/usr/share/pyshared/radiotray/StateMediator.py is in radiotray 0.7.2-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright 2009 Carlos Ribeiro
#
# This file is part of Radio Tray
#
# Radio Tray 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 1 of the License, or
# (at your option) any later version.
#
# Radio Tray 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 Radio Tray. If not, see <http://www.gnu.org/licenses/>.
#
##########################################################################
from AudioPlayerGStreamer import AudioPlayerGStreamer
from SysTray import SysTray
from lib.common import APPNAME
from Context import Context
from events.EventManager import EventManager
import logging
class StateMediator(object):
def __init__(self, provider, cfg_provider, eventManager):
self.provider = provider
self.cfg_provider = cfg_provider
self.eventManager = eventManager
self.context = Context()
self.context.state = Context.STATE_PAUSED
radio = self.cfg_provider.getConfigValue("last_station")
self.context.station = '' if not radio else radio
self.volume = float(self.cfg_provider.getConfigValue("volume_level"))
self.bitrate = 0
# validate station
if not self.provider.getRadioUrl(radio):
self.context.station = ''
self.log = logging.getLogger('radiotray')
def init(self, audioPlayer):
self.audioPlayer = audioPlayer
# set volume level (can't call set_volume yet)
self.audioPlayer.player.set_property("volume", self.volume)
def getContext(self):
return self.context
# --- control commands ----
def play(self, radio):
self.log.debug('Request to play')
if(self.context.state == 'playing'):
self.stop()
url = self.provider.getRadioUrl(radio)
if(url):
self.context.station = radio
self.eventManager.notify(EventManager.STATE_CHANGED, {'state':'connecting', 'station':radio})
self.audioPlayer.start(url)
self.cfg_provider.setConfigValue("last_station", radio)
else:
self.context.station = ''
self.stop()
def playUrl(self, url):
self.log.debug('Request to play: %s', url)
if(self.isPlaying):
self.audioPlayer.stop()
self.eventManager.notify(EventManager.STATE_CHANGED, {'state':'connecting', 'station':Context.UNKNOWN_RADIO})
self.context.station = Context.UNKNOWN_RADIO
self.audioPlayer.start(url)
def playLast(self):
if self.context.station:
self.play(self.context.station)
def stop(self):
self.audioPlayer.stop()
def isPlaying(self):
return self.context.state == Context.STATE_PLAYING
def volume_up(self):
self.audioPlayer.volume_up(float(self.cfg_provider.getConfigValue("volume_increment")))
self.eventManager.notify(EventManager.VOLUME_CHANGED, {'volume':self.getVolume()})
def volume_down(self):
self.audioPlayer.volume_down(float(self.cfg_provider.getConfigValue("volume_increment")))
self.eventManager.notify(EventManager.VOLUME_CHANGED, {'volume':self.getVolume()})
def set_volume(self, value):
self.log.debug('set volume: %s', str(value))
self.audioPlayer.player.set_property("volume", value)
self.systray.updateTooltip()
def getVolume(self):
return int(round(self.volume * 100))
def updateVolume(self, volume):
self.volume = volume
self.cfg_provider.setConfigValue("volume_level", str(round(self.volume,2)))
def on_state_changed(self, data):
self.context.state = data['state']
self.log.debug(self.context.state)
def on_station_error(self, data):
self.context.state = 'paused'
self.log.debug(self.context.state)
def on_song_changed(self, data):
print data
if('artist' in data.keys()):
self.context.artist = data['artist']
if('title' in data.keys()):
self.context.title = data['title']
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