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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# Weitian LI <liweitianux@gmail.com>
# 2014/05/14
"""
mpd module for py3status
"""
## Get output of shell command:
## python 3.x:
## >>> subprocess.getoutput(cmd)
## >>> subprocess.getstatusoutput(cmd)
## python 2.7.x:
## >>> subprocess.Popen(cmd, shell=True, stderr=subprocess.PIPE)
import os
import re
import subprocess
import time
POSITION = 0
# regex to match the status string of 'mpc status' output
mpd_status_p = re.compile(r'.*\n^\[([a-z]+)\]', re.M) # multiline
class Py3status:
"""
MPD module to show mpd status and play info.
This module also handle click events:
left button: mpc toggle
middle button: mpc stop
right button: mpc next
"""
def mpd(self, i3status_output_json, i3status_config):
"""
Display MPD status and song info.
"""
response = {
'full_text': '',
'name': 'mpd',
'instance': 'first',
}
# update response fields
self._update_response(i3status_config)
if self.color:
response['color'] = self.color
response['full_text'] = self.full_text
# cache status for 5 seconds
response['cached_until'] = time.time() + 5
return (POSITION, response)
def on_click(self, i3status_output_json, i3status_config, event):
"""
Handle click events.
"""
if event['button'] == 1:
# left button click
cmd = 'mpc toggle'
cmd_output = subprocess.getoutput(cmd)
elif event['button'] == 2:
# middle button click
cmd = 'mpc stop'
cmd_output = subprocess.getoutput(cmd)
elif event['button'] == 3:
# right button click
cmd = 'mpc next'
cmd_output = subprocess.getoutput(cmd)
#
self._update_response(i3status_config)
os.system('killall -USR1 py3status')
def _update_response(self, i3status_config=None):
## get mpd status
cmd = 'mpc status'
cmd_out = subprocess.getstatusoutput(cmd)
if cmd_out[0] == 0:
# mpd is running
mpd_status_m = mpd_status_p.match(cmd_out[1])
if mpd_status_m:
self.status = mpd_status_m.group(1)
else:
self.status = 'stopped'
else:
# mpd not running (N/A)
self.status = 'na'
## set full_text and color
prompt = '' # Icons: uF198 (music)
if self.status == 'playing':
status_text = ' ' # Icons: uF04B (play)
cmd = 'mpc status -f "%artist%-%title%" | head -n 1'
song_text = subprocess.getoutput(cmd)
if i3status_config:
self.color = i3status_config['color_good']
elif self.status == 'paused':
status_text = ' ' # Icons: uF04C (pause)
cmd = 'mpc status -f "%title%" | head -n 1'
song_text = subprocess.getoutput(cmd)
if i3status_config:
self.color = i3status_config['color_degraded']
elif self.status == 'stopped':
status_text = '' # Icons: uF04D (stop)
song_text = ''
if i3status_config:
self.color = i3status_config['color_bad']
else:
# mpd not running (N/A)
status_text = '' # Icons: uF00D (X)
song_text = ''
if i3status_config:
self.color = i3status_config['color_bad']
# full_text
self.full_text = '{0} {1}{2}'.format(prompt, status_text, song_text)
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