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Copy path央视新闻.py
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央视新闻.py
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# -*- coding: utf-8 -*-
import sys
from moban import ChildWindow as a
from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
from PyQt5 import QtCore, QtGui, QtWidgets
import requests
import re
class ChildWindow(a):
def __init__(self, parent=None):
super(ChildWindow, self).__init__(parent)
# 选择开启的功能
def open_chose(self):
# self.open1()
# self.open2()
# self.open3()
self.open4()
self.open5()
# self.open6()
# self.open7()
# 检查参数是否正确
def find_error(self):
self.interface_data_state = True
# if not self.param["1 1"]:
# self.interface_data_state = False
# if not self.in_address:
# self.interface_data_state = False
if self.param["4 1"] > self.param["4 2"]:
self.interface_data_state = False
self.textBrowser_3.append("页码参数设置有误，请重新输入")
if self.param["5"] == []:
self.interface_data_state = False
self.textBrowser_3.append("请至少勾选一个项目")
# 显示参数列表
def show_param(self):
if self.param["3 3"]:
text3 = "全部"
else:
text3 = self.param["3 1"] + " 到 " + self.param["3 2"]
if self.param["4 3"]:
text4 = "全部"
else:
text4 = self.param["4 1"] + " 到 " + self.param["4 2"]
self.textBrowser_1.setText(
# "关键字：" + self.param["1 1"] +
# "\r关键字：" + self.param["1 2"] +
# "\r搜索规则：" + self.param["2 1"] + " " + self.param["2 2"] + " " + self.param["2 3"] +
# "\r价格区间：" + text3 +
"搜索页数：" + text4 +
"\r多选项目：" + str(self.param["5"])
# "\r日期：" + self.param["6 1"] + " 至 " + self.param["6 2"]
)
def set_all(self):
print("yangshi")
self.thread = yangshi()
self.thread.error_thread.connect(self.add_text)
self.thread.result_thread.connect(self.show_table)
self.thread.state_thread.connect(self.over_thread)
self.thread.msg_thread.connect(self.show_msg)
self.thread.img_thread.connect(self.show_img)
self.pushButton_5.clicked.connect(self.thread.break_work)
# 子窗口名字修改
self.setWindowTitle("央视新闻爬虫")
# 子窗口最大化
# self.showMaximized()
# box标题
self.groupBox.setTitle("央视新闻")
# 表格
self.table_list = ["分类", "id", "图片2", "标题", "关键字", "图片1", "时间", "简要", "网址"]
self.spinBox_5.setRange(1, 7)
self.spinBox_6.setRange(1, 7)
self.checkBox_12.setText("新闻")
self.checkBox_13.setText("国内")
self.checkBox_21.setText("国际")
self.checkBox_22.setText("社会")
self.checkBox_23.setText("法制")
self.checkBox_31.setText("文娱")
self.checkBox_32.setText("科技")
self.checkBox_33.setText("生活")
self.checkBox_41.setText("教育")
def show_table(self, a):
self.model.appendRow(
[QStandardItem(str(a["type"])),
QStandardItem(str(a["id"])),
QStandardItem(str(a["image2"])),
QStandardItem(str(a["title"])),
QStandardItem(str(a["keywords"])),
QStandardItem(str(a["image"])),
QStandardItem(str(a["focus_date"])),
QStandardItem(str(a["brief"])),
QStandardItem(str(a["url"]))
]
)
self.tableView.scrollToBottom()
self.sheet.write(self.book_row, 0, a["type"])
self.sheet.write(self.book_row, 1, a["id"])
self.sheet.write(self.book_row, 2, a["image2"])
self.sheet.write(self.book_row, 3, a["title"])
self.sheet.write(self.book_row, 4, a["keywords"])
self.sheet.write(self.book_row, 5, a["image"])
self.sheet.write(self.book_row, 6, a["focus_date"])
self.sheet.write(self.book_row, 7, a["brief"])
self.sheet.write(self.book_row, 8, a["url"])
self.book_row = self.book_row + 1
class yangshi(QThread):
result_thread = pyqtSignal(dict)
error_thread = pyqtSignal(str)
state_thread = pyqtSignal(bool)
msg_thread = pyqtSignal(str)
img_thread = pyqtSignal(int)
def __init__(self, parent=None):
super(yangshi, self).__init__(parent)
self.headers = {
'Connection': 'keep-alive',
'Pragma': 'no-cache',
'Cache-Control': 'no-cache',
'Accept': 'text/javascript, application/javascript, application/ecmascript, application/x-ecmascript, */*; q=0.01',
'X-Requested-With': 'XMLHttpRequest',
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.88 Safari/537.36',
'Accept-Encoding': 'gzip, deflate',
'Accept-Language': 'zh-CN,zh;q=0.9',
}
self.dicts = {
"新闻": '"http://news.cctv.com/2019/07/gaiban/cmsdatainterface/page/news_%s.jsonp?cb=t&cb=news" % i',
"国内": '"http://news.cctv.com/2019/07/gaiban/cmsdatainterface/page/china_%s.jsonp" % i',
"国际": '"http://news.cctv.com/2019/07/gaiban/cmsdatainterface/page/world_%s.jsonp?cb=t&cb=world" % i',
"社会": '"http://news.cctv.com/2019/07/gaiban/cmsdatainterface/page/society_%s.jsonp?cb=t&cb=society" % i',
"法制": '"http://news.cctv.com/2019/07/gaiban/cmsdatainterface/page/law_%s.jsonp?cb=t&cb=law" % i',
"文娱": '"http://news.cctv.com/2019/07/gaiban/cmsdatainterface/page/ent_%s.jsonp?cb=t&cb=ent" % i',
"科技": '"http://news.cctv.com/2019/07/gaiban/cmsdatainterface/page/tech_%s.jsonp?cb=t&cb=tech" % i',
"生活": '"http://news.cctv.com/2019/07/gaiban/cmsdatainterface/page/life_%s.jsonp?cb=t&cb=life" % i',
"教育": '"http://news.cctv.com/2019/07/gaiban/cmsdatainterface/page/edu_%s.jsonp?cb=t&cb=edu" % i'
}
def setidentity(self, dict):
self.working = True
self.identity = dict
if self.identity["4 3"]:
self.identity["4 1"] = 1
self.identity["4 2"] = 7
self.now = 0
self.all = (int(self.identity["4 2"]) - int(self.identity["4 1"]) + 1) * len(self.identity["5"])
print(dict)
def show_text(self, text:str):
self.error_thread.emit(text)
# print(text)
def show_msg(self, text):
self.msg_thread.emit(text)
def show_img(self, text):
self.img_thread.emit(text)
def final_data(self, dict):
self.result_thread.emit(dict)
# print(dict)
def break_work(self):
self.show_text("正在中止程序...")
self.working = False
def get_text(self, url:str):
i = 1
try:
response = requests.get(url, headers=self.headers, verify=False, timeout=2)
except:
try:
response = requests.get(url, headers=self.headers, verify=False, timeout=2)
except:
try:
response = requests.get(url, headers=self.headers, verify=False, timeout=2)
except:
i = 0
if i == 1:
response.encoding = response.apparent_encoding
text = response.text
return text
else:
return None
def crawl(self, keyword, page1, page2):
page1 = int(page1)
page2 = int(page2)
for i in range(page1, page2 + 1):
if self.working:
url = eval(self.dicts[keyword])
self.show_text("正在爬取关键字: " + keyword + " 页码进度: " + str(i-page1+1) + " / " + str(page2-page1+1))
self.show_msg("关键字: " + keyword + " 页码：" + str(i-page1+1))
self.show_img(int(self.now/self.all*100))
self.now = self.now+1
text = self.get_text(url)
if text:
a = re.findall(".*?\((.*)\)", text)[0]
try:
print(a)
a = eval(a)
for ii in a["data"]["list"]:
ii["type"] = str(keyword)
self.final_data(ii)
except:
self.show_text("关键字：" + str(keyword) + "出错，请求返回格式有误")
else:
self.show_text("关键字：" + str(keyword) + "爬取出错，无法访问该网址")
else:
break
def run(self):
for i in range(len(self.identity["5"])):
if self.working:
self.show_text("正在爬取关键字: "+str(self.identity["5"][i])+" 关键字进度: "+str(i+1)+" / "+str(len(self.identity["5"])))
# self.crawl(self.identity["key"][i], self.identity["page1"], self.identity["page2"])
self.crawl(self.identity["5"][i], self.identity["4 1"], self.identity["4 2"])
else:
break
self.state_thread.emit(False)
if self.working:
self.error_thread.emit("爬取完成")
self.img_thread.emit(100)
else:
self.error_thread.emit("已中止程序")
if __name__ == "__main__":
app = QApplication(sys.argv)
b = a()
b.show()
sys.exit(app.exec_())