MediaWiki\Linker\LinkTargetLookup Interface Reference

Inherited by MediaWiki\Linker\LinkTargetStore.

Public Member Functions
	acquireLinkTargetId (LinkTarget $linkTarget, IDatabase $dbw)
	Attempt to assign an link target ID to the given $linkTarget.
	getLinkTargetById (int $linkTargetId)
	Find a link target by $id.
	getLinkTargetId (LinkTarget $linkTarget)
	Return link target id if exists.
	newLinkTargetFromRow (stdClass $row)
	Instantiate a new LinkTarget object based on a $row from the linktarget table.

Detailed Description

Since

1.38

Definition at line 29 of file LinkTargetLookup.php.

Member Function Documentation

acquireLinkTargetId()

MediaWiki\Linker\LinkTargetLookup::acquireLinkTargetId	(	LinkTarget	$linkTarget,
		IDatabase	$dbw )

Attempt to assign an link target ID to the given $linkTarget.

If it is already assigned, return the existing ID.

Note

If called within a transaction, the returned ID might become invalid if the transaction is rolled back, so it should not be passed outside of the transaction context.

Parameters

LinkTarget	$linkTarget
IDatabase	$dbw	The database connection to acquire the ID from.

Returns

int linktarget ID greater then 0

Exceptions

RuntimeException

if no linktarget ID has been assigned to this $linkTarget

Implemented in MediaWiki\Linker\LinkTargetStore.

getLinkTargetById()

MediaWiki\Linker\LinkTargetLookup::getLinkTargetById

(

int

$linkTargetId

)

Find a link target by $id.

Parameters

int

$linkTargetId

Returns

LinkTarget|null Returns null if no link target with this $linkTargetId exists in the database.

Implemented in MediaWiki\Linker\LinkTargetStore.

getLinkTargetId()

MediaWiki\Linker\LinkTargetLookup::getLinkTargetId

(

LinkTarget

$linkTarget

)

Return link target id if exists.

Parameters

LinkTarget

$linkTarget

Returns

int|null linktarget ID greater then 0, null if not found

Implemented in MediaWiki\Linker\LinkTargetStore.

newLinkTargetFromRow()

MediaWiki\Linker\LinkTargetLookup::newLinkTargetFromRow

(

stdClass

$row

)

Instantiate a new LinkTarget object based on a $row from the linktarget table.

Use this method when a linktarget row was already fetched from the DB via a join. This method just constructs a new instance and does not try fetching missing values from the DB again.

Parameters

stdClass

$row

with the following fields: int lt_id int lt_namespace string lt_title

Returns

LinkTarget

Implemented in MediaWiki\Linker\LinkTargetStore.

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

• includes/linker/LinkTargetLookup.php