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86 lines
2.6 KiB
Python
86 lines
2.6 KiB
Python
import logging
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from typing import Optional
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import requests
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from requests.auth import HTTPDigestAuth
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from open_webui.retrieval.web.main import SearchResult, get_filtered_results
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log = logging.getLogger(__name__)
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def search_yacy(
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query_url: str,
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username: Optional[str],
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password: Optional[str],
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query: str,
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count: int,
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filter_list: Optional[list[str]] = None,
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) -> list[SearchResult]:
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"""
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Search a Yacy instance for a given query and return the results as a list of SearchResult objects.
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The function accepts username and password for authenticating to Yacy.
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Args:
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query_url (str): The base URL of the Yacy server.
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username (str): Optional YaCy username.
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password (str): Optional YaCy password.
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query (str): The search term or question to find in the Yacy database.
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count (int): The maximum number of results to retrieve from the search.
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Returns:
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list[SearchResult]: A list of SearchResults sorted by relevance score in descending order.
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Raise:
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requests.exceptions.RequestException: If a request error occurs during the search process.
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"""
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# Use authentication if either username or password is set
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yacy_auth = None
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if username or password:
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yacy_auth = HTTPDigestAuth(username, password)
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params = {
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'query': query,
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'contentdom': 'text',
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'resource': 'global',
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'maximumRecords': count,
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'nav': 'none',
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}
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# Check if provided a json API URL
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if not query_url.endswith('yacysearch.json'):
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# Strip all query parameters from the URL
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query_url = query_url.rstrip('/') + '/yacysearch.json'
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log.debug(f'searching {query_url}')
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response = requests.get(
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query_url,
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auth=yacy_auth,
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headers={
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'User-Agent': 'Open WebUI (https://github.com/open-webui/open-webui) RAG Bot',
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'Accept': 'text/html',
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'Accept-Encoding': 'gzip, deflate',
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'Accept-Language': 'en-US,en;q=0.5',
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'Connection': 'keep-alive',
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},
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params=params,
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)
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response.raise_for_status() # Raise an exception for HTTP errors.
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json_response = response.json()
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results = json_response.get('channels', [{}])[0].get('items', [])
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sorted_results = sorted(results, key=lambda x: x.get('ranking', 0), reverse=True)
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if filter_list:
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sorted_results = get_filtered_results(sorted_results, filter_list)
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return [
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SearchResult(
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link=result['link'],
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title=result.get('title'),
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snippet=result.get('description'),
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)
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for result in sorted_results[:count]
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]
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