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1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2014 - 2021 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 import json |
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11 |
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12 from PyQt5.QtCore import QUrl, QByteArray, QTimer |
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13 |
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14 import Utilities |
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15 |
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16 from .TranslationEngine import TranslationEngine |
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17 |
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18 |
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19 class PromtEngine(TranslationEngine): |
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20 """ |
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21 Class implementing the translation engine for the Promt |
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22 translation service. |
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23 """ |
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24 TranslatorUrl = ( |
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25 "http://www.online-translator.com/services/" |
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26 "TranslationService.asmx/GetTranslation" |
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27 ) |
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28 |
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29 def __init__(self, plugin, parent=None): |
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30 """ |
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31 Constructor |
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32 |
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33 @param plugin reference to the plugin object (TranslatorPlugin) |
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34 @param parent reference to the parent object (QObject) |
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35 """ |
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36 super().__init__(plugin, parent) |
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37 |
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38 self.__mapping = { |
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39 "de": "g", |
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40 "en": "e", |
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41 "es": "s", |
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42 "fr": "f", |
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43 "it": "i", |
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44 "ja": "j", |
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45 "pt": "p", |
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46 "ru": "r", |
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47 } |
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48 |
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49 QTimer.singleShot(0, self.availableTranslationsLoaded.emit) |
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50 |
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51 def engineName(self): |
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52 """ |
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53 Public method to return the name of the engine. |
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54 |
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55 @return engine name (string) |
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56 """ |
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57 return "promt" |
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58 |
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59 def supportedLanguages(self): |
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60 """ |
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61 Public method to get the supported languages. |
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62 |
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63 @return list of supported language codes (list of string) |
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64 """ |
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65 return ["de", "en", "es", "fr", "it", "ja", "pt", "ru", ] |
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66 |
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67 def getTranslation(self, requestObject, text, originalLanguage, |
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68 translationLanguage): |
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69 """ |
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70 Public method to translate the given text. |
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71 |
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72 @param requestObject reference to the request object |
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73 (TranslatorRequest) |
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74 @param text text to be translated (string) |
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75 @param originalLanguage language code of the original (string) |
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76 @param translationLanguage language code of the translation (string) |
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77 @return tuple of translated text (string) and flag indicating |
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78 success (boolean) |
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79 """ |
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80 encodedText = str( |
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81 QUrl.toPercentEncoding(Utilities.html_encode(text + ".")), |
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82 "utf-8") |
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83 request = QByteArray( |
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84 "{{dirCode:'{0}{1}', template:'General', text:'{2}', lang:'de'," |
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85 " limit:3000, useAutoDetect:true, key:'', ts:'MainSite', tid:''}}" |
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86 .format(self.__mapping[originalLanguage], |
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87 self.__mapping[translationLanguage], |
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88 encodedText).encode("utf-8") |
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89 ) |
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90 response, ok = requestObject.post(QUrl(self.TranslatorUrl), request, |
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91 "json") |
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92 if ok: |
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93 try: |
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94 responseDict = json.loads(response) |
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95 except ValueError: |
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96 return self.tr("Promt: Invalid response received"), False |
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97 |
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98 responseDict = responseDict.get("d", responseDict) |
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99 result = responseDict["result"][:-1] # get rid of stub |
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100 |
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101 if responseDict["errCode"] == 0: |
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102 if responseDict["ptsDirCode"] == "": |
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103 result = self.tr( |
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104 "Promt: This direction of translation is not" |
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105 " available.") |
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106 ok = False |
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107 else: |
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108 result = responseDict["errMessage"] |
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109 ok = False |
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110 else: |
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111 result = response |
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112 return result, ok |