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import logging | |
from typing import Optional | |
import requests | |
from open_webui.retrieval.web.main import SearchResult, get_filtered_results | |
from open_webui.env import SRC_LOG_LEVELS | |
log = logging.getLogger(__name__) | |
log.setLevel(SRC_LOG_LEVELS["RAG"]) | |
def search_searxng( | |
query_url: str, | |
query: str, | |
count: int, | |
filter_list: Optional[list[str]] = None, | |
**kwargs, | |
) -> list[SearchResult]: | |
""" | |
Search a SearXNG instance for a given query and return the results as a list of SearchResult objects. | |
The function allows passing additional parameters such as language or time_range to tailor the search result. | |
Args: | |
query_url (str): The base URL of the SearXNG server. | |
query (str): The search term or question to find in the SearXNG database. | |
count (int): The maximum number of results to retrieve from the search. | |
Keyword Args: | |
language (str): Language filter for the search results; e.g., "en-US". Defaults to an empty string. | |
safesearch (int): Safe search filter for safer web results; 0 = off, 1 = moderate, 2 = strict. Defaults to 1 (moderate). | |
time_range (str): Time range for filtering results by date; e.g., "2023-04-05..today" or "all-time". Defaults to ''. | |
categories: (Optional[list[str]]): Specific categories within which the search should be performed, defaulting to an empty string if not provided. | |
Returns: | |
list[SearchResult]: A list of SearchResults sorted by relevance score in descending order. | |
Raise: | |
requests.exceptions.RequestException: If a request error occurs during the search process. | |
""" | |
# Default values for optional parameters are provided as empty strings or None when not specified. | |
language = kwargs.get("language", "en-US") | |
safesearch = kwargs.get("safesearch", "1") | |
time_range = kwargs.get("time_range", "") | |
categories = "".join(kwargs.get("categories", [])) | |
params = { | |
"q": query, | |
"format": "json", | |
"pageno": 1, | |
"safesearch": safesearch, | |
"language": language, | |
"time_range": time_range, | |
"categories": categories, | |
"theme": "simple", | |
"image_proxy": 0, | |
} | |
# Legacy query format | |
if "<query>" in query_url: | |
# Strip all query parameters from the URL | |
query_url = query_url.split("?")[0] | |
log.debug(f"searching {query_url}") | |
response = requests.get( | |
query_url, | |
headers={ | |
"User-Agent": "Open WebUI (https://github.com/open-webui/open-webui) RAG Bot", | |
"Accept": "text/html", | |
"Accept-Encoding": "gzip, deflate", | |
"Accept-Language": "en-US,en;q=0.5", | |
"Connection": "keep-alive", | |
}, | |
params=params, | |
) | |
response.raise_for_status() # Raise an exception for HTTP errors. | |
json_response = response.json() | |
results = json_response.get("results", []) | |
sorted_results = sorted(results, key=lambda x: x.get("score", 0), reverse=True) | |
if filter_list: | |
sorted_results = get_filtered_results(sorted_results, filter_list) | |
return [ | |
SearchResult( | |
link=result["url"], title=result.get("title"), snippet=result.get("content") | |
) | |
for result in sorted_results[:count] | |
] | |