567 	 * @param index $rowid optional rowid element is related to
571 	protected function varname( $name, $rowid = null )  argument
573 		return 'db2do' . $name . ( $rowid ? $rowid : '' ) . '[' .
692 					$rowid = intval( $matches[2] );
693 					if ( $rowid )
694 						$rowACL = $this->getRowACL( $rowid );
696 						$rowid = $rowACL = null;
729 									if ( ( $action == 'insert' ) && $rowid )
744 										$duplicateRowID = $rowid;
747 										$rowid = null;
756 									$result   = $this->editRecord( $rowid, $readonly,
766 										$rowid = $result;
778 								$this->deleteRecord( $rowid );
788 									if ( !call_user_func( $method, $rowid ) )
854 	protected function getRowACL( $rowid )  argument
862 		if ( !isset( $session['rowACLs'][$rowid] ) )
878 				if ( !$st->execute( array( $rowid ) ) )
886 				$session['rowACLs'][$rowid] = trim( $row[0] );
892 		return $session['rowACLs'][$rowid] ? $session['rowACLs'][$rowid] : null;
897 	protected function dropRowACL( $rowid )  argument
902 		if ( $session['rowACLs'][$rowid] )
943 	 * @param integer $rowid unique numeric ID of record to edit/inspect
949 	protected function editRecord( $rowid, $readOnly, $duplicateOf = null,  argument
957 		$isNew    = !$rowid || $duplicateOf;
965 		if ( $rowid && !$readOnly && !$this->obtainLock( $this->table, $rowid ) )
988 		if ( $input && ( $input['____single'] === md5( $rowid ) ) )
1017 				if ( $rowid && !$readOnly && !$this->releaseLock( $this->table, $rowid ) )
1046 							if ( $rowid )
1052 						$error = $this->checkValue( $rowid, $column, $input['data'.$column], $store[$column], $def );
1087 								$value = $this->valueToDB( $rowid, $column, $value, $this->meta[$column] );
1121 						$record[$idColumn] = $rowid;
1123 						$log = array( $rowid, 'update' );
1148 					if ( $rowid && !$readOnly && !$this->releaseLock( $this->table, $rowid, true ) )
1214 				if ( !$st->execute( array( $duplicateOf ? $duplicateOf : $rowid ) ) )
1245 					$store[$column] = $this->valueFromDB( $rowid, $column, $value, $this->meta[$column] );
1262 				$input['____idx'] = $this->recordI2X( $rowid );
1295 			$elements[] = $this->renderField( $rowid, $column, $value,
1302 		if ( $readOnly && $rowid )
1303 			$cmdName = 'inspect' . $rowid;
1304 		else if ( $rowid )
1305 			$cmdName = 'edit' . $rowid;
1312 							$this->varname( '____single' ) => md5( $rowid ),
1370 	 * @param integer $rowid ID of row to delete
1373 	protected function deleteRecord( $rowid )  argument
1376 		if ( !$rowid || !ctype_digit( trim( $rowid ) ) )
1386 			if ( !$this->obtainLock( $this->table, $rowid, true, true ) )
1401 			if ( !$st->execute( array( $rowid ) ) )
1404 			$this->log( 'delete', $this->table, $rowid );
1830 			$rowid = $idCol ? intval( $row[$idCol] ) : 0;
1869 				$value = $this->valueFromDB( $rowid, $column, $value, $def );
1871 				$cell = $this->renderValue( $rowid, $column, $value, $def,
1888 									$this->varname( 'cmd' . $clickAction, $rowid ) .
1910 						 $this->getRecordCommands( $rowid, $rowACL, $clicks ) .
2556 	 * @param integer $rowid ID of record
2560 	protected function getRecordCommands( $rowid, $rowACL = null, $clickActions = null )  argument
2563 		$rowid = intval( $rowid );
2564 		if ( !$rowid )
2596 				$idName = $this->varname( 'cmd' . $name, $rowid );
2668 	protected function recordI2X( $rowid )  argument
2690 			if ( $record[0] == $rowid )
4266 	 * @param integer $rowid ID of record changed
4269 	protected function log( $action, $table, $rowid = null )  argument
4294 		if ( !$st->execute( array( $table, intval( $rowid ), $action,
4317 	 * @param integer $rowid unique (!!) ID of record lock is related to, omit
4325 …protected function obtainLock( $table, $rowid = null, $inTransaction = false, $checkOnly = false, …  argument
4348 		$rowid = intval( $rowid );
4360 				if ( $rowid )
4400 			if ( !$st->execute( array( $table, $rowid ) ) )
4439 				if ( !$st->execute( array( $currentUser, time(), $table, $rowid ) ))
4472 	 * @param integer $rowid unique (!!) ID of record lock is related to, omit
4478 	protected function releaseLock( $table, $rowid = null, $inTransaction = false )  argument
4491 		$rowid = intval( $rowid );
4500 			if ( !$this->obtainLock( $table, $rowid, true, true, true ) )
4511 			if ( !$st->execute( array( $table, $rowid, $currentUser ) ) )
4539 	 * @param integer $rowid unique numeric ID of selected record
4545 	final protected function mediaLink( $rowid, $column, $forDownload = false,  argument
4550 		$rowid  = intval( $rowid );
4553 		if ( !$rowid || ( $this->meta[$column]['type'] != 'data' ) )
4572 						   $column, $idColumn, $rowid, $this->getPageID(),
5022 	 * @param integer $rowid ID of row containing given value
5029 	protected function valueFromDB( $rowid, $column, $value, $def )  argument
5150 	 * @param integer $rowid ID of row containing given value
5158 	protected function valueToDB( $rowid, &$column, $value, $def )  argument
5249 				$this->dropRowACL( $rowid );
5279 	 * @param integer $rowid ID of row containing given value
5287 	protected function checkValue( $rowid, &$column, $value, &$inStore, $def )  argument
5707 	 * @param integer $rowid ID of row containing given value
5716 	protected function renderField( $rowid, $column, $value, $def, $error, $readOnly, &$rowACL )  argument
5719 		if ( $rowid === true )
5729 		else if ( $rowid === false )
5801 			$code = $this->renderValue( $rowid, $column, $value, $def, true, true, $rowACL );
5824 					return $this->renderField( $rowid, $column, $value, $def, '', true, $rowACL );
5829 				if ( $rowid )
5862 						$current = $this->renderValue( $rowid, $column, $value, $def, true, true, $rowACL );
5995 	 * @param integer $rowid ID of row containing given value
6007 	protected function renderValue( $rowid, $column, $value, $def,  argument
6058 						$url = $this->mediaLink( $rowid, $column, ( $def['format'] != 'image' ) );