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1 <?php
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2
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3 namespace Drupal\tour;
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4
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5 use Drupal\Core\Entity\EntityViewBuilder;
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6 use Drupal\Component\Utility\Html;
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7
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8 /**
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9 * Provides a Tour view builder.
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10 */
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11 class TourViewBuilder extends EntityViewBuilder {
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12
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13 /**
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14 * {@inheritdoc}
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15 */
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16 public function viewMultiple(array $entities = [], $view_mode = 'full', $langcode = NULL) {
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17 /** @var \Drupal\tour\TourInterface[] $entities */
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18 $build = [];
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19 foreach ($entities as $entity_id => $entity) {
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20 $tips = $entity->getTips();
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21 $count = count($tips);
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22 $list_items = [];
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23 foreach ($tips as $index => $tip) {
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24 if ($output = $tip->getOutput()) {
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25 $attributes = [
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26 'class' => [
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27 'tip-module-' . Html::cleanCssIdentifier($entity->getModule()),
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28 'tip-type-' . Html::cleanCssIdentifier($tip->getPluginId()),
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29 'tip-' . Html::cleanCssIdentifier($tip->id()),
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30 ],
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31 ];
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32 $list_items[] = [
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33 'output' => $output,
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34 'counter' => [
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35 '#type' => 'container',
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36 '#attributes' => [
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37 'class' => [
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38 'tour-progress',
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39 ],
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40 ],
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41 '#children' => t('@tour_item of @total', ['@tour_item' => $index + 1, '@total' => $count]),
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42 ],
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43 '#wrapper_attributes' => $tip->getAttributes() + $attributes,
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44 ];
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45 }
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46 }
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47 // If there is at least one tour item, build the tour.
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48 if ($list_items) {
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49 end($list_items);
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50 $key = key($list_items);
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51 $list_items[$key]['#wrapper_attributes']['data-text'] = t('End tour');
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52 $build[$entity_id] = [
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53 '#theme' => 'item_list',
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54 '#items' => $list_items,
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55 '#list_type' => 'ol',
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56 '#attributes' => [
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57 'id' => 'tour',
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58 'class' => [
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59 'hidden',
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60 ],
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61 ],
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62 '#cache' => [
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63 'tags' => $entity->getCacheTags(),
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64 ],
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65 ];
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66 }
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67 }
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68 // If at least one tour was built, attach the tour library.
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69 if ($build) {
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70 $build['#attached']['library'][] = 'tour/tour';
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71 }
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72 return $build;
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73 }
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74
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75 }
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