searxng/searx/engines/internet_archive_scholar.py

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