From 09867864cbd4bdb6c947044ef56e018ff0222731 Mon Sep 17 00:00:00 2001
From: Flancian <0@flancia.org>
Date: Fri, 22 Jan 2021 20:15:34 +0100
Subject: [PATCH] Fix lxml.etree.ParserError.

---
 app/db.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/db.py b/app/db.py
index 5fca93c..3add96b 100644
--- a/app/db.py
+++ b/app/db.py
@@ -233,7 +233,11 @@ class Node:
             for subnode in self.subnodes:
                 # I tried parsing the marko tree but honestly this seemed easier/simpler.
                 html = render.markdown(subnode.content)
-                tree = lxml.html.fromstring(html)
+                try:
+                    tree = lxml.html.fromstring(html)
+                except lxml.etree.ParserError:
+                    continue
+
                 for link in tree.iterlinks():
                     # link is of the form (element, attribute, link, pos) -- see https://lxml.de/3.1/lxmlhtml.html.
                     if link[2] == 'push':