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wp-content/plugins/wordpress-seo/src/builders/primary-term-builder.php

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+<?php
+
+namespace Yoast\WP\SEO\Builders;
+
+use Yoast\WP\SEO\Helpers\Meta_Helper;
+use Yoast\WP\SEO\Helpers\Primary_Term_Helper;
+use Yoast\WP\SEO\Repositories\Primary_Term_Repository;
+
+/**
+ * Primary term builder.
+ *
+ * Creates the primary term for a post.
+ */
+class Primary_Term_Builder {
+
+	/**
+	 * The primary term repository.
+	 *
+	 * @var Primary_Term_Repository
+	 */
+	protected $repository;
+
+	/**
+	 * The primary term helper.
+	 *
+	 * @var Primary_Term_Helper
+	 */
+	private $primary_term;
+
+	/**
+	 * The meta helper.
+	 *
+	 * @var Meta_Helper
+	 */
+	private $meta;
+
+	/**
+	 * Primary_Term_Builder constructor.
+	 *
+	 * @param Primary_Term_Repository $repository   The primary term repository.
+	 * @param Primary_Term_Helper     $primary_term The primary term helper.
+	 * @param Meta_Helper             $meta         The meta helper.
+	 */
+	public function __construct(
+		Primary_Term_Repository $repository,
+		Primary_Term_Helper $primary_term,
+		Meta_Helper $meta
+	) {
+		$this->repository   = $repository;
+		$this->primary_term = $primary_term;
+		$this->meta         = $meta;
+	}
+
+	/**
+	 * Formats and saves the primary terms for the post with the given post id.
+	 *
+	 * @param int $post_id The post ID.
+	 *
+	 * @return void
+	 */
+	public function build( $post_id ) {
+		foreach ( $this->primary_term->get_primary_term_taxonomies( $post_id ) as $taxonomy ) {
+			$this->save_primary_term( $post_id, $taxonomy->name );
+		}
+	}
+
+	/**
+	 * Save the primary term for a specific taxonomy.
+	 *
+	 * @param int    $post_id  Post ID to save primary term for.
+	 * @param string $taxonomy Taxonomy to save primary term for.
+	 *
+	 * @return void
+	 */
+	protected function save_primary_term( $post_id, $taxonomy ) {
+		$term_id = $this->meta->get_value( 'primary_' . $taxonomy, $post_id );
+
+		$term_selected = ! empty( $term_id );
+		$primary_term  = $this->repository->find_by_post_id_and_taxonomy( $post_id, $taxonomy, $term_selected );
+
+		// Removes the indexable when no term found.
+		if ( ! $term_selected ) {
+			if ( $primary_term ) {
+				$primary_term->delete();
+			}
+
+			return;
+		}
+
+		$primary_term->term_id  = $term_id;
+		$primary_term->post_id  = $post_id;
+		$primary_term->taxonomy = $taxonomy;
+		$primary_term->blog_id  = \get_current_blog_id();
+		$primary_term->save();
+	}
+}