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signup.php
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signup.php
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<?php
?>
<!DOCTYPE HTML>
<html>
<head>
<link rel="stylesheet" href="style.css">
<link rel="stylesheet" href="assets/dist/css/bootstrap.min.css">
<link rel="stylesheet" href="assets/dist/css/bootstrap-grid.min.css">
<link rel="stylesheet" href="assets/dist/css/bootstrap-reboot.min.css">
<link rel="stylesheet" href="assets/dist/css/bootstrap-utilities.min.css">
<link rel="stylesheet" href="assets/dist/css/signin.css">
<style>
.error {
color: #FF0000;
}
</style>
</head>
<body>
<?php
// define variables and set to empty values
$nameErr = $emailErr = $genderErr = $websiteErr = "";
$name = $email = $gender = $comment = $website = "";
if ($_SERVER["REQUEST_METHOD"] == "POST") {
if (empty($_POST["name"])) {
$nameErr = "Name is required";
} else {
$name = test_input($_POST["name"]);
// check if name only contains letters and whitespace
if (!preg_match("/^[a-zA-Z ]*$/", $name)) {
$nameErr = "Only letters and white space allowed";
}
}
if (empty($_POST["email"])) {
$emailErr = "Email is required";
} else {
$email = test_input($_POST["email"]);
// check if e-mail address is well-formed
if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
$emailErr = "Invalid email format";
}
}
if (empty($_POST["website"])) {
$website = "";
} else {
$website = test_input($_POST["website"]);
// check if URL address syntax is valid (this regular expression also allows dashes in the URL)
if (!preg_match("/\b(?:(?:https?|ftp):\/\/|www\.)[-a-z0-9+&@#\/%?=~_|!:,.;]*[-a-z0-9+&@#\/%=~_|]/i", $website)) {
$websiteErr = "Invalid URL";
}
}
if (empty($_POST["comment"])) {
$comment = "";
} else {
$comment = test_input($_POST["comment"]);
}
if (empty($_POST["gender"])) {
$genderErr = "Gender is required";
} else {
$gender = test_input($_POST["gender"]);
}
}
function test_input($data)
{
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
?>
<!--<p><span class="error">* required field</span></p>-->
<main class="form-signin"></main>
<form method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>">
<img class="mb-4" src="assets/brand/logo.svg" alt="OpenSrc" width="200" height="200">
<input type="text" name="name" value="<?php echo $name; ?>" class="form-control">
<span class="error">* <?php echo $nameErr; ?></span>
<br><br>
<label for="email" class="visually-hidden">Email address</label>
<input type="text" name="email" value="<?php echo $email; ?>" class="form-control">
<span class="error">* <?php echo $emailErr; ?></span>
<br><br>
Website: <input type="url" name="website" value="<?php echo $website; ?>" class="form-control">
<span class="error"><?php echo $websiteErr; ?></span>
<br><br>
Comment: <textarea name="comment" rows="5" cols="40" class="form-control"><?php echo $comment; ?></textarea>
<br><br>
Gender:
<input type="radio" name="gender" <?php if (isset($gender) && $gender == "female") echo "checked"; ?> value="female" class="">Female
<input type="radio" name="gender" <?php if (isset($gender) && $gender == "male") echo "checked"; ?> value="male" class="">Male
<input type="radio" name="gender" <?php if (isset($gender) && $gender == "other") echo "checked"; ?> value="other" class="">Other
<span class="error">* <?php echo $genderErr; ?></span>
<br><br>
<input type="submit" name="submit" value="Submit" class="w-100 btn btn-lg btn-primary">
</form>
</main>
<?php
echo "<h2>Your Input:</h2>";
echo $name;
echo "<br>";
echo $email;
echo "<br>";
echo $website;
echo "<br>";
echo $comment;
echo "<br>";
echo $gender;
?>
</body>
</html>