MetadataStorageHelper Class Reference

Helper for storage of metadata. More...

Public Member Functions
	__construct (LocalRepo $repo)
	getJsonMetadata ( $file, $envelope)
	Get metadata in JSON format ready for DB insertion, optionally splitting items out to BlobStore.
	getMetadataFromBlobStore (array $addresses)
	jsonDecode (string $s)
	Do JSON decoding with local flags.
	jsonEncode ( $data)
	Do JSON encoding with local flags.

Detailed Description

Helper for storage of metadata.

Sharing the code between LocalFile and ArchivedFile

Access: internal

Definition at line 30 of file MetadataStorageHelper.php.

Constructor & Destructor Documentation

__construct()

MetadataStorageHelper::__construct

(

LocalRepo

$repo

)

Definition at line 34 of file MetadataStorageHelper.php.

Member Function Documentation

getJsonMetadata()

MetadataStorageHelper::getJsonMetadata	(		$file,
			$envelope )

Get metadata in JSON format ready for DB insertion, optionally splitting items out to BlobStore.

Parameters

LocalFile | ArchivedFile	$file
array	$envelope

Returns

array

Definition at line 46 of file MetadataStorageHelper.php.

References $file, and jsonEncode().

getMetadataFromBlobStore()

MetadataStorageHelper::getMetadataFromBlobStore

(

array

$addresses

)

Parameters

array

$addresses

Returns

array

Definition at line 110 of file MetadataStorageHelper.php.

jsonDecode()

MetadataStorageHelper::jsonDecode

(

string

$s

)

Do JSON decoding with local flags.

This doesn't use JsonCodec because JsonCodec can construct objects, which we don't want.

Does not throw. Returns false on failure.

Parameters

string

$s

Returns

mixed The decoded value, or false on failure

Definition at line 148 of file MetadataStorageHelper.php.

jsonEncode()

MetadataStorageHelper::jsonEncode

(

$data

)

Do JSON encoding with local flags.

Throw an exception if the data cannot be serialized.

Exceptions

MWException

Parameters

mixed

$data

Returns

string

Definition at line 95 of file MetadataStorageHelper.php.

Referenced by getJsonMetadata().

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

• includes/filerepo/file/MetadataStorageHelper.php