My php code is not directing it to the file that I want it too for index.php. Welcome to Lizard

My php code is not directing it to the file that I want it too for index.php.

session_start(); ob_start(); // Turns on output buffering

$timezone = date_default_timezone_set("America/Chicago");

$con = mysqli_connect("localhost","root", "", "Lizard"); // connection variable

if(mysqli_connect_error()) { echo "Failed to connect" .mysqli_connect_error(); }

// Declaring variables to prevent errors $fname= ""; // First Name $lname= ""; // Last Name $em= ""; // email Name $em2=""; //Email2 $password= ""; // Password $password2= ""; // password 2 $date=""; // Sign up date $error_array= array(); // Holds error messages

if(isset($_POST["register_button"])) {

// Registration form values

// Registration for the first name

$fname=strip_tags($_POST["reg_fname"]); // Remove HTML tags $fname=str_ireplace(' ',' ', $fname); // Removes Spaces $fname=ucfirst(strtolower($fname)); // Uppercase first letter $_SESSION['reg_fname'] = $fname; // Stores first name into session

// Registration for first name

$lname=strip_tags($_POST['reg_lname']); // Remove HTML tags $lname=str_ireplace(' ',' ', $lname); // Removes Spaces $lname=ucfirst(strtolower($lname)); // Uppercase first letter $_SESSION['reg_lname'] = $lname; // register for last name // Registration for email

$em=strip_tags($_POST['reg_em']); // Remove HTML tags $em=str_ireplace(' ',' ', $em); // Removes Spaces $em=ucfirst(strtolower($em)); // Uppercase first letter $_SESSION['reg_em'] = $em; // stores email in session variable // confirmation for email $em2=strip_tags($_POST['reg_em2']); // Remove HTML tags $em2=str_ireplace(' ',' ', $em2); // Removes Spaces $em2=ucfirst(strtolower($em2)); // Uppercase first letter $_SESSION['reg_em2'] = $em2; // stores email in session variable $password=strip_tags($_POST['reg_password']); // Remove HTML tags $password2=strip_tags($_POST['reg_password2']); // Remove HTML tags

$date=date("y-m-d"); // current date }

if($em == $em2) {

// cheack if email is in valid format if(filter_var($em, FILTER_VALIDATE_EMAIL)) { $em = filter_var($em, FILTER_VALIDATE_EMAIL );

// check if email already exists $e_check = mysqli_query($con, "SELECT email FROM users WHERE email='$em'");

// check the number of rows returned

$num_rows = mysqli_num_rows($e_check);

if ($num_rows > 0) { array_push($error_array, "Email already in use ") ; }

} else { array_push($error_array, "Invalid format "); }

} else{ array_push($error_array, "Emails don't match "); }

if(strlen($fname)> 25 || strlen($fname) < 2) { array_push($error_array, "Your first name must be between 2 and 25 characters "); }

if(strlen($lname) > 25 || strlen($lname) < 2) { array_push($error_array, "Your last name must be between 2 and 25 characters "); }

if($password != $password2) { array_push($error_array, "Your passwords do not match "); }

else { if(preg_match('/[^A-Za-z0-9]/', $password)) { array_push($error_array, "Your password can only contain english characters or numbers "); } }

if(strlen($password > 30 || strlen($password) < 5)) { array_push($error_array, "Your passowrd must be between 5 and 30 characters "); }

if(empty($error_array)) { $password = md5($password); // Encrypt password before sending it to database

// Generate username by concatenating first and last name

$username = strtolower($fname . "_". $lname); $check_username_query = mysqli_query($con, "SELECT username FROM users WHERE username='$username'");

$i = 0;

// if username exists add number to username

while(mysqli_num_rows($check_username_query) != 0) { $i++; // Add 1 to i $username = $username ."_". $i; $check_username_query = mysqli_query($con , "SELECT username FROM users WHERE username='$username'"); } // Profile picture assignment

$rand = rand(1,2); // Random number between 1 and 2

if($rand == 1) $profile_pic = "assets/images/profile_pictures/defaults"; else if($rand == 2) $profile_pic = "assets/images/profile_pictures/defaults";

$query = mysqli_query($con, "INSERT INTO users VALUES ('','$fname', '$lname', '$username', '$em', '$password', '$date', '$profile_pic', '0', '0', 'no', ',')");

array_push($error_array, " You're all set! Welcome to Lizard! ");

$_SESSION['reg_fname'] = ""; $_SESSION['reg_lname'] = ""; $_SESSION['reg_em'] = ""; $_SESSION['reg_em2'] = "";

if(isset($_POST['login_button'])) {

$em = filter_var($_POST['log_email'],FILTER_SANITIZE_EMAIL);

// makes sure email is in the correct format

$_SESSION['log_email'] = $em; // Store email into session variable

$password = md5($_POST['log_password']); // Get password

$check_database_query = mysqli_query($con, "SELECT * FROM users WHERE email='$em' AND password = '$password'");

$check_login_query = mysqli_num_rows($check_database_query);

if($check_login_query == 1) { $row = mysqli_fetch_array($check_database_query); // access results from query $username = $row['username'];

$_SESSION['username'] = $username; header("Location: index.php"); exit();

} }

}

?>

required >

else if(in_array("Invalid format", $error_array)) echo "Invalid format"; else if(in_array("Emails don't match ", $error_array)) echo "Emails don't match "; ?>

else if(in_array("Your password can only contain english characters or numbers ", $error_array)) echo "Your password can only contain english characters or numbers "; else if(in_array("Your passowrd must be between 5 and 30 characters", $error_array)) echo "Your passowrd must be between 5 and 30 characters"; ?>

You're all set! Welcome to Lizard! ", $error_array)) echo " You're all set! Welcome to Lizard! ";?>