image/UploadHelper.class.php

<?php

abstract class UploadHelper
{
    public static function imageCompareAspectRatio($proportion, $file_path)
    {
        if (file_exists($file_path) && is_readable($file_path) && is_file($file_path)) {
            if ($imagesize = getimagesize($file_path)) {
                $proprtion_parts = explode('x', $proportion);
                if ($proprtion_parts[0] / $proprtion_parts[1] === $imagesize[0] / $imagesize[1]) {
                    return true;
                }
            }
        }
        return false;
    }
    public static function imageCompareSize($size, $file_path)
    {
        if (file_exists($file_path) && is_readable($file_path) && is_file($file_path)) {
            if ($imagesize = getimagesize($file_path)) {
                $size_parts = explode('x', $size);
                if ($imagesize[0] == $size_parts[0] && $imagesize[1] == $size_parts[1]) {
                    return true;
                }
            }
        }
        return false;
    }
}