This provides very simple access to PayPal's NVP API.
PayPal NVP API: https://developer.paypal.com/docs/classic/api/NVPAPIOverview/
Use:
use delmicio\PayPal;
$paypal = new PayPal(
'username-facilitator_api1.site.com', // API USER
'HTPZYVF3YXFYAXXX', // API PWD (password)
'AFcWxV21C7fd0v3bYYYRCpSSRl31An.zpkEbPtDU3TXXXXXXXXXX', // API SIGNATURE
true // SANDBOX API
);
$STARTDATE = date(DATE_ATOM, strtotime('-1 year'));
$fields = array(
"STARTDATE" => $STARTDATE
);
// https://developer.paypal.com/docs/classic/api/merchant/TransactionSearch_API_Operation_NVP/
$result = $paypal->TransactionSearch($fields);
echo '<pre>'.var_export($result, true).'</pre>'; die();