+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2009 Efrim <efrim@azylum.org> {{{
+#
+# This program 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
+# (at your option) any later version.
+#
+# 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, see <http://www.gnu.org/licenses/>.
+#
+# }}}
+
+"""
+DOC:
+ heavily borrowed from perl script mpdtoys and converted to python.
+ mpdtoys © 2007 Joey Hess <joey@kitenet.net>
+ http://kitenet.net/~joey/code/mpdtoys
+"""
+
+import sys
+
+from time import sleep
+
+from lib.mpdutils import mconnect
+
+USAGE = """Usage:
+
+fadio.py [time [min|max]]
+
+ * time in seconds
+ * min|max in percentag
+
+- not palying: fade in from 0% to max over time
+ default 10 minutes / 50%
+- if playing: fade out from current volume to min over time
+ default 10 minutes / 1/10 of current vol
+
+Manual or any external volume change will abort the script.
+"""
+
+
+class Sleep(object):
+ """
+ """
+
+ def __init__(self):
+ """"""
+ self.tempo = int(10)
+ self.volum = None
+ self._consume_sopt()
+ self.cli = mconnect()
+ self._run()
+ self.cli.disconnect()
+
+ def _consume_sopt(self):
+ """
+ """
+ options = sys.argv
+ if len(sys.argv) >1 and sys.argv[1] in ['-h', '--help']:
+ print USAGE
+ sys.exit(1)
+ try:
+ self.tempo = int(options.pop(1))
+ self.volum = int(options.pop(1))
+ except IndexError:
+ pass
+ except ValueError, err:
+ print 'Error: wrong option passed: %s' % err
+ print USAGE
+ sys.exit(1)
+
+ def _run(self):
+ """"""
+ self.mpd_state = str(self.cli.status().get('state'))
+ self.mpd_vol = int(self.cli.status().get('volume'))
+ if self.mpd_state == 'play':
+ if not self.volum:
+ self.volum = self.mpd_vol / 10
+ if self.volum > self.mpd_vol:
+ print 'Error: specified min volume (%d%%) > to current volume (%d%%)' % (self.volum, self.mpd_vol)
+ sys.exit(1)
+ print 'fading down from %d%% to %d%% over %smin' % (self.mpd_vol,
+ self.volum, self.tempo)
+ self.fade()
+ self.cli.stop()
+ if self.mpd_state in ['stop', 'pause']:
+ if not self.volum:
+ self.volum = int(50)
+ print 'fading up from 0%% to %d%% over %smin' % (self.volum,
+ self.tempo)
+ self.cli.setvol(0)
+ self.mpd_vol = 0
+ self.cli.play()
+ self.fade()
+ sleep(1)
+
+ def fade(self):
+ span = float(self.volum - self.mpd_vol)
+ step = span / float(60 * self.tempo)
+ print step
+ vol = self.mpd_vol
+ while 42:
+ if int(vol) != int(self.cli.status().get('volume')):
+ print 'Warning: external volume change, aborting!'
+ break
+ vol += step
+ print step, int(vol)
+ self.cli.setvol(int(vol))
+ if abs(vol - self.volum) < 1:
+ self.cli.setvol(self.volum)
+ break
+ sleep(1)
+
+
+# Script starts here
+if __name__ == '__main__':
+ options = [14, 11]
+ #main(options)
+ try:
+ Sleep()
+ except KeyboardInterrupt:
+ print 'exit'
+
+# VIM MODLINE
+# vim: ai ts=4 sw=4 sts=4 expandtab