#!/usr/bin/env python
# -*- coding: utf-8 -*-
import configparser
import socket

class Network:


    def __init__(self):
        config = configparser.ConfigParser()
        config.read('config.ini')
        self.wlan = config["Network"]["wlan"]
        self.update = config["Network"]["wlan"]


    def CheckWLan(self,LanName=""):
        """
        Checks for a network
        :param LanName: The network name to search for
        :type LanName: str
        :return: Returns true, when the w-lan was found
        :rtype: boolean
        """
        import sys, subprocess, platform
        if LanName=="": LanName = self.wlanName
        cmd = subprocess.Popen('sudo iwlist scan', shell=True, stdout=subprocess.PIPE)
        for line in cmd.stdout:
            line = line.strip()
            if line.find(':')>-1:
                opt, arg = line.split(':',1)
                arg = arg.strip('\"')
                if opt == "ESSID":
                    if(arg==LanName):
                        return True
        del cmd
        return False

    @staticmethod
    def getIp():
        hostname = socket.gethostname()
        return socket.gethostbyname(hostname)

    @staticmethod
    def getHostName():
        return socket.gethostname()