[Sugar-devel] activities using zip files (was: Re: [IAEP] Journal criticism)

[Tomeu Vizoso]

On Thu, May 28, 2009 at 22:53, Sascha Silbe
<sascha-ml-ui-sugar-devel at silbe.org> wrote:
> On Wed, May 27, 2009 at 12:34:03PM -0500, James Simmons wrote:
>
>> 5).  When several Activities support the same MIME type (Zip files are
>> BOUND to be popular) then there needs to be a way of specifying that a
>> particular Journal entry should be resumed by a particular Activity by
>> default.
>
> Actually zip is just a container format and should be handled as such (if
> possible at all). I.e. zips created by activities should use a MIME type
> identifying the _contents_, not the generic application/zip.
>
> File formats can be - and often are - nested: OpenOffice documents are
> xml-inside-zip, some other application might be using
> xml-inside-tar-inside-gz and source tarballs are
> (C+Makefile+...)-inside-tar-inside-bz2. Unfortunately, most software using
> MIME types has very little support for such complexity (only
> gzip/bzip/compress as "encodings"). While it would be nice for the Journal
> to handle the full (i.e. nested) type, we'll need to cope with the lack of
> support in other software (like web servers) for quite some time.

The journal and browse are able to sniff the types of these formats,
so activity authors are encourage to use this scheme and ship a
mimetypes.ml file inside their bundles.

Regards,

Tomeu

> CU Sascha
>
> --
> http://sascha.silbe.org/
> http://www.infra-silbe.de/
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