Check your Windows Azure Datamarket remaining quota

error_reporting(E_ALL^E_NOTICE);
 
function check_bing_quota($key) {
	$ret=array();
 
	$context = stream_context_create(array(
		'http' => array(
		    'request_fulluri' => true,
		    'header'  => "Authorization: Basic " . base64_encode($key . ":" . $key)
			)
		)
	);
 
	$end_point='https://api.datamarket.azure.com/Services/My/Datasets?$format=json';
 
	$response=file_get_contents($end_point, 0, $context);
 
	$json_data=json_decode($response);
 
	foreach ($json_data->d->results as $res) {
		$ret[]=array(
			'title'=>$res->Title,
			'provider'=>$res->ProviderName,
			'entry_point'=>$res->ServiceEntryPointUrl,
			'remaining'=>$res->ResourceBalance
		);
	}
 
	return $ret;
}

$ret=check_bing_quota('put_your_real_account_key_here');

array(2) {
  [0]=>
  array(4) {
    ["title"]=>
    string(36) "Bing Search API – Web Results Only"
    ["provider"]=>
    string(4) "Bing"
    ["entry_point"]=>
    string(57) "https://api.datamarket.azure.com/Data.ashx/Bing/SearchWeb"
    ["remaining"]=>
    int(4981)
  }
  [1]=>
  array(4) {
    ["title"]=>
    string(15) "Bing Search API"
    ["provider"]=>
    string(4) "Bing"
    ["entry_point"]=>
    string(54) "https://api.datamarket.azure.com/Data.ashx/Bing/Search"
    ["remaining"]=>
    int(4997)
  }
}