result.json

{
    "result": {
        "actions": {
            "attempts": 1,
            "confidence": 51,
            "disposition": "SUCCESS",
            "interpretation": "7148745213",
            "name": "phone",
            "utterance": "Hugh Jazz",
            "value": "7148745213",
            "xml": "<?xml version=\"1.0\"?>\r\n<result grammar=\"0@a2a3e03d.vxmlgrammar\">\r\n    <interpretation grammar=\"0@a2a3e03d.vxmlgrammar\" confidence=\"51\">\r\n        \r\n      <input mode=\"speech\">Hugh Jazz<\/input>\r\n    <\/interpretation>\r\n<\/result>\r\n" 
        },
        "callId": "7a6c80d2197102e1691bc7f8d12b0a66",
        "complete": true,
        "error": null,
        "sequence": 1,
        "sessionDuration": 11,
        "sessionId": "02a252f059fc07155158102e794bde60",
        "state": "ANSWERED" 
    }
}

SampleGrammar.php

<?php

// Inlcude the PHPGrammar class file.
require("path/to/PHPGrammar.php");

// An array to hold names and phone numbers of employees (you could easily get this from any data source).
$employees = Array();
$employees[0] = Array("fname" => "Amanda", "lname" => "Hugankiss", "phone" => "7148596547");
$employees[1] = Array("fname" => "Hugh", "lname" => "Jazz", "phone" => "7148745213");
$employees[2] = Array("fname" => "Joe", "lname" => "Schmo", "phone" => "7845987456");
$employees[3] = Array("fname" => "John", "lname" => "Public", "phone" => "4785412364");

// Create a new grammar instance.
$grammar = new Grammar(false, "en-US", "voice", "menu");

// Create a rule for the grammar.
$grammar->startRule("menu", GrammarScope::$public);
$grammar->startOneOf();

// Iterate over the employees array.
for($i=0; $i<count($employees); $i++) {
	
	$grammar->startItem();
	$grammar->item($employees[$i]["fname"], "0-1");
	$grammar->writeText($employees[$i]["lname"]);
	$grammar->tag('out="'.$employees[$i]["phone"].'";');
	$grammar->endElement();
}

$grammar->endElement(); // End element for one-of.
$grammar->endElement(); // End element for rule.

// Write the grammar out for applications to consume.
$grammar->writeGrammar();

?>

TropoMenu.php

<?php

// Include the Tropo PHP WebAPI library.
require('path/to/TropoClasses.php');

// Include the Limonade Framework.
require('path/to/limonade/lib/limonade.php');

// Set up variables holding path to script and external grammar file.
$hostURL = 'http://'.$_SERVER['SERVER_NAME'];
$scriptURL = 'http://'.$_SERVER['SERVER_NAME'].$_SERVER['PHP_SELF'];

// The starting point for our caller.
dispatch_post('/start', 'menu_start');
function menu_start() {
	
	GLOBAL $hostURL, $scriptURL;
	
	// Create a new instance of the Tropo object.
	$tropo = new Tropo();
	
	// A greeting prompt.
	$tropo->say("Welcome to the Tropo speech enabled phone menu example.");
	
	// Set up options form menu, including SRGS grammar to use.
	$options = array("attempts" => 3, 
			 "bargein" => true, 
			 "choices" => "$hostURL/SampleGrammar.php;type=application/grammar-xml", 
			 "name" => "phone", 
			 "timeout" => 5);
	
	// Ask the caller to say the name of the person they want to be transferred to.
	$tropo->ask("Say the name of the person you want to be transferred to.", $options);
	
	// Set up a handler for the continue event, which is delivered when the caller selection successfully matches the grammar.
	$tropo->on(array("event" => 
			 "continue", 
			 "next" => "$scriptURL?uri=transfer", 
			 "say" => "Transferring. Please hold..."));
	
	// Write out the JSON for Tropo to consume.
	$tropo->RenderJson();
	
}

// After the caller makes a selection, transfer the call.
dispatch_post('/transfer', 'transfer_call');
function transfer_call() {
	
	// Create a new instance of the Result object and get the value of the selection the caller made.
	$result = new Result();
	$phone = $result->getValue();
	
	// Create a new instance of the Tropo object and transfer the call.
	$tropo = new Tropo();
	$tropo->transfer('+1'.$phone);
	
	// Write out the JSON for Tropo to consume.
	$tropo->RenderJson();	
	
}

run();

?>