Resave All Products (Magento1.9.x)

resaveProducts.php

<?php
    ini_set('memory_limit', '8192M');
    require 'app/Mage.php';
    Mage::app();
    Mage::app()->setCurrentStore(Mage_Core_Model_App::ADMIN_STORE_ID);
    
    $products = Mage::getResourceModel('catalog/product_collection')->addAttributeToSelect('*');
    //->addAttributeToFilter('sku','testskuhere');
    
    foreach ($products as $product) {
        if ($product->getModshopVisibility() && !$product->isConfigurable()) {
            echo 'Product: ' . $product->getId() . ' - ' . $product->getName() . "\xA";
            
            if (Mage::app()->isSingleStoreMode()) {
                $product->setWebsiteIds(array(Mage::app()->getStore(true)->getWebsite()->getId()));
            }
            
            $product->save();
        }
        else echo 'Skip ' . $product->getId() . "\xA";
    }
    
    ?>