+require_once( dirname( __FILE__ ) . '/Maintenance.php' );
+
+class NukeNS extends Maintenance {
+ public function __construct() {
+ parent::__construct();
+ $this->mDescription = "Remove pages with only 1 revision from any namespace";
+ $this->addOption( 'delete', "Actually delete the page" );
+ $this->addOption( 'ns', 'Namespace to delete from, default NS_MEDIAWIKI', false, true );
+ }
+
+ public function execute() {
+ $ns = $this->getOption( 'ns', NS_MEDIAWIKI );
+ $delete = $this->getOption( 'delete', false );
+ $dbw = wfGetDB( DB_MASTER );
+ $dbw->begin();
+
+ $tbl_pag = $dbw->tableName( 'page' );
+ $tbl_rev = $dbw->tableName( 'revision' );
+ $res = $dbw->query( "SELECT page_title FROM $tbl_pag WHERE page_namespace = $ns" );
+
+ $n_deleted = 0;
+
+ foreach ( $res as $row ) {
+ // echo "$ns_name:".$row->page_title, "\n";
+ $title = Title::makeTitle( $ns, $row->page_title );
+ $id = $title->getArticleID();
+
+ // Get corresponding revisions
+ $res2 = $dbw->query( "SELECT rev_id FROM $tbl_rev WHERE rev_page = $id" );
+ $revs = array();
+
+ foreach ( $res2 as $row2 ) {
+ $revs[] = $row2->rev_id;
+ }
+ $count = count( $revs );
+
+ // skip anything that looks modified (i.e. multiple revs)
+ if ( $count == 1 ) {
+ # echo $title->getPrefixedText(), "\t", $count, "\n";
+ $this->output( "delete: " . $title->getPrefixedText() . "\n" );
+
+ // as much as I hate to cut & paste this, it's a little different, and
+ // I already have the id & revs
+ if ( $delete ) {
+ $dbw->query( "DELETE FROM $tbl_pag WHERE page_id = $id" );
+ $dbw->commit();
+ // Delete revisions as appropriate
+ $child = $this->runChild( 'NukePage', 'NukePage.php' );
+ $child->deleteRevisions( $revs );
+ $this->purgeRedundantText( true );
+ $n_deleted ++;
+ }
+ } else {
+ $this->output( "skip: " . $title->getPrefixedText() . "\n" );
+ }
+ }
+ $dbw->commit();
+
+ if ( $n_deleted > 0 ) {
+ # update statistics - better to decrement existing count, or just count
+ # the page table?
+ $pages = $dbw->selectField( 'site_stats', 'ss_total_pages' );
+ $pages -= $n_deleted;
+ $dbw->update(
+ 'site_stats',
+ array( 'ss_total_pages' => $pages ),
+ array( 'ss_row_id' => 1 ),
+ __METHOD__
+ );
+ }
+
+ if ( !$delete ) {
+ $this->output( "To update the database, run the script with the --delete option.\n" );
+ }
+ }