Show update notification to super users only (#12224)

* Introduce config setting to show update notifications to superusers only. Fixes #7930

* By default, all users should see the update notification

* Changed description of config param

* Updates changelog

2 files changed, 11 insertions, 0 deletions

diff --git a/core/SettingsPiwik.php b/core/SettingsPiwik.php
index d8a04ec27a..ab90a67fcb 100644
--- a/core/SettingsPiwik.php
+++ b/core/SettingsPiwik.php
@@ -46,6 +46,16 @@ class SettingsPiwik
     }
 
     /**
+     * Should Piwik show the update notification to superusers only?
+     *
+     * @return bool  True if show to superusers only; false otherwise
+     */
+    public static function isShowUpdateNotificationToSuperUsersOnlyEnabled()
+    {
+        return Config::getInstance()->General['show_update_notification_to_superusers_only'] == 1;
+    }
+
+    /**
      * Returns every stored segment to pre-process for each site during cron archiving.
      *
      * @return array The list of stored segments that apply to all sites.
diff --git a/core/View.php b/core/View.php
index 3c90b5f9a7..e3ef17f1ff 100644
--- a/core/View.php
+++ b/core/View.php
@@ -241,6 +241,7 @@ class View implements ViewInterface
             $this->userIsAnonymous = Piwik::isUserIsAnonymous();
             $this->userIsSuperUser = Piwik::hasUserSuperUserAccess();
             $this->latest_version_available = UpdateCheck::isNewestVersionAvailable();
+            $this->showUpdateNotificationToUser = !SettingsPiwik::isShowUpdateNotificationToSuperUsersOnlyEnabled() || Piwik::hasUserSuperUserAccess();
             $this->disableLink = Common::getRequestVar('disableLink', 0, 'int');
             $this->isWidget = Common::getRequestVar('widget', 0, 'int');
             $this->isMultiServerEnvironment = SettingsPiwik::isMultiServerEnvironment();