From e3acd8279196d2155c0f2af2bac8af471cc83be5 Mon Sep 17 00:00:00 2001
From: Nick Hall <nick-h@gramps-project.org>
Date: Sat, 2 Mar 2024 22:33:54 +0000
Subject: [PATCH] Fix display of invalid dates in editor citation tabs

Fixes #13192.
---
 .../editors/displaytabs/citationrefmodel.py    | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/gramps/gui/editors/displaytabs/citationrefmodel.py b/gramps/gui/editors/displaytabs/citationrefmodel.py
index d007871b6ba..3ce654947ef 100644
--- a/gramps/gui/editors/displaytabs/citationrefmodel.py
+++ b/gramps/gui/editors/displaytabs/citationrefmodel.py
@@ -19,12 +19,22 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
 
+
+# -------------------------------------------------------------------------
+#
+# Python
+#
+# -------------------------------------------------------------------------
+from html import escape
+
+
 # -------------------------------------------------------------------------
 #
 # GTK libraries
 #
 # -------------------------------------------------------------------------
 from gi.repository import Gtk
+from gramps.gen.config import config
 from gramps.gen.utils.string import conf_strings
 from gramps.gen.datehandler import get_date, get_date_valid
 from gramps.gen.const import GRAMPS_LOCALE as glocale
@@ -32,6 +42,14 @@
 _ = glocale.translation.gettext
 
 
+# -------------------------------------------------------------------------
+#
+# Globals
+#
+# -------------------------------------------------------------------------
+invalid_date_format = config.get("preferences.invalid-date-format")
+
+
 # -------------------------------------------------------------------------
 #
 # CitationModel