c3lf-system-3/public/thumbnail.php

<?php

function log_error(string $message){
    file_put_contents('../php_errors.log', $message.PHP_EOL , FILE_APPEND | LOCK_EX);
}

$width = 200;
$height = 200;
$quality = 90;

$thumb = getcwd() . $_GET["id"];
$img = str_replace("thumbnails", "staticimages", $thumb);
if (is_file($img)) {
    $imagick = new Imagick($img);
    $imagick->setImageFormat('jpeg');
    $imagick->setImageCompression(Imagick::COMPRESSION_JPEG);
    $imagick->setImageCompressionQuality($quality);
    $imagick->cropThumbnailImage($width, $height);
    $imagick->setImagePage(0, 0, 0, 0);
    if (file_put_contents($thumb, $imagick) === false) {
        log_error("Could not put contents.");
    }

    header("Content-type: image/jpeg");
    echo $imagick;
    exit;
} else {
    log_error("No valid image provided with {$img}.");
}


?>