eric6/Plugins/UiExtensionPlugins/Translator/TranslatorRequest.py

Sat, 27 Feb 2021 12:08:23 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 27 Feb 2021 12:08:23 +0100
changeset 8138
169e65a6787c
parent 7923
91e843545d9a
child 8043
0acf98cd089a
child 8143
2c730d5fd177
permissions
-rw-r--r--

Shell: added functionality to show a prompt when the main client process has exited (e.g. a script ended).

6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1 # -*- coding: utf-8 -*-
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
2
7923
91e843545d9a Updated copyright for 2021.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7900
diff changeset
3 # Copyright (c) 2014 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
4 #
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
5
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
6 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
7 Module implementing a synchronous network request handler for translation
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
8 requests.
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
9 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
10
6411
7fd9b7ecbcfe Translator: added a translation engine for the IBM Watson Language Translator.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 6048
diff changeset
11 from PyQt5.QtCore import QObject, QEventLoop, QByteArray
7256
4ef3b78ebb4e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
12 from PyQt5.QtNetwork import (
4ef3b78ebb4e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
13 QNetworkAccessManager, QNetworkRequest, QNetworkReply
4ef3b78ebb4e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
14 )
6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
15
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
16 from E5Network.E5NetworkProxyFactory import proxyAuthenticationRequired
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
17
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
18
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
19 class TranslatorRequest(QObject):
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
20 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
21 Class implementing a synchronous network request handler for translation
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
22 requests.
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
23 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
24 def __init__(self, parent=None):
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
25 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
26 Constructor
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
27
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
28 @param parent reference to the parent object (QObject)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
29 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
30 super(TranslatorRequest, self).__init__(parent)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
31
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
32 self.__contentTypes = {
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
33 "form": b"application/x-www-form-urlencoded",
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
34 "json": b"application/json",
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
35 }
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
36
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
37 self.__networkManager = QNetworkAccessManager(self)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
38 self.__networkManager.proxyAuthenticationRequired.connect(
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
39 proxyAuthenticationRequired)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
40
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
41 self.__loop = QEventLoop()
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
42 self.__networkManager.finished.connect(self.__loop.quit)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
43
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
44 def get(self, requestUrl, extraHeaders=None):
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
45 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
46 Public method to issue a GET request.
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
47
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
48 @param requestUrl URL of the request (QUrl)
7900
72b88fb20261 Corrected the use of '@keyparam' in the source documentation.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7780
diff changeset
49 @param extraHeaders list of tuples of additional headers giving
6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
50 header name (string) and header value (string)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
51 @return server response (QByteArray) or error message (string)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
52 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
53 request = QNetworkRequest(requestUrl)
7201
6b42677d7043 Modified sources to be in line with the minimum Qt/PyQt requirement (v 5.9.0).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7192
diff changeset
54 request.setAttribute(QNetworkRequest.FollowRedirectsAttribute, True)
6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
55 if extraHeaders:
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
56 for name, value in extraHeaders:
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
57 request.setRawHeader(name, value)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
58 reply = self.__networkManager.get(request)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
59 if not self.__loop.isRunning():
7759
51aa6c6b66f7 Changed calls to exec_() into exec() (remainder of Python2 elimination).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
60 self.__loop.exec()
6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
61 if reply.error() != QNetworkReply.NoError:
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
62 return reply.errorString(), False
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
63 else:
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
64 return reply.readAll(), True
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
65
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
66 def post(self, requestUrl, requestData, dataType="form",
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
67 extraHeaders=None):
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
68 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
69 Public method to issue a POST request.
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
70
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
71 @param requestUrl URL of the request (QUrl)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
72 @param requestData data of the request (QByteArray)
7900
72b88fb20261 Corrected the use of '@keyparam' in the source documentation.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7780
diff changeset
73 @param dataType type of the request data (string)
72b88fb20261 Corrected the use of '@keyparam' in the source documentation.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7780
diff changeset
74 @param extraHeaders list of tuples of additional headers giving
6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
75 header name (string) and header value (string)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
76 @return tuple of server response (string) and flag indicating
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
77 success (boolean)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
78 """
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
79 request = QNetworkRequest(requestUrl)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
80 request.setRawHeader(b"User-Agent",
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
81 b"Mozilla/5.0")
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
82 request.setRawHeader(b"Content-Type",
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
83 self.__contentTypes[dataType])
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
84 request.setRawHeader(b"Content-Length",
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
85 QByteArray.number(requestData.size()))
7201
6b42677d7043 Modified sources to be in line with the minimum Qt/PyQt requirement (v 5.9.0).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7192
diff changeset
86 request.setAttribute(QNetworkRequest.FollowRedirectsAttribute, True)
6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
87 if extraHeaders:
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
88 for name, value in extraHeaders:
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
89 request.setRawHeader(name, value)
6411
7fd9b7ecbcfe Translator: added a translation engine for the IBM Watson Language Translator.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 6048
diff changeset
90 request.setUrl(requestUrl)
6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
91 reply = self.__networkManager.post(request, requestData)
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
92 if not self.__loop.isRunning():
7759
51aa6c6b66f7 Changed calls to exec_() into exec() (remainder of Python2 elimination).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
93 self.__loop.exec()
6018
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
94 if reply.error() != QNetworkReply.NoError:
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
95 return reply.errorString(), False
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
96 else:
1c858879d3d0 Added the translator plug-in to the core plug-ins.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
97 return str(reply.readAll(), "utf-8", "replace"), True

eric ide

mercurial