def add_playlist(m3u: M3UList):
# Create Playlist obj from M3UList obj, and Insert Playlist into DB if it does not already exist
pl = Playlist.make_playlist_obj(m3u)
if not Playlist.db_pl_exists(pl):
try:
Playlist.add_playlist(pl)
except Exception as inst:
print(str(inst))
else:
print('Playlist {} already exists in DB'.format(pl.playlist_name))
# Insert tracks from m3u into DB if they do not already exist
addable_tracks = []
for mt in m3u.tracks:
dt = Track.make_Track_obj(mt)
if not Track.db_trk_exists(dt):
try:
Track.add_track(t=dt, com=False)
addable_tracks.append(dt)
except Exception:
raise Exception('add {} track fails'.format(
dt.artist_title))
else:
print('Track {} already exists in DB'.format(dt.artist_title))
addable_tracks.append(dt)
db.session.commit()
# add tracks to db playlist
npl = Playlist.query.filter_by(playlist_name=pl.playlist_name).first()
for dt in addable_tracks:
npl.add_track(dt, com=False)
db.session.commit()
def add_tracks_from_dir(param):
count_added = 0
count_tot = 0
exts = ['.mp3', '.m4a', '.flac', '.m4v', '.wmv']
for root, dirs, files in os.walk(Config.MEDIA_SRC_DIRS[param],
topdown=True):
for name in files:
nname = PurePath(os.path.join(root, name))
suf = nname.suffix
if suf in exts:
print('loading file as Track into db: {}'.format(
os.path.join(root, name)))
mt = MTrack.mtrack_factory(os.path.join(root, name))
if not mt:
print('MTrack {} is None'.format(str(nname)))
continue
t = Track.make_Track_obj(mt)
if not t:
print('Track {} is None'.format(str(nname)))
continue
try:
if not Track.db_trk_exists(t):
Track.add_track(t, com=True)
count_added += 1
count_tot += 1
else:
count_tot += 1
except Exception as inst:
print(inst)
print(
'rolling back and commit after failing db add {}'.
format(inst))
db.session.rollback()
db.session.commit()
raise inst
return count_tot, count_added
def make_dt(mt: MTrack):
return Track.make_Track_obj(mt)
def mtracks_to_tracks(mtrks):
from app.models import Track
from app.m3u import MTrack
if (len(mtrks) > 0) and (isinstance(mtrks[0], MTrack)):
trks = [Track.make_Track_obj(mt) for mt in mtrks]
return trks