--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-admin/includes/credits.php	Mon Oct 14 17:39:30 2019 +0200
@@ -0,0 +1,76 @@
+<?php
+/**
+ * WordPress Credits Administration API.
+ *
+ * @package WordPress
+ * @subpackage Administration
+ * @since 4.4.0
+ */
+
+/**
+ * Retrieve the contributor credits.
+ *
+ * @since 3.2.0
+ *
+ * @return array|false A list of all of the contributors, or false on error.
+ */
+function wp_credits() {
+	// include an unmodified $wp_version
+	include( ABSPATH . WPINC . '/version.php' );
+
+	$locale = get_user_locale();
+
+	$results = get_site_transient( 'wordpress_credits_' . $locale );
+
+	if ( ! is_array( $results )
+		|| false !== strpos( $wp_version, '-' )
+		|| ( isset( $results['data']['version'] ) && strpos( $wp_version, $results['data']['version'] ) !== 0 )
+	) {
+		$url = "http://api.wordpress.org/core/credits/1.1/?version={$wp_version}&locale={$locale}";
+		$options = array( 'user-agent' => 'WordPress/' . $wp_version . '; ' . home_url( '/' ) );
+
+		if ( wp_http_supports( array( 'ssl' ) ) ) {
+			$url = set_url_scheme( $url, 'https' );
+		}
+
+		$response = wp_remote_get( $url, $options );
+
+		if ( is_wp_error( $response ) || 200 != wp_remote_retrieve_response_code( $response ) )
+			return false;
+
+		$results = json_decode( wp_remote_retrieve_body( $response ), true );
+
+		if ( ! is_array( $results ) )
+			return false;
+
+		set_site_transient( 'wordpress_credits_' . $locale, $results, DAY_IN_SECONDS );
+	}
+
+	return $results;
+}
+
+/**
+ * Retrieve the link to a contributor's WordPress.org profile page.
+ *
+ * @access private
+ * @since 3.2.0
+ *
+ * @param string $display_name  The contributor's display name (passed by reference).
+ * @param string $username      The contributor's username.
+ * @param string $profiles      URL to the contributor's WordPress.org profile page.
+ */
+function _wp_credits_add_profile_link( &$display_name, $username, $profiles ) {
+	$display_name = '<a href="' . esc_url( sprintf( $profiles, $username ) ) . '">' . esc_html( $display_name ) . '</a>';
+}
+
+/**
+ * Retrieve the link to an external library used in WordPress.
+ *
+ * @access private
+ * @since 3.2.0
+ *
+ * @param string $data External library data (passed by reference).
+ */
+function _wp_credits_build_object_link( &$data ) {
+	$data = '<a href="' . esc_url( $data[1] ) . '">' . esc_html( $data[0] ) . '</a>';
+}