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class Song:
"""The Song class offers an abstraction of a song."""
_data=None
def __init__(self, data):
self._data=data
if 'id' in self._data:
self._data['id']=int(self._data['id'])
if 'track' in self._data:
# make sure the track is a valid number!
t=self._data['track']
for i in xrange(len(t)):
if ord(t[i])<ord('0') or ord(t[i])>ord('9'):
try:
self._data['track']=int(t[0:i])
except:
self._data['track']=-1
break
self._data['track']=int(self._data['track'])
def getID(self):
"""Get the ID."""
return self.getTag('id', '-1')
def getTitle(self):
"""Get the title."""
return self.getTag('title', self._data['file'])
def getArtist(self):
"""Get the artist."""
return self.getTag('artist', self._data['file'])
def getTrack(self):
"""Get the track."""
return self.getTag('track')
def getAlbum(self):
"""Get the album."""
return self.getTag('album')
def getFilepath(self):
"""Get the filepath."""
return self._data['file']
def __str__(self):
return "%s - %s [%s]" % (self.getTag('artist'), self.getTag('title'), self.getTag('album'))
def getTag(self, tag, default=''):
"""Get a tag. If it doesn't exist, return $default."""
if tag in self._data:
return self._data[tag]
if tag=='song':
return self
return default
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