Re: [xwiki-users] Display external data using LiveTable Macro
Hi Ryszard, If you want to query external URLs you will need to proxy the requests. The "url" parameter is limited by browsers same origin policy. To proxy the request you can have a result page with a groovy script that makes the HTTP requests to the external URL and outputs it. It has a performance cost, though, since it means 2 requests where you would do only one with an internal URL. Another alternative is to make the livetable support JSON with padding technique (http://en.wikipedia.org/wiki/JSON#JSONP) ; it's not very complex, it just needs an alternative method to fetch the data (instead of AJAX request) + an option to activate this method. Though it's a bit touchy security-wise, not sure we would want to have this available by default (but could be discussed). Jerome. ----- "Ryszard Łach" <[email protected]> wrote:
Hi! Does anybody know how to display some external data using LiveTable macro? I can see in doc, that there is an 'url' alternative datasource (alternative to className and resultsPage), but I cannot find any examples using it.
I've tried to write to the text file the JSON output used by the macro, then I put the file on some http server and try to use its url in macro invocation, but it does not work.
TIA,
R.
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Jerome Velociter