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<?php
/**
* Jaxl (Jabber XMPP Library)
*
* Copyright (c) 2009-2012, Abhinav Singh <me@abhinavsingh.com>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Abhinav Singh nor the names of his
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRIC
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/

if($argc < 5) {
echo "Usage: $argv[0] jid pass room@service.domain.tld nickname\n";
exit;
}

//
// initialize JAXL object with initial config
//
require_once 'jaxl.php';
$client = new JAXL(array(
// (required) credentials
'jid' => $argv[1],
'pass' => $argv[2],

'log_level' => JAXL_INFO
));

$client->require_xep(array(
'0045', // MUC
'0203' // Delayed Delivery
));

//
// add necessary event callbacks here
//

$_room_full_jid = $argv[3]."/".$argv[4];
$room_full_jid = new XMPPJid($_room_full_jid);

$client->add_cb('on_auth_success', function() {
global $client, $room_full_jid;
_info("got on_auth_success cb, jid ".$client->full_jid->to_string());

// join muc room
$client->xeps['0045']->join_room($room_full_jid);
});

$client->add_cb('on_auth_failure', function($reason) {
global $client;
$client->send_end_stream();
_info("got on_auth_failure cb with reason $reason");
});

$client->add_cb('on_groupchat_message', function($stanza) {
global $client;

$from = new XMPPJid($stanza->from);
$delay = $stanza->exists('delay', NS_DELAYED_DELIVERY);

if($from->resource) {
echo "message stanza rcvd from ".$from->resource." saying... ".$stanza->body.($delay ? ", delay timestamp ".$delay->attrs['stamp'] : ", timestamp ".gmdate("Y-m-dTH:i:sZ")).PHP_EOL;
}
else {
$subject = $stanza->exists('subject');
if($subject) {
echo "room subject: ".$subject->text.($delay ? ", delay timestamp ".$delay->attrs['stamp'] : ", timestamp ".gmdate("Y-m-dTH:i:sZ")).PHP_EOL;
}
}
});

$client->add_cb('on_presence_stanza', function($stanza) {
global $client, $room_full_jid;

$from = new XMPPJid($stanza->from);

// self-stanza received, we now have complete room roster
if(strtolower($from->to_string()) == strtolower($room_full_jid->to_string())) {
if(($x = $stanza->exists('x', NS_MUC.'#user')) !== false) {
if(($status = $x->exists('status', null, array('code'=>'110'))) !== false) {
$item = $x->exists('item');
_info("xmlns #user exists with x ".$x->ns." status ".$status->attrs['code'].", affiliation:".$item->attrs['affiliation'].", role:".$item->attrs['role']);
}
else {
_info("xmlns #user have no x child element");
}
}
else {
_warning("=======> odd case 1");
}
}
// stanza from other users received
else if(strtolower($from->bare) == strtolower($room_full_jid->bare)) {
if(($x = $stanza->exists('x', NS_MUC.'#user')) !== false) {
$item = $x->exists('item');
echo "presence stanza of type ".($stanza->type ? $stanza->type : "available")." received from ".$from->resource.", affiliation:".$item->attrs['affiliation'].", role:".$item->attrs['role'].PHP_EOL;
}
else {
_warning("=======> odd case 2");
}
}
else {
_warning("=======> odd case 3");
}

});

$client->add_cb('on_disconnect', function() {
_info("got on_disconnect cb");
});

//
// finally start configured xmpp stream
//
$client->start();
echo "done\n";

?>
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