Mercurial Repositories > eric / file comparison
comparison: WebBrowser/Network/NetworkUrlInterceptor.py
WebBrowser/Network/NetworkUrlInterceptor.py
- branch
- QtWebEngine
- changeset 4825
- b5fb58f3830b
- child 4826
- aa752e6e9eba
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| 4824:08153ef89fc1 | 4825:b5fb58f3830b |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2016 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a class to handle URL requests before they get processed | |
| 8 by QtWebEngine. | |
| 9 """ | |
| 10 | |
| 11 from __future__ import unicode_literals | |
| 12 | |
| 13 from PyQt5.QtWebEngineWidgets import QWebEngineUrlRequestInterceptor | |
| 14 | |
| 15 import Preferences | |
| 16 | |
| 17 | |
| 18 class NetworkUrlInterceptor(QWebEngineUrlRequestInterceptor): | |
| 19 """ | |
| 20 Class implementing an URL request handler. | |
| 21 """ | |
| 22 def __init__(self, parent=None): | |
| 23 """ | |
| 24 Constructor | |
| 25 | |
| 26 @param parent reference to the parent object | |
| 27 @type QObject | |
| 28 """ | |
| 29 super(NetworkUrlInterceptor, self).__init__(parent) | |
| 30 | |
| 31 self.__interceptors = [] | |
| 32 | |
| 33 self.__loadSettings() | |
| 34 | |
| 35 def interceptRequest(self, info): | |
| 36 """ | |
| 37 Public method handling an URL request. | |
| 38 | |
| 39 @param info URL request information | |
| 40 @type QWebEngineUrlRequestInfo | |
| 41 """ | |
| 42 # Do Not Track feature | |
| 43 if self.__doNotTrack: | |
| 44 info.setHttpHeader(b"DNT", b"1") | |
| 45 info.setHttpHeader(b"X-Do-Not-Track", b"1") | |
| 46 | |
| 47 # Send referer header? | |
| 48 if not self.__sendReferer and \ | |
| 49 info.requestUrl().host() not in \ | |
| 50 Preferences.getWebBrowser("SendRefererWhitelist"): | |
| 51 info.setHttpHeader(b"Referer", b"") | |
| 52 | |
| 53 for interceptor in self.__interceptors: | |
| 54 interceptor.interceptRequest(info) | |
| 55 | |
| 56 def installUrlInterceptor(self, interceptor): | |
| 57 """ | |
| 58 Public method to install an URL interceptor. | |
| 59 | |
| 60 @param interceptor URL interceptor to be installed | |
| 61 @type UrlInterceptor | |
| 62 """ | |
| 63 if interceptor not in self.__interceptors: | |
| 64 self.__interceptors.append(interceptor) | |
| 65 | |
| 66 def removeUrlInterceptor(self, interceptor): | |
| 67 """ | |
| 68 Public method to remove an URL interceptor. | |
| 69 | |
| 70 @param interceptor URL interceptor to be removed | |
| 71 @type UrlInterceptor | |
| 72 """ | |
| 73 if interceptor in self.__interceptors: | |
| 74 self.__interceptors.remove(interceptor) | |
| 75 | |
| 76 def __loadSettings(self): | |
| 77 """ | |
| 78 Private method to load the Network Manager settings. | |
| 79 """ | |
| 80 self.__doNotTrack = Preferences.getWebBrowser("DoNotTrack") | |
| 81 self.__sendReferer = Preferences.getWebBrowser("SendReferer") | |
| 82 | |
| 83 def preferencesChanged(self): | |
| 84 """ | |
| 85 Public slot to handle a change of preferences. | |
| 86 """ | |
| 87 self.__loadSettings() |
