function translation_node_prepare

Implements hook_node_prepare().

File

modules/translation/translation.module, line 273

Code

function translation_node_prepare($node) {
    // Only act if we are dealing with a content type supporting translations.
    if (translation_supported_type($node->type) && empty($node->nid) && user_access('translate content') && isset($_GET['translation']) && isset($_GET['target']) && is_numeric($_GET['translation'])) {
        $source_node = node_load($_GET['translation']);
        if (empty($source_node) || !node_access('view', $source_node)) {
            // Source node not found or no access to view. We should not check
            // for edit access, since the translator might not have permissions
            // to edit the source node but should still be able to translate.
            return;
        }
        $language_list = language_list();
        $langcode = $_GET['target'];
        if (!isset($language_list[$langcode]) || $source_node->language == $langcode) {
            // If not supported language, or same language as source node, break.
            return;
        }
        // Ensure we don't have an existing translation in this language.
        if (!empty($source_node->tnid)) {
            $translations = translation_node_get_translations($source_node->tnid);
            if (isset($translations[$langcode])) {
                drupal_set_message(t('A translation of %title in %language already exists, a new %type will be created instead of a translation.', array(
                    '%title' => $source_node->title,
                    '%language' => $language_list[$langcode]->name,
                    '%type' => $node->type,
                )), 'error');
                return;
            }
        }
        // Populate fields based on source node.
        $node->language = $langcode;
        $node->translation_source = $source_node;
        $node->title = $source_node->title;
        // Add field translations and let other modules module add custom translated
        // fields.
        field_attach_prepare_translation('node', $node, $langcode, $source_node, $source_node->language);
    }
}