Re: Magic for OpenOffice (file)
On Tue, May 25, 2004 at 09:47:16AM -0400, Gregory Seidman wrote:
> On Tue, May 25, 2004 at 08:33:19AM +0200, Magnus Therning wrote:
> } A quick search in Google didn't reveal any solution (only found one
> } reference, in Japanese).
> }
> } $ file -i file.sxw
> } file.sxw: application/x-zip
> }
> } It would be really nice if 'file' could give proper the correct type for
> } OpenOffice documents. Anyone who has an entry for /etc/magic that make
> } sit happen?
>
> This is a deeper problem than just OOorg. There has been dissatisfaction
> with file's reporting for compressed/gzipped/bzipped/zipped files for a
> good long time, and the idea of having file actually decompress some of
> the data to get a more accurate result has come up in the past.
>
> There are, in fact, reasonably good ways to wrap file with a shell
> script to get the desired results, but I don't know of an implementation
> of the file program that supports examining the contents of a compressed
> file. There is no reason it couldn't be done, of course; the file
> program in /usr/bin on Debian is GNU's GPL'd file implementation. I
> could imagine, however, that depending on lots of compression libraries
> might be an obstacle to widespread adoption. One would also have to be
> confident of the libraries' licenses. (I *think* all the compression
> formats I've mentioned have GPL or LGPL libraries.)
>
> Ultimately, I'd love to see it done, and I encourage you to get
> programming.
>
> } /M
> --Greg
What's kind of ironic is that the first line of the files states the
MIME type in ASCII.
keith@r31:~/docs$ strings test.sxw | head -n1
mimetypeapplication/vnd.sun.xml.writerPK
keith@r31:~/docs$ strings test.sxc | head -n1
mimetypeapplication/vnd.sun.xml.calcPK
Keith
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