jamidi/main.py

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Python
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2020-04-21 13:06:01 +00:00
#!/usr/bin/python3
# -*- coding: utf-8 -*-
# -*- mode: Python -*-
'''
Jamidi Server v0.1b
'''
print("")
print("")
print("Jamidi Server")
print("v0.1b")
#from multiprocessing import Process, Queue, TimeoutError
#import subprocess
import sys
import traceback
import os
import time
from rtmidi.midiconstants import (CHANNEL_PRESSURE, CONTROLLER_CHANGE, NOTE_ON, NOTE_OFF,
PITCH_BEND, POLY_PRESSURE, PROGRAM_CHANGE)
import midi3
from websocket_server import WebsocketServer
#import socket
import types, time, json
import argparse
debug = 1
print ("")
print ("Arguments parsing if needed...")
argsparser = argparse.ArgumentParser(description="Jamidi Server v0.1b commands help mode")
argsparser.add_argument("-s","--servername",help="Servername: 'local', 'llstrvpn' (local by default)", type=str)
argsparser.add_argument('--current',help="Send all current CC values to all new client. Default option" , dest='current', action='store_true')
argsparser.add_argument('--no-current',help="Do not send all current CC values to all new client. ", dest='current', action='store_false')
argsparser.add_argument('--broadcast',help="Broadcast all incomings commands to all client. Default option" , dest='broadcast', action='store_true')
argsparser.add_argument('--no-broadcast',help="Do not broadcast all incomings commands to all client", dest='broadcast', action='store_false')
argsparser.add_argument('--reset',help="Send reset values to local device a startup. Default option" , dest='reset', action='store_true')
argsparser.add_argument('--no-reset',help="Do not send reset values to local device a startup.", dest='reset', action='store_false')
argsparser.set_defaults(reset=True)
argsparser.set_defaults(current=True)
argsparser.set_defaults(broadcast=True)
args = argsparser.parse_args()
# Mode
if args.servername:
servername = args.servername
else:
servername = "local"
# Broadcast commands to all clients ?
if args.broadcast == False:
print("Broadcast disabled")
broadcast = False
else:
print("Broadcast enabled")
broadcast = True
# Send current values to all new client ?
if args.current == False:
print("Do not send current values at startup disabled")
current = False
else:
print("Current values update at startup disabled")
current = True
# reset = [64,64,0,32,96] # un truc comme ca pour les valeurs de reset ?
resetMMO3 = [0] * 32
resetOCS2 = [0] * 32
# record current values
crtvalueMMO3 = [0] * 32
crtvalueOCS2 = [0] * 32
# record number of loaded pages (aka client id or players)
Players=0
#
# Midi part
#
print("Midi Configuration...")
# print("Midi Destination", nozmidi)
midi3.check()
def GetTime():
return time.strftime("%a, %d %b %Y %H:%M:%S", time.localtime())
# /cc cc number value
def cc(midichannel, ccnumber, value, mididest):
if debug>0:
print("Jamidi Sending Midi channel", midichannel, "cc", ccnumber, "value", value, "to", mididest)
midi3.MidiMsg([CONTROLLER_CHANGE+midichannel-1, ccnumber, value], mididest)
# /reset nozoids with "default" values
def reset(nozoid):
print("")
print(GetTime(),"reseting", nozoid)
if nozoid == "mmo3":
for ccnumber in range(0,32):
midi3.MidiMsg([CONTROLLER_CHANGE+Confs["mmo3"][0]["midichan"]-1, ccnumber, resetMMO3[ccnumber]], Confs["mmo3"][0]["mididevice"])
sendWSall("/mmo3/cc/"+str(ccnumber)+" "+str(resetMMO3[ccnumber]))
crtvalueMMO3[ccnumber]=resetMMO3[ccnumber]
else:
for ccnumber in range(0,32):
midi3.MidiMsg([CONTROLLER_CHANGE+Confs["ocs2"][0]["midichan"]-1, ccnumber, resetOCS2[ccnumber]], Confs["ocs2"][0]["mididevice"])
sendWSall("/ocs2/cc/"+str(ccnumber)+" "+str(resetOCS2[ccnumber]))
crtvalueOCS2[ccnumber]=resetOCS2[ccnumber]
print("End of reset for", nozoid)
print("")
# /send all current cc values
def sendallcurrentccvalues(nozoid):
if broadcast == True:
#print ""
print(GetTime(),"sending all current cc values of", nozoid)
if nozoid == "mmo3":
for ccnumber in range(0,32):
sendWSall("/mmo3/cc/"+str(ccnumber)+" "+str(crtvalueMMO3[ccnumber]))
else:
for ccnumber in range(0,32):
sendWSall("/ocs2/cc/"+str(ccnumber)+" "+str(crtvalueOCS2[ccnumber]))
#
# Settings from jamidi.json
#
# Load midi routing definitions in clientconfr.json
def LoadConfs():
global Confs, nbmidiconf
if os.path.exists('jamidi.json'):
f=open("jamidi.json","r")
s = f.read()
Confs = json.loads(s)
# return midi confname number for given type 'Specials', 'cc2cc'
def findConfs(confname,conftype):
#print("searching", midiconfname,'...')
position = -1
for counter in range(len(Confs[conftype])):
if confname == Confs[conftype][counter]['name']:
#print(confname, "is ", counter)
position = counter
return position
#
# Websocket part
#
# Called for every WS client connecting (after handshake)
def new_client(client, wserver):
global Players
print(GetTime(),"New WS client connected and was given id %d" % client['id'])
#sendWSall("/status Hello %d" % client['id'])
if current == True:
sendallcurrentccvalues("mmo3")
sendallcurrentccvalues("ocs2")
Players+=1
sendWSall("/status Hello %d" %(client['id']))
sendWSall("/players %d" %(Players))
# Called for every WS client disconnecting
def client_left(client, wserver):
global Players
try:
print(GetTime(),"WS Client(%d) disconnected" % client['id'])
Players-=1
sendWSall("/players %d" %(Players))
except:
print("Something weird if coming from",client,"on the wire...")
pass
# Called for each WS received message.
def message_received(client, wserver, message):
print("")
if len(message) > 200:
message = message[:200]+'..'
oscpath = message.split(" ")
if debug > 0:
print(GetTime(),"Main got from WS", client['id'], "said :", message, "splitted in an oscpath :", oscpath)
else:
print(GetTime(),"Main got WS Client", client['id'], "said :", message)
# wscommand will be like ['', 'ocs2', 'cc', '9']
wscommand = oscpath[0].split("/")
if debug > 0:
print("wscommand :",wscommand)
if len(oscpath) == 1:
args[0] = "noargs"
#print "noargs command"
# like /ocs2/cc/2 127
elif wscommand[2] == "cc":
ccvr=int(wscommand[3]) #cc variable
ccvl=int(oscpath[1]) #cc value
if debug > 0:
print("ccvr=%d/ccvl=%d"%(ccvr,ccvl))
if wscommand[1] == "ocs2":
#cc(Confs[wscommand[1]][0]["midichan"], ccvr, ccvl, Confs[wscommand[1]][0]["mididevice"])
crtvalueOCS2[ccvr]=ccvl
else:
#cc(Confs[wscommand[1]][0]["midichan"], ccvr, ccvl, Confs[wscommand[1]][0]["mididevice"])
crtvalueMMO3[ccvr]=ccvl
cc(Confs[wscommand[1]][0]["midichan"], ccvr, ccvl, Confs[wscommand[1]][0]["mididevice"])
# like /ocs2/reset 1
elif wscommand[2] == "reset":
if wscommand[1] == "ocs2":
reset("ocs2")
else:
reset("mmo3")
#print ""
# if needed a loop back : WS Client -> server -> WS Client
sendWSall(message)
'''
def handle_timeout(self):
self.timed_out = True
'''
def sendWSall(message):
if broadcast == True:
if debug >0:
print(GetTime(),"sending to all %s" % (message))
wserver.send_message_to_all(message)
LoadConfs()
serverIP = Confs[servername][0]["IP"]
wsPORT = Confs[servername][0]["port"]
print("Running....")
# Main loop do nothing. Maybe do the webui server ?
try:
#while True:
# Websocket startup
wserver = WebsocketServer(wsPORT,host=serverIP)
#print wserver
print("")
print(GetTime(),"Launching Jamidi Websocket server...")
print(GetTime(),"at", serverIP, "port",wsPORT)
wserver.set_fn_new_client(new_client)
wserver.set_fn_client_left(client_left)
wserver.set_fn_message_received(message_received)
if reset == True:
reset("mmo3")
reset("ocs2")
#print ""
print(GetTime(),"WS server running forever...")
wserver.run_forever()
except KeyboardInterrupt:
pass
# Gently stop on CTRL C
print("Fin de Jamidi.")