/
__init__.py
340 lines (319 loc) · 13.9 KB
/
__init__.py
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# -*- coding: utf-8 -*-
PLUGIN_NAME = u"AllMusic Genres"
PLUGIN_AUTHOR = u"Dave Hayes"
PLUGIN_DESCRIPTION = "Scrape AllMusic for Genre Tags"
PLUGIN_VERSION = "0.1"
PLUGIN_API_VERSIONS = ["0.9.0", "0.10"]
try:
from BeautifulSoup import BeautifulSoup
except:
try:
from picard.plugins.allmusic.BeautifulSoup import BeautifulSoup
except:
raise ImportError, "Could not import BeautifulSoup. Get it at http://www.crummy.com/software/BeautifulSoup/"
from PyQt4 import QtCore
from picard.ui.options import register_options_page, OptionsPage
from picard.config import BoolOption, IntOption, TextOption
#from picard.plugins.allmusic.ui_options_allmusic import Ui_AllMusicOptionsPage
from picard.metadata import register_album_metadata_processor, register_track_metadata_processor
from picard.util import partial, translate_artist
from picard.similarity import similarity2
import re
def ununicode (unicrap):
xlate={0xc0:'A', 0xc1:'A', 0xc2:'A', 0xc3:'A', 0xc4:'A', 0xc5:'A',
0xc6:'Ae', 0xc7:'C',
0xc8:'E', 0xc9:'E', 0xca:'E', 0xcb:'E',
0xcc:'I', 0xcd:'I', 0xce:'I', 0xcf:'I',
0xd0:'Th', 0xd1:'N',
0xd2:'O', 0xd3:'O', 0xd4:'O', 0xd5:'O', 0xd6:'O', 0xd8:'O',
0xd9:'U', 0xda:'U', 0xdb:'U', 0xdc:'U',
0xdd:'Y', 0xde:'th', 0xdf:'ss',
0xe0:'a', 0xe1:'a', 0xe2:'a', 0xe3:'a', 0xe4:'a', 0xe5:'a',
0xe6:'ae', 0xe7:'c',
0xe8:'e', 0xe9:'e', 0xea:'e', 0xeb:'e',
0xec:'i', 0xed:'i', 0xee:'i', 0xef:'i',
0xf0:'th', 0xf1:'n',
0xf2:'o', 0xf3:'o', 0xf4:'o', 0xf5:'o', 0xf6:'o', 0xf8:'o',
0xf9:'u', 0xfa:'u', 0xfb:'u', 0xfc:'u',
0xfd:'y', 0xfe:'th', 0xff:'y',
0xa1:'!', 0xa2:'{cent}', 0xa3:'{pound}', 0xa4:'{currency}',
0xa5:'{yen}', 0xa6:'|', 0xa7:'{section}', 0xa8:'{umlaut}',
0xa9:'{C}', 0xaa:'{^a}', 0xab:'<<', 0xac:'{not}',
0xad:'-', 0xae:'{R}', 0xaf:'_', 0xb0:'{degrees}',
0xb1:'{+/-}', 0xb2:'{^2}', 0xb3:'{^3}', 0xb4:"'",
0xb5:'{micro}', 0xb6:'{paragraph}', 0xb7:'*', 0xb8:'{cedilla}',
0xb9:'{^1}', 0xba:'{^o}', 0xbb:'>>',
0xbc:'{1/4}', 0xbd:'{1/2}', 0xbe:'{3/4}', 0xbf:'?',
0xd7:'*', 0xf7:'/'
}
r = ''
for i in unicrap:
if xlate.has_key(ord(i)):
r += xlate[ord(i)]
elif ord(i) >= 0x80:
pass
else:
r += str(i)
return r
def get_close_matches(search_string, search_set, max_results, min_score):
winners = []
matches = []
for items in search_set:
score = similarity2(search_string, items)
if score > min_score:
winners.append([score, items])
if winners == []:
return []
winners.sort()
winners.reverse()
for items in winners:
if len(matches) < max_results:
matches.append(items[1])
return matches
def finalize_genres(styles, metadata, target, albumtitle, albumartist, album, html):
if styles == [] and target == "album_data" and albumartist != "Various Artists":
album._requests += 1
album.tagger.xmlws.add_task(partial(artist_search, album, metadata, albumtitle, albumartist), position=1)
elif styles == [] and (target == "artist_data" or target == "artist_search"):
album._requests += 1
album.tagger.xmlws.add_task(partial(scrape_genres, html, album, "scrape_genre", albumtitle, albumartist, metadata), position=1)
elif styles == []:
print " * Dang, couldn't find anything!\n"
else:
metadata["genre"] = styles
for track in album._new_tracks:
track.metadata["genre"] = styles
print "\n"
def scrape_genres(html, album, target, albumtitle, albumartist, metadata):
styles = []
print " * Scraping genres:",
try:
for style in html.find(text="Begin Genre Listing").findNext('td').div.ul.findAll('a'):
styles.append(style.contents[0].replace("/ ","/").replace("R&B;", "R&B"))
if styles == []:
print "none"
for style in styles:
if style != styles[0]:
print "\b, " + style,
else:
print style,
except:
print "none"
finally:
finalize_genres(styles, metadata, target, albumtitle, albumartist, album, html)
album._requests -= 1
album._finalize_loading(None)
def scrape_styles(html, album, target, albumtitle, albumartist, metadata):
styles = []
print " * Scraping styles:",
try:
for style in html.find(text="Genre Listing").findNext('td').div.ul.findAll('a'):
styles.append(style.contents[0].replace("/ ","/").replace("R&B;", "R&B"))
if styles == []:
print "none"
for style in styles:
if style != styles[0]:
print "\b, " + style,
else:
print style,
except:
print "none"
finally:
finalize_genres(styles, metadata, target, albumtitle, albumartist, album, html)
album._requests -= 1
album._finalize_loading(None)
def parse_artist_search(search_results, albumartist):
brackets = re.compile(r" \[.*]")
results = []
artists = []
print " * Parsing artist search results",
try:
for listings in search_results.find(id="results-table").findAll('tr'):
try:
artist_string = listings.find(style="width:290px;word-wrap:break-word;").find('a').string
artist_url = listings.find(style="width:290px;word-wrap:break-word;").find('a')['href']
artist_string = unicode(ununicode(re.sub(r" \[.*]", r"", artist_string)))
results.append([artist_string,artist_url])
artists.append(artist_string)
except:
pass
except:
pass
if results == []:
print "[fail]"
return
print "[ OK ]"
print " * Looking for a close match:",
match = get_close_matches(albumartist, artists, 1, 0.85)
if match == []:
print "none"
return None
print match[0]
for search in results:
if match[0] == search[0]:
return search[1]
return None
def parse_album_search(search_results, albumartist, albumtitle):
results = []
strings = []
artists = []
condense = []
titles = []
print " * Parsing album search results",
try:
for listings in search_results.find(id="results-table").findAll('tr', attrs={"class" : "visible"}):
try:
artist_string = unicode(ununicode(listings.find(style="width:206px;word-wrap:break-word;").string))
album_string = unicode(ununicode(listings.find(style="width:230px;word-wrap:break-word;").a.string))
album_url = unicode(ununicode(listings.find(style="width:230px;word-wrap:break-word;").a["href"]))
artist_string = artist_string.replace('Original Soundtrack','Various Artists')
search_string = artist_string + album_string
results.append([artist_string, album_string, search_string, album_url])
except:
pass
except:
pass
if results == []:
print "[fail]"
return None
print "[ OK ]"
for records in results:
strings.append(records[2])
artists.append(records[0])
print " * Looking for a close match:",
artist_match = get_close_matches(albumartist, artists, 3, 0.87)
if artist_match != []:
for search in results:
for items in artist_match:
if items == search[0]:
if search[3] in condense:
pass
else:
condense.append(search)
for records in condense:
titles.append(records[1])
album_match = get_close_matches(albumtitle, titles, 1, 0.75)
if album_match != []:
for search in condense:
if album_match[0] == search[1]:
print search[1] + " by " + search[0]
return search[3]
search_string = albumartist + albumtitle
match = get_close_matches(search_string, strings, 1, 0.87)
if match == []:
print "none"
return None
for search in results:
if match[0] == search[2]:
print search[1] + " by " + search[0]
return search[3]
return None
def sanitize_data(data, albumartist):
data = data.replace('style=padding-right:20px;"','')
if albumartist == u"Various Artists":
data = data.replace('<class="subtitle">Various Artists', '<a href="" class="subtitle">Various Artists</a>')
data = re.sub(r"(?is)(<script[^>]*>)(.*?)(</script>)", " ", data)
data = data.replace('<td colspan="2" height=280px">','<td colspan="2" height="280px">')
data = data.replace('<<', '<<')
data = data.replace('>>', '>>')
data = data.replace('&', '&')
return data
def _data_downloaded(album, target, albumtitle, albumartist, metadata, data, http, error):
try:
if error:
print "[fail] "
print str(http.errorString())
album.log.error(str(http.errorString()))
else:
print "[ OK ] "
data = sanitize_data(data, albumartist)
try:
html = BeautifulSoup(data)
except:
print " * CRAP! Looks like we're getting bad (album) HTML from allmusic.com\n"
if target == "album_search" or target == "album_data":
album._requests += 1
print " * Sending artist search request",
artist_search(album, metadata, albumtitle, albumartist)
return
if target == "artist_search" or target == "artist_data":
return
if target == "album_search":
album_url = parse_album_search(html, albumartist, albumtitle)
if album_url != None:
print " * Requesting album data",
album._requests += 1
get_data(album_url, "album_data", albumtitle, albumartist, album, metadata)
elif albumartist != "Various Artists":
print " * Sending artist search request",
album._requests += 1
artist_search(album, metadata, albumtitle, albumartist)
else:
finalize_genres([], metadata, "scrape_genre", albumtitle, albumartist, album, html)
try:
if target == "artist_search" and html.find('title').string == "allmusic":
artist_url = parse_artist_search(html, albumartist)
if artist_url == None:
finalize_genres([], metadata, target, albumtitle, albumartist, album, html)
else:
print " * Requesting artist data",
album._requests += 1
get_data(artist_url, "artist_data", albumtitle, albumartist, album, metadata)
if target == "album_data" or target == "artist_data" or (target == "artist_search" and html.find('title').string != "allmusic"):
album._requests += 1
scrape_styles(html, album, target, albumtitle, albumartist, metadata)
except:
print " * CRAP! Looks like we're getting bad (artist) HTML from allmusic.com\n"
finally:
album._requests -= 1
album._finalize_loading(None)
def get_data(path, target, albumtitle, albumartist, album, metadata):
try:
album._requests += 1
album.tagger.xmlws.download("allmusic.com", 80, str(path),
partial(_data_downloaded, album, target, albumtitle, albumartist, metadata), position=1)
finally:
album._requests -= 1
return False
def _post(album, host, port, path, data, handler):
header = album.tagger.xmlws._prepare("POST", host, port, path)
album.tagger.xmlws.log.debug("POST-DATA %r", data)
requestid = album.tagger.xmlws.request(header, data)
album.tagger.xmlws._request_handlers[requestid] = (handler, False)
return True
def post(album, host, port, path, data, handler, position=None):
func = partial(_post, album, host, port, path, data, handler)
album.tagger.xmlws.add_task(func, position)
def post_data(search_data, target, albumtitle, albumartist, album, metadata):
print search_data,
try:
album._requests += 1
post(album, "allmusic.com", 80, "/cg/amg.dll", search_data,
partial(_data_downloaded, album, target, albumtitle, albumartist, metadata), position=1)
finally:
album._requests -= 1
return False
def album_search(album, metadata, albumtitle, albumartist):
search_data = "P=amg&opt1=2&sql=" + QtCore.QUrl.toPercentEncoding(albumtitle)
return post_data(search_data, "album_search", albumtitle, albumartist, album, metadata)
def artist_search(album, metadata, albumtitle, albumartist):
search_data = "P=amg&opt1=1&sql=" + QtCore.QUrl.toPercentEncoding(albumartist)
return post_data(search_data, "artist_search", albumtitle, albumartist, album, metadata)
def clean_album_title(albumtitle):
albumtitle = re.sub(r"\s+\(disc (\d+)(?::\s+([^)]+))?\)", r"", albumtitle)
albumtitle = re.sub(r"\s+\(bonus disc(?::\s+([^)]+))?\)", r"", albumtitle)
return albumtitle
def allmusic_genre(album, metadata, release):
if metadata["albumartist"] != "Various Artists":
albumartist = translate_artist(metadata['artist'], metadata['artistsort'])
else:
albumartist = metadata["albumartist"]
albumtitle = clean_album_title(metadata["album"])
albumartist = unicode(ununicode(albumartist))
albumtitle = unicode(ununicode(albumtitle))
print " * Looking for " + albumtitle + " by " + albumartist
print " * Sending album search request",
album._requests += 1
album.tagger.xmlws.add_task(partial(album_search, album, metadata, albumtitle, albumartist), position=1)
register_album_metadata_processor(allmusic_genre)
#register_options_page(AllMusicOptionsPage)