|  | @@ -860,57 +860,60 @@ class GFF3Importer extends TripalImporter {
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				|  |  |                throw new Exception(t("Cound not save record in temporary table, Cannot continue.", []));
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				|  |  |              }
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				|  |  |            }
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				|  |  | -          // add/update the featureloc if the landmark and the ID are not the same
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				|  |  | -          // if they are the same then this entry in the GFF is probably a landmark identifier
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				|  |  | +          // Add/update the featureloc if the landmark and the ID are not the
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				|  |  | +          // same if they are the same then this entry in the GFF is probably
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				|  |  | +          // a landmark identifier.
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				|  |  |            if (strcmp($landmark, $attr_uniquename) != 0) {
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				|  |  |              $this->loadFeatureLoc($feature, $organism,
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				|  |  |                $landmark, $fmin, $fmax, $strand, $phase, $attr_fmin_partial,
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				|  |  |                $attr_fmax_partial, $attr_residue_info, $attr_locgroup);
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				|  |  |            }
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				|  |  |  
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				|  |  | -          // add any aliases for this feature
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				|  |  | +          // Add any aliases for this feature.
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				|  |  |            if (array_key_exists('Alias', $tags)) {
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				|  |  |              $this->loadAlias($feature, $tags['Alias']);
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				|  |  |            }
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				|  |  | -          // add any dbxrefs for this feature
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				|  |  | +          // Add any dbxrefs for this feature.
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				|  |  |            if (array_key_exists('Dbxref', $tags)) {
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				|  |  |              $this->loadDbxref($feature, $tags['Dbxref']);
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				|  |  |            }
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				|  |  | -          // add any ontology terms for this feature
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				|  |  | +          // Add any ontology terms for this feature.
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				|  |  |            if (array_key_exists('Ontology_term', $tags)) {
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				|  |  |              $this->loadOntology($feature, $tags['Ontology_term']);
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				|  |  |            }
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				|  |  | -          // add parent relationships
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				|  |  | +          // Add parent relationships.
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				|  |  |            if (array_key_exists('Parent', $tags)) {
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				|  |  |              $this->loadParents($feature, $cvterm, $tags['Parent'],
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				|  |  |                $feature_organism->organism_id, $strand, $phase, $fmin, $fmax);
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				|  |  |            }
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				|  |  |  
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				|  |  | -          // add target relationships
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				|  |  | +          // Add target relationships.
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				|  |  |            if (array_key_exists('Target', $tags)) {
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				|  |  |              $this->loadTarget($feature, $tags, $target_organism_id, $target_type, $create_target, $attr_locgroup);
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				|  |  |            }
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				|  |  | -          // add gap information.  This goes in simply as a property
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				|  |  | +          // Add gap information.  This goes in simply as a property.
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				|  |  |            if (array_key_exists('Gap', $tags)) {
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				|  |  |              foreach ($tags['Gap'] as $value) {
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				|  |  |                $this->loadProperty($feature, 'Gap', $value);
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				|  |  |              }
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				|  |  |            }
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				|  |  | -          // add notes. This goes in simply as a property
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				|  |  | +          // Add notes. This goes in simply as a property.
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				|  |  |            if (array_key_exists('Note', $tags)) {
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				|  |  |              foreach ($tags['Note'] as $value) {
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				|  |  |                $this->loadProperty($feature, 'Note', $value);
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				|  |  |              }
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				|  |  |            }
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				|  |  | -          // add the Derives_from relationship (e.g. polycistronic genes).
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				|  |  | +          // Add the Derives_from relationship (e.g. polycistronic genes).
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				|  |  |            if (array_key_exists('Derives_from', $tags)) {
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				|  |  |              $this->loadDerivesFrom($feature, $cvterm, $tags['Derives_from'][0],
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				|  |  |                $feature_organism, $fmin, $fmax);
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				|  |  |            }
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				|  |  | -          // add in the GFF3_source dbxref so that GBrowse can find the feature using the source column
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				|  |  | +          // Add in the GFF3_source dbxref so that GBrowse can find the feature
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				|  |  | +          // using the source column.
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				|  |  |            $source_ref = ['GFF_source:' . $source];
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				|  |  |            $this->loadDbxref($feature, $source_ref);
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				|  |  | -          // add any additional attributes
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				|  |  | +
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				|  |  | +          // Add any additional attributes.
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				|  |  |            if ($attr_others) {
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				|  |  |              foreach ($attr_others as $tag_name => $values) {
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				|  |  |                foreach ($values as $value) {
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				|  | @@ -1430,7 +1433,7 @@ class GFF3Importer extends TripalImporter {
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				|  |  |          $db = chado_select_record('db', ['db_id'], ['name' => "$dbname"]);
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				|  |  |          if (sizeof($db) == 0) {
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				|  |  |            $this->logMessage("Database, $dbname, is not present. Cannot associate term: $dbname:$accession.", [], TRIPAL_WARNING);
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				|  |  | -          return 0;
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				|  |  | +          continue;
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				|  |  |          }
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				|  |  |        }
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				|  |  |        $db = $db[0];
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				|  | @@ -1440,7 +1443,7 @@ class GFF3Importer extends TripalImporter {
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				|  |  |          ['accession' => $accession, 'db_id' => $db->db_id]);
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				|  |  |        if (sizeof($dbxref) == 0) {
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				|  |  |          $this->logMessage("Accession, $accession is missing for reference: $dbname:$accession.", [], TRIPAL_WARNING);
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				|  |  | -        return 0;
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				|  |  | +        continue;
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				|  |  |        }
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				|  |  |        $dbxref = $dbxref[0];
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				|  |  |  
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				|  | @@ -1455,7 +1458,7 @@ class GFF3Importer extends TripalImporter {
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				|  |  |          ]);
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				|  |  |          if (sizeof($cvterm) == 0) {
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				|  |  |            $this->logMessage("CV Term is missing for reference: $dbname:$accession.", [], TRIPAL_WARNING);
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				|  |  | -          return 0;
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				|  |  | +          continue;
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				|  |  |          }
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				|  |  |        }
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				|  |  |        $cvterm = $cvterm[0];
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				|  | @@ -1481,11 +1484,10 @@ class GFF3Importer extends TripalImporter {
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				|  |  |  
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				|  |  |          if (!$success) {
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				|  |  |            $this->logMessage("Failed to insert ontology term: $dbname:$accession.", [], TRIPAL_WARNING);
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				|  |  | -          return 0;
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				|  |  | +          continue;
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				|  |  |          }
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				|  |  |        }
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				|  |  |      }
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				|  |  | -    return 1;
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				|  |  |    }
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				|  |  |  
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				|  |  |    /**
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				|  | @@ -1971,7 +1973,7 @@ class GFF3Importer extends TripalImporter {
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				|  |  |     */
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				|  |  |    private function loadProperty($feature, $property, $value) {
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				|  |  |  
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				|  |  | -    // first make sure the cvterm exists.  if not, then add it
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				|  |  | +    // First make sure the cvterm exists.  if not, then add it.
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				|  |  |      $select = [
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				|  |  |        'name' => $property,
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				|  |  |        'cv_id' => [
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				|  | @@ -1980,14 +1982,15 @@ class GFF3Importer extends TripalImporter {
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				|  |  |      ];
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				|  |  |      $result = chado_select_record('cvterm', ['*'], $select);
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				|  |  |  
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				|  |  | -    // if we don't have a property like this already, then add it otherwise, just return
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				|  |  | +    // If we don't have a property like this already, then add it otherwise,
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				|  |  | +    // just return.
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				|  |  |      if (count($result) == 0) {
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				|  |  |        $term = [
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				|  |  | -        'id' => "null:$property",
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				|  |  | +        'id' => "local:$property",
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				|  |  |          'name' => $property,
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				|  |  | -        'namespace' => 'feature_property',
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				|  |  |          'is_obsolete' => 0,
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				|  |  |          'cv_name' => 'feature_property',
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				|  |  | +        'db_name' => 'local',
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				|  |  |          'is_relationship' => FALSE,
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				|  |  |        ];
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				|  |  |        $cvterm = (object) chado_insert_cvterm($term, ['update_existing' => FALSE]);
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				|  | @@ -2001,7 +2004,7 @@ class GFF3Importer extends TripalImporter {
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				|  |  |      }
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				|  |  |  
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				|  |  |  
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				|  |  | -    // check to see if the property already exists for this feature
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				|  |  | +    // Check to see if the property already exists for this feature
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				|  |  |      // if it does but the value is unique then increment the rank and add it.
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				|  |  |      // if the value is not unique then don't add it.
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				|  |  |      $add = 1;
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