private function applet($flow_id, $inst_id, $type = 'voice')
{
$flow_id = $this->set_flow_id($flow_id);
$flow = $this->get_flow();
$instance = null;
$applet = null;
try {
switch ($type) {
case 'sms':
if (isset($_REQUEST['Body']) && $inst_id == 'start') {
$_COOKIE['sms-body'] = $_REQUEST['Body'];
$sms = $_REQUEST['Body'];
// Expires after three hours
set_cookie('sms-body', $sms, 60 * 60 * 3);
} else {
$sms = isset($_COOKIE['sms-body']) ? $_COOKIE['sms-body'] : null;
set_cookie('sms-body', null, time() - 3600);
}
$sms_data = $flow->sms_data;
if (!empty($sms_data)) {
$flow_data = get_object_vars(json_decode($sms_data));
$instance = isset($flow_data[$inst_id]) ? $flow_data[$inst_id] : null;
}
if (!is_null($instance)) {
$plugin_dir_name = '';
$applet_dir_name = '';
list($plugin_dir_name, $applet_dir_name) = explode('---', $instance->type);
$applet = Applet::get($plugin_dir_name, $applet_dir_name, null, $instance);
$applet->flow_type = $type;
$applet->instance_id = $inst_id;
$applet->sms = $sms;
if ($sms) {
$_POST['Body'] = $_GET['Body'] = $_REQUEST['Body'] = $sms;
}
$this->session->unset_userdata('sms-body');
$applet->currentURI = site_url("twiml/applet/sms/{$flow_id}/{$inst_id}");
$baseURI = site_url("twiml/applet/sms/{$flow_id}/");
$this->applet_headers($applet, $plugin_dir_name);
echo $applet->twiml($flow, $baseURI, $instance);
}
break;
case 'voice':
$voice_data = $flow->data;
if (!empty($voice_data)) {
$flow_data = get_object_vars(json_decode($voice_data));
$instance = isset($flow_data[$inst_id]) ? $flow_data[$inst_id] : null;
}
if (!is_null($instance)) {
$plugin_dir_name = '';
$applet_dir_name = '';
list($plugin_dir_name, $applet_dir_name) = explode('---', $instance->type);
$applet = Applet::get($plugin_dir_name, $applet_dir_name, null, $instance);
$applet->flow_type = $type;
$applet->instance_id = $inst_id;
$applet->currentURI = site_url("twiml/applet/voice/{$flow_id}/{$inst_id}");
$baseURI = site_url("twiml/applet/voice/{$flow_id}/");
$this->applet_headers($applet, $plugin_dir_name);
echo $applet->twiml($flow, $baseURI, $instance);
}
break;
}
if (!is_object($applet)) {
$this->response->say('Unknown applet instance in flow ' . $flow_id, $this->say_params);
$this->response->respond();
}
} catch (Exception $ex) {
$this->response->say('Error: ' + $ex->getMessage(), $this->say_params);
$this->response->respond();
}
}
public static function get_applets($flow_type = 'voice')
{
$applets = array();
$applet_names_by_plugin = array();
$plugin_dir_names = scandir(PLUGIN_PATH);
foreach ($plugin_dir_names as $plugin_dir_name) {
// Ignore current pwd
if ($plugin_dir_name[0] == '.') {
continue;
}
// Add to applet collection if contains an applets dir
$applets_path = PLUGIN_PATH . '/' . $plugin_dir_name . '/applets';
if (is_dir($applets_path)) {
$applet_names_by_plugin[$plugin_dir_name] = scandir($applets_path);
}
}
// Iterate each applet to check for valid structure and create an instance
foreach ($applet_names_by_plugin as $plugin_dir_name => $applet_dir_names) {
foreach ($applet_dir_names as $applet_dir_name) {
// Ignore current pwd
if ($applet_dir_name[0] == '.') {
continue;
}
try {
$applet = null;
$applet_path = PLUGIN_PATH . '/' . $plugin_dir_name . '/applets/' . $applet_dir_name;
// Sanity check and make sure this path is accessible
if (!is_dir($applet_path)) {
throw new AppletException("Applet path inaccessible {$applet_path}");
}
// Check for required files
$required_min = count(self::$requiredFiles);
$files = scandir($applet_path);
// If we have the minimum number of required files, lets move on.
$required = array_intersect(self::$requiredFiles, $files);
if (count($required) < $required_min) {
throw new AppletException("Missing a required file, found: " . implode(', ', $files) . "\nRequired: " . implode(', ', self::$requiredFiles));
}
/* Process configuration */
$applet_config = file_get_contents($applet_path . '/applet.json');
$applet_config = json_decode($applet_config);
if (is_null($applet_config)) {
throw new AppletException("Syntax error in applet.json");
}
/* Build Applet Instance */
$applet = Applet::get($plugin_dir_name, $applet_dir_name, $applet_config);
$applet->flow_type = $flow_type;
if (is_null($applet)) {
throw new AppletException("Failed to create instance of applet");
}
$applets[$applet->id] = $applet;
} catch (AppletException $e) {
// Your applet developer has failed you at this point
$message = "An error occurred loading applet: {$applet_dir_name} from {$plugin_dir_name}";
// Notify the user
$ci =& get_instance();
$ci->session->set_userdata('error', $message);
// Next applet in the list
continue;
}
}
}
uasort($applets, array("Applet", "applet_sort"));
return $applets;
}
