Ejemplo n.º 1
0
 /**
  * Common filters for Page URLs and Page Titles
  *
  * @param DataTable|DataTable\Simple|DataTable\Map $dataTable
  */
 protected function filterPageDatatable($dataTable)
 {
     $columnsToRemove = array('bounce_rate');
     $dataTable->queueFilter('ColumnDelete', array($columnsToRemove));
     // Average time on page = total time on page / number visits on that page
     $dataTable->queueFilter('ColumnCallbackAddColumnQuotient', array('avg_time_on_page', 'sum_time_spent', 'nb_visits', 0));
     // Bounce rate = single page visits on this page / visits started on this page
     $dataTable->queueFilter('ColumnCallbackAddColumnPercentage', array('bounce_rate', 'entry_bounce_count', 'entry_nb_visits', 0));
     // % Exit = Number of visits that finished on this page / visits on this page
     $dataTable->queueFilter('ColumnCallbackAddColumnPercentage', array('exit_rate', 'exit_nb_visits', 'nb_visits', 0));
     // Handle performance analytics
     $hasTimeGeneration = array_sum($dataTable->getColumn(Metrics::INDEX_PAGE_SUM_TIME_GENERATION)) > 0;
     if ($hasTimeGeneration) {
         // Average generation time = total generation time / number of pageviews
         $precisionAvgTimeGeneration = 3;
         $dataTable->queueFilter('ColumnCallbackAddColumnQuotient', array('avg_time_generation', 'sum_time_generation', 'nb_hits_with_time_generation', $precisionAvgTimeGeneration));
         $dataTable->queueFilter('ColumnDelete', array(array('sum_time_generation')));
     } else {
         // No generation time: remove it from the API output and add it to empty_columns metadata, so that
         // the columns can also be removed from the view
         $dataTable->filter('ColumnDelete', array(array(Metrics::INDEX_PAGE_SUM_TIME_GENERATION, Metrics::INDEX_PAGE_NB_HITS_WITH_TIME_GENERATION, Metrics::INDEX_PAGE_MIN_TIME_GENERATION, Metrics::INDEX_PAGE_MAX_TIME_GENERATION)));
         if ($dataTable instanceof DataTable) {
             $emptyColumns = $dataTable->getMetadata(DataTable::EMPTY_COLUMNS_METADATA_NAME);
             if (!is_array($emptyColumns)) {
                 $emptyColumns = array();
             }
             $emptyColumns[] = 'sum_time_generation';
             $emptyColumns[] = 'avg_time_generation';
             $emptyColumns[] = 'min_time_generation';
             $emptyColumns[] = 'max_time_generation';
             $dataTable->setMetadata(DataTable::EMPTY_COLUMNS_METADATA_NAME, $emptyColumns);
         }
     }
 }