WP Extract Shortcode from the_content

wp-extract-shortcode.php

<?php
/**
 * Use in loop or single, has to access post_content
 */
$pattern = get_shortcode_regex();
preg_match('/'.$pattern.'/s', $post->post_content, $matches);
if (is_array($matches) && $matches[2] == 'smart_track_player') {
   	$shortcode = $matches[0];
   	echo do_shortcode($shortcode);
}

/**
 * Clean out shortcodes to display correct on podcast singles.
 * Place in functions.php 
 * Replace the_content() in loop with cl_cleaned_content
 */
if( ! function_exists('cl_cleaned_content') ) : 
	function cl_cleaned_content() {
		$content = strip_shortcodes(get_the_content());
		$content = apply_filters('the_content',$content);
		echo $content;
	}
endif;

?>