/**
* Find a URI segment in the content dimension presets for the given "language" dimension values
*
* This will do a reverse lookup from actual dimension values to a preset and fall back to the default preset if none
* can be found.
*
* @param array $dimensionsValues An array of dimensions and their values, indexed by dimension name
* @param boolean $currentNodeIsSiteNode If the current node is actually the site node
* @return string
* @throws \Exception
*/
protected function getUriSegmentForDimensions(array $dimensionsValues, $currentNodeIsSiteNode)
{
$uriSegment = '';
$allDimensionPresetsAreDefault = TRUE;
foreach ($this->contentDimensionPresetSource->getAllPresets() as $dimensionName => $dimensionPresets) {
$preset = NULL;
if (isset($dimensionsValues[$dimensionName])) {
$preset = $this->contentDimensionPresetSource->findPresetByDimensionValues($dimensionName, $dimensionsValues[$dimensionName]);
}
$defaultPreset = $this->contentDimensionPresetSource->getDefaultPreset($dimensionName);
if ($preset === NULL) {
$preset = $defaultPreset;
}
if ($preset !== $defaultPreset) {
$allDimensionPresetsAreDefault = FALSE;
}
if (!isset($preset['uriSegment'])) {
throw new \Exception(sprintf('No "uriSegment" configured for content dimension preset "%s" for dimension "%s". Please check the content dimension configuration in Settings.yaml', $preset['identifier'], $dimensionName), 1395824520);
}
$uriSegment .= $preset['uriSegment'] . '_';
}
if ($allDimensionPresetsAreDefault && $currentNodeIsSiteNode) {
return '/';
} else {
return ltrim(trim($uriSegment, '_') . '/', '/');
}
}
/**
* @param ComponentContext $componentContext
* @return void
*/
public function handle(ComponentContext $componentContext)
{
$httpRequest = $componentContext->getHttpRequest();
$requestPath = $httpRequest->getUri()->getPath();
$firstRequestPathSegment = explode('/', ltrim($requestPath, '/'))[0];
//Check if url contains user, if so, don't detect language
if (strpos($requestPath, '@user-')) {
return;
}
if (isset($this->options['allowedMethods']) && !in_array($httpRequest->getMethod(), $this->options['allowedMethods'])) {
//the current HTTP method is not within the allow methods, abort!
return;
}
$preset = null;
if (!isset($this->options['ignoreSegments']) || !in_array($firstRequestPathSegment, $this->options['ignoreSegments'])) {
$preset = $this->findPreset($firstRequestPathSegment);
if ($preset !== null) {
//uri contains a valid language segment => no need for us to proceed
return;
}
} else {
//the configuration told us to ignore this segment => no need for us to proceed
return;
}
$defaultPreset = $this->contentDimensionPresetSource->getDefaultPreset('language');
$referer = $httpRequest->getHeaders()->get('Referer');
$refererInfo = $this->parseUriInfo($referer);
$currentInfo = $this->parseUriInfo((string) $httpRequest->getUri());
$varnishInfo = isset($this->varnishSettings['varnishUrl']) ? $this->parseUriInfo($this->varnishSettings['varnishUrl']) : null;
if ($refererInfo['host'] == $currentInfo['host'] || $varnishInfo !== null && $refererInfo['host'] == $varnishInfo['host']) {
$firstRefererRequestPathSegment = explode('/', ltrim($refererInfo['requestPath'], '/'))[0];
$refererPreset = $preset = $this->findPreset($firstRefererRequestPathSegment);
if (empty($firstRequestPathSegment) && $refererPreset !== null && empty(ltrim(str_replace($firstRefererRequestPathSegment, '', $refererInfo['requestPath']), '/'))) {
$preset = $defaultPreset;
} else {
$preset = $refererPreset;
}
} else {
$detectedLocale = $this->localeDetector->detectLocaleFromHttpHeader($httpRequest->getHeader('Accept-Language'));
if ($detectedLocale instanceof Locale) {
$preset = $this->findPreset($detectedLocale->getLanguage());
if ($preset !== null && empty(trim($requestPath, " \t\n\r\v/")) && $preset['uriSegment'] == $defaultPreset['uriSegment']) {
//we're on the homepage, and the browsers language is equal to the default language => no need for us to proceed
return;
}
}
}
if ($preset === null) {
$preset = $defaultPreset;
}
if ($preset === null) {
throw new Exception("Couldn't resolve the language and default language is not set. Check your language config.");
return;
}
$uri = $httpRequest->getUri();
if (isset($this->httpSettings['baseUri'])) {
$baseInfo = $this->parseUriInfo($this->httpSettings['baseUri']);
$uri->setHost($baseInfo['host']);
}
if (isset($this->httpSettings['port'])) {
$uri->setPort($this->httpSettings['port']);
}
if (isset($this->httpSettings['username'])) {
$uri->setUsername($this->httpSettings['username']);
}
if (isset($this->httpSettings['password'])) {
$uri->setUsername($this->httpSettings['password']);
}
$uri->setPath('/' . $preset['uriSegment'] . $requestPath);
$response = $componentContext->getHttpResponse();
$response->setContent(sprintf('<html><head><meta http-equiv="refresh" content="0;url=%s"/></head></html>', htmlentities((string) $uri, ENT_QUOTES, 'utf-8')));
$response->setHeader('Location', (string) $uri);
$componentContext->setParameter(ComponentChain::class, 'cancel', TRUE);
}