[horde] horde-remove-user-data does not delete data from horde_histories

[Michael J Rubinsky]

Quoting Michael Menge <michael.menge at zdv.uni-tuebingen.de>:

> Quoting Michael J Rubinsky <mrubinsk at horde.org>:
>
>> Quoting Michael Menge <michael.menge at zdv.uni-tuebingen.de>:
>>
>>> Hi,
>>>
>>> i have discovered that deleting a user with horde-remove-user-data does not
>>> remove entries from the horde_histories table.
>>>
>>> I understand that the data may be needed if it is reladed to a  
>>> shared addressbook, kalendar ...
>>> that still exists. But IMHO deleting a share should delete related  
>>> entries in horde_history.
>>
>> If you were to just delete the share and all of it's history  
>> entires when the share is deleted, any synchronized clients would  
>> never have the data removed. Instead, each individual object from  
>> each share must be deleted individually so the history table can  
>> log the deletion.
>>
>>
>
> Thank you for the information. But i think there is a flaw.
>
> There are IMHO two cases. the user deletes the share, and the user  
> is deleted:
> I will begin with the second
>
> 2. If the user is deleted the user is unable to authenticate/synchronize
>    and any other user that might have had access to the share will have
>    lost it, as the  entriy in *_sharesng and *_shares_users are deleted
>    with the share

The point is not in having access to the information any more, the  
point is in having the data removed from the user's synchronized data.


> 1. If the share is deleted by the user the synchronizing would/should
>    fail as the ownership/permissions for the share cannot be resolved.
>
> So your argument that "any synchronized clients would never have the  
> data removed"
> is true with and without the data in horde_histories.

I see what you are saying, and I'll have to verify the logic during  
these operations (at least in ActiveSync).

>
>
> --------------------------------------------------------------------------------
> M.Menge                                Tel.: (49) 7071/29-70316
> Universität Tübingen                   Fax.: (49) 7071/29-5912
> Zentrum für Datenverarbeitung          mail:  
> michael.menge at zdv.uni-tuebingen.de
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-- 
mike
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