Re: Encoding Problems [message #186360 is a reply to message #186359] |
Sun, 06 July 2014 19:46 |
Arno Welzel
Messages: 317 Registered: October 2011
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Senior Member |
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Christoph Michael Becker, 2014-07-06 15:30:
> Arno Welzel wrote:
>
>> Christoph Michael Becker, 2014-07-05 03:28:
>>
>>> Arno Welzel wrote:
>>>
>>>> So extend that for the encoding:
>>>>
>>>> if($msgStructure->subtype=="PLAIN")
>>>> {
>>>> switch($msgStructure->encoding)
>>>> {
>>>> case 4:
>>>> // Body text is quoted-printable encoded
>>>> $body = quoted_printable_decode($body);
>>>> break;
>>>>
>>>> case 3:
>>>> // Body text is base64 encoded
>>>> $body = base64_decode($data);
>>>> break;
>>>> }
>>>>
>>>> $body = renderPlainText($body);
>>>> }
>>>
>>> What about a default clause, at least triggering a notice/warning that
>>> the encoding is not understood?
>>
>> Good Point. But which other encoding except no encoding at all, base64
>> and or quoted printable may be used?
>
> The PHP manual documents 6 values for the transfer encodings[1].
> Particularly 2 (BINARY) and 5 (OTHER) seem to demand some further
> handling (if only to ignore the body in these cases, what might be
> necessary to avoid potential vulnerabilities).
>
> [1] <http://www.php.net/manual/en/function.imap-fetchstructure.php>
Thanks for the clarification - that's the URL I also referred to
originally ;-)
--
Arno Welzel
http://arnowelzel.de
http://de-rec-fahrrad.de
http://fahrradzukunft.de
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