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Delete recursively from child to parent

PHP AW

delete-recursively-from-child.ph Raw #

<?php

	private function deleteDuplicateRecursive(Tables\Navigation $duplicateItem)
	{
		/*
		// OLD
		$findDescendants = function(Tables\Navigation $parent, array $stack = [], $level = 1) use (&$findDescendants) {
			$children = $this->navigation->getAdjacencyList($parent->domain_id)->getChildren($parent->id);
			
			foreach ($children as $child) {
				$stack[$level][] = $child;
				$stack = $findDescendants($child, $stack, $level + 1);
			} 
				
			return $stack;
		};

		// mazeme deti odspoda nahoru
		$descendants = $findDescendants($duplicateItem);

		foreach (array_reverse($descendants, true) as $level => $descendantArr) {
			foreach ($descendantArr as $descendant) {
				$this->deleteDuplicate($descendant);
			}
		}
		*/

    // NEW, better, shorter
		$children = $this->navigation->getAdjacencyList($duplicateItem->domain_id)->getChildren($duplicateItem->id);
		foreach ($children as $child) {
			$this->deleteDuplicateRecursive($child);
		}

		// na zaver i roota
		$this->deleteDuplicate($duplicateItem);
	}