Shortcode - Output custom page content

functions.php

<?php // don't copy this line...



/*
 *	Custom page shortcode
 *
 *	$atts['path']	The file that should be output relative 
 *			to the current theme.
 *
 *	@usage		[custom_page path="custom-page.php"]
 *	
 *	@return		ob_get_clean
 *
*/
function my_custom_page_shortcode( $atts ) {
	$atts = shortcode_atts( array(
		'path'	=>	'',
	), $atts, 'custom_page' );
	
	// get current theme path
	$theme_dir = trailingslashit( get_stylesheet_directory() );

	ob_start();
	
	if( $atts['path'] ) {
		if( file_exists( $theme_dir.$atts['path'] ) ) {
			include_once( $theme_dir.$atts['path'] );
		} else {
			echo 'File path not found';
		}
	} else {
		echo 'Missing file path';
	}


	return ob_get_clean();
}
add_shortcode( 'custom_page', 'my_custom_page_shortcode' );