From 0f837658e05d6af71430fd212f8f73f21a218e3e Mon Sep 17 00:00:00 2001
From: Knut Ahlers <knut@ahlers.me>
Date: Tue, 24 Dec 2019 18:46:03 +0100
Subject: [PATCH] Add method to clean license plates

Signed-off-by: Knut Ahlers <knut@ahlers.me>
---
 block_trailer.go | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/block_trailer.go b/block_trailer.go
index 62c0331..08de2aa 100644
--- a/block_trailer.go
+++ b/block_trailer.go
@@ -1,5 +1,10 @@
 package sii
 
+import (
+	"regexp"
+	"strings"
+)
+
 func init() {
 	RegisterBlock(&Trailer{})
 }
@@ -30,3 +35,13 @@ func (t *Trailer) Init(class, name string) {
 }
 
 func (t Trailer) Name() string { return t.blockName }
+
+func (t Trailer) CleanedLicensePlate() string {
+	return regexp.MustCompile(` +`).ReplaceAllString(
+		regexp.MustCompile(`<[^>]+>`).ReplaceAllString(
+			strings.Split(t.LicensePlate, "|")[0],
+			" ",
+		),
+		" ",
+	)
+}