function basis_preprocess_page

Prepares variables for page templates.

See also

page.tpl.php

File

core/themes/basis/template.php, line 24

Basis preprocess functions and theme function overrides.

Code

function basis_preprocess_page(&$variables) {
  $node = menu_get_object();

  // Add the OpenSans font from core on every page of the site.
  backdrop_add_library('system', 'opensans', TRUE);

  // To add a class 'page-node-[nid]' to each page.
  if ($node) {
    $variables['classes'][] = 'page-node-' . $node->nid;
  }

  // To add a class 'view-name-[name]' to each page.
  $view = views_get_page_view();
  if ($view) {
    $variables['classes'][] = 'view-name-' . $view->name;
  }

  // The CSS update option can be one of the following:
  // - install: Calculate the CSS update version based on core install_version.
  // - all: Apply all CSS updates.
  // - version: Select a specific update version (and all updates prior to it).
  $update_preference = theme_get_setting('css_update');

  // Get the specified CSS update version.
  // The version must be one of the values from basis_updated_css_versions().
  // This may also be an empty string, to signify "No updates".
  $update_version = theme_get_setting('css_update_version');

  // Process supplemental CSS versions as body classes.
  $update_css_versions = basis_updated_css_versions();
  foreach ($update_css_versions as $update_css_version) {
    if ($update_preference === 'all' || version_compare($update_version, $update_css_version, '>=')) {
      $update_css_version_class = 'update-' . str_replace('.', '-', $update_css_version);
      $variables['classes'][] = $update_css_version_class;
    }
  }

  // Add breakpoint-specific CSS for dropdown menus.
  $config = config('menu.settings');
  if ($config->get('menu_breakpoint') == 'custom') {
    backdrop_add_css(backdrop_get_path('theme', 'basis') . '/css/component/menu-dropdown.breakpoint.css', array(
      'group' => CSS_THEME,
      'every_page' => TRUE,
    ));
    backdrop_add_css(backdrop_get_path('theme', 'basis') . '/css/component/menu-dropdown.breakpoint-queries.css', array(
      'group' => CSS_THEME,
      'every_page' => TRUE,
      'media' => 'all and (min-width: ' . $config->get('menu_breakpoint_custom') . ')',
    ));
  }
}