[Erp5-dev] own getTitle

[bartek]

Jérome Perrin wrote:
> bartek a écrit :
>> Tomasz Brzezina wrote:
>>> I need to mask getTitle for my own portal_type - in the same way like 
>>> getTitle in Person - How to?
>> There is in the experimental repository a patch called 
>> XMLObject_type_based_title - see here:
>>
>> http://svn.erp5.org/experimental/Experimental/patches/XMLObject_type_based_title.py?view=markup
>>
>> It does exactly what you need - allows you to customize title generation 
>> per portal type by creating appropriately named scripts. However, AFAIK 
>> Nexedi saw some serious flaws in it, so it is not certain if it will 
>> ever make its way to the core, or maybe it'll be reimplemented.
>>
> 
> Hello,
> 
> It's also possible to do this in a property sheet using a trick similar 
> to the Object_getSizeColourReference example in 
> http://www.erp5.org/HowToUsePropertySheets
> 
> Use a property sheet like this one:
> 
> class FunkyTitle:
> 
>      _properties = (
>          {   'id'          : 'title',
>              'type'        : 'string',
>              'default'     : '',
>              'acquisition_base_category'     : (),
>              'acquisition_portal_type'       : (),
>              'acquisition_copy_value'        : 0,
>              'acquisition_mask_value'        : 1,
>              'acquisition_depends'           : None,
>              'acquisition_accessor_id'       : 'getTitle',
>              'acquisition_depends'           : None,
>              'alt_accessor_id'               : ('Base_getFunkyTitle', ),
>              'override'    : 1,
>              'mode'        : 'w' },
> 
>      )
> 
> What's important is the "override : 1", this will override the default 
> getTitle accessor.

Ha - I didn't know it. Why it is not in HowToUsePropertySheets? ;)

Actually, it adds a big question mark to XMLObject_type_based_title - 
since this way one can achieve the same result, with probably much less 
overhead (no redundant script lookups etc).

B

> 
> I think this approach won't work if XMLObject_type_based_title patch is 
> applied, because the patch sets a getTitle method on the class, and only 
> dynamic accessors can be replaced.
> 
> Jérome
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> 


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