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#controllers

2 posts

File Uploads in Wheels 4.0, the Idiomatic Way

Peter Amiri July 7, 2026

Wheels 4.0 has no ActiveStorage-style attachment system — and that's fine. This how-to walks the honest idiomatic upload flow end to end: fileField/fileFieldTag form helpers, the startFormTag multipart trap, native cffile in the controller, model validation over the result, and traversal-safe downloads with sendFile.

#wheels-4
#uploads
#forms
#controllers

Real-Time Without WebSockets: Server-Sent Events in Wheels 4.0

Peter Amiri June 23, 2026

A worked guide to Wheels 4.0's Server-Sent Events helpers — renderSSE for one-shot events, the initSSEStream/sendSSEEvent/closeSSEStream trio for long-lived streams, plus isSSERequest content negotiation, keep-alive heartbeats, and the engine-fragility sharp edges to test for.

#wheels-4
#sse
#real-time
#controllers

#controllers

File Uploads in Wheels 4.0, the Idiomatic Way

Real-Time Without WebSockets: Server-Sent Events in Wheels 4.0

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