* Class representing a list of titles
* The execute() method checks them all for existence and adds them to a LinkCache object
*
- * @addtogroup Cache
+ * @ingroup Cache
*/
class LinkBatch {
/**
}
}
- function addObj( $title ) {
+ public function addObj( $title ) {
if ( is_object( $title ) ) {
$this->add( $title->getNamespace(), $title->getDBkey() );
} else {
}
}
- function add( $ns, $dbkey ) {
+ public function add( $ns, $dbkey ) {
if ( $ns < 0 ) {
return;
}
* Set the link list to a given 2-d array
* First key is the namespace, second is the DB key, value arbitrary
*/
- function setArray( $array ) {
+ public function setArray( $array ) {
$this->data = $array;
}
/**
* Returns true if no pages have been added, false otherwise.
*/
- function isEmpty() {
+ public function isEmpty() {
return ($this->getSize() == 0);
}
/**
* Returns the size of the batch.
*/
- function getSize() {
+ public function getSize() {
return count( $this->data );
}
* Do the query and add the results to the LinkCache object
* Return an array mapping PDBK to ID
*/
- function execute() {
- $linkCache =& LinkCache::singleton();
+ public function execute() {
+ $linkCache = LinkCache::singleton();
return $this->executeInto( $linkCache );
}
* Do the query and add the results to a given LinkCache object
* Return an array mapping PDBK to ID
*/
- function executeInto( &$cache ) {
+ protected function executeInto( &$cache ) {
wfProfileIn( __METHOD__ );
$res = $this->doQuery();
$ids = $this->addResultToCache( $cache, $res );
}
/**
- * Add a ResultWrapper containing IDs and titles to a LinkCache object
- * Title are initialized here and they will go to the static title cache
- * field of the Title class.
+ * Add a ResultWrapper containing IDs and titles to a LinkCache object.
+ * As normal, titles will go into the static Title cache field.
+ * This function *also* stores extra fields of the title used for link
+ * parsing to avoid extra DB queries.
*/
- function addResultToCache( $cache, $res ) {
+ public function addResultToCache( $cache, $res ) {
if ( !$res ) {
return array();
}
$ids = array();
$remaining = $this->data;
while ( $row = $res->fetchObject() ) {
- $title = Title::newFromRow( $row );
- $cache->addGoodLinkObj( $row->page_id, $title );
+ $title = Title::makeTitle( $row->page_namespace, $row->page_title );
+ $cache->addGoodLinkObj( $row->page_id, $title, $row->page_len, $row->page_is_redirect );
$ids[$title->getPrefixedDBkey()] = $row->page_id;
unset( $remaining[$row->page_namespace][$row->page_title] );
}
/**
* Perform the existence test query, return a ResultWrapper with page_id fields
*/
- function doQuery() {
+ public function doQuery() {
if ( $this->isEmpty() ) {
return false;
}
$sql = "SELECT page_id, page_namespace, page_title, page_len, page_is_redirect FROM $page WHERE $set";
// Do query
- $res = new ResultWrapper( $dbr, $dbr->query( $sql, __METHOD__ ) );
+ $res = $dbr->query( $sql, __METHOD__ );
wfProfileOut( __METHOD__ );
return $res;
}
* @return string
* @public
*/
- function constructSet( $prefix, &$db ) {
+ public function constructSet( $prefix, &$db ) {
$first = true;
$firstTitle = true;
$sql = '';
} else {
$sql .= ' OR ';
}
-
+
if (count($dbkeys)==1) { // avoid multiple-reference syntax if simple equality can be used
$singleKey = array_keys($dbkeys);
$sql .= "({$prefix}_namespace=$ns AND {$prefix}_title=".
")";
} else {
$sql .= "({$prefix}_namespace=$ns AND {$prefix}_title IN (";
-
+
$firstTitle = true;
foreach( $dbkeys as $dbkey => $unused ) {
if ( $firstTitle ) {
}
}
}
-
-