owner = $owner;
if (isset($_GET['openid_url']) and $_GET['action'] == "login")
$this->login();
if (isset($_GET['action']) and $_GET['action'] == "logout")
$this->logout();
if (isset($_POST['action']) and $_POST['action'] == "addfriend")
$this->addfriend();
if (isset($_SESSION['visitor']))
$this->visitor = $_SESSION['visitor'];
}
public function loginbox() {
if (! $this->visitor) {
print "\n";
}
}
public function logoutbox() {
if ($this->visitor)
print "logout\n";
}
private function logout() {
$_SESSION['visitor'] = false;
$this->success = "Logout successful";
}
public function messages() {
if ($this->error)
print "" . $this->error . "
\n";
if ($this->success)
print "" . $this->success . "
\n";
}
public function friends() {
print "\n";
$friends = R::find("friend");
foreach($friends as $f) {
printf("- %s
\n", $f->identity, $f->fullname);
}
print "
\n";
}
public function log() {
if ($this->owner()) {
print "\n";
$friends = R::find("visitor");
foreach($friends as $f) {
printf("- %s Last seen: %s
\n", $f->identity, $f->fullname, $f->lastSeen);
}
print "
\n";
}
}
public function addfriendbox() {
if ($this->owner()) {
print "\n";
}
}
public function visitor() {
if ($this->visitor)
return $this->visitor;
else
return false;
}
public function owner() {
if ($this->visitor and $this->visitor['identity'] == $this->owner) {
return $this->visitor;
}
else {
return false;
}
}
public function friend() {
if ($this->owner() or $this->visitor and $this->visitor['identity'] == $this->owner)
return $this->visitor;
else
return false;
}
private function addfriend() {
$identity = $_POST['openid'];
$friend = R::findOne("friend", "identity = ?", array($identity));
if ($friend) {
$this->error = "This identity is already a friend";
}
else {
$friend = R::dispense("friend");
$friend->identity = $identity;
$dateTime = new DateTime("now");
$friend->since = $dateTime->format("Y-m-d H:i:s");
$visitor = R::findOne("visitor", "identity = ?", array($identity));
if ($visitor) {
$friend->fullname = $visitor->fullname;
$friend->nickname = $visitor->nickname;
$friend->email = $visitor->email;
}
R::store($friend);
$this->success = "Friend successfully added";
}
}
private function login() {
$scheme = 'http';
if (isset($_SERVER['HTTPS']) and $_SERVER['HTTPS'] == 'on') {
$scheme .= 's';
}
$realm = sprintf("%s://%s:%s%s/",
$scheme, $_SERVER['SERVER_NAME'],
$_SERVER['SERVER_PORT'],
dirname($_SERVER['PHP_SELF']));
try {
$openid = new LightOpenID;
$openid->realm = $realm;
$openid->required = array('namePerson');
$openid->optional = array('namePerson/friendly', 'contact/email');
if(!$openid->mode) {
if(isset($_GET['openid_url'])) {
$openid->identity = $_GET['openid_url'];
header('Location: ' . $openid->authUrl());
}
} elseif ($openid->mode == 'cancel') {
$this->error = 'User has canceled authentication!';
} else {
if ($openid->validate()) {
$attributes = $openid->getAttributes();
$this->visitor = array('identity' => htmlentities($openid->identity),
'fullname' =>
htmlentities($attributes['namePerson']),
);
if (isset($attributes['namePerson/friendly'])) {
$this->visitor['nickname'] = htmlentities($attributes['namePerson/friendly']);
}
if (isset($attributes['contact/email'])) {
$this->visitor['email'] = htmlentities($attributes['contact/email']);
}
$visitor = R::findOne("visitor", "identity = ?", array($openid->identity));
if (! $visitor) {
$visitor = R::dispense("visitor");
}
$visitor->import($this->visitor);
$dateTime = new DateTime("now");
$visitor->lastSeen = $dateTime->format("Y-m-d H:i:s");
R::store($visitor);
$this->success = "Login successful";
$_SESSION['visitor'] = $this->visitor;
}
else {
$this->error = "Login failed";
}
}
} catch(ErrorException $e) {
$this->error = $e->getMessage();
}
}
}
?>