def get_selected_currency():
cookie = request.cookies.get('currency')
return cookie if cookie is not None else prop.get_currency_default()
def get_data():
return {'default': prop.get_currency_default(),
'selected': get_selected_currency(),
'all': prop.get_currencies(),
'rates': get_rates()}
logging.warn('Couldn\'t load currency rates', e)
if xml_string is None:
xml_string = rates_string
tree = etree.fromstring(xml_string)
rates = {}
for rate in tree.findall('.//*[@currency]'):
cur_name = rate.attrib['currency']
if cur_name in prop.get_currencies():
rates[cur_name] = {
'val': float(rate.text),
'multiplier':
int(rate.attrib['multiplier'])
if 'multiplier' in rate.attrib
else 1
}
rates[prop.get_currency_default()] = {'val': 1, 'multiplier': 1}
return rates
def convert(val, currency=None, rates=None):
currency = currency if currency is not None else get_selected_currency()
rates = rates if rates is not None else get_rates()
rate = rates[currency]
return val / rate['val'] * rate['multiplier']
def get_selected_currency():
cookie = request.cookies.get('currency')
return cookie if cookie is not None else prop.get_currency_default()