chatOnPHP/server.php

<?php
require_once 'Messages.php';

$db = new Messages();
$jsonString = file_get_contents('php://input');
$array = json_decode($jsonString, true);


if ($array["func"] === "getMessages") {
    echo json_encode($db->getMessages($array["messageId"]));
}
if ($array["func"] === "addMessage") {
    array_shift($array);
    array_push($array, time());
    $db->addMessage($array);
}