ISTWCMS-4704: adding functions to get header and footer data for node/content types

src/Service/UWService.php

@@ -5,9 +5,12 @@ namespace Drupal\uw_cfg_common\Service;
 use Drupal\Core\Database\Connection;
 use Drupal\Core\Entity\EntityInterface;
 use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\Core\Url;
+use Drupal\node\Entity\Node;
 use Drupal\node\NodeInterface;
 use Drupal\simplify_menu\MenuItems;
 use Drupal\path_alias\AliasManager;
+use Drupal\taxonomy\Entity\Term;
 
 /**
  * Class UWService.
@@ -473,4 +476,100 @@ class UWService implements UWServiceInterface {
     }
   }
 
+  /**
+   * {@inheritDoc}
+   */
+  public function uwGetHeaderData(Node $node): array {
+
+    // Get the header data, depending on the content type.
+    switch ($node->getType()) {
+
+      case 'uw_ct_blog';
+
+        // Get the author field from the node, if there is
+        // no author specified the value will be NULL.
+        $author = $node->field_author->value;
+
+        // If there is no author in the field, get the last
+        // person to revise teh blog post.
+        if (!$author) {
+
+          // Set the author to the person who made blog.
+          $author = $node->getOwner()->getDisplayName();
+        }
+
+        // Set the header data.
+        $header_data = [
+          'date' => date('l, F j, Y', strtotime($node->field_uw_blog_date->value)),
+          'author' => $author,
+          'audiences' => $this->uwGetTerms($node->field_uw_audience->getValue()),
+          'title' => $node->getTitle(),
+        ];
+        break;
+    }
+
+    // Return the header data.
+    return $header_data;
+  }
+
+  /**
+   * {@inheritDoc}
+   */
+  public function uwGetFooterData(Node $node): array {
+
+    // Array to hold the footer data, need to set to
+    // null in case there are no footer data to be
+    // returned.
+    $footer_data = [];
+
+    // Get the footer data, depending on the content type.
+    switch ($node->getType()) {
+      case 'uw_ct_blog';
+        $footer_data = [
+          'tags' => $this->uwGetTerms($node->get('field_uw_blog_tags')->getValue(), 'tags'),
+        ];
+        break;
+    }
+
+    // Return the header data.
+    return $footer_data;
+  }
+
+  /**
+   * {@inheritDoc}
+   */
+  public function uwGetTerms(array $tids, string $type = NULL): array {
+
+    // Array to hold the terms, need to set to
+    // null in case there are no terms to be
+    // returned.
+    $terms = [];
+
+    // Step through each of the tids and get the term name.
+    foreach ($tids as $tid) {
+
+      // Load the term.
+      $term = Term::load($tid['target_id']);
+
+      // If this is a tags term type, we have to include
+      // url and title.  If not just the tag name.
+      if ($type == 'tags') {
+
+        $terms[] = [
+          'title' => $term->getName(),
+          'url' => Url::fromRoute(
+            'entity.taxonomy_term.canonical',
+            ['taxonomy_term' => $tid['target_id']]
+          )->toString(),
+        ];
+      }
+      else {
+        $terms[] = $term->getName();
+      }
+    }
+
+    // Return an array of term names.
+    return $terms;
+  }
+
 }

src/Service/UWServiceInterface.php

@@ -3,6 +3,7 @@
 namespace Drupal\uw_cfg_common\Service;
 
 use Drupal\Core\Entity\EntityInterface;
+use Drupal\node\Entity\Node;
 use Drupal\node\NodeInterface;
 
 /**
@@ -167,4 +168,38 @@ interface UWServiceInterface {
    */
   public function uwMonthNameShort(int $month = NULL);
 
+  /**
+   * A function to get the header data for a node/content type.
+   *
+   * @param Node $node
+   *   The node object.
+   *
+   * @return array
+   *   An array containing the header data for a node/content type.
+   */
+  public function uwGetHeaderData(Node $node): array;
+
+  /**
+   * A function to get the footer data for a node/content type.
+   *
+   * @param Node $node
+   *   The node object.
+   *
+   * @return array
+   *   An array containing the footer data for a node/content type.
+   */
+  public function uwGetFooterData(Node $node): array;
+
+  /**
+   * A function get the taxonomy terms.
+   *
+   * @param array $tids
+   *   An array of term ids (tids).
+   * @param string $type
+   *   The type of terms to get, if none provided just term name returned.
+   *
+   * @return array
+   *   An array of terms with name and link.
+   */
+  public function uwGetTerms(array $tids, string $type = NULL): array;
 }