Mautic 3 upgrade script debug

m3-upgrade-debug.php

<?php

/*
===========
PLEASE DELETE THIS FILE WHEN YOU'VE FINISHED DEBUGGING!

Run on the CLI with:
php m3-upgrade-debug.php
===========
*/

define('MAUTIC_ROOT', __DIR__);

// Data we fetch from a special JSON file to control upgrade behavior, like e.g. the download URL.
$data = make_request('https://updates.mautic.org/upgrade-configs/m2-to-m3.json', 'GET');
$updateData = json_decode($data, true);

var_dump($updateData);

function make_request($url, $method = 'GET', $data = null)
{
    $method  = strtoupper($method);
    $ch      = curl_init();
    $timeout = 15;
    if ($data && 'POST' == $method) {
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
    }
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
    // The CA file doesn't exist while we move all Mautic 2 files to a temp folder. We won't need it anyway on most servers nowadays.
    if (file_exists(MAUTIC_ROOT . '/vendor/joomla/http/src/Transport/cacert.pem')) {
        curl_setopt($ch, CURLOPT_CAINFO, MAUTIC_ROOT . '/vendor/joomla/http/src/Transport/cacert.pem');
    }
    $data = curl_exec($ch);
    curl_close($ch);

    return $data;
}