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<?php |
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declare(strict_types=1); |
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namespace Ecodev\Felix\Model\Traits; |
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use Doctrine\ORM\Mapping as ORM; |
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use Exception; |
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use GraphQL\Doctrine\Annotation as API; |
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use OTPHP; |
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/** |
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* Trait for a user with second factor authentication using OTP. |
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*/ |
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trait HasOtp |
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{ |
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/** |
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* @ORM\Column(type="boolean", options={"default" = 0}) |
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*/ |
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private bool $otp = false; |
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/** |
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* @API\Exclude |
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* |
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* @ORM\Column(type="string", length=255, nullable=true) |
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*/ |
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private ?string $otpUri = null; |
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/** |
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* Must be implemented by the user class to use the login as the key label. |
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*/ |
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abstract public function getLogin(): ?string; |
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/** |
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* Enable 2FA for the user |
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* This should be only enabled after otpUri has been generated, stored and verified. |
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* |
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* @API\Exclude |
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*/ |
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public function setOtp(bool $otp): void |
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{ |
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if ($otp && empty($this->otpUri)) { |
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throw new Exception('Cannot enable OTP without a secret'); |
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} |
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$this->otp = $otp; |
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} |
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/** |
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* Whether the user has 2FA enabled. |
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*/ |
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public function isOtp(): bool |
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{ |
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return $this->otp; |
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} |
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/** |
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* Returns the OTP provisionning URI (to display QR code). |
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* |
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* @API\Exclude |
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*/ |
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public function getOtpUri(): ?string |
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{ |
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return $this->otpUri; |
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} |
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/** |
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* Generate and store a new OTP secret. |
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* |
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* @param string $issuer identify the service that provided the OTP (application or host name) |
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* |
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* @API\Exclude |
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*/ |
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public function createOtpSecret(string $issuer): void |
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{ |
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$this->revokeOtpSecret(); |
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$totp = OTPHP\TOTP::create(null); |
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$label = $this->getLogin(); |
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if (!$label) { |
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throw new Exception('User must have a login to initialize OTP'); |
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} |
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$totp->setLabel($label); |
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$totp->setIssuer($issuer); |
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$this->otpUri = $totp->getProvisioningUri(); |
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} |
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/** |
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* Revoke the existing OTP secret |
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* This will also disable 2FA. |
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* |
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* @API\Exclude |
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*/ |
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public function revokeOtpSecret(): void |
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{ |
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$this->otp = false; |
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$this->otpUri = null; |
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} |
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/** |
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* Verify an OTP received from the user. |
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* |
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* @API\Exclude |
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*/ |
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public function verifyOtp(string $received): bool |
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{ |
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if (empty($this->otpUri)) { |
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return false; |
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} |
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$otp = OTPHP\Factory::loadFromProvisioningUri($this->otpUri); |
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return $otp->verify($received); |
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} |
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} |
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Ecodev /
felix
