PaypalAutoSellerMemberExtension.php

<?php


namespace Sitelease\PaypalAutoSeller\Extensions;

use SilverStripe\ORM\DataExtension;
use SilverStripe\ORM\ArrayList;
use SilverStripe\View\ArrayData;

use Sitelease\PaypalAutoSeller\Model\PrivateProduct;
use Sitelease\PaypalAutoSeller\Model\Organization;
use Sitelease\PaypalAutoSeller\Model\Tracker;
use Sitelease\PaypalAutoSeller\Model\Order;
use Sitelease\PaypalAutoSeller\Model\Offer;

class PaypalAutoSellerMemberExtension extends DataExtension
{
//...
public static function hasPivateProductAccess($product, $userID = false)
   {
       // Default product access
       $productAccess = false;
       $productID = $product->ID;

       // Get the users record
       if ($userID) {
           $userRecord = Member::get()->byID($userID);
       }else{
           $userRecord = Member::currentUser();
       }

       // Get a list of all the products this user has direct access to
       if ($userRecord->relField("ProductsForClient")) {
           $userProductRelationship = $userRecord->ProductsForClient()->byID($productID);
           if ($userProductRelationship) {
               $productAccess = true;
           }
       }

       // If product access was not explicitly granted to this user
       // check to see if access was granted via an organization
       if (!$productAccess) {
           // If organizations are enabled on the product
           if ($product->hasField("EnableOrganizations") &&
               $product->EnableOrganizations){
               // Get a list of all the organizations that member is in
               if ($userRecord->relField("InOrganizations")) {
                   $organizations = $userRecord->InOrganizations();
                   // Loop over each organization and see
                   // if it grants access to the current product
                   foreach ($organizations as $organization) {
                       $productRelationship = $organization->ProductsForOrganization()->byID($productID);
                       if ($productRelationship) {
                           return true;
                       }
                   }
               }
           }
       }
       return $productAccess;
   }
//...
}