ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler Class Reference

Class AbstractCtrlAwareIRSSUploadHandler. More...

Inheritance diagram for ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler:

Collaboration diagram for ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler:

Public Member Functions
	__construct ()
	getUploadURL ()
	getExistingFileInfoURL ()
	getFileRemovalURL ()
	getInfoResult (string $identifier)
	getInfoForExistingFiles (array $file_ids)
Public Member Functions inherited from ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareUploadHandler
	__construct ()
	ilUIDemoFileUploadHandlerGUI constructor. More...
	getFileIdentifierParameterName ()
	getUploadURL ()
	getExistingFileInfoURL ()
	getFileRemovalURL ()
	executeCommand ()
	Since this is a ilCtrl aware UploadHandler executeCommand MUST be implemented. More...
	getInfoResult (string $identifier)
	getInfoForExistingFiles (array $file_ids)
	supportsChunkedUploads ()

Protected Member Functions
	getStakeholder ()
	getClassPath ()
	getUploadResult ()
	processChunckedUpload (UploadResult $result)
	getRemoveResult (string $identifier)
Protected Member Functions inherited from ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareUploadHandler
	readChunkedInformation ()
	getUploadResult ()
	getRemoveResult (string $identifier)

Protected Attributes
ilFileServicesFilenameSanitizer	$sanitizer
ilLanguage	$language
Services	$irss
ResourceStakeholder	$stakeholder
Filesystem	$temp_filesystem
array	$class_path
Protected Attributes inherited from ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareUploadHandler
const	CMD_UPLOAD = 'upload'
const	CMD_REMOVE = 'remove'
const	CMD_INFO = 'info'
HttpServices	$http
ilCtrl	$ctrl
FileUpload	$upload
bool	$is_chunked = false
int	$chunk_index = 0
int	$amount_of_chunks = 0
string	$chunk_id = null
int	$chunk_total_size = 0

Additional Inherited Members
Data Fields inherited from ILIAS\UI\Component\Input\Field\UploadHandler
const	DEFAULT_FILE_ID_PARAMETER = 'file_id'

Detailed Description

Class AbstractCtrlAwareIRSSUploadHandler.

Author

Fabian Schmid fabia.nosp@m.n@sr.nosp@m..solu.nosp@m.tion.nosp@m.s

Definition at line 33 of file AbstractCtrlAwareIRSSUploadHandler.php.

Constructor & Destructor Documentation

__construct()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::__construct

(

)

Definition at line 42 of file AbstractCtrlAwareIRSSUploadHandler.php.

References $DIC, ILIAS\GlobalScreen\Provider\__construct(), ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler\getClassPath(), ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler\getStakeholder(), and ILIAS\UI\examples\Symbol\Glyph\Language\language().

    {
        global $DIC;

        $this->irss = $DIC->resourceStorage();
        $this->stakeholder = $this->getStakeholder();
        $this->temp_filesystem = $DIC->filesystem()->temp();
        $this->class_path = $this->getClassPath();
        $this->language = $DIC->language();
        $this->sanitizer = new \ilFileServicesFilenameSanitizer(
            $DIC->fileServiceSettings()
        );

        parent::__construct();
    }

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Member Function Documentation

getClassPath()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::getClassPath ( )

abstractprotected

Referenced by ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler\__construct().

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getExistingFileInfoURL()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::getExistingFileInfoURL

(

)

Returns

string of the URL where in GUI existing files are handled. The URL is called by GET with a field with name from getFileIdentifierParameterName() and the FileID of the desired file. Return a FI

Implements ILIAS\UI\Component\Input\Field\UploadHandler.

Definition at line 135 of file AbstractCtrlAwareIRSSUploadHandler.php.

References ILIAS\Repository\ctrl(), and null.

                                            : string
    {
        return $this->ctrl->getLinkTargetByClass($this->class_path, self::CMD_INFO, null, true);
    }

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getFileRemovalURL()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::getFileRemovalURL

(

)

Returns

string of the URL where in GUI deleted files are handled. The URL is called by POST with a field with name from getFileIdentifierParameterName() and the FileID of the deleted file.

Implements ILIAS\UI\Component\Input\Field\UploadHandler.

Definition at line 141 of file AbstractCtrlAwareIRSSUploadHandler.php.

References ILIAS\Repository\ctrl(), and null.

                                       : string
    {
        return $this->ctrl->getLinkTargetByClass($this->class_path, self::CMD_REMOVE, null, true);
    }

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getInfoForExistingFiles()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::getInfoForExistingFiles

(

array

$file_ids

)

Parameters

array

$file_ids

Returns

BasicFileInfoResult[]

Implements ILIAS\UI\Component\Input\Field\UploadHandler.

Definition at line 175 of file AbstractCtrlAwareIRSSUploadHandler.php.

References ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler\getInfoResult().

                                                            : array
    {
        return array_map(fn($file_id): FileInfoResult => $this->getInfoResult($file_id), $file_ids);
    }

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getInfoResult()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::getInfoResult

(

string

$identifier

)

Returns

null|FileInfoResult for the file with the given identifier or null if the file does not exist.

Implements ILIAS\UI\Component\Input\Field\UploadHandler.

Definition at line 160 of file AbstractCtrlAwareIRSSUploadHandler.php.

References $id, ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareUploadHandler\getFileIdentifierParameterName(), ILIAS\MetaData\OERExposer\OAIPMH\Handler\FileInfoResult\getSize(), and null.

Referenced by ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler\getInfoForExistingFiles().

                                                     : ?FileInfoResult
    {
        if (null !== ($id = $this->irss->manage()->find($identifier))) {
            $revision = $this->irss->manage()->getCurrentRevision($id)->getInformation();
            $title = $revision->getTitle();
            $size = $revision->getSize();
            $mime = $revision->getMimeType();
        } else {
            $title = $mime = 'unknown';
            $size = 0;
        }

        return new BasicFileInfoResult($this->getFileIdentifierParameterName(), $identifier, $title, $size, $mime);
    }

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getRemoveResult()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::getRemoveResult ( string  $identifier )

protected

Definition at line 146 of file AbstractCtrlAwareIRSSUploadHandler.php.

References $id, $message, ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareUploadHandler\getFileIdentifierParameterName(), null, and ILIAS\MetaData\OERExposer\OAIPMH\Handler\HandlerResult\STATUS_OK.

                                                          : HandlerResult
    {
        if (null !== ($id = $this->irss->manage()->find($identifier))) {
            $this->irss->manage()->remove($id, $this->stakeholder);
            $status = HandlerResult::STATUS_OK;
            $message = "file removal OK";
        } else {
            $status = HandlerResult::STATUS_OK;
            $message = "file with identifier '$identifier' doesn't exist, nothing to do.";
        }

        return new BasicHandlerResult($this->getFileIdentifierParameterName(), $status, $identifier, $message);
    }

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getStakeholder()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::getStakeholder ( )

abstractprotected

Referenced by ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler\__construct().

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getUploadResult()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::getUploadResult ( )

protected

Definition at line 62 of file AbstractCtrlAwareIRSSUploadHandler.php.

References $message, ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareUploadHandler\getFileIdentifierParameterName(), ILIAS\UI\examples\Symbol\Glyph\Language\language(), ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler\processChunckedUpload(), ILIAS\MetaData\OERExposer\OAIPMH\Handler\HandlerResult\STATUS_FAILED, ILIAS\MetaData\OERExposer\OAIPMH\Handler\HandlerResult\STATUS_OK, and ILIAS\Repository\upload().

                                        : HandlerResult
    {
        $this->upload->process(); // Process the uploads to rund things like PreProcessors

        $result_array = $this->upload->getResults();
        $result = end($result_array); // get the last result aka the Upload of the user

        if ($result instanceof UploadResult && $result->isOK()) {
            if ($this->is_chunked) {
                return $this->processChunckedUpload($result);
            }

            $identifier = $this->irss->manage()->upload($result, $this->stakeholder)->serialize();
            $status = HandlerResult::STATUS_OK;
            $message = "file upload OK";
        } else {
            $identifier = '';
            $status = HandlerResult::STATUS_FAILED;
            $message = $this->language->txt(
                'msg_info_blacklisted'
            ); // this is the most common reason for a failed upload
        }

        return new BasicHandlerResult($this->getFileIdentifierParameterName(), $status, $identifier, $message);
    }

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getUploadURL()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::getUploadURL

(

)

Returns

string of the URL where dropped files are sent to. This URL must make sure the upload is handled and a is returned as JSON.

Implements ILIAS\UI\Component\Input\Field\UploadHandler.

Definition at line 129 of file AbstractCtrlAwareIRSSUploadHandler.php.

References ILIAS\Repository\ctrl(), and null.

                                  : string
    {
        return $this->ctrl->getLinkTargetByClass($this->class_path, self::CMD_UPLOAD, null, true);
    }

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processChunckedUpload()

ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::processChunckedUpload ( UploadResult  $result )

protected

Definition at line 88 of file AbstractCtrlAwareIRSSUploadHandler.php.

References ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareUploadHandler\$amount_of_chunks, $id, ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareUploadHandler\getFileIdentifierParameterName(), ILIAS\MetaData\OERExposer\OAIPMH\Handler\HandlerResult\STATUS_FAILED, ILIAS\MetaData\OERExposer\OAIPMH\Handler\HandlerResult\STATUS_OK, and ILIAS\MetaData\OERExposer\OAIPMH\Handler\HandlerResult\STATUS_PARTIAL.

Referenced by ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler\getUploadResult().

                                                                  : HandlerResult
    {
        $temp_path = $this->sanitizer->sanitize("$this->chunk_id/{$result->getName()}");

        try {
            if ($this->temp_filesystem->has($temp_path)) {
                $stream = fopen($this->temp_filesystem->readStream($temp_path)->getMetadata()['uri'], 'ab');
                fwrite($stream, file_get_contents($result->getPath()));
            } else {
                $this->temp_filesystem->write($temp_path, file_get_contents($result->getPath()));
            }
        } catch (\Throwable $t) {
            return new BasicHandlerResult(
                $this->getFileIdentifierParameterName(),
                HandlerResult::STATUS_FAILED,
                '',
                $t->getMessage()
            );
        }

        if (($this->chunk_index + 1) === $this->amount_of_chunks) {
            $whole_file = $this->temp_filesystem->readStream($temp_path);
            $id = $this->irss->manage()->stream($whole_file, $this->stakeholder, $result->getName());

            return new BasicHandlerResult(
                $this->getFileIdentifierParameterName(),
                HandlerResult::STATUS_OK,
                $id->serialize(),
                "file upload OK"
            );
        }

        return new BasicHandlerResult(
            $this->getFileIdentifierParameterName(),
            HandlerResult::STATUS_PARTIAL,
            '',
            "chunk upload OK"
        );
    }

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Field Documentation

$class_path

array ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::$class_path

protected

Definition at line 40 of file AbstractCtrlAwareIRSSUploadHandler.php.

$irss

Services ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::$irss

protected

Definition at line 37 of file AbstractCtrlAwareIRSSUploadHandler.php.

$language

ilLanguage ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::$language

protected

Definition at line 36 of file AbstractCtrlAwareIRSSUploadHandler.php.

$sanitizer

ilFileServicesFilenameSanitizer ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::$sanitizer

protected

Definition at line 35 of file AbstractCtrlAwareIRSSUploadHandler.php.

$stakeholder

ResourceStakeholder ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::$stakeholder

protected

Definition at line 38 of file AbstractCtrlAwareIRSSUploadHandler.php.

$temp_filesystem

Filesystem ILIAS\MetaData\OERExposer\OAIPMH\Handler\AbstractCtrlAwareIRSSUploadHandler::$temp_filesystem

protected

Definition at line 39 of file AbstractCtrlAwareIRSSUploadHandler.php.

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

• components/ILIAS/FileUpload/src/Handler/AbstractCtrlAwareIRSSUploadHandler.php