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<?php
namespace humhub\modules\sms\components;
use Yii;
use humhub\models\Setting;
/**
* Spryng implements the interface to the Spryng Sms Provider Api.
*
* @see //sms/docs/spryng_http_sms_api_v2.3.pdf
*
* @author Sebastian Stumpf
*
*/
class Spryng
{
//required
public $baseUrl;
public $user_id;
public $pass;
// optional
public $route;
public $service;
public $allowlong;
function __construct()
{
$this->baseUrl = "https://www.spryng.nl/send.php";
$this->user_id = Setting::Get('username_spryng', 'sms');
$this->pass = Setting::Get('password_spryng', 'sms');
$this->route = Setting::Get('route_spryng', 'sms');
$this->service = Setting::Get('service_spryng', 'sms');
$this->allowlong = Setting::Get('allowlong_spryng', 'sms');
}
/**
* @see SmsProvider.sendSms(...)
*/
public function sendSms($sender, $receiver, $msg)
{
$retVal = array();
$spryngSender = $sender;
$spryngReceiver = $receiver;
if (!ctype_digit($sender)) {
$spryngSender = substr($sender, 0, 11);
}
if (!ctype_digit($receiver) || substr($receiver, 0, 2) != "00") {
$retVal['error'] = true;
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Receiver is not properly formatted, has to be in international format, either 00[...], or +[...].');
} else {
$spryngReceiver = substr($receiver, 1, strlen($receiver) - 2);
$url = $this->generateUrl($spryngSender, $spryngReceiver, $msg);
$handle = fopen($url, "rb");
if ($handle == false) {
$retVal['error'] = true;
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Could not open connection to SMS-Provider, please contact an administrator.');
} else {
$serverResponse = stream_get_contents($handle);
$retVal = $this->interpretResponse($serverResponse);
}
}
$retVal['sender'] = $spryngSender;
$retVal['receiver'] = $spryngReceiver;
return $retVal;
}
/**
* Interpret a string response from the server and convert to a predefined array.
* @param string $response the server response to a send sms.
* @return array[string] an array containing following keys: {error, statusMsg, furtherInfo}, where error is true/false, statusMsg the status message and furtherInfo an array with further information
*
*/
private function interpretResponse($response)
{
$retVal = array();
$retVal['error'] = $response != 1;
if (empty($response)) {
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'An unknown error occurred.');
} else {
switch ($response) {
case 1:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'SMS has been successfully sent.');
break;
case 101:
case 102:
case 103:
case 104:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Invalid user id and/or password. Please contact an administrator to check the module configuration.');
break;
case 105:
case 106:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Invalid destination.');
break;
case 107:
case 108:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Invalid sender.');
break;
case 109:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Body too too short.');
break;
case 110:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Body too long.');
break;
case 200:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Security error. Please contact an administrator to check the module configuration.');
break;
case 201:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Unknown route.');
break;
case 202:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Route access violation.');
break;
case 203:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Insufficent credits.');
break;
case 800:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'Technical error.');
break;
default:
$retVal['statusMsg'] = Yii::t('SmsModule.base', 'An unknown error occurred.');
break;
}
}
$retVal['furtherInfo'] = array($response => $retVal['statusMsg']);
return $retVal;
}
/**
* Build SMS API Url
*/
private function generateUrl($sender, $receiver, $msg)
{
$url = ($this->baseUrl) . "?";
$params = array(
'OPERATION' => 'send',
'USERNAME' => $this->user_id,
'PASSWORD' => $this->pass,
'DESTINATION' => $receiver,
'SENDER' => $sender,
'BODY' => $msg,
);
// for Spryng maxlength for alphanumeric sender values is 11
if (!ctype_digit($sender)) {
$params['SENDER'] = substr($sender, 0, 11);
}
if (!empty($this->service)) {
$params['SERVICE'] = $this->service;
}
if (!empty($this->route)) {
$params['ROUTE'] = $this->route;
}
if (!empty($this->allowlong)) {
$params['ALLOWLONG'] = $this->allowlong;
}
$url .= http_build_query($params);
return $url;
}
}
?>
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