DbLocal/ConfirmSeatReservation.php at master · dranelol/DbLocal · GitHub

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<?php

// Author: Matt Wallace
// Last Edited: 04/28/2015
// I promise this is my code.
// Description:
// Confirmation page for reserving a seat at a movie showing.


	include "login.php";

	if(isset($_SESSION["userType"]) == false)
	{
		echo "Not logged in!";
		echo '<br><br>';
		echo '<a href ="LoginPage.php">Go Log In</a>';

		die();
	}


?>
<html>
<head>
<title>
Reserve a Seat
</title>
</head>

<h3>Reserve a Seat</h3>
<body>

<?php

	$sessionUser = $_SESSION['userType'];

	if($sessionUser != "member")
	{
		echo 'Not logged in as a member!';
		echo '<br><br>';
		echo '<a href ="LoginPage.php">Go Log In</a>';

		die();
	}

	echo "Logged in as: $sessionUser";
	if($sessionUser == "member")
	{
		echo "<br>Membership ID: " . $_SESSION['memberID'] . "<br>";
	}

	$date = $_SESSION["today"];
	echo "<br>";
	echo "Today's date: $date";

?>
<br>
<br>

<?php

	if(isset($_POST['row']) && isset($_POST['column']) && isset($_POST['showingID']) && isset($_POST['memberID']))
	{
		$row = $_POST['row'];
		$column = $_POST['column'];
		$showingID = $_POST['showingID'];
		$memberID = $_SESSION['memberID'];
		$member = $_POST['memberID'];


		// insert a new row into reservation table
		$insertReservation = "insert into
										Reservation (MemberID, MembershipID, MovieShowingID, SeatRow, SeatColumn)
										values ($member, $memberID, $showingID, $row, $column)";

		$insertResult = mysql_query($insertReservation) or die(mysql_error());

		// we're assuming the reservation was legal; you can only get here if you clicked an enabled button which represents a seat/row for that movie showing

		// update the seating chart for that showing

		$seatQuery = "select S.SeatingChart, S.SeatsAvailable
				from MovieShowing S, Theater T
				where S.ID = $showingID
				and S.TheaterID = T.ID";

		$seatingChart = mysql_query($seatQuery) or die(mysql_error());

		// unserialize the chart, set the relevant row/column, reserialize, update table

		while($rowResult = mysql_fetch_array($seatingChart))
		{
			$seatingChartArray = unserialize($rowResult['SeatingChart']);

			$seatingChartArray[$row][$column] = $memberID;

			$newSeatingChart = serialize($seatingChartArray);

			$available = $rowResult['SeatsAvailable'] - 1;

			$updateSeatingChart = "update MovieShowing
											    set SeatingChart = '$newSeatingChart',
												SeatsAvailable = '$available'
												where ID = $showingID";

			$updateResult = mysql_query($updateSeatingChart) or die(mysql_error());

		}

		echo "Seat confirmed!";

		echo "<br>";
		echo "<form action ='index.php'>";
		echo "<input type ='submit' value = 'Go back to index' >";
		echo "</form>";
	}

	else
	{
		echo '<br>Got here illegally!';
		echo "<br>";
		echo "<form action ='index.php'>";
		echo "<input type ='submit' value = 'Go back to index' >";
		echo "</form>";
	}


?>


</body>
</html>