[Zope] keeping original dates of objects when importing zexp ?

[Jens Vagelpohl]

no there is not. copy and paste creates a new database record, which 
obviously then has a new bobobase_modification_time.

your application should keep track of modification time itself in a 
separate property of your item.

jens

On Friday, July 19, 2002, at 09:30 , Allen wrote:

> What about when just using copy and paste? The dates all change to current
> when using copy and paste. Any way to change that?
> -Allen
>
> ----- Original Message -----
> From: "Jens Vagelpohl" <jens@zope.com>
> To: "Gilles Lenfant" <gilles@objectis.net>
> Cc: <zope@zope.org>
> Sent: Friday, July 19, 2002 9:07 AM
> Subject: Re: [Zope] keeping original dates of objects when importing zexp 
> ?
>
>
>> any "retain existing date" just cannot work if the date is using
>> bobobase_modification_time. that's because bobobase_modification_time
>> has nothing to do with the application itself, it is a ZODB
>> database-level value that cannot be "set" from any application. only
>> the database itself can manipulate it.
>>
>> jens
>>
>>
>> On Friday, July 19, 2002, at 08:02 , Gilles Lenfant wrote:
>>
>>> Thanks Casey.
>>>
>>> In my case, I transered some ZWiki from an old server to a new one.
>>> Zwiki pages display their dates based on their
>>> bobobase_modification_time :((
>>> I added to the Zwiki a custom view based on the most recent Zwiki
>>> pages. This view is now screwed.
>>>
>>> When CMF object keep the dates in the meta data.
>>>
>>> Of course a "retain existing object dates" would be fair in the
>>> import form (like for the ownership).
>>>
>>> Cheers
>>>
>>> --Gilles
>>>
>>>
>>> ----- Original Message -----
>>> From: "Casey Duncan" <casey@zope.com>
>>> To: "Gilles Lenfant" <gilles@objectis.net>; <zope@zope.org>
>>> Sent: Thursday, July 18, 2002 8:15 PM
>>> Subject: Re: [Zope] keeping original dates of objects when importing
>>> zexp ?
>>>
>>>
>>> The answer is that you should not rely on bobobase_mod_time as the
>>> application
>>> modification date of your objects. You have uncovered a good reason
>>> why. Your
>>> application should instead store and update the mod date on its own,
>>> like the
>>> CMF does.
>>>
>>> [...]
>>>
>>>
>>>
>>>
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>>
>>
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>