first commit

wp/wp-content/plugins/wordpress-seo/src/presenters/meta-author-presenter.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace Yoast\WP\SEO\Presenters;
+
+use WP_User;
+use Yoast\WP\SEO\Presentations\Indexable_Presentation;
+
+/**
+ * Presenter class for the meta author tag.
+ */
+class Meta_Author_Presenter extends Abstract_Indexable_Tag_Presenter {
+
+	/**
+	 * The tag key name.
+	 *
+	 * @var string
+	 */
+	protected $key = 'author';
+
+	/**
+	 * Returns the author for a post in a meta author tag.
+	 *
+	 * @return string The meta author tag.
+	 */
+	public function present() {
+		$output = parent::present();
+
+		if ( ! empty( $output ) ) {
+			return $output;
+		}
+
+		return '';
+	}
+
+	/**
+	 * Get the author's display name.
+	 *
+	 * @return string The author's display name.
+	 */
+	public function get() {
+		if ( $this->presentation->model->object_sub_type !== 'post' ) {
+			return '';
+		}
+
+		$user_data = \get_userdata( $this->presentation->context->post->post_author );
+
+		if ( ! $user_data instanceof WP_User ) {
+			return '';
+		}
+
+		/**
+		 * Filter: 'wpseo_meta_author' - Allow developers to filter the article's author meta tag.
+		 *
+		 * @param string                 $author_name  The article author's display name. Return empty to disable the tag.
+		 * @param Indexable_Presentation $presentation The presentation of an indexable.
+		 */
+		return \trim( $this->helpers->schema->html->smart_strip_tags( \apply_filters( 'wpseo_meta_author', $user_data->display_name, $this->presentation ) ) );
+	}
+}