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https://github.com/OCA/account-financial-tools.git
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107 lines
4.4 KiB
Python
107 lines
4.4 KiB
Python
# -*- coding: utf-8 -*-
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# © 2008 Camptocamp
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
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from .currency_getter_interface import CurrencyGetterInterface
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import logging
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from datetime import datetime
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from odoo.tools import DEFAULT_SERVER_DATE_FORMAT
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_logger = logging.getLogger(__name__)
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class CH_ADMINGetter(CurrencyGetterInterface):
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"""Implementation of Currency_getter_factory interface
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for Admin.ch service.
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"""
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code = 'CH_ADMIN'
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name = 'Admin.ch'
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supported_currency_array = [
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"AED", "ALL", "ARS", "AUD", "AZN", "BAM", "BDT", "BGN", "BHD", "BRL",
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"CAD", "CHF", "CLP", "CNY", "COP", "CRC", "CZK", "DKK", "DOP", "EGP",
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"ETB", "EUR", "GBP", "GTQ", "HKD", "HNL", "HRK", "HUF", "IDR", "ILS",
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"INR", "ISK", "JPY", "KES", "KHR", "KRW", "KWD", "KYD", "KZT", "LBP",
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"LKR", "LTL", "LVL", "LYD", "MAD", "MUR", "MXN", "MYR", "NGN", "NOK",
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"NZD", "OMR", "PAB", "PEN", "PHP", "PKR", "PLN", "QAR", "RON", "RSD",
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"RUB", "SAR", "SEK", "SGD", "THB", "TND", "TRY", "TWD", "TZS", "UAH",
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"USD", "UYU", "VEF", "VND", "ZAR"]
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def rate_retrieve(self, dom, ns, curr):
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"""Parse a dom node to retrieve currencies data"""
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res = {}
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xpath_rate_currency = ("/def:wechselkurse/def:devise[@code='%s']/"
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"def:kurs/text()") % (curr.lower())
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xpath_rate_ref = ("/def:wechselkurse/def:devise[@code='%s']/"
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"def:waehrung/text()") % (curr.lower())
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res['rate_currency'] = float(
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dom.xpath(xpath_rate_currency, namespaces=ns)[0]
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)
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res['rate_ref'] = float(
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(dom.xpath(xpath_rate_ref, namespaces=ns)[0]).split(' ')[0]
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)
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return res
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def get_updated_currency(self, currency_array, main_currency,
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max_delta_days):
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"""Implementation of abstract method of Curreny_getter_interface"""
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url = ('http://www.afd.admin.ch/publicdb/newdb/'
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'mwst_kurse/wechselkurse.php')
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# We do not want to update the main currency
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if main_currency in currency_array:
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currency_array.remove(main_currency)
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# Move to new XML lib cf Launchpad bug #645263
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from lxml import etree
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_logger.debug("Admin.ch currency rate service : connecting...")
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rawfile = self.get_url(url)
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dom = etree.fromstring(rawfile)
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_logger.debug("Admin.ch sent a valid XML file")
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adminch_ns = {
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'def': 'http://www.afd.admin.ch/publicdb/newdb/mwst_kurse'
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}
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rate_date = dom.xpath(
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'/def:wechselkurse/def:datum/text()',
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namespaces=adminch_ns
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)
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rate_date = rate_date[0]
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rate_date_datetime = datetime.strptime(rate_date,
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DEFAULT_SERVER_DATE_FORMAT)
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self.check_rate_date(rate_date_datetime, max_delta_days)
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# we dynamically update supported currencies
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self.supported_currency_array = dom.xpath(
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"/def:wechselkurse/def:devise/@code",
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namespaces=adminch_ns
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)
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self.supported_currency_array = [x.upper() for x
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in self.supported_currency_array]
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self.supported_currency_array.append('CHF')
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_logger.debug(
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"Supported currencies = " + str(self.supported_currency_array)
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)
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self.validate_cur(main_currency)
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if main_currency != 'CHF':
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main_curr_data = self.rate_retrieve(dom, adminch_ns, main_currency)
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# 1 MAIN_CURRENCY = main_rate CHF
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rate_curr = main_curr_data['rate_currency']
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rate_ref = main_curr_data['rate_ref']
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main_rate = rate_curr / rate_ref
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for curr in currency_array:
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self.validate_cur(curr)
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if curr == 'CHF':
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rate = main_rate
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else:
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curr_data = self.rate_retrieve(dom, adminch_ns, curr)
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# 1 MAIN_CURRENCY = rate CURR
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if main_currency == 'CHF':
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rate = curr_data['rate_ref'] / curr_data['rate_currency']
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else:
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rate = (main_rate * curr_data['rate_ref'] /
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curr_data['rate_currency'])
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self.updated_currency[curr] = rate
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_logger.debug(
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"Rate retrieved : 1 %s = %s %s" % (main_currency, rate, curr)
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)
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return self.updated_currency, self.log_info
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