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<?php |
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namespace Firesphere\HaveIBeenPwnd\Extensions; |
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use Firesphere\HaveIBeenPwnd\Services\HaveIBeenPwndService; |
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use SilverStripe\Core\Config\Configurable; |
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use SilverStripe\Core\Extension; |
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use SilverStripe\Core\Injector\Injector; |
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use SilverStripe\Dev\Debug; |
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use SilverStripe\ORM\ValidationResult; |
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use SilverStripe\Security\Member; |
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use SilverStripe\Security\PasswordValidator; |
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/** |
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* Class \Firesphere\HaveIBeenPwnd\Extensions\PasswordValidatorExtension |
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* |
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* @property PasswordValidator|PasswordValidatorExtension $owner |
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*/ |
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class PasswordValidatorExtension extends Extension |
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{ |
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use Configurable; |
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/** |
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* @var HaveIBeenPwndService |
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*/ |
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protected $service; |
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/** |
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* @param string $pwd |
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* @param Member $member |
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* @param ValidationResult $valid |
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* @param array $params |
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* @return void |
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* @throws \GuzzleHttp\Exception\GuzzleException |
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*/ |
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public function updateValidatePassword($pwd, $member, $valid, $params = []) |
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{ |
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$this->service = Injector::inst()->createWithArgs(HaveIBeenPwndService::class, [$params]); |
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$allowPwnd = HaveIBeenPwndService::config()->get('allow_pwnd'); |
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$savePwnd = HaveIBeenPwndService::config()->get('save_pwnd'); |
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$isPwndCount = $this->checkPwnCount($pwd, $member, $allowPwnd); |
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$breached = $this->checkPwndSites($member, $savePwnd); |
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// Although it would be stupid, the pwnd check can be disabled |
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// Or even allow for breached passwords. Not exactly ideal |
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if ($isPwndCount && !$allowPwnd) { |
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$valid->addFieldError( |
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'Password', |
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_t(static::class . 'KNOWN', 'Your password appears in the Have I Been Pwnd database') |
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); |
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if ($breached) { |
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$message = _t( |
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static::class . 'KNOWN_BREACH_PLUS_BREACHES', |
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"To help you identify where you have been breached, your username or email address appears in the following breaches:\r\n" |
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); |
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$valid->addError($message . $breached); |
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} |
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} |
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} |
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/** |
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* @param $pwd |
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* @param $member |
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* @param $allowPwnd |
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* @return int |
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* @throws \GuzzleHttp\Exception\GuzzleException |
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*/ |
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protected function checkPwnCount($pwd, $member, $allowPwnd) |
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{ |
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$isPwndCount = 0; |
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// There's no need to check if breaches are allowed, it's a pointless excercise |
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if (!$allowPwnd) { |
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$isPwndCount = $this->service->checkPwndPassword($pwd); |
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} |
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// Always mark as Pwnd if it's true |
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$member->PasswordIsPwnd = $isPwndCount; |
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return $isPwndCount; |
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} |
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/** |
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* @param $member |
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* @param $savePwnd |
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* @return string |
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* @throws \GuzzleHttp\Exception\GuzzleException |
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*/ |
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protected function checkPwndSites($member, $savePwnd) |
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{ |
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$breached = ''; |
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// If storing the breached sites, check the email as well |
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if ($savePwnd) { |
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usleep(1500); // We need to conform to the FUP, max 1 request per 1500ms |
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$breached = $this->service->checkPwndEmail($member); |
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$member->BreachedSites = $breached; |
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} |
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return $breached; |
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} |
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} |
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Firesphere /
silverstripe-haveibeenpwnd
