class RecBySNS(object):
def __init__(self):
self.db = Database()
self.nlpir = PyNLPIR(self)
self.renren = Renren(self)
self.url = URL(self)
self.UA = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv: 17.0) Gecko/17.0 Firefox/17.0"
self.pos_blacklist_regexs = [
"^emoticon$",
"^title$",
"^ude.",
"^w.*",
"^vshi",
"^vyou",
"^p.*",
"^ule",
"^m.*",
"^cc",
"^session$",
]
def assign_recbysns_entity_sentiment(self):
for status in self.db.select_table(
"weibo_status",
"text like '%%《%%》%%' or \
text like '%%http://%%' or \
text like '%%https://%%'",
12696,
5,
):
sessions = self.nlpir.segment_weibo_status(status["text"])
i = 0
while i < len(sessions):
session = sessions[i]
entities = []
session_text = ""
for segment in session:
session_text += segment.rsplit("/", 1)[0]
if self.nlpir.get_POS(segment) == "title":
title = re.match(u"《(.*?)》/title", segment).group(1)
if self.db.select_douban_movie_by_title(title) or self.db.select_douban_book_by_title(title):
entities.append(segment)
elif self.nlpir.get_POS(segment) == "url":
match = re.search(u"(http.*)/url", segment)
if match is None:
print "###########%s###########" % segment
continue
url = match.group(1)
url = self.db.select_recbysns_url_by_short_url(url)
if url is None:
print "***********%s***********" % segment
continue
if self.url.is_video_url(url["origin_url"]):
entities.append(segment)
positions = {}
for entity in entities:
if entity in positions:
position = positions[entity] + 1
positions[entity] = position
else:
position = 0
positions[entity] = position
print status["text"]
print session_text
print entity
print "Type:"
type = int(sys.stdin.readline())
print "Sentiment:"
sentiment = int(sys.stdin.readline())
self.db.query(
"INSERT INTO recbysns_entity( \
entity, status_id, session, position, \
type, score) \
VALUES(%s, %s, %s, %s, %s, %s)",
(entity, status["id"], i, position, type, sentiment),
)
self.db.commit()
i = i + 1
def is_blacklist_word(self, word):
for pos_blacklist_regex in self.pos_blacklist_regexs:
if re.search(pos_blacklist_regex, self.nlpir.get_POS(word)):
return True
return False
class Douban(object):
def __init__(self):
self.client = \
DoubanClient('028bc5c2b034fb1c07a35148109ef154',
'2f42bec4d6a403b4',
'http://rec.jjyao.me',
'douban_basic_common,shuo_basic_r,shuo_basic_w')
#self.client.auth_with_code('39076cd663a27f06')
from recbysns import recbysns
self.recbysns = recbysns
self.db = Database()
self.cookie = 'bid="feXKjUDU9TI"; ue="*****@*****.**"; ll="118159"; ct=y; viewed="10001392_4025068_3098478_3302642_1434275_21760836_10537640_10522595_6799191"; dbcl2="51087586:lfMA83G6vyc"; ck="hW6b"; __utma=30149280.1374624205.1362216082.1368805078.1368838128.94; __utmb=30149280.31.10.1368838128; __utmc=30149280; __utmz=30149280.1368798357.92.42.utmcsr=movie.douban.com|utmccn=(referral)|utmcmd=referral|utmcct=/subject/11529526/; __utmv=30149280.5108; __utma=81379588.1127088638.1342424134.1368807092.1368838128.118; __utmb=81379588.52.8.1368843871481; __utmc=81379588; __utmz=81379588.1368798357.115.34.utmcsr=movie.douban.com|utmccn=(referral)|utmcmd=referral|utmcct=/subject/11529526/'
def __getattr__(self, attr):
return _Callable(self, attr, getattr(self.client, attr))
def book_search(self, **kw):
""" Fallback for book.search """
keyword = kw['q']
books = []
for i in [0, 15]:
url = 'http://book.douban.com/subject_search?start=%d&search_text=%s&cat=1001' % \
(i, keyword.encode('utf-8'))
html = pq(url=url, parser='html', opener=lambda url, **kw:
urllib2.urlopen(urllib2.Request(url, headers={
'User-Agent': self.recbysns.UA,
'Cookie': self.cookie}), timeout=10).read().
decode('utf8', 'ignore'))
for book in html('#content .subject-list .subject-item'):
book = pq(book)
collect_info = book('.info .collect-info span')
# I have not read the book
if len(collect_info) > 1:
state = pq(collect_info[1]).text()
if state == u'经常读':
continue
book_id = int(re.match('http://book.douban.com/subject/(\d+)/',
book('.pic .nbg').attr('href')).group(1))
title = book('.info h2 a').attr('title')
image = book('.pic .nbg img').attr('src')
pub = book('.info .pub').text()
rating = pq(book('.info .star'))
if rating('.rating_nums'):
numRaters = int(re.match(u'\((\d+)',
rating('.pl').text()).group(1))
average = rating('.rating_nums').text()
rating = {"numRaters": numRaters, "average": average}
else:
rating = {"numRaters": 0, "average": 0}
books.append({'id': book_id, 'title': title,
'image': image, 'pub': pub, 'rating': rating})
return {'books': books, 'total': len(books)}
def movie_search(self, **kw):
""" Fallback for movie.search """
keyword = kw['q']
url = 'http://movie.douban.com/subject_search?search_text=%s&cat=1002' % \
keyword.encode('utf-8')
html = pq(url=url, parser='html', opener=lambda url, **kw:
urllib2.urlopen(urllib2.Request(url, headers={
'User-Agent': self.recbysns.UA,
'Cookie': self.cookie}), timeout=10).read())
movies = []
for movie in html('#content table .item'):
movie = pq(movie)
id = int(re.match('http://movie.douban.com/subject/(\d+)/',
movie('.nbg').attr('href')).group(1))
image = movie('.nbg img').attr('src')
pub = movie('.pl2>.pl').text()
rating = pq(movie('.pl2 .star'))
if rating and rating('.rating_nums').text():
numRaters = int(re.match(u'\((\d+)',
rating('.pl').text()).group(1))
average = rating('.rating_nums').text()
rating = {"numRaters": numRaters, "average": average}
else:
rating = {"numRaters": 0, "average": 0}
titles = [title.strip()
for title in movie('.pl2>a').text().split('/')]
movies.append({'id': id, 'titles': titles,
'image': image, 'pub': pub, 'rating': rating})
return {'movies': movies, 'total': len(movies)}
def crawl_book(self):
#start = 63831 %《%》%
for book in self.db.select_table('douban_book', 'img_url is null'):
try:
result = douban.book.search(q=book['title'])
if int(result['total']) == 0:
print book['title']
continue
for result in result['books']:
if result['title'] == book['title']:
self.db.query("UPDATE douban_book SET id = %s, \
img_url = %s, pub = %s, \
raters_num = %s, score = %s \
WHERE id = %s",
(result['id'], result['image'],
result['pub'],
result['rating']['numRaters'],
result['rating']['average'],
book['id']))
self.db.commit()
break
except Exception as e:
print book['title']
print e
def crawl_movie(self):
for movie in self.db.select_table('douban_movie', 'img_url is null'):
try:
result = douban.movie.search(q=movie['title'])
if int(result['total']) == 0:
print movie['title']
continue
for result in result['movies']:
if movie['title'] in result['titles']:
self.db.query("UPDATE douban_movie SET id = %s, \
img_url = %s, pub = %s, \
raters_num = %s, score = %s \
WHERE id = %s",
(result['id'], result['image'],
result['pub'],
result['rating']['numRaters'],
result['rating']['average'],
movie['id']))
self.db.commit()
break
except Exception as e:
print movie['title']
print e
# coding=utf8
import codecs
from db import Database
NER_BOOK = 0
NER_MOVIE = 2
NER_VIDEO = 3
NER_OTHERS = -1
NER_MAGAZINE = 1
NER_MUSIC = 4
NER_TV_PROGRAM = 5
SA_POSITIVE = 1
SA_NETURAL = 0
SA_NEGATIVE = -1
db = Database()
SA_POSITIVE_EMOTICONS = set([emoticon['emoticon'] for emoticon in
db.select_table('weibo_emoticon', 'score = 1')])
SA_NEGATIVE_EMOTICONS = set([emoticon['emoticon'] for emoticon in
db.select_table('weibo_emoticon', 'score = -1')])
f = codecs.open('data/recbysns_positive_words.txt', 'r', 'utf8')
SA_POSITIVE_WORDS = set([word.strip() for word in f.readlines()])
f.close()
f = codecs.open('data/recbysns_negative_words.txt', 'r', 'utf8')
SA_NEGATIVE_WORDS = set([word.strip() for word in f.readlines()])
f.close()
f = codecs.open('data/recbysns_negatives.txt', 'r', 'utf8')
SA_NEGATIVES = set([word.strip() for word in f.readlines()])
f.close()
