SettingsController::emailImageUrl PHP Method

    public function emailImageUrl()
    {
        $this->deliveryMethod(DELIVERY_METHOD_JSON);
        $this->deliveryType(DELIVERY_TYPE_DATA);
        $image = c('Garden.EmailTemplate.Image');
        if ($image) {
            $image = Gdn_UploadImage::url($image);
        }
        $this->setData('EmailImage', $image);
        $this->render();
    }