itskp-odense/Backend/controller/upload.php

<?php
//require our bootstrap file for database connection
require "../../bootstrap.php";

use Backend\Model\Post;

//Chek if the user did press the button on the home pages
if(isset($_POST['createPost'])){
    //Grep the data from post
    $title = $_POST['title'];
    $description = $_POST['description'];

    //Create a new initialize
    $post = new Post();

    //Call the Post class and save the user data to the database
    $post->title = $title;
    $post->description = $description;

    //Call the save function.
    if(!$post->save()){
        echo "Failed to save the post";
        exit();
    }else{
        header("location: ../../Frontend/home.php?Post=UploadSuccess");
    }
}