Woocommerce WCFM Marketplace Notify User of Product Deletion

woocommerce-wcfm-marketplace-notify-user-product-deletion

// ======================================================================================
// Notify user of product deletion
// Applies to any Woocommerce product but was written specifically for WCFM Marketplace
// Copyright Bjorn Patje & Mitchell Krog (thank you Bjorn)
// ======================================================================================
// This sends an email to the owner (user) of a product when it is deleted / trashed
// The email uses simple html formatting and php variables
// Modify the contents of the $body varaible and $subject variable to your liking
// ======================================================================================
add_action( 'delete_post', 'notification_for_product', 99 );
add_action('publish_to_trash', 'notification_for_product', 99);
add_action('draft_to_trash',   'notification_for_product', 99);
add_action('pending_to_trash', 'notification_for_product', 99);

function notification_for_product( $post_id ){
    if( get_post_type( $post_id ) != 'product' ) return;

	// Get the product author email address
	$author_id = get_post_field( 'post_author', $post_id );
	$to    = get_the_author_meta( 'user_email', $author_id );

	// Get the author name
	$author_name    = get_the_author_meta( 'first_name', $author_id );
	
	// Get the post title
	$title = get_post_field( 'post_title', $POST_ID );

	// Construct our email
	$subject = "Product Not Approved";
	$body = "Hi " .$author_name. " we regret to inform you that your product <strong>" .$title. "</strong> has not met the requirements to be considered for approval.<br><br>Kind Regards<br>The Team<br>-------------------------------<br>Our Store Name";
    $headers = array('Content-Type: text/html; charset=UTF-8');
	
	// Send our email
    wp_mail( $to, $subject, $body, $headers );
}