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/**
* Snippet Action: Redirect user if not logged in. 
* Snippet Author: Keith Crain ( MainWP.com )
*/

function custom_template_redirect_fn()
{
    if( ! is_user_logged_in ) {
    {
        $loginUrl = wp_login_url();

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<?php 

/**
* Snippet Action: Get all users that are not Administrators
* Snippet Type:   Return info from Child Sites. ( IMPORTANT! This will make it run one time )
* Snippet Author: Keith Crain ( MainWP.com )
* 
* Output:
* Total User Count: 5
* UserName1 : customer

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/**
* Snippet Action: Add Site Name to pdf file.
* Snippet Type:   MainWP Custom Dashboard CSS snippet.
* Snippet Author: Keith Crain ( MainWP.com )
*/

add_filter( 'mainwp_pro_reports_pdf_filename', 'mycustom_mainwp_pro_reports_pdf_filename', 10, 3 );
if ( !function_exists( 'mycustom_mainwp_pro_reports_pdf_filename' ) ) {
  function mycustom_mainwp_pro_reports_pdf_filename( $filename, $report, $site_id ) {	
	 $website = MainWP\Dashboard\MainWP_DB::instance()->get_website_by_id( $site_id );

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/**
* Snippet Action: Hide Update All Button on Updates Page.
* Snippet Type:   MainWP Custom Dashboard CSS snippet.
* Snippet Author: Keith Crain ( MainWP.com )
*/

#mainwp-plugins-updates-table a:nth-child(3),
#plugins-updates-global a:nth-child(3) { display: none!important; }

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<?php 

/**
* Snippet Action: Append content to Robots.txt
* Snippet Type:   Return info from Child Sites. ( IMPORTANT! This will make it run one time )
* Snippet Author: Keith Crain ( MainWP.com )
*/

// The string you want to add.
$txt = "

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define( 'WP_MEMORY_LIMIT', '128M' );
ini_set("default_socket_timeout", 600);

/* That's all, stop editing! Happy blogging. */

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/** 
* 1.) Upload your logo to WP Media Library
* 2.) Copy the URL from Media Library 
* 3.) Paste on line 13
*/

/* Hide Original logo */
.mainwp-nav-wrap #mainwp-logo img { 
	display: none!important;
}

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<?php

/**
* Snippet Action: Trigger Elementor DB Update.
* Snippet Type:   Return info from Child Sites. ( IMPORTANT! This will make it run one time )
* Snippet Author: Keith Crain ( Kronoslabs.io )
*/

add_action( 'plugins_loaded', 'klbs2345_trigger_elementor_db_update' );
function klbs2345_trigger_elementor_db_update() {

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/**
* Snippet Action: Return Child Site Posts.
* Snippet Type: Return info from Child Sites.
*/
$posts = get_posts( array(
  'post_type' => get_post_types(),
  'post_status' => 'publish',
  'numberposts' => -1,
) );

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$upload_dir = wp_upload_dir();
$folder = $upload_dir['basedir'];
$files = list_files( $folder );
foreach ( $files as $file ) {
    if ( is_file( $file ) ) {
        $filesize = size_format( filesize( $file ) );
        $filename = basename( $file ); 
		echo esc_html( $filename . " - (" . $filesize ) . ")<br />";
    }