mirror of
https://github.com/janeczku/calibre-web
synced 2024-12-26 18:10:30 +00:00
125 lines
4.6 KiB
Python
125 lines
4.6 KiB
Python
# -*- coding: utf-8 -*-
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# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
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# Copyright (C) 2021 OzzieIsaacs
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Google Books api document: https://developers.google.com/books/docs/v1/using
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from typing import Dict, List, Optional
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from urllib.parse import quote
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import requests
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from cps import logger
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from cps.isoLanguages import get_lang3, get_language_name
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from cps.services.Metadata import MetaRecord, MetaSourceInfo, Metadata
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log = logger.create()
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class Google(Metadata):
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__name__ = "Google"
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__id__ = "google"
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DESCRIPTION = "Google Books"
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META_URL = "https://books.google.com/"
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BOOK_URL = "https://books.google.com/books?id="
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SEARCH_URL = "https://www.googleapis.com/books/v1/volumes?q="
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ISBN_TYPE = "ISBN_13"
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def search(
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self, query: str, generic_cover: str = "", locale: str = "en"
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) -> Optional[List[MetaRecord]]:
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val = list()
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if self.active:
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title_tokens = list(self.get_title_tokens(query, strip_joiners=False))
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if title_tokens:
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tokens = [quote(t.encode("utf-8")) for t in title_tokens]
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query = "+".join(tokens)
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try:
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results = requests.get(Google.SEARCH_URL + query)
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results.raise_for_status()
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except Exception as e:
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log.warning(e)
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return None
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for result in results.json().get("items", []):
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val.append(
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self._parse_search_result(
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result=result, generic_cover=generic_cover, locale=locale
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)
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)
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return val
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def _parse_search_result(
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self, result: Dict, generic_cover: str, locale: str
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) -> MetaRecord:
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match = MetaRecord(
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id=result["id"],
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title=result["volumeInfo"]["title"],
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authors=result["volumeInfo"].get("authors", []),
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url=Google.BOOK_URL + result["id"],
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source=MetaSourceInfo(
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id=self.__id__,
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description=Google.DESCRIPTION,
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link=Google.META_URL,
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),
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)
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match.cover = self._parse_cover(result=result, generic_cover=generic_cover)
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match.description = result["volumeInfo"].get("description", "")
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match.languages = self._parse_languages(result=result, locale=locale)
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match.publisher = result["volumeInfo"].get("publisher", "")
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match.publishedDate = result["volumeInfo"].get("publishedDate", "")
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match.rating = result["volumeInfo"].get("averageRating", 0)
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match.series, match.series_index = "", 1
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match.tags = result["volumeInfo"].get("categories", [])
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match.identifiers = {"google": match.id}
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match = self._parse_isbn(result=result, match=match)
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return match
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@staticmethod
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def _parse_isbn(result: Dict, match: MetaRecord) -> MetaRecord:
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identifiers = result["volumeInfo"].get("industryIdentifiers", [])
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for identifier in identifiers:
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if identifier.get("type") == Google.ISBN_TYPE:
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match.identifiers["isbn"] = identifier.get("identifier")
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break
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return match
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@staticmethod
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def _parse_cover(result: Dict, generic_cover: str) -> str:
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if result["volumeInfo"].get("imageLinks"):
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cover_url = result["volumeInfo"]["imageLinks"]["thumbnail"]
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# strip curl in cover
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cover_url = cover_url.replace("&edge=curl", "")
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# request 800x900 cover image (higher resolution)
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cover_url += "&fife=w800-h900"
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return cover_url.replace("http://", "https://")
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return generic_cover
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@staticmethod
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def _parse_languages(result: Dict, locale: str) -> List[str]:
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language_iso2 = result["volumeInfo"].get("language", "")
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languages = (
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[get_language_name(locale, get_lang3(language_iso2))]
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if language_iso2
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else []
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)
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return languages
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