site_gallery.module

<?php

/**
 * @file
 * Main file for the site_gallery.module.
 */

use Drupal\Component\Utility\Unicode;
use Drupal\Core\Render\Element;
use Drupal\node\Entity\Node;

/**
 * Implements hook_theme().
 */
function site_gallery_theme($existing, $type, $theme, $path) {
  return [
    'taxonomy_term__site_gallery' => [
      'variables' => [],
      'template' => 'taxonomy-term--site-gallery',
    ],
    'node__site_gallery' => [
      'render element' => 'elements',
      'template' => 'node--site-gallery',
    ],
    'site_gallery_default_image_formatter' => [
      'variables' => ['item' => NULL, 'item_attributes' => NULL, 'url' => NULL, 'image_style' => NULL],
    ],
    'site_gallery_main_image_formatter' => [
      'variables' => ['item' => NULL, 'item_attributes' => NULL, 'url' => NULL, 'image_style' => NULL],
    ],
    'site_gallery_taxonomy_term' => [
      'variables' => ['view' => NULL, 'rows' => NULL],
    ],
    'views_view_field__site_gallery__page__name' => [
      'variables' => ['view' => NULL, 'field' => NULL, 'row' => NULL],
      'template' => 'views-view-field--site-gallery--page--name',
    ],
  ];
}

/**
 * Implements hook_page_attachments().
 */
function site_gallery_page_attachments(array &$attachments) {
  $current_path = \Drupal::service('path.current')->getPath();
  if (strpos($current_path, "/gallery/") >= 0) {
    $attachments['#attached']['library'][] = 'site_gallery/module';
  }
}

/**
 * Implements hook_entity_presave().
 */
function site_gallery_entity_presave(Drupal\Core\Entity\EntityInterface $entity) {
  if ($entity->getEntityTypeId() == 'node') {
    if ($entity->bundle() == 'site_gallery') {
      $images = $entity->field_image->getValue();
      $langcode = \Drupal::languageManager()->getCurrentLanguage()->getId();
      foreach ($images as $image) {
        if (!empty($image['alt'])) {
          $fid = $image['target_id'];
          $file = \Drupal\file\Entity\File::load($fid);

          // Расширение файла.
          $image_factory = \Drupal::service('image.factory')->get($file->getFileUri());
          $extension = image_type_to_extension($image_factory->getToolkit()->getType(), FALSE);

          // Проверяем изменилось ли описание файла.
          $filename = $file->getFilename();
          $filename_without_extension = rtrim($filename, '.' . $extension);
          if ($filename_without_extension != $image['alt']) {

            // Получаем текущий URI без имени файла.
            $file_lenght = strlen($filename);
            $uri = $file->getFileUri();
            $uri_dirname = pathinfo($uri, PATHINFO_DIRNAME);

            // Получаем новое имя файла.
            $filename = $image['alt'] . '.' . $extension;
            $filename = \Drupal::transliteration()->transliterate($filename, $langcode, '');

            // Очистка имени файла.
            $filename = str_replace(' ', '-', $filename);
            $filename = preg_replace('![^0-9A-Za-z_.-]!', '', $filename);
            $filename = preg_replace('/(_)_+|(\.)\.+|(-)-+/', '\\1\\2\\3', $filename);
            $filename = Unicode::strtolower($filename);

            // Переименовываем файл.
            $destination = $uri_dirname . '/' . $filename;
            $file = file_move($file, $destination, FILE_EXISTS_RENAME);

            // Устанавливаем новое имя файла в БД.
            $file->setFilename($image['alt'] . '.' . $extension);
            $file->save();
          }
        }
      }
    }
  }
}

/**
 * Prepares variables for taxonomy-term--site-gallery.html.twig template.
 *
 * @param array $variables
 */
function template_preprocess_taxonomy_term__site_gallery(&$variables) {
  // Описание категории.
  $term = $variables['elements']['#taxonomy_term'];
  $variables['term_description'] = $term->getDescription();
}

/**
 * Prepares variables for node--site-gallery.html.twig template.
 *
 * @param array $variables
 */
function template_preprocess_node__site_gallery(&$variables) {
  $variables['view_mode'] = $variables['elements']['#view_mode'];

  $variables['teaser'] = $variables['view_mode'] == 'teaser';
  $variables['node'] = $variables['elements']['#node'];

  /** @var \Drupal\node\NodeInterface $node */
  $node = $variables['node'];

  $variables['date'] = \Drupal::service('date.formatter')->format($node->getCreatedTime(), 'long');
  unset($variables['elements']['created']);

  $variables['author_name'] = drupal_render($variables['elements']['uid']);
  unset($variables['elements']['uid']);

  $variables['url'] = $node->url('canonical', array(
    'language' => $node->language(),
  ));
  $variables['label'] = $variables['elements']['title'];
  unset($variables['elements']['title']);

  $variables['page'] = ($variables['view_mode'] == 'full' && (node_is_page($node)) || (isset($node->in_preview) && in_array($node->preview_view_mode, array('full', 'default'))));

  $variables += array('content' => array());
  foreach (Element::children($variables['elements']) as $key) {
    $variables['content'][$key] = $variables['elements'][$key];
  }

  $variables['attributes']['role'] = 'article';

  // Изображения фотоальбома.
  if ($variables['page']) {
    $variables['images'] = [];
    if (isset($variables['content']['field_image']['#items'])) {
      $variables['count_image'] = $variables['content']['field_image']['#items']->count();
      $i = 0;
      while ($i <= $variables['count_image'] - 1):
        $variables['images'][$i] = $variables['content']['field_image'][$i];
        $i++;
      endwhile;
    }
  } else {
    $variables['content']['field_image'][0]['#theme'] = 'site_gallery_main_image_formatter';
  }
}

/**
 * Implements template_preprocess_site_gallery_default_image_formatter().
 */
function template_preprocess_site_gallery_default_image_formatter(&$variables) {
  if ($variables['image_style']) {
    $variables['image'] = [
      '#theme' => 'image_style',
      '#style_name' => $variables['image_style'],
    ];
  } else {
    $variables['image'] = [
      '#theme' => 'image',
    ];
  }
  $variables['image']['#attributes'] = $variables['item_attributes'];

  $item = $variables['item'];

  if (Unicode::strlen($item->title) != 0) {
    $variables['image']['#title'] = $item->title;
  }

  if (($entity = $item->entity) && empty($item->uri)) {
    $variables['image']['#uri'] = $entity->getFileUri();
  } else {
    $variables['image']['#uri'] = $item->uri;
  }

  foreach (['width', 'height', 'alt'] as $key) {
    $variables['image']["#$key"] = $item->$key;
  }

  $variables['is_node'] = FALSE;
  if (\Drupal::routeMatch()->getRouteName() == 'entity.node.canonical') {
    $node = \Drupal::routeMatch()->getParameter('node');
    if ($node->getTitle() != $variables['image']["#alt"]) {
      $variables['is_node'] = TRUE;
    }
  }

  unset($variables['image']['#width']);
  unset($variables['image']['#height']);
}

/**
 * Implements template_preprocess_site_gallery_main_image_formatter().
 */
function template_preprocess_site_gallery_main_image_formatter(&$variables) {
  if ($variables['image_style']) {
    $variables['image'] = [
      '#theme' => 'image_style',
      '#style_name' => $variables['image_style'],
    ];
  } else {
    $variables['image'] = [
      '#theme' => 'image',
    ];
  }
  $variables['image']['#attributes'] = $variables['item_attributes'];

  $item = $variables['item'];

  if (Unicode::strlen($item->title) != 0) {
    $variables['image']['#title'] = $item->title;
  }

  if (($entity = $item->entity) && empty($item->uri)) {
    $variables['image']['#uri'] = $entity->getFileUri();
  } else {
    $variables['image']['#uri'] = $item->uri;
  }

  foreach (['width', 'height', 'alt'] as $key) {
    $variables['image']["#$key"] = $item->$key;
  }

  $variables['is_node'] = FALSE;
  if (\Drupal::routeMatch()->getRouteName() == 'entity.node.canonical') {
    $node = \Drupal::routeMatch()->getParameter('node');
    if ($node->getTitle() != $variables['image']["#alt"]) {
      $variables['is_node'] = TRUE;
    }
  }

  unset($variables['image']['#width']);
  unset($variables['image']['#height']);
}

/**
 * Prepares variables for views site-gallery-taxonomy-term template.
 *
 * Template: site-gallery-taxonomy-term.html.twig.
 *
 * @param array $variables
 *   An associative array containing:
 *   - view: The view object.
 *   - rows: An array of row items. Each row is an array of content.
 */
function template_preprocess_site_gallery_taxonomy_term(&$variables) {
  template_preprocess_views_view_unformatted($variables);
}

/**
 * Prepares variables for views views-view-field--site_gallery--page--name template.
 *
 * Template: views-view-field--site_gallery--page--name.html.twig.
 *
 * @param array $variables
 *   An associative array containing:
 *   - view: The view object.
 *   - rows: An array of row items. Each row is an array of content.
 */
function template_preprocess_views_view_field__site_gallery__page__name(&$variables) {
  template_preprocess_views_view_field($variables);
}