Changes between Version 2 and Version 3 of RendererHOWTO

RendererHOWTO

v2	v3
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27	27	Data is passed to Widgets as JSON arrays. These JSON arrays are often transformed RSS feeds. Our Webservices infrastructure provides real-time RSS-to-JSON transformations so we can have JSON arrays from any kind of RSS feed we know. This is an example [http://services.sapo.pt/Tags/JSON/user/celso JSON feed] just transformed from it's original [http://services.sapo.pt/Tags/RSS/user/celso RSS feed].
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	29	Out library [wiki:SAPO::Widget.Parser->jsonRSS2 provides a method] to parse an JSON-RSS structure into something more easy to handle. Many widgets use it.
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	31	=== Control layer ===
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	33	This is something we're still working on. We're adopting the [http://www.opensearch.org/Specifications/OpenSearch/1.1#OpenSearch_description_document Opensearch] standard.
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	35	Many control features use AJAX models but may also be simple object navigation functions (ie: next and previous photo from an already loaded photolist object).
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	37	=== Presentation layer ===
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