[imp] filename becomes ???.txt if not English of .txt

[Jan Schneider]

Zitat von Nethub Online - Ming <nethubonline at gmail.com>:

> Hi all,
>
> Horde Version
>
>     5.2.5
>
> Horde Applications
>
>     Agora [Forums]: unknown
>     Ansel [Photos]: unknown
>     Chora [Version Control]: unknown
>     Content: 2.0.4
>     Gollem [File Manager]: H5 (3.0.3) (run tests)
>     Hermes [Time Tracking]: unknown
>     Imp [Mail]: H5 (6.2.8) (run tests)
>     Ingo [Filters]: H5 (3.2.5) (run tests)
>     Jonah [News]: unknown
>     Klutz [Comics]: unknown
>     Kolab [Kolab]: unknown
>     Kronolith [Calendar]: H5 (4.2.7) (run tests)
>     Luxor [X-Ref]: unknown
>     Mnemo [Notes]: H5 (4.2.6)
>     Nag [Tasks]: H5 (4.2.4)
>     Passwd [Password]: H5 (5.0.2) (run tests)
>     Sam [Spam]: unknown
>     Sesha [Inventory]: unknown
>     Timeobjects: 2.1.0
>     Trean [Bookmarks]: H5 (1.1.1)
>     Turba [Address Book]: H5 (4.2.6) (run tests)
>     Ulaform [Forms]: unknown
>     Vilma [Mail Admin]: unknown
>     Whups [Tickets]: unknown
>     Wicked [Wiki]: unknown
>
>
> I tested that if I compose new email and attach a file with non English
> characters (e.g.: めまして.txt / 測試.txt) , the attachment filename will be
> changed to ???.txt
>
> This only happen for .txt file, but no problem for .png
>
> Even I just save it in draft, it is also ???.txt
>
> Below is part of mail source, you can see .png is using utf-8 but .txt is
> using us-ascii, I think it is the core problem. Is there anyone can help?
>
> --=_niDwCrm6H6ppSnSrbXnJVqo
> Content-Type: text/plain; name*=us-ascii''%3F%3F%3F%3F.txt
> Content-Disposition: attachment; size=10;
>  filename*=us-ascii''%3F%3F%3F%3F.txt
>
> fjskafjsal
> --=_niDwCrm6H6ppSnSrbXnJVqo
> Content-Type: image/png;
>  name*=utf-8''%E3%82%81%E3%81%BE%E3%81%97%E3%81%A6.png
> Content-Disposition: attachment; size=7736;
>  filename*=utf-8''%E3%82%81%E3%81%BE%E3%81%97%E3%81%A6.png
> Content-Transfer-Encoding: base64
> --
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Confirmed, please file a bug report.

-- 
Jan Schneider
The Horde Project
http://www.horde.org/
https://www.facebook.com/hordeproject