Merged in feature/from-pantheon (pull request #16)

code from pantheon

* code from pantheon

wp/wp-content/plugins/wordpress-seo-premium/src/integrations/opengraph-author-archive.php

@@ -0,0 +1,51 @@
+<?php
+
+namespace Yoast\WP\SEO\Premium\Integrations;
+
+/**
+ * Class OpenGraph_Author_Archive.
+ */
+class OpenGraph_Author_Archive extends Abstract_OpenGraph_Integration {
+
+	/**
+	 * The name of the social title option.
+	 *
+	 * @var string
+	 */
+	const OPTION_TITLES_KEY_TITLE = 'social-title-author-wpseo';
+
+	/**
+	 * The name of the social description option.
+	 *
+	 * @var string
+	 */
+	const OPTION_TITLES_KEY_DESCRIPTION = 'social-description-author-wpseo';
+
+	/**
+	 * The name of the social image ID option.
+	 *
+	 * @var string
+	 */
+	const OPTION_TITLES_KEY_IMAGE_ID = 'social-image-id-author-wpseo';
+
+	/**
+	 * The name of the social image URL option.
+	 *
+	 * @var string
+	 */
+	const OPTION_TITLES_KEY_IMAGE = 'social-image-url-author-wpseo';
+
+	/**
+	 * Initializes the integration.
+	 *
+	 * This is the place to register hooks and filters.
+	 *
+	 * @return void
+	 */
+	public function register_hooks() {
+		\add_filter( 'Yoast\WP\SEO\open_graph_title_user', [ $this, 'filter_title' ] );
+		\add_filter( 'Yoast\WP\SEO\open_graph_description_user', [ $this, 'filter_description' ] );
+		\add_filter( 'Yoast\WP\SEO\open_graph_image_id_user', [ $this, 'filter_image_id' ] );
+		\add_filter( 'Yoast\WP\SEO\open_graph_image_user', [ $this, 'filter_image' ] );
+	}
+}