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Posted by Norman Peelman on 09/11/06 23:35
>
> Rik wrote:
> > ooba gooba wrote:
> >> Hi,
> >>
> >> I'm trying to track down why some recipients of our emails never
> >> receive them. These emails are sent from a PHP script which uses the
> >> 3rd party phpmailer class. The possible cause for the email problem
> >> is that the email headers have an invalid "Return-path". This is due
> >> to an apparent bug in PHP, which I have replicated as follows:
> >>
> >> The following code:
> >>
> >> class Bug
> >> {
> >> var $From = 'address@domain.com';
> >>
> >> function Test()
> >> {
> >> echo "FROM=[$this->From]<br>";
> >>
> >> $returnpath = "Return-path: <$this->From>\n";
> >> echo "1: $returnpath<br>";
> >>
> >> $returnpath = "Return-path: <{$this->From}>\n";
> >> echo "2: $returnpath<br>";
> >>
> >> $returnpath = 'Return-path: <'.$this->From.">\n";
> >> echo "3: $returnpath<br>";
> >>
> >> $returnpath = 'Return-path: '.'<'.$this->From.">\n";
> >> echo "4: $returnpath<br>";
> >>
> >> $returnpath = 'Return-path: <['.$this->From."]>\n";
> >> echo "5: $returnpath<br>";
> >>
> >> $returnpath = "Return-path: [$this->From]\n";
> >> echo "6: $returnpath<br>";
> >> }
> >> }
> >>
> >> $instance = new Bug();
> >> $instance->Test();
> >>
> >> Results in this output:
> >>
> >> FROM=[address@domain.com]
> >> 1: Return-path:
> >> 2: Return-path:
> >> 3: Return-path:
> >> 4: Return-path:
> >> 5: Return-path: <[address@domain.com]>
> >> 6: Return-path: [address@domain.com]
> >>
> >> It appears that everything after the < character in the string is
> >> getting truncated. I have so far been unable to generate a valid
> >> Return-path string. My web host is using PHP 4.4.2. I have attached
> >> a sample PHP file that replicates this bug. Does anyone know if this
> >> bug still exists in 4.4.4?
> >
> > I highly doubt it.
> > Browsers usually hide everything in beteween the <>.
> > Look at the source of the page, and probably all data is there like it
> > should be.
> >
> > If you're curious what headers are sent, send yourself an email, and
check
> > it's headers. Don't try to emulate them in a browser. Aside from the
fact
> > that a browser has got his own logic you can't trace the path/possible
> > added headers by either your or another server.
> >
> > Grtz,
"ooba gooba" <nospam@nojunk.com> wrote in message
news:eOednXP_1twUVJjYnZ2dnUVZ_qadnZ2d@comcast.com...
> Doh. You're right. It still doesn't explain why the return-path header
> doesn't appear in the received email. <sigh>
>
> Thanks, Rik.
Have you tried it without the < > in the string? Although I use 'Reply-to:
address@my.site.com' instead of Return-path...
Norm
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