Refactor functions out of the dashboard controller

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

@@ -10,39 +10,7 @@
   **/
   window.Discourse.AdminDashboardController = Ember.Controller.extend({
     loading: true,
-    versionCheck: null,
-
-    upToDate: function() {
-      if (this.get('versionCheck')) {
-        return this.get('versionCheck.latest_version') === this.get('versionCheck.installed_version');
-      }
-      return true;
-    }.property('versionCheck'),
-
-    updateIconClasses: function() {
-      var classes;
-      classes = "icon icon-warning-sign ";
-      if (this.get('versionCheck.critical_updates')) {
-        classes += "critical-updates-available";
-      } else {
-        classes += "updates-available";
-      }
-      return classes;
-    }.property('versionCheck.critical_updates'),
-
-    priorityClass: function() {
-      if (this.get('versionCheck.critical_updates')) {
-        return 'version-check critical';
-      }
-    }.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')
+    versionCheck: null
   });
 
 }).call(this);

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

@@ -8,7 +8,19 @@
     @namespace Discourse
     @module Discourse
   **/
-  window.Discourse.VersionCheck = Discourse.Model.extend({});
+  window.Discourse.VersionCheck = Discourse.Model.extend({
+    upToDate: function() {
+      return this.get('latest_version') === this.get('installed_version');
+    }.property('latest_version', 'installed_version'),
+
+    gitLink: function() {
+      return "https://github.com/discourse/discourse/tree/" + this.get('installed_sha');
+    }.property('installed_sha'),
+
+    shortSha: function() {
+      return this.get('installed_sha').substr(0,10);
+    }.property('installed_sha')
+  });
 
   Discourse.VersionCheck.reopenClass({
     find: function() {

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

@@ -1,21 +1,21 @@
 <h3>{{i18n admin.dashboard.welcome}}</h3>
 
 {{#if Discourse.SiteSettings.version_checks}}
-  <p {{bindAttr class="priorityClass"}}>
+  <p {{bindAttr class="view.priorityClass"}}>
     {{#if loading }}
       {{i18n loading}}
     {{else}}
       {{i18n admin.dashboard.version}}: <span class="version-number">{{ versionCheck.installed_version }}</span>
 
       {{#if versionCheck.installed_sha}}
-        <span class="git-version">(<a {{bindAttr href="gitLink"}} target="_blank">{{shortSha}}</a>)</span>
+        <span class="git-version">(<a {{bindAttr href="versionCheck.gitLink"}} target="_blank">{{versionCheck.shortSha}}</a>)</span>
       {{/if}}
 
       <span class="version-notes">
-        {{#if upToDate }}
+        {{#if versionCheck.upToDate }}
           <i class='icon icon-ok update-to-date'></i> {{i18n admin.dashboard.up_to_date}}
         {{else}}
-          <i {{bindAttr class="updateIconClasses"}}></i>
+          <i {{bindAttr class="view.updateIconClasses"}}></i>
           <span class="critical-note">{{i18n admin.dashboard.critical_available}}</span>
           <span class="normal-note">{{i18n admin.dashboard.updates_available}}</span>
           {{i18n admin.dashboard.please_upgrade}}

app/assets/javascripts/admin/views/admin_dashboard_view.js

@@ -9,7 +9,25 @@
     @module Discourse
   **/
   Discourse.AdminDashboardView = window.Discourse.View.extend({
-    templateName: 'admin/templates/dashboard'
+    templateName: 'admin/templates/dashboard',
+
+    updateIconClasses: function() {
+      var classes;
+      classes = "icon icon-warning-sign ";
+      if (this.get('controller.versionCheck.critical_updates')) {
+        classes += "critical-updates-available";
+      } else {
+        classes += "updates-available";
+      }
+      return classes;
+    }.property('controller.versionCheck.critical_updates'),
+
+    priorityClass: function() {
+      if (this.get('controller.versionCheck.critical_updates')) {
+        return 'version-check critical';
+      }
+      return 'version-check normal';
+    }.property('controller.versionCheck.critical_updates')
   });
 
 }).call(this);