python 爬去游民每日囧图2019版

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# -*-coding:UTF-8-*-
import sys
import re
import urllib
import requests
import threading
import os
from PyQt4 import QtCore, QtGui

filepath = 'D:\\youminimge'
if (not os.path.exists(filepath)):
    os.mkdir(filepath)

def clear():
    for filename in os.listdir(filepath.decode("utf-8")):
        # print filename
        os.remove(os.path.join(filepath, filename))

clear()
src = '<img class="picact".*?src="(.*?)"'
detail1 = '<img class="picact".*?<br>(.*?)</p>'
member = '<p align="center"><.*?</p>'
titlelist = []
urllist = []
img = re.compile(src)
detail = re.compile(detail1)
mem = re.compile(member)


def gethtml(url):
    # 获取网页所有源码
    r = requests.get(url)
    return r.content.replace('\n', "")


def getimg(html, s):
    # 下载图片
    global img
    try:
        memlist = re.findall(mem, html)
        inde = 0
        for i in memlist:
            # print i
            imglist = re.findall(img, i)
            titles = re.findall(detail, i.replace('&nbsp; ', '').replace('&nbsp;', ''))
            for j in imglist:
                # 下载图片
                # print j
                tit = titles[0] if len(titles) > 0 else ["A", "B", "C", "D", "E"][inde]
                inde += 1
                # print tit
                urllib.urlretrieve(j, filepath + '\\' + str(s) + "--" + unicode(tit.decode("utf-8")) + j[-4:])
    except:

        pass


class getmy(threading.Thread):
    # 创建多线程
    def __init__(self, url, begin, end):
        threading.Thread.__init__(self)
        self.url = url
        self.begin = begin
        self.end = end

    def run(self):
        try:
            for i in range(self.begin, self.end + 1):
                s = i
                if i == 1:
                    i = ''
                else:
                    i = '_' + str(i)
                murl = self.url[:-6] + str(i) + self.url[-6:]
                print murl
                getimg(gethtml(murl), s)
        except:
            pass


def getbaseurl():
    url = 'http://www.gamersky.com/ent/'  # 游民每日图片发布页
    r = requests.get(url)
    s = r.content
    urlhtm1 = '<a class="img1 countHit" target="_blank" .*?</a>'  # 寻找图片发布页网址所在的html区域
    urlhtm2 = '<a class="img2 countHit" target="_blank" .*?</a>'
    herfhtm = 'https:.*?shtml'  # 图片发布页网址
    title = '<div class="txt">(.*?)</div>'
    urs1 = re.compile(urlhtm1)
    urs2 = re.compile(urlhtm2)
    # urs=re.compile(herfhtm)
    urllist1 = re.findall(urs1, s)  # 查找所有最新图片发布页网址
    urllist2 = re.findall(urs2, s)
    divlist = urllist1 + urllist2
    print urllist1

    for i in divlist:
        urllist.append(re.search(herfhtm, i).group())
        title1 = re.search(title, i).group(1)
        titlelist.append(unicode(title1.decode("utf-8")))


class HelloPyQt(QtGui.QWidget):
    def __init__(self, fruit, parent=None):
        super(HelloPyQt, self).__init__(parent)
        self.setWindowTitle("游民星空".decode("utf-8"))
        self.fruit = fruit
        self.btnPress = QtGui.QPushButton("clear")
        self.fruits = QtGui.QListWidget()
        self.fruits.addItems(fruit)
        self.fruits.itemDoubleClicked.connect(self.item_double_clcik)
        layout = QtGui.QVBoxLayout()
        layout.addWidget(self.fruits)
        layout.addWidget(self.btnPress)
        self.setLayout(layout)
        self.btnPress.clicked.connect(self.btnPress_Clicked)

    def btnPress_Clicked(self):
        clear()

    def item_double_clcik(self, item):
        targeturl = urllist[self.fruits.row(item)]
        print targeturl
        threads = []
        i = 1
        j = 5
        # 每个线程下载5页，一共下载50页
        for s in range(10):
            threads.append(getmy(targeturl, i, j))
            i += 5
            j += 5

        for t in threads:
            t.start()
        for t in threads:
            t.join()


if __name__ == '__main__':
    getbaseurl()
    app = QtGui.QApplication(sys.argv)
    mainWindow = HelloPyQt(titlelist)
    mainWindow.show()
    sys.exit(app.exec_())

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