ilExportContainer Class Reference

Export Container. More...

Inheritance diagram for ilExportContainer:

Collaboration diagram for ilExportContainer:

Public Member Functions
	__construct (ilExportOptions $eo)
	Constructor. More...
	exportObject ($a_type, $a_id, $a_target_release="")
	Export a container. More...
Public Member Functions inherited from ilExport
	__construct ()
	Default constructor. More...
	getConfig ($a_comp)
	Get configuration (note that configurations are optional, null may be returned!) More...
	exportObject ($a_type, $a_id, $a_target_release="")
	Export an ILIAS object (the object type must be known by objDefinition) More...
	exportEntity ( $a_entity, $a_id, $a_target_release, $a_component, $a_title, $a_export_dir, $a_type_for_file="")
	Export an ILIAS entity. More...
	processExporter ($a_comp, $a_class, $a_entity, $a_target_release, $a_id)
	Process exporter. More...

Protected Member Functions
	manifestWriterBegin ($a_type, $a_id, $a_target_release)
	Write container manifest. More...
	addContainer ()
	Add container description. More...
	addSubitems ($a_id, $a_type, $a_target_release)
	Add subitems. More...
	manifestWriterEnd ($a_type, $a_id, $a_target_release)
	Write manifest footer. More...

Private Attributes
	$cont_export_dir = ''
	$cont_manifest_writer = null
	$eo = null

Additional Inherited Members
Static Public Member Functions inherited from ilExport
static	_getValidExportSubItems ($a_ref_id)
	Get a list of subitems of a repository resource, that implement the export. More...
static	_getLastExportFileDate ($a_obj_id, $a_type="", $a_obj_type="")
	Get date of last export file. More...
static	_getLastExportFileInformation ($a_obj_id, $a_type="", $a_obj_type="")
	Get last export file information. More...
static	_getExportDirectory ($a_obj_id, $a_type="xml", $a_obj_type="", $a_entity="")
	Get export directory for an repository object. More...
static	_getExportFiles ($a_obj_id, $a_export_types="", $a_obj_type="")
	Get Export Files for a repository object. More...
static	_createExportDirectory ($a_obj_id, $a_export_type="xml", $a_obj_type="")
static	_generateIndexFile ($a_filename, $a_obj_id, $a_files, $a_type="")
	Generates an index.html file including links to all xml files included (for container exports) More...
Static Public Attributes inherited from ilExport
static	$new_file_structure = array('cat','exc','crs','sess','file','grp','frm', 'usr', 'catr', 'crsr', 'grpr')
static	$export_implementer = array("tst", "lm", "glo", "sahs")
Protected Attributes inherited from ilExport
	$log
	$configs = array()

Detailed Description

Export Container.

Author

Stefan Meyer meyer.nosp@m.@lei.nosp@m.fos.c.nosp@m.om

Version

$Id$

Definition at line 15 of file class.ilExportContainer.php.

Constructor & Destructor Documentation

__construct()

ilExportContainer::__construct

(

ilExportOptions

$eo

)

Constructor.

Parameters

ilExportOptions

$eo

Returns

Definition at line 27 of file class.ilExportContainer.php.

References $eo.

    {
        $this->eo = $eo;
        parent::__construct();
    }

Member Function Documentation

addContainer()

ilExportContainer::addContainer ( )

protected

Add container description.

Returns

Definition at line 95 of file class.ilExportContainer.php.

Referenced by exportObject().

    {
    }

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addSubitems()

ilExportContainer::addSubitems (   $a_id,   $a_type,   $a_target_release  )

protected

Add subitems.

Parameters

object	$a_id
object	$a_type

Returns

Definition at line 106 of file class.ilExportContainer.php.

References $DIC, ilExport\_getExportDirectory(), ilObject\_lookupObjId(), ilObject\_lookupType(), ilExportFileInfo\lookupLastExport(), ilUtil\makeDirParents(), and ilUtil\unzip().

Referenced by exportObject().

    {
        global $DIC;

        $logger =

        $set_number = 1;
        foreach ($this->eo->getSubitemsForExport() as $ref_id) {
            // get last export file
            $obj_id = ilObject::_lookupObjId($ref_id);
            
            $expi = ilExportFileInfo::lookupLastExport($obj_id, 'xml', $a_target_release);
            
            if (!$expi instanceof ilExportFileInfo) {
                $this->log->warning('Cannot find export file for refId ' . $ref_id . ', type ' . ilObject::_lookupType($a_id));
                continue;
            }
            
            $exp_dir = ilExport::_getExportDirectory($obj_id, 'xml', ilObject::_lookupType($obj_id));
            $exp_full = $exp_dir . DIRECTORY_SEPARATOR . $expi->getFilename();
            
            $this->log->debug('Zip path ' . $exp_full);
            
            // Unzip
            ilUtil::unzip($exp_full, true, false);
            
            // create set directory
            ilUtil::makeDirParents($this->cont_export_dir . DIRECTORY_SEPARATOR . 'set_' . $set_number);
            
            // cut .zip
            $new_path_rel = 'set_' . $set_number . DIRECTORY_SEPARATOR . $expi->getBasename();
            $new_path_abs = $this->cont_export_dir . DIRECTORY_SEPARATOR . $new_path_rel;
            
            $this->log->debug($new_path_rel . ' ' . $new_path_abs);

            // Move export
            rename(
                $exp_dir . DIRECTORY_SEPARATOR . $expi->getBasename(),
                $new_path_abs
            );
            
            $this->log->debug($exp_dir . DIRECTORY_SEPARATOR . $expi->getBasename() . ' -> ' . $new_path_abs);
            
            // Delete latest container xml of source
            if ($a_id == $obj_id) {
                $expi->delete();
                if (file_exists($exp_full)) {
                    $this->log->info('Deleting' . $exp_full);
                    unlink($exp_full);
                }
            }
            
            $this->cont_manifest_writer->xmlElement(
                'ExportSet',
                array(
                    'Path' => $new_path_rel,
                    'Type' => ilObject::_lookupType($obj_id)
                )
            );
            
            
            ++$set_number;
        }
    }

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exportObject()

ilExportContainer::exportObject	(		$a_type,
			$a_id,
			$a_target_release = ""
	)

Export a container.

Parameters

object	$a_type
object	$a_obj_id
object	$a_target_release

Returns

Definition at line 41 of file class.ilExportContainer.php.

References $a_type, $GLOBALS, ilExport\$log, ilExport\_createExportDirectory(), ilExport\_getExportDirectory(), addContainer(), addSubitems(), ilUtil\delDir(), ILIAS_VERSION_NUMERIC, ilUtil\makeDirParents(), manifestWriterBegin(), manifestWriterEnd(), and ilUtil\zip().

    {
        $log = $GLOBALS['DIC']->logger()->exp();

        // if no target release specified, use latest major release number
        if ($a_target_release == "") {
            $v = explode(".", ILIAS_VERSION_NUMERIC);
            $a_target_release = $v[0] . "." . $v[1] . ".0";
        }
                
        // Create base export directory
        ilExport::_createExportDirectory($a_id, "xml", $a_type);
        $export_dir = ilExport::_getExportDirectory($a_id, "xml", $a_type);
        $ts = time();
        $sub_dir = $ts . "__" . IL_INST_ID . "__" . $a_type . "_" . $a_id;
        
        $this->cont_export_dir = $export_dir . DIRECTORY_SEPARATOR . $sub_dir;
        ilUtil::makeDirParents($this->cont_export_dir);
        
        $log->debug('Using base directory: ' . $this->export_run_dir);
        
        $this->manifestWriterBegin($a_type, $a_id, $a_target_release);
        $this->addContainer();
        $this->addSubitems($a_id, $a_type, $a_target_release);
        $this->manifestWriterEnd($a_type, $a_id, $a_target_release);

        ilUtil::zip($this->cont_export_dir, $this->cont_export_dir . '.zip');
        ilUtil::delDir($this->cont_export_dir);
    }

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manifestWriterBegin()

ilExportContainer::manifestWriterBegin (   $a_type,   $a_id,   $a_target_release  )

protected

Write container manifest.

Returns

Definition at line 75 of file class.ilExportContainer.php.

References $a_type, and ilObject\_lookupTitle().

Referenced by exportObject().

    {
        include_once "./Services/Xml/classes/class.ilXmlWriter.php";
        $this->cont_manifest_writer = new ilXmlWriter();
        $this->cont_manifest_writer->xmlHeader();
        $this->cont_manifest_writer->xmlStartTag(
            'Manifest',
            array(
                "MainEntity" => $a_type,
                "Title" => ilObject::_lookupTitle($a_id),
                "TargetRelease" => $a_target_release,
                "InstallationId" => IL_INST_ID,
                "InstallationUrl" => ILIAS_HTTP_PATH)
        );
    }

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manifestWriterEnd()

ilExportContainer::manifestWriterEnd (   $a_type,   $a_id,   $a_target_release  )

protected

Write manifest footer.

Parameters

object	$a_type
object	$a_id
object	$a_target_release

Returns

Definition at line 178 of file class.ilExportContainer.php.

Referenced by exportObject().

    {
        $this->cont_manifest_writer->xmlEndTag('Manifest');
        $this->log->debug($this->cont_export_dir . DIRECTORY_SEPARATOR . 'manifest.xml');
        $this->cont_manifest_writer->xmlDumpFile($this->cont_export_dir . DIRECTORY_SEPARATOR . 'manifest.xml', true);
    }

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Field Documentation

$cont_export_dir

ilExportContainer::$cont_export_dir = ''

private

Definition at line 17 of file class.ilExportContainer.php.

$cont_manifest_writer

ilExportContainer::$cont_manifest_writer = null

private

Definition at line 18 of file class.ilExportContainer.php.

$eo

ilExportContainer::$eo = null

private

Definition at line 19 of file class.ilExportContainer.php.

Referenced by __construct().

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The documentation for this class was generated from the following file:

• Services/Export/classes/class.ilExportContainer.php