kawaaTropo.js

// Receiving a message
if (currentCall) {
    
    // Define the person sending the message
    var callerId = currentCall.callerID;
    var originalMessage = currentCall.initialText;
    var messageReceived = currentCall.initialText.toLowerCase();
    
    /*
    //partie à envoyer dans Recast
    //var command_recast = "";
    */
    
    
    // We send the message to our VERTKAWAA server (dealing with the database of known phone numbers/users
    var data  = invoke(callerId, messageReceived);
    call(callerId, { "network":"SMS" });
    // Answer back to the person with their own message :
    //say("message received : " + originalMessage);
    say(data.question);
    
    // Our answer :

}
// Traitement par POSTMAN
else {
    var phone = "33628348162";
    var response = invoke(phone, "inscrire");
    //var data = '{"question":"Coool, quel est ton prenom ?"}';
    call(phone, { "network":"SMS" });
    say("Dernier jour");
}

function invoke(phonenumber, text) {
    try {
        // Open Connection
        var url = "https://vertkawaa.localtunnel.me/tropo";
        var connection = new java.net.URL(url).openConnection();

        // Set timeout to 10s
        connection.setReadTimeout(10000);
        connection.setConnectTimeout(10000);

        // Method == POST
        connection.setRequestMethod("POST");
        connection.setRequestProperty("Content-Type", "application/json");
        
        // TODO : check if this cannot be removed
        var payload = '{ "phonenumber": "' +  phonenumber + '", "text": "' + text + '" }';

        connection.setRequestProperty("Content-Length", payload.length);
        connection.setUseCaches(false);
        connection.setDoInput(true);
        connection.setDoOutput(true);

        //Send Post Data
        var bodyWriter = new java.io.DataOutputStream(connection.getOutputStream());
        log("RECAST: posting: " + payload);
        bodyWriter.writeBytes(payload);
        bodyWriter.flush();
        bodyWriter.close();

        var result = connection.getResponseCode();
        log("RECAST: read response code: " + result);

        if (result < 200 || result > 299) {
            log("RECAST: could not invoke recast");
            return null;
        }
        
        // Read stream and create response from JSON
        var bodyReader = connection.getInputStream();
        // [WORKAROUND] We cannot use a byte[], not supported on Tropo
        // var myContents= new byte[1024*1024];
        // bodyReader.readFully(myContents);
        var contents = new String(org.apache.commons.io.IOUtils.toString(bodyReader));
        var parsed = JSON.parse(contents);
        //log("JSON_LIBRARY: JSON is " + parsed.stringify());

        return parsed;
    }
    catch (e) {
        log("RECAST: could not log to Spark, socket Exception or Server Timeout");
        return null;
    }
  
  //return { "results": { "uuid":1 }};
}