Mercurial Repositories > eric / file comparison
comparison: eric7/Plugins/UiExtensionPlugins/Translator/TranslatorEngines/GoogleV2Engine.py
eric7/Plugins/UiExtensionPlugins/Translator/TranslatorEngines/GoogleV2Engine.py
- branch
- eric7
- changeset 8312
- 800c432b34c8
- parent 8218
- 7c09585bd960
- child 8318
- 962bce857696
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| 8311:4e8b98454baa | 8312:800c432b34c8 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2014 - 2021 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing the Google V2 translation engine. | |
| 8 """ | |
| 9 | |
| 10 import json | |
| 11 | |
| 12 from PyQt5.QtCore import QUrl, QTimer | |
| 13 | |
| 14 from .TranslationEngine import TranslationEngine | |
| 15 | |
| 16 | |
| 17 class GoogleV2Engine(TranslationEngine): | |
| 18 """ | |
| 19 Class implementing the translation engine for the new Google | |
| 20 translation service. | |
| 21 """ | |
| 22 TranslatorUrl = "https://www.googleapis.com/language/translate/v2" | |
| 23 | |
| 24 def __init__(self, plugin, parent=None): | |
| 25 """ | |
| 26 Constructor | |
| 27 | |
| 28 @param plugin reference to the plugin object (TranslatorPlugin) | |
| 29 @param parent reference to the parent object (QObject) | |
| 30 """ | |
| 31 super().__init__(plugin, parent) | |
| 32 | |
| 33 QTimer.singleShot(0, self.availableTranslationsLoaded.emit) | |
| 34 | |
| 35 def engineName(self): | |
| 36 """ | |
| 37 Public method to return the name of the engine. | |
| 38 | |
| 39 @return engine name (string) | |
| 40 """ | |
| 41 return "googlev2" | |
| 42 | |
| 43 def supportedLanguages(self): | |
| 44 """ | |
| 45 Public method to get the supported languages. | |
| 46 | |
| 47 @return list of supported language codes (list of string) | |
| 48 """ | |
| 49 return ["ar", "be", "bg", "bs", "ca", "cs", "da", "de", "el", "en", | |
| 50 "es", "et", "fi", "fr", "ga", "gl", "hi", "hr", "hu", "id", | |
| 51 "is", "it", "iw", "ja", "ka", "ko", "lt", "lv", "mk", "mt", | |
| 52 "nl", "no", "pl", "pt", "ro", "ru", "sk", "sl", "sq", "sr", | |
| 53 "sv", "th", "tl", "tr", "uk", "vi", "zh-CN", "zh-TW", | |
| 54 ] | |
| 55 | |
| 56 def getTranslation(self, requestObject, text, originalLanguage, | |
| 57 translationLanguage): | |
| 58 """ | |
| 59 Public method to translate the given text. | |
| 60 | |
| 61 @param requestObject reference to the request object | |
| 62 (TranslatorRequest) | |
| 63 @param text text to be translated (string) | |
| 64 @param originalLanguage language code of the original (string) | |
| 65 @param translationLanguage language code of the translation (string) | |
| 66 @return tuple of translated text (string) and flag indicating | |
| 67 success (boolean) | |
| 68 """ | |
| 69 apiKey = self.plugin.getPreferences("GoogleV2Key") | |
| 70 if not apiKey: | |
| 71 return self.tr("Google V2: A valid Google Translate key is" | |
| 72 " required."), False | |
| 73 | |
| 74 params = "?key={3}&source={0}&target={1}&q={2}".format( | |
| 75 originalLanguage, translationLanguage, text, apiKey) | |
| 76 url = QUrl(self.TranslatorUrl + params) | |
| 77 response, ok = requestObject.get(url) | |
| 78 if ok: | |
| 79 response = str(response, "utf-8", "replace") | |
| 80 try: | |
| 81 responseDict = json.loads(response) | |
| 82 except ValueError: | |
| 83 return self.tr("Google V2: Invalid response received"), False | |
| 84 | |
| 85 if ( | |
| 86 "data" not in responseDict or | |
| 87 "translations" not in responseDict["data"] | |
| 88 ): | |
| 89 return self.tr("Google V2: No translation available."), False | |
| 90 | |
| 91 result = "" | |
| 92 translations = responseDict["data"]["translations"] | |
| 93 for translation in translations: | |
| 94 result += translation["translatedText"] | |
| 95 if translation != translations[-1]: | |
| 96 result += "<br/>" | |
| 97 else: | |
| 98 result = response | |
| 99 return result, ok |
