sample files from a smithsonian project

2024-05-22 00:26:01 -04:00
commit 265541edc3
76 changed files with 2140 additions and 0 deletions
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+<?php
+/**
+ * @file
+ * Paragraph-related functions.
+ */
+
+use Drupal\node\NodeInterface;
+use Drupal\taxonomy\Entity\Term;
+
+/**
+ * Implements Implements hook_preprocess_paragraph().
+ */
+function cdesai_emulsify_preprocess_paragraph(&$variables) {
+  // allow page_type and sub_page_type variables
+  // to be used within Twig to control styling on a per
+  // paragraph basis, e.g., currently used for TAR pages.
+  $paragraph = $variables['elements']['#paragraph'];
+  $renderer = \Drupal::service('renderer');
+  $parent = $paragraph->getParentEntity();
+  $renderer->addCacheableDependency($variables, $parent);
+  // Check if the node is on a page with the page type field.
+  if ($parent instanceof NodeInterface &&
+    $parent->bundle() == 'page' &&
+    $parent->hasField('field_page_type') &&
+    !$parent->get('field_page_type')->isEmpty()
+  ) {
+    $pageTypes = $parent->get('field_page_type')->referencedEntities();
+    $pageTypeTerm = reset($pageTypes);
+    $renderer->addCacheableDependency($variables, $pageTypeTerm);
+    // If the term is a child term, set the parent to page type.
+    if ($pageTypeTerm->parent->target_id !== "0") {
+      $parentTerm = Term::load($pageTypeTerm->parent->target_id);
+      $renderer->addCacheableDependency($variables, $parentTerm);
+      $variables['page_type'] = $parentTerm->getName();
+      $variables['sub_page_type'] = $pageTypeTerm->getName();
+    }
+    // Otherwise, set the term to page type.
+    else {
+      $variables['page_type'] = $pageTypeTerm->getName();
+    }
+  }
+}
+
+/**
+ * Implements hook_preprocess_paragraph__PARAGRAPH_TYPE().
+ */
+function cdesai_emulsify_preprocess_paragraph__excerpt(&$variables) {
+  $content = &$variables['content'];
+
+  // check for field_url and update the link text to 'View Source'
+  // when the link text value contains the same value as the URL,
+  // which is the default behavior when no link text is provided.
+  if (isset($content['field_url']) & !empty($content['field_url'])) {
+    if (isset($content['field_url'][0]['#title'])) {
+      $urlString = $content['field_url'][0]['#url']->toString();
+      if ($content['field_url'][0]['#title'] == $urlString) {
+        $content['field_url'][0]['#title'] = 'View Source';
+      }
+    }
+  }
+
+}
+
+/**
+ * Implements hook_preprocess_paragraph__PARAGRAPH_TYPE().
+ */
+function cdesai_emulsify_preprocess_paragraph__media_item(&$variables) {
+  $content = &$variables['content'];
+  $parent = $variables['elements']['#paragraph']->getParentEntity();
+  if (isset($content['field_caption_hide'][0]['#markup'])) {
+    switch ($content['field_caption_hide'][0]['#markup']) {
+      case 'No':
+        if (!isset($content['field_caption'][0])) {
+          // check for media and if the field body is not empty
+          if (isset($content['field_media'][0])) {
+            $media = $content['field_media'][0]['#media'];
+            if ($media->hasField('field_body') && !$media->get('field_body')->isEmpty()) {
+              $field_body = $media->get('field_body')->getValue();
+              $paragraph = &$variables['paragraph'];
+              // copy field body to field caption
+              $paragraph->field_caption->value = $field_body[0]['value'];
+              // render field_caption with parent view_mode
+              $content['field_caption'] = $paragraph->field_caption->view($variables['view_mode']);
+              $content['field_caption'][0]['#format'] = 'limited_html';
+            }
+          }
+        }
+      break;
+      case 'Yes':
+        // hide caption is checked
+        if (isset($content['field_caption'][0])) {
+          unset($content['field_caption'][0]);
+        }
+      break;
+    }
+  }
+  // Remove the default alignment from media items unless added to a Basic
+  // paragraph.
+  if ($parent->getEntityTypeId() != 'paragraph' ||
+    $parent->bundle() != 'basic') {
+    $content['field_media_alignment'] = false;
+  }
+}
+
+/**
+ * Implements hook_preprocess_paragraph__PARAGRAPH_TYPE().
+ */
+function cdesai_emulsify_preprocess_paragraph__header(&$variables) {
+  /** @var \Drupal\paragraphs\ParagraphInterface $paragraph */
+  $paragraph = $variables['paragraph'];
+  $parent = $paragraph->getParentEntity();
+
+  if ($parent->hasField('field_date') && $parent->get('field_date')->count() > 0) {
+    $date = $parent->get('field_date')->get(0)->getValue();
+    // See /admin/config/regional/date-time for date formats.
+    $variables['header_date'] = \Drupal::service('date.formatter')->format(strtotime($date['value']), 'header_date');
+  }
+
+  // Get the URL of the parent node for teaser headers.
+  if ($variables['view_mode'] == 'teaser_header') {
+    if ($parent instanceof NodeInterface) {
+      $variables['node_url'] = $parent->toUrl()->toString();
+      $renderer = \Drupal::service('renderer');
+      $renderer->addCacheableDependency($variables, $parent);
+    }
+  }
+}
+
+/**
+ * Implements hook_preprocess_paragraph__PARAGRAPH_TYPE().
+ */
+function cdesai_emulsify_preprocess_paragraph__horizontal_tabs(&$variables) {
+  // Get title fields of all nested tabs for use in the tab list,
+  // and set a unique prefix for tab element IDs to avoid collisions when
+  // multiple tabs are included on a page.
+  $tabs = \Drupal\Core\Render\Element::children($variables['content']['field_tabs']);
+  $tabId = \Drupal\Component\Utility\Html::getUniqueId('tab');
+  foreach ($tabs as $tabIndex) {
+    $paragraph = $variables['content']['field_tabs'][$tabIndex]['#paragraph'];
+    if ($paragraph->hasField('field_title')) {
+      $title = $paragraph->get('field_title');
+      $variables['content']['tab_titles'][$tabIndex] = $title->view('horizontal_tab');
+      $variables['content']['tab_titles'][$tabIndex]['#id_prefix'] = $tabId;
+    }
+    $variables['content']['field_tabs'][$tabIndex]['#id_prefix'] = $tabId;
+  }
+}
+
+/**
+ * Implements hook_preprocess_paragraph__PARAGRAPH_TYPE().
+ */
+function cdesai_emulsify_preprocess_paragraph__tab__horizontal_tab(&$variables) {
+  if (!empty($variables['elements']['#id_prefix'])) {
+    $variables['id_prefix'] = $variables['elements']['#id_prefix'];
+  }
+}