gistfile1.txt

import UIKit
import Firebase
import DZNWebViewController


class HomeViewController: UIViewController {

    @IBOutlet weak var tableView: UITableView!
    
    let firebaseRef = Firebase(url:"")
   
    weak var webModalNC: UINavigationController?
    
    override func viewDidLoad() {
        super.viewDidLoad()

       ...
    }
    
    override func viewWillAppear(animated: Bool) {
         self.tabBarController?.tabBar.hidden = false
    
           }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
    
    

}


extension HomeViewController: ShowSourceModalDelegate {
    
   
    func showSource(url: String) {
        
        
        let vc = DZNWebViewController(URL: NSURL(string: url)!)
        self.webModalNC = UINavigationController(rootViewController: vc)
        vc.supportedWebNavigationTools = DZNWebNavigationTools.All
        vc.supportedWebActions = DZNsupportedWebActions.DZNWebActionAll
        vc.showLoadingProgress = true
        vc.hideBarsWithGestures = true
        vc.showPageTitleAndURL = true
        
        let closeButton = UIBarButtonItem(title: "Close", style: .Plain, target: self, action: #selector(HomeViewController.closeWebModal))
        vc.navigationItem.rightBarButtonItem = closeButton
        if let webModal = self.webModalNC {
            print(webModal)
            self.presentViewController(webModal, animated: true, completion: nil)
        }
    }
    
    func closeWebModal(){
        
        self.webModalNC!.dismissViewControllerAnimated(true, completion: nil)
        
    }
  
}