X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=web%2Fmodules%2Fcontrib%2Fparagraphs%2Fsrc%2FPlugin%2FField%2FFieldWidget%2FParagraphsWidget.php;fp=web%2Fmodules%2Fcontrib%2Fparagraphs%2Fsrc%2FPlugin%2FField%2FFieldWidget%2FParagraphsWidget.php;h=0000000000000000000000000000000000000000;hp=84b47eae45446909439747f4e838eca86d1ecf90;hb=059867c3f96750652c80f39e44c442a58c2549ee;hpb=f8fc16ae6b862bef59baaad5d051dd37b7ff11b2 diff --git a/web/modules/contrib/paragraphs/src/Plugin/Field/FieldWidget/ParagraphsWidget.php b/web/modules/contrib/paragraphs/src/Plugin/Field/FieldWidget/ParagraphsWidget.php deleted file mode 100644 index 84b47eae4..000000000 --- a/web/modules/contrib/paragraphs/src/Plugin/Field/FieldWidget/ParagraphsWidget.php +++ /dev/null @@ -1,2392 +0,0 @@ - t('Paragraph'), - 'title_plural' => t('Paragraphs'), - 'edit_mode' => 'open', - 'closed_mode' => 'summary', - 'autocollapse' => 'none', - 'add_mode' => 'dropdown', - 'form_display_mode' => 'default', - 'default_paragraph_type' => '', - ); - } - - /** - * {@inheritdoc} - */ - public function settingsForm(array $form, FormStateInterface $form_state) { - $elements = array(); - - $elements['title'] = array( - '#type' => 'textfield', - '#title' => $this->t('Paragraph Title'), - '#description' => $this->t('Label to appear as title on the button as "Add new [title]", this label is translatable'), - '#default_value' => $this->getSetting('title'), - '#required' => TRUE, - ); - - $elements['title_plural'] = array( - '#type' => 'textfield', - '#title' => $this->t('Plural Paragraph Title'), - '#description' => $this->t('Title in its plural form.'), - '#default_value' => $this->getSetting('title_plural'), - '#required' => TRUE, - ); - - $elements['edit_mode'] = array( - '#type' => 'select', - '#title' => $this->t('Edit mode'), - '#description' => $this->t('The mode the paragraph is in by default.'), - '#options' => $this->getSettingOptions('edit_mode'), - '#default_value' => $this->getSetting('edit_mode'), - '#required' => TRUE, - ); - - $elements['closed_mode'] = [ - '#type' => 'select', - '#title' => $this->t('Closed mode'), - '#description' => $this->t('How to display the paragraphs, when the widget is closed. Preview will render the paragraph in the preview view mode and typically needs a custom admin theme.'), - '#options' => $this->getSettingOptions('closed_mode'), - '#default_value' => $this->getSetting('closed_mode'), - '#required' => TRUE, - ]; - - $elements['autocollapse'] = [ - '#type' => 'select', - '#title' => $this->t('Autocollapse'), - '#description' => $this->t('When a paragraph is opened for editing, close others.'), - '#options' => $this->getSettingOptions('autocollapse'), - '#default_value' => $this->getSetting('autocollapse'), - '#required' => TRUE, - ]; - - $elements['add_mode'] = array( - '#type' => 'select', - '#title' => $this->t('Add mode'), - '#description' => $this->t('The way to add new Paragraphs.'), - '#options' => $this->getSettingOptions('add_mode'), - '#default_value' => $this->getSetting('add_mode'), - '#required' => TRUE, - ); - - $elements['form_display_mode'] = array( - '#type' => 'select', - '#options' => \Drupal::service('entity_display.repository')->getFormModeOptions($this->getFieldSetting('target_type')), - '#description' => $this->t('The form display mode to use when rendering the paragraph form.'), - '#title' => $this->t('Form display mode'), - '#default_value' => $this->getSetting('form_display_mode'), - '#required' => TRUE, - ); - - $options = []; - foreach ($this->getAllowedTypes() as $key => $bundle) { - $options[$key] = $bundle['label']; - } - - $elements['default_paragraph_type'] = [ - '#type' => 'select', - '#title' => $this->t('Default paragraph type'), - '#empty_value' => '_none', - '#default_value' => $this->getDefaultParagraphTypeMachineName(), - '#options' => $options, - '#description' => $this->t('When creating a new host entity, a paragraph of this type is added.'), - ]; - - return $elements; - } - - /** - * Returns select options for a plugin setting. - * - * This is done to allow - * \Drupal\paragraphs\Plugin\Field\FieldWidget\ParagraphsWidget::settingsSummary() - * to access option labels. Not all plugin setting are available. - * - * @param string $setting_name - * The name of the widget setting. Supported settings: - * - "edit_mode" - * - "closed_mode" - * - "autocollapse" - * - "add_mode" - * - * @return array|null - * An array of setting option usable as a value for a "#options" key. - */ - protected function getSettingOptions($setting_name) { - switch($setting_name) { - case 'edit_mode': - $options = [ - 'open' => $this->t('Open'), - 'closed' => $this->t('Closed'), - ]; - break; - case 'closed_mode': - $options = [ - 'summary' => $this->t('Summary'), - 'preview' => $this->t('Preview'), - ]; - break; - case 'autocollapse': - $options = [ - 'none' => $this->t('None'), - 'all' => $this->t('All'), - ]; - break; - case 'add_mode': - $options = [ - 'select' => $this->t('Select list'), - 'button' => $this->t('Buttons'), - 'dropdown' => $this->t('Dropdown button'), - 'modal' => $this->t('Modal form'), - ]; - break; - } - - return isset($options) ? $options : NULL; - } - - /** - * {@inheritdoc} - */ - public function settingsSummary() { - $summary = array(); - $summary[] = $this->t('Title: @title', ['@title' => $this->getSetting('title')]); - $summary[] = $this->t('Plural title: @title_plural', [ - '@title_plural' => $this->getSetting('title_plural') - ]); - - $edit_mode = $this->getSettingOptions('edit_mode')[$this->getSetting('edit_mode')]; - $closed_mode = $this->getSettingOptions('closed_mode')[$this->getSetting('closed_mode')]; - $autocollapse = $this->getSettingOptions('autocollapse')[$this->getSetting('autocollapse')]; - $add_mode = $this->getSettingOptions('add_mode')[$this->getSetting('add_mode')]; - - $summary[] = $this->t('Edit mode: @edit_mode', ['@edit_mode' => $edit_mode]); - $summary[] = $this->t('Closed mode: @closed_mode', ['@closed_mode' => $closed_mode]); - $summary[] = $this->t('Autocollapse: @autocollapse', ['@autocollapse' => $autocollapse]); - $summary[] = $this->t('Add mode: @add_mode', ['@add_mode' => $add_mode]); - - $summary[] = $this->t('Form display mode: @form_display_mode', [ - '@form_display_mode' => $this->getSetting('form_display_mode') - ]); - if ($this->getDefaultParagraphTypeLabelName() !== NULL) { - $summary[] = $this->t('Default paragraph type: @default_paragraph_type', [ - '@default_paragraph_type' => $this->getDefaultParagraphTypeLabelName() - ]); - } - - return $summary; - } - - /** - * {@inheritdoc} - * - * @see \Drupal\content_translation\Controller\ContentTranslationController::prepareTranslation() - * Uses a similar approach to populate a new translation. - */ - public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) { - $field_name = $this->fieldDefinition->getName(); - $parents = $element['#field_parents']; - $info = []; - - /** @var \Drupal\paragraphs\Entity\Paragraph $paragraphs_entity */ - $paragraphs_entity = NULL; - $host = $items->getEntity(); - $widget_state = static::getWidgetState($parents, $field_name, $form_state); - - $entity_type_manager = \Drupal::entityTypeManager(); - $target_type = $this->getFieldSetting('target_type'); - - $item_mode = isset($widget_state['paragraphs'][$delta]['mode']) ? $widget_state['paragraphs'][$delta]['mode'] : 'edit'; - $default_edit_mode = $this->getSetting('edit_mode'); - - $closed_mode_setting = isset($widget_state['closed_mode']) ? $widget_state['closed_mode'] : $this->getSetting('closed_mode'); - $autocollapse_setting = isset($widget_state['autocollapse']) ? $widget_state['autocollapse'] : $this->getSetting('autocollapse'); - - $show_must_be_saved_warning = !empty($widget_state['paragraphs'][$delta]['show_warning']); - - if (isset($widget_state['paragraphs'][$delta]['entity'])) { - $paragraphs_entity = $widget_state['paragraphs'][$delta]['entity']; - } - elseif (isset($items[$delta]->entity)) { - $paragraphs_entity = $items[$delta]->entity; - - // We don't have a widget state yet, get from selector settings. - if (!isset($widget_state['paragraphs'][$delta]['mode'])) { - - if ($default_edit_mode == 'open') { - $item_mode = 'edit'; - } - elseif ($default_edit_mode == 'closed') { - $item_mode = 'closed'; - } - } - } - elseif (isset($widget_state['selected_bundle'])) { - - $entity_type = $entity_type_manager->getDefinition($target_type); - $bundle_key = $entity_type->getKey('bundle'); - - $paragraphs_entity = $entity_type_manager->getStorage($target_type)->create(array( - $bundle_key => $widget_state['selected_bundle'], - )); - - $item_mode = 'edit'; - } - - if ($item_mode == 'closed') { - // Validate closed paragraphs and expand if needed. - // @todo Consider recursion. - $violations = $paragraphs_entity->validate(); - $violations->filterByFieldAccess(); - if (count($violations) > 0) { - $item_mode = 'edit'; - $messages = []; - foreach ($violations as $violation) { - $messages[] = $violation->getMessage(); - } - $info['validation_error'] = $this->createMessage($this->t('@messages', ['@messages' => strip_tags(implode('\n', $messages))])); - } - } - - if ($paragraphs_entity) { - // Detect if we are translating. - $this->initIsTranslating($form_state, $host); - $langcode = $form_state->get('langcode'); - - if (!$this->isTranslating) { - // Set the langcode if we are not translating. - $langcode_key = $paragraphs_entity->getEntityType()->getKey('langcode'); - if ($paragraphs_entity->get($langcode_key)->value != $langcode) { - // If a translation in the given language already exists, switch to - // that. If there is none yet, update the language. - if ($paragraphs_entity->hasTranslation($langcode)) { - $paragraphs_entity = $paragraphs_entity->getTranslation($langcode); - } - else { - $paragraphs_entity->set($langcode_key, $langcode); - } - } - } - else { - // Add translation if missing for the target language. - if (!$paragraphs_entity->hasTranslation($langcode)) { - // Get the selected translation of the paragraph entity. - $entity_langcode = $paragraphs_entity->language()->getId(); - $source = $form_state->get(['content_translation', 'source']); - $source_langcode = $source ? $source->getId() : $entity_langcode; - // Make sure the source language version is used if available. It is a - // the host and fetching the translation without this check could lead - // valid scenario to have no paragraphs items in the source version of - // to an exception. - if ($paragraphs_entity->hasTranslation($source_langcode)) { - $paragraphs_entity = $paragraphs_entity->getTranslation($source_langcode); - } - // The paragraphs entity has no content translation source field if - // no paragraph entity field is translatable, even if the host is. - if ($paragraphs_entity->hasField('content_translation_source')) { - // Initialise the translation with source language values. - $paragraphs_entity->addTranslation($langcode, $paragraphs_entity->toArray()); - $translation = $paragraphs_entity->getTranslation($langcode); - $manager = \Drupal::service('content_translation.manager'); - $manager->getTranslationMetadata($translation)->setSource($paragraphs_entity->language()->getId()); - } - } - // If any paragraphs type is translatable do not switch. - if ($paragraphs_entity->hasField('content_translation_source')) { - // Switch the paragraph to the translation. - $paragraphs_entity = $paragraphs_entity->getTranslation($langcode); - } - } - - $element_parents = $parents; - $element_parents[] = $field_name; - $element_parents[] = $delta; - $element_parents[] = 'subform'; - - $id_prefix = implode('-', array_merge($parents, array($field_name, $delta))); - $wrapper_id = Html::getUniqueId($id_prefix . '-item-wrapper'); - - $element += array( - '#type' => 'container', - '#element_validate' => array(array($this, 'elementValidate')), - 'subform' => array( - '#type' => 'container', - '#parents' => $element_parents, - ), - ); - - $element['#prefix'] = '
'; - $element['#suffix'] = '
'; - - $item_bundles = \Drupal::service('entity_type.bundle.info')->getBundleInfo($target_type); - if (isset($item_bundles[$paragraphs_entity->bundle()])) { - $bundle_info = $item_bundles[$paragraphs_entity->bundle()]; - - // Create top section structure with all needed subsections. - $element['top'] = [ - '#type' => 'container', - '#weight' => -1000, - '#attributes' => ['class' => ['paragraph-type-top']], - // Section for paragraph type information. - 'type' => [ - '#type' => 'container', - '#attributes' => ['class' => ['paragraph-type-title']], - 'label' => ['#markup' => $bundle_info['label']], - ], - // Section for information icons. - 'info' => [ - '#type' => 'container', - '#attributes' => ['class' => ['paragraph-type-info']], - ], - 'summary' => [ - '#type' => 'container', - '#attributes' => ['class' => ['paragraph-type-summary']], - ], - // Paragraphs actions element for actions and dropdown actions. - 'actions' => [ - '#type' => 'paragraphs_actions', - ], - ]; - - // Type icon and label bundle. - if ($icon_url = $paragraphs_entity->type->entity->getIconUrl()) { - $element['top']['type']['icon'] = [ - '#theme' => 'image', - '#uri' => $icon_url, - '#attributes' => [ - 'class' => ['paragraph-type-icon'], - 'title' => $bundle_info['label'], - ], - '#weight' => 0, - // We set inline height and width so icon don't resize on first load - // while CSS is still not loaded. - '#height' => 16, - '#width' => 16, - ]; - } - $element['top']['type']['label'] = [ - '#markup' => '' . $bundle_info['label'] . '', - '#weight' => 1, - ]; - - // Widget actions. - $widget_actions = [ - 'actions' => [], - 'dropdown_actions' => [], - ]; - - $widget_actions['dropdown_actions']['duplicate_button'] = [ - '#type' => 'submit', - '#value' => $this->t('Duplicate'), - '#name' => $id_prefix . '_duplicate', - '#weight' => 502, - '#submit' => [[get_class($this), 'duplicateSubmit']], - '#limit_validation_errors' => [array_merge($parents, [$field_name, 'add_more'])], - '#delta' => $delta, - '#ajax' => [ - 'callback' => [get_class($this), 'itemAjax'], - 'wrapper' => $widget_state['ajax_wrapper_id'], - ], - '#access' => $paragraphs_entity->access('update'), - ]; - - if ($item_mode != 'remove') { - $widget_actions['dropdown_actions']['remove_button'] = [ - '#type' => 'submit', - '#value' => $this->t('Remove'), - '#name' => $id_prefix . '_remove', - '#weight' => 501, - '#submit' => [[get_class($this), 'paragraphsItemSubmit']], - '#limit_validation_errors' => [array_merge($parents, [$field_name, 'add_more'])], - '#delta' => $delta, - '#ajax' => [ - 'callback' => array(get_class($this), 'itemAjax'), - 'wrapper' => $widget_state['ajax_wrapper_id'], - ], - // Hide the button when translating. - '#access' => $paragraphs_entity->access('delete') && !$this->isTranslating, - '#paragraphs_mode' => 'remove', - ]; - } - - if ($item_mode == 'edit') { - if (isset($paragraphs_entity)) { - $widget_actions['actions']['collapse_button'] = [ - '#value' => $this->t('Collapse'), - '#name' => $id_prefix . '_collapse', - '#weight' => 1, - '#submit' => [[get_class($this), 'paragraphsItemSubmit']], - '#limit_validation_errors' => [array_merge($parents, [$field_name, 'add_more'])], - '#delta' => $delta, - '#ajax' => [ - 'callback' => [get_class($this), 'itemAjax'], - 'wrapper' => $widget_state['ajax_wrapper_id'], - ], - '#access' => $paragraphs_entity->access('update'), - '#paragraphs_mode' => 'closed', - '#paragraphs_show_warning' => TRUE, - '#attributes' => [ - 'class' => ['paragraphs-icon-button', 'paragraphs-icon-button-collapse'], - 'title' => $this->t('Collapse'), - ], - ]; - } - } - else { - $widget_actions['actions']['edit_button'] = $this->expandButton([ - '#type' => 'submit', - '#value' => $this->t('Edit'), - '#name' => $id_prefix . '_edit', - '#weight' => 1, - '#attributes' => ['class' => ['paragraphs-button']], - '#submit' => [[get_class($this), 'paragraphsItemSubmit']], - '#limit_validation_errors' => [ - array_merge($parents, [$field_name, 'add_more']), - ], - '#delta' => $delta, - '#ajax' => [ - 'callback' => [get_class($this), 'itemAjax'], - 'wrapper' => $widget_state['ajax_wrapper_id'], - ], - '#access' => $paragraphs_entity->access('update'), - '#paragraphs_mode' => 'edit', - '#attributes' => [ - 'class' => ['paragraphs-icon-button', 'paragraphs-icon-button-edit'], - 'title' => $this->t('Edit'), - ], - ]); - - if ($show_must_be_saved_warning && $paragraphs_entity->isChanged()) { - $info['changed'] = [ - '#theme' => 'paragraphs_info_icon', - '#message' => $this->t('You have unsaved changes on this @title item.', ['@title' => $this->getSetting('title')]), - '#icon' => 'changed', - ]; - } - - if (!$paragraphs_entity->access('view')) { - $info['preview'] = [ - '#theme' => 'paragraphs_info_icon', - '#message' => $this->t('You are not allowed to view this @title.', array('@title' => $this->getSetting('title'))), - '#icon' => 'view', - ]; - } - } - - // If update is disabled we will show lock icon in actions section. - if (!$paragraphs_entity->access('update')) { - $widget_actions['actions']['edit_disabled'] = [ - '#theme' => 'paragraphs_info_icon', - '#message' => $this->t('You are not allowed to edit or remove this @title.', ['@title' => $this->getSetting('title')]), - '#icon' => 'lock', - '#weight' => 1, - ]; - } - - if (!$paragraphs_entity->access('update') && !$paragraphs_entity->access('delete')) { - $info['edit'] = [ - '#theme' => 'paragraphs_info_icon', - '#message' => $this->t('You are not allowed to edit or remove this @title.', ['@title' => $this->getSetting('title')]), - '#icon' => 'lock', - ]; - } - elseif (!$paragraphs_entity->access('update')) { - $info['edit'] = [ - '#theme' => 'paragraphs_info_icon', - '#message' => $this->t('You are not allowed to edit this @title.', ['@title' => $this->getSetting('title')]), - '#icon' => 'edit-disabled', - ]; - } - elseif (!$paragraphs_entity->access('delete')) { - $info['remove'] = [ - '#theme' => 'paragraphs_info_icon', - '#message' => $this->t('You are not allowed to remove this @title.', ['@title' => $this->getSetting('title')]), - '#icon' => 'delete-disabled', - ]; - } - - $context = [ - 'form' => $form, - 'widget' => self::getWidgetState($parents, $field_name, $form_state, $widget_state), - 'items' => $items, - 'delta' => $delta, - 'element' => $element, - 'form_state' => $form_state, - 'paragraphs_entity' => $paragraphs_entity, - ]; - - // Allow modules to alter widget actions. - \Drupal::moduleHandler()->alter('paragraphs_widget_actions', $widget_actions, $context); - - if (count($widget_actions['actions'])) { - // Expand all actions to proper submit elements and add it to top - // actions sub component. - $element['top']['actions']['actions'] = array_map([$this, 'expandButton'], $widget_actions['actions']); - } - - if (count($widget_actions['dropdown_actions'])) { - // Expand all dropdown actions to proper submit elements and add - // them to top dropdown actions sub component. - $element['top']['actions']['dropdown_actions'] = array_map([$this, 'expandButton'], $widget_actions['dropdown_actions']); - } - - if (count($info)) { - foreach ($info as $info_item) { - if (!isset($info_item['#access']) || $info_item['#access']) { - $element['top']['info']['items'] = $info; - break; - } - } - } - } - - $display = EntityFormDisplay::collectRenderDisplay($paragraphs_entity, $this->getSetting('form_display_mode')); - - // @todo Remove as part of https://www.drupal.org/node/2640056 - if (\Drupal::moduleHandler()->moduleExists('field_group')) { - $context = [ - 'entity_type' => $paragraphs_entity->getEntityTypeId(), - 'bundle' => $paragraphs_entity->bundle(), - 'entity' => $paragraphs_entity, - 'context' => 'form', - 'display_context' => 'form', - 'mode' => $display->getMode(), - ]; - - field_group_attach_groups($element['subform'], $context); - $element['subform']['#pre_render'][] = 'field_group_form_pre_render'; - } - - if ($item_mode == 'edit') { - $display->buildForm($paragraphs_entity, $element['subform'], $form_state); - // Get the field definitions of the paragraphs_entity. - // We need them to filter out entity reference revisions fields that - // reference paragraphs, cause otherwise we have problems with showing - // and hiding the right fields in nested paragraphs. - $field_definitions = $paragraphs_entity->getFieldDefinitions(); - - foreach (Element::children($element['subform']) as $field) { - // Do a check if we have to add a class to the form element. We need - // those classes (paragraphs-content and paragraphs-behavior) to show - // and hide elements, depending of the active perspective. - $omit_class = FALSE; - if (isset($field_definitions[$field])) { - $type = $field_definitions[$field]->getType(); - if ($type == 'entity_reference_revisions') { - // Check if we are referencing paragraphs. - $target_entity_type = $field_definitions[$field]->get('entity_type'); - if ($target_entity_type && $target_entity_type == 'paragraph') { - $omit_class = TRUE; - } - } - } - - if ($paragraphs_entity->hasField($field)) { - if (!$omit_class) { - $element['subform'][$field]['#attributes']['class'][] = 'paragraphs-content'; - } - $translatable = $paragraphs_entity->{$field}->getFieldDefinition()->isTranslatable(); - if ($translatable) { - $element['subform'][$field]['widget']['#after_build'][] = [ - static::class, - 'removeTranslatabilityClue', - ]; - } - } - } - - // Build the behavior plugins fields. - $paragraphs_type = $paragraphs_entity->getParagraphType(); - if ($paragraphs_type && \Drupal::currentUser()->hasPermission('edit behavior plugin settings')) { - $element['behavior_plugins']['#weight'] = -99; - foreach ($paragraphs_type->getEnabledBehaviorPlugins() as $plugin_id => $plugin) { - $element['behavior_plugins'][$plugin_id] = [ - '#type' => 'container', - '#group' => implode('][', array_merge($element_parents, ['paragraph_behavior'])), - ]; - $subform_state = SubformState::createForSubform($element['behavior_plugins'][$plugin_id], $form, $form_state); - if ($plugin_form = $plugin->buildBehaviorForm($paragraphs_entity, $element['behavior_plugins'][$plugin_id], $subform_state)) { - $element['behavior_plugins'][$plugin_id] = $plugin_form; - // Add the paragraphs-behavior class, so that we are able to show - // and hide behavior fields, depending on the active perspective. - $element['behavior_plugins'][$plugin_id]['#attributes']['class'][] = 'paragraphs-behavior'; - } - } - } - } - elseif ($item_mode == 'closed') { - $element['subform'] = []; - $element['behavior_plugins'] = []; - if ($closed_mode_setting === 'preview') { - // The closed paragraph is displayed as a rendered preview. - $view_builder = $entity_type_manager->getViewBuilder('paragraph'); - - $element['preview'] = $view_builder->view($paragraphs_entity, 'preview', $paragraphs_entity->language()->getId()); - $element['preview']['#access'] = $paragraphs_entity->access('view'); - } - else { - // The closed paragraph is displayed as a summary. - if ($paragraphs_entity) { - $summary = $paragraphs_entity->getSummary(); - if (!empty($summary)) { - $element['top']['summary']['fields_info'] = [ - '#markup' => $summary, - '#prefix' => '
', - '#suffix' => '
', - '#access' => $paragraphs_entity->access('view'), - ]; - } - } - } - } - else { - $element['subform'] = array(); - } - - $element['subform']['#attributes']['class'][] = 'paragraphs-subform'; - $element['subform']['#access'] = $paragraphs_entity->access('update'); - - if ($item_mode == 'remove') { - $element['#access'] = FALSE; - } - - $widget_state['paragraphs'][$delta]['entity'] = $paragraphs_entity; - $widget_state['paragraphs'][$delta]['display'] = $display; - $widget_state['paragraphs'][$delta]['mode'] = $item_mode; - $widget_state['closed_mode'] = $closed_mode_setting; - $widget_state['autocollapse'] = $autocollapse_setting; - - static::setWidgetState($parents, $field_name, $form_state, $widget_state); - } - else { - $element['#access'] = FALSE; - } - - return $element; - } - - /** - * Builds an add paragraph button for opening of modal form. - * - * @param array $element - * Render element. - */ - protected function buildModalAddForm(array &$element) { - // Attach the theme for the dialog template. - $element['#theme'] = 'paragraphs_add_dialog'; - - $element['add_modal_form_area'] = [ - '#type' => 'container', - '#attributes' => [ - 'class' => [ - 'paragraph-type-add-modal', - 'first-button', - ], - ], - '#access' => !$this->isTranslating, - '#weight' => -2000, - ]; - - $element['add_modal_form_area']['add_more'] = [ - '#type' => 'submit', - '#value' => $this->t('Add @title', ['@title' => $this->getSetting('title')]), - '#name' => 'button_add_modal', - '#attributes' => [ - 'class' => [ - 'paragraph-type-add-modal-button', - 'js-show', - ], - ], - ]; - - $element['#attached']['library'][] = 'paragraphs/drupal.paragraphs.modal'; - } - - /** - * Returns the sorted allowed types for a entity reference field. - * - * @param \Drupal\Core\Field\FieldDefinitionInterface $field_definition - * (optional) The field definition forwhich the allowed types should be - * returned, defaults to the current field. - * - * @return array - * A list of arrays keyed by the paragraph type machine name with the following properties. - * - label: The label of the paragraph type. - * - weight: The weight of the paragraph type. - */ - public function getAllowedTypes(FieldDefinitionInterface $field_definition = NULL) { - - $return_bundles = array(); - /** @var \Drupal\Core\Entity\EntityReferenceSelection\SelectionPluginManagerInterface $selection_manager */ - $selection_manager = \Drupal::service('plugin.manager.entity_reference_selection'); - $handler = $selection_manager->getSelectionHandler($field_definition ?: $this->fieldDefinition); - if ($handler instanceof ParagraphSelection) { - $return_bundles = $handler->getSortedAllowedTypes(); - } - // Support for other reference types. - else { - $bundles = \Drupal::service('entity_type.bundle.info')->getBundleInfo($field_definition ? $field_definition->getSetting('target_type') : $this->fieldDefinition->getSetting('target_type')); - $weight = 0; - foreach ($bundles as $machine_name => $bundle) { - if (!count($this->getSelectionHandlerSetting('target_bundles')) - || in_array($machine_name, $this->getSelectionHandlerSetting('target_bundles'))) { - - $return_bundles[$machine_name] = array( - 'label' => $bundle['label'], - 'weight' => $weight, - ); - - $weight++; - } - } - } - - - return $return_bundles; - } - - /** - * {@inheritdoc} - */ - public function formMultipleElements(FieldItemListInterface $items, array &$form, FormStateInterface $form_state) { - $field_name = $this->fieldDefinition->getName(); - $cardinality = $this->fieldDefinition->getFieldStorageDefinition()->getCardinality(); - $this->fieldParents = $form['#parents']; - $field_state = static::getWidgetState($this->fieldParents, $field_name, $form_state); - - $max = $field_state['items_count']; - $entity_type_manager = \Drupal::entityTypeManager(); - - // Consider adding a default paragraph for new host entities. - if ($max == 0 && $items->getEntity()->isNew()) { - $default_type = $this->getDefaultParagraphTypeMachineName(); - - // Checking if default_type is not none and if is allowed. - if ($default_type) { - // Place the default paragraph. - $target_type = $this->getFieldSetting('target_type'); - $paragraphs_entity = $entity_type_manager->getStorage($target_type)->create([ - 'type' => $default_type, - ]); - $field_state['selected_bundle'] = $default_type; - $display = EntityFormDisplay::collectRenderDisplay($paragraphs_entity, $this->getSetting('form_display_mode')); - $field_state['paragraphs'][0] = [ - 'entity' => $paragraphs_entity, - 'display' => $display, - 'mode' => 'edit', - 'original_delta' => 1 - ]; - $max = 1; - $field_state['items_count'] = $max; - } - } - - $this->realItemCount = $max; - $is_multiple = $this->fieldDefinition->getFieldStorageDefinition()->isMultiple(); - - $field_title = $this->fieldDefinition->getLabel(); - $description = FieldFilteredMarkup::create(\Drupal::token()->replace($this->fieldDefinition->getDescription())); - - $elements = array(); - $tabs = ''; - $this->fieldIdPrefix = implode('-', array_merge($this->fieldParents, array($field_name))); - $this->fieldWrapperId = Html::getUniqueId($this->fieldIdPrefix . '-add-more-wrapper'); - - // If the parent entity is paragraph add the nested class if not then add - // the perspective tabs. - $field_prefix = strtr($this->fieldIdPrefix, '_', '-'); - if (count($this->fieldParents) == 0) { - if ($items->getEntity()->getEntityTypeId() != 'paragraph') { - $tabs = ''; - } - } - if (count($this->fieldParents) > 0) { - if ($items->getEntity()->getEntityTypeId() === 'paragraph') { - $form['#attributes']['class'][] = 'paragraphs-nested'; - } - } - $elements['#prefix'] = '
' . $tabs; - $elements['#suffix'] = '
'; - - $field_state['ajax_wrapper_id'] = $this->fieldWrapperId; - // Persist the widget state so formElement() can access it. - static::setWidgetState($this->fieldParents, $field_name, $form_state, $field_state); - - $header_actions = $this->buildHeaderActions($field_state, $form_state); - if ($header_actions) { - $elements['header_actions'] = $header_actions; - // Add a weight element so we guaranty that header actions will stay in - // first row. We will use this later in - // paragraphs_preprocess_field_multiple_value_form(). - $elements['header_actions']['_weight'] = [ - '#type' => 'weight', - '#default_value' => -100, - ]; - } - - if (!empty($field_state['dragdrop'])) { - $elements['#attached']['library'][] = 'paragraphs/paragraphs-dragdrop'; - //$elements['dragdrop_mode']['#button_type'] = 'primary'; - $elements['dragdrop'] = $this->buildNestedParagraphsFoDragDrop($form_state, NULL, []); - return $elements; - } - - if ($max > 0) { - for ($delta = 0; $delta < $max; $delta++) { - - // Add a new empty item if it doesn't exist yet at this delta. - if (!isset($items[$delta])) { - $items->appendItem(); - } - - // For multiple fields, title and description are handled by the wrapping - // table. - $element = array( - '#title' => $is_multiple ? '' : $field_title, - '#description' => $is_multiple ? '' : $description, - ); - $element = $this->formSingleElement($items, $delta, $element, $form, $form_state); - - if ($element) { - // Input field for the delta (drag-n-drop reordering). - if ($is_multiple) { - // We name the element '_weight' to avoid clashing with elements - // defined by widget. - $element['_weight'] = array( - '#type' => 'weight', - '#title' => $this->t('Weight for row @number', array('@number' => $delta + 1)), - '#title_display' => 'invisible', - // Note: this 'delta' is the FAPI #type 'weight' element's property. - '#delta' => $max, - '#default_value' => $items[$delta]->_weight ?: $delta, - '#weight' => 100, - ); - } - - // Access for the top element is set to FALSE only when the paragraph - // was removed. A paragraphs that a user can not edit has access on - // lower level. - if (isset($element['#access']) && !$element['#access']) { - $this->realItemCount--; - } - else { - $elements[$delta] = $element; - } - } - } - } - - $field_state = static::getWidgetState($this->fieldParents, $field_name, $form_state); - $field_state['real_item_count'] = $this->realItemCount; - $field_state['add_mode'] = $this->getSetting('add_mode'); - static::setWidgetState($this->fieldParents, $field_name, $form_state, $field_state); - - $elements += [ - '#element_validate' => [[$this, 'multipleElementValidate']], - '#required' => $this->fieldDefinition->isRequired(), - '#field_name' => $field_name, - '#cardinality' => $cardinality, - '#max_delta' => $max - 1, - ]; - - if ($this->realItemCount > 0) { - $elements += array( - '#theme' => 'field_multiple_value_form', - '#cardinality_multiple' => $is_multiple, - '#title' => $field_title, - '#description' => $description, - ); - - } - else { - $classes = $this->fieldDefinition->isRequired() ? ['form-required'] : []; - $elements += [ - '#type' => 'container', - '#theme_wrappers' => ['container'], - '#cardinality_multiple' => TRUE, - 'title' => [ - '#type' => 'html_tag', - '#tag' => 'strong', - '#value' => $field_title, - '#attributes' => ['class' => $classes], - ], - 'text' => [ - '#type' => 'container', - 'value' => [ - '#markup' => $this->t('No @title added yet.', ['@title' => $this->getSetting('title')]), - '#prefix' => '', - '#suffix' => '', - ] - ], - ]; - - if ($description) { - $elements['description'] = [ - '#type' => 'container', - 'value' => ['#markup' => $description], - '#attributes' => ['class' => ['description']], - ]; - } - } - - $host = $items->getEntity(); - $this->initIsTranslating($form_state, $host); - - if (($this->realItemCount < $cardinality || $cardinality == FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED) && !$form_state->isProgrammed() && !$this->isTranslating) { - $elements['add_more'] = $this->buildAddActions(); - } - - $elements['#attached']['library'][] = 'paragraphs/drupal.paragraphs.widget'; - - return $elements; - } - - /** - * {@inheritdoc} - */ - public function form(FieldItemListInterface $items, array &$form, FormStateInterface $form_state, $get_delta = NULL) { - $parents = $form['#parents']; - - // Identify the manage field settings default value form. - if (in_array('default_value_input', $parents, TRUE)) { - // Since the entity is not reusable neither cloneable, having a default - // value is not supported. - return ['#markup' => $this->t('No widget available for: %label.', ['%label' => $items->getFieldDefinition()->getLabel()])]; - } - - return parent::form($items, $form, $form_state, $get_delta); - } - - /** - * Returns a list of child paragraphs for a given field to loop over. - * - * @param \Drupal\Core\Form\FormStateInterface $form_state - * The form state. - * @param string $field_name - * The field name for which to find child paragraphs. - * @param \Drupal\paragraphs\ParagraphInterface $paragraph - * The current paragraph. - * @param array $array_parents - * The current field parent structure. - * - * @return \Drupal\paragraphs\Entity\Paragraph[] - * Child paragraphs. - */ - protected function getChildParagraphs(FormStateInterface $form_state, $field_name, ParagraphInterface $paragraph = NULL, array $array_parents = []) { - - // Convert the parents structure which only includes field names and delta - // to the full storage array key which includes a prefix and a subform. - $full_parents_key = ['field_storage', '#parents']; - foreach ($array_parents as $i => $parent) { - $full_parents_key[] = $parent; - if ($i % 2) { - $full_parents_key[] = 'subform'; - } - } - - $current_parents = array_merge($full_parents_key, ['#fields', $field_name]); - $child_field_state = NestedArray::getValue($form_state->getStorage(), $current_parents); - $entities = []; - if ($child_field_state && isset($child_field_state['paragraphs'])) { - // Fetch the paragraphs from the field state. Use the original delta - // to get the right position. Also reorder the paragraphs in the widget - // state accordingly. - $new_widget_paragraphs = []; - foreach ($child_field_state['paragraphs'] as $child_delta => $child_field_item_state) { - $entities[array_search($child_delta, $child_field_state['original_deltas'])] = $child_field_item_state['entity']; - $new_widget_paragraphs[array_search($child_delta, $child_field_state['original_deltas'])] = $child_field_item_state; - } - ksort($entities); - - // Set the orderd paragraphs into the widget state and reset original - // deltas. - ksort($new_widget_paragraphs); - $child_field_state['paragraphs'] = $new_widget_paragraphs; - $child_field_state['original_deltas'] = range(0, count($child_field_state['paragraphs']) - 1); - NestedArray::setValue($form_state->getStorage(), $current_parents, $child_field_state); - } - elseif ($paragraph) { - // If there is no field state, return the paragraphs directly from the - // entity. - foreach ($paragraph->get($field_name) as $child_delta => $item) { - if ($item->entity) { - $entities[$child_delta] = $item->entity; - } - } - } - - return $entities; - } - - /** - * Builds the nested drag and drop structure. - * - * @param \Drupal\Core\Form\FormStateInterface $form_state - * The form state. - * @param \Drupal\paragraphs\ParagraphInterface|null $paragraph - * The parent paragraph, NULL for the initial call. - * @param string[] $array_parents - * The array parents for nested paragraphs. - * - * @return array - * The built form structure. - */ - protected function buildNestedParagraphsFoDragDrop(FormStateInterface $form_state, ParagraphInterface $paragraph = NULL, array $array_parents = []) { - // Look for nested elements. - $elements = []; - $field_definitions = []; - if ($paragraph) { - foreach ($paragraph->getFieldDefinitions() as $child_field_name => $field_definition) { - /** @var \Drupal\Core\Field\FieldDefinitionInterface $field_definition */ - if ($field_definition->getType() == 'entity_reference_revisions' && $field_definition->getSetting('target_type') == 'paragraph') { - $field_definitions[$child_field_name] = $field_definition; - } - } - } - else { - $field_definitions = [$this->fieldDefinition->getName() => $this->fieldDefinition]; - } - - /** @var \Drupal\Core\Field\FieldDefinitionInterface $field_definition */ - foreach ($field_definitions as $child_field_name => $field_definition) { - $child_path = implode('][', array_merge($array_parents, [$child_field_name])); - $cardinality = $field_definition->getFieldStorageDefinition()->getCardinality(); - $allowed_types = implode(array_keys($this->getAllowedTypes($field_definition)), ','); - $elements[$child_field_name] = [ - '#type' => 'container', - '#attributes' => ['class' => ['paragraphs-dragdrop-wrapper']], - ]; - - // Only show a field label if there is more than one paragraph field. - $label = count($field_definitions) > 1 || !$paragraph ? '' : ''; - - $elements[$child_field_name]['list'] = [ - '#type' => 'markup', - '#prefix' => $label . '', - ]; - - /** @var \Drupal\paragraphs\Entity\Paragraph $child_paragraph */ - foreach ($this->getChildParagraphs($form_state, $child_field_name, $paragraph, $array_parents) as $child_delta => $child_paragraph) { - $element = []; - $element['top'] = [ - '#type' => 'container', - '#attributes' => ['class' => ['paragraphs-summary-wrapper']], - ]; - $element['top']['paragraph_summary']['type'] = [ - '#markup' => '' . $child_paragraph->getParagraphType()->label() . '', - ]; - - // We name the element '_weight' to avoid clashing with elements - // defined by widget. - $element['_weight'] = array( - '#type' => 'hidden', - '#default_value' => $child_delta, - '#attributes' => [ - 'class' => ['paragraphs-dragdrop__weight'], - ] - ); - - $element['_path'] = [ - '#type' => 'hidden', - '#title' => $this->t('Current path for @number', ['@number' => $delta = 1]), - '#title_display' => 'invisible', - '#default_value' => $child_path, - '#attributes' => [ - 'class' => ['paragraphs-dragdrop__path'], - ] - ]; - - $summary_options = []; - - $element['#prefix'] = '
  •  
    '; - $element['#suffix'] = '
    • '; - $child_array_parents = array_merge($array_parents, [$child_field_name, $child_delta]); - - if ($child_elements = $this->buildNestedParagraphsFoDragDrop($form_state, $child_paragraph, $child_array_parents)) { - $element['dragdrop'] = $child_elements; - - // Set the depth limit to 0 to avoid displaying a summary for the - // children. - $summary_options['depth_limit'] = 0; - } - - $element['top']['summary']['fields_info'] = [ - '#markup' => $child_paragraph->getSummary($summary_options), - '#prefix' => '
    ', - '#suffix' => '
    ', - ]; - - $elements[$child_field_name]['list'][$child_delta] = $element; - } - } - return $elements; - } - - /** - * Add 'add more' button, if not working with a programmed form. - * - * @return array - * The form element array. - */ - protected function buildAddActions() { - if (count($this->getAccessibleOptions()) === 0) { - if (count($this->getAllowedTypes()) === 0) { - $add_more_elements['info'] = $this->createMessage($this->t('You are not allowed to add any of the @title types.', ['@title' => $this->getSetting('title')])); - } - else { - $add_more_elements['info'] = $this->createMessage($this->t('You did not add any @title types yet.', ['@title' => $this->getSetting('title')])); - } - - return $add_more_elements; - } - - if (in_array($this->getSetting('add_mode'), ['button', 'dropdown', 'modal'])) { - return $this->buildButtonsAddMode(); - } - - return $this->buildSelectAddMode(); - } - - /** - * Returns the available paragraphs type. - * - * @return array - * Available paragraphs types. - */ - protected function getAccessibleOptions() { - if ($this->accessOptions !== NULL) { - return $this->accessOptions; - } - - $entity_type_manager = \Drupal::entityTypeManager(); - $target_type = $this->getFieldSetting('target_type'); - $bundles = $this->getAllowedTypes(); - $access_control_handler = $entity_type_manager->getAccessControlHandler($target_type); - $dragdrop_settings = $this->getSelectionHandlerSetting('target_bundles_drag_drop'); - - foreach ($bundles as $machine_name => $bundle) { - if ($dragdrop_settings || (!count($this->getSelectionHandlerSetting('target_bundles')) - || in_array($machine_name, $this->getSelectionHandlerSetting('target_bundles')))) { - if ($access_control_handler->createAccess($machine_name)) { - $this->accessOptions[$machine_name] = $bundle['label']; - } - } - } - - return $this->accessOptions; - } - - /** - * Helper to create a paragraph UI message. - * - * @param string $message - * Message text. - * @param string $type - * Message type. - * - * @return array - * Render array of message. - */ - public function createMessage($message, $type = 'warning') { - return [ - '#type' => 'container', - '#markup' => $message, - '#attributes' => ['class' => ['messages', 'messages--' . $type]], - ]; - } - - /** - * Expand button base array into a paragraph widget action button. - * - * @param array $button_base - * Button base render array. - * - * @return array - * Button render array. - */ - public static function expandButton(array $button_base) { - // Do not expand elements that do not have submit handler. - if (empty($button_base['#submit'])) { - return $button_base; - } - - $button = $button_base + [ - '#type' => 'submit', - '#theme_wrappers' => ['input__submit__paragraph_action'], - ]; - - // Html::getId will give us '-' char in name but we want '_' for now so - // we use strtr to search&replace '-' to '_'. - $button['#name'] = strtr(Html::getId($button_base['#name']), '-', '_'); - $button['#id'] = Html::getUniqueId($button['#name']); - - if (isset($button['#ajax'])) { - $button['#ajax'] += [ - 'effect' => 'fade', - // Since a normal throbber is added inline, this has the potential to - // break a layout if the button is located in dropbuttons. Instead, - // it's safer to just show the fullscreen progress element instead. - 'progress' => ['type' => 'fullscreen'], - ]; - } - - return $button; - } - - /** - * Get common submit element information for processing ajax submit handlers. - * - * @param array $form - * Form array. - * @param FormStateInterface $form_state - * Form state object. - * @param int $position - * Position of triggering element. - * - * @return array - * Submit element information. - */ - public static function getSubmitElementInfo(array $form, FormStateInterface $form_state, $position = ParagraphsWidget::ACTION_POSITION_BASE) { - $submit['button'] = $form_state->getTriggeringElement(); - - // Go up in the form, to the widgets container. - if ($position == ParagraphsWidget::ACTION_POSITION_BASE) { - $submit['element'] = NestedArray::getValue($form, array_slice($submit['button']['#array_parents'], 0, -2)); - } - if ($position == ParagraphsWidget::ACTION_POSITION_HEADER) { - $submit['element'] = NestedArray::getValue($form, array_slice($submit['button']['#array_parents'], 0, -3)); - } - elseif ($position == ParagraphsWidget::ACTION_POSITION_ACTIONS) { - $submit['element'] = NestedArray::getValue($form, array_slice($submit['button']['#array_parents'], 0, -5)); - $delta = array_slice($submit['button']['#array_parents'], -5, -4); - $submit['delta'] = $delta[0]; - } - - $submit['field_name'] = $submit['element']['#field_name']; - $submit['parents'] = $submit['element']['#field_parents']; - - // Get widget state. - $submit['widget_state'] = static::getWidgetState($submit['parents'], $submit['field_name'], $form_state); - - return $submit; - } - - /** - * Build drop button. - * - * @param array $elements - * Elements for drop button. - * - * @return array - * Drop button array. - */ - protected function buildDropbutton(array $elements = []) { - $build = [ - '#type' => 'container', - '#attributes' => ['class' => ['paragraphs-dropbutton-wrapper']], - ]; - - $operations = []; - // Because we are cloning the elements into title sub element we need to - // sort children first. - foreach (Element::children($elements, TRUE) as $child) { - // Clone the element as an operation. - $operations[$child] = ['title' => $elements[$child]]; - - // Flag the original element as printed so it doesn't render twice. - $elements[$child]['#printed'] = TRUE; - } - - $build['operations'] = [ - '#type' => 'paragraph_operations', - // Even though operations are run through the "links" element type, the - // theme system will render any render array passed as a link "title". - '#links' => $operations, - ]; - - return $build + $elements; - } - - /** - * Builds dropdown button for adding new paragraph. - * - * @return array - * The form element array. - */ - protected function buildButtonsAddMode() { - $options = $this->getAccessibleOptions(); - $add_mode = $this->getSetting('add_mode'); - $paragraphs_type_storage = \Drupal::entityTypeManager()->getStorage('paragraphs_type'); - - // Build the buttons. - $add_more_elements = []; - foreach ($options as $machine_name => $label) { - $button_key = 'add_more_button_' . $machine_name; - $add_more_elements[$button_key] = $this->expandButton([ - '#type' => 'submit', - '#name' => $this->fieldIdPrefix . '_' . $machine_name . '_add_more', - '#value' => $add_mode == 'modal' ? $label : $this->t('Add @type', ['@type' => $label]), - '#attributes' => ['class' => ['field-add-more-submit']], - '#limit_validation_errors' => [array_merge($this->fieldParents, [$this->fieldDefinition->getName(), 'add_more'])], - '#submit' => [[get_class($this), 'addMoreSubmit']], - '#ajax' => [ - 'callback' => [get_class($this), 'addMoreAjax'], - 'wrapper' => $this->fieldWrapperId, - ], - '#bundle_machine_name' => $machine_name, - ]); - - if ($add_mode === 'modal' && $icon_url = $paragraphs_type_storage->load($machine_name)->getIconUrl()) { - $add_more_elements[$button_key]['#attributes']['style'] = 'background-image: url(' . $icon_url . ');'; - } - } - - // Determine if buttons should be rendered as dropbuttons. - if (count($options) > 1 && $add_mode == 'dropdown') { - $add_more_elements = $this->buildDropbutton($add_more_elements); - $add_more_elements['#suffix'] = $this->t('to %type', ['%type' => $this->fieldDefinition->getLabel()]); - } - elseif ($add_mode == 'modal') { - $this->buildModalAddForm($add_more_elements); - $add_more_elements['add_modal_form_area']['#suffix'] = $this->t('to %type', ['%type' => $this->fieldDefinition->getLabel()]); - } - $add_more_elements['#weight'] = 1; - - return $add_more_elements; - } - - /** - * Builds list of actions based on paragraphs type. - * - * @return array - * The form element array. - */ - protected function buildSelectAddMode() { - $field_name = $this->fieldDefinition->getName(); - $field_title = $this->fieldDefinition->getLabel(); - $setting_title = $this->getSetting('title'); - $add_more_elements['add_more_select'] = [ - '#type' => 'select', - '#options' => $this->getAccessibleOptions(), - '#title' => $this->t('@title type', ['@title' => $setting_title]), - '#label_display' => 'hidden', - ]; - - $text = $this->t('Add @title', ['@title' => $setting_title]); - - if ($this->realItemCount > 0) { - $text = $this->t('Add another @title', ['@title' => $setting_title]); - } - - $add_more_elements['add_more_button'] = [ - '#type' => 'submit', - '#name' => strtr($this->fieldIdPrefix, '-', '_') . '_add_more', - '#value' => $text, - '#attributes' => ['class' => ['field-add-more-submit']], - '#limit_validation_errors' => [array_merge($this->fieldParents, [$field_name, 'add_more'])], - '#submit' => [[get_class($this), 'addMoreSubmit']], - '#ajax' => [ - 'callback' => [get_class($this), 'addMoreAjax'], - 'wrapper' => $this->fieldWrapperId, - 'effect' => 'fade', - ], - ]; - - $add_more_elements['add_more_button']['#suffix'] = $this->t(' to %type', ['%type' => $field_title]); - return $add_more_elements; - } - - /** - * {@inheritdoc} - */ - public static function addMoreAjax(array $form, FormStateInterface $form_state) { - $submit = ParagraphsWidget::getSubmitElementInfo($form, $form_state); - $element = $submit['element']; - - // Add a DIV around the delta receiving the Ajax effect. - $delta = $submit['element']['#max_delta']; - $element[$delta]['#prefix'] = '
    ' . (isset($element[$delta]['#prefix']) ? $element[$delta]['#prefix'] : ''); - $element[$delta]['#suffix'] = (isset($element[$delta]['#suffix']) ? $element[$delta]['#suffix'] : '') . '
    '; - - return $element; - } - - /** - * Ajax callback for all actions. - */ - public static function allActionsAjax(array $form, FormStateInterface $form_state) { - $submit = ParagraphsWidget::getSubmitElementInfo($form, $form_state, ParagraphsWidget::ACTION_POSITION_HEADER); - $element = $submit['element']; - - // Add a DIV around the delta receiving the Ajax effect. - $delta = $submit['element']['#max_delta']; - $element[$delta]['#prefix'] = '
    ' . (isset($element[$delta]['#prefix']) ? $element[$delta]['#prefix'] : ''); - $element[$delta]['#suffix'] = (isset($element[$delta]['#suffix']) ? $element[$delta]['#suffix'] : '') . '
    '; - - return $element; - } - - /** - * {@inheritdoc} - */ - public static function addMoreSubmit(array $form, FormStateInterface $form_state) { - $submit = ParagraphsWidget::getSubmitElementInfo($form, $form_state); - - if ($submit['widget_state']['real_item_count'] < $submit['element']['#cardinality'] || $submit['element']['#cardinality'] == FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED) { - $submit['widget_state']['items_count']++; - } - - if (isset($submit['button']['#bundle_machine_name'])) { - $submit['widget_state']['selected_bundle'] = $submit['button']['#bundle_machine_name']; - } - else { - $submit['widget_state']['selected_bundle'] = $submit['element']['add_more']['add_more_select']['#value']; - } - - $submit['widget_state'] = static::autocollapse($submit['widget_state']); - - static::setWidgetState($submit['parents'], $submit['field_name'], $form_state, $submit['widget_state']); - - $form_state->setRebuild(); - } - - /** - * Creates a duplicate of the paragraph entity. - */ - public static function duplicateSubmit(array $form, FormStateInterface $form_state) { - $button = $form_state->getTriggeringElement(); - // Go one level up in the form, to the widgets container. - $element = NestedArray::getValue($form, array_slice($button['#array_parents'], 0, -5)); - $field_name = $element['#field_name']; - $parents = $element['#field_parents']; - - // Inserting new element in the array. - $widget_state = static::getWidgetState($parents, $field_name, $form_state); - - // Map the button delta to the actual delta. - $original_button_delta = $button['#delta']; - $current_button_delta = array_search($button['#delta'], $widget_state['original_deltas']); - - $widget_state['items_count']++; - $widget_state['real_item_count']++; - - // Initialize the new original delta map with the new entry. - $new_original_deltas = [ - $current_button_delta + 1 => count($widget_state['original_deltas']), - ]; - - $user_input = NestedArray::getValue($form_state->getUserInput(), array_slice($button['#parents'], 0, -5)); - $user_input[count($widget_state['original_deltas'])]['_weight'] = $current_button_delta + 1; - - // Increase all original deltas bigger than the delta of the duplicated - // element by one. - foreach ($widget_state['original_deltas'] as $current_delta => $original_delta) { - $new_delta = $current_delta > $current_button_delta ? $current_delta + 1 : $current_delta; - $new_original_deltas[$new_delta] = $original_delta; - $user_input[$original_delta]['_weight'] = $new_delta; - } - $widget_state['original_deltas'] = $new_original_deltas; - /** @var \Drupal\Core\Entity\EntityInterface $entity */ - $entity = $widget_state['paragraphs'][$original_button_delta]['entity']; - - $widget_state = static::autocollapse($widget_state); - - // Check if the replicate module is enabled. - if (\Drupal::hasService('replicate.replicator')) { - $duplicate_entity = \Drupal::getContainer()->get('replicate.replicator')->replicateEntity($entity); - } - else { - $duplicate_entity = $entity->createDuplicate(); - } - // Create the duplicated paragraph and insert it below the original. - $widget_state['paragraphs'][] = [ - 'entity' => $duplicate_entity, - 'display' => $widget_state['paragraphs'][$original_button_delta]['display'], - 'mode' => 'edit', - ]; - - NestedArray::setValue($form_state->getUserInput(), array_slice($button['#parents'], 0, -5), $user_input); - static::setWidgetState($parents, $field_name, $form_state, $widget_state); - $form_state->setRebuild(); - } - - public static function paragraphsItemSubmit(array $form, FormStateInterface $form_state) { - $submit = ParagraphsWidget::getSubmitElementInfo($form, $form_state, ParagraphsWidget::ACTION_POSITION_ACTIONS); - - $new_mode = $submit['button']['#paragraphs_mode']; - - if ($new_mode === 'edit') { - $submit['widget_state'] = static::autocollapse($submit['widget_state']); - } - - $submit['widget_state']['paragraphs'][$submit['delta']]['mode'] = $new_mode; - - if (!empty($submit['button']['#paragraphs_show_warning'])) { - $submit['widget_state']['paragraphs'][$submit['delta']]['show_warning'] = $submit['button']['#paragraphs_show_warning']; - } - - static::setWidgetState($submit['parents'], $submit['field_name'], $form_state, $submit['widget_state']); - - $form_state->setRebuild(); - } - - public static function itemAjax(array $form, FormStateInterface $form_state) { - $submit = ParagraphsWidget::getSubmitElementInfo($form, $form_state, ParagraphsWidget::ACTION_POSITION_ACTIONS); - - $submit['element']['#prefix'] = '
    ' . (isset($submit['element']['#prefix']) ? $submit['element']['#prefix'] : ''); - $submit['element']['#suffix'] = (isset($submit['element']['#suffix']) ? $submit['element']['#suffix'] : '') . '
    '; - - return $submit['element']; - } - - /** - * Sets the form mode accordingly. - * - * @param array $form - * An associate array containing the structure of the form. - * @param \Drupal\Core\Form\FormStateInterface $form_state - * The current state of the form. - */ - public static function dragDropModeSubmit(array $form, FormStateInterface $form_state) { - $submit = ParagraphsWidget::getSubmitElementInfo($form, $form_state, ParagraphsWidget::ACTION_POSITION_HEADER); - - if (empty($submit['widget_state']['dragdrop'])) { - $submit['widget_state']['dragdrop'] = TRUE; - } - else { - $submit['widget_state']['dragdrop'] = FALSE; - } - - // Make sure that flag that we already reordered is unset when the mode is - // switched. - unset($submit['widget_state']['reordered']); - - // Switch the form mode accordingly. - static::setWidgetState($submit['parents'], $submit['field_name'], $form_state, $submit['widget_state']); - - $form_state->setRebuild(); - } - - - /** - * Reorder paragraphs. - * - * @param \Drupal\Core\Form\FormStateInterface $form_state - * The form state. - * @param $field_values_parents - * The field value parents. - */ - protected static function reorderParagraphs(FormStateInterface $form_state, $field_values_parents) { - $field_name = end($field_values_parents); - $field_values = NestedArray::getValue($form_state->getValues(), $field_values_parents); - $complete_field_storage = NestedArray::getValue( - $form_state->getStorage(), [ - 'field_storage', - '#parents' - ] - ); - $new_field_storage = $complete_field_storage; - - // Set a flag to prevent this from running twice, as the entity is built - // for validation as well as saving and would fail the second time as we - // already altered the field storage. - if (!empty($new_field_storage['#fields'][$field_name]['reordered'])) { - return; - } - $new_field_storage['#fields'][$field_name]['reordered'] = TRUE; - - // Clear out all current paragraphs keys in all nested paragraph widgets - // as there might be fewer than before or none in a certain widget. - $clear_paragraphs = function ($field_storage) use (&$clear_paragraphs) { - foreach ($field_storage as $key => $value) { - if ($key === '#fields') { - foreach ($value as $field_name => $widget_state) { - if (isset($widget_state['paragraphs'])) { - $field_storage['#fields'][$field_name]['paragraphs'] = []; - } - } - } - else { - $field_storage[$key] = $clear_paragraphs($field_storage[$key]); - } - } - return $field_storage; - }; - - // Only clear the current field and its children to avoid deleting - // paragraph references in other fields. - $new_field_storage['#fields'][$field_name]['paragraphs'] = []; - if (isset($new_field_storage[$field_name])) { - $new_field_storage[$field_name] = $clear_paragraphs($new_field_storage[$field_name]); - } - - $reorder_paragraphs = function ($reorder_values, $parents = [], FieldableEntityInterface $parent_entity = NULL) use ($complete_field_storage, &$new_field_storage, &$reorder_paragraphs) { - foreach ($reorder_values as $field_name => $values) { - foreach ($values['list'] as $delta => $item_values) { - $old_keys = array_merge( - $parents, [ - '#fields', - $field_name, - 'paragraphs', - $delta - ] - ); - $path = explode('][', $item_values['_path']); - $new_field_name = array_pop($path); - $key_parents = []; - foreach ($path as $i => $key) { - $key_parents[] = $key; - if ($i % 2 == 1) { - $key_parents[] = 'subform'; - } - } - $new_keys = array_merge( - $key_parents, [ - '#fields', - $new_field_name, - 'paragraphs', - $item_values['_weight'] - ] - ); - $key_exists = NULL; - $item_state = NestedArray::getValue($complete_field_storage, $old_keys, $key_exists); - if (!$key_exists && $parent_entity) { - // If key does not exist, then this parent widget was previously - // not expanded. This can only happen on nested levels. In that - // case, initialize a new item state and set the widget state to - // an empty array if it is not already set from an earlier item. - // If something else is placed there, it will be put in there, - // otherwise the widget will know that nothing is there anymore. - $item_state = [ - 'entity' => $parent_entity->get($field_name)->get($delta)->entity, - 'mode' => 'closed', - ]; - $widget_state_keys = array_slice($old_keys, 0, count($old_keys) - 2); - if (!NestedArray::getValue($new_field_storage, $widget_state_keys)) { - NestedArray::setValue($new_field_storage, $widget_state_keys, ['paragraphs' => []]); - } - } - - // Ensure the referenced paragraph will be saved. - $item_state['entity']->setNeedsSave(TRUE); - - NestedArray::setValue($new_field_storage, $new_keys, $item_state); - if (isset($item_values['dragdrop'])) { - $reorder_paragraphs( - $item_values['dragdrop'], array_merge( - $parents, [ - $field_name, - $delta, - 'subform' - ] - ), $item_state['entity'] - ); - } - } - } - }; - $reorder_paragraphs($field_values['dragdrop']); - - // Recalculate original deltas. - $recalculate_original_deltas = function ($field_storage, ContentEntityInterface $parent_entity) use (&$recalculate_original_deltas) { - if (isset($field_storage['#fields'])) { - foreach ($field_storage['#fields'] as $field_name => $widget_state) { - if (isset($widget_state['paragraphs'])) { - - // If the parent field does not exist but we have paragraphs in - // widget state, something went wrong and we have a mismatch. - // Throw an exception. - if (!$parent_entity->hasField($field_name) && !empty($widget_state['paragraphs'])) { - throw new \LogicException('Reordering paragraphs resulted in paragraphs on non-existing field ' . $field_name . ' on parent entity ' . $parent_entity->getEntityTypeId() . '/' . $parent_entity->id()); - } - - // Sort the paragraphs by key so that they will be assigned to - // the entity in the right order. Reset the deltas. - ksort($widget_state['paragraphs']); - $widget_state['paragraphs'] = array_values($widget_state['paragraphs']); - - $original_deltas = range(0, count($widget_state['paragraphs']) - 1); - $field_storage['#fields'][$field_name]['original_deltas'] = $original_deltas; - $field_storage['#fields'][$field_name]['items_count'] = count($widget_state['paragraphs']); - $field_storage['#fields'][$field_name]['real_item_count'] = count($widget_state['paragraphs']); - - // Update the parent entity and point to the new children, if the - // parent field does not exist, we also have no paragraphs, so - // we can just skip this, this is a dead leaf after re-ordering. - // @todo Clean this up somehow? - if ($parent_entity->hasField($field_name)) { - $parent_entity->set($field_name, array_column($widget_state['paragraphs'], 'entity')); - - // Next process that field recursively. - foreach (array_keys($widget_state['paragraphs']) as $delta) { - if (isset($field_storage[$field_name][$delta]['subform'])) { - $field_storage[$field_name][$delta]['subform'] = $recalculate_original_deltas($field_storage[$field_name][$delta]['subform'], $parent_entity->get($field_name)->get($delta)->entity); - } - } - } - - } - } - } - return $field_storage; - }; - - $parent_entity = $form_state->getFormObject()->getEntity(); - $new_field_storage = $recalculate_original_deltas($new_field_storage, $parent_entity); - - $form_state->set(['field_storage', '#parents'], $new_field_storage); - } - - /** - * Ajax callback for the dragdrop mode. - * - * @param array $form - * An associate array containing the structure of the form. - * @param \Drupal\Core\Form\FormStateInterface $form_state - * The current state of the form. - * - * @return array - * The container form element. - */ - public static function dragDropModeAjax(array $form, FormStateInterface $form_state) { - $submit = ParagraphsWidget::getSubmitElementInfo($form, $form_state, ParagraphsWidget::ACTION_POSITION_HEADER); - - $submit['element']['#prefix'] = '
    ' . (isset($submit['element']['#prefix']) ? $submit['element']['#prefix'] : ''); - $submit['element']['#suffix'] = (isset($submit['element']['#suffix']) ? $submit['element']['#suffix'] : '') . '
    '; - - return $submit['element']; - } - - /** - * Returns the value of a setting for the entity reference selection handler. - * - * @param string $setting_name - * The setting name. - * - * @return mixed - * The setting value. - */ - protected function getSelectionHandlerSetting($setting_name) { - $settings = $this->getFieldSetting('handler_settings'); - return isset($settings[$setting_name]) ? $settings[$setting_name] : NULL; - } - - /** - * {@inheritdoc} - */ - public function elementValidate($element, FormStateInterface $form_state, $form) { - $field_name = $this->fieldDefinition->getName(); - $widget_state = static::getWidgetState($element['#field_parents'], $field_name, $form_state); - $delta = $element['#delta']; - - if (isset($widget_state['paragraphs'][$delta]['entity'])) { - /** @var \Drupal\paragraphs\ParagraphInterface $paragraphs_entity */ - $entity = $widget_state['paragraphs'][$delta]['entity']; - - /** @var \Drupal\Core\Entity\Display\EntityFormDisplayInterface $display */ - $display = $widget_state['paragraphs'][$delta]['display']; - - if ($widget_state['paragraphs'][$delta]['mode'] == 'edit') { - // Extract the form values on submit for getting the current paragraph. - $display->extractFormValues($entity, $element['subform'], $form_state); - $display->validateFormValues($entity, $element['subform'], $form_state); - - // Validate all enabled behavior plugins. - $paragraphs_type = $entity->getParagraphType(); - if (\Drupal::currentUser()->hasPermission('edit behavior plugin settings')) { - foreach ($paragraphs_type->getEnabledBehaviorPlugins() as $plugin_id => $plugin_values) { - $subform_state = SubformState::createForSubform($element['behavior_plugins'][$plugin_id], $form_state->getCompleteForm(), $form_state); - $plugin_values->validateBehaviorForm($entity, $element['behavior_plugins'][$plugin_id], $subform_state); - } - } - } - } - - static::setWidgetState($element['#field_parents'], $field_name, $form_state, $widget_state); - } - - /** - * {@inheritdoc} - */ - public function flagErrors(FieldItemListInterface $items, ConstraintViolationListInterface $violations, array $form, FormStateInterface $form_state) { - $field_name = $this->fieldDefinition->getName(); - - $field_state = static::getWidgetState($form['#parents'], $field_name, $form_state); - - // In dragdrop mode, validation errors can not be mapped to form elements, - // add them on the top level widget element. - if (!empty($field_state['dragdrop'])) { - if ($violations->count()) { - $element = NestedArray::getValue($form_state->getCompleteForm(), $field_state['array_parents']); - foreach ($violations as $violation) { - $form_state->setError($element, $violation->getMessage()); - } - } - } - else { - return parent::flagErrors($items, $violations, $form, $form_state); - } - } - - /** - * Special handling to validate form elements with multiple values. - * - * @param array $elements - * An associative array containing the substructure of the form to be - * validated in this call. - * @param \Drupal\Core\Form\FormStateInterface $form_state - * The current state of the form. - * @param array $form - * The complete form array. - */ - public function multipleElementValidate(array $elements, FormStateInterface $form_state, array $form) { - $field_name = $this->fieldDefinition->getName(); - $widget_state = static::getWidgetState($elements['#field_parents'], $field_name, $form_state); - - if ($elements['#required'] && $widget_state['real_item_count'] < 1) { - $form_state->setError($elements, t('@name field is required.', ['@name' => $this->fieldDefinition->getLabel()])); - } - - static::setWidgetState($elements['#field_parents'], $field_name, $form_state, $widget_state); - } - - /** - * {@inheritdoc} - */ - public function massageFormValues(array $values, array $form, FormStateInterface $form_state) { - $field_name = $this->fieldDefinition->getName(); - $widget_state = static::getWidgetState($form['#parents'], $field_name, $form_state); - $element = NestedArray::getValue($form_state->getCompleteForm(), $widget_state['array_parents']); - - if (!empty($widget_state['dragdrop'])) { - $path = array_merge($form['#parents'], array($field_name)); - static::reorderParagraphs($form_state, $path); - - // After re-ordering, get the updated widget state. - $widget_state = static::getWidgetState($form['#parents'], $field_name, $form_state); - - // Re-create values based on current widget state. - $values = []; - foreach ($widget_state['paragraphs'] as $delta => $paragraph_state) { - $values[$delta]['entity'] = $paragraph_state['entity']; - } - return $values; - } - - foreach ($values as $delta => &$item) { - if (isset($widget_state['paragraphs'][$item['_original_delta']]['entity']) - && $widget_state['paragraphs'][$item['_original_delta']]['mode'] != 'remove') { - /** @var \Drupal\paragraphs\ParagraphInterface $paragraphs_entity */ - $paragraphs_entity = $widget_state['paragraphs'][$item['_original_delta']]['entity']; - - /** @var \Drupal\Core\Entity\Display\EntityFormDisplayInterface $display */ - $display = $widget_state['paragraphs'][$item['_original_delta']]['display']; - if ($widget_state['paragraphs'][$item['_original_delta']]['mode'] == 'edit') { - $display->extractFormValues($paragraphs_entity, $element[$item['_original_delta']]['subform'], $form_state); - } - // A content entity form saves without any rebuild. It needs to set the - // language to update it in case of language change. - $langcode_key = $paragraphs_entity->getEntityType()->getKey('langcode'); - if ($paragraphs_entity->get($langcode_key)->value != $form_state->get('langcode')) { - // If a translation in the given language already exists, switch to - // that. If there is none yet, update the language. - if ($paragraphs_entity->hasTranslation($form_state->get('langcode'))) { - $paragraphs_entity = $paragraphs_entity->getTranslation($form_state->get('langcode')); - } - else { - $paragraphs_entity->set($langcode_key, $form_state->get('langcode')); - } - } - if (isset($item['behavior_plugins'])) { - // Submit all enabled behavior plugins. - $paragraphs_type = $paragraphs_entity->getParagraphType(); - foreach ($paragraphs_type->getEnabledBehaviorPlugins() as $plugin_id => $plugin_values) { - if (!isset($item['behavior_plugins'][$plugin_id])) { - $item['behavior_plugins'][$plugin_id] = []; - } - $original_delta = $item['_original_delta']; - if (isset($element[$original_delta]) && isset($element[$original_delta]['behavior_plugins'][$plugin_id]) && $form_state->getCompleteForm() && \Drupal::currentUser()->hasPermission('edit behavior plugin settings')) { - $subform_state = SubformState::createForSubform($element[$original_delta]['behavior_plugins'][$plugin_id], $form_state->getCompleteForm(), $form_state); - if (isset($item['behavior_plugins'][$plugin_id])) { - $plugin_values->submitBehaviorForm($paragraphs_entity, $item['behavior_plugins'][$plugin_id], $subform_state); - } - } - } - } - - $paragraphs_entity->setNeedsSave(TRUE); - $item['entity'] = $paragraphs_entity; - $item['target_id'] = $paragraphs_entity->id(); - $item['target_revision_id'] = $paragraphs_entity->getRevisionId(); - } - // If our mode is remove don't save or reference this entity. - // @todo: Maybe we should actually delete it here? - elseif (isset($widget_state['paragraphs'][$item['_original_delta']]['mode']) && $widget_state['paragraphs'][$item['_original_delta']]['mode'] == 'remove') { - $item['target_id'] = NULL; - $item['target_revision_id'] = NULL; - } - } - return $values; - } - - /** - * {@inheritdoc} - */ - public function extractFormValues(FieldItemListInterface $items, array $form, FormStateInterface $form_state) { - // Filter possible empty items. - $items->filterEmptyItems(); - - // Remove buttons from header actions. - $field_name = $this->fieldDefinition->getName(); - $path = array_merge($form['#parents'], array($field_name)); - $form_state_variables = $form_state->getValues(); - $key_exists = NULL; - $values = NestedArray::getValue($form_state_variables, $path, $key_exists); - - if ($key_exists) { - unset($values['header_actions']); - - NestedArray::setValue($form_state_variables, $path, $values); - $form_state->setValues($form_state_variables); - } - - return parent::extractFormValues($items, $form, $form_state); - } - - /** - * Initializes the translation form state. - * - * @param \Drupal\Core\Form\FormStateInterface $form_state - * @param \Drupal\Core\Entity\ContentEntityInterface $host - */ - protected function initIsTranslating(FormStateInterface $form_state, ContentEntityInterface $host) { - if ($this->isTranslating != NULL) { - return; - } - $this->isTranslating = FALSE; - if (!$host->isTranslatable()) { - return; - } - if (!$host->getEntityType()->hasKey('default_langcode')) { - return; - } - $default_langcode_key = $host->getEntityType()->getKey('default_langcode'); - if (!$host->hasField($default_langcode_key)) { - return; - } - - if (!empty($form_state->get('content_translation'))) { - // Adding a language through the ContentTranslationController. - $this->isTranslating = TRUE; - } - if ($host->hasTranslation($form_state->get('langcode')) && $host->getTranslation($form_state->get('langcode'))->get($default_langcode_key)->value == 0) { - // Editing a translation. - $this->isTranslating = TRUE; - } - } - - /** - * After-build callback for removing the translatability clue from the widget. - * - * If the fields on the paragraph type are translatable, - * ContentTranslationHandler::addTranslatabilityClue()adds an - * "(all languages)" suffix to the widget title. That suffix is incorrect and - * is being removed by this method using a #after_build on the field widget. - * - * @param array $element - * @param \Drupal\Core\Form\FormStateInterface $form_state - * - * @return array - */ - public static function removeTranslatabilityClue(array $element, FormStateInterface $form_state) { - // Widgets could have multiple elements with their own titles, so remove the - // suffix if it exists, do not recurse lower than this to avoid going into - // nested paragraphs or similar nested field types. - $suffix = ' (' . t('all languages') . ')'; - if (isset($element['#title']) && strpos($element['#title'], $suffix)) { - $element['#title'] = str_replace($suffix, '', $element['#title']); - } - // Loop over all widget deltas. - foreach (Element::children($element) as $delta) { - if (isset($element[$delta]['#title']) && strpos($element[$delta]['#title'], $suffix)) { - $element[$delta]['#title'] = str_replace($suffix, '', $element[$delta]['#title']); - } - // Loop over all form elements within the current delta. - foreach (Element::children($element[$delta]) as $field) { - if (isset($element[$delta][$field]['#title']) && strpos($element[$delta][$field]['#title'], $suffix)) { - $element[$delta][$field]['#title'] = str_replace($suffix, '', $element[$delta][$field]['#title']); - } - } - } - return $element; - } - - /** - * Returns the default paragraph type. - * - * @return string - * Label name for default paragraph type. - */ - protected function getDefaultParagraphTypeLabelName() { - if ($this->getDefaultParagraphTypeMachineName() !== NULL) { - $allowed_types = $this->getAllowedTypes(); - return $allowed_types[$this->getDefaultParagraphTypeMachineName()]['label']; - } - - return NULL; - } - - /** - * Returns the machine name for default paragraph type. - * - * @return string - * Machine name for default paragraph type. - */ - protected function getDefaultParagraphTypeMachineName() { - $default_type = $this->getSetting('default_paragraph_type'); - $allowed_types = $this->getAllowedTypes(); - if ($default_type && isset($allowed_types[$default_type])) { - return $default_type; - } - // Check if the user explicitly selected not to have any default Paragraph - // type. Othewise, if there is only one type available, that one is the - // default. - if ($default_type === '_none') { - return NULL; - } - if (count($allowed_types) === 1) { - return key($allowed_types); - } - - return NULL; - } - - /** - * Counts the number of paragraphs in a certain mode in a form substructure. - * - * @param array $widget_state - * The widget state for the form substructure containing information about - * the paragraphs within. - * @param string $mode - * The mode to look for. - * - * @return int - * The number of paragraphs is the given mode. - */ - protected function getNumberOfParagraphsInMode(array $widget_state, $mode) { - if (!isset($widget_state['paragraphs'])) { - return 0; - } - - $paragraphs_count = 0; - foreach ($widget_state['paragraphs'] as $paragraph) { - if ($paragraph['mode'] == $mode) { - $paragraphs_count++; - } - } - - return $paragraphs_count; - } - - /** - * {@inheritdoc} - */ - public static function isApplicable(FieldDefinitionInterface $field_definition) { - $target_type = $field_definition->getSetting('target_type'); - $paragraph_type = \Drupal::entityTypeManager()->getDefinition($target_type); - if ($paragraph_type) { - return $paragraph_type->entityClassImplements(ParagraphInterface::class); - } - - return FALSE; - } - - /** - * Builds header actions. - * - * @param array[] $field_state - * Field widget state. - * @param \Drupal\Core\Form\FormStateInterface $form_state - * Current form state. - * - * @return array[] - * The form element array. - */ - public function buildHeaderActions(array $field_state, FormStateInterface $form_state) { - $actions = []; - if (empty($this->fieldParents)) { - // Set actions. - $actions = [ - '#type' => 'paragraphs_actions', - ]; - - $field_name = $this->fieldDefinition->getName(); - $id_prefix = implode('-', array_merge($this->fieldParents, [$field_name])); - - // Only show the dragdrop mode if we can find the sortable library. - $library_discovery = \Drupal::service('library.discovery'); - $library = $library_discovery->getLibraryByName('paragraphs', 'paragraphs-dragdrop'); - if ($library || \Drupal::state()->get('paragraphs_test_dragdrop_force_show', FALSE)) { - $dragdrop_mode = $this->expandButton([ - '#type' => 'submit', - '#name' => $this->fieldIdPrefix . '_dragdrop_mode', - '#value' => !empty($field_state['dragdrop']) ? $this->t('Complete drag & drop') : $this->t('Drag & drop'), - '#attributes' => ['class' => ['field-dragdrop-mode-submit']], - '#submit' => [[get_class($this), 'dragDropModeSubmit']], - '#weight' => 8, - '#ajax' => [ - 'callback' => [get_class($this), 'dragDropModeAjax'], - 'wrapper' => $this->fieldWrapperId, - ], - ]); - - // Make the complete button a primary button, limit validation errors - // only for enabling drag and drop mode. - if (!empty($field_state['dragdrop'])) { - $dragdrop_mode['#button_type'] = 'primary'; - $actions['actions']['dragdrop_mode'] = $dragdrop_mode; - } - else { - $dragdrop_mode['#limit_validation_errors'] = [ - array_merge($this->fieldParents, [$field_name, 'dragdrop_mode']), - ]; - $actions['dropdown_actions']['dragdrop_mode'] = $dragdrop_mode; - } - } - - if ($this->realItemCount > 1 && empty($field_state['dragdrop'])) { - - $collapse_all = $this->expandButton([ - '#type' => 'submit', - '#value' => $this->t('Collapse all'), - '#submit' => [[get_class($this), 'changeAllEditModeSubmit']], - '#name' => $id_prefix . '_collapse_all', - '#paragraphs_mode' => 'closed', - '#limit_validation_errors' => [ - array_merge($this->fieldParents, [$field_name, 'collapse_all']), - ], - '#ajax' => [ - 'callback' => [get_class($this), 'allActionsAjax'], - 'wrapper' => $this->fieldWrapperId, - ], - '#weight' => -1, - '#paragraphs_show_warning' => TRUE, - ]); - - $edit_all = $this->expandButton([ - '#type' => 'submit', - '#value' => $this->t('Edit all'), - '#submit' => [[get_class($this), 'changeAllEditModeSubmit']], - '#name' => $id_prefix . '_edit-all', - '#paragraphs_mode' => 'edit', - '#limit_validation_errors' => [], - '#ajax' => [ - 'callback' => [get_class($this), 'allActionsAjax'], - 'wrapper' => $this->fieldWrapperId, - ], - ]); - - if (isset($field_state['paragraphs'][0]['mode']) && $field_state['paragraphs'][0]['mode'] === 'closed') { - $edit_all['#attributes'] = [ - 'class' => ['paragraphs-icon-button', 'paragraphs-icon-button-edit'], - 'title' => $this->t('Edit all'), - ]; - $edit_all['#title'] = $this->t('Edit All'); - $actions['actions']['edit_all'] = $edit_all; - $actions['dropdown_actions']['collapse_all'] = $collapse_all; - } - else { - $collapse_all['#attributes'] = [ - 'class' => ['paragraphs-icon-button', 'paragraphs-icon-button-collapse'], - 'title' => $this->t('Collapse all'), - ]; - $actions['actions']['collapse_all'] = $collapse_all; - $actions['dropdown_actions']['edit_all'] = $edit_all; - } - } - } - - // Add paragraphs_header flag which we use later in preprocessor to move - // header actions to table header. - if ($actions) { - $actions['#paragraphs_header'] = TRUE; - } - - return $actions; - } - - /** - * Loops through all paragraphs and change mode for each paragraph instance. - * - * @param array $form - * Current form state. - * @param \Drupal\Core\Form\FormStateInterface $form_state - * Current form state. - */ - public static function changeAllEditModeSubmit(array $form, FormStateInterface $form_state) { - $submit = ParagraphsWidget::getSubmitElementInfo($form, $form_state, ParagraphsWidget::ACTION_POSITION_HEADER); - - // Change edit mode for each paragraph. - foreach ($submit['widget_state']['paragraphs'] as $delta => &$paragraph) { - if ($submit['widget_state']['paragraphs'][$delta]['mode'] !== 'remove') { - $submit['widget_state']['paragraphs'][$delta]['mode'] = $submit['button']['#paragraphs_mode']; - if (!empty($submit['button']['#paragraphs_show_warning'])) { - $submit['widget_state']['paragraphs'][$delta]['show_warning'] = $submit['button']['#paragraphs_show_warning']; - } - } - } - - // Disable autocollapse when editing all and enable it when closing all. - if ($submit['button']['#paragraphs_mode'] === 'edit') { - $submit['widget_state']['autocollapse'] = 'none'; - } - elseif ($submit['button']['#paragraphs_mode'] === 'closed') { - $submit['widget_state']['autocollapse'] = 'all'; - } - - static::setWidgetState($submit['parents'], $submit['field_name'], $form_state, $submit['widget_state']); - $form_state->setRebuild(); - } - - /** - * Returns a state with all paragraphs closed, if autocollapse is enabled. - * - * @param array $widget_state - * The current widget state. - * - * @return array - * The widget state altered by closing all paragraphs. - */ - public static function autocollapse(array $widget_state) { - if ($widget_state['real_item_count'] > 0 && $widget_state['autocollapse'] !== 'none') { - foreach ($widget_state['paragraphs'] as $delta => $value) { - if ($widget_state['paragraphs'][$delta]['mode'] === 'edit') { - $widget_state['paragraphs'][$delta]['mode'] = 'closed'; - } - } - } - - return $widget_state; - } - -}