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<?php declare(strict_types=1); |
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namespace Firesphere\GraphQLJWT\Authentication; |
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use BadMethodCallException; |
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use SilverStripe\Control\HTTPRequest; |
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use SilverStripe\Core\Config\Configurable; |
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use SilverStripe\Core\Injector\Injectable; |
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use SilverStripe\ORM\ValidationException; |
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use SilverStripe\ORM\ValidationResult; |
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use SilverStripe\Security\Authenticator; |
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use SilverStripe\Security\Member; |
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use SilverStripe\Security\MemberAuthenticator\MemberAuthenticator; |
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class AnonymousUserAuthenticator extends MemberAuthenticator |
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{ |
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use Configurable; |
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use Injectable; |
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/** |
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* Anonymous username |
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* |
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* @var string |
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*/ |
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private static $anonymous_username = 'anonymous'; |
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/** |
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* Default field values to assign to anonymous user |
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* |
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* @var array |
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*/ |
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private static $anonymous_fields = [ |
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'FirstName' => 'Anonymous', |
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]; |
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public function supportedServices(): int |
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{ |
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return Authenticator::LOGIN | Authenticator::LOGOUT; |
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} |
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public function authenticate(array $data, HTTPRequest $request, ValidationResult &$result = null): ?Member |
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{ |
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// Only applies to request for anonymous user specifically |
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$email = $data['Email'] ?? null; |
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if ($email !== static::config()->get('anonymous_username')) { |
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return null; |
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} |
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return parent::authenticate($data, $request, $result); |
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} |
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/** |
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* Attempt to find and authenticate member if possible from the given data |
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* |
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* @skipUpgrade |
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* @param array $data Form submitted data |
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* @param ValidationResult $result |
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* @param Member $member This third parameter is used in the CMSAuthenticator(s) |
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* @return Member Found member, regardless of successful login |
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* @throws ValidationException |
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*/ |
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protected function authenticateMember($data, ValidationResult &$result = null, Member $member = null): Member |
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{ |
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// Get user, or create if not exists |
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$member = $this->getOrCreateAnonymousMember(); |
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// Validate this member is still allowed to login |
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$result = $result ?: ValidationResult::create(); |
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$member->validateCanLogin($result); |
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// Emit failure to member and form (if available) |
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if ($result->isValid()) { |
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$member->registerSuccessfulLogin(); |
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} else { |
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$member->registerFailedLogin(); |
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} |
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return $member; |
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} |
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public function checkPassword(Member $member, $password, ValidationResult &$result = null) |
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{ |
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throw new BadMethodCallException("checkPassword not supported for anonymous users"); |
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} |
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/** |
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* Build a new datarecord to contain the anonymous user |
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* |
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* @return Member |
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* @throws ValidationException |
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*/ |
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protected function getOrCreateAnonymousMember() |
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{ |
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// Fun facts about anonymous members |
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$identifierField = Member::config()->get('unique_identifier_field'); |
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$username = static::config()->get('anonymous_username'); |
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$fields = static::config()->get('anonymous_fields'); |
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// Find existing member |
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/** @var Member $member */ |
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$member = Member::get()->find($identifierField, $username); |
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$this->extend('updateExistingAnonymousMember', $member); |
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if ($member) { |
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return $member; |
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} |
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// Create new member |
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$member = Member::create(); |
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$member->{$identifierField} = $username; |
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$member->update($fields); |
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$this->extend('updateCreatedAnonymousMember', $member); |
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$member->write(); |
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return $member; |
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} |
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} |
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Firesphere /
silverstripe-graphql-jwt
