|  | # SPDX-License-Identifier: AGPL-3.0-or-later
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							|  | # lint: pylint
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							|  | """Internet Archive scholar(science)
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							|  | """
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							|  | 
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							|  | from datetime import datetime
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							|  | from urllib.parse import urlencode
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							|  | from searx.utils import html_to_text
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							|  | 
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							|  | about = {
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							|  |     "website": "https://scholar.archive.org/",
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							|  |     "wikidata_id": "Q115667709",
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							|  |     "official_api_documentation": "https://scholar.archive.org/api/redoc",
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							|  |     "use_official_api": True,
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							|  |     "require_api_key": False,
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							|  |     "results": "JSON",
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							|  | }
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							|  | categories = ['science', 'scientific publications']
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							|  | paging = True
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							|  | 
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							|  | base_url = "https://scholar.archive.org"
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							|  | results_per_page = 15
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							|  | 
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							|  | 
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							|  | def request(query, params):
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							|  |     args = {
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							|  |         "q": query,
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							|  |         "limit": results_per_page,
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							|  |         "offset": (params["pageno"] - 1) * results_per_page,
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							|  |     }
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							|  |     params["url"] = f"{base_url}/search?{urlencode(args)}"
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							|  |     params["headers"]["Accept"] = "application/json"
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							|  |     return params
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							|  | 
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							|  | 
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							|  | def response(resp):
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							|  |     results = []
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							|  | 
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							|  |     json = resp.json()
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							|  | 
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							|  |     for result in json["results"]:
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							|  |         publishedDate, content, doi = None, '', None
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							|  | 
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							|  |         if result['biblio'].get('release_date'):
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							|  |             publishedDate = datetime.strptime(result['biblio']['release_date'], "%Y-%m-%d")
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							|  | 
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							|  |         if len(result['abstracts']) > 0:
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							|  |             content = result['abstracts'][0].get('body')
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							|  |         elif len(result['_highlights']) > 0:
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							|  |             content = result['_highlights'][0]
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							|  | 
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							|  |         if len(result['releases']) > 0:
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							|  |             doi = result['releases'][0].get('doi')
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							|  | 
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							|  |         results.append(
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							|  |             {
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							|  |                 'template': 'paper.html',
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							|  |                 'url': result['fulltext']['access_url'],
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							|  |                 'title': result['biblio'].get('title') or result['biblio'].get('container_name'),
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							|  |                 'content': html_to_text(content),
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							|  |                 'publisher': result['biblio'].get('publisher'),
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							|  |                 'doi': doi,
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							|  |                 'journal': result['biblio'].get('container_name'),
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							|  |                 'authors': result['biblio'].get('contrib_names'),
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							|  |                 'tags': result['tags'],
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							|  |                 'publishedDate': publishedDate,
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							|  |                 'issns': result['biblio'].get('issns'),
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							|  |                 'pdf_url': result['fulltext'].get('access_url'),
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							|  |             }
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							|  |         )
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							|  | 
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							|  |     return results
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