func exampleMiddleware(f http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
log.DebugR(req, "example", log.Data{
"accept": req.Header.Get("Accept"),
"flag": configure().Example,
})
f.ServeHTTP(w, req)
})
}
// WithCsrfHandler is a middleware wrapper providing CSRF validation
func WithCsrfHandler(h http.Handler) http.Handler {
csrfHandler := nosurf.New(h)
csrfHandler.SetFailureHandler(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
rsn := nosurf.Reason(req).Error()
log.DebugR(req, "failed csrf validation", log.Data{"reason": rsn})
HTML(w, http.StatusBadRequest, "error", map[string]interface{}{"error": rsn})
}))
return csrfHandler
}