Checks the modem's connection speed.

router.py

import downloader
import re

import sys
from PyQt4 import QtGui, QtCore

def getIcon(number):
        image = QtGui.QPixmap(16, 16)
        font = QtGui.QFont('terminal', 5)
        font.setStretch(150)
        m = QtGui.QFontMetrics(font)

        painter = QtGui.QPainter()
        painter.begin(image)
        painter.setOpacity(1)
        painter.fillRect(image.rect(), QtCore.Qt.black)
        try:
            int(number)
        except Exception:
            painter.setPen(QtCore.Qt.red)
        else:
            painter.setPen(QtCore.Qt.green)

        painter.setFont(font)

        painter.drawText(1, 8, number[0])
        painter.drawText(8, 8, number[1])
        painter.drawText(1, 15, number[2])
        painter.drawText(8, 15, number[3])
            
        painter.end()
        icon = QtGui.QIcon()
        icon.addPixmap(image)
        return icon

class SystemTrayIcon(QtGui.QSystemTrayIcon):
    def __init__(self, icon, parent=None):
        QtGui.QSystemTrayIcon.__init__(self, icon, parent)
        
        menu = QtGui.QMenu(parent)
        exitAction = menu.addAction("Exit")
        exitAction.triggered.connect(QtGui.qApp.quit)
        checkAction = menu.addAction("Check")
        checkAction.triggered.connect(self.checkSpeed)
        self.setContextMenu(menu)
        
        self.timer = QtCore.QTimer()
        QtCore.QObject.connect(self.timer, QtCore.SIGNAL("timeout()"), self.checkSpeed)
        self.timer.start(30000)
        self.checkSpeed()
        
    def checkSpeed(self):
        self.setToolTip("Checking...")
        self.setIcon(getIcon("????"))
        
        dl = downloader.Downloader()
        b = dl.browser()
        b.add_password("192.168.1.254", "TELMEX", "<redacted>") # HTTP auth ftw!
        r = dl.open("http://192.168.1.254/rpSysStatus.html")
        
        if r:
            page = r.read()
            regex = "^Ancho de banda descendente/ascendente \(kbps\)</td>"
            regex += "<TD width=\"50%\" class=tablecolvalue>\s*?(\d*?) /"
            m = re.search(regex, page, re.M)
            
            if m:
                number = m.group(1)
                self.setToolTip(number+"kbps")
                self.setIcon(getIcon(number))
                return
            
            self.setIcon(getIcon("xxxx"))
            self.setToolTip("Error parsing page.")
            return
        
        self.setIcon(getIcon("----"))
        self.setToolTip("Not connected, or not at home!")
        return
        
def main():
    app = QtGui.QApplication(sys.argv)

    w = QtGui.QWidget()
    icon = QtGui.QIcon(getIcon("8888"))
    trayIcon = SystemTrayIcon(icon, w)

    trayIcon.show()
    sys.exit(app.exec_())

if __name__ == '__main__':
    main()