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<?php
/**
*
* @package MediaWiki
* @subpackage SpecialPage
*/
/**
*
*/
require_once( "QueryPage.php" );
/**
*
* @package MediaWiki
* @subpackage SpecialPage
*/
class DeadendPagesPage extends PageQueryPage {
function getName( ) {
return "Deadendpages";
}
/**
* LEFT JOIN is expensive
*
* @return true
*/
function isExpensive( ) {
return 1;
}
/**
* @return false
*/
function sortDescending() {
return false;
}
/**
* @return string an sqlquery
*/
function getSQL() {
$dbr =& wfGetDB( DB_SLAVE );
extract( $dbr->tableNames( 'cur', 'links' ) );
return "SELECT 'Deadendpages' as type, cur_namespace AS namespace, cur_title as title, cur_title AS value " .
"FROM $cur LEFT JOIN $links ON cur_id = l_from " .
"WHERE l_from IS NULL " .
"AND cur_namespace = 0 " .
"AND cur_is_redirect = 0";
}
}
/**
* Constructor
*/
function wfSpecialDeadendpages() {
list( $limit, $offset ) = wfCheckLimits();
$depp = new DeadendPagesPage();
return $depp->doQuery( $offset, $limit );
}
?>
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