[x3d-public] @channels in HAnimMotion JSON. MFString again

John Carlson yottzumm at gmail.com
Sat Sep 2 13:21:52 PDT 2023


I have a solution.  There will be 2 JSON extensions.  One for web, with
.x3dj, and one for server-side, with .json.

We can discuss whether we want 2 schemas, or 3 (+1) schemas for each
MFString field, etc.

John

On Sat, Sep 2, 2023 at 2:37 PM John Carlson <yottzumm at gmail.com> wrote:

> So no one wants have a frank conversation about this?
>
> We need to figure out a solution to MFString in JSON.  We can’t do onesies
> twosies.
>
> My web page now uses Holger’s Browser.toJSONString().  No other solution
> works half decently on the web for converting XML to JSON in a browser.
> X_ITE creates JSON arrays for MFStrings.
>
> I have brought up this issue many, many times.  Our current Saxon/XSLT
> solution does not work in a web client.  The Saxon JavaScript version just
> isn’t there.  I am not going to write server side code.
>
> I am converting XML to JSON over from stylesheets to x3d-tidy, even though
> Saxon itself works perfectly well in X3D-Edit and in my RunSaxon.java.
> Ideally, we could match a web solution with a server-side solution.
>
> At this point, I am following Holger’s lead because there’s no Saxon
> solution for web clients.
>
> Are we killing X3D JSON? Then let’s be upfront about it and not talk in
> smoke-filled rooms.
>
> John
>
>
>
> On Sat, Sep 2, 2023 at 2:58 AM John Carlson <yottzumm at gmail.com> wrote:
>
>>
>> The @channels field value in the translated JSON appears as a JSON
>> string, not as  a JSON array.  Here we have the MFString problem again.
>>
>> It appears that we have different ideas of what "MF" means.  To me, MF
>> means a JSON array in JSON.  Holger's x3d-tidy tool and X_ITE renders
>> MFStrings as arrays.  I created a special case NavigatorInfo at type.  Can
>> we convert all MFStrings to JSON strings on output, please?  I think that
>> would make everyone happy?
>>
>> If our tools don't agree, that will confuse people.
>>
>> There's could be issues around MFStrings in Text/fontStyle still. and
>> other places, like urls...do you want those rendered as strings or arrays.
>>
>> I'm going to proceed with modifying my schema generator, I'll keep a
>> backup of current stuff.
>>
>> John
>>
>
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