- * Used to increment the view counter
- *
- * @param $id Integer: article id
- */
- public static function incViewCount( $id ) {
- $id = intval( $id );
-
- global $wgHitcounterUpdateFreq;
-
- $dbw = wfGetDB( DB_MASTER );
- $pageTable = $dbw->tableName( 'page' );
- $hitcounterTable = $dbw->tableName( 'hitcounter' );
- $acchitsTable = $dbw->tableName( 'acchits' );
- $dbType = $dbw->getType();
-
- if ( $wgHitcounterUpdateFreq <= 1 || $dbType == 'sqlite' ) {
- $dbw->query( "UPDATE $pageTable SET page_counter = page_counter + 1 WHERE page_id = $id" );
-
- return;
- }
-
- # Not important enough to warrant an error page in case of failure
- $oldignore = $dbw->ignoreErrors( true );
-
- $dbw->query( "INSERT INTO $hitcounterTable (hc_id) VALUES ({$id})" );
-
- $checkfreq = intval( $wgHitcounterUpdateFreq / 25 + 1 );
- if ( ( rand() % $checkfreq != 0 ) or ( $dbw->lastErrno() != 0 ) ) {
- # Most of the time (or on SQL errors), skip row count check
- $dbw->ignoreErrors( $oldignore );
-
- return;
- }
-
- $res = $dbw->query( "SELECT COUNT(*) as n FROM $hitcounterTable" );
- $row = $dbw->fetchObject( $res );
- $rown = intval( $row->n );
-
- if ( $rown >= $wgHitcounterUpdateFreq ) {
- wfProfileIn( 'Article::incViewCount-collect' );
- $old_user_abort = ignore_user_abort( true );
-
- $dbw->lockTables( array(), array( 'hitcounter' ), __METHOD__, false );
- $tabletype = $dbType == 'mysql' ? "ENGINE=HEAP " : '';
- $dbw->query( "CREATE TEMPORARY TABLE $acchitsTable $tabletype AS " .
- "SELECT hc_id,COUNT(*) AS hc_n FROM $hitcounterTable " .
- 'GROUP BY hc_id', __METHOD__ );
- $dbw->delete( 'hitcounter', '*', __METHOD__ );
- $dbw->unlockTables( __METHOD__ );
-
- if ( $dbType == 'mysql' ) {
- $dbw->query( "UPDATE $pageTable,$acchitsTable SET page_counter=page_counter + hc_n " .
- 'WHERE page_id = hc_id', __METHOD__ );
- } else {
- $dbw->query( "UPDATE $pageTable SET page_counter=page_counter + hc_n " .
- "FROM $acchitsTable WHERE page_id = hc_id", __METHOD__ );
- }
- $dbw->query( "DROP TABLE $acchitsTable", __METHOD__ );
-
- ignore_user_abort( $old_user_abort );
- wfProfileOut( 'Article::incViewCount-collect' );
- }
-
- $dbw->ignoreErrors( $oldignore );
- }
-
- /**#@+