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| 1 | <?php |
| 2 | |
| 3 | namespace Albet\SanctumRefresh\Services; |
| 4 | |
| 5 | use Albet\SanctumRefresh\Exceptions\MustHaveTraitException; |
| 6 | use Albet\SanctumRefresh\Models\RefreshToken; |
| 7 | use Albet\SanctumRefresh\Services\Factories\Token; |
| 8 | use Albet\SanctumRefresh\Services\Factories\TokenConfig; |
| 9 | use Illuminate\Database\Eloquent\Model; |
| 10 | use Illuminate\Support\Str; |
| 11 | use Laravel\Sanctum\HasApiTokens; |
| 12 | |
| 13 | class TokenIssuer |
| 14 | { |
| 15 | /** |
| 16 | * @throws MustHaveTraitException |
| 17 | */ |
| 18 | public static function issue(Model $tokenable, string $tokenName = 'web', TokenConfig $tokenConfig = new TokenConfig()): Token |
| 19 | { |
| 20 | $tokenableTraits = array_values(class_uses($tokenable)); |
| 21 | |
| 22 | if (!in_array(HasApiTokens::class, $tokenableTraits)) { |
| 23 | throw new MustHaveTraitException(get_class($tokenable), HasApiTokens::class); |
| 24 | } |
| 25 | |
| 26 | /* @phpstan-ignore-next-line */ |
| 27 | $token = $tokenable->createToken( |
| 28 | $tokenName, |
| 29 | $tokenConfig->abilities, |
| 30 | $tokenConfig->tokenExpireAt |
| 31 | ); |
| 32 | |
| 33 | $plainRefreshToken = Str::random(40); |
| 34 | |
| 35 | $refreshToken = RefreshToken::create([ |
| 36 | 'token' => hash('sha256', $plainRefreshToken), |
| 37 | 'expires_at' => $tokenConfig->refreshTokenExpireAt, |
| 38 | 'token_id' => $token->accessToken->id, |
| 39 | ]); |
| 40 | |
| 41 | return new Token($token, $plainRefreshToken, $refreshToken); |
| 42 | } |
| 43 | |
| 44 | public static function refreshToken(string $refreshToken, string $tokenName = 'web', TokenConfig $tokenConfig = new TokenConfig()): Token|false |
| 45 | { |
| 46 | if (!str_contains($refreshToken, '|')) { |
| 47 | return false; |
| 48 | } |
| 49 | |
| 50 | // Parse the token id |
| 51 | $tokenId = explode('|', $refreshToken)[0]; |
| 52 | |
| 53 | // Find token from given id |
| 54 | $token = RefreshToken::with('accessToken') |
| 55 | ->where('expires_at', '>', now()) |
| 56 | ->find($tokenId); |
| 57 | |
| 58 | if (!$token) { |
| 59 | return false; |
| 60 | } |
| 61 | |
| 62 | // Regenerate token. |
| 63 | $newToken = $token->accessToken->tokenable |
| 64 | ->createToken( |
| 65 | $tokenName, |
| 66 | $tokenConfig->abilities, |
| 67 | $tokenConfig->tokenExpireAt |
| 68 | ); |
| 69 | |
| 70 | $plainRefreshToken = Str::random(40); |
| 71 | |
| 72 | $refreshToken = RefreshToken::create([ |
| 73 | 'token_id' => $newToken->accessToken->id, |
| 74 | 'token' => hash('sha256', $plainRefreshToken), |
| 75 | 'expires_at' => $tokenConfig->refreshTokenExpireAt, |
| 76 | ]); |
| 77 | |
| 78 | // Delete current token (revoke refresh token) |
| 79 | $token->accessToken->delete(); |
| 80 | $token->delete(); |
| 81 | |
| 82 | return new Token($newToken, $plainRefreshToken, $refreshToken); |
| 83 | } |
| 84 | } |