debate

Undebatable

A HN-like written in Racket.

Not yet stable! But feel free to try it out.

How to run

• install Racket version >= 7.0
• in the undebatable folder run ./undebatable.rkt

Feature development

Need

• site admin
• change password
• friendly error messages
• correct redirection after action
• collapsible comments
• post deletion
• search
• threads participated in
• notification on reply
• limit login tries
• unvoting
• password recovery
• file upload
• download user data in machine readable format (GDPR)
• "forget me" / profile deletion (GDPR)
• pagination
• graceful degredation (js not required)
• sockpuppet detection
• spam filter
• bazar / shop, but without paypal
• event planner (doodle-like)
• title length limit

Want

• dupe detection
• zero-config install
• easy backup (all state in one file)
• a general way of listing items. (DRY)
• proper ranking algorithm
• tags
• provide rss feeds
• user profiles
• upload expiriy
• anonymous file upload (with shorter expiry times, perhaps)
• multimedia gallery
• closed threads (via password or via user list? probably user list)

Like

• advanced search
• optional filter bubble view, e.g. things similar to what you have upvoted before (or dissimilar to downvoted items)
• avoid PLOP
• numbered pagination
• user styles
• feed reader
• geographical blogging

Security

• use prepared SQL statements to prevent injection
• escape user input before displayed
• use POST requests for state change (is login relevant here?)
• require auth tokens in every POST request to prevent CSRF

Code style

• use SQL as much as possible (be declarative)
• use currying when applying general functions for more specific purposes
• use keyword arguments when there are too many of them
• use pattern matching as much as possible