Regex the UCM task list before external/PDF generation

invoice_task_list.php

<?php

<?php

/*
 * Upload this file to a new folder called:
 *   /custom/includes/plugin_invoice/template/invoice_task_list.php
 * This file will get included instead of the default invoice_task_list.php file
 * This file gets the default invoice task list generated HTML content and performs a regex on it
 * Useful for some minor task list modifications without editing the entire task list file.
 */

ob_start();
include('includes/plugin_invoice/template/invoice_task_list.php');
$generated_task_list_html = ob_get_clean();

if(preg_match_all('#<td class="item_description">(.*)</td>#imsU',$generated_task_list_html,$matches)){
	foreach($matches[1] as $key => $val){
		$val = trim($val);
		$val = preg_replace('#^(.*)(<em>.*</em>)?$#imsU','<strong>$1</strong>$2',$val);
		$val = str_replace('<em>','<span>',$val);
		$val = str_replace('</em>','</span>',$val);
		$generated_task_list_html = str_replace($matches[0][$key],'<td class="item_description">'.$val.'</td>',$generated_task_list_html);
	}
}
echo $generated_task_list_html;