public static function check($debug = false)
{
if (UPDATE_TYPE <= 0) {
if ($debug) {
ErrorHelper::logDebug('Update checking disabled in config');
}
return false;
}
$data = LoadHelper::loadCached(UpdateHelper::url, UPDATE_FREQUENCY);
if (!$data) {
if ($debug) {
ErrorHelper::logDebug('No version data loaded from server');
}
return false;
}
$data = json_decode($data);
if ($data == null) {
if ($debug) {
ErrorHelper::logDebug('No data returned from GitHub.');
}
return false;
}
if (isset($data->message) && $data->message) {
if ($debug) {
ErrorHelper::logDebug('Error from GitHub: ' . $data->message);
}
return false;
}
foreach ($data as $tag) {
if (UpdateHelper::$new == null || UpdateHelper::isRemoteNewer(UpdateHelper::$new->name, $tag->name)) {
UpdateHelper::$new = $tag;
}
}
if (UpdateHelper::$new == null) {
if ($debug) {
ErrorHelper::logDebug('No tags loaded from server');
}
return false;
}
if ($debug) {
ErrorHelper::logDebug('Newest server version is: ' . UpdateHelper::$new->name);
}
if ($debug) {
ErrorHelper::logDebug('Local version is: ' . VERSION);
}
UpdateHelper::$newVersion = UpdateHelper::$new->name;
UpdateHelper::$hasUpdate = UpdateHelper::isRemoteNewer(VERSION, UpdateHelper::$new->name);
if ($debug) {
ErrorHelper::logDebug(UpdateHelper::$hasUpdate ? "Remote newer" : "Local newer or same");
}
if (UPDATE_TYPE <= 1 || !UpdateHelper::$hasUpdate) {
return false;
}
$installedUpdate = UpdateHelper::install($debug);
return $installedUpdate;
}