Version 4.3.0

applications/nexus/sources/Gateway/PayPal/CreditCard.php

@@ -86,6 +86,21 @@ class _CreditCard extends \IPS\nexus\Customer\CreditCard
 				break;
 		}
 		
+		/* Check it doesn't already exist */
+		$otherCards = \IPS\Db::i()->select( 'card_data', 'nexus_customer_cards', array( 'card_member=? AND card_method=?', $this->member->member_id, $this->method->id ) );
+		if ( count( $otherCards ) )
+		{
+			foreach ( $otherCards as $otherCardId )
+			{
+				$otherCardData = $this->method->api( 'vault/credit-card/' . $otherCardId, NULL, 'get' );
+				if ( $otherCardData['state'] === 'ok' and mb_substr( $otherCardData['number'], -4 ) === mb_substr( $card->number, -4 ) and intval( $otherCardData['expire_month'] ) === intval( $card->expMonth ) and intval( $otherCardData['expire_year'] ) === intval( $card->expYear ) )
+				{
+					throw new \DomainException( \IPS\Member::loggedIn()->language()->addToStack('card_is_duplicate') );
+				}
+			}
+		}
+				
+		/* Save */
 		$response = $this->method->api( 'vault/credit-card', array(
 			'number'			=> $card->number,
 			'type'				=> $cardType,
@@ -95,7 +110,6 @@ class _CreditCard extends \IPS\nexus\Customer\CreditCard
 			'first_name'		=> $this->member->cm_first_name,
 			'last_name'			=> $this->member->cm_last_name,
 		) );
-		
 		$this->data = $response['id'];
 		$this->save();
 	}