Better caldav support (#73)

vendor/github.com/samedi/caldav-go/handlers/shared.go

@@ -0,0 +1,18 @@
+package handlers
+
+import (
+	"bytes"
+	"io/ioutil"
+	"net/http"
+)
+
+// This function reads the request body and restore its content, so that
+// the request body can be read a second time.
+func readRequestBody(request *http.Request) string {
+	// Read the content
+	body, _ := ioutil.ReadAll(request.Body)
+	// Restore the io.ReadCloser to its original state
+	request.Body = ioutil.NopCloser(bytes.NewBuffer(body))
+	// Use the content
+	return string(body)
+}