Add permission methods to enqueue_build

lib/travis/api/app/endpoint/builds.rb

@@ -50,21 +50,29 @@ class Travis::Api::App
       post '/:id/restart' do
         Metriks.meter("api.request.restart_build").mark
 
-        service = self.service(:reset_model, build_id: params[:id])
-        if !service.accept?
-          status 400
-          result = false
-        else
-          if Travis::Features.owner_active?(:enqueue_to_hub, current_user)
+        if Travis::Features.owner_active?(:enqueue_to_hub, current_user)
+          service = Travis::Enqueue::Services::EnqueueBuild.new(current_user, params[:id])
+          if !service.accept?
+            status 400
+            result = false
+          else
             payload = {id: params[:id], user_id: current_user.id}
-            Travis::Enqueue::Services::EnqueueBuild.push("build:restart", payload)
+            service.push("build:restart", payload)
+            status 202
+            result = true
+          end
+        else
+          service = self.service(:reset_model, build_id: params[:id])
+          if !service.accept?
+            status 400
+            result = false
           else
             Travis::Sidekiq::BuildRestart.perform_async(id: params[:id], user_id: current_user.id)
+            status 202
+            result = true
           end
-
-          status 202
-          result = true
         end
+
         respond_with(result: result, flash: service.messages)
       end
     end

lib/travis/api/enqueue/services/enqueue_build.rb

@@ -3,16 +3,47 @@ module Travis
     module Services
 
       class EnqueueBuild
+        attr_reader :current_user, :build
 
-        def self.push(event, payload)
+        def initialize(current_user, build_id)
+          @current_user = current_user
+          @build = Build.find(build_id)
+        end
+
+        def push(event, payload)
           ::Sidekiq::Client.push(
                 'queue'   => 'hub',
                 'class'   => 'Travis::Hub::Sidekiq::Worker',
                 'args'    => [event, payload]
               )
         end
-      end
 
+        def accept?
+          current_user && permission? && resetable?
+        end
+
+        def messages
+          messages = []
+          messages << { notice: "The build was successfully restarted." } if accept?
+          messages << { error:  'You do not seem to have sufficient permissions.' } unless permission?
+          messages << { error:  "This build currently can not be restarted." } unless resetable?
+          messages
+        end
+
+        private
+
+          def permission?
+            current_user.permission?(required_role, repository_id: build.repository_id)
+          end
+
+          def resetable?
+            build.resetable?
+          end
+
+          def required_role
+            Travis.config.roles.reset_model
+          end
+      end
     end
   end
 end

spec/integration/v2/builds_spec.rb

@@ -122,13 +122,13 @@ describe 'Builds' do
         before { Travis::Features.activate_owner(:enqueue_to_hub, repo.owner) }
 
         it 'restarts the build' do
-          Travis::Enqueue::Services::EnqueueBuild.expects(:push).with("build:restart", {id: build.id.to_s, user_id: user.id})
+          ::Sidekiq::Client.expects(:push)
           response = post "/builds/#{build.id}/restart", {}, headers
           response.status.should == 202
         end
 
         it 'sends the correct response body' do
-          Travis::Enqueue::Services::EnqueueBuild.expects(:push).with("build:restart", {id: build.id.to_s, user_id: user.id})
+          ::Sidekiq::Client.expects(:push)
           response = post "/builds/#{build.id}/restart", {}, headers
           body = JSON.parse(response.body)
           body.should == {"result"=>true, "flash"=>[{"notice"=>"The build was successfully restarted."}]}