class.ilSurveyExporter.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Export/classes/class.ilXmlExporter.php");

class ilSurveyExporter extends ilXmlExporter
{
    private $ds;

    public function init()
    {
        include_once("./Modules/Survey/classes/class.ilSurveyDataSet.php");
        $this->ds = new ilSurveyDataSet();
        $this->ds->setExportDirectories($this->dir_relative, $this->dir_absolute);
        $this->ds->setDSPrefix("ds");
    }


    public function getXmlRepresentation($a_entity, $a_schema_version, $a_id)
    {
        if ($a_entity == "svy") {
            include_once './Modules/Survey/classes/class.ilObjSurvey.php';
            $svy = new ilObjSurvey($a_id, false);
            $svy->loadFromDb();

            include_once("./Modules/Survey/classes/class.ilSurveyExport.php");
            $svy_exp = new ilSurveyExport($svy, 'xml');
            $zip = $svy_exp->buildExportFile();

            // Unzip, since survey deletes this dir
            ilUtil::unzip($zip);

            $GLOBALS['ilLog']->write(__METHOD__ . ': Created zip file ' . $zip);
            return "";
        } else {
            return $this->ds->getXmlRepresentation($a_entity, $a_schema_version, $a_id, "", true, true);
        }
    }

    public function getXmlExportTailDependencies($a_entity, $a_target_release, $a_ids)
    {
        if ($a_entity == "svy") {
            return array(
                    array(
                            "component" => "Modules/Survey",
                            "entity" => "svy_quest_skill",
                            "ids" => $a_ids),
                    array(
                            "component" => "Modules/Survey",
                            "entity" => "svy_skill_threshold",
                            "ids" => $a_ids),
                    array(
                            "component" => "Services/Object",
                            "entity" => "common",
                            "ids" => $a_ids)
            );
        }
        return array();
    }

    public function getValidSchemaVersions($a_entity)
    {
        if ($a_entity == "svy") {
            return array(
                    "4.1.0" => array(
                            "namespace" => "http://www.ilias.de/Modules/Survey/htlm/4_1",
                            "xsd_file" => "ilias_svy_4_1.xsd",
                            "uses_dataset" => false,
                            "min" => "4.1.0",
                            "max" => "")
            );
        } else {
            return array(
                    "5.1.0" => array(
                            "namespace" => "http://www.ilias.de/Modules/Survey/svy/5_1",
                            "xsd_file" => "ilias_svy_5_1.xsd",
                            "uses_dataset" => true,
                            "min" => "5.1.0",
                            "max" => "")
            );
        }
    }
}