protected function init()
{
$this->title = Piwik::translate('CoreAdminHome_UpdateSettings');
$isWritable = Piwik::hasUserSuperUserAccess() && CoreAdminController::isGeneralSettingsAdminEnabled();
$this->releaseChannel = $this->createReleaseChannel();
$this->releaseChannel->setIsWritableByCurrentUser($isWritable);
$isWritable = $isWritable && PluginUpdateCommunication::canBeEnabled();
$this->sendPluginUpdateEmail = $this->createSendPluginUpdateEmail();
$this->sendPluginUpdateEmail->setIsWritableByCurrentUser($isWritable);
}