Merge pull request #6 from CuBoulder/issue/3

Adds Article Syndication "read more" article list (v1.2)

src/ArticleSyndication.php

@@ -3,27 +3,60 @@
 namespace Drupal\ucb_article_syndication;
 
 use Drupal\Core\Config\ConfigFactoryInterface;
+use Drupal\node\Entity\Node;
+use Drupal\path_alias\AliasManagerInterface;
+use Drupal\pathauto\PathautoState;
+use Psr\Log\LoggerInterface;
 
 /**
  * The Article Syndication service contains functions used by the module.
  */
 class ArticleSyndication {
 
+  /**
+   * The path alias at which the syndication article list should reside.
+   */
+  const SYNDICATION_PATH = '/syndicate';
+
   /**
    * The config factory.
    *
    * @var \Drupal\Core\Config\ConfigFactoryInterface
    */
   protected $configFactory;
 
+  /**
+   * The path alias manager.
+   *
+   * @var \Drupal\path_alias\AliasManagerInterface
+   */
+  protected $aliasManager;
+
+  /**
+   * The logger channel for this module.
+   *
+   * @var \Psr\Log\LoggerInterface
+   */
+  protected $logger;
+
   /**
    * Constructs the Article Syndication service.
    *
    * @param \Drupal\Core\Extension\ConfigFactoryInterface $config_factory
    *   The config factory.
+   * @param \Drupal\path_alias\AliasManagerInterface $alias_manager
+   *   The path alias manager.
+   * @param \Psr\Log\LoggerInterface $logger
+   *   The logger channel for this module.
    */
-  public function __construct(ConfigFactoryInterface $config_factory) {
+  public function __construct(
+    ConfigFactoryInterface $config_factory,
+    AliasManagerInterface $alias_manager,
+    LoggerInterface $logger
+  ) {
     $this->configFactory = $config_factory;
+    $this->aliasManager = $alias_manager;
+    $this->logger = $logger;
   }
 
   /**
@@ -99,4 +132,34 @@ public function showSyndicationFields() {
       ->save();
   }
 
+  /**
+   * Creates the syndication article list.
+   *
+   * The syndication article list is a special article list which allows
+   * category, audience, and unit term ids to be passed in as URL parameters.
+   * Its main use case is to be used as the "read more" page for the Campus
+   * News block.
+   *
+   * A new article list will be created only if a node doesn’t already exist at
+   * the same path.
+   */
+  public function createSyndicationArticleList() {
+    $pathAlias = $this::SYNDICATION_PATH;
+    if (preg_match('/node\/(\d+)/', $this->aliasManager->getPathByAlias($pathAlias))) {
+      $this->logger->warning("A syndication article list wasn’t created because a node already exists at the path alias $pathAlias.");
+    }
+    else {
+      $node = Node::create([
+        'type' => 'ucb_article_list',
+        'title' => 'Article Results',
+        'path' => [
+          'alias' => $pathAlias,
+          'pathauto' => PathautoState::SKIP,
+        ],
+        'body' => '',
+      ]);
+      $node->enforceIsNew()->save();
+    }
+  }
+
 }

ucb_article_syndication.info.yml

@@ -2,10 +2,12 @@ name: CU Boulder Article Syndication
 description: Extends the article content type to add the taxonomies needed for article syndication.
 core_version_requirement: ^10 || ^11
 type: module
-version: '1.1'
+version: '1.2'
 package: CU Boulder
 dependencies:
   - cu_boulder_content_types
   - field
   - node
+  - path_alias
+  - pathauto
   - taxonomy

ucb_article_syndication.install

@@ -13,4 +13,5 @@
 function ucb_article_syndication_install() {
   $articleSyndication = \Drupal::service('ucb_article_syndication');
   $articleSyndication->showSyndicationFields();
+  $articleSyndication->createSyndicationArticleList();
 }

ucb_article_syndication.services.yml

@@ -1,5 +1,10 @@
 services:
+  logger.channel.ucb_article_syndication:
+    parent: logger.channel_base
+    arguments: ['ucb_article_syndication']
   ucb_article_syndication:
     class: 'Drupal\ucb_article_syndication\ArticleSyndication'
     arguments:
       - '@config.factory'
+      - '@path_alias.manager'
+      - '@logger.channel.ucb_article_syndication'