from subprocess import call
from libqtile.widget import base
[docs]
class Canto(base.BackgroundPoll):
"""Display RSS feeds updates using the canto console reader
Widget requirements: canto_
.. _canto: https://codezen.org/canto-ng/
"""
defaults = [
("fetch", False, "Whether to fetch new items on update"),
("feeds", [], "List of feeds to display, empty for all"),
("one_format", "{name}: {number}", "One feed display format"),
("all_format", "{number}", "All feeds display format"),
]
def __init__(self, **config):
base.BackgroundPoll.__init__(self, "", **config)
self.add_defaults(Canto.defaults)
def poll(self):
if not self.feeds:
arg = "-a"
if self.fetch:
arg += "u"
output = self.all_format.format(number=self.call_process(["canto", arg])[:-1])
return output
else:
if self.fetch:
call(["canto", "-u"])
return "".join(
[
self.one_format.format(
name=feed, number=self.call_process(["canto", "-n", feed])[:-1]
)
for feed in self.feeds
]
)