Modify the iCal event for Tribe Events Calendar (includes multi-day events)

tribe-events-calendar-ical-modify.php

<?php
/**
 * Change iCal description and title
 */
function filter_ical_item( $item, $eventPost ) {
    
    // Get the end time
    $endTime = tribe_get_end_date($eventPost->ID, false, 'Hi');
    
    // Make sure it's a multi-day event
    if(tribe_event_is_multiday()){
	    
	    // if the time is 11:59pm
	    if($endTime == '2359'){
		    
		    // Summary is the title
	    	$item[] = 'SUMMARY: ' . get_the_title() . ' - Ending time not correct ' . $endTime;
	    	
	    }
    }
    
    // change the description to the link only
    $item[] = 'DESCRIPTION:' . tribe_get_event_link();
    
    return $item;
}
add_filter( 'tribe_ical_feed_item', 'filter_ical_item', 10, 2 );
?>