diff options
Diffstat (limited to 'apps/samples/vrml/vrml-server.scxml')
| -rw-r--r-- | apps/samples/vrml/vrml-server.scxml | 356 |
1 files changed, 0 insertions, 356 deletions
diff --git a/apps/samples/vrml/vrml-server.scxml b/apps/samples/vrml/vrml-server.scxml deleted file mode 100644 index 529a469..0000000 --- a/apps/samples/vrml/vrml-server.scxml +++ /dev/null @@ -1,356 +0,0 @@ -<scxml datamodel="ecmascript" name="vrml"> - <script src="http://uscxml.tk.informatik.tu-darmstadt.de/scripts/dump.js" /> - <script src="http://uscxml.tk.informatik.tu-darmstadt.de/scripts/string. .js" /> - <script src="http://uscxml.tk.informatik.tu-darmstadt.de/scripts/array.last.js" /> - <script> - var wrls = {}; // information of the wrl, vrml files - var models = {}; // information of the osgb / osgjs files - - var pathDelim = ':'; // we need to flatten directories - this will seperate them in filenames - - /** - * Transform a http request into a pose - */ - function reqToStruct(req) { - var struct = {}; - - var query = (('query' in req) ? req.query : {}); - - struct.pitch = (('pitch' in query && isNumber(query.pitch)) ? query.pitch : 0); - struct.roll = (('roll' in query && isNumber(query.roll)) ? query.roll : 0); - struct.yaw = (('yaw' in query && isNumber(query.yaw)) ? query.yaw : 0); - struct.zoom = (('zoom' in query && isNumber(query.zoom)) ? query.zoom : 1); - struct.x = (('x' in query && isNumber(query.x)) ? query.x : 0); - struct.y = (('y' in query && isNumber(query.y)) ? query.y : 0); - struct.z = (('z' in query && isNumber(query.z)) ? query.z : 0); - struct.width = (('width' in query && isNumber(query.width)) ? query.width : 640); - struct.height = (('height' in query && isNumber(query.height)) ? query.height : 480); - struct.autorotate = (('autorotate' in query && (query.autorotate === 'on' || query.autorotate === 'off')) ? query.autorotate : 'on'); - - var fileComp = req.pathComponent[req.pathComponent.length - 1]; - struct.file = fileComp.substr(0, fileComp.indexOf('.')); - struct.ext = fileComp.substr(fileComp.indexOf('.') + 1); - - struct.key = _event.data.pathComponent.slice(1, _event.data.pathComponent.length - 1).join(pathDelim); - if (struct.key.length > 0) - struct.key += pathDelim; - - // support for meta file "latest.ext" - if (struct.file === "latest") { - var latestStamp = 0; - for (var key in models) { - if (key.substring(0, struct.key.length) == struct.key) { - if (models[key].ctime > latestStamp) { - var name = models[key].strippedName; - struct.file = name.substring(name.lastIndexOf(pathDelim) + 1); - latestStamp = models[key].ctime; - } - } - } - } - - struct.key += struct.file; - return struct; - } - - function keyForFile(file) { - var key = file.relDir.replace(/\//g, pathDelim).substr(1) + file.strippedName; - return key; - } - - function isSupportedFormat(extension) { - if (extension === "gif") - return true; - if (extension === "jpg") - return true; - if (extension === "jpeg") - return true; - if (extension === "png") - return true; - if (extension === "tif") - return true; - if (extension === "tiff") - return true; - if (extension === "bmp") - return true; - if (extension === "osgjs") - return true; - return false; - } - - // list all available models in a summary format for the topmost request - function overviewList() { - var struct = {}; - struct.models = {}; - for (key in models) { - var model = models[key]; - var group = models[key].group - var name = model.strippedName.split(pathDelim).last(); - var entry = assign(struct, ['models'].concat(group.substr(1).split('/')).concat(name), {}); - entry.url = - _ioprocessors['http'].location + model.relDir + model.strippedName.split(pathDelim).join('/'); - entry.path = model.relDir + model.strippedName.split(pathDelim).join('/'); - } - return struct; - } - - // check whether a given string represents a number - function isNumber(n) { - return !isNaN(parseFloat(n)) && isFinite(n); - } - - // allow to set deep keys in an object - function assign(obj, path, value) { - if (typeof path === 'string') - path = path.split('.'); - if (!(path instanceof Array)) - return undefined; - - lastKeyIndex = path.length-1; - for (var i = 0; i < lastKeyIndex; ++ i) { - key = path[i]; - if (key.length == 0) - continue; - if (!(key in obj)) - obj[key] = {} - obj = obj[key]; - } - obj[path[lastKeyIndex]] = value; - return obj[path[lastKeyIndex]]; - } - </script> - <state id="main"> - <!-- Stop processing if no vrml-path was given on command line --> - <transition target="final" cond="_x.args == undefined || _x.args['vrml-path'] == undefined || _x.args['vrml-path'].length == 0"> - <log expr="'No --vrml-path given'" /> - </transition> - - <!-- Stop processing if no tmp-path was given on command line --> - <transition target="final" cond="_x.args == undefined || _x.args['tmp-path'] == undefined || _x.args['tmp-path'].length == 0"> - <log expr="'No --tmp-path given'" /> - </transition> - - <!-- Stop processing if any error occurs --> - <transition target="final" event="error"> - <log expr="'An error occured:'" /> - <script>dump(_event);</script> - </transition> - - <!-- Start the directory monitor for generated files --> - <invoke type="dirmon" id="dirmon.processed"> - <param name="dir" expr="_x['args']['tmp-path']" /> - <param name="recurse" expr="false" /> - <param name="reportExisting" expr="true" /> - <param name="suffix" expr="'osgb'" /> - <!-- Called for every file we found --> - <finalize> - <script> - var key = keyForFile(_event.data.file); - // this is a binary 3D file converted from the wrls - if (_event.name === "file.deleted") { - delete models[key]; - print("Removed a vanished osgb file at " + key + "\n"); - } else { - models[key] = _event.data.file; - models[key].group = '/' + _event.data.file.name.split(pathDelim).slice(0,-1).join('/'); - print("Inserted a new osgb file at " + key + "\n"); - } - </script> - </finalize> - </invoke> - - <!-- Start the directory monitor for wrl files --> - <invoke type="dirmon" id="dirmon.vrml"> - <param name="dir" expr="_x['args']['vrml-path']" /> - <param name="recurse" expr="true" /> - <param name="suffix" expr="'vrml wrl'" /> - <finalize> - <script> - _event.key = keyForFile(_event.data.file); - if (_event.name === "file.existing" || _event.name === "file.added") { - wrls[_event.key] = _event.data.file; - var dirMonFile = _event.data.file.relDir.substr(1) + _event.data.file.strippedName + ".osgb" - // we already procressed this file - if (_invokers['dirmon.processed'].file[dirMonFile]) { - models[_event.key] = _event.data.file; - } - print("Inserting wrl " + _event.data.file.path + " from " + _event.data.file.relDir + " at " + _event.key + "\n"); - } - if (_event.name === "file.deleted") { - delete wrls[_event.key]; - delete models[_event.key]; - print("Deleting wrl " + _event.data.file.path + " from " + _event.data.file.relDir + " at " + _event.key + "\n"); - } - </script> - <if cond="models && _event.name !== 'file.deleted' && - (!(_event.key in models) || wrls[_event.key].mtime > models[_event.key].mtime)"> - <send target="#_osgvonvert.toNative"> - <param name="source" expr="_event.data.file.path" /> - <param name="dest" expr="_x['args']['tmp-path'] + '/' + _event.key + '.osgb'" /> - <param name="optimizegeometry" expr="true" /> - </send> - </if> - </finalize> - </invoke> - - <!-- Start the osgconvert invoker to transform 3D files --> - <invoke type="osgconvert" id="osgvonvert.toNative"> - <param name="threads" expr="4" /> - </invoke> - - <invoke type="osgconvert" id="osgvonvert.toClient"> - <param name="threads" expr="4" /> - <finalize> - <script> - //dump(_event); - </script> - <if cond="'context' in _event.data"> - <!-- this was generated in reply to a request --> - <if cond="_event.name. ('success')"> - <respond status="200" to="_event.data.context"> - <header name="Connection" value="close" /> - <header name="Access-Control-Allow-Origin" value="*" /> - <header name="Content-Type" valueexpr="_event.data.content[_event.data.format].mimeType" /> - <content expr="_event.data.content[_event.data.format]" /> - </respond> - <else /> - <respond status="404" to="_event.data.context"> - <header name="Connection" value="close" /> - </respond> - </if> - </if> - </finalize> - </invoke> - - <!-- Start a nested SCXML interpreter to create movies from the images --> - <invoke type="scxml" id="scxml.ffmpeg" src="ffmpeg-server.invoked.scxml" autoforward="true"> - <param name="modelDir" expr="_x['args']['tmp-path']" /> - </invoke> - - <!-- Idle here --> - <state id="idle"> - <transition event="http.get" target="idle" cond=" - _event.data.pathComponent.length >= 2 && - _event.data.pathComponent[_event.data.pathComponent.length - 1].indexOf('.') !== -1"> - <!-- request for a specific format http://host/vrml/relative/path/format?query=string --> - <script> - //dump(_invokers['dirmon.vrml']); - _event.fileStruct = reqToStruct(_event.data); - </script> - <if cond="_event.fileStruct.key in models && isSupportedFormat(_event['fileStruct'].ext)"> - <!-- There is such a file available as osgb --> - <send target="#_osgvonvert.toClient"> - <param name="source" expr="models[_event['fileStruct'].key].path" /> - <param name="format" expr="_event['fileStruct'].ext" /> - <param name="pitch" expr="_event.fileStruct.pitch" /> - <param name="roll" expr="_event.fileStruct.roll" /> - <param name="yaw" expr="_event.fileStruct.yaw" /> - <param name="zoom" expr="_event.fileStruct.zoom" /> - <param name="x" expr="_event.fileStruct.x" /> - <param name="y" expr="_event.fileStruct.y" /> - <param name="z" expr="_event.fileStruct.z" /> - <param name="width" expr="_event.fileStruct.width" /> - <param name="height" expr="_event.fileStruct.height" /> - <param name="autorotate" expr="_event.fileStruct.autorotate" /> - <param name="context" expr="_event.origin" /> - </send> - <else /> - <!-- There is no such model --> - <send target="#_osgvonvert.toClient"> - <param name="source" expr="'/scratch/vrml/404.wrl'" /> - <param name="format" expr="_event['fileStruct'].ext" /> - <param name="pitch" expr="_event.fileStruct.pitch" /> - <param name="roll" expr="_event.fileStruct.roll" /> - <param name="yaw" expr="_event.fileStruct.yaw" /> - <param name="zoom" expr="_event.fileStruct.zoom" /> - <param name="x" expr="_event.fileStruct.x" /> - <param name="y" expr="_event.fileStruct.y" /> - <param name="z" expr="_event.fileStruct.z" /> - <param name="width" expr="_event.fileStruct.width" /> - <param name="height" expr="_event.fileStruct.height" /> - <param name="autorotate" expr="_event.fileStruct.autorotate" /> - <param name="context" expr="_event.origin" /> - </send> - - </if> - </transition> - - <!-- - process request for JSON datastructures - --> - <transition event="http.get" target="idle" cond=" - _event.data.pathComponent.length == 2 && - _event.data.pathComponent[1] === 'models'"> - <script>//dump(_event)</script> - <respond status="200" to="_event.origin"> - <header name="Connection" value="close" /> - <header name="Content-Type" value="application/json" /> - <header name="Access-Control-Allow-Origin" value="*" /> - <content expr="models" /> - </respond> - </transition> - - <transition event="http.get" target="idle" cond=" - _event.data.pathComponent.length == 2 && - _event.data.pathComponent[1] === 'wrls'"> - <script>//dump(_event)</script> - <respond status="200" to="_event.origin"> - <header name="Connection" value="close" /> - <header name="Content-Type" value="application/json" /> - <header name="Access-Control-Allow-Origin" value="*" /> - <content expr="wrls" /> - </respond> - </transition> - - <!-- request for topmost list of all files --> - <transition event="http.get" target="idle" cond=" - _event.data.pathComponent.length == 1"> - <script>//dump(_event);</script> - <respond status="200" to="_event.origin"> - <header name="Connection" value="close" /> - <header name="Content-Type" value="application/json" /> - <header name="Access-Control-Allow-Origin" value="*" /> - <content expr="overviewList()" /> - </respond> - </transition> - - <!-- XHR CORS preflight response --> - <transition event="http.options" target="idle"> - <script>//dump(_event);</script> - <respond status="200" to="_event.origin"> - <header name="Access-Control-Allow-Origin" value="*" /> - <header name="Access-Control-Allow-Methods" value="GET, OPTIONS" /> - <header name="Access-Control-Allow-Headers" value="X-Requested-With" /> - </respond> - </transition> - - <transition event="ws.*" target="idle"> - <script>dump(_event);</script> - <send targetexpr="_event.origin" type="websocket"> - <content expr="_event" /> <!-- reply with event --> - </send> - </transition> - - <transition event="render.done" target="idle"> - <script>//dump(_event);</script> - <respond status="200" to="_event.data.context"> - <header name="Connection" value="close" /> - <header name="Content-Type" valueexpr="_event.data.movie.mimeType" /> - <header name="Content-Disposition" valueexpr="'attachment; filename=' + _event.data.filename" /> - <content expr="_event.data.movie" /> - </respond> - </transition> - - <transition event="send.codecs" target="idle"> - <script>//dump(_event);</script> - <respond status="200" to="_event.data.context"> - <header name="Connection" value="close" /> - <header name="Content-Type" value="application/json" /> - <content expr="_event.data.codecs" /> - </respond> - </transition> - - </state> - </state> - <state id="final" final="true" /> -</scxml> |