function radioactivity_get_field_maximum in Radioactivity 7

1 call to radioactivity_get_field_maximum()

radioactivity_field_formatter_view in ./radioactivity.field.inc

Implements hook_field_formatter_view().

File

./radioactivity.field.inc, line 262

Code

function radioactivity_get_field_maximum($field_id, $entity_type) {
  static $cache;
  if (isset($cache[$field_id . $entity_type])) {
    return $cache[$field_id . $entity_type];
  }
  $field_info = field_info_field_by_id($field_id);

  // Update field database
  $half_life = $field_info['settings']['half_life'];
  $cut_off = $field_info['settings']['cut_off'];
  $field_name = $field_info['field_name'];
  $table_name = 'field_data_' . $field_name;
  $energy = $field_name . '_' . RADIOACTIVITY_FIELD_ENERGY;
  $timestamp = $field_name . '_' . RADIOACTIVITY_FIELD_TIMESTAMP;

  // grab update value from deferred values table
  // and update it to the fields table if it is used
  $query = db_select($table_name, "tb")
    ->condition("tb.entity_type", $entity_type)
    ->condition("tb.deleted", "0");
  $query
    ->addExpression("MAX(tb." . $energy . ")", "energy");
  $result = $query
    ->execute()
    ->fetchField();
  if (!$result) {
    $result = $cut_off;
  }
  $cache[$field_id . $entity_type] = $result;
  return $cache[$field_id . $entity_type];
}