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<?php
/**
* Pimcore
*
* This source file is available under two different licenses:
* - GNU General Public License version 3 (GPLv3)
* - Pimcore Commercial License (PCL)
* Full copyright and license information is available in
* LICENSE.md which is distributed with this source code.
*
* @copyright Copyright (c) Pimcore GmbH (http://www.pimcore.org)
* @license http://www.pimcore.org/license GPLv3 and PCL
*/
namespace Pimcore\Navigation;
use Pimcore\Cache as CacheManager;
use Pimcore\Http\RequestHelper;
use Pimcore\Logger;
use Pimcore\Model\Document;
use Pimcore\Model\Site;
use Pimcore\Navigation\Iterator\PrefixRecursiveFilterIterator;
use Pimcore\Navigation\Page\Document as DocumentPage;
use Pimcore\Navigation\Page\Url;
/**
* @internal
*/
class Builder
{
/**
* @var RequestHelper
*/
private $requestHelper;
/**
* @var string
*/
protected $htmlMenuIdPrefix;
/**
* @var string
*/
protected $pageClass = DocumentPage::class;
/**
* @var int
*/
private $currentLevel = 0;
/**
* @var array
*/
private $navCacheTags = [];
/**
* @param RequestHelper $requestHelper
* @param string|null $pageClass
*/
public function __construct(RequestHelper $requestHelper, string $pageClass = null)
{
$this->requestHelper = $requestHelper;
if (null !== $pageClass) {
$this->pageClass = $pageClass;
}
}
/**
* @param Document|null $activeDocument
* @param Document|null $navigationRootDocument
* @param string|null $htmlMenuIdPrefix
* @param \Closure|null $pageCallback
* @param bool|string $cache
* @param int|null $maxDepth
* @param int|null $cacheLifetime
*
* @return mixed|\Pimcore\Navigation\Container
*
* @throws \Exception
*/
public function getNavigation($activeDocument = null, $navigationRootDocument = null, $htmlMenuIdPrefix = null, $pageCallback = null, $cache = true, ?int $maxDepth = null, ?int $cacheLifetime = null)
{
$cacheEnabled = $cache !== false;
$this->htmlMenuIdPrefix = $htmlMenuIdPrefix;
if (!$navigationRootDocument) {
$navigationRootDocument = Document::getById(1);
}
// the cache key consists out of the ID and the class name (eg. for hardlinks) of the root document and the optional html prefix
$cacheKeys = ['root_id__' . $navigationRootDocument->getId(), $htmlMenuIdPrefix, get_class($navigationRootDocument)];
if (Site::isSiteRequest()) {
$site = Site::getCurrentSite();
$cacheKeys[] = 'site__' . $site->getId();
}
if (is_string($cache)) {
$cacheKeys[] = 'custom__' . $cache;
}
if ($pageCallback instanceof \Closure) {
$cacheKeys[] = 'pageCallback_' . closureHash($pageCallback);
}
if ($maxDepth) {
$cacheKeys[] = 'maxDepth_' . $maxDepth;
}
$cacheKey = 'nav_' . md5(serialize($cacheKeys));
$navigation = CacheManager::load($cacheKey);
if (!$navigation || !$cacheEnabled) {
$navigation = new \Pimcore\Navigation\Container();
$this->navCacheTags = ['output', 'navigation'];
if ($navigationRootDocument->hasChildren()) {
$this->currentLevel = 0;
$rootPage = $this->buildNextLevel($navigationRootDocument, true, $pageCallback, [], $maxDepth);
$navigation->addPages($rootPage);
}
// we need to force caching here, otherwise the active classes and other settings will be set and later
// also written into cache (pass-by-reference) ... when serializing the data directly here, we don't have this problem
if ($cacheEnabled) {
CacheManager::save($navigation, $cacheKey, $this->navCacheTags, $cacheLifetime, 999, true);
}
}
// set active path
$activePages = [];
if ($this->requestHelper->hasMainRequest()) {
$request = $this->requestHelper->getMainRequest();
// try to find a page matching exactly the request uri
$activePages = $this->findActivePages($navigation, 'uri', $request->getRequestUri());
if (empty($activePages)) {
// try to find a page matching the path info
$activePages = $this->findActivePages($navigation, 'uri', $request->getPathInfo());
}
}
if ($activeDocument instanceof Document) {
if (empty($activePages)) {
// use the provided pimcore document
$activePages = $this->findActivePages($navigation, 'realFullPath', $activeDocument->getRealFullPath());
}
if (empty($activePages)) {
// find by link target
$activePages = $this->findActivePages($navigation, 'uri', $activeDocument->getFullPath());
}
}
// cleanup active pages from links
// pages have priority, if we don't find any active page, we use all we found
$tmpPages = [];
foreach ($activePages as $page) {
if ($page instanceof DocumentPage && $page->getDocumentType() !== 'link') {
$tmpPages[] = $page;
}
}
if (count($tmpPages)) {
$activePages = $tmpPages;
}
if (!empty($activePages)) {
// we found an active document, so we can build the active trail by getting respectively the parent
foreach ($activePages as $activePage) {
$this->addActiveCssClasses($activePage, true);
}
} elseif ($activeDocument instanceof Document) {
// we didn't find the active document, so we try to build the trail on our own
$allPages = new \RecursiveIteratorIterator($navigation, \RecursiveIteratorIterator::SELF_FIRST);
foreach ($allPages as $page) {
$activeTrail = false;
if ($page instanceof Url && $page->getUri()) {
if (str_starts_with($activeDocument->getRealFullPath(), $page->getUri() . '/')) {
$activeTrail = true;
} elseif (
$page instanceof DocumentPage &&
$page->getDocumentType() === 'link' &&
str_starts_with($activeDocument->getFullPath(), $page->getUri() . '/')
) {
$activeTrail = true;
}
}
if ($activeTrail) {
$page->setActive(true);
$page->setClass($page->getClass() . ' active active-trail');
}
}
}
return $navigation;
}
/**
* @param Container $navigation navigation container to iterate
* @param string $property name of property to match against
* @param string $value value to match property against
*
* @return Page[]
*/
protected function findActivePages(Container $navigation, string $property, string $value): array
{
$filterByPrefix = new PrefixRecursiveFilterIterator($navigation, $property, $value);
$flatten = new \RecursiveIteratorIterator($filterByPrefix, \RecursiveIteratorIterator::SELF_FIRST);
$filterMatches = new \CallbackFilterIterator($flatten, static fn (Page $page): bool => $page->get($property) === $value);
return iterator_to_array($filterMatches, false);
}
/**
* @param Page $page
* @param bool $isActive
*
* @throws \Exception
*/
protected function addActiveCssClasses(Page $page, $isActive = false)
{
$page->setActive(true);
$parent = $page->getParent();
$isRoot = false;
$classes = '';
if ($parent instanceof DocumentPage) {
$this->addActiveCssClasses($parent);
} else {
$isRoot = true;
}
$classes .= ' active';
if (!$isActive) {
$classes .= ' active-trail';
}
if ($isRoot && $isActive) {
$classes .= ' mainactive';
}
$page->setClass($page->getClass() . $classes);
}
/**
* @param string $pageClass
*
* @return $this
*/
public function setPageClass(string $pageClass)
{
$this->pageClass = $pageClass;
return $this;
}
/**
* Returns the name of the pageclass
*
* @return String
*/
public function getPageClass()
{
return $this->pageClass;
}
/**
* @param Document $parentDocument
*
* @return Document[]
*/
protected function getChildren(Document $parentDocument): array
{
// the intention of this function is mainly to be overridden in order to customize the behavior of the navigation
// e.g. for custom filtering and other very specific use-cases
return $parentDocument->getChildren();
}
/**
* @param Document $parentDocument
* @param bool $isRoot
* @param callable $pageCallback
* @param array $parents
* @param int|null $maxDepth
*
* @return Page[]
*
* @throws \Exception
*/
protected function buildNextLevel($parentDocument, $isRoot = false, $pageCallback = null, $parents = [], $maxDepth = null)
{
$this->currentLevel++;
$pages = [];
$childs = $this->getChildren($parentDocument);
$parents[$parentDocument->getId()] = $parentDocument;
if (!is_array($childs)) {
return $pages;
}
foreach ($childs as $child) {
$classes = '';
if ($child instanceof Document\Hardlink) {
$child = Document\Hardlink\Service::wrap($child);
if (!$child) {
continue;
}
}
// infinite loop detection, we use array keys here, because key lookups are much faster
if (isset($parents[$child->getId()])) {
Logger::critical('Navigation: Document with ID ' . $child->getId() . ' would produce an infinite loop -> skipped, parent IDs (' . implode(',', array_keys($parents)) . ')');
continue;
}
if (($child instanceof Document\Folder || $child instanceof Document\Page || $child instanceof Document\Link) && $child->getProperty('navigation_name')) {
$path = $child->getFullPath();
if ($child instanceof Document\Link) {
$path = $child->getHref();
}
/** @var DocumentPage $page */
$page = new $this->pageClass();
if (!$child instanceof Document\Folder) {
$page->setUri($path . $child->getProperty('navigation_parameters') . $child->getProperty('navigation_anchor'));
}
$page->setLabel($child->getProperty('navigation_name'));
$page->setActive(false);
$page->setId($this->htmlMenuIdPrefix . $child->getId());
$page->setClass($child->getProperty('navigation_class'));
$page->setTarget($child->getProperty('navigation_target'));
$page->setTitle($child->getProperty('navigation_title'));
$page->setAccesskey($child->getProperty('navigation_accesskey'));
$page->setTabindex($child->getProperty('navigation_tabindex'));
$page->setRelation($child->getProperty('navigation_relation'));
$page->setDocument($child);
if ($child->getProperty('navigation_exclude') || !$child->getPublished()) {
$page->setVisible(false);
}
if ($isRoot) {
$classes .= ' main';
}
$page->setClass($page->getClass() . $classes);
if ($child->hasChildren() && (!$maxDepth || $maxDepth > $this->currentLevel)) {
$childPages = $this->buildNextLevel($child, false, $pageCallback, $parents, $maxDepth);
$page->setPages($childPages);
}
if ($pageCallback instanceof \Closure) {
$pageCallback($page, $child);
}
$this->navCacheTags[] = $page->getDocument()->getCacheTag();
$pages[] = $page;
}
}
$this->currentLevel--;
return $pages;
}
}

vendor/pimcore/pimcore/lib/Navigation/Builder.php line 367