CPT naam verwijderen van custom post type slug

In functions.php

/**
 * Strip the slug out of a hierarchical custom post type
 */

if ( !class_exists( 'State_Rewrites' ) ) :

class State_Rewrites {

    private static $instance;

    public $rules;

    private function __construct() {
        /* Don't do anything, needs to be initialized via instance() method */
    }

    public static function instance() {
        if ( ! isset( self::$instance ) ) {
            self::$instance = new State_Rewrites;
            self::$instance->setup();
        }
        return self::$instance;
    }

    public function setup() {
        add_action( 'init',                array( $this, 'add_rewrites' ),            20 );
        add_filter( 'request',             array( $this, 'check_rewrite_conflicts' )     );
        add_filter( 'merken_rewrite_rules', array( $this, 'strip_state_rules' )           );
        add_filter( 'rewrite_rules_array', array( $this, 'inject_state_rules' )          );
    }

    public function add_rewrites() {
        add_rewrite_tag( "%merken%", '(.+?)', "merken=" );
        add_permastruct( 'merken', "%merken%", array(
            'ep_mask' => EP_PERMALINK
        ) );
    }

    public function check_rewrite_conflicts( $qv ) {
        if ( isset( $qv['merken'] ) ) {
            if ( get_page_by_path( $qv['merken'] ) ) {
                $qv = array( 'pagename' => $qv['merken'] );
            }
        }
        return $qv;
    }

    public function strip_state_rules( $rules ) {
        $this->rules = $rules;
        # We no longer need the attachment rules, so strip them out
        foreach ( $this->rules as $regex => $value ) {
            if ( strpos( $value, 'attachment' ) )
                unset( $this->rules[ $regex ] );
        }
        return array();
    }

    public function inject_state_rules( $rules ) {
        # This is the first 'page' rule
        $offset = array_search( '(.?.+?)/trackback/?$', array_keys( $rules ) );
        $page_rules = array_slice( $rules, $offset, null, true );
        $other_rules = array_slice( $rules, 0, $offset, true );
        return array_merge( $other_rules, $this->rules, $page_rules );
    }
}

State_Rewrites::instance();

endif;

meer info –> http://boyn.es/2013/09/28/stripping-slug-custom-post-types/

#CPT #custom post type #query #redirect #slug