Ticket #25467: 25467-4.diff

src/wp-includes/update.php

@@ -42 +42 @@
         if ( $time_not_changed )
                 return false;
 
-        $locale = apply_filters( 'core_version_check_locale', get_locale() );
+        $locale = get_locale();
+        /**
+         * Filter the locale requested for WordPress core translations.
+         *
+         * @since 2.8.0
+         *
+         * @param string $locale Defaults to the current locale of the site.
+         */
+        $locale = apply_filters( 'core_version_check_locale', $locale );
 
         // Update last_checked for current to prevent multiple blocking requests if request hangs
         $current->last_checked = time();
@@ -212 +220 @@
 
         $to_send = compact( 'plugins', 'active' );
 
+        $locales = array( get_locale() );
         /**
          * Filter the locales requested for plugin translations.
          *
@@ -219 +228 @@
          *
          * @param array $locales Defaults to the current locale of the site.
          */
-        $locales = apply_filters( 'plugins_update_check_locales', array( get_locale() ) );
+        $locales = apply_filters( 'plugins_update_check_locales', $locales );
 
         $options = array(
                 'timeout' => ( ( defined('DOING_CRON') && DOING_CRON ) ? 30 : 3),
@@ -347 +356 @@
 
         $request['themes'] = $themes;
 
+        $locales = array( get_locale() );
         /**
          * Filter the locales requested for theme translations.
          *
@@ -354 +364 @@
          *
          * @param array $locales Defaults to the current locale of the site.
          */
-        $locales = apply_filters( 'themes_update_check_locales', array( get_locale() ) );
+        $locales = apply_filters( 'themes_update_check_locales', $locales );
 
         $options = array(
                 'timeout' => ( ( defined('DOING_CRON') && DOING_CRON ) ? 30 : 3),
@@ -443 +453 @@
 
         $update_title = $titles ? esc_attr( implode( ', ', $titles ) ) : '';
 
-        return apply_filters( 'wp_get_update_data', array( 'counts' => $counts, 'title' => $update_title ), $titles );
+        $updates_counts_title = array( 'counts' => $counts, 'title' => $update_title );
+        /**
+         * Filter the array of counts and titles of update data of plugins, themes and WordPress core.
+         *
+         * @since 3.5.0
+         *
+         * @param array $updates_counts_title {
+         *      Fetched update data.
+         *              
+         *      @type array   $counts       How many updates are available for plugins, themes and WordPress.
+         *      @type string  $update_title Titles of available updates.
+         * }
+         * @param array $titles Array of the titles of available updates.
+         */     
+        return apply_filters( 'wp_get_update_data', $updates_counts_title, $titles );
 }
 
 function _maybe_update_core() {