function commerce_tax_price_field_validate in Commerce Core 7

Validate callback for the tax inclusion select list that serves to reset the data array based on the selected tax.

1 string reference to 'commerce_tax_price_field_validate'

commerce_tax_field_widget_form_alter in modules/tax/commerce_tax.module

Implements hook_field_widget_form_alter().

File

modules/tax/commerce_tax.module, line 421

Defines tax rates and Rules integration for configuring tax rules for applicability and display.

Code

function commerce_tax_price_field_validate($element, &$form_state) {

  // Build an array of form parents to the price array.
  $parents = $element['#parents'];

  // Get the price array from the form state.
  $price = $form_state['values'];
  foreach ($parents as $parent) {
    $price = $price[$parent];
  }

  // If a tax was specified...
  if (!empty($element['include_tax']['#value'])) {

    // Reset the components and store the tax name in the data array.
    $price['data']['components'] = array();
    $price['data']['include_tax'] = $element['include_tax']['#value'];
  }
  else {

    // Otherwise reset the components array.
    $price['data']['components'] = array();
    unset($price['data']['include_tax']);
  }

  // Add the data array to the form state.
  $parents[] = 'data';
  form_set_value(array(
    '#parents' => $parents,
  ), $price['data'], $form_state);
}