Mercurial Repositories > eric / file comparison
comparison: src/eric7/Plugins/UiExtensionPlugins/Translator/TranslatorRequest.py
src/eric7/Plugins/UiExtensionPlugins/Translator/TranslatorRequest.py
- branch
- eric7
- changeset 9209
- b99e7fd55fd3
- parent 9148
- b31f0d894b55
- child 9221
- bf71ee032bb4
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| 9208:3fc8dfeb6ebe | 9209:b99e7fd55fd3 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2014 - 2022 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a synchronous network request handler for translation | |
| 8 requests. | |
| 9 """ | |
| 10 | |
| 11 from PyQt6.QtCore import QObject, QEventLoop, QByteArray | |
| 12 from PyQt6.QtNetwork import ( | |
| 13 QNetworkAccessManager, QNetworkRequest, QNetworkReply | |
| 14 ) | |
| 15 | |
| 16 from EricNetwork.EricNetworkProxyFactory import proxyAuthenticationRequired | |
| 17 | |
| 18 | |
| 19 class TranslatorRequest(QObject): | |
| 20 """ | |
| 21 Class implementing a synchronous network request handler for translation | |
| 22 requests. | |
| 23 """ | |
| 24 def __init__(self, parent=None): | |
| 25 """ | |
| 26 Constructor | |
| 27 | |
| 28 @param parent reference to the parent object | |
| 29 @type QObject | |
| 30 """ | |
| 31 super().__init__(parent) | |
| 32 | |
| 33 self.__contentTypes = { | |
| 34 "form": b"application/x-www-form-urlencoded", | |
| 35 "json": b"application/json", | |
| 36 } | |
| 37 | |
| 38 self.__networkManager = QNetworkAccessManager(self) | |
| 39 self.__networkManager.proxyAuthenticationRequired.connect( | |
| 40 proxyAuthenticationRequired) | |
| 41 | |
| 42 self.__loop = QEventLoop() | |
| 43 self.__networkManager.finished.connect(self.__loop.quit) | |
| 44 | |
| 45 def get(self, requestUrl, extraHeaders=None): | |
| 46 """ | |
| 47 Public method to issue a GET request. | |
| 48 | |
| 49 @param requestUrl URL of the request | |
| 50 @type QUrl | |
| 51 @param extraHeaders list of tuples of additional headers giving | |
| 52 header name and header value | |
| 53 @type tuple of (bytes, bytes) | |
| 54 @return server response or an error message and a success flag | |
| 55 @rtype tuple of (QByteArray or str, bool) | |
| 56 """ | |
| 57 request = QNetworkRequest(requestUrl) | |
| 58 if extraHeaders: | |
| 59 for name, value in extraHeaders: | |
| 60 request.setRawHeader(name, value) | |
| 61 reply = self.__networkManager.get(request) | |
| 62 if not self.__loop.isRunning(): | |
| 63 self.__loop.exec() | |
| 64 if reply.error() != QNetworkReply.NetworkError.NoError: | |
| 65 return reply.errorString(), False | |
| 66 else: | |
| 67 return reply.readAll(), True | |
| 68 | |
| 69 def post(self, requestUrl, requestData, dataType="form", | |
| 70 extraHeaders=None): | |
| 71 """ | |
| 72 Public method to issue a POST request. | |
| 73 | |
| 74 @param requestUrl URL of the request | |
| 75 @type QUrl | |
| 76 @param requestData data of the request | |
| 77 @type QByteArray | |
| 78 @param dataType type of the request data | |
| 79 @type str | |
| 80 @param extraHeaders list of tuples of additional headers giving | |
| 81 header name and header value | |
| 82 @type list of tuple of (bytes, bytes) | |
| 83 @return tuple of server response (string) and flag indicating | |
| 84 success (boolean) | |
| 85 @rtype tuple of (str, bool) | |
| 86 """ | |
| 87 request = QNetworkRequest(requestUrl) | |
| 88 request.setRawHeader(b"User-Agent", | |
| 89 b"Mozilla/5.0") | |
| 90 request.setRawHeader(b"Content-Type", | |
| 91 self.__contentTypes[dataType]) | |
| 92 request.setRawHeader(b"Content-Length", | |
| 93 QByteArray.number(requestData.size())) | |
| 94 if extraHeaders: | |
| 95 for name, value in extraHeaders: | |
| 96 request.setRawHeader(name, value) | |
| 97 request.setUrl(requestUrl) | |
| 98 reply = self.__networkManager.post(request, requestData) | |
| 99 if not self.__loop.isRunning(): | |
| 100 self.__loop.exec() | |
| 101 if reply.error() != QNetworkReply.NetworkError.NoError: | |
| 102 return reply.errorString(), False | |
| 103 else: | |
| 104 return str(reply.readAll(), "utf-8", "replace"), True |
