Change time and move photos to folder by device

timechanger.php

<?php
date_default_timezone_set('Europe/Stockholm');
if ($handle = opendir('./')) {
    echo "Directory handle: $handle\n";
    echo "Entries:\n";
    while (false !== ($entry = readdir($handle)))
    {
    	$ext = strtolower(pathinfo($entry, PATHINFO_EXTENSION));
    	if($ext == "jpg" || $ext == "jpeg")
    	{
    		setdatetime($entry);
    		/*exifdata($entry);*/
    		echo $ext ." " . $entry . "\n";
    	} else if ($ext == "mov" || $ext == "avi"){
    		/*setdatetime($entry);*/
    	}
    }
    closedir($handle);
}
function setdatetime($file)
{
	$date = substr($file, 0,19);
	touch($file, strtotime($date));
}
function exifdata($file)
{
	$exif = exif_read_data($file, 0, true);
	foreach ($exif as $key => $section) {
	    foreach ($section as $name => $val) {
	    	if($key == "IFD0" && $name == "Make")
	    	{
	    		if(!is_dir($val)) mkdir($val, 0700);
	    		rename($file,"$val/$file");
	    		return;
	    	}
	    }
	}
}
?>