Onaylı Üye
I had a validation form made in javascript and then I added PHP to do the same thing and now nothing works.
I know the javascript worked because I tested it, but now when I push the signup button nothing happens. It's as if the function are not getting called, but from my point of view it's supposed to work.
I don't understand. the variables are empty, the code checks the posts, assign it to the variables and calls the functions. I can't see the bug and I checked the code online.
Thank you
PHP:
<?php
$forename = $surname = $username = $password = $age = $email = "";
if (isset($_POST['forename']))
$forename = fix_string($_POST['forename']);
if (isset($_POST['surname']))
$surname = fix_string($_POST['surname']);
if (isset($_POST['username']))
$username = fix_string($_POST['username']);
if (isset($_POST['password']))
$password = fix_string($_POST['password']);
if (isset($_POST['age']))
$age = fix_string($_POST['age']);
if (isset($_POST['email']))
$email = fix_string($_POST['email']);
$fail = validate_forename($forename);
$fail .= validate_surname($surname);
$fail .= validate_username($username);
$fail .= validate_password($password);
$fail .= validate_age($age);
$fail .= validate_email($email);
echo "<!DOCTYPE html>\n<html><head><title>An example form</title>";
if ($fail =="")
{
echo "</head><body> Form data succesfully validated:
$forename , $surname, $username, $password, $age, $email.</body></html>";
exit;
}
echo <<<_END
<style>
.signup {
border: 1px solid #999999;
font: normal 14px helvetica;
color: #444444;
}
</style>
<script>
function validate(form)
{
fail = validateForename(form.forename.value)
fail += validateSurname(form.surname.value)
fail += validateUsername(form.username.value)
fail += validatePassword(form.password.value)
fail += validateAge(form.age.value)
fail += validateEmail(form.email.value)
if (fail =="") return true
else { alert(fail); return false}
}
</script>
<head>
<body>
<table border = "0" cellpadding="2" cellspacing="5" bgcolor="#eeeeee">
<th colspan="2" align="center"> Sign up form</th>
<form method="post" action+"adduser.php" onsubmit="return validate(this)">
<tr><td>Forename</td>
<td><input type="text" maxlength="32" name="forename" value="$forename"></td></tr>
<tr><td>Surname</td>
<td><input type="text" maxlength="32" name="surname" value="$surname"></td></tr>
<tr><td>Username</td>
<td><input type="text" maxlength="32" name="username" value="$username"></td></tr>
<tr><td>Password</td>
<td><input type="text" maxlength="32" name="password" value="$password"></td></tr>
<tr><td>Age</td>
<td><input type="text" maxlength="32" name="age" value="$age"></td></tr>
<tr><td>Email</td>
<td><input type="text" maxlength="32" name="email" value="$email"></td></tr>
<tr><td colspan="2" align="center"><input type="submit" value="Signup"></td></tr>
</form>
</table>
</body>
</html>
_END;
function validate_forename($field)
{
return($field == "") ? "No forename was entered<br>": "";
}
function validate_surname($field)
{
return($field == "") ? "No surname was entered<br>" : "";
}
function validate_username($field)
{
if ($field == "") return "No Username was entered<br>";
else if (strlen($field) < 5)
return "Usernames must be at least 5 characters<br>";
else if (preg_match("/[^a-zA-Z0-9_-]/", $field))
return "Only letters, numbers, - and _ in usernames<br>";
return "";
}
function validate_password($field)
{
if ($field == "") return "No Password was entered<br>";
else if (strlen($field) < 6)
return "Passwords must be at least 6 characters<br>";
else if (!preg_match("/[a-z]/", $field) || !preg_match("/[A-Z]/", $field) || !preg_match("/[0-9]/", $field))
return "Passwords require 1 each of a-z, A-Z and 0-9<br>";
return "";
}
function validate_age($field)
{
if ($field == "") return "No Age was entered<br>";
else if ($field < 18 || $field > 110)
return "Age must be between 18 and 110<br>";
return "";
}
function validate_email($field)
{
if ($field == "") return "No Email was entered<br>";
else if (!((strpos($field, ".") > 0) && (strpos($field, "@") > 0)) || preg_match("/[^a-zA-Z0-9.@_-]/", $field))
return "The Email address is invalid<br>";
return "";
}
function fix_string($string)
{
if (get_magic_quotes_gpc()) $string = stripslashes($string);
return htmlentities ($string);
}
?>I know the javascript worked because I tested it, but now when I push the signup button nothing happens. It's as if the function are not getting called, but from my point of view it's supposed to work.
I don't understand. the variables are empty, the code checks the posts, assign it to the variables and calls the functions. I can't see the bug and I checked the code online.
Thank you
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