optimizing functions php file - php

Question

for some extra needs i had to add some extra codes in fucnctions.php i notice slowing in my site i dont know if it has connection functions.php with jquery.js ,is there a anyway to optimize it ? its ok if i remove the entering space between the lines in fucntions.php id like to make as light as i can
/**
* Adding Custom GTIN Meta Field
* Save meta data to DB
*/
// add GTIN input field
add_action('woocommerce_product_options_inventory_product_data','woocom_simple_product_gtin_field', 10, 1 );
function woocom_simple_product_gtin_field(){
global $woocommerce, $post;
$product = new WC_Product(get_the_ID());
echo '<div id="gtin_attr" class="options_group">';
//add GTIN field for simple product
woocommerce_wp_text_input(
array(
'id' => '_gtin',
'label' => __( 'GTIN', 'textdomain' ),
'placeholder' => '01234567891231',
'desc_tip' => 'true',
'description' => __( 'Enter the Global Trade Item Number (UPC,EAN,ISBN)', 'textdomain' )
)
);
echo '</div>';
}
// save simple product GTIN
add_action('woocommerce_process_product_meta','woocom_simple_product_gtin_save');
function woocom_simple_product_gtin_save($post_id){
$gtin_post = $_POST['_gtin'];
// save the gtin
if(isset($gtin_post)){
update_post_meta($post_id,'_gtin', esc_attr($gtin_post));
}
// remove if GTIN meta is empty
$gtin_data = get_post_meta($post_id,'_gtin', true);
if (empty($gtin_data)){
delete_post_meta($post_id,'_gtin', '');
}
}
add_filter( 'rank_math/snippet/rich_snippet_product_entity', function( $entity ) {
global $post;
$entity['gtin8'] = get_post_meta( $post->ID,'_gtin', true );
return $entity;
});
/*
Tracking Info to WooCommerce order
Version: 0.4
$Id: tracking-info-to-wc-order.php 5168 2020-07-15 14:48:44Z damien $
*/
// Add the metabox to allow for manual entering (or editing) of tracking information.
add_action( 'cmb2_admin_init', 'dcwd_order_metabox' );
function dcwd_order_metabox() {
$cmb = new_cmb2_box( array(
'id' => 'order_tracking_info',
'title' => 'Tracking Information',
'object_types' => array( 'shop_order', ), // Post type
'context' => 'side',
'priority' => 'high',
'show_names' => true, // Show field names on the left
) );
$cmb->add_field( array(
'name' => 'Tracking number',
'id' => 'tracking_number',
'type' => 'text',
) );
$cmb->add_field( array(
'name' => 'Tracking URL',
'id' => 'tracking_url',
'type' => 'text_url',
'protocols' => array( 'http', 'https' ),
) );
}
// Examine the tracking url and return a provider name.
function dcwd_get_tracking_provider_from_url( $url ) {
if ( strpos( $url, 'usps.com' ) !== false ) {
return 'USPS';
}
if ( strpos( $url, 'fedex.com' ) !== false ) {
return 'FexEd';
}
if ( strpos( $url, 'ups.com' ) !== false ) {
return 'UPS';
}
// Add more as necessary.
// Unknown provider.
return null;
}
// If available, include the tracking information in the Completed Order email.
add_action( 'woocommerce_email_order_details', 'dcwd_add_tracking_info_to_order_completed_email', 5, 4 );
function dcwd_add_tracking_info_to_order_completed_email( $order, $sent_to_admin, $plain_text, $email ) {
/* // Only customers need to know about the tracking information.
if ( ! $sent_to_admin ) {
return;
}
*/
if ( 'customer_completed_order' == $email->id ) {
$order_id = $order->get_id();
$tracking_number = get_post_meta( $order_id, 'tracking_number', true );
$tracking_url = get_post_meta( $order_id, 'tracking_url', true );
// Quit if either tracking field is empty.
if ( empty( $tracking_number ) || empty( $tracking_url ) ) {
// Debugging code.
//error_log( sprintf( 'Order %d does not have both tracking number (%s) and url (%s)', $order_id, $tracking_number, $tracking_url ) );
//echo '<p>Ne pare rău, informațiile de urmărire nu sunt disponibile în acest moment.</p>';
return;
}
$tracking_provider = dcwd_get_tracking_provider_from_url( $tracking_url );
if ( $plain_text ) {
if ( ! empty( $tracking_provider ) ) {
printf( "\nComanda dumneavoastra a fost expediata. %s. Numărul de urmărire este %s și îl poți urmări la %s.\n", $tracking_provider, esc_html( $tracking_number ), esc_url( $tracking_url, array( 'http', 'https' ) ) );
}
else {
printf( "\nComanda dumneavoastra a fost expediata. Numărul de urmărire este %s și îl poți urmări la %s.\n", esc_html( $tracking_number ), esc_url( $tracking_url, array( 'http', 'https' ) ) );
}
}
else {
if ( ! empty( $tracking_provider ) ) {
printf( '<p>Your order has been shipped with <strong>%s</strong>. The tracking number is <strong>%s</strong>.</p>', $tracking_provider, esc_url( $tracking_url, array( 'http', 'https' ) ), esc_html( $tracking_number ) );
}
else {
printf( '<p>Comanda dumneavoastra a fost expediata. Numărul de urmărire este <strong>%s</strong>.</p>', esc_url( $tracking_url, array( 'http', 'https' ) ), esc_html( $tracking_number ) );
}
}
}
}
// Display tracking information in My Account area.
add_action( 'woocommerce_view_order', 'dcwd_add_tracking_info_to_view_order_page', 5 );
function dcwd_add_tracking_info_to_view_order_page( $order_id ) {
$tracking_number = get_post_meta( $order_id, 'tracking_number', true );
$tracking_url = get_post_meta( $order_id, 'tracking_url', true );
// Quit if either tracking field is empty.
if ( empty( $tracking_number ) || empty( $tracking_url ) ) {
// Debugging code.
error_log( sprintf( 'Order %d does not have both tracking number (%s) and url (%s)', $order_id, $tracking_number, $tracking_url ) );
echo '<p>Ne pare rău, informațiile de urmărire nu sunt disponibile în acest moment.</p>';
return;
}
$tracking_provider = dcwd_get_tracking_provider_from_url( $tracking_url );
if ( ! empty( $tracking_provider ) ) {
printf( '<p>Comanda dvs. a fost expediată cu <strong>%s</strong>. Numărul de urmărire este <strong>%s</strong>.</p>', $tracking_provider, esc_url( $tracking_url, array( 'http', 'https' ) ), esc_html( $tracking_number ) );
}
else {
printf( '<p>Comanda dumneavoastra a fost expediata. Numărul de urmărire este <strong>%s</strong>.</p>', esc_url( $tracking_url, array( 'http', 'https' ) ), esc_html( $tracking_number ) );
}
}
function add_file_types_to_uploads($file_types){
$new_filetypes = array();
$new_filetypes['svg'] = 'image/svg+xml';
$file_types = array_merge($file_types, $new_filetypes );
return $file_types;
}
add_filter('upload_mimes', 'add_file_types_to_uploads');
function flatsome_result_count_and_catalog_ordering_remover() {
remove_action( 'flatsome_category_title_alt', 'woocommerce_result_count', 20);
}
add_action('template_redirect','flatsome_result_count_and_catalog_ordering_remover');
add_filter( 'wc_add_to_cart_message_html', '__return_false' );
add_action( 'wp_print_scripts', 'de_script', 100 );
function de_script() {
wp_dequeue_script( 'wc-cart-fragments' );
return true;
}
/**
* #snippet Remove Additional Information Tab # WooCommerce Single Product Page
* #how-to Get CustomizeWoo.com FREE
* #author Rodolfo Melogli
* #testedwith WooCommerce 3.8
* #donate $9 https://businessbloomer.com/bloomer-armada/
*/
add_filter( 'woocommerce_product_tabs', 'bbloomer_remove_product_tabs', 9999 );
function bbloomer_remove_product_tabs( $tabs ) {
unset( $tabs['additional_information'] );
return $tabs;
}
/**
* Hide shipping rates when free shipping is available.
* Updated to support WooCommerce 2.6 Shipping Zones.
*
* #param array $rates Array of rates found for the package.
* #return array
*/
function my_hide_shipping_when_free_is_available( $rates ) {
$free = array();
foreach ( $rates as $rate_id => $rate ) {
if ( 'free_shipping' === $rate->method_id ) {
$free[ $rate_id ] = $rate;
break;
}
}
return ! empty( $free ) ? $free : $rates;
}
add_filter( 'woocommerce_package_rates', 'my_hide_shipping_when_free_is_available', 100 );
add_filter( 'woocommerce_default_address_fields', 'customise_postcode_fields' );
function customise_postcode_fields( $address_fields ) {
$address_fields['postcode']['required'] = false;
return $address_fields;
}
if ( function_exists( 'yith_affiliates_install' ) ) {
if ( ! function_exists( 'yith_wcaf_show_dashboard_links_call_back' ) ) {
function yith_wcaf_show_dashboard_links_call_back() {
return 'yes';
}
}
add_filter( 'yith_wcaf_show_dashboard_links', 'yith_wcaf_show_dashboard_links_call_back' );
}