拦截请求

This commit is contained in:
Irony 2019-09-24 16:17:05 +08:00
parent 22c3bd1c9c
commit 0d37722581
5 changed files with 65 additions and 1 deletions

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@ -62,6 +62,7 @@ encoding//QWebEngineView/GetCookie.py=utf-8
encoding//QWebEngineView/JsSignals.py=utf-8
encoding//QWebEngineView/ScreenShotPage.py=utf-8
encoding//QWebEngineView/SiteDiffUser.py=utf-8
encoding//QWebView/BlockRequest.py=utf-8
encoding//QWebView/DreamTree.py=utf-8
encoding//QWebView/GetCookie.py=utf-8
encoding//QWebView/JsSignals.py=utf-8

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QWebView/BlockRequest.py Normal file
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@ -0,0 +1,54 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Created on 2019年9月24日
@author: Irony
@site: https://pyqt5.com https://github.com/892768447
@email: 892768447@qq.com
@file: QWebView.BlockAds
@description: 拦截请求
"""
from PyQt5.QtCore import QUrl
from PyQt5.QtNetwork import QNetworkAccessManager
from PyQt5.QtWebKitWidgets import QWebView
__Author__ = 'Irony'
__Copyright__ = 'Copyright (c) 2019'
__Version__ = 'Version 1.0'
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())
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_())

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@ -6,6 +6,7 @@
- [和Js交互操作](#3和Js交互操作)
- [网页整体截图](#4网页整体截图)
- [播放Flash](#5播放Flash)
- [拦截请求](#6拦截请求)
## 1、梦幻树
[运行 DreamTree.py](DreamTree.py)
@ -46,4 +47,11 @@
1. 重点在于设置 `os.environ['QTWEBKIT_PLUGIN_PATH'] = os.path.abspath('Data')` 非常重要设置为NPSWF32.dll文件所在目录
2. 其次是xp下ssl问题,具体参考代码
![PlayFlash](ScreenShot/PlayFlash.gif)
![PlayFlash](ScreenShot/PlayFlash.gif)
## 6、拦截请求
[运行 BlockRequest.py](BlockRequest.py)
通过`QNetworkAccessManager`中的`createRequest`方法对每个请求做拦截过滤
![BlockRequest](ScreenShot/BlockRequest.gif)

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@ -131,6 +131,7 @@ https://pyqt5.com 社区是专门针对PyQt5学习和提升开设的博客网站
- [和Js交互操作](QWebView/JsSignals.py)
- [网页整体截图](QWebView/ScreenShotPage.py)
- [播放Flash](QWebView/PlayFlash.py)
- [拦截请求](QWebView/BlockRequest.py)
- [QWebEngineView](QWebEngineView)
- [获取Cookie](QWebEngineView/GetCookie.py)
- [和Js交互操作](QWebEngineView/JsSignals.py)