Add initial theme support to update process

CHANGELOG.md

@@ -3,6 +3,7 @@
   - New shorthand method for `$this->getClassExtension('Backend.Behaviors.FormController')` becomes `$this->asExtension('FormController')`.
   - Buttons inside a popup support new `data-popup-load-indicator` attribute.
   - Added a new config item to disable core updates completely (see config cms.disableCoreUpdates).
+  - Added a unique alternate favicon to the Back-end area.
 
 * **Build 124** (2014-07-17)
   - Improvements to Twig functions and filters.

modules/system/assets/css/updates.css

@@ -14,6 +14,10 @@
 .control-updatelist h5:first-of-type {
   border-top: none;
 }
+.control-updatelist h5 i {
+  margin-right: 7px;
+  color: #405261;
+}
 .control-updatelist h5 small {
   text-transform: none;
   float: right;

modules/system/assets/less/updates.less

@@ -18,6 +18,11 @@
             border-top: none;
         }
 
+        i {
+            margin-right: 7px;
+            color: @color-text-title;
+        }
+
         small {
             text-transform: none;
             float: right;

modules/system/classes/UpdateManager.php

@@ -206,6 +206,16 @@ class UpdateManager
         }
         $result['plugins'] = $plugins;
 
+        /*
+         * Strip out themes that have been installed before
+         */
+        $themes = [];
+        foreach (array_get($result, 'themes', []) as $code => $info) {
+            if (!$this->isThemeInstalled($code))
+                $themes[$code] = $info;
+        }
+        $result['themes'] = $themes;
+
         Parameters::set('system::update.count', array_get($result, 'update', 0));
 
         return $result;
@@ -433,6 +443,31 @@ class UpdateManager
         @unlink($filePath);
     }
 
+    //
+    // Themes
+    //
+
+    /**
+     * Checks if a theme has ever been installed before.
+     * @param  string  $name Theme code
+     * @return boolean
+     */
+    public function isThemeInstalled($name)
+    {
+        return array_key_exists($name, Parameters::get('system::theme.history', []));
+    }
+
+    /**
+     * Flags a theme as being installed, so it is not downloaded twice.
+     * @param string $name Theme code
+     */
+    public function setThemeInstalled($name)
+    {
+        $history = Parameters::get('system::theme.history', []);
+        $history[$name] = Carbon::now()->timestamp;
+        Parameters::set('system::theme.history', $history);
+    }
+
     //
     // Notes
     //

modules/system/controllers/Updates.php

@@ -158,7 +158,8 @@ class Updates extends Controller
 
             $this->vars['core'] = array_get($result, 'core', false);
             $this->vars['hasUpdates'] = array_get($result, 'update', false);
-            $this->vars['updateList'] = array_get($result, 'plugins', []);
+            $this->vars['pluginList'] = array_get($result, 'plugins', []);
+            $this->vars['themeList'] = array_get($result, 'themes', []);
         }
         catch (Exception $ex) {
             $this->handleError($ex);

modules/system/controllers/updates/_update_list.htm

@@ -13,6 +13,7 @@
 
                     <?php if ($core): ?>
                         <h5>
+                            <i class="icon-cube"></i>
                             <?= e(trans('system::lang.system.name')) ?>
                             <?php if ($core['old_build']): ?>
                                 <?= e(trans('system::lang.updates.core_build_old', ['build'=>$core['old_build']])) ?>
@@ -26,8 +27,21 @@
                         <input type="hidden" name="build" value="<?= e($core['build']) ?>" />
                     <?php endif ?>
 
-                    <?php foreach ($updateList as $code => $plugin): ?>
+                    <?php foreach ($themeList as $code => $theme): ?>
                         <h5>
+                            <i class="icon-picture-o"></i>
+                            <?= e(array_get($theme, 'name', 'Unknown')) ?>
+                            <small>Theme</small>
+                        </h5>
+                        <dl>
+                            <dt><?= e(array_get($theme, 'version', 'v1.0.0')) ?></dt>
+                            <dd>New theme installation.</dd>
+                        </dl>
+                    <?php endforeach ?>
+
+                    <?php foreach ($pluginList as $code => $plugin): ?>
+                        <h5>
+                            <i class="icon-puzzle-piece"></i>
                             <?= e($plugin['name']) ?>
 
                             <?php if ($plugin['old_version']): ?>