diff --git a/wp-admin/includes/class-wp-themes-list-table.php b/wp-admin/includes/class-wp-themes-list-table.php
index a232cd05b2..9ac4597b37 100644
--- a/wp-admin/includes/class-wp-themes-list-table.php
+++ b/wp-admin/includes/class-wp-themes-list-table.php
@@ -91,13 +91,14 @@ class WP_Themes_List_Table extends WP_List_Table {
return;
}
+ $blog_id = get_current_blog_id();
if ( is_multisite() ) {
if ( current_user_can( 'install_themes' ) && current_user_can( 'manage_network_themes' ) ) {
- printf( __( 'You only have one theme enabled for this site right now. Visit the Network Admin to enable or install more themes.' ), network_admin_url( 'site-themes.php?id=' . $GLOBALS['blog_id'] ), network_admin_url( 'theme-install.php' ) );
+ printf( __( 'You only have one theme enabled for this site right now. Visit the Network Admin to enable or install more themes.' ), network_admin_url( 'site-themes.php?id=' . $blog_id ), network_admin_url( 'theme-install.php' ) );
return;
} elseif ( current_user_can( 'manage_network_themes' ) ) {
- printf( __( 'You only have one theme enabled for this site right now. Visit the Network Admin to enable more themes.' ), network_admin_url( 'site-themes.php?id=' . $GLOBALS['blog_id'] ) );
+ printf( __( 'You only have one theme enabled for this site right now. Visit the Network Admin to enable more themes.' ), network_admin_url( 'site-themes.php?id=' . $blog_id ) );
return;
}
diff --git a/wp-includes/cache.php b/wp-includes/cache.php
index 623895d412..b9457a7eee 100644
--- a/wp-includes/cache.php
+++ b/wp-includes/cache.php
@@ -729,14 +729,10 @@ class WP_Object_Cache {
* Sets up object properties; PHP 5 style constructor.
*
* @since 2.0.8
- *
- * @global int $blog_id Global blog ID.
*/
public function __construct() {
- global $blog_id;
-
$this->multisite = is_multisite();
- $this->blog_prefix = $this->multisite ? $blog_id . ':' : '';
+ $this->blog_prefix = $this->multisite ? get_current_blog_id() . ':' : '';
/**
diff --git a/wp-includes/class-wp-user-query.php b/wp-includes/class-wp-user-query.php
index a91aa1439b..9d3becb9b1 100644
--- a/wp-includes/class-wp-user-query.php
+++ b/wp-includes/class-wp-user-query.php
@@ -104,7 +104,7 @@ class WP_User_Query {
*/
public static function fill_query_vars( $args ) {
$defaults = array(
- 'blog_id' => $GLOBALS['blog_id'],
+ 'blog_id' => get_current_blog_id(),
'role' => '',
'role__in' => array(),
'role__not_in' => array(),
diff --git a/wp-includes/deprecated.php b/wp-includes/deprecated.php
index d3cea96548..48f0173cf7 100644
--- a/wp-includes/deprecated.php
+++ b/wp-includes/deprecated.php
@@ -2357,7 +2357,6 @@ function update_usermeta( $user_id, $meta_key, $meta_value ) {
* @see get_users()
*
* @global wpdb $wpdb WordPress database abstraction object.
- * @global int $blog_id The site ID of the site for those that use more than one site.
*
* @param int $id Site ID.
* @return array List of users that are part of that site ID
@@ -2365,9 +2364,10 @@ function update_usermeta( $user_id, $meta_key, $meta_value ) {
function get_users_of_blog( $id = '' ) {
_deprecated_function( __FUNCTION__, '3.1.0', 'get_users()' );
- global $wpdb, $blog_id;
- if ( empty($id) )
- $id = (int) $blog_id;
+ global $wpdb;
+ if ( empty( $id ) ) {
+ $id = get_current_blog_id();
+ }
$blog_prefix = $wpdb->get_blog_prefix($id);
$users = $wpdb->get_results( "SELECT user_id, user_id AS ID, user_login, display_name, user_email, meta_value FROM $wpdb->users, $wpdb->usermeta WHERE {$wpdb->users}.ID = {$wpdb->usermeta}.user_id AND meta_key = '{$blog_prefix}capabilities' ORDER BY {$wpdb->usermeta}.user_id" );
return $users;
diff --git a/wp-includes/load.php b/wp-includes/load.php
index 14f58bc104..ef92a80924 100644
--- a/wp-includes/load.php
+++ b/wp-includes/load.php
@@ -470,18 +470,15 @@ function wp_using_ext_object_cache( $using = null ) {
*
* @since 3.0.0
* @access private
- *
- * @global int $blog_id Blog ID.
*/
function wp_start_object_cache() {
- global $blog_id;
-
$first_init = false;
if ( ! function_exists( 'wp_cache_init' ) ) {
if ( file_exists( WP_CONTENT_DIR . '/object-cache.php' ) ) {
require_once ( WP_CONTENT_DIR . '/object-cache.php' );
- if ( function_exists( 'wp_cache_init' ) )
+ if ( function_exists( 'wp_cache_init' ) ) {
wp_using_ext_object_cache( true );
+ }
}
$first_init = true;
@@ -495,18 +492,20 @@ function wp_start_object_cache() {
wp_using_ext_object_cache( true );
}
- if ( ! wp_using_ext_object_cache() )
+ if ( ! wp_using_ext_object_cache() ) {
require_once ( ABSPATH . WPINC . '/cache.php' );
+ }
/*
* If cache supports reset, reset instead of init if already
* initialized. Reset signals to the cache that global IDs
* have changed and it may need to update keys and cleanup caches.
*/
- if ( ! $first_init && function_exists( 'wp_cache_switch_to_blog' ) )
- wp_cache_switch_to_blog( $blog_id );
- elseif ( function_exists( 'wp_cache_init' ) )
+ if ( ! $first_init && function_exists( 'wp_cache_switch_to_blog' ) ) {
+ wp_cache_switch_to_blog( get_current_blog_id() );
+ } elseif ( function_exists( 'wp_cache_init' ) ) {
wp_cache_init();
+ }
if ( function_exists( 'wp_cache_add_global_groups' ) ) {
wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'useremail', 'userslugs', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'site-details', 'rss', 'global-posts', 'blog-id-cache', 'networks', 'sites' ) );
diff --git a/wp-includes/ms-blogs.php b/wp-includes/ms-blogs.php
index 2a1549f98c..a277402d56 100644
--- a/wp-includes/ms-blogs.php
+++ b/wp-includes/ms-blogs.php
@@ -766,17 +766,19 @@ function update_blog_option( $id, $option, $value, $deprecated = null ) {
function switch_to_blog( $new_blog, $deprecated = null ) {
global $wpdb;
- if ( empty( $new_blog ) )
- $new_blog = $GLOBALS['blog_id'];
+ $blog_id = get_current_blog_id();
+ if ( empty( $new_blog ) ) {
+ $new_blog = $blog_id;
+ }
- $GLOBALS['_wp_switched_stack'][] = $GLOBALS['blog_id'];
+ $GLOBALS['_wp_switched_stack'][] = $blog_id;
/*
* If we're switching to the same blog id that we're on,
* set the right vars, do the associated actions, but skip
* the extra unnecessary work
*/
- if ( $new_blog == $GLOBALS['blog_id'] ) {
+ if ( $new_blog == $blog_id ) {
/**
* Fires when the blog is switched.
*
@@ -792,7 +794,7 @@ function switch_to_blog( $new_blog, $deprecated = null ) {
$wpdb->set_blog_id( $new_blog );
$GLOBALS['table_prefix'] = $wpdb->get_blog_prefix();
- $prev_blog_id = $GLOBALS['blog_id'];
+ $prev_blog_id = $blog_id;
$GLOBALS['blog_id'] = $new_blog;
if ( function_exists( 'wp_cache_switch_to_blog' ) ) {
@@ -800,11 +802,11 @@ function switch_to_blog( $new_blog, $deprecated = null ) {
} else {
global $wp_object_cache;
- if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) )
+ if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) ) {
$global_groups = $wp_object_cache->global_groups;
- else
+ } else {
$global_groups = false;
-
+ }
wp_cache_init();
if ( function_exists( 'wp_cache_add_global_groups' ) ) {
@@ -848,12 +850,14 @@ function switch_to_blog( $new_blog, $deprecated = null ) {
function restore_current_blog() {
global $wpdb;
- if ( empty( $GLOBALS['_wp_switched_stack'] ) )
+ if ( empty( $GLOBALS['_wp_switched_stack'] ) ) {
return false;
+ }
$blog = array_pop( $GLOBALS['_wp_switched_stack'] );
+ $blog_id = get_current_blog_id();
- if ( $GLOBALS['blog_id'] == $blog ) {
+ if ( $blog_id == $blog ) {
/** This filter is documented in wp-includes/ms-blogs.php */
do_action( 'switch_blog', $blog, $blog );
// If we still have items in the switched stack, consider ourselves still 'switched'
@@ -862,7 +866,7 @@ function restore_current_blog() {
}
$wpdb->set_blog_id( $blog );
- $prev_blog_id = $GLOBALS['blog_id'];
+ $prev_blog_id = $blog_id;
$GLOBALS['blog_id'] = $blog;
$GLOBALS['table_prefix'] = $wpdb->get_blog_prefix();
@@ -871,10 +875,11 @@ function restore_current_blog() {
} else {
global $wp_object_cache;
- if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) )
+ if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) ) {
$global_groups = $wp_object_cache->global_groups;
- else
+ } else {
$global_groups = false;
+ }
wp_cache_init();
diff --git a/wp-includes/ms-functions.php b/wp-includes/ms-functions.php
index d133324db0..0d97ea77df 100644
--- a/wp-includes/ms-functions.php
+++ b/wp-includes/ms-functions.php
@@ -1966,15 +1966,12 @@ function maybe_add_existing_user_to_blog() {
*
* @since MU
*
- * @global int $blog_id
- *
* @param array $details
* @return true|WP_Error|void
*/
function add_existing_user_to_blog( $details = false ) {
- global $blog_id;
-
if ( is_array( $details ) ) {
+ $blog_id = get_current_blog_id();
$result = add_user_to_blog( $blog_id, $details[ 'user_id' ], $details[ 'role' ] );
/**
* Fires immediately after an existing user is added to a site.
diff --git a/wp-includes/user.php b/wp-includes/user.php
index f372810913..9ff6455f38 100644
--- a/wp-includes/user.php
+++ b/wp-includes/user.php
@@ -965,8 +965,6 @@ function setup_userdata($for_user_id = '') {
* @since 2.3.0
* @since 4.5.0 Added the 'display_name_with_login' value for 'show'.
*
- * @global int $blog_id
- *
* @param array|string $args {
* Optional. Array or string of arguments to generate a drop-down of users.
* See WP_User_Query::prepare_query() for additional available arguments.
@@ -1016,7 +1014,7 @@ function wp_dropdown_users( $args = '' ) {
'include' => '', 'exclude' => '', 'multi' => 0,
'show' => 'display_name', 'echo' => 1,
'selected' => 0, 'name' => 'user', 'class' => '', 'id' => '',
- 'blog_id' => $GLOBALS['blog_id'], 'who' => '', 'include_selected' => false,
+ 'blog_id' => get_current_blog_id(), 'who' => '', 'include_selected' => false,
'option_none_value' => -1
);
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 8c2ddb0480..76f63f8ee4 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
*
* @global string $wp_version
*/
-$wp_version = '4.7-alpha-38456';
+$wp_version = '4.7-alpha-38457';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.