gistfile1.php

<?php 

$client = array('client_id' => 'geoloqi_web', 'client_secret' => '1234');

$post = array(
	'grant_type' => 'password',
	'username' => 'aaronpk',
	'password' => '1234'
);

$post = http_build_query($post);
echo $post . "\n\n";

$ch = curl_init('http://api-dev.geoloqi.com/1/oauth/token');
curl_setopt($ch, CURLOPT_POST, TRUE);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($ch, CURLOPT_HEADER, TRUE);
curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
curl_setopt($ch, CURLOPT_USERPWD, $client['client_id'] . ':' . $client['client_secret']);
$response = curl_exec($ch);

echo $response;

?>

{"access_token":"Pvv+6rrtgrrro1X2IugYw1qrrb5mcWkS","expires_in":3600,"scope":null}