ilSkillTree Class Reference

Skill tree. More...

Inheritance diagram for ilSkillTree:

Collaboration diagram for ilSkillTree:

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

Additional Inherited Members
Static Public Member Functions inherited from ilTree
static	_removeEntry ($a_tree, $a_child, $a_db_table="tree")
	STATIC METHOD Removes a single entry from a tree. More...
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) More...
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

__construct()

ilSkillTree::__construct

(

)

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

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

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

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Member Function Documentation

getMaxOrderNr()

ilSkillTree::getMaxOrderNr	(		$a_par_id,
			$a_templates = false
	)

Get max order nr.

Parameters

int	$a_par_id	parent id
bool	$a_templates	templates? true/false

Returns

int max order nr

Definition at line 116 of file class.ilSkillTree.php.

    {
        if ($a_par_id != $this->readRootId()) {
            $childs = $this->getChilds($a_par_id);
        } else {
            if ($a_templates) {
                $childs = $this->getChildsByTypeFilter(
                    $a_par_id,
                    array("skrt", "sktp", "sctp")
                );
            } else {
                $childs = $this->getChildsByTypeFilter(
                    $a_par_id,
                    array("skrt", "skll", "scat", "sktr")
                );
            }
        }
 
        $max = 0;
        foreach ($childs as $k => $c) {
            $max = max(array($c["order_nr"], $max));
        }
 
        return $max;
    }

References $c, ilTree\getChilds(), ilTree\getChildsByTypeFilter(), and ilTree\readRootId().

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getSkillTreePath()

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.

    {
        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);
            if (is_array($path)) {
                foreach ($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;
                    }
                }
            }
            $found = false;
            if (is_array($sub_path)) {
                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;
                }
            }
        }
 
        if (is_array($path)) {
            return $path;
        }
        return array();
    }

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

Referenced by getSkillTreePathAsString().

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getSkillTreePathAsString()

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 83 of file class.ilSkillTree.php.

    {
        $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;
    }

References $path, and getSkillTreePath().

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getTopParentNodeId()

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 103 of file class.ilSkillTree.php.

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

References $path, and ilTree\getPathId().

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

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