<?php
/* Registration process, inserts user info into the database
   and sends account confirmation email message
 */

session_start();

// Set session variables to be used on profile.php page
$_SESSION['email'] = $_POST['email'];
$_SESSION['first_name'] = $_POST['firstname'];
$_SESSION['last_name'] = $_POST['lastname'];

// Escape all $_POST variables to protect against SQL injections
$first_name = $mysqli->escape_string($_POST['firstname']);
$last_name = $mysqli->escape_string($_POST['lastname']);
$email = $mysqli->escape_string($_POST['email']);
$password = $mysqli->escape_string(password_hash($_POST['password'], PASSWORD_BCRYPT));
$hash = $mysqli->escape_string( md5( rand(0,1000) ) );
$igname = $mysqli->escape_string($_POST['igname']);
$profileurl = $mysqli->escape_string($_POST['profileurl']);
$rules = $mysqli->escape_string($_POST['rules']);
$username2 = $mysqli->escape_string($_POST['username']);


// Check if user with that email already exists
if(!($stmt = $mysqli->prepare("SELECT * FROM users WHERE email='?' OR username='?'"))){
 echo "Prepare failed: (" . $mysqli->errno . ")" . $mysqli->error;
}

if(!$stmt->bind_param('ss', $email, $username2)){
     echo "Binding paramaters failed:(" . $stmt->errno . ")" . $stmt->error;
}

if(!$stmt->execute()){
     echo "Execute failed: (" . $stmt->errno .")" . $stmt->error;
}

if($stmt->num_rows > 0) {
        $_SESSION['message'] = 'User with this email already exists!';
        header("location: error.php");
        exit();
}elseif ($stmt->num_rows > 0){
    $_SESSION['message'] = 'User with this username already exists!';
    header("location: error.php");
    exit();
}
else { // Email doesn't already exist in a database, proceed...

    //define the receiver of the email
$to = 'kielly@picmount.ca';
//define the subject of the email
$subject = 'NEWUSER';
//define the message to be sent. Each line should be separated with \n
$message = "Someone has registered";
//define the headers we want passed. Note that they are separated with \r\n
$headers = "From: general@picmount.ca\r\nReply-To: webmaster@example.com";
//send the email
$mail_sent = @mail( $to, $subject, $message, $headers );
//if the message is sent successfully print "Mail sent". Otherwise print "Mail failed"
echo $mail_sent ? "Mail sent" : "Mail failed";
    // active is 0 by DEFAULT (no need to include it here)

    if(!($stmt = $mysqli->prepare("INSERT INTO users (first_name, last_name, email, password, hash, igname, profileurl, readrules, admin, username) VALUES (?,?,?,?,?,?,?,?,?,?)}"))){
 echo "Prepare failed: (" . $mysqli->errno . ")" . $mysqli->error;
}

if(!$stmt->bind_param('ssssisssss', $first_name, $last_name, $email, $password, $hash, $igname, $profileurl, $rules, 0, $username2)){
     echo "Binding paramaters failed:(" . $stmt->errno . ")" . $stmt->error;
}

if(!$stmt->execute()){
     echo "Execute failed: (" . $stmt->errno .")" . $stmt->error;
}


    if($stmt) {
        $_SESSION['active'] = 0; //0 until user activates their account with verify.php
        $_SESSION['logged_in'] = true; // So we know the user has logged in
        $_SESSION['admin'] = 0;
        $_SESSION['message'] =

                 "Thank you for applying. Please wait while admins check over your application. You should recieve an email shortly. (Check junk folders and allow up to 5 hours for a review)";
        header("location: usertest.php");
        exit();

    }
    else{
        echo "Registration failed";
    }
}

$mysqli->close();