#!/usr/bin/php
<?php
require_once("ical.class.php");

if (count($argv) != 2 ) {
	display_usage();
	exit;
}
if (! file_exists($argv[1]) ) {
	display_usage();
	echo "\n";
	echo "$argv[1] is not a file\n";
	exit;
}

$ics = file_get_contents($argv[1]);

$ical = new ical;
$ical->parse_ics($ics);
foreach ($ical->events as $e) {
	echo date("Y-m-d g:i", $e->start_time) . " to ";
	echo date("Y-m-d g:i", $e->end_time) . " ";
	echo $e->summary . "\n";
}


function display_usage() {
	echo "Usage:\n";
	echo "  ./listevents <eventfile.ics>\n";
} 

?>