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function forum_block_view in Drupal 7

Implements hook_block_view().

Generates a block containing the currently active forum topics and the most recently added forum topics.

File

modules/forum/forum.module, line 685
Provides discussion forums.

Code

function forum_block_view($delta = '') {
  $query = db_select('forum_index', 'f')
    ->fields('f')
    ->addTag('node_access');
  switch ($delta) {
    case 'active':
      $title = t('Active forum topics');
      $query
        ->orderBy('f.last_comment_timestamp', 'DESC')
        ->range(0, variable_get('forum_block_num_active', '5'));
      break;
    case 'new':
      $title = t('New forum topics');
      $query
        ->orderBy('f.created', 'DESC')
        ->range(0, variable_get('forum_block_num_new', '5'));
      break;
  }
  $block['subject'] = $title;

  // Cache based on the altered query. Enables us to cache with node access enabled.
  $block['content'] = drupal_render_cache_by_query($query, 'forum_block_view');
  $block['content']['#access'] = user_access('access content');
  return $block;
}