php-class/room.php at master · dnmurray/php-class · GitHub

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<?php
/**
 * @file
 * room add/edit
 */
include('functions.php');

/**
 * Update a room row (or insert as necessary).
 *
 * @param array $room
 *   Assoc array of room fields.
 *
 * @return int
 *   Room number generated or updated.
 */
function room_update($room) {
  // Walk through the array and convert the room array to a placeholder array.
  $ph = array();
  foreach ($room as $key => $value) {
    if (is_string($key)) {
      $ph[":{$key}"] = $value;
    }
  }
  if ($room['upd'] == 0) {
    // New row add
    $sql1 = "INSERT INTO room (rid, rate, roomsize, sleeps";
    $sql2 = " VALUES (:rid, :rate, :roomsize, :sleeps";
    if (!empty($room['image'])) {
      $sql1 .= ', image';
      $sql2 .= ', :image';
    }
    $sql = $sql1 . ")" . $sql2 . ")";
    $desc = 'Insert Room';
  }
  else {
    // @TODO use a session var, see room.php
    $ph[':rid'] = $room['upd'];
    $sql1 = "UPDATE room SET rate = :rate, bedsize = :bedsize, sleeps = :sleeps";
    $sql2 = " WHERE rid = :rid";
    if (!empty($room['image'])) {
      $sql1 .= ', image = :image';
    }
    $sql = $sql1 . $sql2;
    $desc = 'Update Room';
  }
  unset($ph[':upd']);
  list($pdo, $cnt) = sql_execute($sql, $ph, $desc);
  if ($cnt === FALSE) {
    header('Location: roomlist.php');
    exit;
  }
  if ($room['upd'] == 0) {
    $rtn = $cnt > 0 ? $pdo->lastInsertId() : 0;
  }
  else {
    $rtn = $cnt > 0 ? $room['upd'] : 0;
  }
  return $rtn;
}

/**
 * Handle room form requests.
 */
function process_room_form() {
  if (empty($_POST)) {
    $room_num = !empty($_GET['r']) ? $_GET['r'] : 0;
    $room = room($room_num);
    $rid = $room['rid'];
    if ($rid < 0) {
      msg_add("Room $room_num not found.", 'bg-danger');
      header('Location: roomlist.php');
      exit();
    }
    return $room;
  }
  // Did we get an uploaded file?
  if (!empty($_FILES['image'])) {
    // @TODO does directory exist?
    $target = "images/uploads/" . $_FILES['image']['name'];
    if (move_uploaded_file($_FILES['image']['tmp_name'], $target)) {
      $_POST['image'] = $target;
    }
  }
  // Check for changes and update the DB
  // @TODO validation
  // update the db
  if ($rid = room_update($_POST)) {
    msg_add("Saved changes to room $rid");
  }
  else {
    msg_add("Update failed", 'bg-danger');
  }
  header("Location: roomlist.php");
  exit();
}

// Generate the options html for the select tag for room sizes.
function room_sizes($room) {
  $pdo = connect();
  $sql = "SELECT * FROM room_size ORDER BY room_size";
  $output = '';
  foreach ($pdo->query($sql) as $row) {
    $output .= '<option value="' . $row['abbr'] . '" ';
    if ($row['abbr'] == $room['roomsize']) {
      $output .= ' selected';
    }
    $output .= '>' . $row['room_size'] . "</option>\n";
  }
  return $output;
}

check_logged_in();
$room = process_room_form();
// Select options
$options = room_sizes($room);
// Clean up rid for new add
$rid = $room['rid'] ? $room['rid'] : '';
?><!DOCTYPE html>
<html>
  <?php // @TODO convert to bootstrap ?>
  <head>
	<title> Room - Bates Motel</title>
	<?php print head_elements(); ?>
  </head>
  <body>
    <div style="border:thin solid #ccc; width:350px; height:auto; margin-left:auto; margin-right:auto; text-align:center; border-radius:5px; padding:50px; margin-top:100px;
         -webkit-box-shadow: 9px 9px 22px -10px rgba(0,0,0,0.75);
         -moz-box-shadow: 9px 9px 22px -10px rgba(0,0,0,0.75);
         box-shadow: 9px 9px 22px -10px rgba(0,0,0,0.75); font-family:arial; text-align:left;">
	  <h1 style="text-align:left; color:rgb(9, 187, 9);">Room Information</h1>
	  <form method="post" action="room.php" enctype="multipart/form-data">
		<table>
		  <tr><td colspan="2" style="text-align:left;">
			<h3><?php if ($rid): ?>
			  Edit Room <?php print $rid; ?>
			<?php else: ?>
			  Add a New Room
			<?php endif; ?>
			</h3>
		  </td></tr>
		  <?php msg_render(); ?>
		  <tr>
			<td>Room Number:</td>
			<?php // @TODO no edit here when updating a row ?>
			<td><input type="text" name="rid" value="<?php print $rid; ?>"></td>
		  </tr>
		  <tr>
			<td>Bed Type</td>
			<td>
			  <select style="width:100%" name="roomsize">
				<?php print $options; ?>
			  </select>
			</td>
		  </tr>
		  <tr>
			<td>Rate</td>
			<td><input type="text" name="rate" value="<?php printf("%.2f", $room['rate']); ?>"></td>
		  </tr>
		  <tr>
			<td>Number of People</td>
            <td><input type="text" name="sleeps" value="<?php print $room['sleeps']; ?>"></td>
		  </tr>
		  <tr>
			<td>Picture</td>
			<td>
			  <?php if (!empty($room['image'])): ?>
				<img src="<?php print $room['image']; ?>" alt="Room Picture" />
			  <?php endif; ?>
			  <input type="file" name="image" />
			</td>
		  </tr>
		  <tr>
			<td colspan="2" ><br></td>
		  </tr>
		  <tr>
			<td colspan="2" style="text-align:right;"><input type="submit"></td>
		  </tr>
		</table>
		<?php // @TODO implement this as a session var, security problem ?>
		<input type="hidden" name="upd" value="<?php print $rid; ?>" />
		<?php // @TODO add cancel or go back link to not make any changes ?>
	  </form>
    </div>
  </body>
</html>