i was tired and made this and i decided to use it but i really need to change it, soz whoever sees this

add_image.php

<?php

if($get_image) {

  if(strpos($get_image, '.png') == true) {
    $get_image = str_replace('.png','',$get_image);
  }

  if($image_functions->get_image_for_check($get_image) == 'false') {

    if(file_exists("images/$get_image.png")) {

      $image_file_name = md5(time());

      rename($image_dir . "/" . $get_image . ".png", $image_dir . "/" . $image_file_name . ".png");

      list($width, $height) = getimagesize($image_dir . "/" . $image_file_name . ".png");  // Image Dimensions
      $image_filesize = filesize($image_dir . "/" . $image_file_name . ".png");            // Image Filesize

      $image_functions->insert_image($userid, $get_image, $image_file_name, $width, $height, $image_filesize, '0', '0');

      $image_show = "//domain.com/images/" . $image_file_name;

    } else {
      header("HTTP/1.1 404 Not Found");
      include("errors/404.php");
      die();
    }

  } elseif ($image_functions->get_image_for_check($get_image) == 'true') {

    if($image_functions->get_direct_image_name($get_image) == 'false') {
        $image_show = "//domain.com/images/" . $image_functions->get_image_name($get_image)[0]['ImageName'];
    } else {
      header("HTTP/1.1 404 Not Found");
      include("errors/404.php");
      die();
    }

  }

} else {
   header("HTTP/1.1 404 Not Found");
   include("errors/404.php");
   die();
}


 ?>