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WeiboSocialGraph.py
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WeiboSocialGraph.py
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#!/usr/bin/env python2.7
#! -*- coding: utf-8 -*-
# Date (2012-01-31)
# Author (Junwei)
import json
import logging
import datetime
import threading
import Queue
import sys
import random
import time
from pymongo import ASCENDING
from pymongo import Connection
from pymongo.errors import ConnectionFailure
from WeiboCrawler import WeiboCrawler
# set up logger
logger = logging.getLogger("WeiboSocialGraph")
logFileName = "log/weibo/WeiboSocialGraph." + str(datetime.date.today()) + ".log"
fileHandler = logging.FileHandler(logFileName)
formatter = logging.Formatter("[%(asctime)s] [%(levelname)s] : %(message)s")
fileHandler.setFormatter(formatter)
logger.addHandler(fileHandler)
logger.setLevel(logging.INFO)
runtime = int(time.time()) # figure out how to extract logs from log file.
logger.info("Program Time Signature: [%s]" % runtime)
class WeiboSocialGraph(threading.Thread):
__DEBUG = True
def __init__(self, jobs, dbh, crawler):
threading.Thread.__init__(self)
self.jobs = jobs
self.dbh = dbh
self.crawler = crawler
def run(self):
while True:
(uid, tp, page) = self.jobs.get()
if WeiboSocialGraph.__DEBUG:
print (uid, tp, page)
counter = 0
limit = 3
while True:
time.sleep(random.randint(2, 4))
if tp == "att":
res = self.crawler.getFriends(uid, page=page)
else:
res = self.crawler.getFans(uid, page=page)
if res is None:
counter = counter + 1
if WeiboSocialGraph.__DEBUG:
print "[None:%s]%s, %s, %s" % (counter, uid, tp, page)
if counter > limit:
self.jobs.put((uid, tp, page)) # put the task back to task queue
self.jobs.task_done()
break
continue
try:
js = json.loads(res) # convert to json format
except Exception, e:
logger.info("[uid:%s] [type:%s] [page:%s]" % (uid, tp, page))
logger.info("response is: %s" % res)
logger.error(e)
print e
print "social graph json.loads exception"
print "response is %s" % res
counter = counter + 1
if counter > limit:
self.jobs.put((uid, tp, page))
self.jobs.task_done()
break
continue
if js['ok'] == -100: # need relogin
self.jobs.put((uid, tp, page))
self.jobs.task_done()
return
if js['ok'] == 0: # no more pages
self.jobs.task_done()
break
if js['ok'] != 1: # unknown error
logger.info("[uid:%s] [type:%s] [page:%s]" % (uid, tp, page))
logger.info("response is: %s" % res)
logger.error("reponse ok is: %s" % js['ok'])
logger.error("response msg is: %s" % js['msg'].encode("utf-8"))
print js['ok']
print js['msg'].encode("utf-8")
self.jobs.task_done()
break
try:
data = js['data']
peoples = []
uidpairs = []
for user in data:
if isinstance(user, unicode):
_uid = user.encode("utf-8")
else:
_uid = user
uidpair = dict()
if tp == "att": # user is uid's friends
uidpair['srcid'] = uid # uid follows _u
uidpair['destid'] = _uid
if tp == "fans": # user is uid's fans
uidpair['srcid'] = _uid # _u follows uid
uidpair['destid'] = uid
uidpairs.append(uidpair)
people = dict()
people['_id'] = _uid
people['nick'] = data[user]['nick'].encode("utf-8")
people['fans'] = data[user]['fans']
if data[user]['vip'] == 0:
people['vip'] = 0
else:
people['vip'] = 1
people['ta'] = data[user]['ta'].encode("utf-8")
people['vipReason'] = data[user]['vipReason'].encode("utf-8")
people['description'] = data[user]['description'].encode("utf-8")
people['location'] = data[user]['location'].encode("utf-8")
people['checkFans'] = 0
people['checkAtts'] = 0
people['iTime'] = int(time.time())
for key in people:
print "[%s]%s" % (key, people[key])
print "-------------------------"
peoples.append(people)
self.dbh.user.insert(peoples)
self.dbh.graph.insert(uidpairs)
except Exception, e:
print "analyize exception"
print e
logger.info("[uid:%s] [type:%s] [page:%s]" % (uid, tp, page))
logger.info("response is: %s" % res)
logger.error(e)
self.jobs.task_done()
break
class PrepareFansJobs(threading.Thread):
def __init__(self, users, jobs, dbh, crawler):
threading.Thread.__init__(self)
self.users = users
self.jobs = jobs
self.dbh = dbh
self.crawler = crawler
def run(self):
while True:
time.sleep(random.randint(2, 4))
uid = self.users.get()
# prepare fans jobs
url = "http://m.weibo.cn/attention/getAttentionList?type=fans&uid=%s" % uid
print url
res = self.crawler.getFans(uid)
if res is None:
self.users.put(uid) # put back
self.users.task_done()
print "[None]%s" % url
continue
try:
js = json.loads(res)
except Exception, e:
print "prepare fans jobs exception"
print res
self.users.put(uid) # put back
self.users.task_done()
print e
continue
ok = js['ok']
if ok == 0: # success: no fans
self.dbh.user.update({"_id": uid}, {"$set": {"checkFans":1}})
self.users.task_done()
continue
if ok == -100:
self.users.put(uid) # put back
self.users.task_done()
return
if ok != 1:
self.users.put(uid) # put back
self.users.task_done()
print "ok: %s" % ok
continue
maxPage = js['maxPage']
if maxPage > 500:
maxPage = 500
for page in range(1, maxPage+1):
self.jobs.put((uid, "fans", page))
# update db
self.dbh.user.update({"_id": uid}, {"$set": {"checkFans":1}})
self.users.task_done()
class PrepareAttsJobs(threading.Thread):
def __init__(self, users, jobs, dbh, crawler):
threading.Thread.__init__(self)
self.users = users
self.jobs = jobs
self.dbh = dbh
self.crawler = crawler
def run(self):
while True:
time.sleep(random.randint(2, 4))
uid = self.users.get()
# prepare att jobs
url = "http://m.weibo.cn/attention/getAttentionList?type=att&uid=%s" % uid
print url
res = self.crawler.getFriends(uid)
if res is None:
self.users.put(uid)
self.users.task_done()
print "[None]%s" % url
continue
try:
js = json.loads(res)
except Exception, e:
print "prepare atts jobs except"
print res
self.users.put(uid)
self.users.task_done()
print e
continue
ok = js['ok']
if ok == 0: # success: no atts
self.dbh.user.update({"_id": uid}, {"$set": {"checkAtts": 1}})
self.users.task_done()
continue
if ok == -100: # need to relogin
self.users.put(uid)
self.users.task_done()
print res
print "ok: -100"
return
if ok != 1:
self.users.put(uid)
self.users.task_done()
print "ok: %s" % ok
continue
maxPage = js['maxPage']
if maxPage > 500:
maxPage = 500
for page in range(1, maxPage+1):
self.jobs.put((uid, "att", page))
self.dbh.user.update({"_id": uid}, {"$set": {"checkAtts": 1}})
self.users.task_done()
def main():
try:
connect = Connection(host="localhost", port=27017)
print "Connected Successfully"
except ConnectionFailure, e:
sys.stderr.write("Could not connect to MongoDB: %s" % e)
sys.exit(1)
# Get a Database handle
dbh = connect['weibo']
fans = Queue.Queue()
atts = Queue.Queue()
jobs = Queue.Queue()
wc = WeiboCrawler()
accounts = wc.getAllGsidProxyPair()
for account in accounts:
gsid, proxy = account[0], account[1]
print gsid, proxy
wct = WeiboCrawler(gsid=gsid, proxy=proxy)
wct.setGsid(gsid)
wct.setProxy(proxy)
wsg = WeiboSocialGraph(jobs, dbh, wct)
wsg.setDaemon(True)
wsg.start()
paj = PrepareAttsJobs(atts, jobs, dbh, wct)
paj.setDaemon(True)
paj.start()
while True:
users = dbh.user.find({"checkAtts":0}, {"_id":1}, limit=10, sort=[("iTime", ASCENDING)])
# users = dbh.user.find({"checkFans":0, "checkAtts":0, "fans":{"$lte": 5000}}, {"_id":1}, limit=10, sort=[("iTime", ASCENDING)])
for user in users:
print user['_id']
logger.info("[job][%s]" % user['_id'])
atts.put(user['_id'])
while True:
print "jobs: %s" % jobs.qsize()
if jobs.empty() == True and fans.empty() == True and atts.empty() == True:
break
time.sleep(30)
print "done"
if __name__ == "__main__":
main()
logger.info("Program Time Signature: [%s]" % runtime)