function _diff_field_label in Diff 8

Returns the label of a certain field.

Therefore it looks up in all bundles to find the most used field.

Parameters

string $entity_type: The entity type id.

string $field_name: The field name.

Return value

array Array of labels used for the field sorted by the most used.

1 call to _diff_field_label()

FieldsSettingsForm::buildFieldRow in src/Form/FieldsSettingsForm.php

Builds a row for the table. Each row corresponds to a field type.

File

./diff.module, line 54

This is the diff module to compare revisions.

Code

function _diff_field_label($entity_type, $field_name) {
  $labels = [];

  // Count the amount of instances of each label per field storage.
  $bundles = \Drupal::service('entity_type.bundle.info')
    ->getBundleInfo($entity_type);
  $field_manager = \Drupal::service('entity_field.manager');
  foreach (array_keys($bundles) as $bundle) {
    $bundle_instances = $field_manager
      ->getFieldDefinitions($entity_type, $bundle);
    if (isset($bundle_instances[$field_name])) {
      $instance = $bundle_instances[$field_name];
      $label = (string) $instance
        ->getLabel();
      $labels[$label] = isset($labels[$label]) ? ++$labels[$label] : 1;
    }
  }
  if (empty($labels)) {

    // Return the original field name if there is no other label found.
    return [
      $field_name,
    ];
  }

  // Return the labels sorted by the most used.
  arsort($labels);
  return array_keys($labels);
}