From b5ac632da95b6588741d32478b541bfc192eeff9 Mon Sep 17 00:00:00 2001
From: KV <kvid@users.noreply.github.com>
Date: Sat, 18 Jul 2020 03:23:36 +0200
Subject: [PATCH] Remove XML and DOCTYPE declarations from embedded SVG

---
 src/wireviz/Harness.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/wireviz/Harness.py b/src/wireviz/Harness.py
index 3461cc9..2dcf321 100644
--- a/src/wireviz/Harness.py
+++ b/src/wireviz/Harness.py
@@ -10,6 +10,7 @@ from wireviz.wv_helper import awg_equiv, mm2_equiv, tuplelist2tsv, \
 from collections import Counter
 from typing import List
 from pathlib import Path
+import re
 
 
 class Harness:
@@ -308,6 +309,10 @@ class Harness:
 
             file.write('<h1>Diagram</h1>')
             with open(f'{filename}.svg') as svg:
+                file.write(re.sub(
+                    '^<[?]xml [^?>]*[?]>[^<]*<!DOCTYPE [^>]*>',
+                    '<!-- XML and DOCTYPE declarations from SVG file removed -->',
+                    svg.read(1024), 1))
                 for svgdata in svg:
                     file.write(svgdata)