"{{ to }}",
{% endfor %}
);
$gone = array(
{% for gone in gones %}
"{{ gone }}" => true,
{% endfor %}
);
function redirect_to($uri) {
header('HTTP/1.1 301 Moved Permanently');
if (preg_match("/^https?/", $uri))
$target = $uri;
else
$target = '{{ site.url }}/'. trim($uri, '/') . '/';
header("Location: ". $target);
exit;
}
function gone($uri) {
header('HTTP/1.1 410 Gone');
die('
Gone
This content was deleted.
{{ site.domain }}
');
}
function notfound() {
header('HTTP/1.0 404 Not Found');
die('
Not found
This was not found.
Please search for it instead.
');
}
function maybe_redirect($uri) {
if (file_exists("./$uri/index.html")) {
redirect_to($uri);
}
}
$uri = filter_var($_SERVER['REQUEST_URI'], FILTER_SANITIZE_URL);
$uri = str_replace('../', '', $uri);
$uri = str_replace('/feed/', '', $uri);
$uri = str_replace('/atom/', '', $uri);
$uri = trim($uri, '/');
if (isset($gone[$uri]))
gone($uri);
elseif (isset($redirects[$uri]))
redirect_to($redirects[$uri]);
elseif (strstr($uri, '_'))
maybe_redirect(str_replace('_', '-', $uri));
else
notfound();