gistfile1.php

// Example using official client (condensed)

require_once('apiclient/pmapirequest.class.inc');
require_once('apiclient/pmapiauthnone.class.inc');
require_once('apiclient/pmapiauthtoken.class.inc');

$request = new PMAPIRequest(new PMAPIAuthNone());
$response = $request->token->post(array('username' => 'my_api_user@example.com',
                                        'password' => 'my_strong_password'));

if($response->isError)
{
        die("Failed to obtain token: {$response->error}\n");
}
$token = $response->data['token'];
$expiry = $response->data['expiry'];
$request = new PMAPIRequest(new PMAPIAuthToken($token));