i18n.pages.inc

<?php
/**
 * @file
 * Generic translation pages.
 *
 * It handles generic 'translation' tabs, redirecting to the right module
 * depending on object type and properties.
 */

/**
 * Create menu items for translatable objecs.
 */
function i18n_page_menu_items() {
  $items = array();
  // Menus are rebuilt right after other modules are disabled,
  // if no reset we get tabs for disabled modules.
  backdrop_static_reset('i18n_object_info');
  foreach (i18n_object_info() as $type => $info) {
    // These objects should have a 'translate tab' property.
    if (!empty($info['translate tab'])) {
      $path = $info['translate tab'];
      $localize = module_exists('i18n_string') && !empty($info['string translation']);
      $translate = module_exists('i18n_translation') && i18n_translation_set_info($type);
      if ($translate && $localize) {
        $page_callback = 'i18n_page_translate_tab';
      }
      elseif ($translate) {
        $page_callback = 'i18n_page_translate_translation';
      }
      elseif ($localize) {
        $page_callback = 'i18n_page_translate_localize';
      }
      // Find the position for the object placeholder. We assume the first one.
      $placeholder = key($info['placeholders']);
      $parts = explode('/', $path);
      $position = array_search($placeholder, $parts);
      // Now create items with the right callbacks.
      if ($translate || $localize) {
        $items[$path] = array(
          'title' => 'Translate',
          'page callback' => $page_callback,
          'page arguments' => array($type, $position),
          'access callback' => 'i18n_object_translate_access',
          'access arguments' => array($type, $position),
          'type' => MENU_LOCAL_TASK,
          'file' => 'i18n.pages.inc',
          'weight' => 10,
        );
      }
      if ($localize) {
        $items[$path . '/%i18n_language'] = array(
          'title' => 'Translate',
          'page callback' => $page_callback,
          'page arguments' => array($type, $position, count($parts)),
          'access callback' => 'i18n_object_translate_access',
          'access arguments' => array($type, $position),
          'type' => MENU_CALLBACK,
          'file' => 'i18n.pages.inc',
        );
      }
    }

  }
  return $items;
}

/**
 * Translate or localize page for object.
 */
function i18n_page_translate_tab($type, $object, $language = NULL) {
  // Check whether object should be part of a translation set.
  switch (i18n_object($type, $object)->get_translate_mode()) {
    case I18N_MODE_TRANSLATE:
      return i18n_page_translate_translation($type, $object);

    case I18N_MODE_LOCALIZE:
      return i18n_page_translate_localize($type, $object, $language);

    default:
      backdrop_access_denied();
  }
}

/**
 * Translate object, create translation set.
 */
function i18n_page_translate_translation($type, $object) {
  module_load_include('pages.inc', 'i18n_translation');
  return i18n_translation_object_translate_page($type, $object);
}

/**
 * Translate object, string translation.
 */
function i18n_page_translate_localize($type, $object, $language = NULL) {
  module_load_include('pages.inc', 'i18n_string');
  return i18n_string_object_translate_page($type, $object, $language);
}

/**
 * Menu callback. Settings for i18n.
 */
function i18n_settings_form($form, &$form_state) {
  // Let modules place some help text or hints on this page.
  $help_texts = '';
  foreach (module_implements('i18n_settings_page_help') as $module) {
    $function = $module . '_i18n_settings_page_help';
    $help_texts .= '<p>' . $function() . '</p>';
  }
  if (!empty($help_texts)) {
    $form['help_texts'] = array(
      '#prefix' => '<div class="i18n-page-help">',
      '#type' => 'markup',
      '#markup' => $help_texts,
      '#suffix' => '</div>',
    );
  }

  $language_settings = config_get('i18n.settings', 'i18n_language_list');
  $options = array(
    I18N_LANGUAGE_ENABLED => t('Enabled languages only.'),
    I18N_LANGUAGE_EXTENDED => t('All defined languages will be allowed.'),
  );
  $form['languages'] = array(
    '#type' => 'radios',
    '#title' => t('Languages for content'),
    '#description' => t('Determines which languages will be allowed for content creation.'),
    '#options' => $options,
    '#default_value' => $language_settings,
  );
  $form['actions']['#type'] = 'actions';
  $form['actions']['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Save configuration'),
  );
  return $form;
}

/**
 * Submit callback for i18n_settings_form().
 */
function i18n_settings_form_submit($form, &$form_state) {
  config_set('i18n.settings', 'i18n_language_list', $form_state['values']['languages']);

  backdrop_set_message(t('The configuration options have been saved.'));
}