From a9b19df4ec2b99442704cf2b7656908e3e10bc14 Mon Sep 17 00:00:00 2001
From: Adam Warner <me@adamwarner.co.uk>
Date: Sun, 5 Apr 2020 12:28:33 +0100
Subject: expand email validation regex to catch more valid emails see comments
 on PR #3254

Signed-off-by: Adam Warner <me@adamwarner.co.uk>
---
 advanced/Scripts/webpage.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'advanced')

diff --git a/advanced/Scripts/webpage.sh b/advanced/Scripts/webpage.sh
index f0f8bc31..b60428f6 100755
--- a/advanced/Scripts/webpage.sh
+++ b/advanced/Scripts/webpage.sh
@@ -519,7 +519,9 @@ Options:
     if [[ -n "${args[2]}" ]]; then
 
         # Sanitize email address in case of security issues
-        if [[ ! "${args[2]}" =~ ^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,4}$  ]]; then
+        local regex
+        regex="^[a-z0-9!#\$%&'*+/=?^_\`{|}~-]+(\.[a-z0-9!#$%&'*+/=?^_\`{|}~-]+)*@([a-z0-9]([a-z0-9-]*[a-z0-9])?\.)+[a-z0-9]([a-z0-9-]*[a-z0-9])?\$"
+        if [[ ! "${args[2]}" =~ ${regex}  ]]; then
             echo -e "  ${CROSS} Invalid email address"
             exit 0
         fi
-- 
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