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$",
]
class RecBySNS(object):
def __init__(self):
self.db = Database()
self.nlpir = PyNLPIR(self)
self.renren = Renren(self)
self.url = URL(self)
self.UA = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv: 17.0) Gecko/17.0 Firefox/17.0"
self.pos_blacklist_regexs = [
"^emoticon$",
"^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
