public function getViewParameters(BlockInterface $block)
{
$parameters = ['block_service' => $this, 'block' => $block];
$homePage = $this->contentManager->findOneBySlug('index');
$currentPage = $this->contentManager->findOneBySlug($block->getOwner()->getSlug());
//get current page slug to mark it as active when listing
$parameters['currentPageSlug'] = $currentPage->getSlug();
$parameters['breadcrumbs'] = $currentPage->getBreadCrumbs();
// add homepage link as first breadcrumb if not exists in breadcrumbs
if (!array_key_exists('index', $parameters['breadcrumbs'])) {
$parameters['breadcrumbs'] = array_merge(['index' => $homePage->getTitle()], $parameters['breadcrumbs']);
}
return $parameters;
}
public function revertRecursiveFromNode(BlockInterface $block, $rootVersion)
{
if (!$block->getOwner()) {
$this->revert($block, $rootVersion);
return $block;
}
$owner = $block->getOwner();
$this->revert($owner, $rootVersion);
$iterator = new \RecursiveIteratorIterator(new RecursiveBlockIterator($owner->getChildren()), \RecursiveIteratorIterator::SELF_FIRST);
foreach ($iterator as $item) {
if ($block->getId() == $item->getId()) {
return $item;
}
}
throw new \Exception(sprintf('Unable to revert with recursion. Could not find your node %s in the tree anymore', $block));
}
/**
* Gets the Block nodes siblings at a version.
*
* Retrieving siblings from the database could be simple if we did not need to take
* the changesets into account, because then we would just get all blocks with the same
* parent. However the changesets in BlockLogEntry probably store changed parents and
* so they must be applied on the entire tree first before we can tell.
*
* @param BlockInterface $block
* @param integer $version
*
* @return false|ArrayCollection
*/
public function getSiblings(BlockInterface $block, $version = false)
{
$owner = $block->getOwner();
$family = $this->findByOwner($owner, $version);
$siblings = array();
foreach ($family as $member) {
if ($member->getParent() && $member->getParent()->getId() == $block->getParent()->getId()) {
array_push($siblings, $member);
}
}
return $siblings;
}
