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[ticket/16900] Fix quoted_printable_encode() behavior

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PHPBB3-16900
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rxu 2021-10-30 00:33:10 +07:00
parent dd029ed592
commit 391f80d480
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1 changed files with 2 additions and 1 deletions
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phpBB/includes/functions_messenger.php
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@ -1868,7 +1868,8 @@ function mail_encode($str, $eol = "\r\n")
$split_length = $split_length - $split_length % 4;
// Use the Quoted-Printable encoding for ASCII strings to avoid unnecessary encoding in Base64
$encoded_str = $is_ascii ? quoted_printable_encode($str) : base64_encode($str);
// quoted_printable_encode() splits lines at length of 75 characters with =\r\n delimiter, amend this feature
$encoded_str = $is_ascii ? str_replace("=\r\n", '', quoted_printable_encode($str)) : base64_encode($str);
// If encoded string meets the limits, we just return with the correct data.
if (strlen($encoded_str) <= $split_length)