def set_elapsed(self):
"""Update elapsed time in race ui and announcer."""
self.curelap = None
if self.start is not None and self.finish is not None:
et = self.finish - self.start
self.time_lbl.set_text(et.timestr(2))
self.curelap = et
msg = unt4.unt4(header=unichr(unt4.DC3) + u'N F$',
xx=0,
yy=0,
text=et.timestr(2)[0:12])
self.meet.udptimer.sendto(msg.pack(), (self.meet.udpaddr, 6789))
elif self.start is not None: # Note: uses 'local start' for RT
runtm = (tod.tod('now') - self.lstart).timestr(1)
## UDP hack
msg = unt4.unt4(header=unichr(unt4.DC3) + u'R F$',
xx=0,
yy=0,
text=runtm[0:12])
self.meet.udptimer.sendto(msg.pack(), (self.meet.udpaddr, 6789))
self.time_lbl.set_text(runtm)
elif self.timerstat == 'armstart':
self.time_lbl.set_text(tod.tod(0).timestr(1))
else:
self.time_lbl.set_text('')
def postxt(self, line, oft, msg, chan=None):
"""Position msg at oft on line in DHI database."""
# TODO: Handle negative offsets? From right?
if oft < self.linelen:
msg = msg[0:(self.linelen - oft)]
umsg = unt4.unt4(xx=int(oft), yy=int(line), text=msg)
self.sendmsg(umsg)
def set_time(self, tstr=' '):
"""Set timer string."""
if self.uport is not None and tstr != self.ulast:
msg = unt4.unt4(xx=0, yy=self.urow,
header=unichr(unt4.DC3) + u'R F$',
text=tstr[0:12])
self.uport.sendto(msg.pack(),
(self.uaddr,6789))
self.ulast = tstr
self.ck.set_text(tstr)
def gfx_add_row(self, rvec, chan=None):
"""Update graphic channel title."""
ovec = []
for c in rvec: # replace nulls and empties
nc = u''
if c: # but assume strings?
nc = c
ovec.append(nc)
self.queue.put_nowait(
('MSG', unt4.unt4(header=u'add_row',
text=chr(unt4.US).join(ovec)).pack(), chan))
def run(self):
"""Called via threading.Thread.start()."""
self.running = True
so = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
so.bind(('', RECEIVER_PORT))
so.settimeout(1.0)
lbmsg = None
while self.running:
try:
(buf, ad) = so.recvfrom(1024)
bv = buf.decode(self.encoding, 'ignore') #.split()
msg = unt4.unt4(bv)
if self.pub_cb is not None:
glib.idle_add(self.pub_cb, msg)
except socket.timeout:
pass
except Exception as e:
self.log.error(u'Exception: ' + str(type(e)) + str(e))
self.log.info('Exiting')
def send_cmd(self, hdr=None, txt=None, chan=None):
"""Send the provided new style command."""
self.sendmsg(unt4.unt4(header=hdr, text=txt), chan)
def gfx_set_title(self, title, chan=None):
"""Update graphic channel title."""
self.queue.put_nowait(('MSG', unt4.unt4(header=u'set_title',
text=title).pack(), chan))
def gfx_overlay(self, newov, chan=None):
"""Update graphic channel overlay."""
self.queue.put_nowait(
('MSG', unt4.unt4(header=u'overlay',
text=unicode(newov)).pack(), chan))
def add_rider(self, rvec, header_txt='rider', chan=None):
"""Send a rider vector to the announcer."""
self.sendmsg(
unt4.unt4(header=header_txt, text=chr(unt4.US).join(rvec)), chan)
def set_avg(self, tstr, chan=None):
"""Update the announcer's average speed."""
self.sendmsg(unt4.unt4(header='average', text=tstr), chan)
def set_gap(self, tstr, chan=None):
"""Update the announcer's gap time (if relevant)."""
self.sendmsg(unt4.unt4(header='gap', text=tstr), chan)
def linefill(self, line, char=u'_', chan=None):
"""Use char to fill the specified line."""
#msg = char * self.linelen
msg = char * 100
self.sendmsg(unt4.unt4(xx=0, yy=int(line), text=msg))
def linefill(self, line, char=u'_'):
"""Use char to fill the specified line."""
msg = char * self.linelen
umsg = unt4.unt4(xx=0, yy=int(line), text=msg)
self.sendmsg(umsg)
def postxt(self, line, oft, msg, chan=None):
"""Position msg at oft on line in DHI database."""
if oft >= 0:
self.sendmsg(unt4.unt4(xx=int(oft), yy=int(line), text=msg), chan)
def setline(self, line, msg, chan=None):
"""Set the specified DHI database line to msg."""
msg = msg[0:self.linelen].ljust(self.linelen)
self.sendmsg(unt4.unt4(xx=0, yy=int(line), text=msg), chan)
def clrline(self, line, chan=None):
"""Clear the specified line in DHI database."""
self.sendmsg(unt4.unt4(xx=0, yy=int(line), erl=True), chan)
def intro(self):
m = unt4.unt4()
m.yy = SCB_H - 1
m.text = 'metarace track announce ' + metarace.VERSION
m.xx = SCB_W - len(m.text)
self.msg_cb(m)
def showmotd(self):
"""Draw 'welcome'."""
if self.motd != '':
m = unt4.unt4(yy=0, xx=0, text=self.motd, erl=True)
self.msg_cb(m)
def clrline(self, line, chan=None):
"""Clear the specified line in DHI database."""
umsg = unt4.unt4(xx=0, yy=int(line), text=u' ' * self.linelen)
self.sendmsg(umsg)
def linefill(self, line, char='_', chan=None):
"""Use char to fill the specified line."""
## Why was this set to 100?
#msg = char * 100
msg = char * self.linelen
self.sendmsg(unt4.unt4(xx=0, yy=int(line), text=msg), chan)
def set_title(self, line, chan=None):
"""Update the announcer's title line."""
self.sendmsg(unt4.unt4(header='title', text=line), chan)
def msg_cb(self, c, e):
"""Handle privmsg."""
source = self.il.nm_to_n(e.source()).lower()
dest = e.target().lower()
body = ''.join(e.arguments()) # RCV bytes!
# determine receive stream and append to appropriate buffer
if self.pub_cb is not None:
# add buffer if required
if source not in self.rdbuf:
self.rdbuf[source] = {}
sbuf = self.rdbuf[source]
if dest not in sbuf:
sbuf[dest] = ''
sbuf[dest] += body # append payload to relevant buffer
while len(sbuf[dest]) > 0:
# attempt to process current buffer content
if sbuf[dest][0] == 'J':
# process the buffer as a JSON report
joft = sbuf[dest].find('{')
blen = len(sbuf[dest])
if joft > 6: # implies blen > 0
# enough length for sig and buflen, start decode
mvec = sbuf[dest].split(None, 3)
if len(mvec) == 4:
dlen = strops.confopt_posint(mvec[2])
if len(mvec[3]) >= dlen:
data = mvec[3][0:dlen]
dsig = self.message_sig(data)
if dsig == mvec[1]:
try:
o = json.loads(data)
glib.idle_add(self.pub_cb, o, source,
dest)
except Exception as e:
self.log.error(u'Error reading ob: ' +
repr(e))
else:
self.log.info(u'Invalid signature: ' +
repr(sbuf[dest]))
nstart = joft + dlen
sbuf[dest] = sbuf[dest][nstart:]
else:
# awaiting more data
break
else:
self.log.info(
u'Skipping malformed report packet: ' +
repr(sbuf[dest]))
sbuf[dest] = sbuf[dest][1:] # chop off marker
# terminal
else:
if len(sbuf[dest]) > 40:
self.log.info(
u'Skipping malformed report packet: ' +
repr(sbuf[dest]))
sbuf[dest] = sbuf[dest][1:] # chop off marker
elif sbuf[dest][0] == '<':
data = unt4.decode(sbuf[dest])
# attempt to decode as UNT4 encoded list
oidx = data.find(chr(unt4.SOH))
eidx = data.find(chr(unt4.EOT))
# process one chunk and then unravel
if oidx >= 0 and eidx >= 0 and eidx > oidx:
msgtxt = data[oidx:eidx + 1]
glib.idle_add(
self.pub_cb,
unt4.unt4(
unt4str=msgtxt.decode('utf-8', 'replace')),
source, dest)
datlen = len(unt4.encode(data[0:eidx + 1]))
sbuf[dest] = sbuf[dest][datlen:]
elif eidx >= 0: # discard partial msg (not yet complete)
datlen = len(unt4.encode(data[0:eidx + 1]))
sbuf[dest] = sbuf[dest][datlen:]
else:
# awaiting more data
break
else:
# assume buffer contains a complete utf8 command list
glib.idle_add(self.pub_cb,
sbuf[dest].decode('utf-8', 'ignore').split(),
source, dest)
sbuf[dest] = '' # truncate buffer
def set_time(self, tstr, chan=None):
"""Update the announcer's time."""
self.sendmsg(unt4.unt4(header='time', text=tstr), chan)
def set_start(self, stod, chan=None):
"""Update the announcer's relative start time."""
self.sendmsg(unt4.unt4(header='start', text=stod.rawtime()), chan)
def setline(self, line, msg, chan=None):
"""Set the specified DHI database line to msg."""
# set line should also clear, used to have ERL, but not now?
msg = strops.truncpad(msg, self.linelen, 'l', False)
#msg = msg[0:self.linelen].ljust(self.linelen)
self.sendmsg(unt4.unt4(xx=0, yy=int(line), text=msg))
