Bulk update posts by ID list (category) to set User Role Editor Pro content view restrictions

ure-content-view-restrictions-bulk-update.php

<?php
/**
 * Bulk update posts by ID list to set User Role Editor Pro content view restrictions
 * 
 */
add_action('admin_init', 'URE_Content_View_Restrictons_Bulk::update');

class URE_Content_View_Restrictons_Bulk {
    
    const prohibit_allow_flag = 2;  // Allow
    const content_for_roles = 'abc';    // comma separated roles ID list
    const post_access_error_action = 1;  // HTTP 404 error
    const post_access_error_message = '';   // error message

    const categories = '55';    // comma separated list of categories
    
    private static function get_posts_list() {
        //$list = array(1260, 1261, 1262);
        
        global $wpdb;
        $query = 'SELECT object_id FROM '. $wpdb->prefix .'term_relationships where term_taxonomy_id in ('. self::categories .')';
        $list = $wpdb->get_col($query);
        
        return $list;
    }
    // end of get_posts_list()

    private static function update_post_meta($post_id) {
        

        update_post_meta($post_id, URE_Content_View_Restrictions::prohibit_allow_flag, self::prohibit_allow_flag);        
        update_post_meta($post_id, URE_Content_View_Restrictions::content_for_roles, self::content_for_roles);        
        update_post_meta($post_id, URE_Content_View_Restrictions::post_access_error_action, self::post_access_error_action);        
        update_post_meta($post_id, URE_Content_View_Restrictions::post_access_error_message, self::post_access_error_message);
        
    }
    // end of update_post_meta()
    

    public static function update() {

        if (!defined('URE_PLUGIN_DIR')) {
            return;
        }
        require_once( URE_PLUGIN_DIR .'includes/pro/classes/content-view-restrictions.php');
        
        $posts_list = self::get_posts_list();
        
        $last_post_in_list = $posts_list[count($posts_list)-1];
        $roles = get_post_meta($last_post_in_list, URE_Content_View_Restrictions::content_for_roles, true);
        if ($roles==self::content_for_roles) {    // already done - do not execute bulk update twice
            return;
        }
        
        foreach($posts_list as $post_id) {
            self::update_post_meta($post_id);
        }
    }
    // end of ure_bulk_content_view_restrictions_update()
    
}
// end of URE_Content_View_Restrictons_Bulk class

More information at the end of this post
https://www.role-editor.com/woocommerce-products-restrict-view-by-category/