class.ilOrgUnitExporter.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
require_once("./Modules/Category/classes/class.ilCategoryExporter.php");
require_once("./Services/Xml/classes/class.ilXmlWriter.php");
require_once("./Services/Export/classes/class.ilExport.php");
class ilOrgUnitExporter extends ilCategoryExporter {



        public function simpleExport($orgu_ref_id){
                $nodes = $this->getStructure($orgu_ref_id);
                $writer = new ilXmlWriter();
                $writer->xmlStartTag("OrgUnits");
                foreach($nodes as $orgu_ref_id){
                        $orgu = new ilObjOrgUnit($orgu_ref_id);
                        if($orgu->getRefId() == ilObjOrgUnit::getRootOrgRefId())
                                continue;
                        $attributes = $this->getAttributesForOrgu($orgu);
                        $writer->xmlStartTag("OrgUnit", $attributes);
                        $writer->xmlElement("external_id", null, $this->buildExternalId($orgu_ref_id));
                        $writer->xmlElement("title", null, $orgu->getTitle());
                        $writer->xmlElement("description", null, $orgu->getDescription());
                        $writer->xmlEndTag("OrgUnit");
                }
                $writer->xmlEndTag("OrgUnits");
                return $writer;
        }

        protected function buildExternalId($orgu_ref_id) {
                return "orgu_".CLIENT_ID."_".$orgu_ref_id;
        }

        public function simpleExportExcel($orgu_ref_id){
                $nodes = $this->getStructure($orgu_ref_id);
                include_once "./Services/Excel/classes/class.ilExcelUtils.php";
                include_once "./Services/Excel/classes/class.ilExcelWriterAdapter.php";
                $adapter = new ilExcelWriterAdapter("org_unit_export_".$orgu_ref_id.".xls", true);
                $workbook = $adapter->getWorkbook();
                $worksheet = $workbook->addWorksheet();

                ob_start();
                $worksheet->write(0, 0, "ou_id");
                $worksheet->write(0, 1, "ou_id_type");
                $worksheet->write(0, 2, "ou_parent_id");
                $worksheet->write(0, 3, "ou_parent_id_type");
                $worksheet->write(0, 4, "reference_id");
                $worksheet->write(0, 5, "external_id");
                $worksheet->write(0, 6, "title");
                $worksheet->write(0, 7, "description");
                $worksheet->write(0, 8, "action");

                $row = 0;
                foreach($nodes as $node)
                {
                        $orgu = new ilObjOrgUnit($node);
                        if($orgu->getRefId() == ilObjOrgUnit::getRootOrgRefId())
                                continue;
                        $row++;
                        $attrs = $this->getAttributesForOrgu($orgu);
                        $worksheet->write($row, 0, $attrs["ou_id"]);
                        $worksheet->write($row, 1, $attrs["ou_id_type"]);
                        $worksheet->write($row, 2, $attrs["ou_parent_id"]);
                        $worksheet->write($row, 3, $attrs["ou_parent_id_type"]);
                        $worksheet->write($row, 4, $orgu->getRefId());
                        $worksheet->write($row, 5, $orgu->getImportId());
                        $worksheet->write($row, 6, $orgu->getTitle());
                        $worksheet->write($row, 7, $orgu->getDescription());
                        $worksheet->write($row, 8, "create");
                }
                ob_end_clean();
                $workbook->close();
        }

        public function sendAndCreateSimpleExportFile(){
                $orgu_id = ilObjOrgUnit::getRootOrgId();
                $orgu_ref_id = ilObjOrgUnit::getRootOrgRefId();

                ilExport::_createExportDirectory($orgu_id, "xml", "orgu");
                $export_dir = ilExport::_getExportDirectory($orgu_id, "xml", "orgu");
                $ts = time();

                // Workaround for test assessment
                $sub_dir = $ts.'__'.IL_INST_ID.'__'."orgu".'_'.$orgu_id."";
                $new_file = $sub_dir.'.zip';

                $export_run_dir = $export_dir."/".$sub_dir;
                ilUtil::makeDirParents($export_run_dir);

                $writer = $this->simpleExport($orgu_ref_id);
                $writer->xmlDumpFile($export_run_dir."/manifest.xml", false);

                // zip the file
                ilUtil::zip($export_run_dir , $export_dir."/".$new_file);
                ilUtil::delDir($export_run_dir );

                // Store info about export
                include_once './Services/Export/classes/class.ilExportFileInfo.php';
                $exp = new ilExportFileInfo($orgu_id);
                $exp->setVersion(ILIAS_VERSION_NUMERIC);
                $exp->setCreationDate(new ilDateTime($ts,IL_CAL_UNIX));
                $exp->setExportType('xml');
                $exp->setFilename($new_file);
                $exp->create();

                ilUtil::deliverFile($export_dir."/".$new_file,
                        $new_file);

                return array(
                        "success" => true,
                        "file" => $new_file,
                        "directory" => $export_dir
                );
        }

        private function getStructure($root_node_ref){
                global $tree;
                $open = array($root_node_ref);
                $closed = array();
                while(count($open)){
                        $current = array_shift($open);
                        $closed[] = $current;
                        foreach($tree->getChildsByType($current, "orgu") as $new){
                                if(!in_array($new["child"], $closed) && !in_array($new["child"], $open))
                                        $open[] = $new["child"];
                        }
                }
                return $closed;
        }

        private function getAttributesForOrgu($orgu){
                global $tree;
                $parent_ref = $tree->getParentId($orgu->getRefId());
                if($parent_ref != ilObjOrgUnit::getRootOrgRefId()){
                        $ou_parent_id = $this->buildExternalId($parent_ref);
                } else {
                        $ou_parent_id = "__ILIAS";
                }
                // Only the ref id is guaranteed to be unique.
                $ref_id = $orgu->getRefId();
                $attr = array("ou_id" => $this->buildExternalId($ref_id), "ou_id_type" => "external_id", "ou_parent_id" => $ou_parent_id, "ou_parent_id_type" => "external_id", "action" => "create");
                return $attr;
        }
}
?>