<?php
require ("header.php"); //Replace to whatever you have as your header//
?>
<form action='' method='POST'>
<table cellspacing='0' cellpadding='0' id='r'>
	<tr>
		<td>
			Username:
		</td>
		<td>
			<input type="text" placeholder='Username...' name='Username' maxlength="32" />
		</td>
	</tr>
	<tr>
		<td>
			Password:
		</td>
		<td>
			<input type="password" placeholder='Password...' name='Password' maxlength="255" />
		</td>
	</tr>
	<tr>
		<td>
			Confirm Password:
		</td>
		<td>
			<input type="password" placeholder='Confirm Password...' name='ConfirmPassword' maxlength="255" />
		</td>
	</tr>
	<tr>
		<td>
			E-Mail:
		</td>
		<td>
			<input type="email" placeholder='E-Mail...' name='Email' value='<?=$Username?>' />
		</td>
	</tr>
	<tr>
		<td>
			<input type="submit" value="Register" name='Submit' />
			<br />
		</td>
	</tr>
</table>
<br />

<?php

	$Username = mysql_real_escape_string(strip_tags(stripslashes($_POST['Username'])));
	$Password = mysql_real_escape_string(strip_tags(stripslashes(sha1($_POST['Password']))));
	$ConfirmPassword = mysql_real_escape_string(strip_tags(stripslashes(sha1($_POST['ConfirmPassword']))));
	$Email = mysql_real_escape_string(strip_tags(stripslashes($_POST['Email'])));
	$Submit = mysql_real_escape_string(strip_tags(stripslashes($_POST['Submit'])));

		if ($Submit) {

			$getUser = mysql_query("SELECT * FROM Members WHERE Username='".$Username."'");
			$UserTaken = mysql_num_rows($getUser);

			if (!$Username||!$Password||!$ConfirmPassword||!$Email) {

				echo "Please enter all fields!";

			}

			elseif ($UserTaken > 0) {
			echo "That username is taken.";
			}
			elseif ($ConfirmPassword != $Password) {
			echo "Your password and confirm password does not match!";
			}
			else {

			if (!filter_var($Email, FILTER_VALIDATE_EMAIL)) {
			  echo "That email is not valid. Please try again.";
			}
			else {

				mysql_query("INSERT INTO Members (Username, Password, Email) VALUES ('".$Username."','".$Password."','".$Email."')");

			}

			echo 'Successful register, you will now be redirected to home page to log in.
					<META HTTP-EQUIV="Refresh" CONTENT="1; URL=index.php">';

			}

		}

?>