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60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
import logging
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import urllib.request
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from typing import Optional
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from open_webui.retrieval.web.main import SearchResult, get_filtered_results
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from ddgs import DDGS
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from ddgs.exceptions import RatelimitException
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log = logging.getLogger(__name__)
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def search_duckduckgo(
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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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concurrent_requests: Optional[int] = None,
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backend: Optional[str] = 'auto',
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) -> list[SearchResult]:
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"""
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Search using DuckDuckGo's Search API and return the results as a list of SearchResult objects.
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Args:
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query (str): The query to search for
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count (int): The number of results to return
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backend (str): The search backend to use (auto, duckduckgo, google, brave, etc.)
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Returns:
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list[SearchResult]: A list of search results
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"""
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# The ddgs library (primp-based) does not auto-detect proxy env vars.
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# Resolve via stdlib getproxies() — same pattern as the other loaders.
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env_proxies = urllib.request.getproxies()
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proxy = env_proxies.get('https') or env_proxies.get('http')
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search_results = []
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with DDGS(proxy=proxy) as ddgs:
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if concurrent_requests:
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ddgs.threads = concurrent_requests
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# Use the ddgs.text() method to perform the search
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try:
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kwargs = {"safesearch": "moderate", "max_results": count}
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if backend and backend != "auto":
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kwargs["backend"] = backend
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results = ddgs.text(query, **kwargs)
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search_results = results if results is not None else []
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except RatelimitException as e:
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log.error(f'RatelimitException: {e}')
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search_results = []
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if filter_list:
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search_results = get_filtered_results(search_results, filter_list)
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# Return the list of search results
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return [
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SearchResult(
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link=result['href'],
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title=result.get('title'),
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snippet=result.get('body'),
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)
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for result in search_results
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]
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