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<scxml name="miles" datamodel="ecmascript">
<script src="http://uscxml.tk.informatik.tu-darmstadt.de/scripts/dump.js" />
<state id="main">
<invoke type="miles" id="miles">
<finalize>
<log label="out" expr="_event.name" />
<script>//dump(_event);</script>
<if cond="_event.data.origin">
<!-- <log label="Reply-length" expr="_event.data.base64.length" /> -->
<if cond="_event.name === 'thumbnail.reply'">
<respond status="200" to="_event.data.origin">
<header name="Cache-Control" value="no-cache" /> <!-- force IE to actually reload -->
<header name="Access-Control-Allow-Origin" value="*" />
<header name="Content-Type" value="text/plain" />
<content expr="_event.data.image.base64()" />
</respond>
<else />
<respond status="200" to="_event.data.origin">
<header name="Cache-Control" value="no-cache" /> <!-- force IE to actually reload -->
<header name="Access-Control-Allow-Origin" value="*" />
<!-- respond element will add content-type header -->
<content expr="_event.data" />
</respond>
</if>
<else />
<log label="Error" expr="'Event returned from invoker did not specify its origin for a reply'" />
</if>
</finalize>
</invoke>
<state id="idle">
<!-- XHR CORS preflight respond -->
<transition event="http.options" target="idle">
<respond status="200" to="_event.origin">
<header name="Access-Control-Allow-Origin" value="*" /> <!-- request origins we allow -->
<header name="Access-Control-Allow-Methods" value="POST, GET, OPTIONS" /> <!-- http methods we allow -->
<header name="Access-Control-Allow-Headers"
value="X-Requested-With, X-Content-Encoding, Content-Type" /> <!-- headers we allow -->
</respond>
</transition>
<transition event="http.get" target="idle">
<log label="in" expr="_event.data.path" />
<script>//dump(_event);</script>
<if cond="false">
<!-- START ############### -->
<elseif cond="_event.data.pathComponent[1] === 'start'" />
<send target="#_miles" event="start">
<param name="origin" expr="_event.origin" />
<param name="reflector" expr="_event.data.query.reflector" />
<param name="userId" expr="_event.data.query.userid" />
<param name="session" expr="_event.data.query.session" />
</send>
<!-- PARTICIPANTS ############### -->
<elseif cond="_event.data.pathComponent[1] === 'participants'" />
<send target="#_miles" event="participants">
<param name="origin" expr="_event.origin" />
</send>
<!-- THUMBNAIL ############### -->
<elseif cond="_event.data.pathComponent[1] === 'thumbnail'" />
<send target="#_miles" event="thumbnail">
<param name="origin" expr="_event.origin" />
<param name="userId" expr="_event.data.query.userid" />
</send>
<!-- VIDEO ON ############### -->
<elseif cond="_event.data.pathComponent[1] === 'videoon'" />
<send target="#_miles" event="videoon">
<param name="origin" expr="_event.origin" />
<param name="userid" expr="_event.data.query.userid" />
</send>
<!-- VIDEO OFF ############### -->
<elseif cond="_event.data.pathComponent[1] === 'videooff'" />
<send target="#_miles" event="videooff">
<param name="origin" expr="_event.origin" />
<param name="userid" expr="_event.data.query.userid" />
</send>
<!-- AUDIO ON ############### -->
<elseif cond="_event.data.pathComponent[1] === 'audioon'" />
<send target="#_miles" event="audioon">
<param name="origin" expr="_event.origin" />
<param name="userid" expr="_event.data.query.userid" />
</send>
<!-- AUDIO OFF ############### -->
<elseif cond="_event.data.pathComponent[1] === 'videooff'" />
<send target="#_miles" event="audiooff">
<param name="origin" expr="_event.origin" />
<param name="userid" expr="_event.data.query.userid" />
</send>
<!-- SEND VIDEO ############### -->
<elseif cond="_event.data.pathComponent[1] === 'sendvideo'" />
<send target="#_miles" event="sendvideo">
<param name="origin" expr="_event.origin" />
<param name="width" expr="_event.data.query.width" />
<param name="height" expr="_event.data.query.height" />
<param name="framerate" expr="_event.data.query.framerate" />
<param name="compression" expr="_event.data.query.compression" />
</send>
<!-- SEND VIDEO OFF ############### -->
<elseif cond="_event.data.pathComponent[1] === 'sendvideooff'" />
<send target="#_miles" event="sendvideooff">
<param name="origin" expr="_event.origin" />
</send>
<!-- SEND AUDIO ############### -->
<elseif cond="_event.data.pathComponent[1] === 'sendaudio'" />
<send target="#_miles" event="sendaudio">
<param name="origin" expr="_event.origin" />
<param name="encoding" expr="_event.data.query.encoding" />
</send>
<!-- SEND AUDIO OFF ############### -->
<elseif cond="_event.data.pathComponent[1] === 'sendaudiooff'" />
<send target="#_miles" event="sendaudiooff">
<param name="origin" expr="_event.origin" />
</send>
<!-- GET TEXT ############### -->
<elseif cond="_event.data.pathComponent[1] === 'gettext'" />
<send target="#_miles" event="gettext">
<param name="origin" expr="_event.origin" />
</send>
<else />
<respond status="404" to="_event.origin" />
</if>
</transition>
<transition event="http.post" target="idle">
<log label="in" expr="_event.data.path" />
<script>dump(_event);</script>
<if cond="false">
<!-- POST TEXT ############### -->
<elseif cond="_event.data.pathComponent[1] === 'text'" />
<send target="#_miles" event="posttext">
<param name="origin" expr="_event.origin" />
<param name="userid" expr="_event.data.content.userid" />
<param name="message" expr="_event.data.content.message" />
</send>
<else />
<respond status="404" to="_event.origin" />
</if>
</transition>
</state>
</state>
</scxml>
|
