chiro-canto/public/home/last-uploaded-file.php

<?php
$root = realpath($_SERVER["DOCUMENT_ROOT"]);
require "$root/database/credentials.php";

// Connect the database
try {
	$db = new PDO("mysql:host=$host;dbname=$database;charset=utf8", 
		$user, 
		$password, 
		array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
		));
} catch (Exception $e) {
	die("Error : ".$e->getMessage());
}

$req = $db->prepare('SELECT id, recordist_name, file_name, license, species, sound_type, date, time FROM `records` ORDER BY `entry_timestamp` DESC LIMIT 1');
$req->execute();
if ($data = $req->fetch()) 
{
    ?>
    <div class="sound">
        <h3><?=$data['file_name']?></h3>
        <h4><em><?=$data['species']?></em></h4>
        <p>Recorded on <?=$data['date']?> at <?=$data['time']?></p>
        <?php 
        if (file_exists($root."/storage/spectrograms/".$data['file_name'].'.png'))
        {
            ?>
            <img id="spectrogram" src="<?="/storage/spectrograms/".$data['file_name'].'.png'?>" alt="bat sound spectrogram">
            <?php
        }
        ?>
        <br>
        <audio src="<?="../storage/records/".$data['file_name']?>" controls></audio>
        <p><?=$data['license']?> <?=$data['recordist_name']?></p>
    </div>
    <?php
} else {
    echo "Error fetch.";
}
?>