/**
* Verify Friendly URL
* Ensures the requested URL was in the correct format according to the
* friendlyurl option. If not, throw a 301 to the correct route.
*/
public function assertFriendlyUrl()
{
// API don't need to redirect
if (defined('VB_API') and VB_API === true) {
return;
}
// Only redirect on GET
if ('GET' != $_SERVER['REQUEST_METHOD']) {
return;
}
// If this route isn't valid then we'll be 404'ing anyway
if (!$this->isValid()) {
return;
}
// If we don't have an entry path then there's nothing to do
if (!($request_path = vB_Router::getEntryPath())) {
return;
}
// Allow hooks to handle non canonical urls
($hook = vBulletinHook::fetch_hook('friendlyurl_redirect_canonical_route')) ? eval($hook) : false;
// Check if we should be enforcing the canonical url
if (vB_Friendly_Url::CANON_OFF == vB::$vbulletin->options['friendlyurl_canonical']) {
return;
}
// Only redirect guests and search engines
if (vB::$vbulletin->userinfo['userid'] and !vB::$vbulletin->options['friendlyurl_canonical_registered']) {
return;
}
// Get the canonical path
if (!isset($canonical_path)) {
$canonical_path = $this->getRoutePath(false, vB_Friendly_Url::CANON_STRICT == vB::$vbulletin->options['friendlyurl_canonical'], true);
}
// Whether the request was canonical
$canonical = true;
// If no route path is specified then only rewrite can differ
if ($request_path == VB_ROUTER_SEGMENT) {
//This looks like a bug. The second "==" should be an "AND". This is based on the fact that how its written doesn't
//make a lot of sense and the behavior with the change is more consistant. However its a bug with senority at this
//point and fixing it will change how urls behave. For the time being leaving it alone is better than the risk of
//changing it.
if ((FRIENDLY_URL == FRIENDLY_URL_REWRITE) == (vB::$vbulletin->options['friendlyurl'] == FRIENDLY_URL_REWRITE)) {
return;
}
}
// Check the Friendly URL method
if (FRIENDLY_URL !== intval(vB::$vbulletin->options['friendlyurl'])) {
$canonical = false;
}
// Check URI
if ($canonical and vB_Friendly_URL::CANON_STRICT == vB::$vbulletin->options['friendlyurl_canonical']) {
if ($request_path != $canonical_path) {
// request may have been in the current charset, try utf-8
$request_path = to_utf8($request_path, vB::$vbulletin->userinfo['lang_charset']);
if ($request_path != $canonical_path) {
$canonical = false;
}
}
}
// Redirect if incorrect
if (!$canonical) {
// Get the raw redirect url
$url = $this->getCurrentURL(null, null, '', false, true);
// add any query vars
$vars = $_GET;
unset($vars[vB::$vbulletin->options['route_requestvar']]);
unset($vars['pagenumber']);
// Remove duplicate created by shortvar code
if (!empty($vars)) {
$url .= (strpos($url, '?') ? '&' : '?') . urlimplode($vars, false, true);
}
//do a quick check to ensure that we aren't trying to redirect to the url
//we came in on. This is needed primarily because of a special case where the
//friendly url logic doesn't correctly detect the rewrite URL version of the
//incoming link and will attempt to redirect because they don't match.
$url = create_full_url($url);
$cleaned_url = vB::$vbulletin->input->xss_clean(vB::$vbulletin->input->strip_sessionhash($url));
$cleaned_url = $this->domain_to_lower($cleaned_url);
//if ($url != VB_URL_CLEAN)
if (urldecode($cleaned_url) != urldecode($this->domain_to_lower(VB_URL_CLEAN))) {
// redirect to the canonical url
exec_header_redirect($url, 301);
}
}
}
/**
* Verify Friendly URL
* Ensures the requested URL was in the correct format according to the
* friendlyurl option. If not, throw a 301 to the correct route.
*/
public function assertFriendlyUrl()
{
// Only redirect on GET
if ('GET' != $_SERVER['REQUEST_METHOD'])
{
return;
}
// If this route isn't valid then we'll be 404'ing anyway
if (!$this->isValid())
{
return;
}
// If we don't have an entry path then there's nothing to do
if (!($request_path = vB_Router::getEntryPath()))
{
return;
}
// Allow hooks to handle non canonical urls
($hook = vBulletinHook::fetch_hook('friendlyurl_redirect_canonical_route')) ? eval($hook) : false;
// Check if we should be enforcing the canonical url
if (vB_Friendly_Url::CANON_OFF == vB::$vbulletin->options['friendlyurl_canonical'])
{
return;
}
// Only redirect guests and search engines
if (vB::$vbulletin->userinfo['userid'] AND !vB::$vbulletin->options['friendlyurl_canonical_registered'])
{
return;
}
// Get the canonical path
if (!isset($canonical_path))
{
$canonical_path = $this->getRoutePath(false, (vB_Friendly_Url::CANON_STRICT == vB::$vbulletin->options['friendlyurl_canonical']), true);
}
// Whether the request was canonical
$canonical = true;
// If no route path is specified then only rewrite can differ
if ($request_path == VB_ROUTER_SEGMENT)
{
if ((FRIENDLY_URL == FRIENDLY_URL_REWRITE) == (vB::$vbulletin->options['friendlyurl'] == FRIENDLY_URL_REWRITE))
{
return;
}
}
// Check the Friendly URL method
if (FRIENDLY_URL !== intval(vB::$vbulletin->options['friendlyurl']))
{
$canonical = false;
}
// Check URI
if ($canonical AND (vB_Friendly_URL::CANON_STRICT == vB::$vbulletin->options['friendlyurl_canonical']))
{
if ($request_path != $canonical_path)
{
// request may have been in the current charset, try utf-8
$request_path = to_utf8($request_path, vB::$vbulletin->userinfo['lang_charset']);
if ($request_path != $canonical_path)
{
$canonical = false;
}
}
}
// Redirect if incorrect
if (!$canonical)
{
// Get the raw redirect url
$url = $this->getCurrentURL(null, null, '', false, true);
// add any query vars
$vars = $_GET;
unset($vars[vB::$vbulletin->options['route_requestvar']]);
if (!empty($vars))
{
$url .= (strpos($url, '?') ? '&' : '?') . urlimplode($vars, false, true);
}
// redirect to the canonical url
exec_header_redirect($url, 301);
}
}
