100 lines
2.6 KiB
CoffeeScript
100 lines
2.6 KiB
CoffeeScript
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createIwcConnector = (callback)->
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iwcHandler = {}
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duiClient = new DUIClient()
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#@duiClient = new iwc.Client()
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duiClient.connect (intent)->
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#console.log "intent received iwc: #{JSON.stringify(intent)}"
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#console.log "#{JSON.stringify(@iwcHandler)}"
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iwcHandler[intent.action]?.map (f)->
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setTimeout ()->
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f intent
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, 0
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duiClient.initOK()
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root_element = null
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received_HB = null
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#
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# The Iwc Connector adds support for the Inter-Widget-Communication protocol that is used in the Role-SDK.
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# @see http://dbis.rwth-aachen.de/cms/projects/the-xmpp-experience#interwidget-communication
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# @see http://dbis.rwth-aachen.de/cms/projects/ROLE
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#
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class IwcConnector
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constructor: (@engine, @HB, @execution_listener, @yatta)->
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@duiClient = duiClient
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@iwcHandler = iwcHandler
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send_ = (o)=>
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@send o
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@execution_listener.push send_
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receive_ = (intent)=>
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o = intent.extras
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@receive o
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@iwcHandler["Yatta_new_operation"] = [receive_]
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if root_element?
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@engine.applyOps received_HB
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sendRootElement = ()=>
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json = {
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root_element : @yatta.getRootElement()
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HB : @yatta.getHistoryBuffer()._encode()
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}
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@sendIwcIntent "Yatta_push_root_element", json
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@iwcHandler["Yatta_get_root_element"] = [sendRootElement]
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getRootElement: ()->
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root_element
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send: (o)->
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if o.uid.creator is @HB.getUserId() and (typeof o.uid.op_number isnt "string")
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@sendIwcIntent "Yatta_new_operation", o
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receive: (o)->
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if o.uid.creator isnt @HB.getUserId()
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@engine.applyOp o
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sendIwcIntent: (action_name, content)->
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intent =
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action: action_name
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component: ""
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data: ""
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dataType: ""
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extras: content
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@duiClient.sendIntent(intent)
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sync: ()->
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throw new Error "Can't use this a.t.m."
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get_root_intent =
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action: "Yatta_get_root_element"
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component: ""
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data: ""
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dataType: ""
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extras: {}
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init = ()->
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duiClient.sendIntent(get_root_intent)
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is_initialized = false
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receiveRootElement = (json)->
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proposed_user_id = duiClient.getIwcClient()._componentName
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root_element = json?.extras.root_element
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received_HB = json?.extras.HB
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if not is_initialized
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is_initialized = true
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callback IwcConnector, proposed_user_id
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iwcHandler["Yatta_push_root_element"] = [receiveRootElement]
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setTimeout receiveRootElement, 800
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setTimeout init, (Math.random()*4000)
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undefined
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module.exports = createIwcConnector
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window?.createConnector = createIwcConnector
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