def volume(self, value):
"""Set volume level
Must be a integer in range 0-100
"""
if not isinstance(value, int):
raise iTunesError('Volume adjustment must be integer value')
if value < 0 or value > 100:
raise iTunesError('Volume adjustment must be in range 0-100')
self.itunes.sound_volume.set(to=value)
def syncTags(self, song):
"""Sync file tags
Sync tags from file metadata to itunes
"""
modified = False
try:
for tag in ('artist', 'album', 'title', 'genre', 'date', 'bpm'):
if not song.tags.has_key(tag):
continue
if tag in ( 'bpm', 'date', ):
value = int(song.tags[tag])
else:
value = song.tags[tag]
if tag == 'bpm' and value == 0:
continue
if tag == 'title':
tag = 'name'
self.updateTag(tag, value)
modified = True
except TagError as e:
raise iTunesError('Error updating tags: {0} {1}'.format(self.path, e))
if self.updateTracknumber():
modified = True
return modified
def lookup_index(self, path):
"""Find index for filename
Raises iTunesError if path was not in database
"""
path = os.path.realpath(path)
try:
c = self.cursor
c.execute("""SELECT key FROM itunes WHERE path=?""", (path,))
res = c.fetchone()
except OperationalError as e:
raise iTunesError(e)
if res:
return res[0]
else:
raise iTunesError('Track not in index database: {0}'.format(path))
def repeat(self, value):
"""Set repeat
Set repeat mode. Valid values are in pytunes.constants.REPEAT_VALUES
"""
try:
self.itunes.current_playlist.song_repeat.set(to=REPEAT_VALUES[value])
except KeyError:
raise iTunesError('Invalid repeat value {0}'.format(value))
def get_playlist(self, name):
"""Get playlist by name
"""
if self.itunes is None:
self.__connect__()
for pl in self.itunes.user_playlists.get():
if pl.name.get() == name:
return iTunesPlaylist(self, name)
raise iTunesError('No such playlist: {0}'.format(name))
def add_track(self, track):
"""Add track to index
"""
try:
c = self.cursor
c.execute("""SELECT key, mtime FROM itunes WHERE key=?""", (track.index,))
res = c.fetchone()
except OperationalError as e:
raise iTunesError(e)
try:
mtime = os.stat(track.path).st_mtime
except OSError:
mtime = None
except IOError:
mtime = None
if res is not None:
if mtime:
if res[1] != mtime:
c = self.cursor
c.execute("""UPDATE itunes set mtime=? WHERE key=?""", (mtime, res[0],))
self.commit()
else:
c = self.cursor
c.execute("""DELETE FROM itunes WHERE key=?""", (res[0],))
self.commit()
elif mtime is not None:
added = datetime.now(timezone("UTC"))
try:
c = self.cursor
c.execute("""INSERT INTO itunes VALUES (?, ?, ?, ?)""", (
track.index,
track.path,
mtime,
added
))
self.commit()
except OperationalError as e:
raise iTunesError(e)
def jump(self, index):
"""Play track by index
"""
if self.itunes is None:
self.__connect__()
try:
self.itunes.play(self.library.playlist.file_tracks[index])
except appscript.reference.CommandError:
raise iTunesError('Invalid library index: {0}'.format(index))
return self.current_track
def cleanup(self, ids):
"""Remove unknown IDs
Removes tracks with ID not provided in list 'ids'
"""
try:
c = self.cursor
c.execute("""DELETE FROM itunes WHERE key not in (?)""", (','.join(ids),))
self.commit()
except OperationalError as e:
raise iTunesError(e)
def log_track_change(self, details):
"""Log track changes
Logs timestamp and path of track played to logfile, if defined.
"""
if self.logfile is not None:
path = os.path.expandvars(os.path.expanduser(self.logfile))
try:
with open(path, 'a') as f:
f.write('{0} {1}\n'.format(
details['started'],
details['path'],
))
f.flush()
except OSError as e:
raise iTunesError('Error writing to {0}: {1}'.format(self.log_file, e))
except IOError as e:
raise iTunesError('Error writing to {0}: {1}'.format(self.log_file, e))
if self.redis is not None:
self.redis.lpush(self.redis_key, details)
self.redis.ltrim(self.redis_key, MAX_REDIS_LIST_ITEMS)
def __init__(self, itunes_path=None, codec='m4a', tree_path=ITUNES_PATH_FILE):
self.itunes_path = itunes_path is not None and itunes_path or ITUNES_DIR
if not os.path.isdir(self.itunes_path):
raise iTunesError('No such directory: {0}'.format(self.itunes_path))
if tree_path is None:
if os.path.isfile(ITUNES_PATH_FILE):
try:
tree_path = open(ITUNES_PATH_FILE, 'r').read().strip()
except IOError as e:
raise iTunesError('Error opening {0}: {1}'.format(tree_path, e))
except OSError as e:
raise iTunesError('Error opening {0}: {1}'.format(tree_path, e))
else:
tree_path = ITUNES_MUSIC
if not os.path.isdir(tree_path):
raise iTunesError('No such directory: {0}'.format(tree_path))
Tree.__init__(self, path=tree_path)
def delete(self, entry):
"""Delete entry from playlist
Delete provided track entry from playlist (via entry.track)
"""
try:
self.client.delete(entry.track)
if self.__index__ > 0:
self.__index__ -= 1
self.__update_len__()
except appscript.reference.CommandError as e:
raise iTunesError('Error deleting track {0}: {1}'.format(entry.track, e))
def __init__(self, client, name=None):
self.client = client
self.__index__ = 0
try:
if name is None:
self.playlist = self.client.get(self.client.library_playlists['library'])
name = 'library'
else:
self.playlist = self.client.get(self.client.user_playlists[name])
except appscript.reference.CommandError:
raise iTunesError('No such playlist: {0}'.format(name))
self.name = name
self.__update_len__()
def __getitem__(self, item):
if item == 'path':
return self.path
if item == 'extension':
return os.path.splitext(self.path)[1][1:]
if item in ('id', 'ID'):
item = 'id'
if item in ('date', 'year'):
item = 'year'
if item in ('title', 'name'):
item = 'name'
try:
value = self.client.get(self.track.__getattr__(item))
if value == appscript.k.missing_value:
value = None
try:
if item in TRACK_INT_FIELDS:
return int(value)
elif item in TRACK_FLOAT_FIELDS:
return float(value)
elif item in TRACK_DATE_FIELDS:
return value
elif item == 'location':
return value.path
return str(value)
except AttributeError:
return value
except AttributeError:
pass
except appscript.reference.CommandError as e:
raise iTunesError('Error reading track attribute: {0}'.format(e))
raise KeyError('Invalid Track item: {0}'.format(item))
def __connect__(self):
if self.is_running:
self.itunes = appscript.app('iTunes', terms=itunes_terminology)
else:
self.itunes = None
raise iTunesError('iTunes is not running')
