silverstripe-framework/core/control/RootURLController.php

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<?php
/**
* This controller handles what happens when you visit the root URL.
*
* @package sapphire
* @subpackage control
*/
class RootURLController extends Controller {
protected static $is_at_root = false;
public function init() {
Director::set_site_mode('site');
parent::init();
}
public function handleRequest($request) {
self::$is_at_root = true;
$this->pushCurrent();
$this->init();
$controller = new ModelAsController();
$request = new HTTPRequest("GET", self::get_homepage_urlsegment().'/', $request->getVars(), $request->postVars());
$request->match('$URLSegment//$Action', true);
$result = $controller->handleRequest($request);
$this->popCurrent();
return $result;
}
/**
* Return the URL segment for the current HTTP_HOST value
*/
static function get_homepage_urlsegment() {
// Temporarily restricted to MySQL database while testing db abstraction
if(DB::getConn() instanceof MySQLDatabase) {
$host = $_SERVER['HTTP_HOST'];
$host = str_replace('www.','',$host);
$SQL_host = str_replace('.','\\.',Convert::raw2sql($host));
$homePageOBJ = DataObject::get_one("SiteTree", "HomepageForDomain REGEXP '(,|^) *$SQL_host *(,|\$)'");
} else {
$homePageOBJ = null;
}
if($homePageOBJ) {
return $homePageOBJ->URLSegment;
} else {
return 'home';
}
}
/**
* Returns true if we're currently on the root page and should be redirecting to the root
* Doesn't take into account actions, post vars, or get vars
*/
static function should_be_on_root(SiteTree $currentPage) {
if(!self::$is_at_root) return self::get_homepage_urlsegment() == $currentPage->URLSegment;
else return false;
}
}
?>