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<?php
namespace Drupal\forward;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Render\RendererInterface;
use Drupal\Core\Url;
use Drupal\Core\Utility\LinkGenerator;
use Drupal\Core\Utility\Token;
use Symfony\Component\DependencyInjection\ContainerInterface;
class ForwardLinkBuilder implements ForwardLinkBuilderInterface {
protected $tokenService;
protected $renderer;
protected $linkGenerator;
public function __construct(Token $token_service, RendererInterface $renderer, LinkGenerator $link_generator) {
$this->tokenService = $token_service;
$this->renderer = $renderer;
$this->linkGenerator = $link_generator;
}
public static function create(ContainerInterface $container) {
return new static($container
->get('token'), $container
->get('renderer'), $container
->get('link_generator'));
}
private function buildLink(EntityInterface $entity, array $settings) {
$langcode = $entity
->language()
->getId();
$token = [
'forward' => [
'entity' => $entity,
],
];
$title = $this->tokenService
->replace($settings['forward_interface_title'], $token, [
'langcode' => $langcode,
]);
$title_text = $title;
$html = FALSE;
$default_icon = drupal_get_path('module', 'forward') . '/images/forward.gif';
$custom_icon = $settings['forward_link_icon'];
$link_style = $settings['forward_link_style'];
switch ($link_style) {
case 1:
$img = $custom_icon ? $custom_icon : $default_icon;
$render_array = [
'#theme' => 'image',
'#uri' => $img,
'#alt' => $title,
'#attributes' => [
'class' => [
'forward-icon',
],
],
];
$title = $this->renderer
->render($render_array);
$html = TRUE;
break;
case 2:
$img = $custom_icon ? $custom_icon : $default_icon;
$render_array = [
'image' => [
'#theme' => 'image',
'#uri' => $img,
'#alt' => $title,
'#attributes' => [
'class' => [
'forward-icon',
'forward-icon-margin',
],
],
],
'text' => [
'#markup' => $title_text,
],
];
$title = $this->renderer
->render($render_array);
$html = TRUE;
break;
}
$attributes = [
'title' => $this->tokenService
->replace($settings['forward_link_title'], $token, [
'langcode' => $langcode,
]),
'class' => [
'forward-page',
],
];
if ($settings['forward_link_nofollow']) {
$attributes['rel'] = 'nofollow';
}
$entity_id = $entity
->id();
$entity_type = $entity
->getEntityTypeId();
$url = Url::fromUri("internal:/forward/{$entity_type}/{$entity_id}");
$url
->setOptions([
'html' => $html,
'attributes' => $attributes,
]);
return [
'title' => $title,
'url' => $url,
'attributes' => $attributes,
];
}
public function buildForwardEntityLink(EntityInterface $entity, array $settings) {
$link = $this
->buildLink($entity, $settings);
if ($settings['forward_link_inline']) {
$render_array = [
'#theme' => 'links',
'#links' => [
'forward' => [
'url' => $link['url'],
'title' => $link['title'],
'attributes' => $link['attributes'],
],
],
'#attributes' => [
'class' => [
'links',
'inline',
],
],
'#attached' => [
'library' => [
'forward/forward',
],
],
'#weight' => $settings['forward_interface_weight'],
];
}
else {
$render_array = [
'#markup' => $this->linkGenerator
->generate($link['title'], $link['url']),
'#attached' => [
'library' => [
'forward/forward',
],
],
'#weight' => $settings['forward_interface_weight'],
];
}
return $render_array;
}
}