Cache for article titles (prefixed DB keys) and ids linked from one source. More...

Public Member Functions
	addBadLinkObj ($title)
	addGoodLinkObj ($id, $title, $len=-1, $redir=null, $revision=0, $model=0)
	Add a link for the title to the link cache.
	addGoodLinkObjFromRow ($title, $row)
	Same as above with better interface.
	addLink ($title)
	Add a title to the link cache, return the page_id or zero if non-existent.
	addLinkObj ($nt)
	Add a title to the link cache, return the page_id or zero if non-existent.
	clear ()
	Clears cache.
	clearBadLink ($title)
	clearLink ($title)
	forUpdate ($update=null)
	General accessor to get/set whether SELECT FOR UPDATE should be used.
	getBadLinks ()
	getGoodLinkFieldObj ($title, $field)
	Get a field of a title object from cache.
	getGoodLinkID ($title)
	getGoodLinks ()
	isBadLink ($title)
Static Public Member Functions
static	destroySingleton ()
	Destroy the singleton instance, a new one will be created next time singleton() is called.
static	setSingleton (LinkCache $instance)
	Set the singleton instance to a given object.
static &	singleton ()
	Get an instance of this class.
Static Protected Attributes
static	$instance
Private Attributes
	$mBadLinks = array()
	$mClassVer = 4
	$mForUpdate = false
	$mGoodLinkFields = array()
	$mGoodLinks = array()

Detailed Description

Cache for article titles (prefixed DB keys) and ids linked from one source.

Definition at line 29 of file LinkCache.php.

Member Function Documentation

LinkCache::addBadLinkObj ( $ title )

Parameters:

$title Title

Definition at line 168 of file LinkCache.php.

References $title, and isBadLink().

Referenced by addLinkObj().

LinkCache::addGoodLinkObj	(	$	id,
		$	title,
		$	len = `-1`,
		$	redir = `null`,
		$	revision = `0`,
		$	model = `0`
	)

Add a link for the title to the link cache.

Parameters:

int	$id	Page's ID
Title	$title
int	$len	Text's length
int	$redir	Whether the page is a redirect
int	$revision	Latest revision's ID
int	$model	Latest revision's content model ID

Definition at line 134 of file LinkCache.php.

References $title, and array().

LinkCache::addGoodLinkObjFromRow	(	$	title,
		$	row
	)

Same as above with better interface.

Since:: 1.19

Parameters:

$title	Title
$row	object which has the fields page_id, page_is_redirect, page_latest and page_content_model

Definition at line 154 of file LinkCache.php.

References $title, array(), and empty.

Referenced by addLinkObj().

LinkCache::addLink ( $ title )

Add a title to the link cache, return the page_id or zero if non-existent.

Parameters:

string $title title to add

Returns:: Integer

Definition at line 203 of file LinkCache.php.

References $title, addLinkObj(), and Title\newFromDBkey().

LinkCache::addLinkObj ( $ nt )

Add a title to the link cache, return the page_id or zero if non-existent.

Parameters:

$nt	Title object to add

Returns:: Integer

Definition at line 218 of file LinkCache.php.

References $f, $key, $options, $s, addBadLinkObj(), addGoodLinkObjFromRow(), array(), getGoodLinkID(), global, isBadLink(), wfGetDB(), wfProfileIn(), and wfProfileOut().

Referenced by addLink().

LinkCache::clear ( )

Clears cache.

Definition at line 280 of file LinkCache.php.

References array().

LinkCache::clearBadLink ( $ title )

Definition at line 175 of file LinkCache.php.

References $title.

LinkCache::clearLink ( $ title )

Parameters:

$title Title

Definition at line 182 of file LinkCache.php.

References $title.

static LinkCache::destroySingleton ( ) [static]

Destroy the singleton instance, a new one will be created next time singleton() is called.

Since:: 1.22

Definition at line 63 of file LinkCache.php.

LinkCache::forUpdate ( $ update = null )

General accessor to get/set whether SELECT FOR UPDATE should be used.

Parameters:

$update

Returns:: bool

Definition at line 84 of file LinkCache.php.

References wfSetVar().

LinkCache::getBadLinks ( )

Definition at line 193 of file LinkCache.php.

LinkCache::getGoodLinkFieldObj	(	$	title,
		$	field
	)

Get a field of a title object from cache.

If this link is not good, it will return NULL.

Parameters:

	$title	Title
string	$field	('length','redirect','revision','model')

Returns:: mixed

Definition at line 107 of file LinkCache.php.

References $title.

LinkCache::getGoodLinkID ( $ title )

Parameters:

$title

Returns:: array|int

Definition at line 92 of file LinkCache.php.

References $title.

Referenced by addLinkObj().

LinkCache::getGoodLinks ( )

Definition at line 189 of file LinkCache.php.

LinkCache::isBadLink ( $ title )

Parameters:

$title

Returns:: bool

Definition at line 120 of file LinkCache.php.

References $title.

Referenced by addBadLinkObj(), and addLinkObj().

static LinkCache::setSingleton ( LinkCache $ instance ) [static]

Set the singleton instance to a given object.

Since we do not have an interface for LinkCache, you have to be sure the given object implements all the LinkCache public methods.

Parameters:

LinkCache $instance

Since:: 1.22

Definition at line 74 of file LinkCache.php.

References $instance.

static& LinkCache::singleton ( ) [static]

Get an instance of this class.

Returns:: LinkCache

Definition at line 49 of file LinkCache.php.

References $instance.

Referenced by NewParserTest\addDBData(), LinkHolderArray\doVariants(), LinkBatch\execute(), RefreshLinks\fixLinksFromArticle(), Title\getArticleID(), Title\getContentModel(), Title\getLatestRevID(), Title\getLength(), Title\getLinksFrom(), Title\getLinksTo(), Title\isRedirect(), TitleCleanup\moveInconsistentPage(), CoreParserFunctions\pageid(), LinkHolderArray\replaceInternal(), Title\resetArticleID(), RefreshLinksJob2\run(), RefreshLinksJob\runForTitle(), WikiPageTest\setUp(), Parser\statelessFetchTemplate(), and NewParserTest\tearDown().

Member Data Documentation

LinkCache::$instance [static, protected]

Definition at line 42 of file LinkCache.php.

Referenced by setSingleton(), and singleton().

LinkCache::$mBadLinks = array() [private]

Definition at line 36 of file LinkCache.php.

LinkCache::$mClassVer = 4 [private]

Definition at line 32 of file LinkCache.php.

LinkCache::$mForUpdate = false [private]

Definition at line 37 of file LinkCache.php.

LinkCache::$mGoodLinkFields = array() [private]

Definition at line 35 of file LinkCache.php.

LinkCache::$mGoodLinks = array() [private]

Definition at line 34 of file LinkCache.php.

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

includes/cache/LinkCache.php

Public Member Functions

Static Public Member Functions

Static Protected Attributes

Private Attributes

Detailed Description

Member Function Documentation

Member Data Documentation