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diff --git a/externals/recaptcha/LICENSE b/externals/recaptcha/LICENSE
deleted file mode 100644
--- a/externals/recaptcha/LICENSE
+++ /dev/null
@@ -1,22 +0,0 @@
-Copyright (c) 2007 reCAPTCHA -- http://recaptcha.net
-AUTHORS:
- Mike Crawford
- Ben Maurer
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
diff --git a/externals/recaptcha/recaptchalib.php b/externals/recaptcha/recaptchalib.php
deleted file mode 100644
--- a/externals/recaptcha/recaptchalib.php
+++ /dev/null
@@ -1,277 +0,0 @@
-<?php
-/*
- * This is a PHP library that handles calling reCAPTCHA.
- * - Documentation and latest version
- * http://recaptcha.net/plugins/php/
- * - Get a reCAPTCHA API Key
- * https://www.google.com/recaptcha/admin/create
- * - Discussion group
- * http://groups.google.com/group/recaptcha
- *
- * Copyright (c) 2007 reCAPTCHA -- http://recaptcha.net
- * AUTHORS:
- * Mike Crawford
- * Ben Maurer
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-/**
- * The reCAPTCHA server URL's
- */
-define("RECAPTCHA_API_SERVER", "http://www.google.com/recaptcha/api");
-define("RECAPTCHA_API_SECURE_SERVER", "https://www.google.com/recaptcha/api");
-define("RECAPTCHA_VERIFY_SERVER", "www.google.com");
-
-/**
- * Encodes the given data into a query string format
- * @param $data - array of string elements to be encoded
- * @return string - encoded request
- */
-function _recaptcha_qsencode ($data) {
- $req = "";
- foreach ( $data as $key => $value )
- $req .= $key . '=' . urlencode( stripslashes($value) ) . '&';
-
- // Cut the last '&'
- $req=substr($req,0,strlen($req)-1);
- return $req;
-}
-
-
-
-/**
- * Submits an HTTP POST to a reCAPTCHA server
- * @param string $host
- * @param string $path
- * @param array $data
- * @param int port
- * @return array response
- */
-function _recaptcha_http_post($host, $path, $data, $port = 80) {
-
- $req = _recaptcha_qsencode ($data);
-
- $http_request = "POST $path HTTP/1.0\r\n";
- $http_request .= "Host: $host\r\n";
- $http_request .= "Content-Type: application/x-www-form-urlencoded;\r\n";
- $http_request .= "Content-Length: " . strlen($req) . "\r\n";
- $http_request .= "User-Agent: reCAPTCHA/PHP\r\n";
- $http_request .= "\r\n";
- $http_request .= $req;
-
- $response = '';
- if( false == ( $fs = @fsockopen($host, $port, $errno, $errstr, 10) ) ) {
- die ('Could not open socket');
- }
-
- fwrite($fs, $http_request);
-
- while ( !feof($fs) )
- $response .= fgets($fs, 1160); // One TCP-IP packet
- fclose($fs);
- $response = explode("\r\n\r\n", $response, 2);
-
- return $response;
-}
-
-
-
-/**
- * Gets the challenge HTML (javascript and non-javascript version).
- * This is called from the browser, and the resulting reCAPTCHA HTML widget
- * is embedded within the HTML form it was called from.
- * @param string $pubkey A public key for reCAPTCHA
- * @param string $error The error given by reCAPTCHA (optional, default is null)
- * @param boolean $use_ssl Should the request be made over ssl? (optional, default is false)
-
- * @return string - The HTML to be embedded in the user's form.
- */
-function recaptcha_get_html ($pubkey, $error = null, $use_ssl = false)
-{
- if ($pubkey == null || $pubkey == '') {
- die ("To use reCAPTCHA you must get an API key from <a href='https://www.google.com/recaptcha/admin/create'>https://www.google.com/recaptcha/admin/create</a>");
- }
-
- if ($use_ssl) {
- $server = RECAPTCHA_API_SECURE_SERVER;
- } else {
- $server = RECAPTCHA_API_SERVER;
- }
-
- $errorpart = "";
- if ($error) {
- $errorpart = "&amp;error=" . $error;
- }
- return '<script type="text/javascript" src="'. $server . '/challenge?k=' . $pubkey . $errorpart . '"></script>
-
- <noscript>
- <iframe src="'. $server . '/noscript?k=' . $pubkey . $errorpart . '" height="300" width="500" frameborder="0"></iframe><br/>
- <textarea name="recaptcha_challenge_field" rows="3" cols="40"></textarea>
- <input type="hidden" name="recaptcha_response_field" value="manual_challenge"/>
- </noscript>';
-}
-
-
-
-
-/**
- * A ReCaptchaResponse is returned from recaptcha_check_answer()
- */
-class ReCaptchaResponse {
- var $is_valid;
- var $error;
-}
-
-
-/**
- * Calls an HTTP POST function to verify if the user's guess was correct
- * @param string $privkey
- * @param string $remoteip
- * @param string $challenge
- * @param string $response
- * @param array $extra_params an array of extra variables to post to the server
- * @return ReCaptchaResponse
- */
-function recaptcha_check_answer ($privkey, $remoteip, $challenge, $response, $extra_params = array())
-{
- if ($privkey == null || $privkey == '') {
- die ("To use reCAPTCHA you must get an API key from <a href='https://www.google.com/recaptcha/admin/create'>https://www.google.com/recaptcha/admin/create</a>");
- }
-
- if ($remoteip == null || $remoteip == '') {
- die ("For security reasons, you must pass the remote ip to reCAPTCHA");
- }
-
-
-
- //discard spam submissions
- if ($challenge == null || strlen($challenge) == 0 || $response == null || strlen($response) == 0) {
- $recaptcha_response = new ReCaptchaResponse();
- $recaptcha_response->is_valid = false;
- $recaptcha_response->error = 'incorrect-captcha-sol';
- return $recaptcha_response;
- }
-
- $response = _recaptcha_http_post (RECAPTCHA_VERIFY_SERVER, "/recaptcha/api/verify",
- array (
- 'privatekey' => $privkey,
- 'remoteip' => $remoteip,
- 'challenge' => $challenge,
- 'response' => $response
- ) + $extra_params
- );
-
- $answers = explode ("\n", $response [1]);
- $recaptcha_response = new ReCaptchaResponse();
-
- if (trim ($answers [0]) == 'true') {
- $recaptcha_response->is_valid = true;
- }
- else {
- $recaptcha_response->is_valid = false;
- $recaptcha_response->error = $answers [1];
- }
- return $recaptcha_response;
-
-}
-
-/**
- * gets a URL where the user can sign up for reCAPTCHA. If your application
- * has a configuration page where you enter a key, you should provide a link
- * using this function.
- * @param string $domain The domain where the page is hosted
- * @param string $appname The name of your application
- */
-function recaptcha_get_signup_url ($domain = null, $appname = null) {
- return "https://www.google.com/recaptcha/admin/create?" . _recaptcha_qsencode (array ('domains' => $domain, 'app' => $appname));
-}
-
-function _recaptcha_aes_pad($val) {
- $block_size = 16;
- $numpad = $block_size - (strlen ($val) % $block_size);
- return str_pad($val, strlen ($val) + $numpad, chr($numpad));
-}
-
-/* Mailhide related code */
-
-function _recaptcha_aes_encrypt($val,$ky) {
- if (! function_exists ("mcrypt_encrypt")) {
- die ("To use reCAPTCHA Mailhide, you need to have the mcrypt php module installed.");
- }
- $mode=MCRYPT_MODE_CBC;
- $enc=MCRYPT_RIJNDAEL_128;
- $val=_recaptcha_aes_pad($val);
- return mcrypt_encrypt($enc, $ky, $val, $mode, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0");
-}
-
-
-function _recaptcha_mailhide_urlbase64 ($x) {
- return strtr(base64_encode ($x), '+/', '-_');
-}
-
-/* gets the reCAPTCHA Mailhide url for a given email, public key and private key */
-function recaptcha_mailhide_url($pubkey, $privkey, $email) {
- if ($pubkey == '' || $pubkey == null || $privkey == "" || $privkey == null) {
- die ("To use reCAPTCHA Mailhide, you have to sign up for a public and private key, " .
- "you can do so at <a href='http://www.google.com/recaptcha/mailhide/apikey'>http://www.google.com/recaptcha/mailhide/apikey</a>");
- }
-
-
- $ky = pack('H*', $privkey);
- $cryptmail = _recaptcha_aes_encrypt ($email, $ky);
-
- return "http://www.google.com/recaptcha/mailhide/d?k=" . $pubkey . "&c=" . _recaptcha_mailhide_urlbase64 ($cryptmail);
-}
-
-/**
- * gets the parts of the email to expose to the user.
- * eg, given johndoe@example,com return ["john", "example.com"].
- * the email is then displayed as john...@example.com
- */
-function _recaptcha_mailhide_email_parts ($email) {
- $arr = preg_split("/@/", $email );
-
- if (strlen ($arr[0]) <= 4) {
- $arr[0] = substr ($arr[0], 0, 1);
- } else if (strlen ($arr[0]) <= 6) {
- $arr[0] = substr ($arr[0], 0, 3);
- } else {
- $arr[0] = substr ($arr[0], 0, 4);
- }
- return $arr;
-}
-
-/**
- * Gets html to display an email address given a public an private key.
- * to get a key, go to:
- *
- * http://www.google.com/recaptcha/mailhide/apikey
- */
-function recaptcha_mailhide_html($pubkey, $privkey, $email) {
- $emailparts = _recaptcha_mailhide_email_parts ($email);
- $url = recaptcha_mailhide_url ($pubkey, $privkey, $email);
-
- return htmlentities($emailparts[0]) . "<a href='" . htmlentities ($url) .
- "' onclick=\"window.open('" . htmlentities ($url) . "', '', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=500,height=300'); return false;\" title=\"Reveal this e-mail address\">...</a>@" . htmlentities ($emailparts [1]);
-
-}
-
-
-?>
diff --git a/src/applications/config/option/PhabricatorRecaptchaConfigOptions.php b/src/applications/config/option/PhabricatorRecaptchaConfigOptions.php
--- a/src/applications/config/option/PhabricatorRecaptchaConfigOptions.php
+++ b/src/applications/config/option/PhabricatorRecaptchaConfigOptions.php
@@ -23,6 +23,7 @@
return array(
$this->newOption('recaptcha.enabled', 'bool', false)
+ ->setLocked(true)
->setBoolOptions(
array(
pht('Enable Recaptcha'),
@@ -35,6 +36,7 @@
'failed login attempts. This hinders brute-force attacks against '.
'user passwords. For more information, see http://recaptcha.net/')),
$this->newOption('recaptcha.public-key', 'string', null)
+ ->setLocked(true)
->setDescription(
pht('Recaptcha public key, obtained by signing up for Recaptcha.')),
$this->newOption('recaptcha.private-key', 'string', null)
diff --git a/src/view/form/control/AphrontFormRecaptchaControl.php b/src/view/form/control/AphrontFormRecaptchaControl.php
--- a/src/view/form/control/AphrontFormRecaptchaControl.php
+++ b/src/view/form/control/AphrontFormRecaptchaControl.php
@@ -1,10 +1,5 @@
<?php
-/**
- *
- * @phutil-external-symbol function recaptcha_get_html
- * @phutil-external-symbol function recaptcha_check_answer
- */
final class AphrontFormRecaptchaControl extends AphrontFormControl {
protected function getCustomControlClass() {
@@ -19,13 +14,8 @@
return PhabricatorEnv::getEnvConfig('recaptcha.enabled');
}
- private static function requireLib() {
- $root = phutil_get_library_root('phabricator');
- require_once dirname($root).'/externals/recaptcha/recaptchalib.php';
- }
-
public static function hasCaptchaResponse(AphrontRequest $request) {
- return $request->getBool('recaptcha_response_field');
+ return $request->getBool('g-recaptcha-response');
}
public static function processCaptcha(AphrontRequest $request) {
@@ -33,30 +23,36 @@
return true;
}
- self::requireLib();
+ $uri = 'https://www.google.com/recaptcha/api/siteverify';
+ $params = array(
+ 'secret' => PhabricatorEnv::getEnvConfig('recaptcha.private-key'),
+ 'response' => $request->getStr('g-recaptcha-response'),
+ 'remoteip' => $request->getRemoteAddress(),
+ );
- $challenge = $request->getStr('recaptcha_challenge_field');
- $response = $request->getStr('recaptcha_response_field');
- $resp = recaptcha_check_answer(
- PhabricatorEnv::getEnvConfig('recaptcha.private-key'),
- $_SERVER['REMOTE_ADDR'],
- $challenge,
- $response);
+ list($body) = id(new HTTPSFuture($uri, $params))
+ ->setMethod('POST')
+ ->resolvex();
- return (bool)@$resp->is_valid;
+ $json = phutil_json_decode($body);
+ return (bool)idx($json, 'success');
}
protected function renderInput() {
- self::requireLib();
+ $js = 'https://www.google.com/recaptcha/api.js';
+ $pubkey = PhabricatorEnv::getEnvConfig('recaptcha.public-key');
+ $tags = array();
- $uri = new PhutilURI(PhabricatorEnv::getEnvConfig('phabricator.base-uri'));
- $protocol = $uri->getProtocol();
- $use_ssl = ($protocol == 'https');
+ $tags[] = phutil_tag('div', array(
+ 'class' => 'g-recaptcha',
+ 'data-sitekey' => $pubkey,
+ ));
- return phutil_safe_html(recaptcha_get_html(
- PhabricatorEnv::getEnvConfig('recaptcha.public-key'),
- $error = null,
- $use_ssl));
- }
+ $tags[] = phutil_tag('script', array(
+ 'type' => 'text/javascript',
+ 'src' => $js,
+ ));
+ return phutil_implode_html('', $tags);
+ }
}

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