19/06/2012, 17:18
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| | Fecha de Ingreso: enero-2010
Mensajes: 20
Antigüedad: 14 años, 10 meses Puntos: 0 | |
Respuesta: Problema con formulario con captcha "Could not open socket" Continuación.. Código PHP: /**
* 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 "http://recaptcha.net/api/getkey?" . _recaptcha_qsencode (array ('domain' => $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://mailhide.recaptcha.net/apikey'>http://mailhide.recaptcha.net/apikey</a>");
}
$ky = pack('H*', $privkey);
$cryptmail = _recaptcha_aes_encrypt ($email, $ky);
return "http://mailhide.recaptcha.net/d?k=" . $pubkey . "&c=" . _recaptcha_mailhide_urlbase64 ($cryptmail);
}
/**
* 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 || $privkey == '') {
die ("To use reCAPTCHA you must get an API key from <a href='http://recaptcha.net/api/getkey'>http://recaptcha.net/api/getkey</a>");
}
if ($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, "/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];
}
// TODO: enlever cela pour la version de prod
// $recaptcha_response = new ReCaptchaResponse();
// $recaptcha_response->is_valid = true;
return $recaptcha_response;
}
/**
* gets the parts of the email to expose to the user.
* eg, given johndoe@example,com return ["john", "example.com"].
* the email is then displayed as [email protected]
*/
function _recaptcha_mailhide_email_parts ($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 $arr;
}
/**
* Gets html to display an email address given a public an private key.
* to get a key, go to:
*
* http://mailhide.recaptcha.net/apikey
*/
function recaptcha_mailhide_html($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]);
}
?>
registrer.php Código PHP: <?php
include('header.php');
/*
require_once('recaptchalib.php');
$errors = "";
if (isset($_POST['register'])){
$privatekey = "6Lc1ygYAAAAAAJlhy7VhAVC_0CMai3NI1kiWaKPJ ";
$resp = recaptcha_check_answer ($privatekey,
$_SERVER["REMOTE_ADDR"],
$_POST["recaptcha_challenge_field"],
$_POST["recaptcha_response_field"],
array("t" => md5(time())));
$username = $_POST['username'];
$password = $_POST['password'];
$password2 = $_POST['password2'];
$email = $_POST['email'];
$ip = $_SERVER['REMOTE_ADDR'];
if (!$resp->is_valid) {
$errors .= 'The captcha code you entered was not correct.<br />';
}
if (empty($username) || empty($password) || empty($password2) || empty($email)){
$errors .= 'Please enter something in all of the fields.<br />';
}
if (strlen($username) < 3 || strlen($username) > 20){
$errors .= 'Please keep your username between 3 and 20 letters.<br />';
}
if ($password != $password2){
$errors .= 'The passwords you entered do not match.<br />';
}
if (!preg_match("/^[a-z][a-z0-9_.-]+@[a-z0-9][a-z0-9-]+\.[a-z]+(\.[a-z]+)*$/i", $email)){
$errors .= 'The e-mail address you entered is not valid.<br />';
}
if (strlen($email) > 40){
$errors .= 'Please keep your e-mail address lower than 40 letters.<br />';
}
$check_username = mysql_query("SELECT `id` FROM `users` WHERE `username`='$username'");
$check_email = mysql_query("SELECT `id` FROM `users` WHERE `email`='$email'");
if (mysql_num_rows($check_username) != 0) {
$errors .= 'That username is already taken by another user.<br />';
}
if (mysql_num_rows($check_email) != 0) {
$errors .= 'We only allow one account per user.<br />';
} else {
if($errors == "") {
$password = md5(md5(sha1($password)));
$time = time();
mysql_query("INSERT INTO `users` (`username`,`password`,`email`,`ip`) VALUES ('$username', '$password', '$email', '$ip')");
}
}
if($errors != "") {
$maincontent = $errors;
} else {
$maincontent = "<strong>You have registered successfully!</strong> You may now log in.";
}
}
$publickey = "6Lc1ygYAAAAAAKsxz0u-YJDGqZtI5stPq3Zy4e24";
*/
if(!isset($_POST['register'])){
$maincontent = get_page('ajaxRegister');
$maincontent = str_replace('[[compty]]', $compty, $maincontent);
}
$layout = str_replace('[[main-content]]', $maincontent, $layout);
echo $layout;
?> Muchas gracias! |