function theme_mvf_formatter_generic in Measured Value Field 6

Display a MVF field (formatted).

1 string reference to 'theme_mvf_formatter_generic'

mvf_theme in ./mvf.module

Implementation of hook_theme().

File

./mvf.module, line 692

Measured Value Field module.

Code

function theme_mvf_formatter_generic($element) {
  $value = isset($element['#item']['value']) ? $element['#item']['value'] : NULL;
  $value2 = isset($element['#item']['value2']) ? $element['#item']['value2'] : NULL;
  if (!is_numeric($value)) {
    return '';
  }
  $field = content_fields($element['#field_name'], $element['#type_name']);
  $unit = $element['#item']['unit'];

  // The number of decimals depends on the formatter being used and
  // the field options.
  if ($element['#formatter'] == 'nozeros') {

    // For this formatter we display only relevant zeros.
    $decimals = -1;
  }
  else {

    // See if the precision should be taken from the field itself or from the unit data.
    if (isset($field['widget']['decimals_display_mode']) && $field['widget']['decimals_display_mode'] == 'unit') {
      $units = units_get_units();
      if (isset($units[$unit]['decimals'])) {
        $decimals = $units[$unit]['decimals'];
      }
    }
  }

  // When no decimals have been set, use the number from the field settings.
  if (!isset($decimals)) {
    $decimals = isset($field['decimals']) ? (int) $field['decimals'] : 0;
  }

  // Format the values.
  // Empty "To" value is stored as equal to the "From" value.
  // We display field as single value if both values are equal.
  $formatted_number = format_number($value, $decimals);
  if ($value2 != '' && $value2 != $value) {
    $formatted_number2 = format_number($value2, $decimals);
    $display_mode = $field['widget']['unit_display_mode_range'];
  }
  else {
    $formatted_number2 = '';
    $display_mode = $field['widget']['unit_display_mode_single'];
  }

  // Format the whole field based on widget display options.
  return theme('mvf_field', $formatted_number, $formatted_number2, $unit, $display_mode);
}