(PHP Extension) Duo Auth API - Preauth

See more Duo Auth MFA Examples

The /preauth endpoint determines whether a user is authorized to log in, and (if so) returns the user's available authentication factors.

Note: This example requires Chilkat v9.5.0.89 or greater.

For more information, see https://duo.com/docs/authapi#/preauth

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<?php

// The version number (9_5_0) should match version of the Chilkat extension used, omitting the micro-version number.
// For example, if using Chilkat v9.5.0.48, then include as shown here:
include("chilkat_9_5_0.php");

// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

$integrationKey = 'DIMS3V5QDVG9J9ABRXC4';
$secretKey = 'HWVQ46nubLBxhnRlKddTltWIi3hL0fIQF2qTvLab';

$http = new CkHttp();

$http->put_Accept('application/json');

// Use your own hostname here:
$url = 'https://api-a03782e1.duosecurity.com/auth/v2/preauth';

// This example requires Chilkat v9.5.0.89 or greater because Chilkat will automatically
// generate and send the HMAC signature for the requires based on the integration key and secret key.
$http->put_Login($integrationKey);
$http->put_Password($secretKey);

$req = new CkHttpRequest();
$req->AddParam('username','matt');

// resp is a CkHttpResponse
$resp = $http->PostUrlEncoded($url,$req);
if ($http->get_LastMethodSuccess() == false) {
    print $http->lastErrorText() . "\n";
    exit;
}

print 'status code = ' . $resp->get_StatusCode() . "\n";

$json = new CkJsonObject();
$success = $json->Load($resp->bodyStr());
$json->put_EmitCompact(false);
print $json->emit() . "\n";

// Sample successful output:

// status code = 200

// {
//   "response": {
//     "devices": [
//       {
//         "capabilities": [
//           "auto",
//           "push",
//           "sms",
//           "mobile_otp"
//         ],
//         "device": "DP6GYVTQ5NK82BMR851F",
//         "display_name": "iOS (XXX-XXX-1871)",
//         "name": "",
//         "number": "XXX-XXX-1871",
//         "type": "phone"
//       }
//     ],
//     "result": "auth",
//     "status_msg": "Account is active"
//   },
//   "stat": "OK"
// }

// Sample code to parse the above JSON response..

// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

$responseResult = $json->stringOf('response.result');
$responseStatus_msg = $json->stringOf('response.status_msg');
$stat = $json->stringOf('stat');
$i = 0;
$count_i = $json->SizeOfArray('response.devices');
while ($i < $count_i) {
    $json->put_I($i);
    $device = $json->stringOf('response.devices[i].device');
    $display_name = $json->stringOf('response.devices[i].display_name');
    $name = $json->stringOf('response.devices[i].name');
    $number = $json->stringOf('response.devices[i].number');
    $v_type = $json->stringOf('response.devices[i].type');
    $j = 0;
    $count_j = $json->SizeOfArray('response.devices[i].capabilities');
    while ($j < $count_j) {
        $json->put_J($j);
        $strVal = $json->stringOf('response.devices[i].capabilities[j]');
        $j = $j + 1;
    }

    $i = $i + 1;
}


?>