function entity_translation_form_element_language_replace in Entity Translation 7

Helper function. Recursively replaces the source language with the given one.

1 call to entity_translation_form_element_language_replace()

entity_translation_prepare_element in ./entity_translation.module

Form element process callback.

File

./entity_translation.module, line 1372

Code

function entity_translation_form_element_language_replace(&$element, $source, $langcode) {
  $element_children = element_children($element);

  // PHP >= 7.4 compatibility fix till #3165377 lands.
  $element_properties = array_diff(array_keys($element), $element_children);

  // Iterate through the form structure recursively.
  foreach ($element_children as $key) {
    entity_translation_form_element_language_replace($element[$key], $source, $langcode);
  }

  // Replace specific occurrences of the source language with the target
  // language.
  foreach ($element_properties as $key) {
    if ($key === '#language' && $element[$key] != LANGUAGE_NONE) {
      $element[$key] = $langcode;
    }
    elseif ($key === '#parents' || $key === '#field_parents') {
      foreach ($element[$key] as $delta => $value) {
        if ($value === $source) {
          $element[$key][$delta] = $langcode;
        }
      }
    }
    elseif ($key === '#limit_validation_errors') {
      foreach ($element[$key] as $section => $section_value) {
        foreach ($element[$key][$section] as $delta => $value) {
          if ($value === $source) {
            $element[$key][$section][$delta] = $langcode;
          }
        }
      }
    }
  }
}