Mercurial Repositories > eric / file comparison
comparison: eric6/Helpviewer/Network/NetworkAccessManagerProxy.py
eric6/Helpviewer/Network/NetworkAccessManagerProxy.py
- changeset 6942
- 2602857055c5
- parent 6645
- ad476851d7e0
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| 6941:f99d60d6b59b | 6942:2602857055c5 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2009 - 2019 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a network access manager proxy for web pages. | |
| 8 """ | |
| 9 | |
| 10 from __future__ import unicode_literals | |
| 11 | |
| 12 from PyQt5.QtNetwork import QNetworkAccessManager, QNetworkRequest | |
| 13 try: | |
| 14 from PyQt5.QtNetwork import QSslError | |
| 15 # __IGNORE_EXCEPTION__ __IGNORE_WARNING__ | |
| 16 SSL_AVAILABLE = True | |
| 17 except ImportError: | |
| 18 SSL_AVAILABLE = False | |
| 19 | |
| 20 | |
| 21 class NetworkAccessManagerProxy(QNetworkAccessManager): | |
| 22 """ | |
| 23 Class implementing a network access manager proxy for web pages. | |
| 24 """ | |
| 25 primaryManager = None | |
| 26 | |
| 27 def __init__(self, parent=None): | |
| 28 """ | |
| 29 Constructor | |
| 30 | |
| 31 @param parent reference to the parent object (QObject) | |
| 32 """ | |
| 33 super(NetworkAccessManagerProxy, self).__init__(parent) | |
| 34 self.__webPage = None | |
| 35 | |
| 36 def setWebPage(self, page): | |
| 37 """ | |
| 38 Public method to set the reference to a web page. | |
| 39 | |
| 40 @param page reference to the web page object (HelpWebPage) | |
| 41 """ | |
| 42 assert page is not None | |
| 43 self.__webPage = page | |
| 44 | |
| 45 def setPrimaryNetworkAccessManager(self, manager): | |
| 46 """ | |
| 47 Public method to set the primary network access manager. | |
| 48 | |
| 49 @param manager reference to the network access manager object | |
| 50 (QNetworkAccessManager) | |
| 51 """ | |
| 52 assert manager is not None | |
| 53 if self.__class__.primaryManager is None: | |
| 54 self.__class__.primaryManager = manager | |
| 55 self.setCookieJar(self.__class__.primaryManager.cookieJar()) | |
| 56 # do not steal ownership | |
| 57 self.cookieJar().setParent(self.__class__.primaryManager) | |
| 58 | |
| 59 if SSL_AVAILABLE: | |
| 60 self.sslErrors.connect(self.__class__.primaryManager.sslErrors) | |
| 61 self.proxyAuthenticationRequired.connect( | |
| 62 self.__class__.primaryManager.proxyAuthenticationRequired) | |
| 63 self.authenticationRequired.connect( | |
| 64 self.__class__.primaryManager.authenticationRequired) | |
| 65 self.finished.connect(self.__class__.primaryManager.finished) | |
| 66 | |
| 67 def createRequest(self, op, request, outgoingData=None): | |
| 68 """ | |
| 69 Public method to create a request. | |
| 70 | |
| 71 @param op the operation to be performed | |
| 72 (QNetworkAccessManager.Operation) | |
| 73 @param request reference to the request object (QNetworkRequest) | |
| 74 @param outgoingData reference to an IODevice containing data to be sent | |
| 75 (QIODevice) | |
| 76 @return reference to the created reply object (QNetworkReply) | |
| 77 """ | |
| 78 if self.primaryManager is not None: | |
| 79 pageRequest = QNetworkRequest(request) | |
| 80 if self.__webPage is not None: | |
| 81 self.__webPage.populateNetworkRequest(pageRequest) | |
| 82 return self.primaryManager.createRequest( | |
| 83 op, pageRequest, outgoingData) | |
| 84 else: | |
| 85 return QNetworkAccessManager.createRequest( | |
| 86 self, op, request, outgoingData) |
