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# SPDX-License-Identifier: AGPL-3.0-or-later
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# lint: pylint
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"""Currency convert (DuckDuckGo)
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"""
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import json
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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 = []
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base_url = 'https://duckduckgo.com/js/spice/currency/1/{0}/{1}'
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weight = 100
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https_support = True
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def request(_query, params):
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params['url'] = base_url.format(params['from'], params['to'])
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return params
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def response(resp):
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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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results = []
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try:
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conversion_rate = float(json.loads(json_resp)['conversion']['converted-amount'])
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except ValueError:
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return results
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answer = '{0} {1} = {2} {3}, 1 {1} ({5}) = {4} {3} ({6})'.format(
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resp.search_params['amount'],
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resp.search_params['from'],
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resp.search_params['amount'] * conversion_rate,
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resp.search_params['to'],
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conversion_rate,
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resp.search_params['from_name'],
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resp.search_params['to_name'],
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)
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url = 'https://duckduckgo.com/js/spice/currency/1/{0}/{1}'.format(
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resp.search_params['from'].upper(), resp.search_params['to']
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)
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results.append({'answer': answer, 'url': url})
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return results
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