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BOOK: Professional XMPP Programming with JavaScript and jQuery
This is the forum to discuss the Wrox book Professional XMPP Programming with JavaScript and jQuery by Jack Moffitt; ISBN: 978-0-470-54071-8
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Old March 8th, 2012, 10:54 AM
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Default ch06 not working

Hi

i have download open fire

and i am able to run ch01 and ch02 perfect but ch06 code not working properly

let me attach .js code and screen shot

http://4.bp.blogspot.com/-S1KfS0EILK...gQ/s1600/3.png

Quote:
var Gab = {
connection: null,

jid_to_id: function (jid) {
return Strophe.getBareJidFromJid(jid)
.replace("@", "-")
.replace(".", "-");
},

on_roster: function (iq) {
$(iq).find('item').each(function () {
var jid = $(this).attr('jid');
var name = $(this).attr('name') || jid;

// transform jid into an id
var jid_id = Gab.jid_to_id(jid);

var contact = $("<li id='" + jid_id + "'>" +
"<div class='roster-contact offline'>" +
"<div class='roster-name'>" +
name +
"</div><div class='roster-jid'>" +
jid +
"</div></div></li>");

Gab.insert_contact(contact);
});

// set up presence handler and send initial presence
Gab.connection.addHandler(Gab.on_presence, null, "presence");
Gab.connection.send($pres());
},

pending_subscriber: null,

on_presence: function (presence) {
var ptype = $(presence).attr('type');
var from = $(presence).attr('from');
var jid_id = Gab.jid_to_id(from);

if (ptype === 'subscribe') {
// populate pending_subscriber, the approve-jid span, and
// open the dialog
Gab.pending_subscriber = from;
$('#approve-jid').text(Strophe.getBareJidFromJid(from));
$('#approve_dialog').dialog('open');
} else if (ptype !== 'error') {
var contact = $('#roster-area li#' + jid_id + ' .roster-contact')
.removeClass("online")
.removeClass("away")
.removeClass("offline");
if (ptype === 'unavailable') {
contact.addClass("offline");
} else {
var show = $(presence).find("show").text();
if (show === "" || show === "chat") {
contact.addClass("online");
} else {
contact.addClass("away");
}
}

var li = contact.parent();
li.remove();
Gab.insert_contact(li);
}

// reset addressing for user since their presence changed
var jid_id = Gab.jid_to_id(from);
$('#chat-' + jid_id).data('jid', Strophe.getBareJidFromJid(from));

return true;
},

on_roster_changed: function (iq) {
$(iq).find('item').each(function () {
var sub = $(this).attr('subscription');
var jid = $(this).attr('jid');
var name = $(this).attr('name') || jid;
var jid_id = Gab.jid_to_id(jid);

if (sub === 'remove') {
// contact is being removed
$('#' + jid_id).remove();
} else {
// contact is being added or modified
var contact_html = "<li id='" + jid_id + "'>" +
"<div class='" +
($('#' + jid_id).attr('class') || "roster-contact offline") +
"'>" +
"<div class='roster-name'>" +
name +
"</div><div class='roster-jid'>" +
jid +
"</div></div></li>";

if ($('#' + jid_id).length > 0) {
$('#' + jid_id).replaceWith(contact_html);
} else {
Gab.insert_contact(contact_html);
}
}
});

return true;
},

on_message: function (message) {
var full_jid = $(message).attr('from');
var jid = Strophe.getBareJidFromJid(full_jid);
var jid_id = Gab.jid_to_id(jid);

if ($('#chat-' + jid_id).length === 0) {
$('#chat-area').tabs('add', '#chat-' + jid_id, jid);
$('#chat-' + jid_id).append(
"<div class='chat-messages'></div>" +
"<input type='text' class='chat-input'>");
}

$('#chat-' + jid_id).data('jid', full_jid);

$('#chat-area').tabs('select', '#chat-' + jid_id);
$('#chat-' + jid_id + ' input').focus();

var composing = $(message).find('composing');
if (composing.length > 0) {
$('#chat-' + jid_id + ' .chat-messages').append(
"<div class='chat-event'>" +
Strophe.getNodeFromJid(jid) +
" is typing...</div>");

Gab.scroll_chat(jid_id);
}

var body = $(message).find("html > body");

if (body.length === 0) {
body = $(message).find('body');
if (body.length > 0) {
body = body.text()
} else {
body = null;
}
} else {
body = body.contents();

var span = $("<span></span>");
body.each(function () {
if (document.importNode) {
$(document.importNode(this, true)).appendTo(span);
} else {
// IE workaround
span.append(this.xml);
}
});

body = span;
}

if (body) {
// remove notifications since user is now active
$('#chat-' + jid_id + ' .chat-event').remove();

// add the new message
$('#chat-' + jid_id + ' .chat-messages').append(
"<div class='chat-message'>" +
"&lt;<span class='chat-name'>" +
Strophe.getNodeFromJid(jid) +
"</span>&gt;<span class='chat-text'>" +
"</span></div>");

$('#chat-' + jid_id + ' .chat-message:last .chat-text')
.append(body);

Gab.scroll_chat(jid_id);
}

return true;
},

scroll_chat: function (jid_id) {
var div = $('#chat-' + jid_id + ' .chat-messages').get(0);
div.scrollTop = div.scrollHeight;
},


presence_value: function (elem) {
if (elem.hasClass('online')) {
return 2;
} else if (elem.hasClass('away')) {
return 1;
}

return 0;
},

insert_contact: function (elem) {
var jid = elem.find('.roster-jid').text();
var pres = Gab.presence_value(elem.find('.roster-contact'));

var contacts = $('#roster-area li');

if (contacts.length > 0) {
var inserted = false;
contacts.each(function () {
var cmp_pres = Gab.presence_value(
$(this).find('.roster-contact'));
var cmp_jid = $(this).find('.roster-jid').text();

if (pres > cmp_pres) {
$(this).before(elem);
inserted = true;
return false;
} else {
if (jid < cmp_jid) {
$(this).before(elem);
inserted = true;
return false;
}
}
});

if (!inserted) {
$('#roster-area ul').append(elem);
}
} else {
$('#roster-area ul').append(elem);
}
}
};

$(document).ready(function () {
$('#login_dialog').dialog({
autoOpen: true,
draggable: false,
modal: true,
title: 'Connect to XMPP',
buttons: {
"Connect": function () {
$(document).trigger('connect', {
jid: $('#jid').val(),
password: $('#password').val()
});

$('#password').val('');
$(this).dialog('close');
}
}
});

$('#contact_dialog').dialog({
autoOpen: false,
draggable: false,
modal: true,
title: 'Add a Contact',
buttons: {
"Add": function () {
$(document).trigger('contact_added', {
jid: $('#contact-jid').val(),
name: $('#contact-name').val()
});

$('#contact-jid').val('');
$('#contact-name').val('');

$(this).dialog('close');
}
}
});

$('#new-contact').click(function (ev) {
$('#contact_dialog').dialog('open');
});

$('#approve_dialog').dialog({
autoOpen: false,
draggable: false,
modal: true,
title: 'Subscription Request',
buttons: {
"Deny": function () {
Gab.connection.send($pres({
to: Gab.pending_subscriber,
"type": "unsubscribed"}));
Gab.pending_subscriber = null;

$(this).dialog('close');
},

"Approve": function () {
Gab.connection.send($pres({
to: Gab.pending_subscriber,
"type": "subscribed"}));

Gab.connection.send($pres({
to: Gab.pending_subscriber,
"type": "subscribe"}));

Gab.pending_subscriber = null;

$(this).dialog('close');
}
}
});

$('#chat-area').tabs().find('.ui-tabs-nav').sortable({axis: 'x'});

$('.roster-contact').live('click', function () {
var jid = $(this).find(".roster-jid").text();
var name = $(this).find(".roster-name").text();
var jid_id = Gab.jid_to_id(jid);

if ($('#chat-' + jid_id).length === 0) {
$('#chat-area').tabs('add', '#chat-' + jid_id, name);
$('#chat-' + jid_id).append(
"<div class='chat-messages'></div>" +
"<input type='text' class='chat-input'>");
$('#chat-' + jid_id).data('jid', jid);
}
$('#chat-area').tabs('select', '#chat-' + jid_id);

$('#chat-' + jid_id + ' input').focus();
});

$('.chat-input').live('keypress', function (ev) {
var jid = $(this).parent().data('jid');

if (ev.which === 13) {
ev.preventDefault();

var body = $(this).val();

var message = $msg({to: jid,
"type": "chat"})
.c('body').t(body).up()
.c('active', {xmlns: "http://jabber.org/protocol/chatstates"});
Gab.connection.send(message);

$(this).parent().find('.chat-messages').append(
"<div class='chat-message'>&lt;" +
"<span class='chat-name me'>" +
Strophe.getNodeFromJid(Gab.connection.jid) +
"</span>&gt;<span class='chat-text'>" +
body +
"</span></div>");
Gab.scroll_chat(Gab.jid_to_id(jid));

$(this).val('');
$(this).parent().data('composing', false);
} else {
var composing = $(this).parent().data('composing');
if (!composing) {
var notify = $msg({to: jid, "type": "chat"})
.c('composing', {xmlns: "http://jabber.org/protocol/chatstates"});
Gab.connection.send(notify);

$(this).parent().data('composing', true);
}
}
});

$('#disconnect').click(function () {
Gab.connection.disconnect();
Gab.connection = null;
});

$('#chat_dialog').dialog({
autoOpen: false,
draggable: false,
modal: true,
title: 'Start a Chat',
buttons: {
"Start": function () {
var jid = $('#chat-jid').val();
var jid_id = Gab.jid_to_id(jid);

$('#chat-area').tabs('add', '#chat-' + jid_id, jid);
$('#chat-' + jid_id).append(
"<div class='chat-messages'></div>" +
"<input type='text' class='chat-input'>");

$('#chat-' + jid_id).data('jid', jid);

$('#chat-area').tabs('select', '#chat-' + jid_id);
$('#chat-' + jid_id + ' input').focus();


$('#chat-jid').val('');

$(this).dialog('close');
}
}
});

$('#new-chat').click(function () {
$('#chat_dialog').dialog('open');
});
});


$(document).bind('connect', function (ev, data) {
var conn = new Strophe.Connection(
"http://127.0.0.1:7070/http-bind/");


conn.connect(data.jid, data.password, function (status) {
if (status === Strophe.Status.CONNECTED) {
$(document).trigger('connected');
} else if (status === Strophe.Status.DISCONNECTED) {
$(document).trigger('disconnected');
}
});

Gab.connection = conn;
});

$(document).bind('connected', function () {
var iq = $iq({type: 'get'}).c('query', {xmlns: 'jabber:iq:roster'});
Gab.connection.sendIQ(iq, Gab.on_roster);

Gab.connection.addHandler(Gab.on_roster_changed,
"jabber:iq:roster", "iq", "set");

Gab.connection.addHandler(Gab.on_message,
null, "message", "chat");
});

$(document).bind('disconnected', function () {
Gab.connection = null;
Gab.pending_subscriber = null;

$('#roster-area ul').empty();
$('#chat-area ul').empty();
$('#chat-area div').remove();

$('#login_dialog').dialog('open');
});

$(document).bind('contact_added', function (ev, data) {
var iq = $iq({type: "set"}).c("query", {xmlns: "jabber:iq:roster"})
.c("item", data);
Gab.connection.sendIQ(iq);

var subscribe = $pres({to: data.jid, "type": "subscribe"});
Gab.connection.send(subscribe);
});

Last edited by i_am_dhaval; March 8th, 2012 at 10:59 AM..
 


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