function commerce_multicurrency_commerce_currency_info_alter in Commerce Multicurrency 7

Implements hook_commerce_currency_info_alter().

On disabled cross conversion inject dedicated currency conversion callback. Set's the synced conversion rates into the default conversion_rate setting.

File

./commerce_multicurrency.module, line 130

Enhancements for the commerce currency support.

Code

function commerce_multicurrency_commerce_currency_info_alter(&$currencies, $langcode) {
  $default_currency_code = commerce_default_currency();
  $conversion_callback = NULL;
  $conversion_settings = FALSE;
  if (!variable_get('commerce_multicurrency_use_cross_conversion', TRUE)) {
    $conversion_callback = 'commerce_multicurrency_conversion';
  }
  else {
    $conversion_settings = variable_get('commerce_multicurrency_conversion_settings', array());
  }
  foreach ($currencies as $currency_code => &$currency_info) {
    $currency_info['conversion_callback'] = $conversion_callback;
    if ($conversion_settings && !empty($conversion_settings[$default_currency_code]['rates'][$currency_code]) && $conversion_settings[$default_currency_code]['rates'][$currency_code]['rate'] != 0) {
      $currency_info['conversion_rate'] = 1 / $conversion_settings[$default_currency_code]['rates'][$currency_code]['rate'];
    }
  }
}