91 lines
2.7 KiB
PHP
91 lines
2.7 KiB
PHP
<?php
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/**
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* @brief reCAPTCHA
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* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
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* @copyright (c) Invision Power Services, Inc.
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* @license https://www.invisioncommunity.com/legal/standards/
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* @package Invision Community
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* @since 5 Dec 2014
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*/
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namespace IPS\Helpers\Form\Captcha;
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/* To prevent PHP errors (extending class does not exist) revealing path */
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if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
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{
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header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
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exit;
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}
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/**
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* reCAPTCHA
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*/
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class _Recaptcha2
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{
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/**
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* @brief Error
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*/
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protected $error;
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/**
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* Display
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*
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* @return string
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*/
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public function getHtml()
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{
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$publicKey = \IPS\Settings::i()->recaptcha2_public_key;
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$theme = \IPS\Theme::i()->settings['recaptcha2_theme'];
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$lang = preg_replace( '/^(.+?)\..*$/', '$1', \IPS\Member::loggedIn()->language()->short );
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return <<<HTML
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<div data-ipsCaptcha data-ipsCaptcha-service='recaptcha2' data-ipsCaptcha-key="{$publicKey}" data-ipsCaptcha-lang="{$lang}" data-ipsCaptcha-theme="{$theme}">
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<noscript>
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<div style="width: 302px; height: 352px;">
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<div style="width: 302px; height: 352px; position: relative;">
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<div style="width: 302px; height: 352px; position: absolute;">
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<iframe src="https://www.google.com/recaptcha/api/fallback?k={$publicKey}" style="width: 302px; height:352px; border-style: none;">
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</iframe>
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</div>
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<div style="width: 250px; height: 80px; position: absolute; border-style: none; bottom: 21px; left: 25px; margin: 0px; padding: 0px; right: 25px;">
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<textarea id="g-recaptcha-response" name="g-recaptcha-response" class="g-recaptcha-response" style="width: 250px; height: 80px; border: 1px solid #c1c1c1; margin: 0px; padding: 0px; resize: none;" value="">
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</textarea>
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</div>
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</div>
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</div>
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</noscript>
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</div>
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HTML;
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}
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/**
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* Verify
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*
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* @return bool|null TRUE/FALSE indicate if the test passed or not. NULL indicates the test failed, but the captcha system will display an error so we don't have to.
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*/
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public function verify()
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{
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try
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{
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$response = \IPS\Http\Url::external( 'https://www.google.com/recaptcha/api/siteverify' )->request()->post( array(
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'secret' => \IPS\Settings::i()->recaptcha2_private_key,
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'response' => trim( \IPS\Request::i()->__get('g-recaptcha-response') ),
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'remoteip' => \IPS\Request::i()->ipAddress(),
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) )->decodeJson( TRUE );
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return (bool) $response['success'];
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}
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catch( \RuntimeException $e )
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{
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if( $e->getMessage() == 'BAD_JSON' )
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{
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return FALSE;
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}
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else
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{
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throw $e;
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}
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}
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}
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} |