def __init__(self, Class, globalmedia, idfunc=None):
"""The collection will contain things
belonging to the passed in class.
@param Class: the Thing subclass that this is a collection of.
@param idfunc: a function generating unique IDs. If None, a
new generator will be formed.
"""
self.things = {}
self.media = {}
self.Class = Class
self.globalmedia = globalmedia
self.typename = Class.typename
self._next_thing_id = idfunc or id_generator(start=config.THING_MIN_ID,
prefix='').next
def __init__(self, Class, globalmedia, idfunc=None):
"""The collection will contain things
belonging to the passed in class.
@param Class: the Thing subclass that this is a collection of.
@param idfunc: a function generating unique IDs. If None, a
new generator will be formed.
"""
self.things = {}
self.media = {}
self.Class = Class
self.globalmedia = globalmedia
self.typename = Class.typename
self._next_thing_id = idfunc or id_generator(start=config.THING_MIN_ID,
prefix='').next
to remove media from the stage.
Karena, Corey, Heath 24/08/2011 - Added tag variable to Thing class to store tags for a given thing.
Notes:
"""
#siblings
from upstage.util import id_generator
from upstage.misc import UpstageError
from upstage import config
#twisted
from twisted.python import log
## @brief _next_thing_id id_generator for things
_next_thing_id = id_generator(start=config.THING_MIN_ID,
prefix='').next
_nullpos = (None,None,None)
class Thing:
"""Base representation of a thing on stage"""
def __init__(self, media, name="", position=_nullpos, ID=None):
"""
@param media -- id of media file
@param name name of the thing
@param position x, y and z position
"""
if ID is None:
self.ID = _next_thing_id()
else:
from cgi import parse_qs, parse_qsl
#siblings
from upstage import config
from upstage.util import id_generator
from upstage.misc import UpstageError
#twisted
from twisted.python import log
from twisted.internet.protocol import Factory
from twisted.protocols.basic import LineOnlyReceiver
from twisted.internet import reactor
from twisted.web import microdom
## @brief next_socket_id id_generator for sockets
next_socket_id = id_generator(prefix='sock_').next
class _UpstageSocket(LineOnlyReceiver):
"""Communicates with individual clients via a socket.
Inherits from twisited.protocols.basic.LineOnlyReceiver"""
# next 2 are twisted magic.
delimiter = config.NUL
# arbitrary length
MAX_LENGTH = 2048
stage = None
ID = None
avatar = None
client_hash = None # random string used to link the web and socket interfaces.
unlogged_send_modes = ('DRAW_LINE', 'LOAD_CHAT')
from cgi import parse_qs, parse_qsl
#siblings
from upstage import config
from upstage.util import id_generator
from upstage.misc import UpstageError
#twisted
from twisted.python import log
from twisted.internet.protocol import Factory
from twisted.protocols.basic import LineOnlyReceiver
from twisted.internet import reactor
from twisted.web import microdom
## @brief next_socket_id id_generator for sockets
next_socket_id = id_generator(prefix='sock_').next
class _UpstageSocket(LineOnlyReceiver):
"""Communicates with individual clients via a socket.
Inherits from twisited.protocols.basic.LineOnlyReceiver"""
# next 2 are twisted magic.
delimiter=config.NUL
# arbitrary length
MAX_LENGTH = 2048
stage = None
ID = None
avatar = None
client_hash = None # random string used to link the web and socket interfaces.
unlogged_send_modes = ('DRAW_LINE', 'LOAD_CHAT')
unlogged_receive_modes = ('DRAW_LINE', 'DRAW_MOVE')
Modified by: David Daniels 2/10/2013 - Added get_tags() to get all the tags attached to a media type
Modified by: Nitkalya Wiriyanuparb 05/10/2013 - Modified Audio class to support custom start/stop position
Notes:
"""
import time
#siblings
from upstage.util import id_generator
from upstage.misc import UpstageError
from upstage import config
#twisted
from twisted.python import log
## @brief _next_thing_id id_generator for things
_next_thing_id = id_generator(start=config.THING_MIN_ID, prefix='').next
_nullpos = (None, None, None)
class Thing:
"""Base representation of a thing on stage"""
def __init__(self, media, name="", position=_nullpos, ID=None):
"""
@param media -- id of media file
@param name name of the thing
@param position x, y and z position
"""
if ID is None:
self.ID = _next_thing_id()
else:
class SpeechDirectory(Resource):
"""Handle requests for speech to be generated, and web requests for
the generated speech file.
"""
children = {} # filename indexing child rersources.
next_speech_id = id_generator(wrap=config.UTTERANCE_WRAP,
prefix='utter-',
suffix='.mp3').next
def utter(self, msg, av=None, voice=None):
"""Start to make a speech file to be served via web. Call an
external process to turn text into sound. A deferred waits on
that process, and a _SpeechFile instance is made to render
requests for it. The scripts run in the process are made or
discovered by upstage.voices.
"""
if voice is None:
print "av voice is %s " + av.voice
try: # try for avatar's special voice
voice = av.voice or 'default'
except AttributeError:
log.msg('avatar.voice missing for avatar %s' % av.ID)
voice = 'default'
# save voice mp3 in unique file.
speechID = self.next_speech_id()
speechfile = os.path.join(config.SPEECH_DIR, speechID)
print voice
cmd = VOICES.get(voice, VOICES['default'])
log.msg('calling approximately echo "%s" | %s %s"' %
(msg, cmd, speechfile))
d, process = _subprocess_with_timeout(cmd, (speechfile, ))
process.write(msg)
process.closeStdin()
#process.closeStdout()
d.addCallback(_debug_if_true)
d.addErrback(log.msg)
# web requests for the file can then wait on the deferred.
self.children[speechID] = _SpeechFile(speechID, d)
log.msg('speech.py-utter: speechID=%s' % (speechID))
reactor.callLater(config.MEDIA_DESTRUCT_TIME, self.infanticide,
speechID)
return config.SPEECH_URL + speechID
def infanticide(self, speechID):
"""A child is too old to be any use -- if the clients haven't
got it yet they are too far behind for it to make sense"""
c = self.children.pop(speechID, None)
if c is not None:
c.expire()
def getChild(self, path, request):
"""See twisted.web.Resource.getChild.
The point of this is to temporarily ignore the non-existance of
media files, because they are likely to be in production.
404s are generated eventually. Uses a dictionary to remember recent requests
"""
log.msg('asking for speech file %s' % path)
try:
#the_path = self.children[path]
log.msg('self.children[path] = %s' % (self.children[path]))
return self.children[path]
except KeyError:
return error.NoResource('not there')
def render(self, resource):
"""A list of available speeches -- always falling out of date"""
out = ["<html><body><h1>Speech</h1><ul>"]
for p in self.children:
out.append('<li><a href="%s%s">%s</a></li>' %
(config.SPEECH_URL, p, p))
out.append('</ul></body></html>')
return '\n'.join(out)
