getmapper()->appendRule( new ezcLogFilterRule( new ezcLogFilter, $writer, true ) ); // Set the source and category. $log->source = "Payment module"; $log->category = "Template"; $log->log( "Could not find cache file: .", ezcLog::WARNING ); // ... // Write a SQL error. The category is set to SQL for this message only. $log->log( "Cannot execute query: