Commit 10fead72 authored by alexpott's avatar alexpott
Browse files

Issue #2517030 by Jaesin, dawehner, tedbow, claudiu.cristea, mglaman,...

Issue #2517030 by Jaesin, dawehner, tedbow, claudiu.cristea, mglaman, amateescu, borisson_, joelpittet, mondrake, Wim Leers, tstoeckler, alexpott, joshi.rohit100, tim.plunkett, nketchum, mattferderer: Add a URL formatter for the image field
parent 982a7905
......@@ -139,6 +139,14 @@ field.formatter.settings.image:
type: string
label: 'Image style'
field.formatter.settings.image_url:
type: mapping
label: 'Image URL formatter settings'
mapping:
image_style:
type: string
label: 'Image style'
field.widget.settings.image_image:
type: mapping
label: 'Image field display format settings'
......
<?php
namespace Drupal\image\Plugin\Field\FieldFormatter;
use Drupal\Core\Cache\CacheableMetadata;
use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Form\FormStateInterface;
/**
* Plugin implementation of the 'image_url' formatter.
*
* @FieldFormatter(
* id = "image_url",
* label = @Translation("URL to image"),
* field_types = {
* "image"
* }
* )
*/
class ImageUrlFormatter extends ImageFormatter {
/**
* {@inheritdoc}
*/
public static function defaultSettings() {
return [
'image_style' => '',
];
}
/**
* {@inheritdoc}
*/
public function settingsForm(array $form, FormStateInterface $form_state) {
$element = parent::settingsForm($form, $form_state);
unset($element['image_link']);;
return $element;
}
/**
* {@inheritdoc}
*/
public function settingsSummary() {
$summary = parent::settingsSummary();
return [$summary[0]];
}
/**
* {@inheritdoc}
*/
public function viewElements(FieldItemListInterface $items, $langcode) {
$elements = [];
/** @var \Drupal\Core\Field\EntityReferenceFieldItemListInterface $items */
if (empty($images = $this->getEntitiesToView($items, $langcode))) {
// Early opt-out if the field is empty.
return $elements;
}
/** @var \Drupal\image\ImageStyleInterface $image_style */
$image_style = $this->imageStyleStorage->load($this->getSetting('image_style'));
/** @var \Drupal\file\FileInterface[] $images */
foreach ($images as $delta => $image) {
$image_uri = $image->getFileUri();
$url = $image_style ? $image_style->buildUrl($image_uri) : file_create_url($image_uri);
$url = file_url_transform_relative($url);
// Add cacheability metadata from the image and image style.
$cacheability = CacheableMetadata::createFromObject($image);
if ($image_style) {
$cacheability->addCacheableDependency(CacheableMetadata::createFromObject($image_style));
}
$elements[$delta] = ['#markup' => $url];
$cacheability->applyTo($elements[$delta]);
}
return $elements;
}
}
......@@ -199,6 +199,19 @@ function _testImageFieldFormatters($scheme) {
$this->drupalGet(ImageStyle::load('thumbnail')->buildUrl($image_uri));
$this->assertResponse('403', 'Access denied to image style thumbnail as anonymous user.');
}
// Test the image URL formatter without an image style.
$display_options = [
'type' => 'image_url',
'settings' => ['image_style' => ''],
];
$expected_url = file_url_transform_relative(file_create_url($image_uri));
$this->assertEqual($expected_url, $node->{$field_name}->view($display_options)[0]['#markup']);
// Test the image URL formatter with an image style.
$display_options['settings']['image_style'] = 'thumbnail';
$expected_url = file_url_transform_relative(ImageStyle::load('thumbnail')->buildUrl($image_uri));
$this->assertEqual($expected_url, $node->{$field_name}->view($display_options)[0]['#markup']);
}
/**
......
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