Re: DiskFile not cloned when published

Racinet Georges a écrit :
> 
> On May 19, 2009, at 4:21 PM, Christophe Combelles wrote:
> 
>> Christophe Combelles a écrit :
>>> Racinet Georges a écrit :
>>>>
>>>> On May 12, 2009, at 5:40 PM, Christophe Combelles wrote:
>>>>
>>>>> Thanks, I've finally backported some fixes for StorageAdapter, 
>>>>> which was overwriting too many fields during a document update.
>>
>> There is a remaining bug with DiskFile, even on CPS 3.4.8.
> 
> Thanks for the report, Christophe.
> 
> Such detailed issue should belong int the trac : 
> http://svn.nuxeo.org/trac/pub (log in as tracguest/tracguest)
> If you eventually have a patch for this, I'd be glad to check it in.

The corresponding ticket in the tracker is
http://svn.nuxeo.org/trac/pub/ticket/1998

Did you have time to try a solution? (I didn't yet).
Is datamodel._set_editable the way to go?

> 
>>
>>
>> Christophe
>>
>>
>>>>
>>>> Wow, I remember those fixes, one of the last generic work on CPS 
>>>> I've done as a Nuxeo employee,
>>>> The primary goal was to avoid useless writes in LDAP backing 
>>>> directories, while still being able to update a meta directory 
>>>> upstairs (for CPS specific fields that would be stored in another - 
>>>> ZODB - backing).
>>>>
>>>> Did you backport this on your project for directories or documents ? 
>>>> I've always wondered what the overall (positive, I hope) performance 
>>>> impact in the case of documents would be, and never had a chance to 
>>>> measure that.  Any numbers to share ?
>>> I've backported it for CPSDocuments, to avoid dataloss with DiskFile 
>>> objects overwriting an already  published file. This is not related 
>>> to performance so I didn't measure anything.
>>>>
>>>> Cheers,
>>>>
>>>> -- 
>>>> Georges Racinet, http://www.racinet.fr
>>>> Zope/CPS/Plone expertise, assistance & development
>>>> GPG: 0x4862FFF7
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
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> 
> -- 
> Georges Racinet, http://www.racinet.fr
> Zope/CPS/Plone expertise, assistance & development
> GPG: 0x4862FFF7
> 
> 
> 
> 
> 
> 
> 
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