nav.php

<?php
$path = pathinfo($_SERVER['PHP_SELF'])['basename'];
?>
<nav class="navbar navbar-inverse navbar-fixed-top">
		<div class="container">
			<div class="navbar-header">
				<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
					<span class="sr-only">Toggle navigation</span>
					<span class="icon-bar"></span>
					<span class="icon-bar"></span>
					<span class="icon-bar"></span>
				</button>
				<a class="navbar-brand" href="#">MIP Traffic Data Dashboard</a>
			</div>
			<div id="navbar" class="collapse navbar-collapse">
				<ul class="nav navbar-nav">
					<li class="dropdown">
						<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Reports <span class="caret"></span></a>
						<ul class="dropdown-menu" role="menu">
							<li <?php echo $path != 'traffic.php' ?: "class='active'"; ?>><a href="traffic.php">Traffic (Average)</a></li>
							<li <?php echo $path != 'traffic-mode.php' ?: "class='active'"; ?>><a href="traffic-mode.php">Traffic (Mode)</a></li>
							<li <?php echo $path != 'study.php' ?: "class='active'"; ?>><a href="study.php">Study Types</a></li>
							<li <?php echo $path != 'noise.php' ?: "class='active'"; ?>><a href="noise.php">Noise (Average)</a></li>
							<li <?php echo $path != 'noise-mode.php' ?: "class='active'"; ?>><a href="noise-mode.php">Noise (Mode)</a></li>
							<li <?php echo $path != 'whiteboard.php' ?: "class='active'"; ?>><a href="whiteboard.php">Whiteboards</a></li>
							<li <?php echo $path != 'computers.php' ?: "class='active'"; ?>><a href="computers.php">Comptuer Use</a></li>
						</ul>
					</li>
				</ul>
				<ul class="nav navbar-nav navbar-right">
					<li class="dropdown">
						<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Space Key <span class="caret"></span></a>
						<ul class="dropdown-menu" role="menu">
							<li><a>1. Atrium Living Room</a></li>
							<li><a>2. Atrium Multipurpose Room</a></li>
							<li><a>3. Atrium Exhibition Room</a></li>
							<li><a>4. Atrium Tables Under the Stairs</a></li>
							<li><a>5. Atrium Outside 001 and 002</a></li>
							<li><a>6. 1st Floor Knowledge Market</a></li>
							<li><a>7. 1st Floor Cafe</a></li>
							<li><a>8. 2nd Floor West Wing Collaborative Space</a></li>
							<li><a>9. 2nd Floor East Wing Quiet Space</a></li>
							<li><a>10. 3rd Floor East Wing Quiet Space</a></li>
							<li><a>11. 3rd Floor West Wing Collaborative Space</a></li>
							<li><a>12. 3rd Floor Reading Room</a></li>
							<li><a>13. 3rd Floor Innovation Zone</a></li>
							<li><a>14. 4th Floor West Wing Collaborative Space</a></li>
							<li><a>15. 4th Floor East Wing Quiet Space</a></li>
							<li><a>16. 4th Floor Reading Room</a></li>
						</ul>
					</li>
				</ul>
			</div>
		</div>
	</nav>