From 7c6d7d158e1352220a0736e3d122cbdcb19f89be Mon Sep 17 00:00:00 2001
From: Bob Mottram <bob@freedombone.net>
Date: Sat, 19 Dec 2020 13:10:32 +0000
Subject: [PATCH] Check minimum words length

---
 filters.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/filters.py b/filters.py
index 7bb70eec..408bd360 100644
--- a/filters.py
+++ b/filters.py
@@ -27,6 +27,10 @@ def addGlobalFilter(baseDir: str, words: str) -> bool:
     """Adds a global filter for particular words within
     the content of a incoming posts
     """
+    if not words:
+        return False
+    if len(words) < 2:
+        return False
     filtersFilename = baseDir + '/accounts/filters.txt'
     if os.path.isfile(filtersFilename):
         if words in open(filtersFilename).read():