def generate_catalog_data(self):
"""Generate a list of songs to update our Echo Nest Catalog with"""
data = []
songs = set()
ids = set()
progress = ProgressBar(widgets=['Scanning Library: ',
LibraryProgress(), ' songs'])
for song in progress(self.walk_library(self.library)):
try:
artist = song['artist'][0]
title = song['title'][0]
except (KeyError, IndexError):
self.missing_tags += 1
continue
if song.get('bpm'):
self.bpm_exists += 1
continue
if artist and title:
id = sha.new(('%s-%s' % (artist, title))
.encode('utf-8', errors='ignore')).hexdigest()
if song.filename in songs or id in ids:
self.song_dupe += 1
continue
songs.add(song.filename)
ids.add(id)
data.append({
'action': 'update',
'item': {
'url': song.filename,
'item_id': id.encode('utf-8'),
'artist_name': artist.encode('utf-8'),
'song_name': title.encode('utf-8'),
}})
return data
def identify_song(song, mpdc):
artist = song.get('artist')
title = song.get('title')
if not (artist or title):
return #TODO: try harder
results = pyechonest.song.search(artist=artist, title=title)
if results:
return results[0]
logger.warn(u'No results for: {} - {}'.format(artist,title))
# try stripping weird characters from the names
artist = re.sub(r'([^\s\w]|_)+', '', artist)
title = re.sub(r'([^\s\w]|_)+', '', title)
results = pyechonest.song.search(artist=artist, title=title)
if results:
return results[0]
logger.warn(u'No results for: {} - {}'.format(artist,title))
def fetch_song(self, item):
"""Try all methods to get a matching song object from the
EchoNest. If no method succeeds, return None.
"""
# There are four different ways to get a song. Each method is a
# callable that takes the Item as an argument.
methods = [self.profile, self.search]
if self.config['upload']:
methods.append(self.analyze)
# Try each method in turn.
for method in methods:
song = method(item)
if song:
self._log.debug(u'got song through {0}: {1} [{2}]',
method.__name__,
item,
song.get('duration'),
)
return song
def fetch_song(self, item):
"""Try all methods to get a matching song object from the
EchoNest. If no method succeeds, return None.
"""
# There are four different ways to get a song. Each method is a
# callable that takes the Item as an argument.
methods = [self.profile, self.search]
if self.config['upload']:
methods.append(self.analyze)
# Try each method in turn.
for method in methods:
song = method(item)
if song:
self._log.debug(u'got song through {0}: {1} [{2}]',
method.__name__,
item,
song.get('duration'),
)
return song
def prev_songs(mpdc, num=5):
"Get the last songs listened to"
current_song = mpdc.currentsong()
if not current_song:
return []
current_pos = int(current_song.get('pos'))
queue = mpdc.playlistinfo()
queue = filter(lambda x: not x.get('file', '').startswith(settings.dj_bumps_dir), queue) #FIXME: bumps filter needs dry
queue_dict = dict([ (int(song.get('pos')), song) for song in queue ])
sample = []
i = current_pos
while len(sample) < num and i >= 0:
song = queue_dict.get(i)
if song:
sample.append(song)
i -= 1
return sample