def testGetLyricsXML(self):
'''testGetLyricsXML - Ensures the lyrics are fetched correctly'''
lyrics = LyricsDownloader('On A Plain', 'Nirvana', False)
lyrics._clean_up_artist_title()
test_xml = urllib.urlopen(THIS_DIR +
'/data/LyricsDownloader/lyrics_xml').read()
self.assertEqual(lyrics._get_lyrics_xml(), test_xml)
def testGetLyricsXML(self):
'''testGetLyricsXML - Ensures the lyrics are fetched correctly'''
lyrics = LyricsDownloader('On A Plain', 'Nirvana', False)
lyrics._clean_up_artist_title()
test_xml = urllib.urlopen(THIS_DIR +
'/data/LyricsDownloader/lyrics_xml').read()
self.assertEqual(lyrics._get_lyrics_xml(), test_xml)
def testCleanUpArtistTitle(self):
'''testCleanUpArtistTitle - Ensures the artist is converted for use in
the url'''
callback = False
lyrics = LyricsDownloader('Foo', "Test 123 ()$^*=:;|#@}{][!,.-_\\&'",
callback)
lyrics._clean_up_artist_title()
self.assertEqual(lyrics.artist,
'test%20123%20()$^*=:;|#@}{][!,.-_\\%%')
def testCleanUpArtistTitle(self):
'''testCleanUpArtistTitle - Ensures the artist is converted for use in
the url'''
callback = False
lyrics = LyricsDownloader('Foo', "Test 123 ()$^*=:;|#@}{][!,.-_\\&'" ,
callback)
lyrics._clean_up_artist_title()
self.assertEqual(lyrics.artist,
'test%20123%20()$^*=:;|#@}{][!,.-_\\%%')
def testParseLyricsXML(self):
'''testParseLyricsXML - Ensures the lyrics are parsed correctly'''
callback = False
lyrics = LyricsDownloader('On A Plain', 'Nirvana', callback)
test_xml = urllib.urlopen(THIS_DIR +
'/data/LyricsDownloader/lyrics_xml').read()
final_lyrics = lyrics._parse_lyrics_xml(test_xml)
temp = open(THIS_DIR + '/data/LyricsDownloader/final_lyrics')
final_lyrics_from_file = temp.read()
self.assertEqual(final_lyrics, final_lyrics_from_file)
def testParseLyricsXML(self):
'''testParseLyricsXML - Ensures the lyrics are parsed correctly'''
callback = False
lyrics = LyricsDownloader('On A Plain', 'Nirvana', callback)
test_xml = urllib.urlopen(THIS_DIR +
'/data/LyricsDownloader/lyrics_xml').read()
final_lyrics = lyrics._parse_lyrics_xml(test_xml)
temp = open(THIS_DIR + '/data/LyricsDownloader/final_lyrics')
final_lyrics_from_file = temp.read()
self.assertEqual(final_lyrics, final_lyrics_from_file)
def fetch_lyrics(self, callback=False):
'''Fetch lyrics from the Internet using the LyricsDownloader, use a
callback function to indicate completion since LyricsDownloader is
asynchronous. Callback function must take lyrics as only input
parameter.'''
if not callback:
callback = self.set_lyrics
if not self.has_lyrics():
self.ld = LyricsDownloader(self.title, self.artist, callback)
self.ld.search()
def testLyricsConstructor(self):
'''testMetadataConstructor - Ensures instantiation of Lyric Downloader
class'''
callback = False
lyrics = LyricsDownloader('Foo', 'Bar', callback)
self.assertTrue(isinstance(lyrics, LyricsDownloader))
class Track(Playable):
'''Representation of a music track.'''
def __init__(self, filename, title, number, artist, album, year, length,
lyrics, create_album_callback):
Playable.__init__(self)
# Check that these fields are integers
for field in [number, year, length]:
if type(field) != int:
raise TrackTypeError("%s is not an integer" % field)
self.filename = filename
self.title = title
self.number = number
self.artist = artist
self._album = album
self.year = year
# Length of the track in seconds (example 240)
self.length = length
self._lyrics = lyrics
self.create_album_callback = create_album_callback
@property
def album(self):
'''Get the album object and use the callback if it's not an instance.'''
if not isinstance(self._album, Album):
album = self.create_album_callback(self._album)
self._album = album
return album
else:
return self._album
@property
def length_string(self):
'''Return length as a human readable string. Example: 2:46.'''
return str(self.length / 60) + ":" + str.zfill(str(self.length % 60), 2)
def _get_lyrics(self):
'''Get the track lyrics.'''
return self._lyrics
def _set_lyrics(self, lyrics):
'''Set the lyrics. LyricsDownloader returns None if it can't find
anything so ensure that using lyrics is always a string.'''
if lyrics is None:
self._lyrics = ''
else:
self._lyrics = lyrics
lyrics = property(_get_lyrics, _set_lyrics)
def has_lyrics(self):
'''Test if the track has any lyrics.'''
if self.lyrics == "":
return False
else:
return True
def fetch_lyrics(self, callback=False):
'''Fetch lyrics from the Internet using the LyricsDownloader, use a
callback function to indicate completion since LyricsDownloader is
asynchronous. Callback function must take lyrics as only input
parameter.'''
if not callback:
callback = self.set_lyrics
if not self.has_lyrics():
self.ld = LyricsDownloader(self.title, self.artist, callback)
self.ld.search()
def get_album_art_url(self):
'''Get the album art location if it exists.'''
if self.album.has_album_art():
return self.album.album_art_url
else:
return None
# Implement playable interface
def get_title(self):
'''Get the title.'''
return self.title
def get_type(self):
'''Get the type.'''
return Playable.AUDIO_STREAM
def get_uri(self):
'''Get the URI.'''
return "file://" + self.filename
