function template_preprocess_textimage_formatter in Textimage 8.3

Same name and namespace in other branches

1. 8.4 textimage.module \template_preprocess_textimage_formatter()

Prepares variables to get a Textimage from text.

Default template: textimage-formatter.html.twig.

File

./textimage.module, line 214

Textimage - Provides text to image manipulations.

Code

function template_preprocess_textimage_formatter(&$variables) {

  // Render only if the image URI is passed in.
  if ($image_uri = $variables['uri']) {

    // Get alt and title from field item if missing from variables.
    if (!$variables['title'] && $variables['item']) {
      $variables['title'] = $variables['item']
        ->getValue()['title'];
    }
    if (!$variables['alt'] && $variables['item']) {
      $variables['alt'] = $variables['item']
        ->getValue()['alt'];
    }

    // Build anchor link data if needed.
    if ($variables['anchor_url']) {
      if (is_string($variables['anchor_url'])) {
        $href = $variables['anchor_url'];
      }
      else {
        $href = $variables['anchor_url']
          ->toString();
      }
      $variables['anchor_attributes'] = new Attribute([
        'title' => $variables['title'],
        'href' => $href,
      ]);
    }

    // Build image container attributes if needed.
    if (!empty($variables['image_container_attributes'])) {
      $variables['image_container_attributes'] = new Attribute($variables['image_container_attributes']);
    }

    // Get the <img>.
    $variables['image'] = [
      '#theme' => 'image__textimage',
      '#uri' => $image_uri,
      '#width' => $variables['width'],
      '#height' => $variables['height'],
      '#attributes' => $variables['attributes'],
    ];
    if (!empty($variables['title'])) {
      $variables['image']['#title'] = $variables['title'];
    }
    if (!empty($variables['alt'])) {
      $variables['image']['#alt'] = $variables['alt'];
    }
  }
}