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Subject: Re: [office] Re: [office-comment] Different Versions in ODF

On Wednesday 06 December 2006 16:31, Michael Brauer wrote:
> Hi David,
> David Faure wrote:
> > On Tuesday 05 December 2006 02:27, Josh Rickmar wrote:
> >> In newer versions of ODF, can you add the option of saving multiple
> >> versions of the same file in the same file, so ODF users can roll-back
> >> to any saved version without losing a separate file?  I think this would
> >> be handy, since I wouldn't have to always be using the "Save As" button
> >> to make another separate file for all my different versions.  I could
> >> instead just save the separate versions in the same file name, and then
> >> could decide which to open when I open the file.
> > 
> > This is a good point. Although OpenOffice.org has this feature, it is not part
> > of the standard. The metadata is saved in another file, VersionList.xml:
> > 
> > <VL:version-list xmlns:dc="http://purl.org/dc/elements/1.1/"; xmlns:VL="http://openoffice.org/2001/versions-list";>
> >   <VL:version-entry VL:title="Version1" VL:comment="david" VL:creator="" dc:date-time="2006-12-06T15:46:39"/>
> > </VL:version-list>
> > 
> > and the actual saved document is saved as Versions/Version1 (as a full zip archive inside the zip archive).
> > Interesting approach... I'm not sure why the xml files of version1 are not just stored inside Versions/Version1/
> > instead of the zip-inside-zip approach. Comments anyone?
> > 
> You are right that this OOo feature is not contained in ODF 1.1, but we 
> may of course add it as part of the package definition for ODF 1.2.

Sounds good.

> A zip within zip is used because this allows extracting the versioned 
> document without repackaging it. Repackaging the document would require 
> to rebuild a manifest.xml.
Hmm, OK.

David Faure, faure@kde.org, sponsored by Trolltech to work on KDE,
Konqueror (http://www.konqueror.org), and KOffice (http://www.koffice.org).

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