public static function handleRequest()
{
// handle emergence request
if (static::$pathStack[0] == 'emergence') {
array_shift(static::$pathStack);
return Emergence::handleRequest();
}
// handle CORS headers
if (isset($_SERVER['HTTP_ORIGIN'])) {
$hostname = strtolower(parse_url($_SERVER['HTTP_ORIGIN'], PHP_URL_HOST));
if ($hostname == strtolower(static::$hostname) || static::$permittedOrigins == '*' || in_array($hostname, static::$permittedOrigins)) {
header('Access-Control-Allow-Origin: ' . $_SERVER['HTTP_ORIGIN']);
header('Access-Control-Allow-Credentials: true');
//header('Access-Control-Max-Age: 86400')
} else {
header('HTTP/1.1 403 Forbidden');
exit;
}
}
if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS' && isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_METHOD'])) {
header('Access-Control-Allow-Methods: ' . $_SERVER['HTTP_ACCESS_CONTROL_REQUEST_METHOD']);
if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS'])) {
header('Access-Control-Allow-Headers: ' . $_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']);
}
exit;
}
// try to resolve URL in site-root
$rootNode = static::getRootCollection('site-root');
$resolvedNode = $rootNode;
static::$resolvedPath = array();
// handle default page request
if (empty(static::$pathStack[0]) && static::$defaultPage) {
static::$pathStack[0] = static::$defaultPage;
}
// crawl down path stack until a handler is found
while ($handle = array_shift(static::$pathStack)) {
$scriptHandle = substr($handle, -4) == '.php' ? $handle : $handle . '.php';
if ($resolvedNode && method_exists($resolvedNode, 'getChild') && ($scriptHandle && ($childNode = $resolvedNode->getChild($scriptHandle)) || ($childNode = $resolvedNode->getChild($handle))) || $scriptHandle && ($childNode = Emergence::resolveFileFromParent('site-root', array_merge(static::$resolvedPath, array($scriptHandle)))) || ($childNode = Emergence::resolveFileFromParent('site-root', array_merge(static::$resolvedPath, array($handle))))) {
$resolvedNode = $childNode;
if (is_a($resolvedNode, 'SiteFile')) {
static::$resolvedPath[] = $scriptHandle;
break;
}
} else {
$resolvedNode = false;
//break;
}
static::$resolvedPath[] = $handle;
}
if ($resolvedNode) {
// prevent caching by default
header('Cache-Control: max-age=0, no-cache, no-store, must-revalidate');
header('Pragma: no-cache');
if (is_callable(static::$onRequestMapped)) {
call_user_func(static::$onRequestMapped, $resolvedNode);
}
// switch collection result to its _index.php if found
if (is_a($resolvedNode, 'SiteCollection') && (($indexNode = $resolvedNode->getChild('_index.php')) || ($indexNode = Emergence::resolveFileFromParent('site-root', array_merge(static::$resolvedPath, array('_index.php')))))) {
$resolvedNode = $indexNode;
}
if ($resolvedNode->MIMEType == 'application/php') {
// TODO: execute _all.php handlers, cache the list of them for the containing collection
static::executeScript($resolvedNode);
} elseif (is_callable(array($resolvedNode, 'outputAsResponse'))) {
if (!is_a($resolvedNode, 'SiteFile') && !static::$listCollections) {
static::respondNotFound();
}
if (is_callable(static::$onBeforeStaticResponse)) {
call_user_func(static::$onBeforeStaticResponse, $resolvedNode);
}
$resolvedNode->outputAsResponse();
} else {
static::respondNotFound();
}
} else {
static::respondNotFound();
}
}
public static function handleRequest()
{
// TODO: try global handle lookup?
// resolve URL in root
$resolvedNode = false;
$rootNode = static::getRootCollection('site-root');
// handle root request - default page
if (empty(static::$pathStack[0]) && static::$defaultPage) {
static::$pathStack[0] = static::$defaultPage;
}
// route request
if (static::$pathStack[0] == 'emergence') {
array_shift(static::$pathStack);
return Emergence::handleRequest();
} elseif (static::$pathStack[0] == 'parent-refresh' && $_REQUEST['key'] == static::$controlKey) {
DB::nonQuery('DELETE FROM `%s` WHERE CollectionID IN (SELECT ID FROM `%s` WHERE SiteID != %u)', array(SiteFile::$tableName, SiteCollection::$tableName, Site::getSiteID()));
die('Cleared ' . DB::affectedRows() . ' cached files');
} else {
$resolvedNode = $rootNode;
$resolvedPath = array();
while ($handle = array_shift(static::$pathStack)) {
$scriptHandle = substr($handle, -4) == '.php' ? $handle : $handle . '.php';
//printf('%s: (%s)/(%s) - %s<br>', $resolvedNode->Handle, $handle, implode('/',static::$pathStack), $scriptHandle);
if ($resolvedNode && method_exists($resolvedNode, 'getChild') && (($childNode = $resolvedNode->getChild($handle)) || $scriptHandle && ($childNode = $resolvedNode->getChild($scriptHandle))) || ($childNode = Emergence::resolveFileFromParent('site-root', array_merge($resolvedPath, array($handle)))) || $scriptHandle && ($childNode = Emergence::resolveFileFromParent('site-root', array_merge($resolvedPath, array($scriptHandle))))) {
$resolvedNode = $childNode;
if (is_a($resolvedNode, 'SiteFile')) {
break;
}
} else {
$resolvedNode = false;
//break;
}
$resolvedPath[] = $handle;
}
}
if ($resolvedNode) {
// create session
if (static::$autoCreateSession && $resolvedNode->MIMEType == 'application/php') {
$GLOBALS['Session'] = UserSession::getFromRequest();
}
if (is_callable(static::$onRequestMapped)) {
call_user_func(static::$onRequestMapped, $resolvedNode);
}
if ($resolvedNode->MIMEType == 'application/php') {
require $resolvedNode->RealPath;
exit;
} elseif (!is_callable(array($resolvedNode, 'outputAsResponse'))) {
//throw new Exception('Node does not support rendering');
static::respondNotFound();
} else {
$resolvedNode->outputAsResponse();
}
} else {
static::respondNotFound();
}
}
