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from PyQt4 import QtCore
from misc import ORGNAME, APPNAME, sec2min
import os
# compare two songs with respect to their album
def isSameAlbum(song1, song2):
return song1.getAlbum()==song2.getAlbum() \
and song1.getTag('date')==song2.getTag('date')
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 TypeError:
self._data['track']=-1
break
self._data['track']=int(self._data['track'])
# ensure all string-values are utf-8 encoded
for tag in self._data.keys():
if isinstance(self._data[tag], str):
self._data[tag]=unicode(self._data[tag], "utf-8")
if 'time' in self._data:
self._data['time'] = int(self._data['time'])
self._data['timems'] = '%i:%i'%(self._data['time'] / 60, self._data['time'] % 60)
self._data['length'] = sec2min(self._data['time'])
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 match(self, str):
"""Checks if the string str matches this song. Assumes str is lowercase."""
return str.__str__() in self.__str__().lower()
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.__str__()
return default
def expand_tags(self, str):
"""Expands tags in form $tag in str."""
ret = str
for tag in self._data:
ret = ret.replace('$' + tag, unicode(self._data[tag]))
return ret
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