def get_release_cb (self, data, args):
(key, store, callback, cbargs) = args
if data is None:
print("musicbrainz release request returned nothing")
callback(True)
return
try:
parsed = dom.parseString(data)
storekey = RB.ExtDBKey.create_storage('album', key.get_field('album'))
# check that there's an artist that isn't 'various artists'
artist_tags = parsed.getElementsByTagName('artist')
print(artist_tags)
if len(artist_tags) > 0:
artist_id = artist_tags[0].attributes['id'].firstChild.data
if artist_id != MUSICBRAINZ_VARIOUS_ARTISTS:
# add the artist name (as album-artist) to the storage key
nametags = artist_tags[0].getElementsByTagName('name')
if len(nametags) > 0:
artistname = nametags[0].firstChild.data
storekey.add_field('artist', artistname)
else:
storekey.add_field("artist", key.get_field("artist"))
continue_search = True
# look for an ASIN tag
asin_tags = parsed.getElementsByTagName('asin')
if len(asin_tags) > 0:
asin = asin_tags[0].firstChild.data
image_url = AMAZON_IMAGE_URL % asin
print("got url %s" % image_url)
#now get file size before downloading
site = rb3compat.urlopen(image_url)
meta = site.info()
if rb3compat.PYVER >= 3:
size = meta.get_all('Content-Length')[0]
else:
size = meta.getheaders("Content-Length")[0]
if int(size) > 1000:
print(size)
store.store_uri(storekey, RB.ExtDBSourceType.SEARCH, image_url)
else:
print("no search")
print(size)
continue_search = False
else:
print("no ASIN for this release")
print(callback)
callback(continue_search)
except Exception as e:
print("exception parsing musicbrainz response: %s" % e)
callback(True)
def artist_info_cb (self, data):
if data is None:
print("last.fm query returned nothing")
self.callback (True)
return
encoding = chardet.detect(data)['encoding']
encoded = data.decode(encoding)
json_data = json.loads(encoded)
if 'artist' not in json_data:
print ("no artists found in data returned")
self.callback (True)
return
artist = json_data['artist']
# find image URLs
image_urls = []
if 'image' not in artist:
print ("no images found for artist")
self.callback (True)
return
for key in artist['image']:
for url in list(key.values()):
url.strip()
if url.endswith('.png') or url.endswith('.jpg'):
image_urls.append(url)
if len(image_urls) > 0:
# images tags appear in order of increasing size, and we want the largest. probably.
url = image_urls.pop()
#last check - ensure the size is relatively large to hide false positives
site = rb3compat.urlopen(url)
meta = site.info()
if rb3compat.PYVER >= 3:
size = meta.get_all('Content-Length')[0]
else:
size = meta.getheaders("Content-Length")[0]
if int(size) > 1000:
self.store.store_uri(self.current_key, RB.ExtDBSourceType.SEARCH, str(url))
self.callback(False)
return
self.callback (True)
def album_info_cb(self, data):
if data is None:
print("last.fm query returned nothing")
self.search_next()
return
parsed = dom.parseString(data)
# find image URLs
image_urls = []
for tag in parsed.getElementsByTagName('image'):
if tag.firstChild is None:
print("got useless image tag")
continue
url = tag.firstChild.data
url.strip()
if url != "":
print("found image url: %s" % url)
image_urls.append(url)
if len(image_urls) > 0:
# images tags appear in order of increasing size, and we want the largest. probably.
url = image_urls.pop()
# last check - ensure the size is relatively large to hide false positives
site = rb3compat.urlopen(url)
meta = site.info()
if rb3compat.PYVER >= 3:
size = meta.get_all('Content-Length')[0]
else:
size = meta.getheaders("Content-Length")[0]
if int(size) > 1000:
print(size)
self.store.store_uri(self.current_key, RB.ExtDBSourceType.SEARCH, url)
self.callback(False)
else:
self.search_next()
else:
self.search_next()
