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<?php
// Create cache dir
if (!file_exists($_SERVER['DOCUMENT_ROOT'] . "/data/webcontent/cache")) {
mkdir($_SERVER['DOCUMENT_ROOT'] . "/data/webcontent/cache");
}
function cacheCheck(string $page) {
/* // If something goes wrong, use cache anyway
$cache = true;
// Get a list of enabled widgets
$widgets = json_decode(file_get_contents($_SERVER['DOCUMENT_ROOT'] . "/data/webcontent/widgets.json"));
if (json_last_error() != JSON_ERROR_NONE) { // If data is corrupted, silently think there are no widgets
$list = [];
rlgps("Warning: Widget information is corrupted");
} else {
$list = $widgets->list;
}
// Check if there is (at least) one widget that disables cache
foreach ($list as $widget) {
$data = json_decode(file_get_contents($_SERVER['DOCUMENT_ROOT'] . "/widgets/$widget/feature.json"));
if (json_last_error() == JSON_ERROR_NONE) {
if (isset($data->cache)) {
if (is_bool($data->cache)) {
$cache = $data->cache;
if ($data->cache == false) {
rlgps("Widget \"$widget\" prevents the use of cache");
}
}
}
} else {
rlgps("Warning: Metadata for the widget \"$widget\" is corrupted");
}
}
// Check if an update has been installed
if (file_exists($_SERVER['DOCUMENT_ROOT'] . "/data/webcontent/cache/last_version")) {
if (file_get_contents($_SERVER['DOCUMENT_ROOT'] . "/data/webcontent/cache/last_version") == file_get_contents($_SERVER['DOCUMENT_ROOT'] . "/api/version")) {} else {
$cache = false;
require $_SERVER['DOCUMENT_ROOT'] . "/api/admin/cache_content_reset.php";
file_put_contents($_SERVER['DOCUMENT_ROOT'] . "/data/webcontent/cache/last_version", file_get_contents($_SERVER['DOCUMENT_ROOT'] . "/api/version"));
}
} else {
$cache = false;
require $_SERVER['DOCUMENT_ROOT'] . "/api/admin/cache_content_reset.php";
file_put_contents($_SERVER['DOCUMENT_ROOT'] . "/data/webcontent/cache/last_version", file_get_contents($_SERVER['DOCUMENT_ROOT'] . "/api/version"));
}
// Is there any widget that disables cache?
if ($cache) { // no
// Does the cached version exists?
if (file_exists($_SERVER['DOCUMENT_ROOT'] . "/data/webcontent/cache/page-" . $page)) { // yes
header("X-FNS-NeutronCache: yes");
echo(file_get_contents($_SERVER['DOCUMENT_ROOT'] . "/data/webcontent/cache/page-" . $page)); // So let's output it
require_once $_SERVER['DOCUMENT_ROOT'] . "/resources/private/debug.php";debugDump(); // And debug if needed
return true;
} else { // no
header("X-FNS-NeutronCache: no");
return false; // Let the engine-cyclic render the page
}
} else { // yes
header("X-FNS-NeutronCache: no");
return false; // Let the engine-cyclic render the page
} */
// Cache is now completely disabled due to problems
return false;
}
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