Plugins/UiExtensionPlugins/Translator/TranslatorEngines/PromtEngine.py

changeset 6018
1c858879d3d0
child 6048
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equal deleted inserted replaced
6017:dab01678626d 6018:1c858879d3d0
1 # -*- coding: utf-8 -*-
2
3 # Copyright (c) 2014 - 2017 Detlev Offenbach <detlev@die-offenbachs.de>
4 #
5
6 """
7 Module implementing the Promt translation engine.
8 """
9
10 from __future__ import unicode_literals
11 try:
12 str = unicode
13 except NameError:
14 pass
15
16 import json
17
18 from PyQt5.QtCore import QUrl, QByteArray
19
20 import Utilities
21
22 from .TranslationEngine import TranslationEngine
23
24
25 class PromtEngine(TranslationEngine):
26 """
27 Class implementing the translation engine for the Promt
28 translation service.
29 """
30 TranslatorUrl = \
31 "http://www.online-translator.com/services/"\
32 "TranslationService.asmx/GetTranslation"
33
34 def __init__(self, plugin, parent=None):
35 """
36 Constructor
37
38 @param plugin reference to the plugin object (TranslatorPlugin)
39 @param parent reference to the parent object (QObject)
40 """
41 super(PromtEngine, self).__init__(plugin, parent)
42
43 self.__mapping = {
44 "de": "g",
45 "en": "e",
46 "es": "s",
47 "fr": "f",
48 "it": "i",
49 "ja": "j",
50 "pt": "p",
51 "ru": "r",
52 }
53
54 def engineName(self):
55 """
56 Public method to return the name of the engine.
57
58 @return engine name (string)
59 """
60 return "promt"
61
62 def supportedLanguages(self):
63 """
64 Public method to get the supported languages.
65
66 @return list of supported language codes (list of string)
67 """
68 return ["de", "en", "es", "fr", "it", "ja", "pt", "ru", ]
69
70 def getTranslation(self, requestObject, text, originalLanguage,
71 translationLanguage):
72 """
73 Public method to translate the given text.
74
75 @param requestObject reference to the request object
76 (TranslatorRequest)
77 @param text text to be translated (string)
78 @param originalLanguage language code of the original (string)
79 @param translationLanguage language code of the translation (string)
80 @return tuple of translated text (string) and flag indicating
81 success (boolean)
82 """
83 encodedText = str(
84 QUrl.toPercentEncoding(Utilities.html_encode(text + ".")),
85 "utf-8")
86 request = QByteArray(
87 "{{dirCode:'{0}{1}', template:'General', text:'{2}', lang:'de',"
88 " limit:3000, useAutoDetect:true, key:'', ts:'MainSite', tid:''}}"
89 .format(self.__mapping[originalLanguage],
90 self.__mapping[translationLanguage],
91 encodedText).encode("utf-8")
92 )
93 response, ok = requestObject.post(QUrl(self.TranslatorUrl), request,
94 "json")
95 if ok:
96 try:
97 responseDict = json.loads(response)
98 except ValueError:
99 return self.tr("Invalid response received"), False
100
101 if "d" in responseDict:
102 responseDict = responseDict["d"]
103
104 result = responseDict["result"][:-1] # get rid of stub
105
106 if responseDict["errCode"] == 0:
107 if responseDict["ptsDirCode"] == "":
108 result = self.tr(
109 "This direction of translation is not available.")
110 ok = False
111 else:
112 result = responseDict["errMessage"]
113 ok = False
114 else:
115 result = response
116 return result, ok

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