: trigger_token) }
+  let!(:trigger2) { create(:ci_trigger, project: project, token: trigger_token_2) }
+  let!(:trigger_request) { create(:ci_trigger_request, trigger: trigger, created_at: '2015-01-01 12:13:14') }
+
   describe 'POST /projects/:project_id/trigger' do
-    let!(:trigger_token) { 'secure token' }
-    let!(:project) { FactoryGirl.create(:project) }
-    let!(:project2) { FactoryGirl.create(:empty_project) }
-    let!(:trigger) { FactoryGirl.create(:ci_trigger, project: project, token: trigger_token) }
+    let!(:project2) { create(:empty_project) }
     let(:options) do
       {
         token: trigger_token
@@ -77,4 +85,33 @@ describe API::API do
       end
     end
   end
+
+  describe 'GET /projects/:id/triggets' do
+    context 'authenticated user with valid permissions' do
+      it 'should return list of triggers' do
+        get api("/projects/#{project.id}/triggers", user)
+
+        expect(response.status).to eq(200)
+        expect(json_response).to be_a(Array)
+        expect(json_response[0]['token']).to eq(trigger_token)
+        expect(json_response[1]['token']).to eq(trigger_token_2)
+      end
+    end
+
+    context 'authenticated user with invalid permissions' do
+      it 'should not return triggers list' do
+        get api("/projects/#{project.id}/triggers", user2)
+
+        expect(response.status).to eq(403)
+      end
+    end
+
+    context 'unauthentikated user' do
+      it 'should not return triggers list' do
+        get api("/projects/#{project.id}/triggers")
+
+        expect(response.status).to eq(401)
+      end
+    end
+  end
 end