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#
# engine
#
# Playout Daemon for autoradio project
#
#
# Copyright (C) 2017-2018 Gottfried Gaisbauer <gottfried.gaisbauer@servus.at>
#
# This file is part of engine.
#
# engine is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# any later version.
#
# engine 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 engine. If not, see <http://www.gnu.org/licenses/>.
#
from modules.communication.liquidsoap.client import LiquidSoapClient
class LiquidSoapPlayerClient(LiquidSoapClient):
# ------------------------------------------------------------------------------------------ #
def mixer(self, command, *args):
if command == "status":
return self.mixerstatus(*args)
if command == "inputs":
return self.mixerinputs()
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if command == "volume":
return self.mixervolume(*args)
if command == "select":
if len(args) == 2:
return self.mixerselect(args[0], args[1])
return "LiquidSoapPlayerClient does not understand mixer."+command+str(args)
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# ------------------------------------------------------------------------------------------ #
def recorder(self, num, command, *args):
if command == "status":
return self.recorderstatus(num)
if command == "start":
return self.recorderstart(num)
if command == "stop":
return self.recorderstop(num)
return "LiquidSoapPlayerClient does not understand mixer." + command + str(args)
# ------------------------------------------------------------------------------------------ #
def http(self, command, *args):
if command == "url":
return self.set_http_url(*args)
return "LiquidSoapPlayerClient does not understand http." + command + str(args)
# ------------------------------------------------------------------------------------------ #
def fs(self, command, *args):
if command == "push":
return self.fs_push(*args)
return "LiquidSoapPlayerClient does not understand fs." + command + str(args)
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# ------------------------------------------------------------------------------------------ #
def auraengine(self, command, *args):
if command == "state":
return self.auraengine_state()
return "LiquidSoapPlayerClient does not understand auraengine." + command + str(args)
# ------------------------------------------------------------------------------------------ #
def auraengine_state(self):
self.command('auraengine', 'state')
return self.message
# ------------------------------------------------------------------------------------------ #
def fs_push(self, uri):
self.command('fs', 'push', uri)
return self.message
# ------------------------------------------------------------------------------------------ #
def set_http_url(self, uri):
self.command('http', 'url', uri)
return self.message
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# ------------------------------------------------------------------------------------------ #
def mixerinputs(self):
# send command
self.command("mixer", "inputs")
# convert to list and return it
return self.message.strip().split(' ')
# ------------------------------------------------------------------------------------------ #
def mixerstatus(self, pos=""):
"""
Get state of a source in the mixer
@type pos: string
@param pos: Mixerposition
@rtype: string
@return: Response from LiquidSoap
"""
self.command("mixer", "status", str(pos))
return self.message
# ------------------------------------------------------------------------------------------ #
def mixerselect(self, pos, activate):
"""
Kanal/Source aktivieren
@type pos: string
@param pos: Die Position
@type namespace: string
@param namespace: Namespace der Source
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command("mixer", "select", str(pos) + " " + str(activate).lower())
return self.message
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# ------------------------------------------------------------------------------------------ #
def mixervolume(self, pos, volume):
"""
set channel volume
:param pos:
:param volume:
:return:
"""
self.command("mixer", "volume", str(pos) + " " + str(volume))
return self.message
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# ------------------------------------------------------------------------------------------ #
def recorderstatus(self, num):
"""
get status of a recorder
:return:
"""
self.command("recorder_" + str(num), "status")
return self.message
# ------------------------------------------------------------------------------------------ #
def recorderstart(self, num):
"""
get status of a recorder
:return:
"""
self.command("recorder_" + str(num), "start")
return self.message
# ------------------------------------------------------------------------------------------ #
def recorderstop(self, num):
"""
get status of a recorder
:return:
"""
self.command("recorder_" + str(num), "stop")
return self.message
# ------------------------------------------------------------------------------------------ #
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def skip(self, namespace="playlist", pos=""):
"""
Source skippen
@type namespace: string
@param namespace: Namespace der Source
@type pos: string
@param pos: Die Position - optional - Position des Channels vom Mixer benötigt
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('skip', namespace, pos)
return self.message
# ------------------------------------------------------------------------------------------ #
def remove(self, pos, namespace="playlist"):
"""
Track aus der secondary_queue oder der Playlist entfernen
@type pos: string
@param pos: Die Position
@type namespace: string
@param namespace: Namespace der Source
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('remove', namespace, str(pos))
return self.message
# ------------------------------------------------------------------------------------------ #
def insert(self, uri, pos='0', namespace="playlist"):
"""
Track einfügen
@type uri: string
@param uri: Uri einer Audiodatei
@type pos: string
@param pos: Die Position
@type namespace: string
@param namespace: Namespace der Source
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('insert', namespace, str(pos) + ' ' + uri)
return self.message
# ------------------------------------------------------------------------------------------ #
def move(self, fromPos, toPos, namespace="playlist"):
"""
Track von Position fromPos nach Position toPos verschieben
@type fromPos: string/int
@param fromPos: Position des zu verschiebenden Tracks
@type toPos: string
@param toPos: Die Position zu der verschoben werden soll
@type namespace: string
@param namespace: Namespace der Source
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('move', namespace, str(fromPos) + ' ' + str(toPos))
return self.message
# ------------------------------------------------------------------------------------------ #
def play(self, namespace="playlist"):
"""
Source abspielen - funktioniert nur bei Playlist
@type namespace: string
@param namespace: Namespace der Source
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('play', namespace)
return self.message
# ------------------------------------------------------------------------------------------ #
def pause(self, namespace="playlist"):
"""
Source pausieren/stoppen - funktioniert nur bei Playlist
@type namespace: string
@param namespace: Namespace der Source
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('pause', namespace)
return self.message
# ------------------------------------------------------------------------------------------ #
def flush(self, namespace="playlist"):
"""
Playlist leeren
@type namespace: string
@param namespace: Namespace der Source
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('flush', namespace)
return self.message
# ------------------------------------------------------------------------------------------ #
def playlistData(self):
"""
Metadaten der Playlist ausgeben
@rtype: string
@return: Ein Json-String
"""
self.command('data', 'playlist')
return self.message
# ------------------------------------------------------------------------------------------ #
def seek(self, duration, namespace="playlist"):
"""
Aktuell laufenen Track des Kanals vorspulen
@type duration: string/int
@param duration: Dauer in Sekunden
@type namespace: string
@param namespace: Namespace der Source
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('seek', namespace, str(duration))
return self.message
# ------------------------------------------------------------------------------------------ #
def get_queue(self, namespace="ch1", queue='queue'):
"""
Queue eines Kanals ausgeben
@type namespace: string
@param namespace: Namespace der Source
@type queue: string
@param queue: Name des queues (queue, primary_queue, secondary_queue)
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command(queue, namespace)
return self.message
# ------------------------------------------------------------------------------------------ #
def loadPlaylist(self, uri, params="", namespace="playlist"):
"""
Playlist laden
@type uri: string
@param uri: Uri einer Playlist im XSPF-Format
@type params: string
@param params: obsolete
@type namespace: string
@param namespace: Namespace der Source - hier nur playlist
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('load', namespace, uri + params)
return self.message
# ------------------------------------------------------------------------------------------ #
def currentTrack(self, namespace="request"):
"""
Das oder die ID(s) der gerade abgespielten requests erhalten
@type namespace: string
@param namespace: Namespace der Source
@rtype: string
@return: Die Antwort des Liquidsoap-Servers (als String)
"""
self.command('on_air', namespace)
return self.message
# ------------------------------------------------------------------------------------------ #
def volume(self, pos, volume, namespace="mixer"):
"""
Lautstärke eines Kanals setzen
@type pos: int/string
@param pos: Die Position/ Nummer des Kanals (playlist=0)
@type volume: int/string
@param volume: Zahl von 1 -100
@type namespace: string
@param namespace: Namespace der Source (immer mixer)
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('volume', namespace, str(pos) + ' ' + str(volume))
return self.message
# ------------------------------------------------------------------------------------------ #
def playlist_remaining(self):
"""
Wie lange läuft der aktuelle Track der Playlist noch
@rtype: string
@return: Die Antwort des Liquidsoap-Servers
"""
self.command('remaining', 'playlist')
return self.message
# ------------------------------------------------------------------------------------------ #
def list_channels(self):
"""
Channels auflisten (Simple JSON)
"""
# Liquidsoap Kommando
channels = self.sendLqcCommand(self.lqc, 'mixer', 'inputs')
if not isinstance(channels, list):
self.error('02')
elif len(channels) < 1:
self.warning('01')
else:
self.success('00', channels)
self.notifyClient()