/**
* check whether a an XMLHttpRequest was submitted
* this will look for a key 'xmlHttpRequest' in both GET and POST and
* set the Controller::isXhr flag and
* decode the parameters accordingly into their ParameterBages
* in addition the presence of ifuRequest in GET is checked for handling IFRAME uploads
*
* this method is geared to fully support the vxJS.widget.xhrForm()
*/
private function prepareForXhr()
{
// do we have a GET XHR?
if ($this->request->getMethod() === 'GET' && $this->request->query->get('xmlHttpRequest')) {
$this->xhrBag = $this->request->query;
foreach (json_decode($this->xhrBag->get('xmlHttpRequest'), TRUE) as $key => $value) {
$this->xhrBag->set($key, $value);
}
} else {
if ($this->request->getMethod() === 'POST' && $this->request->request->get('xmlHttpRequest')) {
$this->xhrBag = $this->request->request;
foreach (json_decode($this->xhrBag->get('xmlHttpRequest'), TRUE) as $key => $value) {
$this->xhrBag->set($key, $value);
}
} else {
if ($this->request->query->get('ifuRequest')) {
// POST already contains all the parameters
$this->request->request->set('httpRequest', 'ifuSubmit');
} else {
$this->isXhr = FALSE;
return;
}
}
}
$this->isXhr = TRUE;
// handle request for apc upload poll, this will not be left to individual controller
if ($this->xhrBag && $this->xhrBag->get('httpRequest') === 'apcPoll') {
$id = $this->xhrBag->get('id');
if ($this->config->server['apc_on'] && $id) {
$apcData = apc_fetch('upload_' . $id);
}
if (isset($apcData['done']) && $apcData['done'] == 1) {
apc_clear_cache('user');
}
JsonResponse::create($apcData)->send();
exit;
}
}
/**
* initialize parameter bag
* parameterbag is either supplied, or depending on request method retrieved from request object
*
* @param ParameterBag $bag
* @return HtmlForm
*
*/
public function bindRequestParameters(ParameterBag $bag = NULL)
{
if ($bag) {
$this->requestValues = $bag;
} else {
if ($this->request->getMethod() == 'GET') {
$this->requestValues = $this->request->query;
} else {
$this->requestValues = $this->request->request;
}
}
// set form element values
foreach ($this->elements as $name => $element) {
if (is_array($element)) {
$this->setElementArrayRequestValue($name);
} else {
$this->setElementRequestValue($element);
}
}
return $this;
}
/**
* callback to turn href shortcuts into site conform valid URLs
*
* $/foo/bar?baz=1 becomes /foo/bar?baz=1 or index.php/foo/bar?baz=1
*
* @param array $matches
* @return string
*/
private function filterHref($matches)
{
static $script;
static $niceUri;
if (empty($script)) {
$script = trim(Request::createFromGlobals()->getScriptName(), '/');
}
if (empty($niceUri)) {
$niceUri = Application::getInstance()->getConfig()->site->use_nice_uris == 1;
}
$matches[4] = html_entity_decode($matches[4]);
$uriParts = array();
if ($niceUri) {
if ($script !== 'index.php') {
$uriParts[] = basename($script, '.php');
}
} else {
$uriParts[] = $script;
}
if ($matches[3] !== '') {
$uriParts[] = $matches[3];
}
$uri = implode('/', $uriParts) . $matches[4];
return "<a{$matches[1]} href={$matches[2]}/{$uri}{$matches[2]}{$matches[5]}>";
}
/**
* render menu markup
*
* @return string
*/
public function render()
{
// check authentication
if (!$this->authenticateMenu($this->menu)) {
return '';
}
// if menu has not been prepared yet, do it now (caching avoids re-parsing for submenus)
if (!in_array($this->menu, self::$primedMenus, TRUE)) {
// clear selected menu entries (which remain in the session)
$this->clearSelectedMenuEntries($this->menu);
// walk entire menu and add dynamic entries where necessary
$this->completeMenu($this->menu);
// prepare path segments to identify active menu entries
$this->pathSegments = explode('/', trim($this->request->getPathInfo(), '/'));
// skip script name
if ($this->useNiceUris && basename($this->request->getScriptName()) != 'index.php') {
array_shift($this->pathSegments);
}
// skip locale if one found
if (count($this->pathSegments) && Application::getInstance()->hasLocale($this->pathSegments[0])) {
array_shift($this->pathSegments);
}
// walk tree until an active entry is reached
$this->walkMenuTree($this->menu, $this->pathSegments[0] === '' ? explode('/', $this->route->getPath()) : $this->pathSegments);
// cache menu for multiple renderings
self::$primedMenus[] = $this->menu;
}
$htmlId = $this->id . 'menu';
// drill down to required submenu (if only submenu needs to be rendered)
$m = $this->menu;
if ($this->level !== FALSE) {
$htmlId .= '_level_' . $this->level;
if ($this->level > 0) {
while ($this->level-- > 0) {
$e = $this->menu->getSelectedEntry();
if (!$e || !$e->getSubMenu()) {
break;
}
$m = $e->getSubMenu();
}
if ($this->level >= 0) {
return '';
}
}
}
// output
// instantiate renderer class, defaults to SimpleListRenderer
if (!empty($this->decorator)) {
$rendererName = $this->decorator;
} else {
$rendererName = 'SimpleList';
}
$className = __NAMESPACE__ . '\\Menu\\Renderer\\' . $rendererName . 'Renderer';
$renderer = new $className($m);
$renderer->setParameters($this->renderArgs);
// enable or disable display of submenus
$m->setShowSubmenus($this->level === FALSE);
// enable or disable always active menu
$m->setForceActive(self::$forceActiveMenu);
// if no container tag was specified, use a DIV element
if (!isset($this->renderArgs['containerTag'])) {
$this->renderArgs['containerTag'] = 'div';
}
// omit wrapper, if a falsy container tag was specified
if ($this->renderArgs['containerTag']) {
return sprintf('<%1$s%2$s>%3$s</%1$s>', $this->renderArgs['containerTag'], isset($this->renderArgs['omitId']) && $this->renderArgs['omitId'] ? '' : ' id="' . $htmlId . '"', $renderer->render());
}
return $renderer->render();
}
/**
* redirect using configured redirect information
* if route has no redirect set, redirect will lead to "start page"
*
* @param array $queryParams
* @param number $statusCode
*/
public function redirect($queryParams = [], $statusCode = 302)
{
$request = Request::createFromGlobals();
$application = Application::getInstance();
$urlSegments = [$request->getSchemeAndHttpHost()];
if ($application->hasNiceUris()) {
if (($scriptName = basename($request->getScriptName(), '.php')) !== 'index') {
$urlSegments[] = $scriptName;
}
} else {
$urlSegments[] = trim($request->getScriptName(), '/');
}
if (count($queryParams)) {
$query = '?' . http_build_query($queryParams);
} else {
$query = '';
}
return new RedirectResponse(implode('/', $urlSegments) . '/' . $this->redirect . $query);
}
/**
*
* @param string $scriptName (e.g. index.php, admin.php)
* @param array $pathSegments
*
* @return \vxPHP\Routing\Route
*/
private static function getRouteFromConfig($scriptName, array $pathSegments = NULL)
{
$routes = Application::getInstance()->getConfig()->routes;
// if no page given try to get the first from list
if (is_null($pathSegments) && isset($routes[$scriptName])) {
return array_shift($routes[$scriptName]);
}
$pathToCheck = implode('/', $pathSegments);
$requestMethod = Request::createFromGlobals()->getMethod();
$foundRoute = NULL;
$default = NULL;
// iterate over routes and try to find the "best" match
foreach ($routes[$scriptName] as $route) {
// keep default route as fallback, when no match is found
if ($route->getRouteId() === 'default') {
$default = $route;
}
// pick route only when request method requirement is met
if (preg_match('~(?:/|^)' . $route->getMatchExpression() . '(?:/|$)~', $pathToCheck) && $route->allowsRequestMethod($requestMethod)) {
// if no route was found yet, pick this first match
if (!isset($foundRoute)) {
$foundRoute = $route;
} else {
// if a route has been found previously, choose the more "precise" and/or later one
// choose the route with more satisfied placeholders
// @todo could be optimized
if (count(self::getSatisfiedPlaceholders($route, $pathToCheck)) >= count(self::getSatisfiedPlaceholders($foundRoute, $pathToCheck))) {
$foundRoute = $route;
}
}
}
}
// return "normal" route, if found
if (isset($foundRoute)) {
return $foundRoute;
}
// return default route as fallback (if available)
return $default;
}
