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author | Stefan Radomski <radomski@tk.informatik.tu-darmstadt.de> | 2013-02-25 12:28:05 (GMT) |
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committer | Stefan Radomski <radomski@tk.informatik.tu-darmstadt.de> | 2013-02-25 12:28:05 (GMT) |
commit | 49c3c43d18c9cce6de305aae77cc8bd839506129 (patch) | |
tree | cfc4ea84416c76e8bbe3e27d2918321115b61e24 /apps | |
parent | 47956a35d11495f2ebf6988c7f9d9dffe0bd3a4b (diff) | |
download | uscxml-49c3c43d18c9cce6de305aae77cc8bd839506129.zip uscxml-49c3c43d18c9cce6de305aae77cc8bd839506129.tar.gz uscxml-49c3c43d18c9cce6de305aae77cc8bd839506129.tar.bz2 |
Introduced postpone element and reorganized http request representation as events
Diffstat (limited to 'apps')
-rw-r--r-- | apps/samples/vrml-server.scxml | 103 |
1 files changed, 63 insertions, 40 deletions
diff --git a/apps/samples/vrml-server.scxml b/apps/samples/vrml-server.scxml index e88be4c..f48008c 100644 --- a/apps/samples/vrml-server.scxml +++ b/apps/samples/vrml-server.scxml @@ -1,66 +1,89 @@ <scxml datamodel="ecmascript" name="vrml"> <script src="http://uscxml.tk.informatik.tu-darmstadt.de/scripts/dump.js" /> - <datamodel> - <data id="files"> - { - "foo" : "bar" - } - </data> - </datamodel> - <parallel id="main"> + <script> + var files = {}; + </script> + <state id="main"> <!-- Stop processing if no vrml-path was given on command line --> <transition target="final" cond="_x['args']['vrml-path'] == undefined || _x['args']['vrml-path'].length == 0"> <log expr="'No --vrml-path given'" /> </transition> - - <state id="processHttp"> - <state id="wait"> - <transition event="http" target="wait"> - <script> - dump(_event); - </script> - <response status="200" requestexpr="_event.origin"> - <content expr="files" /> - </response> - </transition> - </state> - </state> - + <!-- Stop processing if an error occurred --> <transition target="final" event="error"> <log expr="'An error occured:'" /> <script>dump(_event);</script> </transition> - - <!-- Start the osgconvert invoker to transform 3D files --> - <invoke type="osgconvert" id="osgvonvert.osgb"> - <param name="format" expr="'osgb'" /> - <param name="destDir" expr="_x['args']['vrml-path'] + '/processed'" /> - </invoke> - + <!-- Start the directory monitor --> <invoke type="dirmon" id="dirmon.vrml"> <param name="dir" expr="_x['args']['vrml-path']" /> <param name="recurse" expr="true" /> <param name="suffix" expr="'.wrl'" /> <param name="reportExisting" expr="true" /> - <!-- Send every file to the converter --> + <!-- Remember every file --> <finalize> - <send target="#_osgvonvert.osgb" event="convert"> - <param name="file" expr="_event.data.file" /> - <param name="name" expr="_event.data.file.name" /> - </send> + <script> + dump(_event); + // use filename without directory as the key + var key = _event.data.file.name.substr(_event.data.file.dir.length + 1); + files[key] = _event.data; + </script> </finalize> </invoke> + <!-- Start the osgconvert invoker to transform 3D files --> + <invoke type="osgconvert" id="osgvonvert.osgb"> + <param name="threads" expr="2" /> + </invoke> + <!-- Idle here --> <state id="idle"> - <onentry> - <script> - dump(_x['args']); - </script> - </onentry> + <!-- request for a specific format --> + <transition event="http" target="idle" cond=" + _event.data.pathComponent.length == 3 && + _event.data.pathComponent[0] == 'vrml' && + _event.data.pathComponent[1] in files"> + <script>dump(_event);</script> + <if cond="_event.data.pathComponent[2] in files[_event.data.pathComponent[1]]"> + <response status="200" requestexpr="_event.origin"> + <content expr="files[_event.data.pathComponent[1]][_event.data.pathComponent[2]]" /> + </response> + <else> + <send target="#_osgvonvert.osgb"> + <param name="source" expr="files[_event.data.pathComponent[1]].path" /> + <param name="dest" expr="files[_event.data.pathComponent[1]].path + '.png'" /> + <param name="format" expr="'png'" /> + </send> + <postpone until="_event.data.pathComponent[2] in files[_event.data.pathComponent[1]]" /> + </else> + </if> + </transition> + + + <!-- request for info on a special file --> + <transition event="http" target="idle" cond=" + _event.data.pathComponent.length == 2 && + _event.data.pathComponent[0] == 'vrml' && + _event.data.pathComponent[1] in files"> + <script>dump(_event);</script> + <response status="200" requestexpr="_event.origin"> + <content expr="files[_event.data.pathComponent[1]]" /> + </response> + </transition> + + <!-- request for topmost list of all files --> + <transition event="http" target="idle" cond=" + _event.data.pathComponent.length == 1 && + _event.data.pathComponent[0] == 'vrml' + "> + <script>dump(_event);</script> + <response status="200" requestexpr="_event.origin"> + <content expr="files" /> + </response> + </transition> + </state> - </parallel> + </state> <state id="final" final="true" /> </scxml>
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