[13-Feb-2018 11:01:44 America/New_York] PHP Notice:  Undefined variable: email in /home/beaspsaq/imgs/php/login.php on line 36
[13-Feb-2018 11:01:44 America/New_York] PHP Notice:  Undefined variable: con in /home/beaspsaq/imgs/php/login.php on line 37
[13-Feb-2018 11:01:44 America/New_York] PHP Warning:  mysqli_query() expects parameter 1 to be mysqli, null given in /home/beaspsaq/imgs/php/login.php on line 37
[13-Feb-2018 11:01:44 America/New_York] PHP Warning:  mysqli_num_rows() expects parameter 1 to be mysqli_result, null given in /home/beaspsaq/imgs/php/login.php on line 38
[13-Feb-2018 11:01:44 America/New_York] PHP Notice:  Undefined variable: con in /home/beaspsaq/imgs/php/login.php on line 81
[13-Feb-2018 11:01:44 America/New_York] PHP Warning:  mysqli_close() expects parameter 1 to be mysqli, null given in /home/beaspsaq/imgs/php/login.php on line 81
[13-Feb-2018 11:01:45 America/New_York] PHP Notice:  Undefined index: remember_me in /home/beaspsaq/imgs/php/login.php on line 16
[13-Feb-2018 11:01:45 America/New_York] PHP Warning:  mysqli_connect() expects parameter 5 to be long, string given in /home/beaspsaq/imgs/php/login.php on line 28

<?php
    session_start();

    if(isset($_SESSION["id"]) || isset($_COOKIE["id"]))
    {
        header("Location: dashboard.php");
    }

    if(isset($_POST["login"]))
    {
        //Gather input variables
        $email = isset($_POST['email']) ? $_POST['email'] : '';
        $password = isset($_POST["password"]) ? $_POST['password'] : '';
        //Hash password as pasword should be hashed in database for security reasons.  See md5 hashing
        $hash_password = md5($password);
        $remember_me = $_POST["remember_me"];




        //Connect to Database
$host="-";
$username="-";
$password="-";
$db_name="-";
$tbl_name="-";

$con = mysqli_connect("-","-","-","-","-")or die("cannot connect: " . mysqli_connect_error());
mysqli_select_db("$db_name")or die("cannot select DB");
        }




        //Check database to see if email registered to DB
        $sql = "SELECT id FROM users WHERE email='$email' LIMIT 1";
        $query = mysqli_query($con, $sql);
        $count_users = mysqli_num_rows($query);

        if($count_users == 1)
        {

            //Retrieve user details to perform login
            $sql = "SELECT * FROM users WHERE email='$email' LIMIT 1";
            $query = mysqli_query($con, $sql);
            while($row = mysqli_fetch_array($query))
            {
                $user_id = $row["id"];
                $user_password = $row["password"];

            }


            if($hash_password == $user_password)
            {
                if($remember_me == 1)
                {
                    //Set Cookie
                    $cookie_name = "id";
                    setcookie($cookie_name, $user_id, time() + (86400 * 30), "/");

                    header("Location: dashboard.php");
                }
                else
                {
                    //Set Session
                    $_SESSION["id"] = $user_id;
                    header("Location: dashboard.php");
                }
            }
            else
            {
                $error = '<p class="error">Password incorrect.</p>';
            }
        }
        else
        {
            $error = '<p class="error">Email address not registered.</p>';
        }

        mysqli_close($con);
?>