Beispiel #1
1
Datei: main.go Projekt: phzfi/RIC
// ServeHTTP is called whenever there is a new request.
// This is quite similar to JavaEE Servlet interface.
func (h *MyHandler) ServeHTTP(ctx *fasthttp.RequestCtx) {

	// In the future we can use requester can detect request spammers!
	// requester := ctx.RemoteAddr()

	// Increase request count
	count := &(h.requests)
	atomic.AddUint64(count, 1)

	if ctx.IsGet() {

		url := ctx.URI()
		operations, format, err, invalid := ParseURI(url, h.imageSource, h.watermarker)
		if err != nil {
			ctx.NotFound()
			logging.Debug(err)
			return
		}
		if invalid != nil {
			ctx.Error(invalid.Error(), 400)
			return
		}
		blob, err := h.operator.GetBlob(operations...)
		if err != nil {
			ctx.NotFound()
			logging.Debug(err)
		} else {
			ctx.SetContentType("image/" + format)
			ctx.Write(blob)
			logging.Debug("Blob returned")
		}

	} else if ctx.IsPost() {
		// POST is currently unused so we can use this for testing
		h.RetrieveHello(ctx)
		logging.Debug("Post request received")
	}
}