<?php
/**
 * @file
 * Variable information
 */

/**
 * Implements hook_variable_group_info().
 */
function i18n_node_variable_group_info() {
  $groups['i18n_node'] = array(
    'title' => t('Multilingual node options'),
    'description' => t('Extended node options for multilingual sites.'),
    'access' => 'administer site configuration',
    'path' => 'admin/config/regional/i18n/node',
  );
  return $groups;
}

/**
 * Implements hook_variable_info().
 */
function i18n_node_variable_info($options = array()) {
  $variables['i18n_hide_translation_links'] = array(
    'type' => 'boolean',
    'title' => t('Hide content translation links', array(), $options),
    'description' => t('Hide the links to translations in content body and teasers. If you choose this option, switching language will only be available from the language switcher block.', array(), $options),
    'default' => 0,
    'group' => 'i18n_node',
  );
  $variables['i18n_node_translation_switch'] = array(
    'type' => 'boolean',
    'title' => t('Switch interface for translating', array(), $options),
    'default' => 1,
    'group' => 'i18n_node',
    'description' => t('Switch interface language to fit node language when creating or editing a translation. If not checked the interface language will be independent from node language. This may have some unintended effects like references not matching the node language.', array(), $options),
  );
  $variables['i18n_node_default_language_none'] = array(
    'title' => t('Default language for content types with Multilingual support disabled.', array(), $options),
    'description' => t('Determines which language will be set for newly created content of types that don\'t have Multilingual support enabled.', array(), $options),
    'type' => 'select',
    'options' => array(
      0 => t('The site\'s default language (Default behaviour).', array(), $options),
      1 => t('Language neutral (Recommended).', array(), $options)
    ),
    'default' => 0,
    'group' => 'i18n_node',
  );
  $variables['i18n_node_options_[node_type]'] = array(
    'type' => 'multiple',
    'title' => t('Extended language options', array(), $options),
    'repeat' => array(
      'type' => 'options',
      'options' => array(
        'current' => t('Set current language as default for new content.', array(), $options),
        'required' => t('Require language (Do not allow Language Neutral).', array(), $options),
        'lock' => t('Lock language (Cannot be changed).', array(), $options),
      ),
    ),
    'group' => 'i18n',
  );
  $variables['i18n_node_extended_[node_type]'] = array(
    'type' => 'multiple',
    'title' => t('Extended language support'),
    'repeat' => array(
      'type' => 'select',
      'options callback' => 'i18n_node_variable_extended_options',
      'default' => I18N_LANGUAGE_ENABLED,
    ),
    'description' => t('If enabled, all defined languages will be allowed for this content type in addition to only enabled ones. This is useful to have more languages for content than for the interface.', array(), $options),
    'group' => 'i18n',
  );

  return $variables;
}

/**
 * Options callback for i18n_node_extended_
 */
function i18n_node_variable_extended_options($variable, $options) {
  return array(
    I18N_LANGUAGE_ENABLED => t('Normal - All enabled languages will be allowed.', array(), $options),
    I18N_LANGUAGE_EXTENDED => t('Extended - All defined languages will be allowed.', array(), $options),
    I18N_LANGUAGE_EXTENDED | I18N_LANGUAGE_HIDDEN => t('Extended, but not displayed - All defined languages will be allowed for input, but not displayed in links.', array(), $options),
  );
}