Query Vars

query-var.php

<?php
class Cliente {

    function __construct(){
        add_filter('query_vars', array( $this, 'add_query_vars'));
        add_filter('rewrite_rules_array', array( $this, 'add_rewrite_rules'));
        add_action('template_redirect', array( $this, 'altera_status_cliente'));
    }

    function add_query_vars( $vars) {
        $vars[] = "ativar";
        $vars[] = "cancelar";
        $vars[] = "funcionario";
        return $vars;
    }

    function add_rewrite_rules($rules) {
        $new_rules = array(
            'ativar/([^/]+)/?$' => 'index.php?ativar=$matches[1]',
            'cancelar/([^/]+)/?$' => 'index.php?cancelar=$matches[1]',
            'funcionario/([^/]+)/?$' => 'index.php?funcionario=$matches[1]',
        );
        $rules = $new_rules + $rules;
        return $rules;
    }

    function altera_status_cliente() {
        global $wp_query;
        if(isset($wp_query->query_vars['ativar'])) {
            $user_id = get_query_var('ativar');
            update_user_meta($user_id, 'ativo', true);

            $user_info = get_userdata($user_id);
            $nome = $user_info->display_name;
            $email = $user_info->user_email;
            global $Emails;
            $envia_email = $Emails->cadastro_confirmado($email, $nome);//envia email para o cliente avisando que o cadastro foi confirmado
        }
        if(isset($wp_query->query_vars['cancelar'])) {
            $user_id = get_query_var('cancelar');
            require_once (ABSPATH. 'wp-admin/includes/user.php');
            $deletado = wp_delete_user($user_id);
            if($deletado){
                $user_info = get_userdata($user_id);
                $nome = $user_info->display_name;
                $email = $user_info->user_email;
                global $Emails;
                $envia_email = $Emails->cadastro_removido($email, $nome);//envia email para o cliente avisando que o cadastro foi removido
            }else{

            }
        }
    }

}

add_action("init", "ClienteInit",1);

function ClienteInit() {
    global $Cliente;
    $Cliente = new Cliente();
}