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getTiebaPic.py
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getTiebaPic.py
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#!/usr/bin/env python
# -*- coding:utf-8 -*-
import urllib2
import re
import sys
from threading import Thread
import time
#from datetime import *
import random
import hashlib
import os
class tieba(object):
url = None
dirPath = None
__md5 = None
html = None
lz = None
def __init__(self,link):
self.url = link
self.dirPath = sys.path[0] + "/tieba/"
self.__md5 = hashlib.md5()
self.getHtml(link)
def getHtml(self,link):
req = urllib2.Request(link)
res = urllib2.urlopen(link)
self.html = res.read()
def getImages(self):
rc1 = '<img\s+class="BDE_Image".*?src="([^"]*)".*?>'
rc2 = '<img\s+src="([^"]*)".*?class="BDE_Image".*?>'
rc3 = '<img\s+pic_type="0".*?class="BDE_Image".*?src="([^"]*)".*?>'
#rc = '<img src="[^"]*" original="[^"]*" bpic="([^"]*)"[^>]*\/>'
images1 = re.findall(rc1, self.html)
images2 = re.findall(rc2, self.html)
images3 = re.findall(rc3, self.html)
images = images1+images2+images3
return images
def saveImg(self,z):
images = self.getImages()
path = self.getLZdir()
# if len(images)>0:
# p1 = "d:/TiebaPic/" + z
# os.mkdir(p1)
for i in images:
self.__md5.update(i)
fname = self.__md5.hexdigest()
fextention = os.path.splitext(i)
# fname = p1 + "//" + fname + fextention[1]
fname = "D://Studying//Python//TiebaPic//images//" + fname + fextention[1]
if os.path.exists(fname)==False:
req = urllib2.Request(i)
res = urllib2.urlopen(i)
pic = res.read()
f = open(fname, "wb");
f.write(pic);
f.close()
return(len(images))
def getAll(self):
baseurl = "http://tieba.baidu.com"
rc = '<a\s+href="(/p/[^"]*)">\d+</a>'
allpage = re.findall(rc,self.html,re.MULTILINE|re.DOTALL)
allpage = list(set(allpage))
if len(allpage)>0:
for i in allpage:
self.getHtml(baseurl+i)
self.saveImg()
def getLZdir(self):
username = self.getLz()
path = self.dirPath+username+"_"
#if os.path.exists(path)==False:
# os.makedirs(path)
return path
def getLz(self):
rc = '<a\s+alog-group="p_author".*class="p_author_name.*?"\s+href="[^"]*"\s+target="_blank">([^"]*)</a>'
username = re.findall(rc,self.html,re.MULTILINE|re.DOTALL)
if len(username)>0:
self.lz = username[0].decode('GBK')
else:
self.lz = "unknow"
return self.lz
class catchLinks(Thread):
baseurl = "http://tieba.baidu.com"
url = None
startPage = None
endPage = None
def __init__(self):
Thread.__init__(self)
self.url = "http://tieba.baidu.com/f?ie=utf-8&kw=k&tp=0&pn="
def getLinks(self, page):
url = self.url + str(page*50)
req = urllib2.Request(url)
res = urllib2.urlopen(url)
html = res.read()
rc = '<a href="([^"]*)" title="[^"]*" target="_blank" class="j_th_tit">[^"]*</a>'
#rc = '<img src="[^"]*" original="[^"]*" bpic="([^"]*)"[^>]*\/>'
links = re.findall(rc, html, re.MULTILINE | re.DOTALL)
return links
def run(self):
for i in range(0,2):
#t = tieba()
links = self.getLinks(i)
for l in links:
heihei = catchImages(self.baseurl+l+"?see_lz=1")
heihei.start()
#t.saveImg(imgs)
print "====================get page %d start====================" % i
sys.stdout.flush()
class catchImages(Thread):
url = None
def __init__(self, link):
Thread.__init__(self)
self.url = link
def run(self):
t = tieba(self.url)
x = self.url
y = x[25:35]
l = t.saveImg(y)
t.getAll()
print "get topic %s ok" % self.url
print "--get %d images in this topic" % l
sys.stdout.flush()
if __name__ == '__main__':
c = catchLinks()
c.start()