vdstatus/plugins/pacman.py

import plugins
import subprocess


class PluginThread(plugins.PluginThreadCommon):
    def __init__(self, config):
        defaults = {
            'freq': 15,
            'problem': 10
        }
        super(PluginThread, self).__init__(config, defaults)
        self.format_status(0)

    def format_status(self, count):
        self.status['full_text'] = 'UPD: ' + str(count)
        self.hide = count == 0
        self.status['urgent'] = count >= self.conf['problem']

    def main(self):
        # TODO: this is an ugly hack, fix it with subprocess.Popen someday
        updates = subprocess.getoutput('/usr/bin/pacman -Qu').count(" -> ")
        self.format_status(updates)