On 06/06/2011 09:57 AM, Thomas Mortagne wrote:
> Here is a "new" proposal:
> * introduce now class property references with
> "wiki:space.page^property" in which we escape "^" and "." when
> serializing the "property"
> * that way if later we really need to have several classes by document
> (which does not actually bring anything I agree with Denis) we support
> wiki:space.page^property as a shortcut of
> wiki:space.page^firstclass.property. It would be a first but it's not
> hard to do technically. If we don't for sure we can always remove the
> "." escaping which is just a useless escaping which is supported
> properly by reference parser and otherwise we don't really break the
> syntax by adding the classname part to the reference since the
> separator is already protected.
>
> WDYT ?

+1. Not sure if "first" is correct, since this is supposed to be a set 
of classes, not a list, but yes, without specifying a class name, the 
main class in that document will be used.

> I really need to move on on this and I'm -1 to introduce right now a
> wiki:space.page^classname.property syntax where you never know what to
> put as classname.
>
> On Wed, Jun 1, 2011 at 14:24, Denis Gervalle<[email protected]>  wrote:
>> On Tue, May 31, 2011 at 00:29, Vincent Massol<[email protected]>  wrote:
>>
>>>
>>> On May 30, 2011, at 9:57 PM, Sergiu Dumitriu wrote:
>>>
>>>> On 05/30/2011 09:25 PM, Thomas Mortagne wrote:
>>>>> On Mon, May 30, 2011 at 21:11, Thomas Mortagne
>>>>> <[email protected]>    wrote:
>>>>>> Hi dev,
>>>>>>
>>>>>> I would like to introduce class property entity type and related
>>>>>> reference and syntax separator.
>>>>>>
>>>>>> For the separator syntax I propose to use the same thing as object
>>>>>> separator since you can't have both in the same reference and it's
>>>>>> always a pain to find a new separator.
>>>>>
>>>>> FYI it means wiki:space.page^property
>>>>>
>>>>>>
>>>>>> Note that I'm inly talking about class property and not class since
>>>>>> class reference is exactly the same thing as document reference I
>>>>>> don't think we really need to have a specific one.
>>>>
>>>> Currently there can be only one class in a document, but for a while the
>>>> question whether this is going to be valid in the future as well has
>>>> been floating around.
>>>>
>>>> So, a prerequisite vote is:
>>>>
>>>> In the new model, can a document contain more than one class?
>>>
>>> I don't think we should limit ourselves (I don't see any reason, do you see
>>> one?). BTW the new model I started has the ability to have several classes
>>> per document.
>>>
>>
>> I agree that we should not limit ourselves, but I really do not see the
>> limit here. What would be the advantage of having several class defined in
>> the same document ?
>>
>> Denis
>>
>>
>>>
>>> Thanks
>>> -Vincent
>>>
>>>> One thing I believe we're definitely going to need is a special data
>>>> structure to explicitly represent XClasses, holding XClass metadata such
>>>> as "is the class supposed to be stand-alone, one instance per document,
>>>> like BlogPosts, or is it an aggregated class, with several instances
>>>> attached to a document, like the Comments"; "what is the sheet used to
>>>> display the object in view mode"; "what is the parent class (if we want
>>>> to do inheritance)". With this meta-class in place, we could, in theory,
>>>> have two meta-classes in a document, with each class property mapped to
>>>> one of the meta-classes.
>>>>
>>>>>> WDYT ?
>>>>
>>>> +1, if we decide that we only want at most one class per document.


-- 
Sergiu Dumitriu
http://purl.org/net/sergiu/
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