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Implement remainder of reCAPTCHA functionality in spamfilter module

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This commit is contained in:
Kijin Sung 2020-10-01 15:19:01 +09:00
parent c7c03d3c37
commit 4f888acc9e
3 changed files with 135 additions and 1 deletions
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67
modules/spamfilter/spamfilter.lib.php Normal file
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<?php
class spamfilter_reCAPTCHA
{
protected static $verify_url = 'https://www.google.com/recaptcha/api/siteverify';
protected static $config = null;
protected static $scripts_added = false;
protected static $instances_inserted = 0;
protected static $sequence = 1;
public static function init($config)
{
self::$config = $config;
}
public static function check()
{
$response = Context::get('g-recaptcha-response');
if (!$response)
{
throw new Rhymix\Framework\Exception('recaptcha.msg_recaptcha_invalid_response');
}
try
{
$verify_request = \Requests::post(self::$verify_url, array(), array(
'secret' => self::$config->secret_key,
'response' => $response,
'remoteip' => \RX_CLIENT_IP,
));
}
catch (\Requests_Exception $e)
{
throw new Rhymix\Framework\Exception('recaptcha.msg_recaptcha_connection_error');
}
$verify = @json_decode($verify_request->body, true);
if (!$verify || !$verify['success'])
{
throw new Rhymix\Framework\Exception('recaptcha.msg_recaptcha_server_error');
}
if ($verify && isset($verify['error-codes']) && in_array('invalid-input-response', $verify['error-codes']))
{
throw new Rhymix\Framework\Exception('recaptcha.msg_recaptcha_invalid_response');
}
$_SESSION['recaptcha_authenticated'] = true;
}
public function __construct()
{
if (!self::$scripts_added)
{
self::$scripts_added = true;
Context::loadFile(array('./modules/spamfilter/tpl/js/recaptcha.js', 'body'));
Context::addHtmlFooter('<script src="https://www.google.com/recaptcha/api.js?render=explicit&amp;onload=reCaptchaCallback" async defer></script>');
$html = '<div id="recaptcha-config" data-sitekey="%s" data-theme="%s" data-size="%s"></div>';
$html = sprintf($html, escape(self::$config->site_key), self::$config->theme ?: 'light', self::$config->size ?: 'normal');
Context::addHtmlFooter($html);
}
}
public function __toString()
{
return sprintf('<div id="recaptcha-instance-%d" class="g-recaptcha"></div>', self::$instances_inserted++);
}
}