eric6/Plugins/UiExtensionPlugins/Translator/TranslatorEngines/PromtEngine.py

Wed, 01 Jan 2020 11:57:23 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Wed, 01 Jan 2020 11:57:23 +0100
changeset 7360
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parent 7256
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child 7748
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permissions
-rw-r--r--

Updated copyright for 2020.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2014 - 2020 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing the Promt translation engine.
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8 """
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9
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10
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11 import json
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12
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13 from PyQt5.QtCore import QUrl, QByteArray, QTimer
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14
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15 import Utilities
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16
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17 from .TranslationEngine import TranslationEngine
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18
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19
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20 class PromtEngine(TranslationEngine):
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21 """
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22 Class implementing the translation engine for the Promt
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23 translation service.
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24 """
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25 TranslatorUrl = (
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26 "http://www.online-translator.com/services/"
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27 "TranslationService.asmx/GetTranslation"
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28 )
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29
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30 def __init__(self, plugin, parent=None):
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31 """
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32 Constructor
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33
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34 @param plugin reference to the plugin object (TranslatorPlugin)
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35 @param parent reference to the parent object (QObject)
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36 """
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37 super(PromtEngine, self).__init__(plugin, parent)
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38
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39 self.__mapping = {
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40 "de": "g",
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41 "en": "e",
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42 "es": "s",
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43 "fr": "f",
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44 "it": "i",
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45 "ja": "j",
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46 "pt": "p",
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47 "ru": "r",
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48 }
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49
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50 QTimer.singleShot(0, self.availableTranslationsLoaded.emit)
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51
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52 def engineName(self):
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53 """
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54 Public method to return the name of the engine.
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55
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56 @return engine name (string)
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57 """
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58 return "promt"
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59
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60 def supportedLanguages(self):
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61 """
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62 Public method to get the supported languages.
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63
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64 @return list of supported language codes (list of string)
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65 """
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66 return ["de", "en", "es", "fr", "it", "ja", "pt", "ru", ]
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67
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68 def getTranslation(self, requestObject, text, originalLanguage,
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69 translationLanguage):
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70 """
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71 Public method to translate the given text.
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72
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73 @param requestObject reference to the request object
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74 (TranslatorRequest)
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75 @param text text to be translated (string)
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76 @param originalLanguage language code of the original (string)
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77 @param translationLanguage language code of the translation (string)
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78 @return tuple of translated text (string) and flag indicating
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79 success (boolean)
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80 """
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81 encodedText = str(
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82 QUrl.toPercentEncoding(Utilities.html_encode(text + ".")),
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83 "utf-8")
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84 request = QByteArray(
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85 "{{dirCode:'{0}{1}', template:'General', text:'{2}', lang:'de',"
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86 " limit:3000, useAutoDetect:true, key:'', ts:'MainSite', tid:''}}"
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87 .format(self.__mapping[originalLanguage],
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88 self.__mapping[translationLanguage],
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89 encodedText).encode("utf-8")
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90 )
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91 response, ok = requestObject.post(QUrl(self.TranslatorUrl), request,
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92 "json")
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93 if ok:
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94 try:
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95 responseDict = json.loads(response)
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96 except ValueError:
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97 return self.tr("Invalid response received"), False
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98
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99 if "d" in responseDict:
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100 responseDict = responseDict["d"]
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101
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102 result = responseDict["result"][:-1] # get rid of stub
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103
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104 if responseDict["errCode"] == 0:
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105 if responseDict["ptsDirCode"] == "":
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106 result = self.tr(
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107 "This direction of translation is not available.")
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108 ok = False
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109 else:
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110 result = responseDict["errMessage"]
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111 ok = False
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112 else:
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113 result = response
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114 return result, ok

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