/**
* Get Options.
*
* @return array Options. Array ("value" => "option_text")
*/
function getOptions()
{
global $lng;
if ($this->include_please_select) {
$options = array("" => $lng->txt("please_select"));
}
include_once "./Services/Taxonomy/classes/class.ilTaxonomyTree.php";
$tax_tree = new ilTaxonomyTree($this->getTaxonomyId());
$nodes = $tax_tree->getSubtree($tax_tree->getNodeData($tax_tree->readRootId()));
foreach ($nodes as $n) {
if ($n["type"] == "taxn") {
$options[$n["child"]] = str_repeat(" ", ($n["depth"] - 2) * 2) . $n["title"];
}
}
return $options;
}
/**
* Get tree html
*
* @param
* @return
*/
static function getTreeHTML($a_tax_id, $a_class, $a_cmd, $a_root_node_title = "")
{
global $ilUser, $tpl, $ilCtrl, $lng;
$lng->loadLanguageModule("tax");
include_once "./Services/Taxonomy/classes/class.ilTaxonomyTree.php";
require_once "./Services/Taxonomy/classes/class.ilTaxonomyExplorer.php";
$a_tax_tree = new ilTaxonomyTree($a_tax_id);
$exp = new ilTaxonomyExplorer($ilCtrl->getLinkTargetByClass($a_class, $a_cmd), $a_tax_tree, $a_class, $a_cmd);
$exp->setTargetGet("tax_node");
if ($a_root_node_title != "") {
$exp->setRootNodeTitle($a_root_node_title);
}
$exp->setExpandTarget($ilCtrl->getLinkTargetByClass($a_class, $a_cmd));
if ($_GET["txexpand"] == "") {
$expanded = $a_tax_tree->readRootId();
} else {
$expanded = $_GET["txexpand"];
}
if ($_GET["tax_node"] > 0) {
$path = $a_tax_tree->getPathId($_GET["tax_node"]);
$exp->setForceOpenPath($path);
$exp->highlightNode($_GET["tax_node"]);
} else {
$exp->highlightNode($a_tax_tree->readRootId());
}
$exp->setExpand($expanded);
// build html-output
$exp->setOutput(0);
$output = $exp->getOutput();
return $output;
}
/**
* Get all assigned items under a node
*
* @param
* @return
*/
static function getSubTreeItems($a_comp, $a_obj_id, $a_item_type, $a_tax_id, $a_node)
{
include_once "./Services/Taxonomy/classes/class.ilTaxonomyTree.php";
$tree = new ilTaxonomyTree($a_tax_id);
$sub_nodes = $tree->getSubTreeIds($a_node);
$sub_nodes[] = $a_node;
include_once "./Services/Taxonomy/classes/class.ilTaxNodeAssignment.php";
$tn_ass = new ilTaxNodeAssignment($a_comp, $a_obj_id, $a_item_type, $a_tax_id);
$items = $tn_ass->getAssignmentsOfNode($sub_nodes);
return $items;
}
private function getTaxonomyFilterExpressions()
{
$expressions = array();
require_once 'Services/Taxonomy/classes/class.ilTaxonomyTree.php';
require_once 'Services/Taxonomy/classes/class.ilTaxNodeAssignment.php';
foreach ($this->getTaxonomyFilters() as $taxId => $taxNodes) {
$questionIds = array();
$forceBypass = true;
foreach ($taxNodes as $taxNode) {
$forceBypass = false;
$taxTree = new ilTaxonomyTree($taxId);
$taxNodeAssignment = new ilTaxNodeAssignment('tst', $this->getTestObjId(), 'quest', $taxId);
$subNodes = $taxTree->getSubTreeIds($taxNode);
$subNodes[] = $taxNode;
$taxItems = $taxNodeAssignment->getAssignmentsOfNode($subNodes);
foreach ($taxItems as $taxItem) {
$questionIds[$taxItem['item_id']] = $taxItem['item_id'];
}
}
if (!$forceBypass) {
$expressions[] = $this->db->in('question_id', $questionIds, false, 'integer');
}
}
return $expressions;
}
private function loadTaxonomyAssignmentData($parentObjId, $questionId)
{
$taxAssignmentData = array();
foreach ($this->getAvailableTaxonomyIds() as $taxId) {
require_once 'Services/Taxonomy/classes/class.ilTaxonomyTree.php';
require_once 'Services/Taxonomy/classes/class.ilTaxNodeAssignment.php';
$taxTree = new ilTaxonomyTree($taxId);
$taxAssignment = new ilTaxNodeAssignment('qpl', $parentObjId, 'quest', $taxId);
$assignments = $taxAssignment->getAssignmentsOfItem($questionId);
foreach ($assignments as $assData) {
if (!isset($taxAssignmentData[$assData['tax_id']])) {
$taxAssignmentData[$assData['tax_id']] = array();
}
$nodeData = $taxTree->getNodeData($assData['node_id']);
$assData['node_lft'] = $nodeData['lft'];
$taxAssignmentData[$assData['tax_id']][$assData['node_id']] = $assData;
}
}
return $taxAssignmentData;
}
/**
* Fix order numbers
*
* @param
* @return
*/
static function fixOrderNumbers($a_tax_id, $a_parent_id)
{
include_once "./Services/Taxonomy/classes/class.ilTaxonomyTree.php";
$tax_tree = new ilTaxonomyTree($a_tax_id);
if ($a_parent_id == 0) {
$a_parent_id = $tax_tree->readRootId();
}
$childs = $tax_tree->getChilds($a_parent_id);
$childs = ilUtil::sortArray($childs, "order_nr", "asc", false);
$cnt = 10;
foreach ($childs as $c) {
self::writeOrderNr($c["child"], $cnt);
$cnt += 10;
}
}
public function getFilteredObjects()
{
include_once "Services/Taxonomy/classes/class.ilTaxonomyTree.php";
include_once "Services/Taxonomy/classes/class.ilTaxNodeAssignment.php";
include_once "Services/Taxonomy/classes/class.ilTaxonomyNode.php";
$tax_obj_ids = $tax_map = array();
// :TODO: this could be smarter
foreach ($this->selection as $node_id) {
$node = new ilTaxonomyNode($node_id);
$tax_map[$node->getTaxonomyId()][] = $node_id;
}
foreach ($tax_map as $tax_id => $node_ids) {
$tax_tree = new ilTaxonomyTree($tax_id);
// combine taxonomy nodes OR
$tax_nodes = array();
foreach ($node_ids as $node_id) {
$tax_nodes = array_merge($tax_nodes, $tax_tree->getSubTreeIds($node_id));
$tax_nodes[] = $node_id;
}
$tax_obj_ids[$tax_id] = ilTaxNodeAssignment::findObjectsByNode($tax_id, $tax_nodes, "obj");
}
// combine taxonomies AND
$obj_ids = null;
foreach ($tax_obj_ids as $tax_objs) {
if ($obj_ids === null) {
$obj_ids = $tax_objs;
} else {
$obj_ids = array_intersect($obj_ids, $tax_objs);
}
}
return (array) $obj_ids;
}
