ilCollectWorkspaceFilesJob Class Reference

Description of class class. More...

Inheritance diagram for ilCollectWorkspaceFilesJob:

Collaboration diagram for ilCollectWorkspaceFilesJob:

Public Member Functions
	__construct ()
	Construct. More...
	getInputTypes ()
	@inheritDoc More...
	getOutputType ()
	@inheritDoc More...
	isStateless ()
	@inheritDoc More...
	run (array $input, \ILIAS\BackgroundTasks\Observer $observer)
	@inheritDoc More...
	getExpectedTimeOfTaskInSeconds ()
	Returns int the amount of seconds this task usually taskes. If your task-duration scales with the the amount of data, try to set a possible high value of try to calculate it. If a task duration exceeds this value, it will be displayed as "possibly failed" to the user More...
Public Member Functions inherited from ILIAS\BackgroundTasks\Implementation\Tasks\AbstractJob
	getInput ()
	Returns Value[] More...
Public Member Functions inherited from ILIAS\BackgroundTasks\Implementation\Tasks\AbstractTask
	setInput (array $values)
	getOutput ()
	getInput ()
	getType ()
	unfoldTask ()
	Unfold the task. More...
	getRemoveOption ()
	Returns Option An Option to remove the current task and do some cleanup if possible. This Option is displayed if the Bucket is completed. You do not have to provide an additional Option to remove in your UserInteraction, the remove-Option is added to the list of Options (last position) See also self::getAbortOption(); More...
	getAbortOption ()
	Returns Option In case a Job is failed or did not respond for some time, an Abort-Option is displayed. There is already a Standard-Abort-Option registered, you can override with your own and do some cleanup if possible. More...
	getType ()
	getInputTypes ()
	getOutputType ()
	getOutput ()
	setInput (array $values)
	getInput ()
	unfoldTask ()
	getRemoveOption ()
	getAbortOption ()
Public Member Functions inherited from ILIAS\BackgroundTasks\Task\Job
	run (array $input, Observer $observer)
	isStateless ()
	getInput ()
	getExpectedTimeOfTaskInSeconds ()

Protected Attributes
	$tree
Protected Attributes inherited from ILIAS\BackgroundTasks\Implementation\Tasks\AbstractTask
	$input = []
	$output

Private Member Functions
	getFileDirs ($a_wsp_id, $a_file_name, $a_temp_dir)
	recurseFolder ($a_wsp_id, $a_folder_name, $a_temp_dir, $a_num_recursions, $a_initiated_by_folder_action)

Private Attributes
	$logger = null

Additional Inherited Members
Data Fields inherited from ILIAS\BackgroundTasks\Implementation\Tasks\AbstractTask
const	MAIN_REMOVE = 'bt_main_remove'
const	MAIN_ABORT = 'bt_main_abort'
Protected Member Functions inherited from ILIAS\BackgroundTasks\Implementation\Tasks\AbstractTask
	checkTypes ($values)
	extractType ($value)

Detailed Description

Description of class class.

Author

killi.nosp@m.ng@l.nosp@m.eifos.nosp@m..de

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

Constructor & Destructor Documentation

__construct()

ilCollectWorkspaceFilesJob::__construct

(

)

Construct.

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

    {
        global $DIC;
 
        $user = $DIC->user();
 
        $this->logger = ilLoggerFactory::getLogger("pwsp");
        $this->tree = new ilWorkspaceTree($user->getId());
    }

References $DIC, and ilLoggerFactory\getLogger().

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Member Function Documentation

getExpectedTimeOfTaskInSeconds()

ilCollectWorkspaceFilesJob::getExpectedTimeOfTaskInSeconds

(

)

Returns

int the amount of seconds this task usually taskes. If your task-duration scales with the the amount of data, try to set a possible high value of try to calculate it. If a task duration exceeds this value, it will be displayed as "possibly failed" to the user

Implements ILIAS\BackgroundTasks\Task\Job.

Definition at line 184 of file class.ilCollectWorkspaceFilesJob.php.

    {
        return 30;
    }

getFileDirs()

ilCollectWorkspaceFilesJob::getFileDirs (   $a_wsp_id,   $a_file_name,   $a_temp_dir  )

private

Definition at line 112 of file class.ilCollectWorkspaceFilesJob.php.

    {
        global $DIC;
 
        $user = $DIC->user();
        $ilAccess = new ilWorkspaceAccessHandler($this->tree);
        if ($ilAccess->checkAccessOfUser($this->tree, $user->getId(), "read", "", $a_wsp_id)) {
            $file = new ilObjFile($this->tree->lookupObjectId($a_wsp_id), false);
            $source_dir = $file->getFile($file->getVersion());
            if (@!is_file($source_dir)) {
                $source_dir = $file->getFile();
            }
            $target_dir = $a_temp_dir . '/' . ilUtil::getASCIIFilename($a_file_name);
 
            return $file_dirs = [
                "source_dir" => $source_dir,
                "target_dir" => $target_dir
            ];
        }
        return false;
    }

References $DIC, and ilUtil\getASCIIFilename().

Referenced by recurseFolder(), and run().

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getInputTypes()

ilCollectWorkspaceFilesJob::getInputTypes

(

)

@inheritDoc

Implements ILIAS\BackgroundTasks\Task.

Definition at line 40 of file class.ilCollectWorkspaceFilesJob.php.

    {
        return
            [
                new SingleType(ilWorkspaceCopyDefinition::class),
                new SingleType(BooleanValue::class)
            ];
    }

getOutputType()

ilCollectWorkspaceFilesJob::getOutputType

(

)

@inheritDoc

Implements ILIAS\BackgroundTasks\Task.

Definition at line 52 of file class.ilCollectWorkspaceFilesJob.php.

    {
        return new SingleType(ilWorkspaceCopyDefinition::class);
    }

isStateless()

ilCollectWorkspaceFilesJob::isStateless

(

)

@inheritDoc

Implements ILIAS\BackgroundTasks\Task\Job.

Definition at line 60 of file class.ilCollectWorkspaceFilesJob.php.

    {
        return true;
    }

recurseFolder()

ilCollectWorkspaceFilesJob::recurseFolder (   $a_wsp_id,   $a_folder_name,   $a_temp_dir,   $a_num_recursions,   $a_initiated_by_folder_action  )

private

Parameters

$a_wsp_id
$a_folder_name
$a_temp_dir
$a_num_recursions
$a_initiated_by_folder_action

Returns

array

Definition at line 142 of file class.ilCollectWorkspaceFilesJob.php.

    {
        $num_recursions = $a_num_recursions + 1;
        $tree = $this->tree;
        $ilAccess = new ilWorkspaceAccessHandler($this->tree);
        $files = array();
 
        // Avoid the duplication of the uppermost folder when the download is initiated via a folder's action drop-down
        // by not including said folders name in the temp_dir path.
        if (($num_recursions <= 1) and ($a_initiated_by_folder_action)) {
            $temp_dir = $a_temp_dir;
        } else {
            $temp_dir = $a_temp_dir . '/' . ilUtil::getASCIIFilename($a_folder_name);
        }
 
 
        $subtree = $tree->getChildsByTypeFilter($a_wsp_id, array("wfld","file"));
 
        foreach ($subtree as $child) {
            if (!$ilAccess->checkAccess("read", "", $child["child"])) {
                continue;
            }
            if ($child["type"] == "wfld") {
                $files_from_folder = $this->recurseFolder($child["child"], $child['title'], $temp_dir, $num_recursions, $a_initiated_by_folder_action);
                $files = array_merge($files, $files_from_folder);
            } elseif (($child["type"] == "file") and ($this->getFileDirs($child["child"], $child['title'], $temp_dir) != false)) {
                $files[] = $this->getFileDirs($child["ref_id"], $child['title'], $temp_dir);
            }
        }
        // ensure that empty folders are also contained in the downloaded zip
        if (empty($subtree)) {
            $files[] = [
                "source_dir" => "",
                "target_dir" => $temp_dir . '/'
            ];
        }
        return $files;
    }

References $tree, ilUtil\getASCIIFilename(), getFileDirs(), and recurseFolder().

Referenced by recurseFolder(), and run().

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run()

ilCollectWorkspaceFilesJob::run	(	array	$input,
		\ILIAS\BackgroundTasks\Observer	$observer
	)

@inheritDoc

Todo:

use filsystem service

Definition at line 69 of file class.ilCollectWorkspaceFilesJob.php.

    {
        $this->logger->debug('Start collecting files!');
        $this->logger->dump($input);
        $definition = $input[0];
        $initiated_by_folder_action = $input[1]->getValue();
        $object_wps_ids = $definition->getObjectWspIds();
        $files = array();
 
        foreach ($object_wps_ids as $object_wps_id) {
            $obj_id = $this->tree->lookupObjectId($object_wps_id);
            $object_type = ilObject::_lookupType($obj_id);
            $object_name = ilObject::_lookupTitle($obj_id);
            $object_temp_dir = ""; // empty as content will be added in recurseFolder and getFileDirs
 
            if ($object_type == "wfld") {
                $num_recursions = 0;
                $files_from_folder = $this->recurseFolder($object_wps_id, $object_name, $object_temp_dir, $num_recursions, $initiated_by_folder_action);
                $files = array_merge($files, $files_from_folder);
            } elseif (($object_type == "file") and ($this->getFileDirs($object_wps_id, $object_name, $object_temp_dir) != false)) {
                $files[] = $this->getFileDirs($object_wps_id, $object_name, $object_temp_dir);
            }
        }
        $this->logger->debug('Collected files:');
        $this->logger->dump($files);
 
        $num_files = 0;
        foreach ($files as $file) {
            $definition->addCopyDefinition($file['source_dir'], $file['target_dir']);
            $this->logger->debug('Added new copy definition: ' . $file['source_dir'] . ' -> ' . $file['target_dir']);
 
            // count files only (without empty directories)
            $is_empty_folder = preg_match_all("/\/$/", $file['target_dir']);
            if (!$is_empty_folder) {
                $num_files++;
            }
        }
        $definition->setObjectWspIds($object_wps_ids);
        $definition->setNumFiles($num_files);
 
        return $definition;
    }

References ILIAS\BackgroundTasks\Implementation\Tasks\AbstractTask\$input, ilObject\_lookupTitle(), ilObject\_lookupType(), getFileDirs(), and recurseFolder().

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Field Documentation

$logger

ilCollectWorkspaceFilesJob::$logger = null

private

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

$tree

ilCollectWorkspaceFilesJob::$tree

protected

Definition at line 22 of file class.ilCollectWorkspaceFilesJob.php.

Referenced by recurseFolder().

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

• Modules/WorkspaceFolder/BackgroundTask/classes/class.ilCollectWorkspaceFilesJob.php