mirror of
https://github.com/searxng/searxng.git
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593026ad9c
Currentty, when oa_doi_rewrite find a DOI in the result URL, it replace the URL. In this commit, the plugin adds the key "doi" to the result, so the paper.html can show it.
47 lines
1.4 KiB
Python
47 lines
1.4 KiB
Python
from urllib.parse import urlparse, parse_qsl
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from flask_babel import gettext
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import re
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from searx import settings
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regex = re.compile(r'10\.\d{4,9}/[^\s]+')
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name = gettext('Open Access DOI rewrite')
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description = gettext('Avoid paywalls by redirecting to open-access versions of publications when available')
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default_on = False
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preference_section = 'general'
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def extract_doi(url):
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match = regex.search(url.path)
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if match:
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return match.group(0)
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for _, v in parse_qsl(url.query):
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match = regex.search(v)
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if match:
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return match.group(0)
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return None
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def get_doi_resolver(preferences):
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doi_resolvers = settings['doi_resolvers']
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selected_resolver = preferences.get_value('doi_resolver')[0]
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if selected_resolver not in doi_resolvers:
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selected_resolver = settings['default_doi_resolver']
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return doi_resolvers[selected_resolver]
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def on_result(request, search, result):
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if 'parsed_url' not in result:
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return True
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doi = extract_doi(result['parsed_url'])
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if doi and len(doi) < 50:
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for suffix in ('/', '.pdf', '.xml', '/full', '/meta', '/abstract'):
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if doi.endswith(suffix):
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doi = doi[: -len(suffix)]
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result['url'] = get_doi_resolver(request.preferences) + doi
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result['parsed_url'] = urlparse(result['url'])
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if 'doi' not in result:
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result['doi'] = doi
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return True
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