70 lines
2.3 KiB
Python
70 lines
2.3 KiB
Python
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"""
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Сервис перевода текста (бесплатный endpoint Google Translate, без API-ключа).
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Перевод выполняется в фоновом QThread, чтобы не блокировать GUI.
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"""
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import logging
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import requests
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from PyQt6.QtCore import QThread, pyqtSignal
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logger = logging.getLogger(__name__)
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TRANSLATE_URL = "https://translate.googleapis.com/translate_a/single"
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# Отображаемые названия языков (код -> название)
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LANG_NAMES = {
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"ru": "Русский",
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"en": "English",
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"de": "Deutsch",
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"fr": "Français",
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"es": "Español",
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"it": "Italiano",
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"pt": "Português",
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"pl": "Polski",
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"uk": "Українська",
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"ja": "日本語",
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"zh-CN": "中文",
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"ko": "한국어",
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}
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def translate_text(text: str, target_lang: str, source_lang: str = "auto") -> str:
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"""
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Переводит текст через публичный endpoint Google Translate.
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Бросает исключение при сетевой ошибке или неожиданном ответе.
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"""
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params = {
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"client": "gtx",
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"sl": source_lang,
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"tl": target_lang,
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"dt": "t",
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"q": text,
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}
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response = requests.get(TRANSLATE_URL, params=params, timeout=10)
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response.raise_for_status()
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data = response.json()
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# Ответ: [[["перевод1","оригинал1",...],["перевод2",...],...], ...]
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segments = data[0] or []
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return "".join(seg[0] for seg in segments if seg and seg[0])
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class TranslateWorker(QThread):
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"""Фоновый перевод текста."""
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finished = pyqtSignal(bool, str) # (success, translated_text_or_error)
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def __init__(self, text: str, target_lang: str, parent=None):
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super().__init__(parent)
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self.text = text
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self.target_lang = target_lang
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def run(self):
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try:
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translated = translate_text(self.text, self.target_lang)
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self.finished.emit(True, translated)
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except requests.exceptions.RequestException as e:
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logger.error(f"Сетевая ошибка перевода: {e}")
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self.finished.emit(False, str(e))
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except Exception as e:
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logger.error(f"Ошибка перевода: {e}")
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self.finished.emit(False, str(e))
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