From f04b21bfa904d4ce8f94ebf15fe4689fc7eb8836 Mon Sep 17 00:00:00 2001
From: Stuart Cardall <developer@it-offshore.co.uk>
Date: Tue, 3 Apr 2018 18:26:53 +0000
Subject: [PATCH] do not sanitize + in email addresses

* sanitizing + breaks google aliases

  fixes https://github.com/mitchellkrogza/nginx-ultimate-bad-bot-blocker/issues/157
---
 update-ngxblocker | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/update-ngxblocker b/update-ngxblocker
index df022f497..04fde99d6 100755
--- a/update-ngxblocker
+++ b/update-ngxblocker
@@ -174,8 +174,8 @@ sanitize_url() {
 }
 
 sanitize_email() {
-	echo $1 |tr -cd '[:alnum:] [=@=] [=.=] [=-=] [=_=]' \
-		|tr -s '@-_.' |awk '{print tolower($0)}'
+	echo $1 |tr -cd '[:alnum:] [=@=] [=.=] [=-=] [=_=] [=+=]' \
+		|tr -s '@-_.+' |awk '{print tolower($0)}'
 }
 
 check_args() {