[Typo3-dev] Improvement of function validEmail($email)

[Michael Stucki]

Hi Masi,

>> Unfortunately this translation looks to be a difficult thing! There's a
>> class in the PHPclasses repository that does the conversion but it's not
>> licensed as GPL. Don't know if this could ever be included:
>> http://www.phpclasses.org/browse/package/1509.html

> I can't look at the code, you need a subscription.

http://www.mstucki.net/files/misc/php4-idna/
This seems to be allowed :-)

>> Maybe it's better to wait until PHP adds native support for all kinds of
>> IDN operations.

> This won't do for older systems.

ACK.

> Anyway the original SMTP restricted itself to 7bit, so umlauts are a
> scary thing. And again arises the probem of the encoding (charatcer
> set). iso-8859-1? utf-8? Something else?

You're right, see (again, in German)
http://groups.google.com/groups?threadm=mgqtvrfh86h8$.n8v5qlnhkf0i$.dlg@40tude.net

I mixed this up with case sensitivity in localparts which is (in theory)
possible.

Cheers - michael
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