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[modules/currency] Enable base and symbol configuration

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The "base" currency can now be configured using the parameter "source",
and the "symbols" to be resolved can be configured using the parameter
"destination", which is a comma-separated list.

see #169
This commit is contained in:
Tobias Witek 2017-09-10 09:34:02 +02:00
parent b4dcfb792c
commit bf53c5912c
1 changed files with 26 additions and 22 deletions
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46
bumblebee/modules/currency.py
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@ -8,6 +8,10 @@ Requires the following python packages:
Parameters: Parameters:
* currency.interval: Interval in minutes between updates, default is 1. * currency.interval: Interval in minutes between updates, default is 1.
* currency.source: Source currency (defaults to "GBP")
* currency.destination: Comma-separated list of destination currencies (defaults to "USD,EUR")
Note: source and destination names right now must correspond to the names used by the API of http://fixer.io
""" """
import bumblebee.input import bumblebee.input
@ -21,40 +25,40 @@ try:
except ImportError: except ImportError:
pass pass
SYMBOL = {
"GBP": u"£", "EUR": u"€", "USD": u"$"
}
class Module(bumblebee.engine.Module): class Module(bumblebee.engine.Module):
def __init__(self, engine, config): def __init__(self, engine, config):
super(Module, self).__init__(engine, config, super(Module, self).__init__(engine, config,
bumblebee.output.Widget(full_text=self.price) bumblebee.output.Widget(full_text=self.price)
) )
self._price = "-" self._data = {}
self._interval = int(self.parameter("interval", "1")) self._interval = int(self.parameter("interval", 1))
self._base = self.parameter("source", "GBP")
self._symbols = self.parameter("destination", "USD,EUR")
self._nextcheck = 0 self._nextcheck = 0
self._valid = False
def price(self, widget): def price(self, widget):
if not self._valid: if self._data == {}:
return u"?" return "?"
return self._price
rates = []
for sym in self._data["rates"]:
rates.append(u"{}{}".format(self._data["rates"][sym], SYMBOL[sym] if sym in SYMBOL else sym))
return u"{}: {}".format(SYMBOL[self._base] if self._base in SYMBOL else self._base, u"/".join(rates))
def update(self, widgets): def update(self, widgets):
timestamp = int(time.time()) timestamp = int(time.time())
if self._nextcheck < int(time.time()): if self._nextcheck < int(time.time()):
try: self._data = {}
self._nextcheck = int(time.time()) + self._interval*60 self._nextcheck = int(time.time()) + self._interval*60
price_url = "http://api.fixer.io/latest?symbols=USD,EUR&base=GBP" url = "http://api.fixer.io/latest?symbols={}&base={}".format(self._symbols, self._base)
try: try:
price_json = json.loads( requests.get(price_url).text ) self._data = json.loads(requests.get(url).text)
gbpeur = str(price_json['rates']['EUR']) except Exception:
gbpusd = str(price_json['rates']['USD']) pass
except ValueError:
gbpeur = "-"
gbpusd = "-"
self._price = u"£/€ " + gbpeur + u" | £/$ " + gbpusd
self._valid = True
except RequestException:
self._price = u"£/€ - | £/$ -"
self._valid = True
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4 # vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4