def readSongFromFile():
"""Read all songs from file and construct song dictionary.
Input:
None.
Output:
songDict - song dict with sid as key and Song as value.
"""
print 'I am reading songs from doc-topic file......'
filename = "../txt/%s_songs-doc-topics_%d_%s.txt" \
% (const.DATASET_NAME,const.TOPIC_NUM,const.LDA_LIB)
if os.path.exists(filename):
songDict = {}
dtFile = open(filename, "r")
content = dtFile.readlines()
count = len(content)
#loop all lines to construct all songs
for i in range(0, count):
items = content[i].rstrip('\n').split('>>')
sid = int(items[0])
topicList = eval(items[1])
topicDict = {}
for topic in topicList:
tid = int(topic[0])
tpro = float(topic[1])
topicDict[tid] = tpro
song = model.Song(i, sid, topicDict)
songDict[sid] = song
print 'There are %d songs have been read.' % len(songDict)
dtFile.close()
print 'Finish reading songs from doc-topic file......'
return songDict
else:
print 'cannot find doc-topic file......'
def getSongDetails(self, id):
'''
function get detail of song with id input
if id invalid return None
'''
try:
dic = self.database.child('music-player/songs').child(
id).get().val()
song = model.Song(id, dic["title"], dic["artist"], dic["album"],
dic["date_created"], dic["views"], dic["lyric"],
dic["data"])
return song
except:
return None
def detectData(self, local_path):
'''
read data from file mp3
upload file into firebase
funtion return song model
'''
file = eyed3.load(local_path)
tag = file.tag
resp_url = self.uploadFile(local_path, 'songs', tag.title + '.mp3')
song = model.Song(utils.generateID(), tag.title, tag.artist, tag.album,
utils.getNow(), 0, 'No Lyris', resp_url)
return song
def admin_song_update(song_id=0):
if song_id:
song_db = model.Song.get_by_id(song_id)
else:
song_db = model.Song()
if not song_db:
flask.abort(404)
form = SongUpdateAdminForm(obj=song_db)
album_dbs, album_cursor = model.Album.get_dbs()
member_dbs, member_cursor = model.Member.get_dbs()
form.album_key.choices = [('', u'-')] + [(c.key.urlsafe(), c.name)
for c in album_dbs]
form.writer_key.choices = [('', u'-')] + [(c.key.urlsafe(), c.name)
for c in member_dbs]
if flask.request.method == 'GET' and not form.errors:
form.album_key.data = song_db.album_key.urlsafe(
) if song_db.album_key else None
form.writer_key.data = song_db.writer_key.urlsafe(
) if song_db.writer_key else None
form.tags.data = config.TAG_SEPARATOR.join(form.tags.data)
if form.validate_on_submit():
form.album_key.data = ndb.Key(
urlsafe=form.album_key.data) if form.album_key.data else None
form.writer_key.data = ndb.Key(
urlsafe=form.writer_key.data) if form.writer_key.data else None
form.tags.data = util.parse_tags(form.tags.data)
form.populate_obj(song_db)
song_db.put()
return flask.redirect(
flask.url_for('admin_song_list', order='-modified'))
return flask.render_template(
'song/admin_song_update.html',
title=song_db.name if song_id else 'New Song',
html_class='admin-song-update',
form=form,
song_db=song_db,
back_url_for='admin_song_list',
api_url=flask.url_for(
'api.admin.song',
song_key=song_db.key.urlsafe() if song_db.key else ''),
)
existing_actor = model.Actor.query.filter_by(name=actor).first()
if (existing_actor):
existing_actor.movies.append(new_movie)
new_movie.actors.append(existing_actor)
else:
new_actor = model.Actor(name=actor)
new_actor.movies.append(new_movie)
new_movie.actors.append(new_actor)
db.session.add(new_actor)
db.session.add(new_movie)
with open('data/songs.csv', 'r', encoding='utf-8-sig') as songs_file:
reader = DictReader(songs_file)
for row in reader:
new_song = model.Song(name=row['name'])
# add artists
artists = row['artists'].split(";")
for artist_name in artists:
print(artist_name)
existing_artist = model.Artist.query.filter_by(
name=artist_name).first()
if (existing_artist):
existing_artist.songs.append(new_song)
new_song.artists.append(existing_artist)
else:
new_artist = model.Artist(name=artist_name)
new_artist.songs.append(new_song)
new_song.artists.append(new_artist)
db.session.add(new_artist)