(PHP ActiveX) Dynamics CRM Oauth2 Client Credentials

Get an OAuth2 access token for Dynamics CRM using client credentials.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows Note: The php_com_dotnet.dll may need to be enabled inside of php.ini.

<?php

$success = 0;

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

$http = new COM("Chilkat.Http");

// Pass the client ID/secret using Basic HTTP authentication.
$http->Login = 'CLIENT_ID';
$http->Password = 'CLIENT_SECRET';
$http->BasicAuth = 1;

$req = new COM("Chilkat.HttpRequest");
$req->AddParam('client_secret','CLIENT_SECRET');
$req->AddParam('client_id','CLIENT_ID');
$req->AddParam('scope','https://yourdynamicsdomain.crm3.dynamics.com/.default');
$req->AddParam('grant_type','client_credentials');

// Use your own tenant ID, for example 4d8fdd66-66d1-43b0-ae5c-e31b4b7de5cd
$url = 'https://login.microsoftonline.com/TENANT_ID/oauth2/v2.0/token';
$req->HttpVerb = 'POST';
$req->ContentType = 'application/x-www-form-urlencoded';

$resp = new COM("Chilkat.HttpResponse");
$success = $http->HttpReq($url,$req,$resp);
if ($success == 0) {
    print $http->LastErrorText . "\n";
    exit;
}

$statusCode = $resp->StatusCode;
print 'Response status code = ' . $statusCode . "\n";

$json = new COM("Chilkat.JsonObject");
$json->Load($resp->BodyStr);

$json->EmitCompact = 0;
print $json->emit() . "\n";

if ($statusCode == 200) {
    $json->WriteFile('qa_data/tokens/dynamicsCrmClientCredentialsToken.json');
    print 'Success.' . "\n";
}
else {
    print 'Failed.' . "\n";
}


?>