adding updated files

d3_sankey.info

@@ -6,3 +6,10 @@ package = Visualization
 dependencies[] = libraries (>=2.0)
 dependencies[] = d3
 dependencies[] = xautoload (>= 7.x-5.0)
+
+; Information added by Drupal.org packaging script on 2016-10-27
+version = "7.x-1.x-dev"
+core = "7.x"
+project = "d3_sankey"
+datestamp = "1477583498"
+

libraries/d3.sankey/d3.sankey.libraries.info

@@ -18,3 +18,10 @@ dependencies[] = d3.chart.sankey
 ;   chart; and;
 ; - if we override the original d3_views plugins, we will conflict with other
 ;   modules that need to do the same thing.
+
+; Information added by Drupal.org packaging script on 2016-10-27
+version = "7.x-1.x-dev"
+core = "7.x"
+project = "d3_sankey"
+datestamp = "1477583498"
+

modules/d3_sankey_examples/d3_sankey_examples.info

@@ -4,3 +4,10 @@ core = 7.x
 package = Visualization
 
 dependencies[] = d3_sankey
+
+; Information added by Drupal.org packaging script on 2016-10-27
+version = "7.x-1.x-dev"
+core = "7.x"
+project = "d3_sankey"
+datestamp = "1477583498"
+

modules/d3_sankey_table_group_pp/d3_sankey_table_group_pp.info

@@ -6,3 +6,10 @@ package = Visualization
 dependencies[] = d3_sankey
 dependencies[] = composer_manager
 dependencies[] = xautoload (>= 7.x-5.0)
+
+; Information added by Drupal.org packaging script on 2016-10-27
+version = "7.x-1.x-dev"
+core = "7.x"
+project = "d3_sankey"
+datestamp = "1477583498"
+

modules/d3_sankey_table_group_pp/d3_sankey_table_group_pp.module

@@ -38,6 +38,7 @@ function d3_sankey_table_group_pp_field_formatter_info() {
       'alignLabel' => D3_SANKEY_ALIGNLABEL_AUTO,
       'node_colors' => '',
       'link_colors' => '',
+      'skip_rows_with_empty_data' => FALSE,
     ),
   );
 
@@ -137,6 +138,14 @@ function d3_sankey_table_group_pp_field_formatter_settings_form($field, $instanc
       '#default_value' => $settings['link_colors'],
       '#element_validate' => array('d3_sankey_element_validate_optional_color_list'),
     );
+
+    // Whether to not to skip rows with empty data.
+    $element['skip_rows_with_empty_data'] = array(
+      '#type' => 'checkbox',
+      '#title' => t('Skip rows with empty data'),
+      '#description' => t("Empty data causes infinite recursion as of d3.chart.sankey version 0.2.1. Enabling this option checks whether there is any empty data in a row, and if so, does not output it. Skipping data makes the chart less accurate, but avoids crashing the end-user's browser."),
+      '#default_value' => $settings['skip_rows_with_empty_data'],
+    );
   }
 
   return $element;
@@ -212,6 +221,11 @@ function d3_sankey_table_group_pp_field_formatter_settings_summary($field, $inst
           '%colors' => implode(', ', $link_colors),
         ));
     }
+
+    // Display whether we're skipping rows with empty data.
+    if ((bool) $settings['skip_rows_with_empty_data'] === TRUE) {
+      $summary .= ' ' . t('Skipping rows with empty data.');
+    }
   }
 
   return $summary;
@@ -276,6 +290,19 @@ function d3_sankey_table_group_pp_field_formatter_view($entity_type, $entity, $f
       // raw data out of the preprocessor, and add it to the chart.
       $preprocessor = new TableGroupingPreprocessor();
       foreach ($rows as $row) {
+        // If we've been asked to skip rows with empty data, search the columns
+        // in the current row for empty data.
+        if ((bool) $settings['skip_rows_with_empty_data'] === TRUE) {
+          foreach ($row as $column) {
+            if (empty($column)) {
+              // We are currently in 2 foreach loops; the inner one for the
+              // column, and the outer one for the row. We want to skip
+              // processing the current row iteration.
+              continue 2;
+            }
+          }
+        }
+
         $preprocessor->ingestRow((array) $row);
       }
       $raw_data = $preprocessor->getRawData();