bumblebee-status/bumblebee_status/modules/contrib/arch-update.py
2020-05-14 20:36:01 +02:00

55 lines
1.4 KiB
Python

"""Check updates to Arch Linux.
Requires the following executable:
* checkupdates (from pacman-contrib)
contributed by `lucassouto <https://github.com/lucassouto>`_ - many thanks!
"""
import logging
import core.module
import core.widget
import core.decorators
import util.cli
class Module(core.module.Module):
@core.decorators.every(minutes=60)
def __init__(self, config, theme):
super().__init__(config, theme, core.widget.Widget(self.utilization))
self.__packages = 0
self.__error = False
@property
def __format(self):
return self.parameter("format", "Update Arch: {}")
def utilization(self, widget):
return self.__format.format(self.__packages)
def hidden(self):
return self.__packages == 0 and not self.__error
def update(self):
self.__error = False
code, result = util.cli.execute(
"checkupdates", ignore_errors=True, return_exitcode=True
)
if code == 0:
self.__packages = len(result.split("\n"))
elif code == 2:
self.__packages = 0
else:
self.__error = True
log.error("checkupdates exited with {}: {}".format(code, result))
def state(self, widget):
if self.__error:
return "warning"
return self.threshold_state(self.__packages, 1, 100)
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