image/UploadHelper.class.php

<?php

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