def _generate_triples_for_existing_song(self, new_song, song_uri, dataset_uri, ngram_repo):
old_song = self._graph.get_song_by_uri(uri=song_uri)
set_old_forms = set(old_song.identifying_forms)
# Update canonical to include this source
for triple in self.update_canonical_to_include_source(entity_uri=song_uri,
dataset_uri=dataset_uri):
yield triple
# #####################
# Canonical
if new_song.canonical == old_song.canonical:
pass # We don't need to do anything
elif new_song.canonical not in set_old_forms:
for triple in self._generate_alt_title_triples_for_existing_song(song_uri=song_uri,
song=old_song,
dataset_uri=dataset_uri,
alt_title=new_song.canonical):
yield triple
else:
for triple in self._generate_updating_triples_for_existing_alt_title(song_uri=song_uri,
dataset_uri=dataset_uri,
alt_title=new_song.canonical):
yield triple
# #####################
# Artists
# # Triples of the artists
for artist in new_song.artists:
artist_uri = self._artist_to_triples.get_existing_artist_uri(artist=artist)
is_new_artist = False
if artist_uri is None:
artist_uri = self.generate_entity_uri(entity=artist,
alt_str=ArtistRawToTriplesUtils.prepare_alt_str_for_raw_artist(
artist))
is_new_artist = True
for triple in self._artist_to_triples. \
generate_needed_artist_of_unknown_type_triples(artist=artist,
dataset_uri=dataset_uri,
artist_uri=artist_uri,
is_new_artist=is_new_artist):
yield triple
# # Linking artist and song
yield (song_uri, FOAF.maker, artist_uri) # It may be repeated, but it does not matter.
# ########################
# Alt_titles
for an_alt_title in new_song.alternative_titles:
if an_alt_title == old_song.canonical:
pass # Nothing to do. Work already done.
elif an_alt_title not in set_old_forms:
for triple in self._generate_alt_title_triples_for_existing_song(song=old_song,
song_uri=song_uri,
dataset_uri=dataset_uri,
alt_title=an_alt_title):
yield triple
else:
for triple in self._generate_updating_triples_for_existing_alt_title(song_uri=song_uri,
dataset_uri=dataset_uri,
alt_title=new_song.canonical):
yield triple
# ########################
# Country
if new_song.country != old_song.country:
pass # TODO: NOT NECESSARY AT THIS POINT
else:
pass # TODO: NOT NECESSARY AT THIS POINT
# # Discogs elems
if new_song.discogs_index is not None:
for triple in SongToTriples._generate_discogs_id_triples(entity=new_song,
entity_uri=song_uri):
yield triple
if new_song.discogs_id is not None:
for triple in SongToTriples._generate_discogs_index_triples(entity=new_song,
entity_uri=song_uri):
yield triple
##USOS elems
if new_song.usos_transaction_id is not None:
for triple in SongToTriples._generate_usos_transaction_id(entity=new_song,
entity_uri=song_uri):
yield triple
if new_song.usos_isrc is not None:
for triple in SongToTriples._generate_usos_isrc(entity=new_song,
entity_uri=song_uri):
yield triple
def _generate_triples_for_new_song(self, song, dataset_uri, isolated_song=False):
song_uri = self.generate_entity_uri(entity=song,
alt_str=SongToTriples.prepare_alt_str_for_song(song))
# # triple of type
yield (song_uri, RDF.type, MO.track)
# # canonical
for triple in SongToTriples._generate_canonical_triples(song, song_uri, dataset_uri,
self._ngram_repo):
yield triple
# # Triples of the artists
artist_uri = None
for artist in song.artists:
is_new_artist = False
if not isolated_song:
artist_uri = self._artist_to_triples.get_existing_artist_uri(artist=artist)
is_new_artist = False
else:
artist_uri = None
if artist_uri is None:
artist_uri = self.generate_entity_uri(entity=artist,
alt_str=ArtistRawToTriplesUtils.prepare_alt_str_for_raw_artist(
artist))
is_new_artist = True
for triple in self._artist_to_triples. \
generate_needed_artist_of_unknown_type_triples(artist=artist,
dataset_uri=dataset_uri,
artist_uri=artist_uri,
is_new_artist=is_new_artist):
yield triple
# # Linking artist and song
yield (song_uri, FOAF.maker, artist_uri)
# # Alternative titles
for triple in SongToTriples._generate_alt_titles_triples_of_song(song=song,
song_uri=song_uri,
dataset_uri=dataset_uri,
ngram_repo=self._ngram_repo,
):
yield triple
# # Country
if song.country is not None:
for triple in SongToTriples._generate_country_triples(entity=song,
entity_uri=song_uri,
dataset_uri=dataset_uri):
yield triple
# # Discogs elems
if song.discogs_id is not None:
for triple in SongToTriples._generate_discogs_id_triples(entity=song,
entity_uri=song_uri):
yield triple
if song.discogs_index is not None:
for triple in SongToTriples._generate_discogs_index_triples(entity=song,
entity_uri=song_uri):
yield triple
##USOS elems
if song.usos_transaction_id is not None:
for triple in SongToTriples._generate_usos_transaction_id(entity=song,
entity_uri=song_uri):
yield triple
if song.usos_isrc is not None:
for triple in SongToTriples._generate_usos_isrc(entity=song,
entity_uri=song_uri):
yield triple
increase_song_count(entity_counter_repo=self._entity_counter_repo)