def datagramReceived(self, data, handler=None, timedelta=None):
if len(data) < 2:
raise WrongDatagram(data)
if self.last_dgram is not None and timedelta is not None and self.last_dgram == data and timedelta < 0.15:
return
self.last_dgram = data
fcode = ord(data[1])
if fcode & 0x20:
if len(data) != 3:
raise WrongDatagram(data)
ext = ord(data[2])
else:
if len(data) != 2:
raise WrongDatagram(data)
ext = None
dc = ord(data[0])
try:
dev = self.devs[dc]
except KeyError:
simple_event(
Context(),
"fs20",
"unknown",
"device",
to_hc(self.code),
to_dev(dc),
"".join("%02x" % ord(x) for x in data),
)
return
try:
fn = switch_names[fcode & 0x1F]
except KeyError:
simple_event(
Context(),
"fs20",
"unknown",
"function",
to_hc(self.code),
fcode & 0x1F,
"".join("%02x" % ord(x) for x in data),
)
return
if fcode & 0x80:
hdl = dev.getReply
else:
hdl = dev.get
if ext is not None:
hdl(fn, ext, handler=handler)
else:
hdl(fn, handler=handler)
data = chr(dc) + chr(fcode | 0x80) + data[2:]
self.send(data, handler)
def add_switch(self, switch):
dc = to_hc(switch.code)
# if dc % 100 == 44 or dc // 100 == 44:
# raise SyntaxError("Devices cannot have group or master codes")
if switch.code in self.devs:
raise RuntimeError("Device exists (%s in %s)" % (unicode(self.codes[switch.code]), unicode(self)))
self.devs[switch.code] = switch
def __init__(self, code, name):
self.code = code
self.name = SName(name)
self.devs = {}
self.last_dgram = None
if self.code in codes:
raise RuntimeError("Device exists (%s)" % (to_hc(self.code),))
super(SwitchGroup, self).__init__()
codes[self.code] = self
def list(self):
yield ("name", self.name)
yield ("code", to_dev(self.code))
yield ("parent", self.parent.name)
yield ("parentcode", to_hc(self.parent.code))
for d in self.does:
yield ("does", d)
if self.state is not None:
yield ("state", self.state)
if self.handler:
yield ("via", self.handler.name)
def run(self,ctx,**k):
event = self.params(self.ctx)
if self.new_hc is None:
raise SyntaxError(u"‹fs20 switch› without sub-statements does nothing!")
if self.hc is None:
if self.code is None:
raise SyntaxError(u"A new ‹fs20 switch› needs a ‹code› sub-statement!")
self.hc = SwitchGroup(self.code, SName(event))
elif self.code is not None:
self.hc.code = self.code ## update
for s in self.old_sw:
if s.parent != self.hc:
raise RuntimeError("The named device has house code %d, not %d" % (to_hc(s.parent.code),to_hc(self.hc.code)))
s.delete()
for s in self.new_sw:
if s.code in self.hc.devs:
raise RuntimeError(u"The code ‹%d› is already known in ‹%d›" % (to_dev(s.code),to_hc(self.hc.code)))
s.parent = self.hc
s.add()
def dataReceived(self, ctx, data, handler=None, timedelta=None):
if len(data) < 4:
return # obviously way too short
qs = 0
for d in data:
qs += ord(d)
qs -= ord(data[-1]) # the above loop added it, that's nonsense
qs = (ord(data[-1]) - qs) & 0xFF # we want the actual difference
code = ord(data[0])*256+ord(data[1])
try:
g = groups[(code,qs)]
except KeyError:
simple_event(ctx, "fs20","unknown",to_hc(code),qs,"".join("%02x" % ord(x) for x in data))
else:
return g.datagramReceived(data[2:-1], handler, timedelta=timedelta)
def __repr__(self):
try:
return u"‹%s:%s:%s›" % (self.__class__.__name__, to_hc(self.code), self.name)
except Exception:
return "‹" + self.__class__.__name__ + "›"
def list(self):
yield ("name", self.name)
yield ("code", to_hc(self.code))
for d in self.devs.itervalues():
yield ("device", d.name)
def info(self):
return str(to_hc(self.code))
