openy_socrates-1.0.2/modules/openy_theme_override/openy_theme_override.module

<?php

/**
 * @file
 * Module file.
 */

/**
 * Implements hook_theme_registry_alter().
 */
function openy_theme_override_theme_registry_alter(&$theme_registry) {
  $regex = '/' . str_replace('.', '\\.', "html.twig") . '$/';
  $overrides = \Drupal::service('file_system')->scanDirectory(\Drupal::service('extension.list.module')->getPath('openy_theme_override') . '/themes', $regex, ['nomask' => TRUE], 100);
  $themes = scandir(\Drupal::service('extension.list.module')->getPath('openy_theme_override') . '/themes');
  unset($themes[1]);
  unset($themes[0]);
  $themes = array_values($themes);
  $themes_path = \Drupal::service('extension.list.module')->getPath('openy_theme_override') . '/themes';
  foreach ($overrides as $override) {
    $output = explode(".", $override->name);
    $template = $output[0];
    $path = substr($override->uri, 0,strlen($override->uri) - strlen($override->filename) - 1);
    $theme_path = substr($override->uri, strlen($themes_path) + 1);
    $theme_name = explode("/", $theme_path);
    $theme_name = $theme_name[0];
    $overridden[$theme_name][$template]['path'] = $path;
    $overridden[$theme_name][$template]['theme'] = $theme_name;
  }
  foreach ($theme_registry as &$item) {
    $theme_name = explode("/", $item['theme path']);
    $theme_name = end($theme_name);
    if (isset($overridden[$theme_name]) && !is_null($overridden[$theme_name]) && array_key_exists($item['template'], $overridden[$theme_name])) {
      if ($item['type'] !== 'theme_engine') {
        continue;
      }

      $item['path'] = $overridden[$theme_name][$item['template']]['path'];
      $item['theme path'] = $overridden[$theme_name][$item['template']]['path'];
    }
  }
}