/* Produces a dump on the state of WordPress when a not found error occurs */
/* useful when debugging permalink issues, rewrite rule trouble, place inside functions.php and add debug to your query string */

if (isset($_GET["debug"])) {
    ini_set('error_reporting', -1);
    ini_set('display_errors', 'On');
    echo '<pre>';

    add_action('parse_request', function(&$wp)
    {

        global $wp_rewrite;

        echo '<h2>rewrite rules</h2>';
        echo var_export($wp_rewrite->wp_rewrite_rules(), true);

        echo '<h2>permalink structure</h2>';
        echo var_export($wp_rewrite->permalink_structure, true);

        echo '<h2>page permastruct</h2>';
        echo var_export($wp_rewrite->get_page_permastruct(), true);

        echo '<h2>matched rule and query</h2>';
        echo var_export($wp->matched_rule, true);

        echo '<h2>matched query</h2>';
        echo var_export($wp->matched_query, true);

        echo '<h2>request</h2>';
        echo var_export($wp->request, true);

        global $wp_the_query;
        echo '<h2>the query</h2>';
        echo var_export($wp_the_query, true);


    });


    add_action('template_redirect', function()
    {
        global $wp_filter;
        echo '<h2>template redirect filters</h2>';
        echo var_export($wp_filter[current_filter()], true);

    }, 99999);
    function debug_404_template_redirect()
    {

    }
    add_filter('template_include', function($template)
    {
        echo '<h2>template file selected</h2>';
        echo var_export($template, true);

        echo '</pre>';
        exit();
    });

}