Allow Trash Posts

gistfile1.php

<?php
class My_Post_Work {
    
    public function __construct() {
        add_action( 'init', array( $this, 'custom_rewrites' ) );
    
    	add_filter( 'posts_results', array( $this, 'make_trash_public' ),  10, 2 );
		add_filter( 'the_posts',     array( $this, 'make_trash_private' ), 10, 2 );
    }
    
    	/**
	 * Add custom rewrite rules to make sure individual URLs direct to the appropriate resource.
	 */
	public function custom_rewrites() {
	    add_rewrite_tag( '%my-status%', '(.+)' );
	    
	    add_rewrite_rule( '^rawstuff/([0-9]+)/?$', 'index.php?my-status=any&p=$matches[1]', 'top' );
	}
    
    	/**
	 * Hack the Trash post status to make it queryable.
	 *
	 * @param array    $posts
	 * @param WP_Query $query
	 *
	 * @global array $wp_post_statuses;
	 *
	 * @return array
	 */
	public function make_trash_public( $posts, $query ) {
		$status = get_query_var( 'my-status' );
		if ( ! empty( $status ) ) {
			global $wp_post_statuses;

			// Remove it so we don't bork anything else
			set_query_var( 'my-status', '' );

			$wp_post_statuses['my_trash'] = $wp_post_statuses['trash'];
			$wp_post_statuses['trash']->public = true;
		}

		return $posts;
	}

	/**
	 * Hack the Trash post status to make it non-queryable again.
	 *
	 * @param $posts
	 * @param $query
	 *
	 * @global array $wp_post_statuses
	 *
	 * @return array
	 */
	public function make_trash_private( $posts, $query ) {
		global $wp_post_statuses;

		if ( isset( $wp_post_statuses['my_trash'] ) ) {
			$wp_post_statuses['trash'] = $wp_post_statuses['my_trash'];
			unset( $wp_post_statuses['my_trash'] );
		}

		return $posts;
	}

}

new My_Post_Work();