PyQt/QWebView/BlockRequest.py
2021-07-13 14:52:26 +08:00

58 lines
1.8 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Created on 2019年9月24日
@author: Irony
@site: https://pyqt.site , https://github.com/PyQt5
@email: 892768447@qq.com
@file: QWebView.BlockAds
@description: 拦截请求
"""
from PyQt5.QtCore import QUrl, QBuffer
from PyQt5.QtNetwork import QNetworkAccessManager
from PyQt5.QtWebKitWidgets import QWebView
class RequestInterceptor(QNetworkAccessManager):
def createRequest(self, op, originalReq, outgoingData):
"""创建请求
:param op: 操作类型见http://doc.qt.io/qt-5/qnetworkaccessmanager.html#Operation-enum
:param originalReq: 原始请求
:param outgoingData: 输出数据
"""
url = originalReq.url().toString()
if url.find('pos.baidu.com') > -1 and url.find('ltu=') > -1:
# 拦截百度联盟的广告
print('block:', url)
originalReq.setUrl(QUrl())
if op == self.PostOperation and outgoingData:
# 拦截或者修改post数据
# 读取后要重新设置,不然网站接收不到请求
data = outgoingData.readAll().data()
print('post data:', data)
# 修改data后重新设置
outgoingData = QBuffer(self)
outgoingData.setData(data)
return super(RequestInterceptor, self).createRequest(op, originalReq, outgoingData)
class Window(QWebView):
def __init__(self, *args, **kwargs):
super(Window, self).__init__(*args, **kwargs)
self.resize(800, 600)
self.page().setNetworkAccessManager(RequestInterceptor(self))
if __name__ == '__main__':
import sys
from PyQt5.QtWidgets import QApplication
app = QApplication(sys.argv)
w = Window()
w.show()
w.load(QUrl('https://so.csdn.net/so/search/s.do?q=Qt&t=blog'))
sys.exit(app.exec_())