ilSkillTree Class Reference

Skill tree. More...

Inheritance diagram for ilSkillTree:

Collaboration diagram for ilSkillTree:

Public Member Functions
	__construct ()
	getSkillTreePath ($a_base_skill_id, $a_tref_id=0)
	Get skill tree path.
	getSkillTreePathAsString ($a_base_skill_id, $a_tref_id=0)
	Get skill tree path as string.
	getTopParentNodeId ($a_node_id)
	Get top parent node id for a node.
Public Member Functions inherited from ilTree
	ilTree ($a_tree_id, $a_root_id=0)
	Constructor public.
	initTreeImplementation ()
	Init tree implementation.
	getTreeImplementation ()
	Get tree implementation.
	useCache ($a_use=true)
	Use Cache (usually activated)
	isCacheUsed ()
	Check if cache is active.
	getDepthCache ()
	Get depth cache.
	getParentCache ()
	Get parent cache.
	initLangCode ()
	Store user language.
	getTreeTable ()
	Get tree table name.
	getObjectDataTable ()
	Get object data table.
	getTreePk ()
	Get tree primary key.
	getTableReference ()
	Get reference table if available.
	getGap ()
	Get default gap *.
	resetInTreeCache ()
	setTableNames ($a_table_tree, $a_table_obj_data, $a_table_obj_reference="")
	set table names The primary key of the table containing your object_data must be 'obj_id' You may use a reference table.
	setReferenceTablePK ($a_column_name)
	set column containing primary key in reference table public
	setObjectTablePK ($a_column_name)
	set column containing primary key in object table public
	setTreeTablePK ($a_column_name)
	set column containing primary key in tree table public
	buildJoin ()
	build join depending on table settings private
	getRelation ($a_node_a, $a_node_b)
	Get relation of two nodes.
	getRelationOfNodes ($a_node_a_arr, $a_node_b_arr)
	get relation of two nodes by node data
	getChildIds ($a_node)
	Get node child ids type $ilDB.
	getChilds ($a_node_id, $a_order="", $a_direction="ASC")
	get child nodes of given node public
	getFilteredChilds ($a_filter, $a_node, $a_order="", $a_direction="ASC")
	get child nodes of given node (exclude filtered obj_types) public
	getChildsByType ($a_node_id, $a_type)
	get child nodes of given node by object type public
	getChildsByTypeFilter ($a_node_id, $a_types, $a_order="", $a_direction="ASC")
	get child nodes of given node by object type public
	insertNode ($a_node_id, $a_parent_id, $a_pos=IL_LAST_NODE, $a_reset_deletion_date=false)
	insert new node with node_id under parent node with parent_id public
	getFilteredSubTree ($a_node_id, $a_filter=array())
	get filtered subtree
	getSubTreeIds ($a_ref_id)
	Get all ids of subnodes.
	getSubTree ($a_node, $a_with_data=true, $a_type="")
	get all nodes in the subtree under specified node
	getSubTreeTypes ($a_node, $a_filter=0)
	get types of nodes in the subtree under specified node
	deleteTree ($a_node)
	delete node and the whole subtree under this node public
	getPathFull ($a_endnode_id, $a_startnode_id=0)
	get path from a given startnode to a given endnode if startnode is not given the rootnode is startnode.
	preloadDepthParent ($a_node_ids)
	Preload depth/parent.
	getPathId ($a_endnode_id, $a_startnode_id=0)
	get path from a given startnode to a given endnode if startnode is not given the rootnode is startnode public
	getNodePathForTitlePath ($titlePath, $a_startnode_id=null)
	Converts a path consisting of object titles into a path consisting of tree nodes.
	getNodePath ($a_endnode_id, $a_startnode_id=0)
	Returns the node path for the specified object reference.
	checkTree ()
	check consistence of tree all left & right values are checked if they are exists only once public
	checkTreeChilds ($a_no_zero_child=true)
	check, if all childs of tree nodes exist in object table
	getMaximumDepth ()
	Return the current maximum depth in the tree public.
	getDepth ($a_node_id)
	return depth of a node in tree private
	getNodeTreeData ($a_node_id)
	return all columns of tabel tree
	getNodeData ($a_node_id, $a_tree_pk=null)
	get all information of a node.
	fetchNodeData ($a_row)
	get data of parent node from tree and object_data private
	isInTree ($a_node_id)
	get all information of a node.
	getParentNodeData ($a_node_id)
	get data of parent node from tree and object_data public
	isGrandChild ($a_startnode_id, $a_querynode_id)
	checks if a node is in the path of an other node public
	addTree ($a_tree_id, $a_node_id=-1)
	create a new tree to do: ???
	getNodeDataByType ($a_type)
	get nodes by type
	removeTree ($a_tree_id)
	remove an existing tree
	moveToTrash ($a_node_id, $a_set_deleted=false)
	Wrapper for saveSubTree.
	saveSubTree ($a_node_id, $a_set_deleted=false)
	Use the wrapper moveToTrash save subtree: delete a subtree (defined by node_id) to a new tree with $this->tree_id -node_id.
	isDeleted ($a_node_id)
	This is a wrapper for isSaved() with a more useful name.
	isSaved ($a_node_id)
	Use method isDeleted check if node is saved.
	preloadDeleted ($a_node_ids)
	Preload deleted information.
	getSavedNodeData ($a_parent_id)
	get data saved/deleted nodes
	getSavedNodeObjIds (array $a_obj_ids)
	get object id of saved/deleted nodes
	getParentId ($a_node_id)
	get parent id of given node public
	getLeftValue ($a_node_id)
	get left value of given node public
	getChildSequenceNumber ($a_node, $type="")
	get sequence number of node in sibling sequence public
	readRootId ()
	read root id from database
	getRootId ()
	get the root id of tree public
	setRootId ($a_root_id)
	getTreeId ()
	get tree id public
	setTreeId ($a_tree_id)
	set tree id public
	fetchSuccessorNode ($a_node_id, $a_type="")
	get node data of successor node
	fetchPredecessorNode ($a_node_id, $a_type="")
	get node data of predecessor node
	renumber ($node_id=1, $i=1)
	Wrapper for renumber.
	__renumber ($node_id=1, $i=1)
	This method is private.
	checkForParentType ($a_ref_id, $a_type, $a_exclude_source_check=false)
	Check for parent type e.g check if a folder (ref_id 3) is in a parent course obj => checkForParentType(3,'crs');.
	_removeEntry ($a_tree, $a_child, $a_db_table="tree")
	STATIC METHOD Removes a single entry from a tree.
	__isMainTree ()
	Check if operations are done on main tree.
	__checkDelete ($a_node)
	Check for deleteTree() compares a subtree of a given node by checking lft, rgt against parent relation.
	__getSubTreeByParentRelation ($a_node_id, &$parent_childs)
	type $ilDB
	__validateSubtrees (&$lft_childs, $parent_childs)
	moveTree ($a_source_id, $a_target_id, $a_location=self::POS_LAST_NODE)
	Move Tree Implementation.
	getRbacSubtreeInfo ($a_endnode_id)
	This method is used for change existing objects and returns all necessary information for this action.
	getSubTreeQuery ($a_node_id, $a_fields=array(), $a_types= '', $a_force_join_reference=false)
	Get tree subtree query.
	getSubTreeFilteredByObjIds ($a_node_id, array $a_obj_ids, array $a_fields=array())
	get all node ids in the subtree under specified node id, filter by object ids
	deleteNode ($a_tree_id, $a_node_id)

Additional Inherited Members
Data Fields inherited from ilTree
const	POS_LAST_NODE = -2
const	POS_FIRST_NODE = -1
const	RELATION_CHILD = 1
const	RELATION_PARENT = 2
const	RELATION_SIBLING = 3
const	RELATION_EQUALS = 4
const	RELATION_NONE = 5
	$ilias
	$log
	$root_id
	$tree_id
	$table_tree
	$table_obj_data
	$table_obj_reference
	$ref_pk
	$obj_pk
	$tree_pk
	$gap
Protected Member Functions inherited from ilTree
	fetchTranslationFromObjectDataCache ($a_obj_ids)
	Get translation data from object cache (trigger in object cache on preload)
Protected Attributes inherited from ilTree
	$depth_cache = array()
	$parent_cache = array()
	$in_tree_cache = array()

Detailed Description

Skill tree.

Author

Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e

Version

$Id$

Definition at line 14 of file class.ilSkillTree.php.

Constructor & Destructor Documentation

ilSkillTree::__construct

(

)

Definition at line 16 of file class.ilSkillTree.php.

References ilTree\setTableNames(), and ilTree\setTreeTablePK().

        {
                parent::__construct(1); // only one skill tree, with ID 1
                $this->setTreeTablePK("skl_tree_id");
                $this->setTableNames('skl_tree', 'skl_tree_node');
        }

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Member Function Documentation

ilSkillTree::getSkillTreePath	(		$a_base_skill_id,
			$a_tref_id = 0
	)

Get skill tree path.

Parameters

int	$a_base_skill_id	base skill id
int	$a_tref_id	template reference id

Returns

array path

Definition at line 30 of file class.ilSkillTree.php.

References $path, ilSkillTemplateReference\_lookupTemplateId(), and ilTree\getPathFull().

Referenced by getSkillTreePathAsString().

        {
                if ($a_tref_id > 0)
                {
                        include_once("./Services/Skill/classes/class.ilSkillTemplateReference.php");
                        $path = $this->getPathFull($a_tref_id);
                        $sub_path = $this->getPathFull($a_base_skill_id);
                        foreach ($path as $k => $v)
                        {
                                if ($v["child"] != $a_tref_id)
                                {
                                        $path[$k]["skill_id"] = $v["child"];
                                        $path[$k]["tref_id"] = 0;
                                }
                                else
                                {
                                        $path[$k]["skill_id"] = ilSkillTemplateReference::_lookupTemplateId($a_tref_id);
                                        $path[$k]["tref_id"] = $a_tref_id;
                                }
                        }
                        $found = false;
                        foreach ($sub_path as $s)
                        {
                                if ($found)
                                {
                                        $s["skill_id"] = $s["child"];
                                        $s["tref_id"] = $a_tref_id;
                                        $path[] = $s;
                                }
                                if ($s["child"] == ilSkillTemplateReference::_lookupTemplateId($a_tref_id))
                                {
                                        $found = true;
                                }
                        }
                                
                }
                else
                {
                        $path = $this->getPathFull($a_base_skill_id);
                        if (is_array($path))
                        {
                                foreach ($path as $k => $v)
                                {
                                        $path[$k]["skill_id"] = $v["child"];
                                        $path[$k]["tref_id"] = 0;
                                }
                        }
                }
                
                return $path;
        }

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ilSkillTree::getSkillTreePathAsString	(		$a_base_skill_id,
			$a_tref_id = 0
	)

Get skill tree path as string.

Parameters

int	$a_base_skill_id	base skill id
int	$a_tref_id	template reference id

Returns

string path

Definition at line 89 of file class.ilSkillTree.php.

References $path, and getSkillTreePath().

        {
                $path = $this->getSkillTreePath($a_base_skill_id, $a_tref_id);
                $str = "";
                $sep = "";
                foreach ($path as $p)
                {
                        if ($p["type"] != "skrt" && $p["child"] != $a_base_skill_id)
                        {
                                $str.= $sep.$p["title"];
                                $sep = " > ";
                        }
                }
                return $str;
        }

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ilSkillTree::getTopParentNodeId

(

$a_node_id

)

Get top parent node id for a node.

Parameters

int

$a_node_id

Returns

int top parent node id

Definition at line 111 of file class.ilSkillTree.php.

References $path, and ilTree\getPathId().

        {
                $path = $this->getPathId($a_node_id);
                return (int) $path[1];
        }

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The documentation for this class was generated from the following file:

• Services/Skill/classes/class.ilSkillTree.php