Merge branch 'version-check' into gl-version-check

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Conflicts:
	app/controllers/admin/application_settings_controller.rb
	app/views/admin/application_settings/_form.html.haml
	db/schema.rb

app/controllers/admin/application_settings_controller.rb

@@ -43,6 +43,7 @@ class Admin::ApplicationSettingsController < Admin::ApplicationController
       :default_snippet_visibility,
       :restricted_signup_domains_raw,
       restricted_visibility_levels: [],
+      :version_check_enabled
     )
   end
 end

app/helpers/version_check_helper.rb

+module VersionCheckHelper
+  def version_status_badge
+    image_tag VersionCheck.new.url
+  end
+end

app/views/admin/application_settings/_form.html.haml

@@ -32,6 +32,12 @@
             = f.check_box :twitter_sharing_enabled, :'aria-describedby' => 'twitter_help_block'
             %strong Twitter enabled
           %span.help-block#twitter_help_block Show users a button to share their newly created public or internal projects on twitter
+    .form-group
+      .col-sm-offset-2.col-sm-10
+        .checkbox
+          = f.label :version_check_enabled do
+            = f.check_box :version_check_enabled
+            Version check enabled
   %fieldset
     %legend Misc
     .form-group

app/views/admin/dashboard/index.html.haml

@@ -56,7 +56,12 @@
         %span.light.pull-right
           = boolean_to_icon Gitlab.config.omniauth.enabled
     .col-md-4
-      %h4 Components
+      %h4
+        Components
+        - if current_application_settings.version_check_enabled
+          .pull-right
+            = version_status_badge
+
       %hr
       %p
         GitLab

app/views/help/index.html.haml

@@ -3,6 +3,8 @@
     GitLab
     %span= Gitlab::VERSION
     %small= Gitlab::REVISION
+    - if current_application_settings.version_check_enabled
+      = version_status_badge
   %p.slead
     GitLab is open source software to collaborate on code.
     %br

db/migrate/20150310194358_add_version_check_to_application_settings.rb

+class AddVersionCheckToApplicationSettings < ActiveRecord::Migration
+  def change
+    add_column :application_settings, :version_check_enabled, :boolean, default: true
+  end
+end

db/schema.rb

@@ -28,6 +28,7 @@ ActiveRecord::Schema.define(version: 20150502064022) do
     t.integer  "default_branch_protection",    default: 2
     t.boolean  "twitter_sharing_enabled",      default: true
     t.text     "restricted_visibility_levels"
+    t.boolean  "version_check_enabled",        default: true
     t.integer  "max_attachment_size",          default: 10,   null: false
     t.integer  "default_project_visibility"
     t.integer  "default_snippet_visibility"

lib/version_check.rb

+require "base64"
+
+# This class is used to build image URL to
+# check if it is a new version for update
+class VersionCheck
+  def data
+    { version: Gitlab::VERSION }
+  end
+
+  def url
+    encoded_data = Base64.urlsafe_encode64(data.to_json)
+    "#{host}?gitlab_info=#{encoded_data}"
+  end
+
+  # FIXME: Replace with version.gitlab.com
+  def host
+    'http://localhost:9090/check.png'
+  end
+end

safe/public.pem

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-OihiGpI4098eFfH1iAxpKHIof0vs0jFF05IUScNXJZ1U3w8G1U/unY/wGGa3NzAb
-ZfDd22eOF6X2Gfiey6U4w9dFf0/UT5x1bphlpX357yh4O9oWWuNaWD062DTbOOsJ
-U6UW2U/sZAu/QScys0Nw+gJ58t93hb4jFq+nO5IAQc6g4S8ek5YvIXOshFEpF2in
-ZLbSYowx92+9GzfjvdQ7fk0Q2ssg0zfScVa6FY8n019osz0SC3wcSd/qicdfecpu
-7oycpd9YDqk4lufE1qVMOsgE8OO4KXMrByz2f+T0p/bH9zdBa5HYylf1T7i60hIL
-kQIDAQAB
------END PUBLIC KEY-----