From ecaa10335490686bb770ac78b83dee2dedf659d8 Mon Sep 17 00:00:00 2001
From: Flancian <0@flancia.org>
Date: Sun, 7 Mar 2021 16:54:41 +0100
Subject: [PATCH] Try failing gracefully on subnode read errors.

---
 app/db.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/app/db.py b/app/db.py
index 00deafae6..cfbaeeeff 100644
--- a/app/db.py
+++ b/app/db.py
@@ -263,7 +263,7 @@ class Node:
                     # I tried parsing the marko tree but honestly this seemed easier/simpler.
                     html = render.markdown(subnode.content)
                 except AssertionError:
-                    breakpoint()
+                    pass
                 try:
                     tree = lxml.html.fromstring(html)
                 except lxml.etree.ParserError:
@@ -363,7 +363,10 @@ class Subnode:
         # ugly, this should be in render
         content = render.preprocess(self.content)
         if self.uri.endswith('md') or self.uri.endswith('MD'):
-            content = render.markdown(content)
+            try:
+                content = render.markdown(content)
+            except:
+                content = "<strong>There was an error loading this subnode. You can try refreshing, which may retry this operation.</strong>"
         if self.uri.endswith('org') or self.uri.endswith('ORG'):
             content = render.orgmode(content)
         # ugly, this too