Divi Restrict Content Via Custom Filter

restrict-divi-content-via-custom-filter.php

<?php 

/**
 * Custom filter for "Restricting Content" via divi section.
 * In the divi section "Restrict" Toggle, restrict content via "Custom WordPress Filter" 
 * Use the name "my_custom_filter" as the name of the filter. Note: You can name the filter however you like. 
 * Just ensure that you use the same filter name here as well.
 *
 * This filter take 3 arguments
 * $original_content - A text representing the original "inner" contents of the divi section. Its in shortcode format
 * $address - An integer presenting the address of the divi module. For example 0, 1, 2 ect.
 * $props - An array of divi module properties. In this case its the properties of the divi section.
 */
add_filter('my_custom_filter',
    function (
        // original inner section content - text is in shortcode format.
        $original_content,
        // divi module address: integer value - for example 0, 1, 2, 3
        $address,
        // divi section props array
        $props
    ) {
        // Here we have written a logic to show the content if user is logged in. Else we display a simple message.
        // One can write any custom logic instead.
        if (is_user_logged_in()) {
            return $original_content;
        } else {
            // Note: I am wrapping the h4 with et_pb_row so that the inner content of the divi section has atleast one row.
            return '[et_pb_row]<h4>Since you are not logged in, you cannot access content of this section</h4>[/et_pb_row]';
        }

    },
    10,
    3);