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function aggregator_page_categories in Drupal 7

Same name and namespace in other branches
  1. 4 modules/aggregator.module \aggregator_page_categories()
  2. 5 modules/aggregator/aggregator.module \aggregator_page_categories()
  3. 6 modules/aggregator/aggregator.pages.inc \aggregator_page_categories()

Page callback: Displays all the categories used by the Aggregator module.

Return value

string An HTML formatted string.

See also

aggregator_menu()

1 string reference to 'aggregator_page_categories'
aggregator_menu in modules/aggregator/aggregator.module
Implements hook_menu().

File

modules/aggregator/aggregator.pages.inc, line 379
User page callbacks for the Aggregator module.

Code

function aggregator_page_categories() {
  $result = db_query('SELECT c.cid, c.title, c.description FROM {aggregator_category} c LEFT JOIN {aggregator_category_item} ci ON c.cid = ci.cid LEFT JOIN {aggregator_item} i ON ci.iid = i.iid GROUP BY c.cid, c.title, c.description');
  $output = '';
  foreach ($result as $category) {
    if (variable_get('aggregator_summary_items', 3)) {
      $summary_items = array();
      $items = db_query_range('SELECT i.title, i.timestamp, i.link, f.title as feed_title, f.link as feed_link FROM {aggregator_category_item} ci LEFT JOIN {aggregator_item} i ON i.iid = ci.iid LEFT JOIN {aggregator_feed} f ON i.fid = f.fid WHERE ci.cid = :cid ORDER BY i.timestamp DESC', 0, variable_get('aggregator_summary_items', 3), array(
        ':cid' => $category->cid,
      ));
      foreach ($items as $item) {
        $summary_items[] = theme('aggregator_summary_item', array(
          'item' => $item,
        ));
      }
    }
    $category->url = url('aggregator/categories/' . $category->cid);
    $output .= theme('aggregator_summary_items', array(
      'summary_items' => $summary_items,
      'source' => $category,
    ));
  }
  return theme('aggregator_wrapper', array(
    'content' => $output,
  ));
}