From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 7 Sep 2021 14:00:58 +0000 (+0100)
Subject: [Rules] Improve zero font rule
X-Git-Tag: 3.1~189
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d2ca78731396d34148d3b2ab1d0503d07621557b;p=thirdparty%2Frspamd.git

[Rules] Improve zero font rule
---

diff --git a/rules/html.lua b/rules/html.lua
index 58fabfd7ae..6427a325ab 100644
--- a/rules/html.lua
+++ b/rules/html.lua
@@ -198,11 +198,11 @@ local vis_check_id = rspamd_config:register_symbol{
         hc:foreach_tag({'font', 'span', 'div', 'p', 'td'}, function(tag, clen, is_leaf)
           local bl = tag:get_style()
           if bl then
-            if not bl.visible and is_leaf then
+            if not bl.visible and clen > 0 and is_leaf then
               invisible_blocks = invisible_blocks + 1
             end
 
-            if (bl.font_size or 12) == 0 and is_leaf then
+            if (bl.font_size or 12) == 0 and clen > 0 and is_leaf then
               zero_size_blocks = zero_size_blocks + 1
             end