moodle-local_replication/trigger.php

<?php
require_once("../../config.php");

if (! function_exists('str_ends_with')) {
    function str_ends_with(string $haystack, string $needle): bool
    {
        $needle_len = strlen($needle);
        return ($needle_len === 0 || 0 === substr_compare($haystack, $needle, - $needle_len));
    }
}

$id = $_GET["id"];
$course = get_course($id);

$replicationconfig = get_config('local_replication');
$directory = $replicationconfig->directory;

if (!str_ends_with($directory, "/")) $directory = $directory . "/";

$context = context_course::instance($id);

if (!has_capability('local/replication:replicate', $context)) {
    die("User not allowed to trigger replication!");
}

if (!touch($directory . $id . "-" . $course->category . ".mew")) {
    die("Could not touch $directory$id-{$course->category}.mew");
}