Get Wifi network information in swift

NetworkInfo.swift

import UIKit
import SystemConfiguration.CaptiveNetwork

class NetworkInfo {
  
  func printSsidInfo {
    if let ssidInfo = fetchSSIDInfo() as? [String:AnyObject], ssID = ssidInfo["SSID"] as? String {
        println("SSID: \(ssID)")
    } else {
        println("SSID not found")
    }
  }

  func fetchSSIDInfo() -> CFDictionary? {
    if let
        ifs = CNCopySupportedInterfaces().takeUnretainedValue() as? [String],
        ifName = ifs.first,
        info = CNCopyCurrentNetworkInfo((ifName as CFStringRef))
    {
        return info.takeUnretainedValue()
    }
    return nil
  }
}