$gather->addSay("Please enter the secret code now.", array("voice" => $config['voice']));
} elseif (isset($config['roommates'][$index])) {
// entered the digit for a valid roommate, forward the call
$roommate = $config['roommates'][$index];
$twiml->addSay("Connecting you to " . $roommate['name'], array("voice" => $config['voice']));
$twiml->addDial($roommate['number']);
}
// not a valid input, send back to the menu
$twiml->addRedirect($config['filename']);
break;
case "secret":
// handle the secret code entry
if ($config['secret'] && $_REQUEST['Digits'] == $config['secret']) {
// secret code matches, buzz the caller in
$twiml->addSay("Buzzing you in now.", array("voice" => $config['voice']));
$twiml->addPlay("http://www.dialabc.com/i/cache/dtmfgen/wavpcm8.300/" . $config['gate_code'] . ".wav");
}
// either the feature is disabled or they didn't enter the proper code, send back to the menu
$twiml->addRedirect($config['filename']);
break;
default:
// provide the main menu
$twiml->addPause(array("length" => "2"));
$gather = $twiml->addGather(array("action" => $config['filename'] . "?page=gather", "numDigits" => "1", "method" => "POST"));
$gather->addSay($config['greeting'], array("voice" => $config['voice']));
// loop through each roommate for the menu
foreach ($config['roommates'] as $num => $roommate) {
$gather->addPause(array("length" => "1"));
$gather->addSay("For " . $roommate['name'] . ", press " . ($num + 1) . ".", array("voice" => $config['voice']));
}
break;