gonotes/internal/middleware/session.go

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2025-07-30 09:35:01 +01:00
// Middleware to deal with sessions
package middleware
import (
"context"
"log"
"net/http"
)
func SessionMiddleware(cache map[string]string, next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
sessionCookie, err := r.Cookie("id")
// No session yet
if err != nil {
http.Redirect(w, r, "/login/", http.StatusUnauthorized)
return
}
user, ok := cache[sessionCookie.Value]
// Session expired
if !ok {
http.Redirect(w, r, "/login/", http.StatusUnauthorized)
return
}
log.Printf("User is %s", user)
ctx := r.Context()
ctx = context.WithValue(ctx, "user", user)
next.ServeHTTP(w, r.WithContext(ctx))
})
}