Feature Toggle: A mechanism to selectively enable and disable features, or control which features are visible to specific user segments.
Inspiration: User privileges and personalized data access application by Jeff Allen - Shiny Gallery example and reference article
- Shiny applications can access the username and groups of the current user through the session parameter of the shinyServer function.
- Your application could use this information to display customized messages or to enable functionality for a specific subset of users.
- Create Dynamic UI elements: The
conditionalPanelfunction, is used in ui.R and wraps a set of UI elements that need to be dynamically shown/hidden.
Presentation: https://speakerdeck.com/kellobri/art-of-the-feature-toggle
- Problem: How can someone request collaborator access to my Shiny content on RStudio Connect?
- Solution:
- Feature toggle: expose an action button to users who aren't part of my collaboration group
- Action button: trigger a Slack App (Incoming Webhook) to send me a notification
Watch a demo of this solution on YouTube
- Problem: How can I expose a custom landing page to anonymous visitors and users who have been logged out of the server?
- Solution:
- Feature toggle: expose a simplified (redacted) version of the UI
- Provide instructions or action buttons for visitors who want to request user accounts
Watch a demo of this solution on YouTube