Show which SHA is installed on the admin dashboard

app/assets/javascripts/admin/controllers/admin_dashboard_controller.js

@@ -3,23 +3,23 @@
   /**
     This controller supports the default interface when you enter the admin section.
 
-    @class AdminDashboardController    
+    @class AdminDashboardController
     @extends Ember.Controller
     @namespace Discourse
     @module Discourse
-  **/ 
+  **/
   window.Discourse.AdminDashboardController = Ember.Controller.extend({
     loading: true,
     versionCheck: null,
 
-    upToDate: (function() {
-      if (this.versionCheck) {
-        return this.versionCheck.latest_version === this.versionCheck.installed_version;
+    upToDate: function() {
+      if (this.get('versionCheck')) {
+        return this.get('versionCheck.latest_version') === this.get('versionCheck.installed_version');
       }
       return true;
-    }).property('versionCheck'),
+    }.property('versionCheck'),
 
-    updateIconClasses: (function() {
+    updateIconClasses: function() {
       var classes;
       classes = "icon icon-warning-sign ";
       if (this.get('versionCheck.critical_updates')) {
@@ -28,15 +28,21 @@
         classes += "updates-available";
       }
       return classes;
-    }).property('versionCheck'),
+    }.property('versionCheck.critical_updates'),
 
-    priorityClass: (function() {
+    priorityClass: function() {
       if (this.get('versionCheck.critical_updates')) {
         return 'version-check critical';
       }
-      return 'version-check normal';
-    }).property('versionCheck')
+    }.property('versionCheck.critical_updates'),
 
+    gitLink: function() {
+      return "https://github.com/discourse/discourse/tree/" + this.get('versionCheck.installed_sha');
+    }.property('versionCheck.installed_sha'),
+
+    shortSha: function() {
+      return this.get('versionCheck.installed_sha').substr(0,10);
+    }.property('versionCheck.installed_sha')
   });
 
 }).call(this);

app/assets/javascripts/admin/models/version_check.js

@@ -4,7 +4,7 @@
 
   Discourse.VersionCheck.reopenClass({
     find: function() {
-      var promise = new RSVP.Promise()
+      var promise = new RSVP.Promise();
       jQuery.ajax({
         url: '/admin/version_check',
         dataType: 'json',

app/assets/javascripts/admin/templates/dashboard.js.handlebars

@@ -7,8 +7,9 @@
     {{else}}
       {{i18n admin.dashboard.version}}: <span class="version-number">{{ versionCheck.installed_version }}</span>
 
-      {{log versionCheck}}
-      
+      {{#if versionCheck.installed_sha}}
+        <span class="git-version">(<a {{bindAttr href="gitLink"}} target="_blank">{{shortSha}}</a>)</span>
+      {{/if}}
 
       <span class="version-notes">
         {{#if upToDate }}

app/assets/stylesheets/admin/admin_base.scss

@@ -87,10 +87,10 @@
     margin-left: 24px;
   }
 
-  .critical .version-notes .normal-note {
+  &.critical .version-notes .normal-note {
     display: none;
   }
-  .normal .version-notes .critical-note {
+  &.normal .version-notes .critical-note {
     display: none;
   }
 

app/models/discourse_version_check.rb

@@ -5,7 +5,7 @@ class DiscourseVersionCheck
   include ActiveAttr::MassAssignment
   include ActiveModel::Serialization
 
-  attr_accessor :latest_version, :installed_version, :critical_updates
+  attr_accessor :latest_version, :critical_updates, :installed_version, :installed_sha
 
   def active_model_serializer
     DiscourseVersionCheckSerializer

app/serializers/discourse_version_check_serializer.rb

@@ -1,5 +1,5 @@
 class DiscourseVersionCheckSerializer < ApplicationSerializer
-  attributes :latest_version, :installed_version, :critical_updates
+  attributes :latest_version, :critical_updates, :installed_version, :installed_sha
 
   self.root = false
 end

lib/discourse_updates.rb

@@ -5,8 +5,9 @@ module DiscourseUpdates
     def check_version
       DiscourseVersionCheck.new(
         latest_version: latest_version || Discourse::VERSION::STRING,
+        critical_updates: critical_update_available?,
         installed_version: Discourse::VERSION::STRING,
-        critical_updates: critical_update_available?
+        installed_sha: (Discourse.git_version == 'unknown' ? nil : Discourse.git_version)
         # TODO: more info, like links and release messages
       )
     end