Rivendellaudio/apis/pypad/scripts/pypad_nautel.py
Fred Gleason 1cc4b5b6dd 2021-09-10 Fred Gleason <fredg@paravelsystems.com>
* Fixed bugs in the 'pypad_nautel.py' plug-in that broke TCP
	transmission.
	* Added error logging to the 'pypad_nautel.py' plug-in.
	* Changed the default 'TcpPort=' directive in 'pypad_nautel.exemplar'
	to 7005.
	* Removed support for the (broken) 'Delay=' directive from
	'pypad_nautel.py'.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
2021-09-10 16:34:37 -04:00

177 lines
6.9 KiB
Python
Executable File

#!/usr/bin/python3
# pypad_nautel.py
#
# Send Now & Next updates to an Nautel FM Transmitter as TCP for RDS
#
# (C) Copyright 2018-2021 Fred Gleason <fredg@paravelsystems.com>
# 2020 Eric Adler <eric@whrwfm.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
import sys
import socket
import syslog
import configparser
import pypad
import time
def eprint(*args,**kwargs):
print(*args,file=sys.stderr,**kwargs)
def sendvar(update,var,err_sent):
if(len(var)!=0):
send_sock=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
ipaddr=update.config().get('Rds1','IpAddress')
port=int(update.config().get('Rds1','TcpPort'))
try:
send_sock.connect((ipaddr,port))
send_sock.sendall(var.encode('utf-8'))
send_sock.close()
return False
except ConnectionRefusedError:
if(not err_sent):
update.syslog(syslog.LOG_WARNING,'RDS update to '+ipaddr+':'+str(port)+' failed: connection refused')
return True
def getval(val, update, section):
try:
configval = update.config().get(section,val)
except:
configval = ''
return configval
def encode(srcdata, fieldname, update):
if(len(srcdata)!=0):
enc=fieldname+'='+update.resolvePadFields(srcdata,pypad.ESCAPE_NONE)+'\r\n'
else:
enc=''
return enc
def getval_encode(sourcename, fieldname, update, section):
return encode(getval(sourcename, update, section), fieldname, update)
def ProcessPad(update):
n=1
section='Rds'+str(n)
while(update.config().has_section(section)):
if update.shouldBeProcessed(section) and update.hasPadType(pypad.TYPE_NOW):
err=False
dps=''
dps=getval_encode('DynamicPS',"DPS",update,section)
ps=getval_encode('ProgramService',"PS",update,section)
text=getval_encode('RadioText',"TEXT",update,section)
picode=getval_encode('PICode',"PI",update,section)
pty=getval_encode('ProgramType',"PTY",update,section)
ptyn=getval_encode('ProgramTypeName',"PTYN",update,section)
trp=getval_encode('TrafficProgram',"TP",update,section)
tra=getval_encode('TrafficAnnouncement',"TA",update,section)
af1=getval_encode('AltFreq1',"AF1",update,section)
af2=getval_encode('AltFreq2',"AF2",update,section)
af3=getval_encode('AltFreq3',"AF3",update,section)
af4=getval_encode('AltFreq4',"AF4",update,section)
af5=getval_encode('AltFreq5',"AF5",update,section)
af6=getval_encode('AltFreq6',"AF6",update,section)
af7=getval_encode('AltFreq7',"AF7",update,section)
af8=getval_encode('AltFreq8',"AF8",update,section)
af9=getval_encode('AltFreq9',"AF9",update,section)
af10=getval_encode('AltFreq10',"AF10",update,section)
af11=getval_encode('AltFreq11',"AF11",update,section)
af12=getval_encode('AltFreq12',"AF12",update,section)
af13=getval_encode('AltFreq13',"AF13",update,section)
af14=getval_encode('AltFreq14',"AF14",update,section)
af15=getval_encode('AltFreq15',"AF15",update,section)
af16=getval_encode('AltFreq16',"AF16",update,section)
af17=getval_encode('AltFreq17',"AF17",update,section)
af18=getval_encode('AltFreq18',"AF18",update,section)
af19=getval_encode('AltFreq19',"AF19",update,section)
af20=getval_encode('AltFreq20',"AF20",update,section)
af21=getval_encode('AltFreq21',"AF21",update,section)
af22=getval_encode('AltFreq22',"AF22",update,section)
af23=getval_encode('AltFreq23',"AF23",update,section)
af24=getval_encode('AltFreq24',"AF24",update,section)
af25=getval_encode('AltFreq25',"AF25",update,section)
di=getval_encode('DecoderInfo',"DI",update,section)
mus=getval_encode('MusicSpeech',"MS",update,section)
dat=getval_encode('Date',"DATE",update,section)
tim=getval_encode('Time',"DATE",update,section)
utco=getval_encode('UTCOffset',"UTC",update,section)
cont=getval_encode('Cont',"CT",update,section)
dpsr=getval_encode('DPSRate',"DPSR",update,section)
dpsm=getval_encode('DPSMode',"DPSM",update,section)
#
# Use TCP output
#
err=sendvar(update,dps,err)
err=sendvar(update,ps,err)
err=sendvar(update,text,err)
err=sendvar(update,picode,err)
err=sendvar(update,pty,err)
err=sendvar(update,ptyn,err)
err=sendvar(update,trp,err)
err=sendvar(update,tra,err)
err=sendvar(update,af1,err)
err=sendvar(update,af2,err)
err=sendvar(update,af3,err)
err=sendvar(update,af4,err)
err=sendvar(update,af5,err)
err=sendvar(update,af6,err)
err=sendvar(update,af7,err)
err=sendvar(update,af8,err)
err=sendvar(update,af9,err)
err=sendvar(update,af10,err)
err=sendvar(update,af11,err)
err=sendvar(update,af12,err)
err=sendvar(update,af13,err)
err=sendvar(update,af14,err)
err=sendvar(update,af15,err)
err=sendvar(update,af16,err)
err=sendvar(update,af17,err)
err=sendvar(update,af18,err)
err=sendvar(update,af19,err)
err=sendvar(update,af20,err)
err=sendvar(update,af21,err)
err=sendvar(update,af22,err)
err=sendvar(update,af23,err)
err=sendvar(update,af24,err)
err=sendvar(update,af25,err)
err=sendvar(update,di,err)
err=sendvar(update,mus,err)
err=sendvar(update,dat,err)
err=sendvar(update,tim,err)
err=sendvar(update,utco,err)
err=sendvar(update,cont,err)
err=sendvar(update,dpsr,err)
err=sendvar(update,dpsm,err)
n=n+1
section='Rds'+str(n)
#
# 'Main' function
#
# Create Send Socket
#
rcvr=pypad.Receiver()
try:
rcvr.setConfigFile(sys.argv[3])
except IndexError:
eprint('pypad_inno713.py: USAGE: cmd <hostname> <port> <config>')
sys.exit(1)
rcvr.setPadCallback(ProcessPad)
rcvr.start(sys.argv[1],int(sys.argv[2]))