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<?php |
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namespace Firesphere\HaveIBeenPwned\Services; |
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use GuzzleHttp\Client; |
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use GuzzleHttp\Exception\GuzzleException; |
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use Psr\Http\Message\ResponseInterface; |
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use SilverStripe\Core\Config\Configurable; |
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use SilverStripe\Core\Convert; |
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use SilverStripe\Core\Injector\Injector; |
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use SilverStripe\Security\Member; |
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/** |
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* Class HaveIBeenPwnedService |
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* @package Firesphere\HaveIBeenPwned\Services |
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*/ |
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class HaveIBeenPwnedService |
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{ |
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use Configurable; |
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/** |
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* Api endpoint emails |
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*/ |
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const PWND_URL = 'https://haveibeenpwned.com/api/'; |
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/** |
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* API endpoint passwords |
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*/ |
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const PWND_API_URL = 'https://api.pwnedpasswords.com/'; |
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/** |
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* API Version |
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*/ |
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const API_VERSION = '2'; |
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/** |
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* Useragent |
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*/ |
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const USER_AGENT = 'Firesphere-HaveIBeenPwned-checker/1.0'; |
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/** |
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* @config |
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* @var bool |
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*/ |
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private static $allow_pwnd = false; |
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/** |
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* @config |
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* @var bool |
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*/ |
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private static $save_pwnd = true; |
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/** |
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* @var array |
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*/ |
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protected $args; |
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/** |
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* HaveIBeenPwnedService constructor. |
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* @param array $args |
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*/ |
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public function __construct($args = []) |
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{ |
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$this->args = $args; |
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} |
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/** |
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* @param string $pwd |
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* @return int |
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* @throws GuzzleException |
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*/ |
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public function checkPwnedPassword($pwd) |
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{ |
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$this->args['base_uri'] = static::PWND_API_URL; |
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$sha = sha1($pwd); |
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$shaStart = substr($sha, 0, 5); |
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$shaEnd = substr($sha, 5); |
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/** @var Client $client */ |
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$client = Injector::inst()->createWithArgs(Client::class, [$this->args]); |
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$result = $client->request( |
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'GET', |
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'range/' . $shaStart, |
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[ |
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'headers' => [ |
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'user-agent' => static::USER_AGENT, |
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'api-version' => static::API_VERSION |
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] |
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] |
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); |
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return $this->checkList($result, $shaEnd); |
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} |
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/** |
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* @param ResponseInterface $result |
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* @param $shaEnd |
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* @return int |
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*/ |
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private function checkList($result, $shaEnd) |
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{ |
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$count = 0; |
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$shaEnd = strtoupper($shaEnd); |
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$suffixes = explode("\n", $result->getBody()); |
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foreach ($suffixes as $suffix) { |
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list($suffix, $pwnCount) = explode(':', trim($suffix)); |
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if ($suffix === $shaEnd) { |
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$count += (int)$pwnCount; |
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break; |
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} |
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} |
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return $count; |
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} |
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/** |
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* @param Member $member |
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* @return string |
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* @throws GuzzleException |
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*/ |
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public function checkPwnedEmail($member) |
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{ |
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$this->args['base_uri'] = static::PWND_URL; |
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$uniqueField = Member::config()->get('unique_identifier_field'); |
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$account = $member->{$uniqueField}; |
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/** @var Client $client */ |
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$client = Injector::inst()->createWithArgs(Client::class, [$this->args]); |
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$result = $client->request( |
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'GET', |
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'breachedaccount/' . $account . '?truncateResponse=true', |
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[ |
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'headers' => [ |
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'user-agent' => static::USER_AGENT, |
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'api-version' => static::API_VERSION |
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] |
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] |
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); |
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return $this->checkBreaches($result); |
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} |
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/** |
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* @param ResponseInterface $result |
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* @return string |
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*/ |
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private function checkBreaches($result) |
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{ |
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$body = $result->getBody(); |
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$sites = []; |
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$breaches = Convert::json2array($body); |
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foreach ($breaches as $breach) { |
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if (!empty($breach['Name'])) { |
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$sites[] = $breach['Name']; |
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} |
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} |
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if (count($sites)) { |
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return implode(', ', $sites); |
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} |
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return ''; |
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} |
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/** |
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* @return array |
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*/ |
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public function getArgs() |
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{ |
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return $this->args; |
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} |
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/** |
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* @param array $args |
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*/ |
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public function setArgs($args) |
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{ |
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$this->args = $args; |
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} |
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} |
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Firesphere /
silverstripe-haveibeenpwnd
