/**
* @see \Ableron\Install\Step\InstallationStepInterface::prepareDisplay()
*/
public function prepareDisplay()
{
// perform installation before displaying final page
$this->executeAutomatically();
// register template variables
$this->getInstaller()->getTemplateHandler()->registerVariables(array('backend.basePath' => Application::getConfig()->get('backend.basePath'), 'frontend.basePath' => Application::getConfig()->get('frontend.basePath')));
}
/**
* Checks whether the maximum inactivity time has been exceeded.
*
* Returns TRUE in case the maximum inactivity time has not been exceeded.
* Otherwise returns FALSE.
*
* @see \Ableron\Core\Session\Validators\ValidatorInterface::isValid()
*/
public function isValid(SessionEntity $session)
{
// get setting key for the timeout to use
$settingKeySessionInactivityTimeout = Application::getRequestHandler()->isFrontendRequest() ? 'session.frontend.inactivityTimeoutValidator.timeout' : 'session.backend.inactivityTimeoutValidator.timeout';
// return whether session has timed out
return $session->getLastActivityTime() > DateUtil::getCurrentUtcDateTime()->sub(Application::getConfig()->get($settingKeySessionInactivityTimeout));
}
/**
* Initializes the request handler.
*/
public function __construct()
{
// set request object
$this->setRequest(new HttpRequest($this->getRequestUri(), EnvironmentUtil::getEnvironmentVariable('REQUEST_METHOD'), $this->getRequestHttpVersion(), $this->getRequestHeaders(), $_GET, $_POST, $this->getRequestCookies()));
// get the URLs we need
$frontendBaseUrl = new Uri(rtrim(rtrim(EnvironmentUtil::getSiteUrl()->toString(), '/') . Application::getConfig()->get('frontend.basePath'), '/'));
$backendBaseUrl = new Uri(rtrim(rtrim(EnvironmentUtil::getSiteUrl()->toString(), '/') . Application::getConfig()->get('backend.basePath'), '/'));
$requestPath = $this->getRequest()->getUri()->getPath();
// set whether we have a frontend request
$this->isFrontendRequest = $this->checkIsFrontendRequest($frontendBaseUrl, $backendBaseUrl, $this->getRequest()->getUri()->getHost(), $requestPath);
// determine module base path
$this->moduleBasePath = '/' . explode('/', trim(StringUtil::getSubstring($requestPath, StringUtil::getLength($this->isFrontendRequest ? $frontendBaseUrl->getPath() : $backendBaseUrl->getPath())), '/'), 2)[0];
// get requested module
$this->requestedModule = Application::getModuleManager()->findModuleByBasePath($this->moduleBasePath, $this->isFrontendRequest);
// make sure module base path points to an existing module
if ($this->requestedModule === null || !$this->requestedModule->isActive()) {
$this->moduleBasePath = '/';
$this->requestedModule = Application::getModuleManager()->findModuleByBasePath($this->moduleBasePath, $this->isFrontendRequest);
}
// set module request URI
$this->setModuleRequestUri(new Uri('/' . ltrim(StringUtil::getSubstring($requestPath, StringUtil::getLength($this->isFrontendRequest ? $frontendBaseUrl->getPath() : $backendBaseUrl->getPath()) + StringUtil::getLength($this->moduleBasePath)), '/')));
$this->getModuleRequestUri()->setQuery($this->getRequest()->getUri()->getQuery());
}
/**
* Returns all enabled session validators.
*
* @return \Ableron\Lib\Collections\Implementations\ObjectSet
*/
protected function getValidators()
{
if ($this->validators === null) {
// init object set of validators
$this->validators = new ObjectSet(ValidatorInterface::class);
// get setting keys
$settingKeySessionInactivityTimeoutValidatorEnabled = Application::getRequestHandler()->isFrontendRequest() ? 'session.frontend.inactivityTimeoutValidator.isEnabled' : 'session.backend.inactivityTimeoutValidator.isEnabled';
$settingKeySessionUserAgentValidatorEnabled = Application::getRequestHandler()->isFrontendRequest() ? 'session.frontend.userAgentValidator.isEnabled' : 'session.backend.userAgentValidator.isEnabled';
$settingKeySessionIpAddressValidatorEnabled = Application::getRequestHandler()->isFrontendRequest() ? 'session.frontend.ipAddressValidator.isEnabled' : 'session.backend.ipAddressValidator.isEnabled';
// handle inactivity timeout validator
if (Application::getConfig()->get($settingKeySessionInactivityTimeoutValidatorEnabled)) {
$this->validators->add(new InactivityTimeoutValidator());
}
// handle user agent validator
if (Application::getConfig()->get($settingKeySessionUserAgentValidatorEnabled)) {
$this->validators->add(new UserAgentValidator());
}
// handle IP address validator
if (Application::getConfig()->get($settingKeySessionIpAddressValidatorEnabled)) {
$this->validators->add(new IpAddressValidator());
}
}
return $this->validators;
}
/**
* Returns the base URL of the current area, i.e. either the base URL of the
* frontend or the base URL of the backend.
*
* @return \Ableron\Lib\Net\Uri
*/
public static function getBaseUrl()
{
return clone CacheUtil::getFromCache(self::getCache(), __FUNCTION__, function () {
// get setting key of the base path to use
$settingKeyBasePath = Application::getRequestHandler()->isFrontendRequest() ? 'frontend.basePath' : 'backend.basePath';
// calculate and return base path
return (new Uri(rtrim(rtrim(self::getSiteUrl()->toString(), '/') . '/' . trim(Application::getConfig()->get($settingKeyBasePath), '/'), '/')))->normalize();
});
}
/**
* Sends the response content.
*
* Compresses the output automatically if possible.
*
* Discards all output sent using echo/print.
*
* There has been a problem with ob_gzhandler + empty response body + HTTP
* status code 304 in at least PHP 5.2. This problem does not seem to exist
* anymore in PHP 5.4.
*
* @link https://bugs.php.net/bug.php?id=51579
* @link http://www.php.net/manual/en/function.ob-gzhandler.php#97385
* @return void
*/
private function sendResponseContent()
{
// let ob_gzhandler manage the compression
if (Application::getConfig()->get('performance.outputCompression.isEnabled') && ABLERON_EXT_ZLIB_AVAILABLE && !$this->transparentOutputCompressionEnabled() && !$this->getResponse()->getContentType()->hasBinaryContent() && !$this->getResponse()->isRedirect()) {
ob_end_clean();
ob_start('ob_gzhandler');
}
// send current content
echo $this->getResponse()->getContent();
// clear response content cache
$this->getResponse()->setContent('');
}
/**
* Initializes the security handler.
*/
public function __construct()
{
$this->csrfProtector = new CsrfProtector(Application::getConfig()->get('security.csrfProtection.tokenLength'));
}
