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comparison client/client.php @ 0:dd81c38b513a

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Initial commit
author Ivo Smits <Ivo@UCIS.nl>
date Mon, 28 Feb 2011 00:49:07 +0100
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-1:000000000000 0:dd81c38b513a
1 <?php
2 /* Copyright 2010 Ivo Smits <Ivo@UCIS.nl>. All rights reserved.
3 Redistribution and use in source and binary forms, with or without modification, are
4 permitted provided that the following conditions are met:
5
6 1. Redistributions of source code must retain the above copyright notice, this list of
7 conditions and the following disclaimer.
8
9 2. Redistributions in binary form must reproduce the above copyright notice, this list
10 of conditions and the following disclaimer in the documentation and/or other materials
11 provided with the distribution.
12
13 THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
14 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
15 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR
16 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
17 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
18 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
19 ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
20 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
21 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22
23 The views and conclusions contained in the software and documentation are those of the
24 authors and should not be interpreted as representing official policies, either expressed
25 or implied, of Ivo Smits.*/
26
27 $server = '127.0.0.1:15387';
28 $channel = 'chat/anonet';
29 $name = 'user';
30
31 $socket = stream_socket_client('tcp://'.$server) or die("Could not create socket\n");
32 $buffer = '';
33 srand();
34
35 while (TRUE) {
36 $selread = array($socket, STDIN);
37 $selerror = array($socket);
38 $selwrite = NULL;
39 $count = stream_select(&$selread, &$selwrite, &$selerror, 10);
40 if (!$count) continue;
41 if (count($selerror)) die("Error: select error\n");
42 if (count($selread)) {
43 if (in_array($socket, $selread)) {
44 $msg = fread($socket, 1024);
45 if (!strlen($msg)) die("Error: end of file\n");
46 $buffer .= $msg;
47 while (strlen($buffer) > 2) {
48 $len = ord($buffer[0]) * 256 + ord($buffer[1]);
49 if ($len <= 0 || $len > 1024) die("Error: protocol error\n");
50 if (strlen($buffer) < 2 + $len) break;
51 $msg = substr($buffer, 2, $len);
52 $buffer = substr($buffer, 2 + $len);
53 $parts = explode("\0", $msg);
54 $ret = array();
55 for ($i = 0; $i < count($parts)-1; $i += 2) $ret[$parts[$i]] = $parts[$i+1];
56 if (!isset($ret['USR']) || !isset($ret['MSG']) || (isset($ret['CMD']) && $ret['CMD'] != 'MSG')) continue;
57 print(preg_replace('/[\x00\x07\x1B\x10-\x13]/', '', '<'.$ret['USR'].'> '.$ret['MSG'])."\n");
58 }
59 }
60 if (in_array(STDIN, $selread)) {
61 $msg = rtrim(fgets(STDIN), "\r\n");
62 udpmsg_send(array('DUMMY' => rand(10000, 99999), 'CMD' => 'MSG', 'CHN' => $channel, 'USR' => $name, 'MSG' => $msg));
63 }
64 }
65 unset($msg, $len, $parts, $ret);
66 }
67
68 function udpmsg_send($arr) {
69 global $socket;
70 $tmp = array();
71 foreach ($arr as $key => $value) { $tmp[] = $key; $tmp[] = $value; }
72 $tmp[] = '';
73 $msg = implode("\0", $tmp);
74 $len = strlen($msg);
75 if ($len > 1024) {
76 print("Error: message too long!\n");
77 return FALSE;
78 }
79 $lens = chr(floor($len / 256)).chr($len % 256);
80 fwrite($socket, $lens.$msg);
81 }
82