TimberPost extension w/ post slug support

class.MyPost.php

<?php

class MyPost extends TimberPost {

	public function __construct( $post_id = null, $post_type = 'post' ) {

		if ( is_string( $post_id ) ) {
			
			// If $post_id is a string, we'll consider it a slug and try to get the ID
			$args = array(
				'name' => $post_id,
				'post_type' => $post_type, // Because slugs aren't necessarily unique, we'll have to specify post type
				'posts_per_page' => 1,
				'no_found_rows' => true,
			);

			if ( $posts = get_posts( $args ) ) {
				$post = array_shift( $posts );
				$post_id = $post->ID;
			}

		}
		
		parent::__construct( $post_id );
	
	}

}