Merge branch 'slack_integration' into 'master'

Slack integration

See merge request !1151

CHANGELOG

@@ -12,6 +12,7 @@ v 7.4.0
   - API: Add support for forking a project via the API (Bernhard Kaindl)
   - API: filter project issues by milestone (Julien Bianchi)
   - Fail harder in the backup script
+  - Changes to Slack service structure, only webhook url needed
   - Zen mode for wiki and milestones (Robert Schilling)
   - Move Emoji parsing to html-pipeline-gitlab (Robert Schilling)
   - Font Awesome 4.2 integration (Sullivan Senechal)

app/controllers/projects/services_controller.rb

@@ -40,7 +40,7 @@ class Projects::ServicesController < Projects::ApplicationController
   def service_params
     params.require(:service).permit(
       :title, :token, :type, :active, :api_key, :subdomain,
-      :room, :recipients, :project_url,
+      :room, :recipients, :project_url, :webhook,
       :user_key, :device, :priority, :sound
     )
   end

app/models/project_services/slack_service.rb

@@ -13,10 +13,8 @@
 #
 
 class SlackService < Service
-  prop_accessor :room, :subdomain, :token
-  validates :room, presence: true, if: :activated?
-  validates :subdomain, presence: true, if: :activated?
-  validates :token, presence: true, if: :activated?
+  prop_accessor :webhook
+  validates :webhook, presence: true, if: :activated?
 
   def title
     'Slack'
@@ -32,9 +30,7 @@ class SlackService < Service
 
   def fields
     [
-      { type: 'text', name: 'subdomain', placeholder: '' },
-      { type: 'text', name: 'token',     placeholder: '' },
-      { type: 'text', name: 'room',      placeholder: 'Ex. #general' },
+      { type: 'text', name: 'webhook', placeholder: '' }
     ]
   end
 
@@ -44,10 +40,13 @@ class SlackService < Service
       project_name: project_name
     ))
 
-    notifier = Slack::Notifier.new(subdomain, token)
-    notifier.channel = room
-    notifier.username = 'GitLab'
-    notifier.ping(message.pretext, attachments: message.attachments)
+    credentials = webhook.match(/(\w*).slack.com.*services\/(.*)/)
+    if credentials.present?
+      subdomain =  credentials[1]
+      token = credentials[2].split("token=").last
+      notifier = Slack::Notifier.new(subdomain, token)
+      notifier.ping(message.pretext, attachments: message.attachments)
+    end
   end
 
   private

db/migrate/20141006143943_move_slack_service_to_webhook.rb

@@ -0,0 +1,17 @@
+class MoveSlackServiceToWebhook < ActiveRecord::Migration
+  def change
+    SlackService.all.each do |slack_service|
+      if ["token", "subdomain"].all? { |property| slack_service.properties.key? property }
+        token = slack_service.properties['token']
+        subdomain = slack_service.properties['subdomain']
+        webhook = "https://#{subdomain}.slack.com/services/hooks/incoming-webhook?token=#{token}"
+        slack_service.properties['webhook'] = webhook
+        slack_service.properties.delete('token')
+        slack_service.properties.delete('subdomain')
+        # Room is configured on the Slack side
+        slack_service.properties.delete('room')
+        slack_service.save!
+      end
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20140914173417) do
+ActiveRecord::Schema.define(version: 20141006143943) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"

features/steps/project/services.rb

@@ -108,16 +108,12 @@ class Spinach::Features::ProjectServices < Spinach::FeatureSteps
 
   step 'I fill Slack settings' do
     check 'Active'
-    fill_in 'Subdomain', with: 'gitlab'
-    fill_in 'Room', with: '#gitlab'
-    fill_in 'Token', with: 'verySecret'
+    fill_in 'Webhook', with: 'https://gitlabhq.slack.com/services/hooks?token=cdIj4r4LfXUOySDUjp0tk3OI'
     click_button 'Save'
   end
 
   step 'I should see Slack service settings saved' do
-    find_field('Subdomain').value.should == 'gitlab'
-    find_field('Room').value.should == '#gitlab'
-    find_field('Token').value.should == 'verySecret'
+    find_field('Webhook').value.should == 'https://gitlabhq.slack.com/services/hooks?token=cdIj4r4LfXUOySDUjp0tk3OI'
   end
 
   step 'I click Pushover service link' do

spec/models/slack_service_spec.rb

@@ -26,31 +26,28 @@ describe SlackService do
         subject.active = true
       end
 
-      it { should validate_presence_of :room }
-      it { should validate_presence_of :subdomain }
-      it { should validate_presence_of :token }
+      it { should validate_presence_of :webhook }
     end
   end
 
   describe "Execute" do
     let(:slack) { SlackService.new }
+    let(:slack_service) { SlackService.new }
     let(:user) { create(:user) }
     let(:project) { create(:project) }
     let(:sample_data) { GitPushService.new.sample_data(project, user) }
-    let(:subdomain) { 'gitlab' }
-    let(:token) { 'verySecret' }
+    let(:webhook) { 'https://gitlabhq.slack.com/services/hooks?token=cdIj4r4LfXUOySDUjp0tk3OI' }
+    let(:new_webhook) { 'https://hooks.gitlabhq.slack.com/services/cdIj4r4LfXUOySDUjp0tk3OI' }
     let(:api_url) {
-      "https://#{subdomain}.slack.com/services/hooks/incoming-webhook?token=#{token}"
+      'https://gitlabhq.slack.com/services/hooks/incoming-webhook?token=cdIj4r4LfXUOySDUjp0tk3OI'
     }
 
     before do
       slack.stub(
         project: project,
         project_id: project.id,
-        room: '#gitlab',
         service_hook: true,
-        subdomain: subdomain,
-        token: token
+        webhook: webhook
       )
 
       WebMock.stub_request(:post, api_url)
@@ -61,5 +58,24 @@ describe SlackService do
 
       WebMock.should have_requested(:post, api_url).once
     end
+
+    context 'with new webhook syntax' do
+      before do
+        slack_service.stub(
+          project: project,
+          project_id: project.id,
+          service_hook: true,
+          webhook: new_webhook
+        )
+
+        WebMock.stub_request(:post, api_url)
+      end
+
+      it "should call Slack API" do
+        slack_service.execute(sample_data)
+
+        WebMock.should have_requested(:post, api_url).once
+      end
+    end
   end
 end