mirror of
https://github.com/janeczku/calibre-web
synced 2024-11-01 07:36:20 +00:00
84 lines
3.1 KiB
Python
84 lines
3.1 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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import itertools
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from typing import Dict, List, Optional
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from urllib.parse import quote, unquote
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try:
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from fake_useragent.errors import FakeUserAgentError
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except (ImportError):
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FakeUserAgentError = BaseException
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try:
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from scholarly import scholarly
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except FakeUserAgentError:
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raise ImportError("No module named 'scholarly'")
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from cps import logger
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from cps.services.Metadata import MetaRecord, MetaSourceInfo, Metadata
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log = logger.create()
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class scholar(Metadata):
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__name__ = "Google Scholar"
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__id__ = "googlescholar"
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META_URL = "https://scholar.google.com/"
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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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scholarly.set_timeout(20)
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scholarly.set_retries(2)
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scholar_gen = itertools.islice(scholarly.search_pubs(query), 10)
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except Exception as e:
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log.warning(e)
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return list()
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for result in scholar_gen:
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match = self._parse_search_result(
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result=result, generic_cover="", locale=locale
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)
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val.append(match)
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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.get("pub_url", result.get("eprint_url", "")),
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title=result["bib"].get("title"),
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authors=result["bib"].get("author", []),
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url=result.get("pub_url", result.get("eprint_url", "")),
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source=MetaSourceInfo(
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id=self.__id__, description=self.__name__, link=scholar.META_URL
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),
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)
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match.cover = result.get("image", {}).get("original_url", generic_cover)
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match.description = unquote(result["bib"].get("abstract", ""))
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match.publisher = result["bib"].get("venue", "")
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match.publishedDate = result["bib"].get("pub_year") + "-01-01"
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match.identifiers = {"scholar": match.id}
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return match
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