Re: [djatoka-devel] Djatoka metadata and JSONP

[phil c. <ph...@cr...>]

I'm also interested in this, I'm having issues with one of our viewers
when trying to build out mirrors of our master node.  From the same
box I can see the 'old' viewer and display images fine, but with the
'new' viewer, the UI comes up, but images never do, with Firebug
showing a 500.

P

On Wed, Nov 25, 2009 at 12:10 PM, Ryan Chute <rc...@gm...> wrote:
> Hi Benjamin,
>
> We'd be very interested in your findings and developments.  Please let
> me know if you have any questions.
>
> Cheers,
> Ryan
>
> On Wed, Nov 25, 2009 at 8:38 AM, Benjamin Armintor <arm...@gm...> wrote:
>> Hello all.
>>
>> Like some others I see in the list archives, I'm working on
>> integrating Djatoka into some existing webapps, and wanted an easier
>> way to accomplish this than reproducing the Djatoka/Adore web app in
>> many different contexts.  As Ryan pointed out previously, the browser
>> security model generally stands in the way of this, specifically
>> because the image metadata cannot be loaded from another domain.
>> However, there are ways of accomplishing this task:
>> http://bob.pythonmac.org/archives/2005/12/05/remote-json-jsonp/
>> http://docs.jquery.com/Ajax/jQuery.getJSON#urldatacallback
>>
>>
>> I'm implementing callback handling in a local Djatoka that allows
>> specification of a JSONP callback by adding two parameters to the
>> getMetadata request:
>> svc_val_fmt=info:lanl-repo/svc/getMetadata/callback
>> svc.callback=?
>>
>> ... where svc.callback names a javascript callback that will receive
>> the metadata object.   I'm getting promising results with this and the
>> OpenLayers plugin (also modified to handle jsonp data).   If the
>> project maintainers have any interest in this, I'd be happy to discuss
>> it more, or submit a patch.
>>
>> regards (and thanks for an excellent product),
>>  Benjamin Armintor
>>
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