Version 1

[yaffs-website] / web / core / modules / locale / src / Form / ExportForm.php

diff --git a/web/core/modules/locale/src/Form/ExportForm.php b/web/core/modules/locale/src/Form/ExportForm.php
new file mode 100644 (file)
index 0000000..7c6f932
--- /dev/null
+++ b/web/core/modules/locale/src/Form/ExportForm.php
@@ -0,0 +1,185 @@
+<?php
+
+namespace Drupal\locale\Form;
+
+use Drupal\Component\Gettext\PoStreamWriter;
+use Drupal\Core\File\FileSystemInterface;
+use Drupal\Core\Form\FormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Language\LanguageInterface;
+use Drupal\Core\Language\LanguageManagerInterface;
+use Drupal\locale\PoDatabaseReader;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\HttpFoundation\BinaryFileResponse;
+
+/**
+ * Form for the Gettext translation files export form.
+ */
+class ExportForm extends FormBase {
+
+  /**
+   * The language manager.
+   *
+   * @var \Drupal\Core\Language\LanguageManagerInterface
+   */
+  protected $languageManager;
+
+  /**
+   * The file system service.
+   *
+   * @var \Drupal\Core\File\FileSystemInterface
+   */
+  protected $fileSystem;
+
+  /**
+   * Constructs a new ExportForm.
+   *
+   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
+   *   The language manager.
+   * @param \Drupal\Core\File\FileSystemInterface $file_system
+   *   The file system service.
+   */
+  public function __construct(LanguageManagerInterface $language_manager, FileSystemInterface $file_system) {
+    $this->languageManager = $language_manager;
+    $this->fileSystem = $file_system;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('language_manager'),
+      $container->get('file_system')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'locale_translate_export_form';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    $languages = $this->languageManager->getLanguages();
+    $language_options = [];
+    foreach ($languages as $langcode => $language) {
+      if (locale_is_translatable($langcode)) {
+        $language_options[$langcode] = $language->getName();
+      }
+    }
+    $language_default = $this->languageManager->getDefaultLanguage();
+
+    if (empty($language_options)) {
+      $form['langcode'] = [
+        '#type' => 'value',
+        '#value' => LanguageInterface::LANGCODE_SYSTEM,
+      ];
+      $form['langcode_text'] = [
+        '#type' => 'item',
+        '#title' => $this->t('Language'),
+        '#markup' => $this->t('No language available. The export will only contain source strings.'),
+      ];
+    }
+    else {
+      $form['langcode'] = [
+        '#type' => 'select',
+        '#title' => $this->t('Language'),
+        '#options' => $language_options,
+        '#default_value' => $language_default->getId(),
+        '#empty_option' => $this->t('Source text only, no translations'),
+        '#empty_value' => LanguageInterface::LANGCODE_SYSTEM,
+      ];
+      $form['content_options'] = [
+        '#type' => 'details',
+        '#title' => $this->t('Export options'),
+        '#tree' => TRUE,
+        '#states' => [
+          'invisible' => [
+            ':input[name="langcode"]' => ['value' => LanguageInterface::LANGCODE_SYSTEM],
+          ],
+        ],
+      ];
+      $form['content_options']['not_customized'] = [
+        '#type' => 'checkbox',
+        '#title' => $this->t('Include non-customized translations'),
+        '#default_value' => TRUE,
+      ];
+      $form['content_options']['customized'] = [
+        '#type' => 'checkbox',
+        '#title' => $this->t('Include customized translations'),
+        '#default_value' => TRUE,
+      ];
+      $form['content_options']['not_translated'] = [
+        '#type' => 'checkbox',
+        '#title' => $this->t('Include untranslated text'),
+        '#default_value' => TRUE,
+      ];
+    }
+
+    $form['actions'] = [
+      '#type' => 'actions',
+    ];
+    $form['actions']['submit'] = [
+      '#type' => 'submit',
+      '#value' => $this->t('Export'),
+    ];
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    // If template is required, language code is not given.
+    if ($form_state->getValue('langcode') != LanguageInterface::LANGCODE_SYSTEM) {
+      $language = $this->languageManager->getLanguage($form_state->getValue('langcode'));
+    }
+    else {
+      $language = NULL;
+    }
+    $content_options = $form_state->getValue('content_options', []);
+    $reader = new PoDatabaseReader();
+    $language_name = '';
+    if ($language != NULL) {
+      $reader->setLangcode($language->getId());
+      $reader->setOptions($content_options);
+      $languages = $this->languageManager->getLanguages();
+      $language_name = isset($languages[$language->getId()]) ? $languages[$language->getId()]->getName() : '';
+      $filename = $language->getId() . '.po';
+    }
+    else {
+      // Template required.
+      $filename = 'drupal.pot';
+    }
+
+    $item = $reader->readItem();
+    if (!empty($item)) {
+      $uri = $this->fileSystem->tempnam('temporary://', 'po_');
+      $header = $reader->getHeader();
+      $header->setProjectName($this->config('system.site')->get('name'));
+      $header->setLanguageName($language_name);
+
+      $writer = new PoStreamWriter();
+      $writer->setUri($uri);
+      $writer->setHeader($header);
+
+      $writer->open();
+      $writer->writeItem($item);
+      $writer->writeItems($reader);
+      $writer->close();
+
+      $response = new BinaryFileResponse($uri);
+      $response->setContentDisposition('attachment', $filename);
+      $form_state->setResponse($response);
+    }
+    else {
+      drupal_set_message($this->t('Nothing to export.'));
+    }
+  }
+
+}