ThemeInfo.php in AT Tools 8

Contains \Drupal\at_theme_generator\Theme\ThemeInfo.

Namespace

Drupal\at_theme_generator\Theme

File

at_theme_generator/src/Theme/ThemeInfo.php

<?php

/**
 * @file
 * Contains \Drupal\at_theme_generator\Theme\ThemeInfo.
 */
namespace Drupal\at_theme_generator\Theme;


/**
 * ThemeSettingsInfo declares methods used to return theme info for use in
 * theme-settings.php. Note the constructor calls system_rebuild_theme_data()
 * which is not statically cached therefor only used in the backend, however
 * it always returns fresh data.
 */
class ThemeInfo {

  /**
   * Constructs a theme info object.
   */
  public function __construct() {
    $this->data = \Drupal::service('theme_handler')
      ->rebuildThemeData();
  }

  /**
   * Return list of base theme options.
   * Looks for all themes with a base theme value of 'at_core' and returns
   * the list. This means you cannot sub-theme a "skin" type sub-theme.
   *
   * @return array
   */
  public function baseThemeOptions() {
    $base_themes = array();
    foreach ($this->data as $machine_name => $info) {
      foreach ($info as $info_key => $info_values) {
        if ($info_key == 'base_themes') {
          foreach ($info_values as $value_key => $value_values) {
            if ($value_key == 'at_core') {
              $base_themes[$machine_name] = $machine_name;
            }
          }
        }
      }
    }

    // These are just generator "templates, not to be used directly.
    unset($base_themes['at_standard']);
    unset($base_themes['at_minimal']);
    unset($base_themes['at_skin']);
    unset($base_themes['at_starterkit']);
    unset($base_themes['at_generator']);
    unset($base_themes['THEMENAME']);
    return $base_themes;
  }

  /**
   * Check if a theme name already exists.
   * Looks in the list of themes to see if a theme name already exists, if so
   * returns TRUE. This is the callback method for the form field machine_name
   * as used in theme-settings.php for the theme Generator.
   *
   * @param $machine_name
   * @return boolean
   */
  public function themeNameExists($machine_name) {
    $result = FALSE;
    if (array_key_exists($machine_name, $this->data)) {
      $result = TRUE;
    }
    return $result;
  }

}

Classes

Name	Description
ThemeInfo	ThemeSettingsInfo declares methods used to return theme info for use in theme-settings.php. Note the constructor calls system_rebuild_theme_data() which is not statically cached therefor only used in the backend, however it always returns fresh data.