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