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<?php |
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/** |
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* Contains \Drupal\entity_browser\Plugin\EntityBrowser\SelectionDisplay\MultiStepDisplay. |
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*/ |
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namespace Drupal\entity_browser\Plugin\EntityBrowser\SelectionDisplay; |
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use Drupal\Core\Form\FormStateInterface; |
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use Drupal\entity_browser\SelectionDisplayBase; |
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/** |
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* Show current selection and delivers selected entities. |
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* |
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* @EntityBrowserSelectionDisplay( |
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* id = "multi_step_display", |
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* label = @Translation("Multi step selection display"), |
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* description = @Translation("Show current selection display and delivers selected entities.") |
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* ) |
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*/ |
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class MultiStepDisplay extends SelectionDisplayBase { |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getForm(array &$original_form, FormStateInterface $form_state) { |
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$selected_entities = $form_state->get(['entity_browser', 'selected_entities']); |
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$form = []; |
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$form['#attached']['library'][] = 'entity_browser/multi_step_display'; |
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$form['selected'] = [ |
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'#theme_wrappers' => ['container'], |
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'#attributes' => ['class' => ['selected-entities-list']], |
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'#tree' => TRUE |
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]; |
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foreach ($selected_entities as $id => $entity) { |
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$form['selected']['items_'. $entity->id()] = [ |
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'#theme_wrappers' => ['container'], |
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'#attributes' => [ |
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'class' => ['selected-item-container'], |
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'data-entity-id' => $entity->id() |
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], |
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'display' => ['#markup' => $entity->label()], |
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'remove_button' => [ |
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'#type' => 'submit', |
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'#value' => $this->t('Remove'), |
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'#submit' => [[get_class($this), 'removeItemSubmit']], |
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'#name' => 'remove_' . $entity->id(), |
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'#attributes' => [ |
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'data-row-id' => $id, |
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'data-remove-entity' => 'items_' . $entity->id(), |
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] |
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], |
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'weight' => [ |
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'#type' => 'hidden', |
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'#default_value' => $id, |
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'#attributes' => ['class' => ['weight']] |
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] |
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]; |
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} |
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$form['use_selected'] = array( |
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'#type' => 'submit', |
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'#value' => t('Use selected'), |
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'#name' => 'use_selected', |
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); |
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return $form; |
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} |
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/** |
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* Submit callback for remove buttons. |
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* |
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* @param array $form |
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* @param \Drupal\Core\Form\FormStateInterface $form_state |
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*/ |
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public static function removeItemSubmit(array &$form, FormStateInterface $form_state) { |
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$id = $form_state->getTriggeringElement()['#attributes']['data-row-id']; |
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$entity = $form_state->getTriggeringElement()['#attributes']['data-remove-entity']; |
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$selected_entities = $form_state->get(['entity_browser', 'selected_entities']); |
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$selected = $form_state->getValue('selected'); |
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unset($selected_entities[$id]); |
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unset($selected[$entity]); |
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$form_state->set(['entity_browser', 'selected_entities'], $selected_entities); |
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// If selected array is not empty we must keep order. |
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if (!empty($selected)) { |
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$weights = array_column($selected, 'weight'); |
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$selected_entities = $form_state->get(['entity_browser', 'selected_entities']); |
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$ordered = array_combine($weights, $selected_entities); |
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ksort($ordered); |
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$form_state->set(['entity_browser', 'selected_entities'], $ordered); |
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} |
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$form_state->setRebuild(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function submit(array &$form, FormStateInterface $form_state) { |
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$selected = $form_state->getValue('selected'); |
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if (!empty($selected)) { |
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$weights = array_column($selected, 'weight'); |
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$selected_entities = $form_state->get(['entity_browser', 'selected_entities']); |
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// Selected and selected_entities is not the same when we trigering with select. |
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// and we have two parts of array selected_entities, for first we got the weights. |
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if ($form_state->getTriggeringElement()['#name'] == 'op') { |
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$se1 = array_slice($selected_entities, 0, count($weights)); |
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$or1 = array_combine($weights, $se1); |
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ksort($or1); |
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$se2 = array_slice($selected_entities, count($weights)); |
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$weights_second = []; |
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foreach ($se2 as $key => $value) { |
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$weights_second[] = max($weights) + $key + 1; |
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} |
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$or2 = array_combine($weights_second, $se2); |
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$ordered = array_merge($or1, $or2); |
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// When triger is use_selected than arrays selected and selected_entities is same. |
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} else { |
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$ordered = array_combine($weights, $selected_entities); |
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} |
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ksort($ordered); |
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$form_state->set(['entity_browser', 'selected_entities'], $ordered); |
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} |
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if ($form_state->getTriggeringElement()['#name'] == 'use_selected') { |
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$this->selectionDone($form_state); |
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} |
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} |
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} |
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drupal-media /
entity_browser
