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Posted by Erwin Moller on 10/05/75 11:54
kAlvaro wrote:
> I wrote a custom class that uses mail() to send messages. My class
> takes care that all lines end in \r\n as required by RFCs.
>
> I have two Red Hat 9 servers (development + production). My development
> server works fine; however, I've noticed that in my production server
> extra line ending chars are added randomly to outgoing messages. I
> didn't notice until now because Outlook handles it fine. On the
> contrary, most other mail clients think these extra line feeds are
> empty lines. As a result, headers pop into message body and message
> body itself gets extra blanks line.
>
> As I said, it looks random to me--I can't find any pattern:
>
> Dear customer,\r\n
> \r\n
>
> ... turns into:
>
> Dear customer,\n\n
> \n\n
>
> I looks like \r is replaced by \n... But:
>
> Content-Type: text/plain; charset=iso-8859-1\r\n
> Content-Transfer-Encoding: 8bit\r\n
>
> ... turns into:
>
> Content-Type: text/plain; charset=iso-8859-1\r\n
> \r\n
> Content-Transfer-Encoding: 8bit\n\n
>
> (the same input \r\n gets two different outputs).
>
> I check both body and custom headers just before calling mail():
>
> echo str_replace(array("\n", "\r"), array("\\n\n", "\\r"), $headers);
> echo str_replace(array("\n", "\r"), array("\\n\n", "\\r"), $body);
> mai(.....);
>
> At this point, everything's OK.
>
> My first candidate was mod_security, yet disabling it makes no change.
> We don't have a virus scanner. Mail server is postfix.
>
> Do you have any hint??
Hi,
Not sure about the RFC, but I always just used the \n alone, without the \r,
and that never gave any troubles. :-/
Maybe give that a try.
just my 2 cent
Regards,
Erwin Moller
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