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<?php
/**
* Background job to update links for a given title.
*
* @ingroup JobQueue
*/
class RefreshLinksJob extends Job {
function __construct( $title, $params = '', $id = 0 ) {
parent::__construct( 'refreshLinks', $title, $params, $id );
}
/**
* Run a refreshLinks job
* @return boolean success
*/
function run() {
global $wgParser;
wfProfileIn( __METHOD__ );
$linkCache = LinkCache::singleton();
$linkCache->clear();
if ( is_null( $this->title ) ) {
$this->error = "refreshLinks: Invalid title";
wfProfileOut( __METHOD__ );
return false;
}
$revision = Revision::newFromTitle( $this->title );
if ( !$revision ) {
$this->error = 'refreshLinks: Article not found "' . $this->title->getPrefixedDBkey() . '"';
wfProfileOut( __METHOD__ );
return false;
}
wfProfileIn( __METHOD__.'-parse' );
$options = new ParserOptions;
$parserOutput = $wgParser->parse( $revision->getText(), $this->title, $options, true, true, $revision->getId() );
wfProfileOut( __METHOD__.'-parse' );
wfProfileIn( __METHOD__.'-update' );
$update = new LinksUpdate( $this->title, $parserOutput, false );
$update->doUpdate();
wfProfileOut( __METHOD__.'-update' );
wfProfileOut( __METHOD__ );
return true;
}
}
/**
* Background job to update links for a given title.
* Newer version for high use templates.
*
* @ingroup JobQueue
*/
class RefreshLinksJob2 extends Job {
function __construct( $title, $params, $id = 0 ) {
parent::__construct( 'refreshLinks2', $title, $params, $id );
}
/**
* Run a refreshLinks2 job
* @return boolean success
*/
function run() {
global $wgParser;
wfProfileIn( __METHOD__ );
$linkCache = LinkCache::singleton();
$linkCache->clear();
if( is_null( $this->title ) ) {
$this->error = "refreshLinks2: Invalid title";
wfProfileOut( __METHOD__ );
return false;
}
if( !isset($this->params['start']) || !isset($this->params['end']) ) {
$this->error = "refreshLinks2: Invalid params";
wfProfileOut( __METHOD__ );
return false;
}
$start = intval($this->params['start']);
$end = intval($this->params['end']);
$dbr = wfGetDB( DB_SLAVE );
$res = $dbr->select( array( 'templatelinks', 'page' ),
array( 'page_namespace', 'page_title' ),
array(
'page_id=tl_from',
"tl_from >= '$start'",
"tl_from <= '$end'",
'tl_namespace' => $this->title->getNamespace(),
'tl_title' => $this->title->getDBkey()
), __METHOD__
);
# Not suitable for page load triggered job running!
# Gracefully switch to refreshLinks jobs if this happens.
if( php_sapi_name() != 'cli' ) {
$jobs = array();
while( $row = $dbr->fetchObject( $res ) ) {
$title = Title::makeTitle( $row->page_namespace, $row->page_title );
$jobs[] = new RefreshLinksJob( $title, '' );
}
Job::batchInsert( $jobs );
return true;
}
# Re-parse each page that transcludes this page and update their tracking links...
while( $row = $dbr->fetchObject( $res ) ) {
$title = Title::makeTitle( $row->page_namespace, $row->page_title );
$revision = Revision::newFromTitle( $title );
if ( !$revision ) {
$this->error = 'refreshLinks: Article not found "' . $title->getPrefixedDBkey() . '"';
wfProfileOut( __METHOD__ );
return false;
}
wfProfileIn( __METHOD__.'-parse' );
$options = new ParserOptions;
$parserOutput = $wgParser->parse( $revision->getText(), $title, $options, true, true, $revision->getId() );
wfProfileOut( __METHOD__.'-parse' );
wfProfileIn( __METHOD__.'-update' );
$update = new LinksUpdate( $title, $parserOutput, false );
$update->doUpdate();
wfProfileOut( __METHOD__.'-update' );
wfProfileOut( __METHOD__ );
}
return true;
}
}
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