private function HighContrastConfigOverride::getHighContrastLogo in High contrast 8

Returns the configured logo, either from theme dir of configured path.

1 call to HighContrastConfigOverride::getHighContrastLogo()

HighContrastConfigOverride::loadOverrides in src/HighContrastConfigOverride.php

@todo Override the right logo. See https://www.drupal.org/node/2866194

File

src/HighContrastConfigOverride.php, line 99

Class

HighContrastConfigOverride

Configuration override class for high contrast.

Namespace

Drupal\high_contrast

Code

private function getHighContrastLogo() {
  $logo = NULL;
  $config = $this->configFactory
    ->get('high_contrast.settings');
  if ($config
    ->get('default_logo')) {

    // If the default logo is desired, scan the theme dir for a logo-hg file.
    // Not using dependency injection to prevent circular references.
    $theme = \Drupal::theme()
      ->getActiveTheme()
      ->getName();
    $theme_path = drupal_get_path('theme', $theme);
    $candidates = [];
    try {
      if (is_dir($theme_path)) {
        $candidates = $this->fileSystem
          ->scanDirectory($theme_path, "/logo_hg\\.(svg|png|jpg|gif)\$/");
      }
      if (!empty($candidates)) {
        $logo = reset($candidates)->uri;
      }
    } catch (FileException $e) {

      // Ignore and return empty array for BC.
    }
  }
  elseif ($config
    ->get('logo_path')) {

    // No default logo, return the custom logo instead.
    $logo = $config
      ->get('logo_path');
  }
  return $logo;
}