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私はjQueryを使ってtutorialreCAPTCHAのアヤックスの検証
をreCAPTCHAのを検証する方法については、このチュートリアルを発見し、私は電子メールを送信するためにPHPコードを置くべき場所だろうか？
コードを表示するにはここに貼り付けてください。 誰かが私を助けてくれるのですか？
<?php
require_once('inc/recaptchalib.php');
$publickey = "XXXXXXXXXXXXXXXXXXXXXXXXXXXX"; // you got this from the signup page
$privatekey = "XXXXXXXXXXXXXXXXXXXXXXXXXXXX";
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" dir="ltr">
<head>
<title>Validating reCaptcha with jQuery and AJAX</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<script type="text/javascript" src="jquery-1.2.3.js"></script>
<script type="text/javascript">
function validateCaptcha()
{
challengeField = $("input#recaptcha_challenge_field").val();
responseField = $("input#recaptcha_response_field").val();
//alert(challengeField);
//alert(responseField);
//return false;
var html = $.ajax({
type: "POST",
url: "ajax.recaptcha.php",
data: "recaptcha_challenge_field=" + challengeField + "&recaptcha_response_field=" + responseField,
async: false
}).responseText;
if(html == "success")
{
$("#captchaStatus").html("Success. Submitting form.");
return false;
// Uncomment the following line in your application
//return true;
}
else
{
$("#captchaStatus").html("Your captcha is incorrect. Please try again");
Recaptcha.reload();
return false;
}
}
</script>
<style>
#login form
{
width: 320px;
}
</style>
</head>
<body class="login" onKeyPress="keyCheck(event)">
<div id="login">
<form name="loginform" id="loginform" action="#" method="post" onSubmit="return validateCaptcha()">
<p>
<label>Name<br />
<input type="text" id="name" name="name" class="input" value="" size="20" tabindex="20" /></label>
</p>
<p><?php echo recaptcha_get_html($publickey);?></p>
<p style="color: red;" id="captchaStatus"> </p>
<input type="submit" name="Submit" value="Submit">
</form>
</div>
</body>
</html>
<?php
require_once('inc/recaptchalib.php');
$publickey = "XXXXXXXXXXXXXXXXXXXXXXXXXXXX"; // you got this from the signup page
$privatekey = "XXXXXXXXXXXXXXXXXXXXXXXXXXXX";
$resp = recaptcha_check_answer ($privatekey,
$_SERVER["REMOTE_ADDR"],
$_POST["recaptcha_challenge_field"],
$_POST["recaptcha_response_field"]);
if ($resp->is_valid) {
?>success<?
}
else
{
die ("The reCAPTCHA wasn't entered correctly. Go back and try it again." .
"(reCAPTCHA said: " . $resp->error . ")");
}