The code below returned with something went wrong error instead of saving data into the database
I will appreciate help to make it more lighter, secure and functional. I am even needing to upload profile picture, but the issue at hand now is stopping to further.
<?php require (‘includes/config.php’);
include (‘includes/header.php’);
?>
<?php
// Define variables and initialize with empty values
$username = $password = $mobile = $email = $confirm_password = "";
$username_err = $password_err = $mobile_err = $email_err = $confirm_password_err = "";
// Processing form data when form is submitted
if($_SERVER["REQUEST_METHOD"] == "POST"){
// Validate username
if(empty(trim($_POST["username"]))){
$username_err = "Please enter a username.";
} elseif(!preg_match('/^[a-zA-Z0-9_]+$/', trim($_POST["username"]))){
$username_err = "Username can only contain letters, numbers, and underscores.";
} else{
// Prepare a select statement
$sql = "SELECT id FROM users WHERE uname = ?";
if($stmt = mysqli_prepare($con, $sql)){
// Bind variables to the prepared statement as parameters
mysqli_stmt_bind_param($stmt, "s", $param_username);
// Set parameters
$param_username = trim($_POST["username"]);
// Attempt to execute the prepared statement
if(mysqli_stmt_execute($stmt)){
/* store result */
mysqli_stmt_store_result($stmt);
if(mysqli_stmt_num_rows($stmt) == 1){
$username_err = "This username is already taken.";
} else{
$username = trim($_POST["username"]);
}
} else{
echo "Oops! Something went wrong. Please try again later.";
}
// Close statement
mysqli_stmt_close($stmt);
}
}
// Validate password
if(empty(trim($_POST["password"]))){
$password_err = "Please enter a password.";
} elseif(strlen(trim($_POST["password"])) < 6){
$password_err = "Password must have atleast 6 characters.";
} else{
$password = trim($_POST["password"]);
}
// Validate confirm password
if(empty(trim($_POST["confirm_password"]))){
$confirm_password_err = "Please confirm password.";
} else{
$confirm_password = trim($_POST["confirm_password"]);
if(empty($password_err) && ($password != $confirm_password)){
$confirm_password_err = "Password did not match.";
}
if(empty(trim($_POST["mobile"]))){
$mobile_err = "Please enter your mobile number.";
} if(strlen(trim($_POST["mobile"])) < 11){
$mobile_err = "Mobile Number must be 11 digit.";
}
if(strlen(trim($_POST["mobile"])) > 11){
$mobile_err = "Mobile Number must be 11 digit.";
} elseif(!preg_match('/^[0-9]+$/', trim($_POST["mobile"]))){
$mobile_err = "Mobile number not valid.";
} else{
$mobile = trim($_POST["mobile"]);
}
if(empty(trim($_POST["email"]))){
$email_err = "Kindly provide your email Address.";
} elseif(!preg_match('/^[a-zA-Z0-9@._]+$/', trim($_POST["username"]))){
$email_err = "Email formatinput error.";
} else{
$email = trim($_POST["email"]);
}
// Check input errors before inserting in database
} if(empty($username_err) && empty($password_err) && empty($email_err) && empty($mobile_err) && empty($confirm_password_err)){
// Prepare an insert statement
$sql = "INSERT INTO users (uname, email, contactno, password) VALUES (?, ?, ?, ?)";
if($stmt = mysqli_prepare($con, $sql)){
// Bind variables to the prepared statement as parameters
mysqli_stmt_bind_param($stmt, "ssss", $param_username, $param_password, $param_mobile, $param_email);
// Set parameters
$param_username = $username;
$param_mobile = $mobile;
$param_email = $email;
$param_password = password_hash($password, PASSWORD_DEFAULT); // Creates a password hash
// Attempt to execute the prepared statement
if(mysqli_stmt_execute($stmt)){
// Redirect to login page
header("location: login.php");
} else{
echo "Oops! Something went wrong. Please try again later.";
}
// Close statement
mysqli_stmt_close($stmt);
}
}
// Close connection
mysqli_close($conn);
}
?>
sign in
Hello, Welcome to your account.
" >
Username *
<?php echo $username_err; ?>
<div class="form-group">
<label class="info-title" for="exampleInputEmail2">Email Address <span>*</span></label>
<input type="email" name="email" class="form-control <?php echo (!empty($email_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $email; ?>">
<span class="invalid-feedback"><?php echo $email_err; ?></span>
</div>
Mobile No *
<?php echo $mobile_err; ?>
</div>
Password. *
<?php echo $password_err; ?>
Confirm Password. *
<?php echo $confirm_password_err; ?>
<div class="modal-footer">
<button type="submit" name="register" class="btn-upper btn btn-primary checkout-page-button" id="submit">Sign Up</button>
<a href="#" class="btn btn-secondary" data-dismiss="modal">Close</a>
<?php include('includes/footer.php');?>
