This class can be used to manipulate nested sets of database table records as an hierarchical tree.
It can initialize a tree, insert nodes in specific positions of the tree, retrieve node and it's parent records, change nodes position and delete nodes..
This source file is part of the SESMIK CMS.
##Methods:
GetNode- Receive all data for node with number $nodeId.GetParent- Receive data of closest parent for node with number $nodeId.Insert- Add new child element to node with number $parentId.InsertNear- Add a new element into the tree near node with number $nodeId.MoveAll- Assigns another parent ($parentId) to a node ($nodeId) with all its children.ChangePosition- Change position of nodes. Nodes have to have same parent and same level of nesting.ChangePositionAll- Swapping nodes with it's children. Nodes have to have same parent and same level of nesting. $nodeId1 can be placed "before" or "after" $nodeId2.Delete- Deletes element with number $nodeId from the tree without deleting it's children. All it's children will move up one level.DeleteAll- Deletes element with number $nodeId from the tree and all it children.Full- Returns all elements of the tree sorted by "left".Branch- Returns all elements of a branch starting from an element with number $nodeId.Parents- Returns all parents of element with number $nodeId.Ajar- Returns a slightly opened tree from an element with number $nodeId.SortChildren- Sort children in a tree for $orderField in alphabetical order.MakeUlList- Makes UL/LI html from nested sets tree with links (if needed). UL id named as table_name + _tree.
- v4.4 - MakeUlList modified
- v4.3 - Added new method MakeUlList
- v4.2 - added fully functional demo samples
- v4.1 - added new method SortChildren
russian dicumentation https://www.sesmikcms.ru/pages/read/biblioteka-dlja-raboty-s-derevjami-nested-sets/
##Author Kuzma Feskov [email protected] ##Copyright © 2015, Kuzma Feskov