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149 lines
5.5 KiB
149 lines
5.5 KiB
<?php
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// Include config file
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require_once "configure.php";
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function IsValidCallsign(string $callsign)
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{
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$regex = '/^(([1-9][A-Z])|([A-PR-Z][0-9])|([A-PR-Z][A-Z][0-9]))[0-9A-Z]*[A-Z]$/';
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$rval = preg_match($regex, $callsign);
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if (FALSE === $rval)
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die("trouble with callsign regular expression\n");
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return $rval;
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}
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// Define variables and initialize with empty values
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$callsign = $password = $confirm_password = "";
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$callsign_err = $password_err = $confirm_password_err = "";
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// Processing form data when form is submitted
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if ($_SERVER["REQUEST_METHOD"] == "POST") {
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// Validate callsign
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if (empty(trim($_POST["callsign"]))) {
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$callsign_err = "Please enter your callsign.";
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} else if (strlen(trim($_POST["callsign"])) > 7) {
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$callsign_err = "Callsign is too long.";
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} else if (! IsValidCallsign(strtoupper(trim($_POST["callsign"])))) {
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$callsign_err = "Not a valid callsign.";
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} else {
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// Prepare a select statement
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$sql = "SELECT * FROM ysfnodes WHERE callsign = ?";
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if ($stmt = mysqli_prepare($link, $sql)) {
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// Bind variables to the prepared statement as parameters
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mysqli_stmt_bind_param($stmt, "s", $param_callsign);
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// Set parameters
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$param_callsign = strtoupper(trim($_POST["callsign"]));
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// Attempt to execute the prepared statement
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if (mysqli_stmt_execute($stmt)) {
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/* store result */
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mysqli_stmt_store_result($stmt);
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if (mysqli_stmt_num_rows($stmt) == 1) {
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$callsign_err = "This callsign is already taken.";
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} else {
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$callsign = strtoupper(trim($_POST["callsign"]));
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}
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} else {
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echo "Oops! Something went wrong. Please try again later.";
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}
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// Close statement
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mysqli_stmt_close($stmt);
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}
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}
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// Validate password
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if (empty(trim($_POST["password"]))) {
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$password_err = "Please enter a password.";
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} elseif (strlen(trim($_POST["password"])) < 6) {
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$password_err = "Password must have atleast 6 characters.";
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} else {
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$password = trim($_POST["password"]);
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}
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// Validate confirm password
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if (empty(trim($_POST["confirm_password"]))) {
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$confirm_password_err = "Please confirm password.";
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} else {
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$confirm_password = trim($_POST["confirm_password"]);
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if(empty($password_err) && ($password != $confirm_password)){
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$confirm_password_err = "Password did not match.";
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}
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}
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// Check input errors before inserting in database
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if (empty($callsign_err) && empty($password_err) && empty($confirm_password_err)) {
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// Prepare an insert statement
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$sql = "INSERT INTO ysfnodes (callsign, password) VALUES (?, ?)";
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if ($stmt = mysqli_prepare($link, $sql)) {
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// Bind variables to the prepared statement as parameters
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mysqli_stmt_bind_param($stmt, "ss", $param_callsign, $param_password);
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// Set parameters
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$param_callsign = $callsign;
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$param_password = password_hash($password, PASSWORD_DEFAULT); // Creates a password hash
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// Attempt to execute the prepared statement
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if (mysqli_stmt_execute($stmt)) {
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// Redirect to login page
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header("location: login.php");
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} else {
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echo "Something went wrong. Please try again later.";
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}
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// Close statement
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mysqli_stmt_close($stmt);
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}
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}
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// Close connection
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mysqli_close($link);
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}
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Hot-Spot Frequency for WiresX Registration</title>
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<link rel="stylesheet" href="bootstrap.css">
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<style type="text/css">
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body{ font: 14px sans-serif; }
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.wrapper{ width: 350px; padding: 20px; }
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</style>
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</head>
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<body>
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<div class="wrapper">
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<h2>Sign Up</h2>
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<p>Please fill this form to create an account. Use your hot-spot callsign to register.</p>
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<form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>" method="post">
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<div class="form-group <?php echo (!empty($callsign_err)) ? 'has-error' : ''; ?>">
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<label>Your Callsign</label>
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<input type="text" name="callsign" class="form-control" value="<?php echo $callsign; ?>">
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<span class="help-block"><?php echo $callsign_err; ?></span>
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</div>
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<div class="form-group <?php echo (!empty($password_err)) ? 'has-error' : ''; ?>">
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<label>Password</label>
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<input type="password" name="password" class="form-control" value="<?php echo $password; ?>">
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<span class="help-block"><?php echo $password_err; ?></span>
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</div>
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<div class="form-group <?php echo (!empty($confirm_password_err)) ? 'has-error' : ''; ?>">
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<label>Confirm Password</label>
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<input type="password" name="confirm_password" class="form-control" value="<?php echo $confirm_password; ?>">
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<span class="help-block"><?php echo $confirm_password_err; ?></span>
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</div>
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<div class="form-group">
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<input type="submit" class="btn btn-primary" value="Submit">
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<input type="reset" class="btn btn-default" value="Reset">
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</div>
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<p>Already have an account? <a href="login.php">Login here</a>.</p>
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</form>
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</div>
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</body>
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</html>
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