WordPress plugin to embed document views from Alfresco Cloud

my-alfresco-embed.php

<?php
/*
Plugin Name: My Alfresco Embeds
Plugin URI: http://my.alfresco.com/
Description: Embed documents from Alfresco Cloud in a blog post
Author:  Sergio Buitrago, Will Abson
Version: 0.0.1
Author URI: http://my.alfresco.com/
*/

function lyte_parse($the_content,$doExcerpt=false) {

	if(strpos($the_content, "https://my.alfresco.com/share/s/")) {
		
		$lytes_regexp="/https:\\/\\/my\\.alfresco\\.com\\/share\\/s\\/[a-zA-Z0-9]*/";
		
		preg_match($lytes_regexp, $the_content, $matches);
		
		foreach($matches as $match) {
			/*print_r("First Element " . $match[0]);*/
			/* print_r($match[1]); */
			/* print_r($match[2]);	*/		
			$replacements = "<iframe width='1000' height='1000' src=\"" . $match . "\"></iframe>";
			/* $the_content = $the_content . $replacements; */
			$the_content=str_replace($match, $replacements, $the_content);
			
		}
		
	}
        return $the_content;
}

if ( is_admin() ) {
        //require_once(dirname(__FILE__).'/options.php');
} else {
	add_filter('the_content', 'alf_parse', 4);
}
?>