add mpd-notifications script

illustrative purposes, mostly

scripts/mpd-notifications.py

@@ -0,0 +1,78 @@
+"""Use dr.botzo's Dispatch to send mpd notifications."""
+
+from __future__ import unicode_literals
+
+import argparse
+import getpass
+import logging
+from select import select
+import sys
+
+import mpd
+import requests
+from requests.auth import HTTPBasicAuth
+
+# set up some basic logging
+logger = logging.getLogger()
+handler = logging.StreamHandler(sys.stdout)
+logger.addHandler(handler)
+logger.setLevel(logging.DEBUG)
+
+# set up config flags
+parser = argparse.ArgumentParser()
+parser.add_argument('-l', '--location')
+parser.add_argument('-u', '--user')
+parser.add_argument('-m', '--mpd-host', default='localhost')
+parser.add_argument('-p', '--mpd-port', default=6600)
+args = parser.parse_args()
+
+if args.user is None or args.location is None:
+    print("script needs "
+          "-l/--location (url to connect to) -u/--user (user to authenticate to XML-RPC as)")
+    sys.exit(2)
+
+password = getpass.getpass("password for {0:s}: ".format(args.user))
+
+auth = HTTPBasicAuth(args.user, password)
+
+client = mpd.MPDClient(use_unicode=True)
+client.connect(args.mpd_host, args.mpd_port)
+
+last_np = ''
+
+
+def notify_song():
+    global last_np
+    status = client.status()
+    logger.debug(status)
+
+    state = status.get('state', None)
+
+    if state == 'play':
+        current = client.currentsong()
+        logger.debug(current)
+
+        filename = current.get('file', None)
+
+        if filename:
+            artist = current.get('artist', "Unknown")
+            title = current.get('title', "Unknown")
+            album = current.get('album', "Unknown")
+
+            np = "{0:s} - [{1:s}] {2:s}".format(artist, album, title)
+            if np != last_np:
+                last_np = np
+                logger.debug("notifying: {0:s}".format(np))
+                payload = {'message': np}
+                r = requests.post(args.location, verify=False, auth=auth, data=payload)
+                print(r.json())
+
+notify_song()
+# loop forever on mpd events
+while True:
+    client.send_idle()
+    select([client], [], [])
+    changed = client.fetch_idle()
+    for change in changed:
+        if change == 'player':
+            notify_song()

scripts/mpd-notifications.requirements.txt

@@ -0,0 +1 @@
+python-mpd2==0.5.4