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8f8343dc0d
Continuation of #5147 .. typification of the engine processors. BTW: - removed obsolete engine property https_support - fixed & improved currency_convert - engine instances can now implement a engine.setup method [#5147] https://github.com/searxng/searxng/pull/5147 Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
59 lines
1.7 KiB
Python
59 lines
1.7 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""Currency convert (DuckDuckGo)"""
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import typing as t
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import json
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from searx.result_types import EngineResults
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if t.TYPE_CHECKING:
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from searx.search.processors import OnlineCurrenciesParams
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from searx.extended_types import SXNG_Response
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# about
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about = {
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"website": "https://duckduckgo.com/",
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"wikidata_id": "Q12805",
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"official_api_documentation": "https://duckduckgo.com/api",
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"use_official_api": False,
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"require_api_key": False,
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"results": "JSONP",
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"description": "Service from DuckDuckGo.",
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}
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engine_type = "online_currency"
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categories = ["currency", "general"]
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base_url = "https://duckduckgo.com/js/spice/currency/1/%(from_iso4217)s/%(to_iso4217)s"
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ddg_link_url = "https://duckduckgo.com/?q=%(from_iso4217)s+to+%(to_iso4217)s"
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weight = 100
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def request(query: str, params: "OnlineCurrenciesParams") -> None: # pylint: disable=unused-argument
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params["url"] = base_url % params
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def response(resp: "SXNG_Response") -> EngineResults:
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res = EngineResults()
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# remove first and last lines to get only json
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json_resp = resp.text[resp.text.find("\n") + 1 : resp.text.rfind("\n") - 2]
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try:
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conversion_rate = float(json.loads(json_resp)["to"][0]["mid"])
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except IndexError:
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return res
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params: OnlineCurrenciesParams = resp.search_params # pyright: ignore[reportAssignmentType]
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answer = "{0} {1} = {2} {3} (1 {5} : {4} {6})".format(
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params["amount"],
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params["from_iso4217"],
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params["amount"] * conversion_rate,
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params["to_iso4217"],
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conversion_rate,
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params["from_name"],
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params["to_name"],
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)
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url = ddg_link_url % params
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res.add(res.types.Answer(answer=answer, url=url))
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return res
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