Ticket #47528: 47528-get-core-checksums-mod.diff

src/wp-admin/includes/update.php

@@ -129 +129 @@
  * @return array|false An array of checksums on success, false on failure.
  */
 function get_core_checksums( $version, $locale ) {
-        $http_url = 'http://api.wordpress.org/core/checksums/1.0/?' . http_build_query( compact( 'version', 'locale' ), '', '&' );
-        $url      = $http_url;
+        $checksum_file = ABSPATH . 'wp-content/uploads/checksum/checksum.md5';
 
-        $ssl = wp_http_supports( array( 'ssl' ) );
-
-        if ( $ssl ) {
-                $url = set_url_scheme( $url, 'https' );
+        if ( ! file_exists( $checksum_file ) ) {
+                return false;
         }
+        $file_contents = file_get_contents( $checksum_file );
 
-        $options = array(
-                'timeout' => wp_doing_cron() ? 30 : 3,
-        );
+        if ( false === $file_contents ) {
+                return false;
+        }
 
-        $response = wp_remote_get( $url, $options );
-
-        if ( $ssl && is_wp_error( $response ) ) {
-                wp_trigger_error(
-                        __FUNCTION__,
-                        sprintf(
-                                /* translators: %s: Support forums URL. */
-                                __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server&#8217;s configuration. If you continue to have problems, please try the <a href="%s">support forums</a>.' ),
-                                __( 'https://wordpress.org/support/forums/' )
-                        ) . ' ' . __( '(WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.)' ),
-                        headers_sent() || WP_DEBUG ? E_USER_WARNING : E_USER_NOTICE
-                );
+        $lines     = explode( "\n", trim( $file_contents ) );
+        $checksums = array();
 
-                $response = wp_remote_get( $http_url, $options );
-        }
+        foreach ( $lines as $line ) {
+                $line = trim( $line );
 
-        if ( is_wp_error( $response ) || 200 !== wp_remote_retrieve_response_code( $response ) ) {
-                return false;
-        }
+                if ( empty( $line ) ) {
+                        continue;
+                }
 
-        $body = trim( wp_remote_retrieve_body( $response ) );
-        $body = json_decode( $body, true );
+                $parts = preg_split( '/\s+/', $line, 2 );
 
-        if ( ! is_array( $body ) || ! isset( $body['checksums'] ) || ! is_array( $body['checksums'] ) ) {
-                return false;
+                if ( count( $parts ) === 2 ) {
+                        $hash                   = $parts[0];
+                        $filename               = $parts[1];
+                        $filename               = ltrim( $filename, './' );
+                        $checksums[ $filename ] = $hash;
+                }
         }
 
-        return $body['checksums'];
+        return $checksums;
 }
 
 /**

src/wp-includes/version.php

@@ -16 +16 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.9-alpha-60093-src';
+$wp_version = '6.8.2';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.