import os
from subprocess import Popen,PIPE
import ctypes
import shutil
Enable_disable=itsm.getParameter('enabledisable')#Enable_disable=1#1=Enable 0=Disable
reg_file="""Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\Network Connections]
"NC_ShowSharedAccessUI"=dword:00000000

"""

def outer(func):
    def inner(*args,**kwargs):
        cmd=r'reg query "HKLM\SOFTWARE\Policies\Microsoft\Windows\Network Connections" /v NC_ShowSharedAccessUI'
        obj=Popen(cmd,stdout=PIPE,stderr=PIPE)
        r,e=obj.communicate()
        if Enable_disable==0:
            if e:
                print "Already Hotspot Disabled"
                pass
            else:
                print "Disabling Hot spot"
                return func(*args,**kwargs)
        else:
            print "Enabling Hotspot"
            return func(*args,**kwargs)
    return inner

@outer
def ecmd(command):
    class disable_file_system_redirection:
        _disable = ctypes.windll.kernel32.Wow64DisableWow64FsRedirection
        _revert = ctypes.windll.kernel32.Wow64RevertWow64FsRedirection
        def __enter__(self):
            self.old_value = ctypes.c_long()
            self.success = self._disable(ctypes.byref(self.old_value))
        def __exit__(self, type, value, traceback):
            if self.success:
                self._revert(self.old_value)
    
    with disable_file_system_redirection():
        obj = Popen(command, shell = True, stdout = PIPE, stderr = PIPE)
    out, err = obj.communicate()
    ret=obj.returncode
    if ret==0:
        if out:
            return out.strip()
        else:
            return ret
    else:
        if err:
            return err.strip()
        else:
            return ret
if Enable_disable==1:   
    with open(r"C:\Users\Public\Downloads\Enable_Disable_hotspot.reg","w") as f:
        f.write(reg_file)
    ecmd(r"reg import C:\Users\Public\Downloads\Enable_Disable_hotspot.reg")
    os.unlink(r"C:\Users\Public\Downloads\Enable_Disable_hotspot.reg")
    #shutil.rmtree(r"C:\Users\Public\Downloads\Enable_Disable_hotspot.reg")
else:
    ecmd(r'REG DELETE "HKLM\SOFTWARE\Policies\Microsoft\Windows\Network Connections" /v NC_ShowSharedAccessUI /f')