def start(self):
"""
Watch redis store. If the last track of a recorded programme is dumped,
combine archive the tracks to a single mp3
@return:
"""
self.loadConfig()
print "Archive is running"
logging.debug("Archive is running")
audiotools = CombaAudiotools()
r = redis.Redis("localhost")
ps_obj=r.pubsub()
ps_obj.psubscribe('recordPublish')
for item in ps_obj.listen():
logging.debug("listener found item")
logging.debug(item['data'])
if type(item['data']) == type(""):
try:
data = simplejson.loads(item['data'])
except:
logging.debug("could not load item")
continue
if not data.has_key('value') or not data.has_key('eventname'):
logging.debug("no value, no eventname")
continue
if not data['eventname'] == 'dumpend':
logging.debug("eventname ist nicht dumpend")
continue
curtrack = BroadcastEventTrack.objects(location='file://' + data["value"]).first()
if not curtrack:
logging.debug("track nicht gefunden")
continue
logging.debug("track " + str(data["value"]) + ' gefunden')
if curtrack.isLast():
logging.debug("track ist der letzte")
tracks = BroadcastEventTrack.objects(broadcast_event=curtrack.broadcast_event)
event = curtrack.broadcast_event
files = []
for track in tracks:
files.append(track.location.replace('file://', ''))
subfolder = event.start.strftime('%Y-%m-%d')
filename = event.start.strftime('%Y-%m-%d-%H-%M-%S.mp3')
event.modified = datetime.datetime.now()
event.location = 'file://' + str(self.archivebase + subfolder + '/' + filename).replace('//','/')
event.state = 'archived'
event.modified_by = 'archiver'
event.save()
cur_folder = str(self.archivebase + subfolder + '/').replace('//', '/')
audiotools.combine_audiofiles(files, cur_folder, filename, clean=False, params=["-C", "224.01"])
def combine_audiofiles(self, watcher, revents):
"""
Kombiniert Dateien, die in einem best. Zeitintervall entstanden sind
@type watcher: object
@param watcher: der watcher
@type revents: object
@param revents: revents - nicht verwendet
"""
self.block_combine = False
self.messenger.send('Stop watcher', '0501', 'info', 'combine_audiofiles' , None, 'appinternal')
from_time = int(watcher.data['from_time'])
to_time = int(watcher.data['to_time'])
watcher.stop()
watcher.loop.stop()
# Den Ordner bestimmen, in dem die Dateien liegen
cur_folder = self.record_dir + '/' + datetime.datetime.fromtimestamp(from_time).strftime("%Y-%m-%d") + "/"
uid = os.stat(cur_folder).st_uid
gid = os.stat(cur_folder).st_gid
# Name der Audiodatei, die angelegt werden muss
out_file = datetime.datetime.fromtimestamp(from_time).strftime("%Y-%m-%d-%H-%M") + ".wav"
# Alle WAV-Dateien im Ordner
files = glob.glob(cur_folder + "*.wav")
combine = []
if len(files) > 0:
for file in files:
t = int(os.path.getmtime(file))
# Liegt die Mtime im definierten Intervall?
if t > from_time and t <= to_time:
combine.append(file)
if len(combine) > 0:
audiotools = CombaAudiotools()
audiotools.combine_audiofiles(combine, cur_folder, out_file, nice=19)
os.chown(out_file, uid, gid);
self.messenger.send("Combined to file " + out_file, '0502', 'info', 'combine_audiofiles' , None, 'appinternal')
