Origo OS

define([

'dojo/_base/declare',

'dojo/_base/lang',

'dojo/_base/window',

'dojo/dom-construct',

'dijit/Dialog',

'dijit/form/Button',

'dijit/form/Form',

'dijit/form/TextBox',

'dojox/NodeList/delegate',

'java/applet'

], function(declare, lang, win, domConstruct, Dialog, Button, Form, TextBox, delegate, applet){

var Tunnel = declare('ssh.Tunnel', null, {

    // applet stuff

    callback: 'ssh.Tunnel.javatrigger',

    code: 'Tunnel',

    archive: dojo.moduleUrl("ssh","resources/ssh.jar"),

    connected: false,

    // tunnel params.

    host: null,

    local_port: null,

    remote_port: null,

    remote_ip: null,

    local_port: null,

    username: null,

    id: null,

    // applet inject node

    node:null,

    constructor: function(args){

        lang.mixin(this, args);

        this.id = 'tunnel-' + Tunnel.id;

        Tunnel.id = Tunnel.id + 1;

        if(typeof Tunnel.tunnels[this.id] !== 'undefined'){

            console.log('Tunnel already present');

            domConstruct.destroy(this.id);

        }

        Tunnel.tunnels[this.id] = this;

        Tunnel.local_port = Tunnel.local_port + 1;

        this.local_port = Tunnel.local_port;

        if(!this.node){

            this.node = win.body();

        }

        // FIXME: we are incrementing the port number

        // for each new tunnel.

    },

    start: function(){

        console.log('steam2.tunnel.start');

        if(this.connected){

            console.log('Tunnel.start', 'already connected');

            // dojo.publish(tunnel.INIT);

            // dojo.publish(tunnel.CONNECTED);

            return;

        }

        applet.inject(this.node, {

            callback:this.callback,

            code:this.code,

            archive:this.archive,

            cache_archive: this.archive,

            cache_version: '1',

            host:this.host,

            local_port:this.local_port,

            remote_port:this.remote_port,

            remote_ip:this.remote_ip,

            username:this.username,

            password:Tunnel.password,

            id:this.id

        });

    },

    stop: function(){

        this.onDestroy();

    },

    onConnect: function(){

        this.connected = true;

    },

    onDestroy: function(){

        console.log('steam2.tunnel.onDestroy');

        this.connected = false;

        domConstruct.destroy(this.id);

    },

    onPasswordError: function(){

        console.log('steam2.tunnel.onPasswordError');

        domConstruct.destroy(this.id);

        Tunnel.showPasswordDialog();

        Tunnel.current = this;

    },

    onBindError: function(){

        domConstruct.destroy(this.id);

        Tunnel.portDialog();

    }

});

Tunnel.tunnels = {};

Tunnel.id = 0;

Tunnel.current = null;

Tunnel.password = null;

Tunnel.local_port = 8240; 

Tunnel.INJECT = 'tunnel:inject';

Tunnel.INIT = 'tunnel:init';

Tunnel.DESTROY = 'tunnel:destroy';

Tunnel.BIND_ERROR = 'tunnel:bind_error';

Tunnel.PASSWORD_ERROR = 'tunnel:password_error';

Tunnel.CONNECTED = 'tunnel:connected';

Tunnel.javatrigger = function(eventname, id, msg){

    console.log('Tunnel.javatrigger', arguments);

    var tunnel = this.tunnels[id];    

    var self = this;

    function doIt(){

        switch('tunnel:' + eventname){

        case self.DESTROY:

            tunnel.onDestroy();

            break;

        case self.INIT:

            break;

        case self.CONNECTED:

            tunnel.onConnect();

            break;

        case self.BIND_ERROR:

            tunnel.onBindError();

            break;

        case self.PASSWORD_ERROR:

            tunnel.onPasswordError();

            break;

        default:

            console.log('default case');

        }

    }

    setTimeout(doIt, 0);

};

Tunnel.showPasswordDialog = function(){

    console.log('evd::Tunnel2::showPasswordDialog');

    if(typeof this._passwordDialog === 'undefined'){

        this._passwordDialog = this.passwordDialog();

    }

    this._passwordDialog.show();

};

Tunnel.passwordDialog = function(){

    var dialog = new dijit.Dialog({

        title: "Enter password",

        style: "width: 250px",

        onHide: lang.hitch(this, this.stop)

    });

    var content = [

        '<div id="tunnel2-password-form" dojoType="dijit.form.Form" style="text-align:center">',

        '    <script type="dojo/method" data-dojo-event="onSubmit" data-dojo-args="e">',

        '    ssh.Tunnel.passwordDialogSubmit(e,this);',

        '    </script>',

        '    <div>',

        '        Password:',

        '        <input id="evd-tunnel2-password" type="password" name="password" dojoType="dijit.form.TextBox" style="width:100px"/>',

        '    </div>',

        '    <div style="margin-top:5px;">',

        '        <button type="submit" dojoType="dijit.form.Button">OK</button>',

        '    </div>',

        '</div>'].join('');

    dialog.set('content', content);

    return dialog;

 };

Tunnel.passwordDialogSubmit = function(e, form){

    console.log('evd::Tunnel2::passwordDialogSubmit', arguments);

    e.preventDefault(); 

    this.password = form.get('value').password;

    this._passwordDialog.hide();

    var tunnel = this.current;

    tunnel.start();

};

Tunnel.portDialogSubmit = function(form){

    console.log(arguments, this);

    this.local_port = parseInt(form.get('value').port, 10);

    this._portDialog.hide();

    var tunnel = this.current;

    tunnel.local_port = this.local_port;

    tunnel.start();

};

Tunnel.portDialog = function(){

    console.log('evd.Tunne2.portDialog');

    if(typeof this._portDialog == 'undefined'){

        this._portDialog = new Dialog({

            style: "width: 300px",

            onHide: lang.hitch(this, this.stop)

        });

    }

    var content = [

        '<div id="tunnel-port-form" dojoType="dijit.form.Form" style="text-align:center">',

        '    <script type="dojo/method" event="onSubmit">',

        '    ssh.Tunnel.portDialogSubmit(this);return false;',

        '    </script>',

        '    <div>',

        '        A free local port:',

        '        <input id="port" type="port" name="port" dojoType="dijit.form.TextBox" style="width:100px" value="' + this.local_port + '" />',

        '    </div>',

        '    <div style="margin-top:5px;">',

        '        <button type="submit" dojoType="dijit.form.Button">OK</button>',

        '    </div>',

        '</div>'].join('');

    this._portDialog.set('title','local port ' + this.local_port + ' is busy');

    this._portDialog.set('content', content);

    this._portDialog.show();

};

return Tunnel;

});