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index.php
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index.php
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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title>Welcome to OpenShift</title>
<?php include 'style.php' ?>
</head>
<body>
<section class='container'>
<hgroup>
<h1>PHP application on OpenShift!</h1>
</hgroup>
<?php
// define variables and set to empty values
$nameErr = $emailErr = $animalErr = $websiteErr = "";
$name = $email = $animal = $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["animal"])) {
$animalErr = "Animal is required";
} else {
$animal = test_input($_POST["animal"]);
}
}
function test_input($data) {
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
?>
<form method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>">
Name:<br> <input type="text" name="name" value="<?php echo $name;?>">
<span class="error">* <?php echo $nameErr;?></span>
<br><br>
E-mail:<br> <input type="text" name="email" value="<?php echo $email;?>">
<span class="error">* <?php echo $emailErr;?></span>
<br><br>
Website:<br> <input type="text" name="website" value="<?php echo $website;?>">
<span class="error"><?php echo $websiteErr;?></span>
<br><br>
Comment:<br> <textarea name="comment" rows="5" cols="40"><?php echo $comment;?></textarea>
<br><br>
Favorite Animal:
<input type="radio" name="animal" <?php if (isset($animal) && $animal=="dog") echo "checked";?> value="dog">Dog
<input type="radio" name="animal" <?php if (isset($animal) && $animal=="cat") echo "checked";?> value="cat">Cat
<span class="error">* <?php echo $animalErr;?></span>
<br><br>
<input type="submit" name="submit" value="Submit">
</form>
<p><span class="error">* required field.</span></p>
<?php
echo "<h2>Your Input:</h2>";
echo $name;
echo "<br>";
echo $email;
echo "<br>";
echo $website;
echo "<br>";
echo $comment;
echo "<br>";
echo $animal;
?>
<p> Information about your server <a href="info.php">here</a></p>
<footer>
<div class="logo"><a href="https://www.openshift.com/"></a></div>
</footer>
</section>
</body>
</html>