<?php

session_start();
require_once '/../lib/LiveApiClient.php';
require_once '/../config.inc.php';
$live = new LiveAPIClient(LIVE_ID, LIVE_SEC, 'http://www.liveapi/examples/oauth_example.php');
// try to fetch access token or see if we already have an access token saved?
if (!$live->fetchAccessToken() && !isset($_SESSION['livetoken'])) {
    //if not procees to authorization
    $live->authorize();
} elseif (is_object($live->fetchAccessToken())) {
    // we have an access token set
    $_SESSION['livetoken'] = $live->getAccessToken(true);
    //save it
    echo 'connected to API<br>';
    echo 'token is ' . $live->getAccessToken(true) . '<br>';
    echo '<a href="' . $_SERVER['PHP_SELF'] . '">Click to Refresh</a>';
    // you might wanna do a header redirection here, the refresh link is for testing purposes
    //header('Location: '. $_SERVER['PHP_SELF']);
} elseif (isset($_SESSION['livetoken']) && is_object(json_decode($_SESSION['livetoken']))) {
    echo 'token was read from cookie<br>';
    echo 'token created at ' . date('Y m d - h i s') . '<br>';
    $live->setAccessToken($_SESSION['livetoken']);
    // set token from session
    $res = $live->getContacts();
    // get some data
    echo '<pre>';
    print_r($res);
    echo '</pre>';
}
<?php

session_start();
require_once '/../lib/LiveApiClient.php';
require_once '/../config.inc.php';
$live = new LiveAPIClient(LIVE_ID, LIVE_SEC);
if (isset($_SESSION['livetoken']) && is_object(json_decode($_SESSION['livetoken']))) {
    $live->setAccessToken($_SESSION['livetoken']);
    $res = $live->getProfile();
    echo '<h2>Profile</h2>';
    echo '<pre>';
    print_r($res);
    echo '</pre>';
} else {
    echo 'No valid token found. <a href="get_profile_example.php">Get one</a>';
}
<?php

session_start();
require_once '/../lib/LiveApiClient.php';
require_once '/../config.inc.php';
$live = new LiveAPIClient(LIVE_ID, LIVE_SEC);
if (isset($_SESSION['livetoken']) && is_object(json_decode($_SESSION['livetoken']))) {
    $live->setAccessToken($_SESSION['livetoken']);
    $res = $live->getContacts();
    echo '<h2>Contacts</h2>';
    echo '<pre>';
    print_r($res);
    echo '</pre>';
} else {
    echo 'No valid token found. <a href="get_profile_example.php">Get one</a>';
}