RPC FOR THE COMMON.... errr... GEEK!


//----- This is an html file in some folder on a website.  I named mine "hello_world.html".  You should do the same.  
//----- Can be viewed at http://slredux.com/xml-rpc/hello_world.html

<form action=hello_world.php method=post>
Channel: <input type=text name=chan><br>
Number: <input type=text name=int><br>
String: <input type=text name=str><br>
<input type=submit>

//----- this is the LSL code you need to put in an object somewhere in the world
key xmlrpcchan; 
key requestid;

default 
{ 
    state_entry() 
    { 
        llOpenRemoteDataChannel();      
    }     
    
    remote_data(integer type, key channel, key message_id, string sender, integer ival, string sval) 
    { 
        llOwnerSay("TRIGGER");
        if (type == REMOTE_DATA_CHANNEL) 
        { 
            llOwnerSay((string)channel);
            xmlrpcchan = channel;
            llSetText((string)xmlrpcchan, <1, 1, 1>, 1);
        }
        else 
        { 
            llSay(0, "Integer recieved: " + (string)ival);
            llSay(0, "String recieved: " + sval);
        } 
    } 
    
    touch_start(integer num)
    {
        llSay(0, "MY xml chan is " + (string)xmlrpcchan);   
    }
}

//----- And this here is the BEAST known as RPC.  This can go in hello_world.php or whatever you specified in the html file
//the "sendRequest" function is the core of the system.
<?php

function sendRequest($channel, $intValue, $stringValue) {

//lets change the values a bit before we send them
$stringValue = "Response to " . $stringValue;
$intValue = $intValue + 11111;

    $channel = htmlspecialchars($channel);
    $int = (int)$intValue;
    $string = htmlspecialchars($stringValue);
    $data = '<?xml version="1.0"?>';
    $data .= '<methodCall>';
    $data .= '<methodName>llRemoteData</methodName>';
    $data .= '<params><param><value><struct>';
    $data .= '<member><name>Channel</name><value><string>'.$channel.'</string></value></member>';
    $data .= '<member><name>IntValue</name><value><int>'.$int.'</int></value></member>';
    $data .= '<member><name>StringValue</name><value><string>'.$string.'</string></value></member>';
    $data .= '</struct></value></param></params></methodCall>';
    $fp = fsockopen("xmlrpc.secondlife.com", 80);
    fputs($fp, "POST /cgi-bin/xmlrpc.cgi HTTP/1.1\r\n");
    fputs($fp, "Host: xmlrpc.secondlife.com\r\n");
    fputs($fp, "Content-type: application/x-www-form-urlencoded\r\n");
    fputs($fp, "Content-length: ". strlen($data) ."\r\n");
    fputs($fp, "Connection: close\r\n\r\n");
    fputs($fp, $data);
    fclose($fp);
    return;
}

$p_data = implode('', file('php://input'));
$p_data = explode('&', $p_data);
foreach ($p_data as $p_val) {
    $d_parts = explode('=', $p_val);
    $_POST[$d_parts[0]] = urldecode($d_parts[1]);
}

$channel = $_POST["chan"];
$integer = $_POST["int"];
$string = $_POST["string"];

echo "Sending $string and $integer to $channel";

if ($channel !=  "") {
    sendRequest($channel, $integer, $string);
}

?>