92 lines
2.5 KiB
PHP
92 lines
2.5 KiB
PHP
<?php
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namespace Misuzu;
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use Misuzu\Users\User;
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use Misuzu\Users\UserSession;
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use Index\Serialisation\Serialiser;
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class AuthToken {
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public const VERSION = 1;
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public const WIDTH = 37;
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private $userId = -1;
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private $sessionToken = '';
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private $user = null;
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private $session = null;
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public function isValid(): bool {
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return $this->getUserId() > 0
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&& !empty($this->getSessionToken());
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}
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public function getUserId(): int {
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return $this->userId < 1 ? -1 : $this->userId;
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}
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public function setUserId(int $userId): self {
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$this->user = null;
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$this->userId = $userId;
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return $this;
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}
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public function getUser(): User {
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if($this->user === null)
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$this->user = User::byId($this->getUserId());
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return $this->user;
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}
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public function setUser(User $user): self {
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$this->user = $user;
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$this->userId = $user->getId();
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return $this;
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}
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public function getSessionToken(): string {
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return $this->sessionToken ?? '';
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}
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public function setSessionToken(string $token): self {
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$this->session = null;
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$this->sessionToken = $token;
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return $this;
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}
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public function getSession(): UserSession {
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if($this->session === null)
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$this->session = UserSession::byToken($this->getSessionToken());
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return $this->session;
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}
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public function setSession(UserSession $session): self {
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$this->session = $session;
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$this->sessionToken = $session->getToken();
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return $this;
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}
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public function pack(bool $base64 = true): string {
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$packed = pack('CNH*', self::VERSION, $this->getUserId(), $this->getSessionToken());
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if($base64)
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$packed = Serialiser::uriBase64()->serialise($packed);
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return $packed;
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}
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public static function unpack(string $data, bool $base64 = true): self {
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$obj = new AuthToken;
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if(empty($data))
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return $obj;
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if($base64)
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$data = Serialiser::uriBase64()->deserialise($data);
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$data = str_pad($data, self::WIDTH, "\x00");
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$data = unpack('Cversion/Nuser/H*token', $data);
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if($data['version'] >= 1)
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$obj->setUserId($data['user'])
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->setSessionToken($data['token']);
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return $obj;
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}
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public static function create(User $user, UserSession $session): self {
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return (new AuthToken)
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->setUser($user)
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->setSession($session);
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}
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}
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