/** * export (sub)structure objects of structure object (see ilias_co.dtd) * * @param object $a_xml_writer ilXmlWriter object that receives the * xml data */ static function getChapterList($a_lm_id) { $tree = new ilTree($a_lm_id); $tree->setTableNames('lm_tree', 'lm_data'); $tree->setTreeTablePK("lm_id"); $chapters = array(); $ndata = $tree->getNodeData($tree->readRootId()); $childs = $tree->getSubtree($ndata); foreach ($childs as $child) { if ($child["type"] == "st") { $chapters[] = $child; } } return $chapters; }
/** * Execute Drag Drop Action * * @param string $source_id Source element ID * @param string $target_id Target element ID * @param string $first_child Insert as first child of target * @param string $movecopy Position ("move" | "copy") */ function executeDragDrop($source_id, $target_id, $first_child, $as_subitem = false, $movecopy = "move") { $lmtree = new ilTree($this->getId()); $lmtree->setTableNames('lm_tree', 'lm_data'); $lmtree->setTreeTablePK("lm_id"); //echo "-".$source_id."-".$target_id."-".$first_child."-".$as_subitem."-"; $source_obj = ilLMObjectFactory::getInstance($this, $source_id, true); $source_obj->setLMId($this->getId()); if (!$first_child) { $target_obj = ilLMObjectFactory::getInstance($this, $target_id, true); $target_obj->setLMId($this->getId()); $target_parent = $lmtree->getParentId($target_id); } // handle pages if ($source_obj->getType() == "pg") { //echo "1"; if ($lmtree->isInTree($source_obj->getId())) { $node_data = $lmtree->getNodeData($source_obj->getId()); // cut on move if ($movecopy == "move") { $parent_id = $lmtree->getParentId($source_obj->getId()); $lmtree->deleteTree($node_data); // write history entry require_once "./Services/History/classes/class.ilHistory.php"; ilHistory::_createEntry($source_obj->getId(), "cut", array(ilLMObject::_lookupTitle($parent_id), $parent_id), $this->getType() . ":pg"); ilHistory::_createEntry($parent_id, "cut_page", array(ilLMObject::_lookupTitle($source_obj->getId()), $source_obj->getId()), $this->getType() . ":st"); } else { // copy page $new_page =& $source_obj->copy(); $source_id = $new_page->getId(); $source_obj =& $new_page; } // paste page if (!$lmtree->isInTree($source_obj->getId())) { if ($first_child) { $target_pos = IL_FIRST_NODE; $parent = $target_id; } else { if ($as_subitem) { $parent = $target_id; $target_pos = IL_FIRST_NODE; $pg_childs =& $lmtree->getChildsByType($parent, "pg"); if (count($pg_childs) != 0) { $target_pos = $pg_childs[count($pg_childs) - 1]["obj_id"]; } } else { $target_pos = $target_id; $parent = $target_parent; } } // insert page into tree $lmtree->insertNode($source_obj->getId(), $parent, $target_pos); // write history entry if ($movecopy == "move") { // write history comments include_once "./Services/History/classes/class.ilHistory.php"; ilHistory::_createEntry($source_obj->getId(), "paste", array(ilLMObject::_lookupTitle($parent), $parent), $this->getType() . ":pg"); ilHistory::_createEntry($parent, "paste_page", array(ilLMObject::_lookupTitle($source_obj->getId()), $source_obj->getId()), $this->getType() . ":st"); } } } } // handle chapters if ($source_obj->getType() == "st") { //echo "2"; $source_node = $lmtree->getNodeData($source_id); $subnodes = $lmtree->getSubtree($source_node); // check, if target is within subtree foreach ($subnodes as $subnode) { if ($subnode["obj_id"] == $target_id) { return; } } $target_pos = $target_id; if ($first_child) { $target_pos = IL_FIRST_NODE; $target_parent = $target_id; $pg_childs =& $lmtree->getChildsByType($target_parent, "pg"); if (count($pg_childs) != 0) { $target_pos = $pg_childs[count($pg_childs) - 1]["obj_id"]; } } else { if ($as_subitem) { $target_parent = $target_id; $target_pos = IL_FIRST_NODE; $childs =& $lmtree->getChilds($target_parent); if (count($childs) != 0) { $target_pos = $childs[count($childs) - 1]["obj_id"]; } } } // insert into /* if ($position == "into") { $target_parent = $target_id; $target_pos = IL_FIRST_NODE; // if target_pos is still first node we must skip all pages if ($target_pos == IL_FIRST_NODE) { $pg_childs =& $lmtree->getChildsByType($target_parent, "pg"); if (count($pg_childs) != 0) { $target_pos = $pg_childs[count($pg_childs) - 1]["obj_id"]; } } } */ // delete source tree if ($movecopy == "move") { $lmtree->deleteTree($source_node); } else { // copy chapter (incl. subcontents) $new_chapter =& $source_obj->copy($lmtree, $target_parent, $target_pos); } if (!$lmtree->isInTree($source_id)) { $lmtree->insertNode($source_id, $target_parent, $target_pos); // insert moved tree if ($movecopy == "move") { foreach ($subnodes as $node) { if ($node["obj_id"] != $source_id) { $lmtree->insertNode($node["obj_id"], $node["parent"]); } } } } // check the tree $this->checkTree(); } $this->checkTree(); }