Class ilFileSystemCleanTempDirCron. More...

Inheritance diagram for ilFileSystemCleanTempDirCron:

Collaboration diagram for ilFileSystemCleanTempDirCron:

Public Member Functions
	getId ()

	getTitle ()

	getDescription ()

	hasAutoActivation ()
	Is to be activated on "installation", does only work for ILIAS core cron jobs. More...

	hasFlexibleSchedule ()

	getDefaultScheduleType ()

	getDefaultScheduleValue ()

	run ()

Public Member Functions inherited from ilCronJob
	setDateTimeProvider (?Closure $date_time_provider)

	isDue (?DateTimeImmutable $last_run, ?int $schedule_type, ?int $schedule_value, bool $is_manually_executed=false)

	getScheduleType ()
	Get current schedule type (if flexible) More...

	getScheduleValue ()
	Get current schedule value (if flexible) More...

	setSchedule (?int $a_type, ?int $a_value)
	Update current schedule (if flexible) More...

	getAllScheduleTypes ()
	Get all available schedule types. More...

	getScheduleTypesWithValues ()

	getValidScheduleTypes ()
	Returns a collection of all valid schedule types for a specific job. More...

	isManuallyExecutable ()

	hasCustomSettings ()

	addCustomSettingsToForm (ilPropertyFormGUI $a_form)

	saveCustomSettings (ilPropertyFormGUI $a_form)

	addToExternalSettingsForm (int $a_form_id, array &$a_fields, bool $a_is_active)

	activationWasToggled (ilDBInterface $db, ilSetting $setting, bool $a_currently_active)
	Important: This method is (also) called from the setup process, where the constructor of an ilCronJob ist NOT executed. More...

	getId ()

	getTitle ()

	getDescription ()

	hasAutoActivation ()
	Is to be activated on "installation", does only work for ILIAS core cron jobs. More...

	hasFlexibleSchedule ()

	getDefaultScheduleType ()

	getDefaultScheduleValue ()

	run ()

Protected Attributes
ILIAS Filesystem Filesystem	$filesystem

ilLanguage	$language

ilLogger	$logger

Protected Attributes inherited from ilCronJob
int	$schedule_type = null

int	$schedule_value = null

Closure	$date_time_provider = null

Private Member Functions
	initDependencies ()

Additional Inherited Members
Data Fields inherited from ilCronJob
const	SCHEDULE_TYPE_DAILY = 1
	@depracated This will be replaced with an ENUM in ILIAS 9 More...

const	SCHEDULE_TYPE_IN_MINUTES = 2
	@depracated This will be replaced with an ENUM in ILIAS 9 More...

const	SCHEDULE_TYPE_IN_HOURS = 3
	@depracated This will be replaced with an ENUM in ILIAS 9 More...

const	SCHEDULE_TYPE_IN_DAYS = 4
	@depracated This will be replaced with an ENUM in ILIAS 9 More...

const	SCHEDULE_TYPE_WEEKLY = 5
	@depracated This will be replaced with an ENUM in ILIAS 9 More...

const	SCHEDULE_TYPE_MONTHLY = 6
	@depracated This will be replaced with an ENUM in ILIAS 9 More...

const	SCHEDULE_TYPE_QUARTERLY = 7
	@depracated This will be replaced with an ENUM in ILIAS 9 More...

const	SCHEDULE_TYPE_YEARLY = 8
	@depracated This will be replaced with an ENUM in ILIAS 9 More...

Detailed Description

Class ilFileSystemCleanTempDirCron.

Author: Lukas Zehnder lz@st.nosp@m.uder.nosp@m.-raim.nosp@m.ann..nosp@m.ch

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

Member Function Documentation

◆ getDefaultScheduleType()

ilFileSystemCleanTempDirCron::getDefaultScheduleType ( )

Reimplemented from ilCronJob.

Definition at line 84 of file class.ilFileSystemCleanTempDirCron.php.

                                            : int
    {
        return self::SCHEDULE_TYPE_DAILY;
    }

References ilCronJob\SCHEDULE_TYPE_DAILY.

◆ getDefaultScheduleValue()

ilFileSystemCleanTempDirCron::getDefaultScheduleValue ( )

Reimplemented from ilCronJob.

Definition at line 89 of file class.ilFileSystemCleanTempDirCron.php.

◆ getDescription()

ilFileSystemCleanTempDirCron::getDescription ( )

Reimplemented from ilCronJob.

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

                                    : string
    {
        return $this->language->txt("file_system_clean_temp_dir_cron_info");
    }

References ILIAS\UI\examples\Symbol\Glyph\Language\language().

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◆ getId()

ilFileSystemCleanTempDirCron::getId ( )

Reimplemented from ilCronJob.

Definition at line 59 of file class.ilFileSystemCleanTempDirCron.php.

                           : string
    {
        return "file_system_clean_temp_dir";
    }

◆ getTitle()

ilFileSystemCleanTempDirCron::getTitle ( )

Reimplemented from ilCronJob.

Definition at line 64 of file class.ilFileSystemCleanTempDirCron.php.

                              : string
    {
        return $this->language->txt('file_system_clean_temp_dir_cron');
    }

References ILIAS\UI\examples\Symbol\Glyph\Language\language().

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◆ hasAutoActivation()

ilFileSystemCleanTempDirCron::hasAutoActivation ( )

Is to be activated on "installation", does only work for ILIAS core cron jobs.

Reimplemented from ilCronJob.

Definition at line 74 of file class.ilFileSystemCleanTempDirCron.php.

                                       : bool
    {
        return false;
    }

◆ hasFlexibleSchedule()

ilFileSystemCleanTempDirCron::hasFlexibleSchedule ( )

Reimplemented from ilCronJob.

Definition at line 79 of file class.ilFileSystemCleanTempDirCron.php.

                                         : bool
    {
        return true;
    }

◆ initDependencies()

ilFileSystemCleanTempDirCron::initDependencies ( )

private

Definition at line 55 of file class.ilFileSystemCleanTempDirCron.php.

                                       : void
    {
    }

Referenced by run().

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◆ run()

ilFileSystemCleanTempDirCron::run ( )

Reimplemented from ilCronJob.

Definition at line 94 of file class.ilFileSystemCleanTempDirCron.php.

                         : ilCronJobResult
    {
        $this->initDependencies();
        // only delete files and folders older than ten days to prevent issues with ongoing processes (e.g. zipping a folder)
        $date = "until 10 day ago";
 
        // files are deleted before folders to prevent issues that would arise when trying to delete a (no longer existing) file in a deleted folder.
        $files = $this->filesystem->finder()->in([""]);
        $files = $files->files();
        $files = $files->date($date);
        $files = $files->getIterator();
        $files->rewind();
        $deleted_files = [];
        while ($files->valid()) {
            try {
                $file_match = $files->current();
                $path = $file_match->getPath();
                if ($file_match->isFile()) {
                    $this->filesystem->delete($path);
                    $deleted_files[] = $path;
                }
                $files->next();
            } catch (Throwable $t) {
                $this->logger->error(
                    "Cron Job \"Clean temp directory\" could not delete " . $path
                    . "due to the following exception: " . $t->getMessage()
                );
                $files->next();
            }
        }
 
        // the folders are sorted based on their path length to ensure that nested folders are deleted first
        // thereby preventing any issues due to deletion attempts on no longer existing folders.
        $folders = $this->filesystem->finder()->in([""]);
        $folders = $folders->directories();
        $folders = $folders->date($date);
        $folders = $folders->sort(fn (
            Metadata $a,
            Metadata $b
        ): int => strlen($a->getPath()) - strlen($b->getPath()));
        $folders = $folders->reverseSorting();
        $folders = $folders->getIterator();
 
        $deleted_folders = [];
 
        $folders->rewind();
        while ($folders->valid()) {
            try {
                $folder_match = $folders->current();
                $path = $folder_match->getPath();
                if ($folder_match->isDir()) {
                    $this->filesystem->deleteDir($path);
                    $deleted_folders[] = $path;
                }
                $folders->next();
            } catch (Throwable $t) {
                $this->logger->error(
                    "Cron Job \"Clean temp directory\" could not delete " . $path
                    . "due to the following exception: " . $t->getMessage()
                );
                $folders->next();
            }
        }
 
        $num_folders = count($deleted_folders);
        $num_files = count($deleted_files);
 
        $result = new ilCronJobResult();
        $result->setMessage($num_folders . " folders and " . $num_files . " files have been deleted.");
        $result->setStatus(ilCronJobResult::STATUS_OK);
        return $result;
    }