media_helper-2.0.0/media_helper.module

<?php

/**
 * @file
 * Media Helper module.
 */

use Drupal\Component\Utility\NestedArray;
use Drupal\Core\Template\Attribute;

/**
 * Implements hook_preprocess_HOOK().
 */
function media_helper_preprocess_responsive_image(array &$variables): void {
  if (empty($variables['media_helper_attributes'])) {
    return;
  }

  $passed_attributes = [];
  if (empty($variables['output_image_tag'])) {
    $always_img_attrs = \Drupal::service('media_helper')->getResponsiveImgTagAttributeNames();
    foreach ($variables['media_helper_attributes'] as $attribute_name => $attribute_value) {
      if (in_array($attribute_name, $always_img_attrs, TRUE)) {
        $passed_attributes['img'][$attribute_name] = $attribute_value;
      }
      else {
        $passed_attributes['picture'][$attribute_name] = $attribute_value;
      }
    }
  }
  else {
    $passed_attributes['img'] = $variables['media_helper_attributes'];
  }

  foreach ($passed_attributes as $attribute_tag => $attributes) {
    if (!$attributes) {
      continue;
    }

    $tag_attributes = NULL;
    if ($attribute_tag === 'img') {
      if (!isset($variables['img_element']['#attributes'])) {
        $variables['img_element']['#attributes'] = [];
      }
      $tag_attributes =& $variables['img_element']['#attributes'];
    }
    elseif ($attribute_tag === 'picture') {
      if (!isset($variables['attributes'])) {
        $variables['attributes'] = [];
      }
      $tag_attributes =& $variables['attributes'];
    }
    else {
      throw new \LogicException('Unknown attribute tag "' . $$attribute_tag . '"');
    }

    if (!$tag_attributes) {
      $tag_attributes = $attributes;
    }
    elseif (is_array($tag_attributes)) {
      $tag_attributes = NestedArray::mergeDeep(
        $tag_attributes,
        $attributes instanceof Attribute ? $attributes->toArray() : $attributes
      );
    }
    elseif ($tag_attributes instanceof Attribute) {
      $tag_attributes->merge($attributes instanceof Attribute
        ? $attributes
        : new Attribute($attributes)
      );
    }
    else {
      $attrs_type = is_object($tag_attributes)
        ? get_class($tag_attributes)
        : gettype($tag_attributes);
      throw new \LogicException('Unrecognized #attributes type ' . $attrs_type);
    }

    // Need to unset referenced variable so it isn't overwritten in the next
    // cycle of the loop.
    unset($tag_attributes);
  }
}

/**
 * Implements hook_preprocess_HOOK().
 */
function media_helper_preprocess_responsive_image_formatter(array &$variables): void {
  if (!empty($variables['media_helper_attributes'])) {
    $variables['responsive_image']['#media_helper_attributes'] = $variables['media_helper_attributes'];
  }
}

/**
 * Implements hook_theme_registry_alter().
 */
function media_helper_theme_registry_alter(array &$theme_registry): void {
  if (isset($theme_registry['responsive_image_formatter'])) {
    $theme_registry['responsive_image_formatter']['variables']['media_helper_attributes'] = [];
  }

  if (isset($theme_registry['responsive_image'])) {
    $theme_registry['responsive_image']['variables']['media_helper_attributes'] = [];
  }
}