dropdown_language.module in Dropdown Language 3.0.x

Main module file.

File

dropdown_language.module

<?php

/**
 * @file
 * Main module file.
 */
use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\Core\Url;

/**
 * Implements hook_help().
 */
function dropdown_language_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {

    // Main module help for the allowed_languages module.
    case 'help.page.dropdown_language':
      $admin_ctrl = Url::fromRoute('entity.configurable_language.collection');
      $dropdown_ctrl = Url::fromRoute('dropdown_language.setting');
      $block_ctrl = Url::fromRoute('block.admin_display');
      $switch = t('Switch Language');
      $listconf = [];
      $listconf[] = t('Navigate to administor <a title="Administration → Configuration → Regional and Language → Languages" href="@admin_ctrl">Languages</a> and add desired languages. <strong>Save configuration</strong>.', [
        '@admin_ctrl' => $admin_ctrl
          ->toString(),
      ]);
      $listconf[] = t('Navigate to configure <a title="Administration → Configuration → Regional and Language → Dropdown Language Switcher" href="@dropdown_ctrl">Dropdown Language Switcher</a>.', [
        '@dropdown_ctrl' => $dropdown_ctrl
          ->toString(),
      ]);
      $listconf[] = t('Select how to display the language labelling from the dropdown: Language Name, Language ID, Native Name or use Custom Labels.');
      $listconf[] = t('There is also the option to <q>@switch</q> Decor which provides the  block with fieldset wrapping.', [
        '@switch' => $switch,
      ]);
      $listconf[] = t('Navigate to <a title="Administration → Structure → Block" href="@block_ctrl">Block layout</a> and place the <q>@drop</q> block as your site requires.', [
        '@block_ctrl' => $block_ctrl
          ->toString(),
        '@drop' => t('Dropdown Language'),
      ]);
      $listtrouble = [];
      $listtrouble[] = t('Placed Blocks will be visible when two, or more languages are active.  See Configuration step 1.');
      if (\Drupal::moduleHandler()
        ->moduleExists('locale')) {
        $translate_ctrl = Url::fromRoute('locale.translate_page');
        $language_manager = \Drupal::getContainer()
          ->get('language_manager');
        $default_language = $language_manager
          ->getDefaultLanguage()
          ->getId();
        $native_names = $language_manager
          ->getStandardLanguageList();
        $edit = Url::fromRoute('entity.configurable_language.edit_form', [
          'configurable_language' => $default_language,
        ]);
        $install_lang = $native_names[$default_language][0];
        $listtrouble[] = t('To be able to translate strings (ie: <q>@switch</q> decor option) Navigate to administer <a title="Administration → Configuration → Regional and Language → Languages" href="@admin_ctrl">Languages</a>, then click <a href="@edit"><strong>Edit</strong></a> Operation of your default language install (@lang), check the <q>Enable interface translation to @lang</q> box, and click <strong>Save language</strong>.  Then translatible strings can be searched and translated via administer <a title="Administration → Configuration → Regional and Language → User interface translation" href="@translate_ctrl">User interface translation</a>', [
          '@lang' => $install_lang,
          '@switch' => $switch,
          '@admin_ctrl' => $admin_ctrl
            ->toString(),
          '@translate_ctrl' => $translate_ctrl
            ->toString(),
          '@edit' => $edit
            ->toString(),
        ]);
      }
      else {
        $modules_list = Url::fromRoute('system.modules_list');
        $listtrouble[] = t('The <q>Locale</q> module is not enabled. You will need to enable should you need to translate strings via the UI.  <a title="Administration → Extend" href="@modules_list">Enable Modules</a>', [
          '@modules_list' => $modules_list
            ->toString(),
        ]);
      }
      return [
        '#type' => 'inline_template',
        '#template' => '<h3>{{ configuration }}</h3>{{ listconf }}<h3>{{ troubleshooting }}</h3>{{ listtrouble }}',
        '#context' => [
          'configuration' => t('Configuration'),
          'troubleshooting' => t('Troubleshooting'),
          'listconf' => [
            '#theme' => 'item_list',
            '#items' => $listconf,
            '#list_type' => 'ol',
          ],
          'listtrouble' => [
            '#theme' => 'item_list',
            '#items' => $listtrouble,
            '#list_type' => 'ul',
          ],
        ],
      ];
  }
}

Functions

Name	Description
dropdown_language_help	Implements hook_help().