Tidy up pictures from a camera (generated path format: Y-m-d/H:i:s.ext)

tidypics.php

<?php

# Run me inside a directory full of pictures
# Create an alias for easier use!

date_default_timezone_set('Europe/Paris');

$path = $_SERVER['PWD'];
$glob = glob("/{$path}/*");

$array = array ();
foreach ($glob as $file)
{
    $mtime = filemtime($file);
    $date = date("Y-m-d H:i:s", $mtime);
    if (array_key_exists($date, $array) == false)
    {
        $array[$date] = 0;
    }
    $array[$date]++;
}

foreach ($glob as $file)
{
    if (!is_file($file))
    {
        continue;
    }

    $mtime = filemtime($file);

    $directory = date("Y-m-d", $mtime);
    if (!is_dir($directory))
    {
        mkdir($directory);
    }

    $date = date("Y-m-d H:i:s", $mtime);
    $ext = strtolower(pathinfo($file, PATHINFO_EXTENSION));

    if ($array[$date] == 1)
    {
        $newName = date("H-i-s", $mtime) . "." . $ext;
        $newPath = "{$directory}/{$newName}";
        echo "New name: {$newPath}\n";
        rename($file, $newPath);
    }
    else
    {
        for ($count = 1; ($count <= $array[$date]); $count++)
        {
            $newName = date("H-i-s", $mtime) . "_{$count}." . $ext;
            $newPath = "{$directory}/{$newName}";
            if (!is_file($newPath))
            {
                echo "New name: {$newPath}\n";
                rename($file, $newPath);
                break ;
            }
        }
    }
}