This example illustrates the feedback and afterburn features of Corrade. The script sends invite requests to Corrade via IM whilst supplying an URL and dumps Corrade's response to the owner.

feedbackandafterburn.lsl

///////////////////////////////////////////////////////////////////////////
//  Copyright (C) Wizardry and Steamworks 2013 - License: CC BY 2.0      //
///////////////////////////////////////////////////////////////////////////
 
///////////////////////////////////////////////////////////////////////////
//                            CONFIGURATION                              //
///////////////////////////////////////////////////////////////////////////
// The UUID / Key of the scripted agent.
string CORRADE = "aaa465f0-e18c-4aec-baa2-21b153092886";
// The name of the group to invite to.
string GROUP = "My Group";
// The password for that group in Corrade.ini.
string PASSWORD = "mypassword";
///////////////////////////////////////////////////////////////////////////
//                          END CONFIGURATION                            //
///////////////////////////////////////////////////////////////////////////
 
///////////////////////////////////////////////////////////////////////////
//    Copyright (C) 2013 Wizardry and Steamworks - License: CC BY 2.0    //
///////////////////////////////////////////////////////////////////////////
string wasKeyValueGet(string var, string kvp) {
    list dVars = llParseString2List(kvp, ["&"], []);
    do {
        list data = llParseString2List(llList2String(dVars, 0), ["="], []);
        string k = llList2String(data, 0);
        if(k != var) jump continue;
        return llList2String(data, 1);
@continue;
        dVars = llDeleteSubList(dVars, 0, 0);
    } while(llGetListLength(dVars));
    return "";
}
 
///////////////////////////////////////////////////////////////////////////
//    Copyright (C) 2013 Wizardry and Steamworks - License: CC BY 2.0    //
///////////////////////////////////////////////////////////////////////////
string wasKeyValueEncode(list kvp) {
    if(llGetListLength(kvp) < 2) return "";
    string k = llList2String(kvp, 0);
    kvp = llDeleteSubList(kvp, 0, 0);
    string v = llList2String(kvp, 0);
    kvp = llDeleteSubList(kvp, 0, 0);
    if(llGetListLength(kvp) < 2) return k + "=" + v;
    return k + "=" + v + "&" + wasKeyValueEncode(kvp);
}
 
///////////////////////////////////////////////////////////////////////////
//    Copyright (C) 2015 Wizardry and Steamworks - License: CC BY 2.0    //
///////////////////////////////////////////////////////////////////////////
// unescapes a string in conformance with RFC1738
string wasURLUnescape(string i) {
    return llUnescapeURL(
        llDumpList2String(
            llParseString2List(
                llDumpList2String(
                    llParseString2List(
                        i, 
                        ["+"], 
                        []
                    ), 
                    " "
                ), 
                ["%0D%0A"], 
                []
            ), 
            "\n"
        )
    );
}
 
string URL = "";
 
default {
    state_entry() {
        llRequestURL();
    }
    http_request(key id, string method, string body) {
        if(method != URL_REQUEST_GRANTED) return;
        llOwnerSay("Got URL: " + body);
        URL = body;
        state main;
    }
}
 
state main {
    touch_start(integer num) {
        list name = llParseString2List(llDetectedName(0), [" "], []);
        llInstantMessage(CORRADE, wasKeyValueEncode(
            [
                "command", "invite",
                "group", GROUP,
                "password", PASSWORD,
                "firstname", llList2String(name, 0),
                "lastname", llList2String(name, 1),
                "role", "Owners",
                "wooohoo", "shoo", // afterburn: wooohoo=shoo
                "callback", URL
        ]));
    }
    http_request(key id, string method, string body) {
        llHTTPResponse(id, 200, "Ok");
 
        string woohoo = wasURLUnescape(wasKeyValueGet("woohoo", wasURLUnescape(body)));
        llOwnerSay("Afterburn: " + woohoo);
    }
}