public static function getInstance()
{
if (self::$__instance == NULL) {
self::$__instance = new Config();
}
return self::$__instance;
}
/**
* Call Snap Fulfil API
*
* @param string $action
* @param array $parameters
* @param bool $put
* @param int $instance
* @param bool $log
* @param bool $delete
* @param bool $gui (specifies if a gui is requesting it
* @return array|stdClass
* @throws SnapFulfilAPIError
*/
public static function call($action, $parameters = null, $put = FALSE, $instance = 1, $log = FALSE, $delete = FALSE, $gui = FALSE)
{
if (defined('DISABLE_SNAP') && DISABLE_SNAP === true) {
return new stdClass();
}
$config = SnapConfig::config($instance);
$ch = curl_init($config['url'] . $action);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 120);
curl_setopt($ch, CURLOPT_TIMEOUT, 120);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
curl_setopt($ch, CURLOPT_USERPWD, $config['username'] . ":" . $config['password']);
$header_params = array('Content-type: application/json');
$post_fields = SafeJson::encode($parameters);
if (!empty($parameters)) {
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post_fields);
}
if ($put) {
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "PUT");
if ($parameters === NULL) {
$header_params[] = 'Content-length: 0';
}
}
if ($delete) {
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "DELETE");
if ($parameters === NULL) {
$header_params[] = 'Content-length: 0';
}
}
curl_setopt($ch, CURLOPT_HTTPHEADER, $header_params);
$result = curl_exec($ch);
$header = curl_getinfo($ch);
curl_close($ch);
// temp code to track api calls to snap
if ($log) {
//$trace = debug_backtrace();
$trace = debug_backtrace();
$api_audit = ClassRegistry::init('ApiAudit');
$api_data = ['reference_name' => "Snap API", 'reference_id' => 0, 'source' => "", 'destination' => $action, 'sent' => json_encode(['parameters' => $parameters, 'trace' => $trace]), 'received' => $header['http_code'] . " - " . $result, 'notes' => 'Snap API Call'];
$api_audit->clear();
$api_audit->create($api_data);
$api_audit->save();
}
switch ($header['http_code']) {
case 200:
//returned data
return json_decode($result);
break;
case 201:
//entity created
return json_decode($result);
break;
case 204:
//No Content
return FALSE;
break;
case 304:
// error_log("Already exists");
//if being sent to the GUI display the duplicate error message
if ($result == '' && $delete == FALSE && $gui == TRUE) {
throw new SnapFulfilAPIError("shipment already exists in Snap.", $header['http_code']);
} elseif ($result == '' && $delete == FALSE) {
//don't error out when being processed by the SQS snap send
return TRUE;
} else {
//catch all other situations
throw new SnapFulfilAPIError("Snap send error.", $header['http_code']);
}
break;
case 400:
//invalid entity//
// not in Snap
if (strpos($result, 'SKUId":"SKU"') !== FALSE) {
throw new SnapFulfilAPIError("One of the submitted SKUs is not in the Snap, " . "the shipment didn't send correctly, contact Support to resolve.", $header['http_code']);
} else {
throw new SnapFulfilAPIError("Invalid entity.", $header['http_code']);
}
break;
case 401:
//not authorized
// error_log("Not authorized");
return FALSE;
break;
case 404:
//entity not found
// $error = !empty($result) ? $result : "No message returned";
// error_log("Not found error: " . $error);
throw new SnapFulfilAPIError("Entity not found", $header['http_code']);
break;
case 409:
//Conflict
// $error = !empty($result) ? $result : "No message returned";
// error_log("Conflict: " . $error);
return FALSE;
break;
case 500:
case 503:
sleep(5);
break;
default:
// error_log(curl_error($ch));
throw new InternalErrorException();
break;
}
return false;
}