Sample.php

<?

include 'ActivityFeed.php';

$feed = new ActivityFeed();

$feed->add(123, 'Nicky followed Kelly', time() + 5);
$feed->add(123, 'Nicky followed Josh', time() + 10);
$feed->add(123, 'Nicky earned 1200 points for being awesome!', time() + 30);

$feed->add(456, 'Kelly checked-in at Starbucks', time() + 12);
$feed->add(456, 'Kelly commented: "This place is awesome!"', time() + 20);

$feed->add(789, 'Josh registered', time());
$feed->add(789, 'Josh updated his profile', time() + 45);

// Nicky's activity
print_r($feed->userActivity(123));

// Nicky's friends' activity
print_r($feed->usersActivity(123, array(456, 789)));

// Nicky's activity & his friends' activity
print_r($feed->usersActivity(123, array(123, 456, 789)));

// Nicky's activity filtered by time
print_r($feed->userActivity(123, null, time() + 15, time() + 5));

?>