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wp-content/plugins/wordpress-seo/admin/statistics/class-statistics-integration.php

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+<?php
+/**
+ * WPSEO plugin file.
+ *
+ * @package WPSEO\Admin\Statistics
+ */
+
+/**
+ * Class WPSEO_Statistic_Integration.
+ */
+class WPSEO_Statistic_Integration implements WPSEO_WordPress_Integration {
+
+	/**
+	 * Adds hooks to clear the cache.
+	 *
+	 * @return void
+	 */
+	public function register_hooks() {
+		add_action( 'wp_insert_post', [ $this, 'clear_cache' ] );
+		add_action( 'delete_post', [ $this, 'clear_cache' ] );
+	}
+
+	/**
+	 * Clears the dashboard widget items cache.
+	 *
+	 * @return void
+	 */
+	public function clear_cache() {
+		// Bail if this is a multisite installation and the site has been switched.
+		if ( is_multisite() && ms_is_switched() ) {
+			return;
+		}
+
+		delete_transient( WPSEO_Statistics_Service::CACHE_TRANSIENT_KEY );
+	}
+}