function bu_page_build in Browser update 7

Implements hook_page_build().

File

./bu.module, line 21

Browser update module.

Code

function bu_page_build(&$page) {
  $pages = variable_get('bu_pages', '');

  // Match path if necessary.
  $page_match = TRUE;
  if ($pages) {
    $visibility = variable_get('bu_visibility', BU_VISIBILITY_NOTLISTED);

    // Convert path to lowercase. This allows comparison of the same path
    // with different case. Ex: /Page, /page, /PAGE.
    $pages = drupal_strtolower($pages);

    // Convert the Drupal path to lowercase.
    $path = drupal_strtolower(drupal_get_path_alias(current_path()));

    // Compare the lowercase internal and lowercase path alias (if any).
    $page_match = drupal_match_path($path, $pages);
    if ($path != current_path()) {
      $page_match = $page_match || drupal_match_path(current_path(), $pages);
    }

    // When $block->visibility has a value of 0 (BLOCK_VISIBILITY_NOTLISTED),
    // the block is displayed on all pages except those listed in $block->pages.
    // When set to 1 (BLOCK_VISIBILITY_LISTED), it is displayed only on those
    // pages listed in $block->pages.
    $page_match = !($visibility xor $page_match);
  }
  if ($page_match) {

    // Get the first key of the page array so we can attach to it.
    $first_key = element_children($page);
    $first_key = array_shift($first_key);
    $page[$first_key]['#attached']['js'][] = array(
      'data' => bu_get_settings(),
      'type' => 'setting',
      'scope' => 'header',
    );
    $page[$first_key]['#attached']['js'][] = array(
      'data' => drupal_get_path('module', 'bu') . '/bu.js',
      'type' => 'file',
      'scope' => 'header',
    );
  }
}