mirror of
https://github.com/searxng/searxng
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94 lines
2.4 KiB
Python
94 lines
2.4 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""
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General mediawiki-engine (Web)
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"""
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from string import Formatter
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from urllib.parse import urlencode, quote
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from searx.utils import html_to_text
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# about
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about = {
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"website": None,
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"wikidata_id": None,
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"official_api_documentation": 'http://www.mediawiki.org/wiki/API:Search',
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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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# engine dependent config
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categories = ['general']
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paging = True
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number_of_results = 1
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search_type = 'nearmatch' # possible values: title, text, nearmatch
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# search-url
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base_url = 'https://{language}.wikipedia.org/'
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search_postfix = (
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'w/api.php?action=query'
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'&list=search'
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'&{query}'
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'&format=json'
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'&sroffset={offset}'
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'&srlimit={limit}'
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'&srwhat={searchtype}'
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)
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# do search-request
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def request(query, params):
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offset = (params['pageno'] - 1) * number_of_results
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string_args = dict(
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query=urlencode({'srsearch': query}), offset=offset, limit=number_of_results, searchtype=search_type
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)
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format_strings = list(Formatter().parse(base_url))
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if params['language'] == 'all':
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language = 'en'
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else:
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language = params['language'].split('-')[0]
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# format_string [('https://', 'language', '', None), ('.wikipedia.org/', None, None, None)]
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if any(x[1] == 'language' for x in format_strings):
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string_args['language'] = language
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# write search-language back to params, required in response
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params['language'] = language
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search_url = base_url + search_postfix
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params['url'] = search_url.format(**string_args)
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return params
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# get response from search-request
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def response(resp):
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results = []
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search_results = resp.json()
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# return empty array if there are no results
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if not search_results.get('query', {}).get('search'):
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return []
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# parse results
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for result in search_results['query']['search']:
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if result.get('snippet', '').startswith('#REDIRECT'):
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continue
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url = (
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base_url.format(language=resp.search_params['language'])
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+ 'wiki/'
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+ quote(result['title'].replace(' ', '_').encode())
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)
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# append result
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results.append({'url': url, 'title': result['title'], 'content': html_to_text(result.get('snippet', ''))})
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# return results
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return results
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