Inzman

// Remove empty paragraphs
function filter_woocommerce_short_description2( $post_post_excerpt ) { 
  $post_post_excerpt = str_replace("<p></p>","",$post_post_excerpt);
  $post_post_excerpt = str_replace("<p>&nbsp;</p>","",$post_post_excerpt);
  return $post_post_excerpt; 
};
add_filter('woocommerce_short_description', 'filter_woocommerce_short_description2', 10, 1);

Inzman

function empty_content($str) {
  return trim(str_replace(' ','',strip_tags($str))) == '';
}

Inzman

// https://stackoverflow.com/questions/4356289/php-random-string-generator
function generateRandomString($length = 10) {
    return substr(str_shuffle(str_repeat($x='0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ', ceil($length/strlen($x)) )),1,$length);
}

echo  generateRandomString();  // OR: generateRandomString(24)

Inzman

/*
 * Filters the $order->get_items() method results to order all line items by
 * product name
 */
add_filter( 'woocommerce_order_get_items', function( $items, $order ) {

  uasort( $items, 
          function( $a, $b ) { 
            return strnatcmp( $a['name'], $b['name'] ); 
          }

Inzman

if (is_admin()){
		if ( !get_option('db_last_auto_cnl') || (get_option('db_last_auto_cnl') < time()- 86400) )  {
			global  $wpdb;
			$del= $wpdb->query("DELETE FROM $wpdb->posts WHERE post_status = 'auto-draft'");
			$del= $wpdb->query("DELETE FROM $wpdb->posts WHERE post_type = 'revision'");
			$del= $wpdb->query("DELETE FROM $wpdb->options WHERE option_name LIKE '_transient_timeout_rss%'");
			$del= $wpdb->query("DELETE FROM $wpdb->options WHERE option_name LIKE '_transient_rss_%'");
			$del= $wpdb->query("DELETE FROM $wpdb->options WHERE option_name LIKE '_transient_timeout_feed_%'");
			$del= $wpdb->query("DELETE FROM $wpdb->options WHERE option_name LIKE '_transient_feed_%'");
			//if you want, you can uncomment these too

Inzman

function getLastPathSegment($url) {
    $path = parse_url($url, PHP_URL_PATH); // to get the path from a whole URL
    $pathTrimmed = trim($path, '/'); // normalise with no leading or trailing slash
    $pathTokens = explode('/', $pathTrimmed); // get segments delimited by a slash

    if (substr($path, -1) !== '/') {
        array_pop($pathTokens);
    }
    return end($pathTokens); // get the last segment
}

Inzman

add_action('add_attachment', function($postId) {
    // get the attachment post object
    $attachment = get_post($postId);
    // get the slug for the attachment
    $slug = $attachment->post_name;
    // update the post data of the attachment with an edited slug
    wp_update_post(array(
        'ID' => $postId,
        'post_name' => 'media-'.$slug, //adds a prefix
        //'post_name' => $slug.'-photo', //adds a suffix

Inzman

/**
 * Recursively sort an array of taxonomy terms hierarchically. Child categories will be
 * placed under a 'children' member of their parent term.
 * @param Array   $cats     taxonomy term objects to sort
 * @param integer $parentId the current parent ID to put them in
 */
function sort_terms_hierarchicaly(Array $cats, $parentId = 0)
{
    $into = [];
    foreach ($cats as $i => $cat) {

Inzman

add_filter( 'woocommerce_variation_option_name', 'display_price_in_variation_option_name' );

function display_price_in_variation_option_name( $term ) {
    global $wpdb, $product;

    if ( empty( $term ) ) return $term;
    if ( empty( $product->id ) ) return $term;

    $id = $product->get_id();

Inzman

// wp_get_object_terms() always queries the database
/* If you’re looping over WP_Query results, you should prefer get_the_terms() instead.
It’s pretty much the same for most use cases, but it uses the object cache, 
which by default gets populated with the terms for the posts matching your query — unless you specifically 
set update_post_term_cache as false when instantiating WP_Query.
*/

// Get terms for post
if ( ! function_exists( 'storefront_post_terms' ) ) {
  function storefront_post_terms(){