//
// Copyright (c) 2006-2021 Wade Alcorn - wade@bindshell.net
// Browser Exploitation Framework (BeEF) - http://beefproject.com
// See the file 'doc/COPYING' for copying permission
//

PanelViewer = {};
var mainPanel, zombiesTreeLists, zombieTabs, zombiesManager;

Ext.onReady(function() {
	
	Ext.QuickTips.init();

	zombiesTreeLists = {
		'basic' : new zombiesTreeList('basic'),
		'requester' : new zombiesTreeList('requester')
	};
	
	zombieTabs = new ZombieTabs(zombiesTreeLists);
	zombiesManager = new ZombiesMgr(zombiesTreeLists);
	mainPanel = new MainPanel();
	
	var viewport = new Ext.Viewport({
        layout:'border',
        items:[
            new Ext.BoxComponent({
                region:'north',
                el: 'header',
                height: 32
            }),
			zombieTabs,
			mainPanel
         ]
    });
  setTimeout("locationHashChanged()", 1000);
	
	new DoLogout();
});

/*
 * Panel Events Updater
 *
 * This event updater retrieves zombie updates every periodically.
 * The poll timer is specified in befe.extension.admin_ui.panel_update_interval
 * These updates are then pushed to various managers (i.e. the zombie manager).
 */
var lastpoll = new Date().getTime();

Ext.TaskMgr.start({
	run: function() {
		Ext.Ajax.request({
			url: '/api/hooks/?token=' + beefwui.get_rest_token(),
			method: 'GET',
			success: function(response) {
				var updates;
				try {
					updates = Ext.util.JSON.decode(response.responseText);
				} catch (e) {
					//The framework has probably been reset and you're actually logged out
					var hr = document.getElementById("header-right");
					hr.innerHTML = "You appear to be logged out. <a href='<%= @base_path %>/panel/'>Login</a>";
				}
				var hooked_browsers = (updates['hooked-browsers']) ? updates['hooked-browsers'] : null;
				
				if(zombiesManager && hooked_browsers) {
					zombiesManager.updateZombies(hooked_browsers);
				}
				lastpoll = new Date().getTime();
				var hr = document.getElementById("header-right");
				hr.innerHTML = "";
			},
			failure: function(response) {
				var timenow = new Date().getTime();

				if ((timenow - lastpoll) > 60000) {
					var hr = document.getElementById("header-right");
					hr.innerHTML = "Framework is down";
				}
			}
		});
	},
	
	interval: <%= (BeEF::Core::Configuration.instance.get("beef.extension.admin_ui.panel_update_interval") || 10).to_i * 1_000 %>
});

/*
 * Allow selecting a browser with #id=<session> in the /ui/panel URL
*/
function locationHashChanged() {
  var id = location_hash('id');

  if (id === null) return;

  var zombie = Object.values(beefwui.hooked_browsers).find(hb => hb.session === id);

  id = id.replace(/[^a-z0-9]/gi, '');
  console.log("Loading hooked browser with ID: " + id);
  mainPanel.remove(mainPanel.getComponent('current-browser'));
  if(!mainPanel.getComponent('current-browser')) {
    mainPanel.add(new ZombieTab(zombie));
  }

  mainPanel.activate(mainPanel.getComponent('current-browser'));
  //removeHash();
}

function location_hash(key) {
  var matches = location.hash.match(new RegExp(key+'=([^&]*)'));
  return matches ? matches[1] : null;
}

function removeHash () {
  history.pushState("", document.title, window.location.pathname + window.location.search);
}

window.onhashchange = locationHashChanged;