<?php
// $Id: i18n_forum.module,v 1.1.2.1 2011-02-24 09:09:00 jareyero Exp $

/**
 * @file
 * i18n forum module
 *
 * Internationalization (i18n) package.
 */


/**
 * Implements hook_node_view().
 * 
 * Localize breadcrumb for forum nodes.
 */
function i18n_forum_node_view($node, $view_mode, $langcode) {
  if (_forum_node_check_node_type($node)) {
    if ($view_mode == 'full' && node_is_page($node)) {
      $vid = variable_get('forum_nav_vocabulary', 0);
      $vocabulary = taxonomy_vocabulary_load($vid);
      // Breadcrumb navigation
      $breadcrumb[] = l(t('Home'), NULL);
      $breadcrumb[] = l(i18n_taxonomy_vocabulary_name($vocabulary), 'forum');
      if ($parents = taxonomy_get_parents_all($node->forum_tid)) {
        $parents = array_reverse($parents);
        foreach ($parents as $parent) {
          $breadcrumb[] = l(i18n_taxonomy_term_name($parent), 'forum/' . $parent->tid);
        }
      }
      drupal_set_breadcrumb($breadcrumb);
    }
  }
}

/**
 * Translate forums list.
 */
function i18n_forum_preprocess_forum_list(&$variables) {
  $vid = variable_get('forum_nav_vocabulary', '');
  if (i18n_taxonomy_vocabulary_mode($vid)) {
    foreach ($variables['forums'] as $id => $forum) {
      $variables['forums'][$id]->description = i18n_string('taxonomy:term:'. $forum->tid .':description', $forum->description);
      $variables['forums'][$id]->name = i18n_string('taxonomy:term:'. $forum->tid .':name', $forum->name);
    }
  }
}


/**
 * Translate forum page.
 */
function i18n_forum_preprocess_forums(&$variables) {
  $vid = variable_get('forum_nav_vocabulary', '');
  if (i18n_taxonomy_vocabulary_mode($vid)) {
    if (isset($variables['links']['forum'])) {
      $variables['links']['forum']['title'] = i18n_string('nodetype:type:forum:post_button', 'Post new Forum topic');
    }
    // This one is from advanced forum, http://drupal.org/project/advanced_forum
    if ($variables['forum_description']) {
      $variables['forum_description'] = i18n_string('taxonomy:term:'. $variables['tid'] .':description', $variables['forum_description']);
    }

    $vocabulary = taxonomy_vocabulary_load($vid);
    // Translate the page title.
    $title = !empty($vocabulary->name) ? i18n_taxonomy_vocabulary_name($vocabulary) : '';
    drupal_set_title($title);

    // Translate the breadcrumb.
    $breadcrumb = array();
    $breadcrumb[] = l(t('Home'), NULL);
    $breadcrumb[] = l($title, 'forum');
    drupal_set_breadcrumb($breadcrumb);
  }
}