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this tutorial을 사용하여 보안 문자가있는 등록 양식을 만들려고하는데 captcha의 유효성을 검사하는 방법을 모르겠습니다. 도와 주실 수 있습니까? 등록 양식 를 표시하기 전에등록 양식에서 보안 문자를 확인하는 방법은 무엇입니까?
1- 귀하의 경우 임의 또는 사전에 나오는 단어 문자열을 2 저장 위치가 어디 [세션을 생성 :
<?php
include ('php/mysql_prisijungimas.php');
if (isset($_POST['formsubmitted'])) {
$error = array();//Declare An Array to store any error message
if (empty($_POST['name'])) {//if no name has been supplied
$error[] = 'Please Enter a name ';//add to array "error"
} else {
$name = $_POST['name'];//else assign it a variable
}
if (empty($_POST['e-mail'])) {
$error[] = 'Please Enter your Email ';
} else {
if (preg_match("/^([a-zA-Z0-9])+([a-zA-Z0-9\._-])*@([a-zA-Z0-9_-])+([a-zA-Z0-9\._-]+)+$/", $_POST['e-mail'])) {
//regular expression for email validation
$Email = $_POST['e-mail'];
} else {
$error[] = 'Your EMail Address is invalid ';
}
}
if (empty($_POST['Password'])) {
$error[] = 'Please Enter Your Password ';
} else {
$Password = $_POST['Password'];
}
if (empty($error)) //send to Database if there's no error '
{ // If everything's OK...
// Make sure the email address is available:
$query_verify_email = "SELECT * FROM members WHERE Email ='$Email'";
$result_verify_email = mysqli_query($dbc, $query_verify_email);
if (!$result_verify_email) {//if the Query Failed ,similar to if($result_verify_email==false)
echo ' Database Error Occured ';
}
if (mysqli_num_rows($result_verify_email) == 0) { // IF no previous user is using this email .
// Create a unique activation code:
$activation = md5(uniqid(rand(), true));
$query_insert_user = "INSERT INTO `members` (`Username`, `Email`, `Password`, `Activation`) VALUES ('$name', '$Email', '$Password', '$activation')";
$result_insert_user = mysqli_query($dbc, $query_insert_user);
if (!$result_insert_user) {
echo 'Query Failed ';
}
if (md5($_POST['norobot']) == $_SESSION['randomnr2']) {
// here you place code to be executed if the captcha test passes
echo "Hey great , it appears you are not a robot";
} else {
// here you place code to be executed if the captcha test fails
echo "you're a very naughty robot!";
}
if (mysqli_affected_rows($dbc) == 1) { //If the Insert Query was successfull.
// Send the email:
$message = " To activate your account, please click on this link:\n\n";
$message .= WEBSITE_URL . '/activate.php?email=' . urlencode($Email) . "&key=$activation";
mail($Email, 'Registration Confirmation', $message, 'From: [email protected]');
// Flush the buffered output.
// Finish the page:
echo '<div class="success">Thank you for
registering! A confirmation email
has been sent to '.$Email.' Please click on the Activation Link to Activate your account </div>';
} else { // If it did not run OK.
echo '<div class="errormsgbox">You could not be registered due to a system
error. We apologize for any
inconvenience.</div>';
}
} else { // The email address is not available.
echo '<div class="errormsgbox" >That email
address has already been registered.
</div>';
}
} else {//If the "error" array contains error msg , display them
echo '<div class="errormsgbox"> <ol>';
foreach ($error as $key => $values) {
echo ' <li>'.$values.'</li>';
}
echo '</ol></div>';
}
mysqli_close($dbc);//Close the DB Connection
} // End of the main Submit conditional.
?>
<head>
<meta charset="UTF-8">
<!-- Remove this line if you use the .htaccess -->
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width">
<meta name="description" content="test.">
<meta name="author" content="test">
<title>test</title>
<link href='http://fonts.googleapis.com/css?family=Open+Sans:400italic,400,700' rel='stylesheet' type='text/css'>
<link rel="stylesheet" href="css/stilius.css">
</head>
<body>
<div class="container">
<hr>
<div class="home-page main">
<section class="grid-wrap" >
<header class="grid col-full">
<div class="right">
<form align="center" action="registracija.php" method="post" class="registration_form">
<fieldset>
<legend>Registracijos forma </legend>
<div class="elements">
<label for="name">Slapyvardis :</label>
<input type="text" id="name" name="name" size="25" />
</div>
<div class="elements">
<label for="e-mail">El. paštas :</label>
<input type="text" id="e-mail" name="e-mail" size="25" />
</div>
<div class="elements">
<label for="Password">slaptažodis:</label>
<input type="password" id="Password" name="Password" size="25" />
<img src="captcha_code_file.php?rand=<?php echo rand(); ?>"
id="captchaimg" >
<label for="message">Enter the code above here :</label>
<input id="6_letters_code" name="6_letters_code" type="text">
</div>
<div class="submit">
<input type="hidden" name="formsubmitted" value="TRUE" />
<input type="submit" value="Registruotis!" />
</div>
</fieldset>
</form>
</div>
</body>
</html>
이것은 내 모든 시간 fav입니다 [Google 보안 문자] (https://developers.google.com/recaptcha/docs/php) – ibininja