def handleNewChild(self):
if self.dataReady("next"):
arg = self.recv("next")
# purge old child and any control messages that may have come from the old child
while self.dataReady("_control"):
self.recv("_control")
self.unplugChildren()
# create new child
newChild = self.factory(arg)
self.addChildren(newChild)
# set flag for handleFinishedChild's sake
self.childDone = False
# wire it in
self.link((self, "inbox"), (newChild, "inbox"), passthrough=1)
self.link((self, "_signal"), (newChild, "control"))
self.link((newChild, "outbox"), (self, "outbox"), passthrough=2)
self.link((newChild, "signal"), (self, "_control"))
# return it to be yielded
return newComponent(*(self.children))
return 1
def handleNewChild(self):
if self.dataReady("next"):
arg = self.recv("next")
# purge old child and any control messages that may have come from the old child
while self.dataReady("_control"):
self.recv("_control")
self.unplugChildren()
# create new child
newChild = self.factory(arg)
self.addChildren( newChild )
# set flag for handleFinishedChild's sake
self.childDone = False
# wire it in
self.link( (self, "inbox"), (newChild, "inbox"), passthrough=1 )
self.link( (self, "_signal"), (newChild, "control") )
self.link( (newChild, "outbox"), (self, "outbox"), passthrough=2 )
self.link( (newChild, "signal"), (self, "_control") )
# return it to be yielded
return newComponent(*(self.children))
return 1
def runClient(self, sock=None):
# The various numbers yielded here indicate progress through the function, and
# nothing else specific.
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
yield 0.3
# Print( "GOT SOCK" )
self.sock = sock # We need this for shutdown later
try:
sock.setblocking(0)
yield 0.6
# Print( "GOT A NON BLOCK" )
try:
tryUntil = time.time() + self.connect_timeout
# Print( "GOT A ODD SOCK" )
while not self.safeConnect(sock, (self.host, self.port)):
if self.shutdown():
return
if time.time() >= tryUntil:
self.howDied = "timeout"
raise Finality
yield 1
# Print( "CONNECTED" )
yield newComponent(*self.setupCSA(sock))
while self.waitCSAClose():
self.pause()
yield 2
raise Finality
except Exception:
x = sys.exc_info()[1]
# Print( "SHUTTING SOCK",x )
result = sock.shutdown(2)
yield 3
raise x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
# The logical place to send the error is to the signal outbox
except Exception:
x = sys.exc_info()[1]
# Print( "CLOSING SOCK",x )
sock.close()
yield 4, x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
raise x
except Finality:
# Print( "LOOKING GOOD SOCK" )
yield 5
except socket.error:
e = sys.exc_info()[1]
# We now do the flipside of setupCSA, whether we had an error or not
# A safe error relates to a disconnected server, and unsafe error is generally
# bad. However either way, it's gone, let's let the person using this
# component know, shutdown everything, and get outta here.
#
# FIXME: Set self.howDied here as well
#
# Print( "SMELLY SOCK", e )
pass
self.send(producerFinished(self, self.howDied), "signal")
def runClient(self, sock=None):
# The various numbers yielded here indicate progress through the function, and
# nothing else specific.
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
yield 0.3
# Print( "GOT SOCK" )
self.sock = sock # We need this for shutdown later
try:
sock.setblocking(0)
yield 0.6
# Print( "GOT A NON BLOCK" )
try:
tryUntil = time.time() + self.connect_timeout
# Print( "GOT A ODD SOCK" )
while not self.safeConnect(sock, (self.host, self.port)):
if self.shutdown():
return
if time.time() >= tryUntil:
self.howDied = "timeout"
raise Finality
yield 1
# Print( "CONNECTED" )
yield newComponent(*self.setupCSA(sock))
while self.waitCSAClose():
self.pause()
yield 2
raise Finality
except Exception:
x = sys.exc_info()[1]
# Print( "SHUTTING SOCK",x )
result = sock.shutdown(2)
yield 3
raise x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
# The logical place to send the error is to the signal outbox
except Exception:
x = sys.exc_info()[1]
# Print( "CLOSING SOCK",x )
sock.close()
yield 4, x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
raise x
except Finality:
# Print( "LOOKING GOOD SOCK" )
yield 5
except socket.error:
e = sys.exc_info()[1]
# We now do the flipside of setupCSA, whether we had an error or not
# A safe error relates to a disconnected server, and unsafe error is generally
# bad. However either way, it's gone, let's let the person using this
# component know, shutdown everything, and get outta here.
#
# FIXME: Set self.howDied here as well
#
# Print( "SMELLY SOCK", e )
pass
self.send(producerFinished(self, self.howDied), "signal")
def initialiseComponent(self):
"""\
Initialises component. Sets up a ReadFileAdapter to read the result of
running 'fortune'.
"""
myDataSource = ReadFileAdaptor(command="fortune -a",readmode="bitrate", bitrate=320, chunkrate=40)
assert self.debugger.note("FortuneCookieProtocol.main", 1, self.name, "File Opened...")
self.link(source=(myDataSource,"outbox"), sink=(self,"outbox"), passthrough=2)
self.link((myDataSource,"signal"), sink=(self,"control"))
assert self.debugger.note("FortuneCookieProtocol.main", 1, self.name, "Linked in")
self.addChildren(myDataSource)
assert self.debugger.note("FortuneCookieProtocol.main", 1, self.name, "Added Child", myDataSource)
return newComponent( myDataSource )
def initialiseComponent(self):
"""\
Initialises component. Sets up a ReadFileAdapter to read in the contents
of an audio file at 95.2kbit/s and wires it to fire the contents out
"""
myDataSource = ReadFileAdaptor(command="./afortune.pl",
readmode="bitrate",
bitrate=95200, chunkrate=25)
assert self.debugger.note("AudioCookieProtocol.initialiseComponent", 1, "Initialising AudioCookieProtocol protocol handler ", self.name)
self.link( source=(myDataSource,"outbox"),
sink=(self,"outbox"),
passthrough=2)
self.addChildren(myDataSource)
return newComponent( myDataSource )
def initialiseComponent(self):
"""Finds the splitter and connects to it and passes the data through the
SubtitleFilterComponent to produce the right output which is passed out
of the outbox to be sent to the client.
Note: The Filtering should be moved to the input so that it only has to
be done once."""
cat = coordinatingassistanttracker.getcat()
# Find the splitter.
self.splitter,self.splitterbox = cat.retrieveService("thesource")
self.link((self, "splittercontrol"),(self.splitter,self.splitterbox))
# Why is the filter here? It should be in the receiver so that it only
# gets done only once instead of once/client. DOHHH!
self.filter = SubtitleFilterComponent()
self.link((self.filter, "outbox"), (self, "outbox"),passthrough = 2)
self.send(Kamaelia.Util.Splitter.addsink(self.filter, "inbox"),"splittercontrol")
return newComponent(self.filter)
def runClient(self, sock=None):
# The various numbers yielded here indicate progress through the function, and
# nothing else specific.
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM,
socket.IPPROTO_UDP)
yield 0.3
self.sock = sock # We need this for shutdown later
try:
sock.setblocking(0)
yield 0.6
try:
while not self.safeConnect(sock):
if self.shutdown():
return
yield 1
sock.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL,
255)
status = sock.setsockopt(
socket.IPPROTO_IP, socket.IP_ADD_MEMBERSHIP,
socket.inet_aton(self.remote[0]) +
socket.inet_aton("0.0.0.0"))
yield newComponent(*self.setupCSA(sock))
while self.waitCSAClose():
self.pause()
yield 2
raise Finality
except Exception, x:
result = sock.shutdown(2)
yield 3
raise x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
# The logical place to send the error is to the signal outbox
except Exception, x:
sock.close()
yield 4, x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
raise x
except Finality:
yield 5
except socket.error, e:
# We now do the flipside of setupCSA, whether we had an error or not
# A safe error relates to a disconnected server, and unsafe error is generally
# bad. However either way, it's gone, let's let the person using this
# component know, shutdown everything, and get outta here.
#
pass
self.send(shutdownMicroprocess(self), "signal")
def main(self):
"""Main loop."""
self.link((self, "control"), (self.splitter, "control"), passthrough=1)
self.link((self.splitter, "signal"), (self, "signal"), passthrough=2)
yield newComponent(self.splitter)
self.addChildren(self.splitter)
self.splitter = None
# FIXME: If we had a way of simply getting this to "exec" a new component in our place,
# FIXME: then this while loop here would be irrelevent, which would be cool.
while not self.childrenDone():
self.pause()
yield 1
cat = CAT.getcat()
cat.deRegisterService("Backplane_I_" + self.name)
cat.deRegisterService("Backplane_O_" + self.name)
def main(self):
"""Main loop."""
self.link((self,"control"),(self.splitter,"control"), passthrough=1)
self.link((self.splitter,"signal"),(self,"signal"), passthrough=2)
yield newComponent(self.splitter)
self.addChildren(self.splitter)
self.splitter = None
# FIXME: If we had a way of simply getting this to "exec" a new component in our place,
# FIXME: then this while loop here would be irrelevent, which would be cool.
while not self.childrenDone():
self.pause()
yield 1
cat = CAT.getcat()
cat.deRegisterService("Backplane_I_"+self.name)
cat.deRegisterService("Backplane_O_"+self.name)
def enter(self, actorName):
self.send("ENTER: "+actorName+"\n", "outbox")
if actorName not in self.actors:
actor = self.makeActor(actorName)
outboxes = dict()
linkages = dict()
for (o,i) in [("outbox","inbox"),("signal","control"),("topic","topic")]:
outboxes[o] = self.addOutbox(o)
linkages[o] = self.link( (self, outboxes[o]), (actor,i) )
self.actors[actorName] = (actor, outboxes, linkages)
self.addChildren(actor)
return newComponent(actor)
else:
return 1
def initialiseComponent(self):
"""\
Initialises component. Sets up a ReadFileAdapter to read in the contents
of an audio file at 95.2kbit/s and wires it to fire the contents out
"""
myDataSource = ReadFileAdaptor(command="./afortune.pl",
readmode="bitrate",
bitrate=95200,
chunkrate=25)
assert self.debugger.note(
"AudioCookieProtocol.initialiseComponent", 1,
"Initialising AudioCookieProtocol protocol handler ", self.name)
self.link(source=(myDataSource, "outbox"),
sink=(self, "outbox"),
passthrough=2)
self.addChildren(myDataSource)
return newComponent(myDataSource)
def enter(self, actorName):
self.send("ENTER: " + actorName + "\n", "outbox")
if actorName not in self.actors:
actor = self.makeActor(actorName)
outboxes = dict()
linkages = dict()
for (o, i) in [("outbox", "inbox"), ("signal", "control"),
("topic", "topic")]:
outboxes[o] = self.addOutbox(o)
linkages[o] = self.link((self, outboxes[o]), (actor, i))
self.actors[actorName] = (actor, outboxes, linkages)
self.addChildren(actor)
return newComponent(actor)
else:
return 1
def main(self):
"""Main loop."""
cat = CAT.getcat()
splitter, configbox = cat.retrieveService("Backplane_O_" + self.source)
p = PassThrough()
plug = Plug(splitter, p)
self.link((self, "control"), (plug, "control"), passthrough=1)
self.link((plug, "outbox"), (self, "outbox"), passthrough=2)
self.link((plug, "signal"), (self, "signal"), passthrough=2)
self.addChildren(plug)
yield newComponent(plug)
# wait until all child component has terminated
# FIXME: If we had a way of simply getting this to "exec" a new component in our place,
# FIXME: then this while loop here would be irrelevent, which would be cool.
# FIXME: especially if we could exec in such a way that passthrough linkages
# FIXME: still operated as you'd expect.
while not self.childrenDone():
self.pause()
yield 1
def main(self):
"""Main loop."""
cat = CAT.getcat()
splitter,configbox = cat.retrieveService("Backplane_O_"+self.source)
p = PassThrough()
plug = Plug(splitter, p)
self.link( (self, "control"), (plug, "control"), passthrough=1)
self.link( (plug,"outbox"), (self,"outbox"), passthrough=2)
self.link( (plug,"signal"), (self,"signal"), passthrough=2)
self.addChildren(plug)
yield newComponent(plug)
# wait until all child component has terminated
# FIXME: If we had a way of simply getting this to "exec" a new component in our place,
# FIXME: then this while loop here would be irrelevent, which would be cool.
# FIXME: especially if we could exec in such a way that passthrough linkages
# FIXME: still operated as you'd expect.
while not self.childrenDone():
self.pause()
yield 1
def runClient(self,sock=None):
# The various numbers yielded here indicate progress through the function, and
# nothing else specific.
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
yield 0.3
self.sock = sock # We need this for shutdown later
try:
sock.setblocking(0); yield 0.6
try:
while not self.safeConnect(sock):
if self.shutdown():
return
yield 1
sock.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, 255)
status = sock.setsockopt(socket.IPPROTO_IP,
socket.IP_ADD_MEMBERSHIP,
socket.inet_aton(self.remote[0]) + socket.inet_aton("0.0.0.0"))
yield newComponent(*self.setupCSA(sock))
while self.waitCSAClose():
self.pause()
yield 2
raise Finality
except Exception, x:
result = sock.shutdown(2) ; yield 3
raise x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
# The logical place to send the error is to the signal outbox
except Exception, x:
sock.close() ; yield 4,x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
raise x
except Finality:
yield 5
except socket.error, e:
# We now do the flipside of setupCSA, whether we had an error or not
# A safe error relates to a disconnected server, and unsafe error is generally
# bad. However either way, it's gone, let's let the person using this
# component know, shutdown everything, and get outta here.
#
pass
self.send(shutdownMicroprocess(self), "signal")
def initialiseComponent(self):
"""\
Initialises component. Sets up a ReadFileAdapter to read the result of
running 'fortune'.
"""
myDataSource = ReadFileAdaptor(command="fortune -a",
readmode="bitrate",
bitrate=320,
chunkrate=40)
assert self.debugger.note("FortuneCookieProtocol.main", 1, self.name,
"File Opened...")
self.link(source=(myDataSource, "outbox"),
sink=(self, "outbox"),
passthrough=2)
self.link((myDataSource, "signal"), sink=(self, "control"))
assert self.debugger.note("FortuneCookieProtocol.main", 1, self.name,
"Linked in")
self.addChildren(myDataSource)
assert self.debugger.note("FortuneCookieProtocol.main", 1, self.name,
"Added Child", myDataSource)
return newComponent(myDataSource)
def runClient(self,sock=None):
# The various numbers yielded here indicate progress through the function, and
# nothing else specific.
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM); yield 0.3
self.sock = sock # We need this for shutdown later
try:
sock.setblocking(0); yield 0.6
try:
while not self.safeConnect(sock,(self.host, self.port)):
if self.shutdown():
return
yield 1
yield newComponent(*self.setupCSA(sock))
while self.waitCSAClose():
self.pause()
yield 2
raise Finality
except Exception, x:
result = sock.shutdown(2) ; yield 3
raise x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
# The logical place to send the error is to the signal outbox
except Exception, x:
sock.close() ; yield 4,x # XXXX If X is not finality, an error message needs to get sent _somewhere_ else
raise x
except Finality:
yield 5
except socket.error, e:
# We now do the flipside of setupCSA, whether we had an error or not
# A safe error relates to a disconnected server, and unsafe error is generally
# bad. However either way, it's gone, let's let the person using this
# component know, shutdown everything, and get outta here.
#
# FIXME: Set self.howDied here as well
#
pass
def mainBody(self):
if self.demo_mode == True:
if self.displaySet == False:
try: self.start_button = pygame.image.load("UI_Pics/Start button.jpg")
except: raise "ErrorLoadingImage", "couldn't load start button"
self.start_buttonRect = self.start_button.get_rect()
self.start_buttonRect = self.start_buttonRect.move(100, 100)
try: self.reset_button = pygame.image.load("UI_Pics/Reset button.jpg")
except: raise "ErrorLoadingImage", "couldn't load start button"
self.reset_buttonRect = self.reset_button.get_rect()
self.reset_buttonRect = self.reset_buttonRect.move(100, 100)
self.screen.fill(self.black)
self.screen.blit(self.start_button, self.start_buttonRect)
# self.screen.blit(reset_button, self.reset_buttonRect)
pygame.display.flip()
self.displaySet = True
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
raise "QUIT"
return 0
if event.type == pygame.MOUSEBUTTONDOWN:
pos = pygame.mouse.get_pos()
mouseRect = [[pos[0],pos[1]],[5,5]]
mouseRect = pygame.Rect(mouseRect)
if pygame.mouse.get_pressed() == (1,0,0):
clickedStart = mouseRect.colliderect(self.start_buttonRect)
clickedReset = mouseRect.colliderect(self.reset_buttonRect)
if clickedStart == True:
clickedStart = False
# try: self.reset_button = pygame.image.load("UI_Pics/Reset button.jpg")
# except: raise "ErrorLoadingImage", "couldn't load start button"
#
# self.reset_buttonRect = self.reset_button.get_rect()
# self.reset_buttonRect = self.reset_buttonRect.move(350, 350)
self.screen.fill(self.black)
# self.screen.blit(self.start_button, self.start_buttonRect)
self.screen.blit(self.reset_button, self.reset_buttonRect)
pygame.display.flip()
myServer = SimpleServer(self.protocol, self.port)
self.addChildren(myServer)
return newComponent(myServer)
elif clickedReset == True:
clickedReset = False
sys.exit()
elif self.demo_mode == False:
myServer = SimpleServer(self.protocol, self.port)
self.addChildren(myServer)
return newComponent(myServer)
return 1
def mainBody(self):
# print "ServerProtocolHandler: Checking mail..."
if self.dataReady("control"):
print "ServerProtocolHandler: Message received (control)"
self.controlMessage = self.recv("control")
if isinstance(self.controlMessage, socketShutdown):
print "ServerProtocolHandler: Message from control is", socketShutdown
return 0
if self.dataReady("inbox"):
print "ServerProtocolHandler: Message received (inbox)"
self.requestMessage = self.recv("inbox")
print "ServerProtocolHandler: Message contained this...", self.requestMessage
self.file_type, self.number_of_files_to_find, self.clientConnect = self.checkMessage(self.requestMessage, self.number_of_files_to_find)
if self.file_type == None:
print "ServerProtocolHandler: Invalid request made"
self.send("Invalid request", "outbox")
return 0
print "ServerProtocolHandler: going to look in this directory", self.directory
if self.file_type == ".mpg":
FileChooser = random_file_selector(self.directory, self.file_type, self.number_of_files_to_find)
ImageGrabber = grab_image_from_video(self.tempFileDirectory, self.delay, self.number_of_snapshots_to_get)
MyFileReader = char_count_and_read(self.clientConnect)
self.link(source=(FileChooser, "outbox"), sink=(ImageGrabber, "inbox"), passthrough=0)
self.link(source=(ImageGrabber, "outbox"), sink=(MyFileReader, "inbox"), passthrough=0)
self.link(source=(ImageGrabber, "signal"), sink=(MyFileReader, "control"), passthrough=0)
self.link(source=(ImageGrabber, "tempFilesList"), sink=(self, "_tempFilesList"), passthrough=0)
self.link(source=(MyFileReader, "outbox"), sink=(self, "outbox"), passthrough=2)
self.link(source=(MyFileReader, "signal"), sink=(self, "_readFinished"), passthrough=0)
self.addChildren(FileChooser, ImageGrabber, MyFileReader)
return newComponent( FileChooser, ImageGrabber, MyFileReader )
else:
FileChooser = random_file_selector(self.directory, self.file_type, self.number_of_files_to_find)
MyFileReader = char_count_and_read(self.clientConnect, self.delay)
self.link(source=(FileChooser, "outbox"), sink=(MyFileReader, "inbox"), passthrough=0)
self.link(source=(FileChooser, "signal"), sink=(MyFileReader, "control"), passthrough=0)
self.link(source=(MyFileReader, "outbox"), sink=(self, "outbox"), passthrough=2)
self.link(source=(MyFileReader, "signal"), sink=(self, "_readFinished"), passthrough=0)
self.addChildren(FileChooser, MyFileReader)
return newComponent( FileChooser, MyFileReader )
if self.dataReady("_readFinished"):
print "ServerProtocolHandler: Message received (_readFinished)"
self.readFinished = self.recv("_readFinished")
for child in self.childComponents():
self.postoffice.deregister(component=child)
if isinstance(self.readFinished, producerFinished):
self.send(producerFinished("Done"), "signal")
return 0
return 1
def mainBody(self):
if self.demo_mode == True:
if self.displaySet == False:
try:
self.start_button = pygame.image.load(
"UI_Pics/Start button.jpg")
except:
raise "ErrorLoadingImage", "couldn't load start button"
self.start_buttonRect = self.start_button.get_rect()
self.start_buttonRect = self.start_buttonRect.move(100, 100)
try:
self.reset_button = pygame.image.load(
"UI_Pics/Reset button.jpg")
except:
raise "ErrorLoadingImage", "couldn't load start button"
self.reset_buttonRect = self.reset_button.get_rect()
self.reset_buttonRect = self.reset_buttonRect.move(100, 100)
self.screen.fill(self.black)
self.screen.blit(self.start_button, self.start_buttonRect)
# self.screen.blit(reset_button, self.reset_buttonRect)
pygame.display.flip()
self.displaySet = True
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
raise "QUIT"
return 0
if event.type == pygame.MOUSEBUTTONDOWN:
pos = pygame.mouse.get_pos()
mouseRect = [[pos[0], pos[1]], [5, 5]]
mouseRect = pygame.Rect(mouseRect)
if pygame.mouse.get_pressed() == (1, 0, 0):
clickedStart = mouseRect.colliderect(
self.start_buttonRect)
clickedReset = mouseRect.colliderect(
self.reset_buttonRect)
if clickedStart == True:
clickedStart = False
# try: self.reset_button = pygame.image.load("UI_Pics/Reset button.jpg")
# except: raise "ErrorLoadingImage", "couldn't load start button"
#
# self.reset_buttonRect = self.reset_button.get_rect()
# self.reset_buttonRect = self.reset_buttonRect.move(350, 350)
self.screen.fill(self.black)
# self.screen.blit(self.start_button, self.start_buttonRect)
self.screen.blit(self.reset_button,
self.reset_buttonRect)
pygame.display.flip()
myServer = SimpleServer(self.protocol, self.port)
self.addChildren(myServer)
return newComponent(myServer)
elif clickedReset == True:
clickedReset = False
sys.exit()
elif self.demo_mode == False:
myServer = SimpleServer(self.protocol, self.port)
self.addChildren(myServer)
return newComponent(myServer)
return 1
def mainBody(self):
# print "ServerProtocolHandler: Checking mail..."
if self.dataReady("control"):
print "ServerProtocolHandler: Message received (control)"
self.controlMessage = self.recv("control")
if isinstance(self.controlMessage, socketShutdown):
print "ServerProtocolHandler: Message from control is", socketShutdown
return 0
if self.dataReady("inbox"):
print "ServerProtocolHandler: Message received (inbox)"
self.requestMessage = self.recv("inbox")
print "ServerProtocolHandler: Message contained this...", self.requestMessage
self.file_type, self.number_of_files_to_find, self.clientConnect = self.checkMessage(
self.requestMessage, self.number_of_files_to_find)
if self.file_type == None:
print "ServerProtocolHandler: Invalid request made"
self.send("Invalid request", "outbox")
return 0
print "ServerProtocolHandler: going to look in this directory", self.directory
if self.file_type == ".mpg":
FileChooser = random_file_selector(
self.directory, self.file_type,
self.number_of_files_to_find)
ImageGrabber = grab_image_from_video(
self.tempFileDirectory, self.delay,
self.number_of_snapshots_to_get)
MyFileReader = char_count_and_read(self.clientConnect)
self.link(source=(FileChooser, "outbox"),
sink=(ImageGrabber, "inbox"),
passthrough=0)
self.link(source=(ImageGrabber, "outbox"),
sink=(MyFileReader, "inbox"),
passthrough=0)
self.link(source=(ImageGrabber, "signal"),
sink=(MyFileReader, "control"),
passthrough=0)
self.link(source=(ImageGrabber, "tempFilesList"),
sink=(self, "_tempFilesList"),
passthrough=0)
self.link(source=(MyFileReader, "outbox"),
sink=(self, "outbox"),
passthrough=2)
self.link(source=(MyFileReader, "signal"),
sink=(self, "_readFinished"),
passthrough=0)
self.addChildren(FileChooser, ImageGrabber, MyFileReader)
return newComponent(FileChooser, ImageGrabber, MyFileReader)
else:
FileChooser = random_file_selector(
self.directory, self.file_type,
self.number_of_files_to_find)
MyFileReader = char_count_and_read(self.clientConnect,
self.delay)
self.link(source=(FileChooser, "outbox"),
sink=(MyFileReader, "inbox"),
passthrough=0)
self.link(source=(FileChooser, "signal"),
sink=(MyFileReader, "control"),
passthrough=0)
self.link(source=(MyFileReader, "outbox"),
sink=(self, "outbox"),
passthrough=2)
self.link(source=(MyFileReader, "signal"),
sink=(self, "_readFinished"),
passthrough=0)
self.addChildren(FileChooser, MyFileReader)
return newComponent(FileChooser, MyFileReader)
if self.dataReady("_readFinished"):
print "ServerProtocolHandler: Message received (_readFinished)"
self.readFinished = self.recv("_readFinished")
for child in self.childComponents():
self.postoffice.deregister(component=child)
if isinstance(self.readFinished, producerFinished):
self.send(producerFinished("Done"), "signal")
return 0
return 1