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-rw-r--r--program/steps/mail/sendmail.inc18
1 files changed, 15 insertions, 3 deletions
diff --git a/program/steps/mail/sendmail.inc b/program/steps/mail/sendmail.inc
index ea5eaaed1..fe966a4d4 100644
--- a/program/steps/mail/sendmail.inc
+++ b/program/steps/mail/sendmail.inc
@@ -669,10 +669,22 @@ if (is_array($COMPOSE['attachments'])) {
}
// choose transfer encoding for plain/text body
-if (preg_match('/[^\x00-\x7F]/', $MAIL_MIME->getTXTBody()))
+if (preg_match('/[^\x00-\x7F]/', $MAIL_MIME->getTXTBody())) {
+ $text_charset = $message_charset;
$transfer_encoding = $RCMAIL->config->get('force_7bit') ? 'quoted-printable' : '8bit';
-else
+}
+else {
+ $text_charset = '';
$transfer_encoding = '7bit';
+}
+
+if ($flowed) {
+ if (!$text_charset) {
+ $text_charset = 'US-ASCII';
+ }
+
+ $text_charset .= ";\r\n format=flowed";
+}
// encoding settings for mail composing
$MAIL_MIME->setParam('text_encoding', $transfer_encoding);
@@ -680,7 +692,7 @@ $MAIL_MIME->setParam('html_encoding', 'quoted-printable');
$MAIL_MIME->setParam('head_encoding', 'quoted-printable');
$MAIL_MIME->setParam('head_charset', $message_charset);
$MAIL_MIME->setParam('html_charset', $message_charset);
-$MAIL_MIME->setParam('text_charset', $message_charset . ($flowed ? ";\r\n format=flowed" : ''));
+$MAIL_MIME->setParam('text_charset', $text_charset);
// encoding subject header with mb_encode provides better results with asian characters
if (function_exists('mb_encode_mimeheader')) {