--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pkg/controllers/geostyling.go	Sat Sep 29 23:33:14 2018 +0200
@@ -0,0 +1,42 @@
+package controllers
+
+import (
+	"bytes"
+	"io"
+	"log"
+	"net/http"
+)
+
+const (
+	maxStyleSize = 5 * 1024 * 1024
+	styleName    = "style"
+)
+
+func extractStyle(req *http.Request) ([]byte, error) {
+
+	f, _, err := req.FormFile(styleName)
+	if err != nil {
+		return nil, err
+	}
+	defer f.Close()
+
+	var buf bytes.Buffer
+
+	if _, err := io.Copy(&buf, io.LimitReader(f, maxStyleSize)); err != nil {
+		return nil, err
+	}
+	return buf.Bytes(), nil
+}
+
+func uploadStyle(rw http.ResponseWriter, req *http.Request) {
+
+	data, err := extractStyle(req)
+	if err != nil {
+		log.Printf("error: %v\n", err)
+		http.Error(rw, "error: "+err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	log.Printf("uploaded file length: %d\n", len(data))
+	// TODO: Implement me!
+}