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<?php |
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namespace rias\contactformextensions\models; |
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use GuzzleHttp\Client; |
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class RecaptchaV3 |
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{ |
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const API_URI = 'https://www.google.com/recaptcha/api.js'; |
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const VERIFY_URI = 'https://www.google.com/recaptcha/api/siteverify'; |
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/** |
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* @var \GuzzleHttp\Client |
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*/ |
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protected $client; |
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private $siteKey; |
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private $secretKey; |
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private $threshold; |
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public function __construct(string $siteKey, string $secretKey, float $threshold, int $timeout = 5) |
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{ |
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$this->siteKey = $siteKey; |
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$this->secretKey = $secretKey; |
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$this->client = new Client([ |
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'timeout' => $timeout |
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]); |
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$this->threshold = $threshold; |
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} |
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public function render($action = 'homepage') |
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{ |
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$siteKey = $this->siteKey; |
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$api_uri = static::API_URI; |
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$html = <<<HTML |
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<script src="${api_uri}?render=${siteKey}"></script> |
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<script> |
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grecaptcha.ready(function() { |
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grecaptcha.execute('${siteKey}', {action: '${action}'}).then(function(token) { |
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document.getElementById('g-recaptcha-response').value = token; |
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}); |
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}); |
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</script> |
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<input type="hidden" id="g-recaptcha-response" name="g-recaptcha-response" value=""> |
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HTML; |
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return $html; |
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} |
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public function verifyResponse($response, $clientIp) |
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{ |
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if (empty($response)) { |
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return false; |
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} |
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$response = $this->sendVerifyRequest([ |
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'secret' => $this->secretKey, |
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'remoteip' => $clientIp, |
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'response' => $response |
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]); |
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if (!isset($response['success']) || $response['success'] !== true) { |
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return false; |
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} |
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if (isset($response['score']) && $response['score'] >= $this->threshold) { |
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return true; |
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} |
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return false; |
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} |
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protected function sendVerifyRequest(array $query = []) |
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{ |
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$response = $this->client->post(static::VERIFY_URI, [ |
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'form_params' => $query, |
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]); |
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return json_decode($response->getBody(), true); |
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} |
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} |
Rias500 /
craft-contact-form-extensions
