<?php

if (isset($_FILES[$_GET['post_name']])) {
    $target_dir = "images/";
    $target_file = $target_dir . basename($_FILES[$_GET['post_name']]["name"]);
    $uploadOk = 1;
    $imageFileType = strtolower(pathinfo($target_file, PATHINFO_EXTENSION));


    // Check if $uploadOk is set to 0 by an error
    if ($uploadOk == 0) {
        echo "Sorry, your file was not uploaded.";
        // if everything is ok, try to upload file
    } else {
        if (move_uploaded_file($_FILES[$_GET['post_name']]["tmp_name"], $target_file)) {

            echo $target_file;


        } else {
            echo "Sorry, there was an error uploading your file.";
        }
    }
}