function DashboardTaxonomyBlock::getContent

Return the content of a block.

Return value

mixed:

Overrides Block::getContent

File

modules/dashboard/includes/block.taxonomy.inc, line 52

Dashboard block displaying informtion about taxonomy, including: -

Class

DashboardTaxonomyBlock

@file Dashboard block displaying informtion about taxonomy, including: -

Code

function getContent() {
  if (!module_exists('taxonomy')) {
    return;
  }

  $allowed_vocabularies = !empty($this->settings['vocabularies']) ? $this->settings['vocabularies'] : FALSE;
  // Passing FALSE to taxonomy_vocabulary_load_multiple() loads all
  // vocabulaies.
  $vocabularies = taxonomy_vocabulary_load_multiple($allowed_vocabularies);

  $rows = array();
  // Flag that determines whether the block should be rendered or not.
  $no_access = TRUE;
  foreach ($vocabularies as $vocabulary) {
    $term_count = db_query("SELECT count(*) FROM {taxonomy_term_data} WHERE vocabulary = :name", array(':name' => $vocabulary->machine_name))->fetchField();
    $terms = format_plural($term_count, '1 term', '@count terms');

    module_load_include('inc', 'taxonomy', 'taxonomy.admin');
    $operations = _vocabulary_get_operations($vocabulary);
    foreach ($operations as $operation => $link) {
      // We only need a specific set of operations in the Taxonomy block.
      if (!in_array($operation, array('list', 'add', 'configure'))) {
        // Remove the rest.
        unset($operations[$operation]);
      }
      // Add the current page as destination for the remaining operations.
      else {
        $operations[$operation]['query']['destination'] = current_path();
      }
    }

    // If even one operation is allowed to be performed on any vocabulary,
    // render the block.
    if (!empty($operations)) {
      $no_access = FALSE;
    }

    $operations = array(
      '#type' => 'operations',
      '#links' => $operations,
    );

    $rows[] = array(
      'data' => array(
        check_plain(t($vocabulary->name)),
        $terms,
        backdrop_render($operations),
      ),
    );
  }

  // If there are existing vocabularies, but the user has no access to perform
  // any operation to any of them, hide the block completely.
  if ($no_access) {
    return array();
  }

  $header = array(
    array('data' => t('Vocabulary')),
    array('data' => t('Terms')),
    array('data' => t('Operations')),
  );

  $panel = array(
    '#theme' => 'dashboard_panel__taxonomy',
  );
  $panel['table'] = array(
    '#theme' => 'table',
    '#header' => $header,
    '#rows' => $rows,
    '#empty' => t('There are no vocabularies to display.'),
  );
  if (user_access('administer taxonomy')) {
    $panel['link'] = array(
      '#theme' => 'link',
      '#path' => 'admin/structure/taxonomy',
      '#text' => t('Manage taxonomy'),
    );
  }

  return $panel;
}