searxng/searx/engines/currency_convert.py

55 lines
1.4 KiB
Python

# SPDX-License-Identifier: AGPL-3.0-or-later
"""
currency convert (DuckDuckGo)
"""
import json
# about
about = {
"website": 'https://duckduckgo.com/',
"wikidata_id": 'Q12805',
"official_api_documentation": 'https://duckduckgo.com/api',
"use_official_api": False,
"require_api_key": False,
"results": 'JSONP',
}
engine_type = 'online_currency'
categories = []
url = 'https://duckduckgo.com/js/spice/currency/1/{0}/{1}'
weight = 100
https_support = True
def request(query, params):
params['url'] = url.format(params['from'], params['to'])
return params
def response(resp):
"""remove first and last lines to get only json"""
json_resp = resp.text[resp.text.find('\n') + 1:resp.text.rfind('\n') - 2]
results = []
try:
conversion_rate = float(json.loads(json_resp)['conversion']['converted-amount'])
except:
return results
answer = '{0} {1} = {2} {3}, 1 {1} ({5}) = {4} {3} ({6})'.format(
resp.search_params['amount'],
resp.search_params['from'],
resp.search_params['amount'] * conversion_rate,
resp.search_params['to'],
conversion_rate,
resp.search_params['from_name'],
resp.search_params['to_name'],
)
url = 'https://duckduckgo.com/js/spice/currency/1/{0}/{1}'.format(
resp.search_params['from'].upper(), resp.search_params['to'])
results.append({'answer': answer, 'url': url})
return results