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Manifest information MAY be embedded within a gadget XML file
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<Module> <ModulePrefs title="Manifest embedded gadget" description="Example showing usage of embedded manifest"> <Require feature="opensocial-1.0"/> <Optional feature="gadget-manifest"> <Param name="gadget" os-version="1.0" gadget-version="2.1" status="released">http://example.org/samplegadget/gadget.xml</Param> <Param name="gadget" os-version="1.0" gadget-version="2.2" status="development">http://example.org/samplegadget/gadget-dev.xml</Param> <Param name="gadget" os-version="0.8" >http://example.org/samplegadget/gadget.os08.xml</Param> </Optional> </ModulePrefs> ... <Module> |
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When uploading a gadget, the developer may specify either the URL of a
gadget XML file OR the URL of a gadget manifest file. The manifest
file will point to the actual gadget XML file URL based on version and
features required/supported. For backwards compatibility purposes,
the gadget XML file may also contain a reference back up to its
manifest file URL. In this way containers that do not support the
manifest feature will still function with their existing gadget XML
sources, and newer containers that do support the manifest feature can
take advantage of its ability to specify multiple gadgets for
different scenarios. This will be done via an optional "gadget-
manifest" feature specified in ModulePrefs.
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<Module> <ModulePrefs title="Manifest sample gadget" description="Example showing usage of external manifest"> <Require feature="opensocial-1.0"/> <Optional feature="gadget-manifest"> <Param name="manifest">http://example.org/samplegadget/manifest.xml</Param> </Optional> </ModulePrefs> ... <Module> (manifest file at http://example.org/samplegadget/manifest.xml <GadgetManifest> <Gadgets> <Gadget os-version="1.0" gadget-version="2.1" status="released" src="http://example.org/samplegadget/gadget.xml" /> <Gadget os-version="1.0" gadget-version="2.2" status="development" src="http://example.org/samplegadget/gadget-dev.xml" /> <Gadget os-version="0.8" src="http://example.org/samplegadget/gadget.os08.xml" /> <Gadget os-version="1.1" src="http://example.org/samplegadget/gadget.11.xml"> <Features> <feature name="templates" required="true" /> <feature name="html-6" required="false" /> </Features> </Gadget> </Gadgets> </GadgetManifest> |
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