/**
* Render method
* @return NULL|string
*/
public function render()
{
// Check if link wizard link
$pageUid = $this->arguments['pageUid'];
$additionalParameters = (array) $this->arguments['additionalParams'];
if (false === is_numeric($pageUid)) {
$linkConfig = GeneralUtility::unQuoteFilenames($pageUid, true);
if (true === isset($linkConfig[0])) {
$pageUid = $linkConfig[0];
}
if (true === isset($linkConfig[1]) && '-' !== $linkConfig[1]) {
$this->tag->addAttribute('target', $linkConfig[1]);
}
if (true === isset($linkConfig[2]) && '-' !== $linkConfig[2]) {
$this->tag->addAttribute('class', $linkConfig[2]);
}
if (true === isset($linkConfig[3]) && '-' !== $linkConfig[3]) {
$this->tag->addAttribute('title', $linkConfig[3]);
}
if (true === isset($linkConfig[4]) && '-' !== $linkConfig[4]) {
$additionalParametersString = trim($linkConfig[4], '&');
$additionalParametersArray = GeneralUtility::trimExplode('&', $additionalParametersString);
foreach ($additionalParametersArray as $parameter) {
list($key, $value) = GeneralUtility::trimExplode('=', $parameter);
$additionalParameters[$key] = $value;
}
}
}
// Get page via pageUid argument or current id
$pageUid = (int) $pageUid;
if (0 === $pageUid) {
$pageUid = $GLOBALS['TSFE']->id;
}
$showAccessProtected = (bool) $this->arguments['showAccessProtected'];
//TODO: Remove handling of deprecated argument
if ($this->hasArgument('linkAccessRestrictedPages')) {
$showAccessProtected = (bool) $this->arguments['linkAccessRestrictedPages'];
}
$page = $this->pageService->getPage($pageUid, $showAccessProtected);
if (empty($page)) {
return null;
}
$targetPage = $this->pageService->getShortcutTargetPage($page);
if ($targetPage !== null) {
if ($this->pageService->shouldUseShortcutTarget($this->arguments)) {
$page = $targetPage;
}
if ($this->pageService->shouldUseShortcutUid($this->arguments)) {
$pageUid = $targetPage['uid'];
}
}
// Do not render the link, if the page should be hidden
$currentLanguageUid = $GLOBALS['TSFE']->sys_language_uid;
$hidePage = $this->pageService->hidePageForLanguageUid($page, $currentLanguageUid);
if (true === $hidePage) {
return null;
}
// Get the title from the page or page overlay
$title = $this->getTitleValue($page);
// Check if we should assign page title to the template variable container
$pageTitleAs = $this->arguments['pageTitleAs'];
if (!empty($pageTitleAs)) {
$variables = [$pageTitleAs => $title];
} else {
$variables = [];
}
// Render children to see if an alternative title content should be used
$renderedTitle = $this->renderChildrenWithVariables($variables);
if (!empty($renderedTitle)) {
$title = $renderedTitle;
}
$class = [];
if ($showAccessProtected && $this->pageService->isAccessProtected($page)) {
$class[] = $this->arguments['classAccessProtected'];
}
if ($showAccessProtected && $this->pageService->isAccessGranted($page)) {
$class[] = $this->arguments['classAccessGranted'];
}
$additionalCssClasses = implode(' ', $class);
$uriBuilder = $this->controllerContext->getUriBuilder();
$uri = $uriBuilder->reset()->setTargetPageUid($pageUid)->setTargetPageType($this->arguments['pageType'])->setNoCache($this->arguments['noCache'])->setUseCacheHash(!$this->arguments['noCacheHash'])->setSection($this->arguments['section'])->setArguments($additionalParameters)->setCreateAbsoluteUri($this->arguments['absolute'])->setAddQueryString($this->arguments['addQueryString'])->setArgumentsToBeExcludedFromQueryString((array) $this->arguments['argumentsToBeExcludedFromQueryString'])->build();
$this->tag->addAttribute('href', $uri);
if (!empty($this->arguments['class'])) {
$this->tag->addAttribute('class', $this->arguments['class'] . ' ' . $additionalCssClasses);
} else {
$this->tag->addAttribute('class', $additionalCssClasses);
}
$this->tag->setContent($title);
return $this->tag->render();
}
