Random simple product generation for benchmarking

randomproducts.php

<?php

/*
DISCLAIMER :
This script is for BENCHMARK, use at your own risk.
DO NOT run this script unless you FULLY understand and know what you are doing.
This script will generate random 1M simple products on your WooCommerce (can be modified @line 43)
*/
 
if (php_sapi_name() !== 'cli') {
 die('This script can only be run through WP CLI');
}
 
set_time_limit(0);
ini_set('max_execution_time',0);
 
function find_wordpress_base_path() {
  $dir = dirname(__FILE__);
  do {
    if( file_exists($dir."/wp-config.php") ) {
     return $dir;
    }
  }while($dir = realpath("$dir/.."));
  return null;
}

function generateRandomString($length = 7) {
    $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
    $charactersLength = strlen($characters);
    $randomString = '';
    for ($i = 0; $i < $length; $i++) {
        $randomString .= $characters[mt_rand(0, $charactersLength - 1)];
    }
    return $randomString;
}
 
define('BASE_PATH', find_wordpress_base_path()."/");
define('WP_USE_THEMES', false);
global $wp, $wp_query, $wp_the_query, $wp_rewrite, $wp_did_header;
require(BASE_PATH.'wp-load.php');

// CAREFUL : script will generate 1M products ! Change it to somewhat your server can handle
for($i = 1; $i < 1000000; $i++){
try{
 $sku = generateRandomString();
 $price = 99.99;
 
 $post_id = wp_insert_post(array(
      'post_title' => $sku
    , 'post_content' => 'Imported Product Content'
    , 'post_status'  => 'publish'
    , 'post_type' => 'product'  
  ));
 
 wp_set_object_terms($post_id,'simple','product_type');
 update_post_meta( $post_id, '_visibility', 'visible' );
 update_post_meta( $post_id, '_stock_status', 'instock');
 update_post_meta( $post_id, 'total_sales', '0' );
 update_post_meta( $post_id, '_downloadable', 'no' );
 update_post_meta( $post_id, '_virtual', 'no' );
 update_post_meta( $post_id, '_regular_price', $price );
 update_post_meta( $post_id, '_sale_price', '' );
 update_post_meta( $post_id, '_purchase_note', '' );
 update_post_meta( $post_id, '_featured', 'no' );
 update_post_meta( $post_id, '_weight', '' );
 update_post_meta( $post_id, '_length', '' );
 update_post_meta( $post_id, '_width', '' );
 update_post_meta( $post_id, '_height', '' );
 update_post_meta( $post_id, '_sku', $sku );
 
 update_post_meta( $post_id, '_sale_price_dates_from', '' );
 update_post_meta( $post_id, '_sale_price_dates_to', '' );
 update_post_meta( $post_id, '_price', (float)$price );
 update_post_meta( $post_id, '_sold_individually', 'yes' );
 update_post_meta( $post_id, '_manage_stock', 'yes' );
 update_post_meta( $post_id, '_backorders', 'no' );
 update_post_meta( $post_id, '_stock', '100' );
 
 echo ($sku." generatedn");
 }catch(Exception $e){echo ($e->getMessage()."n");}
}