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Multisite: Introduce get_current_network_id()

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Similar to `get_current_blog_id`, this can be used to get the ID of the `$current_site` global. If not available, it will fallback to the main network ID. In single site, this will return 1.

Props spacedmonkey, flixos90.
Fixes #33900.

Built from https://develop.svn.wordpress.org/trunk@37670


git-svn-id: http://core.svn.wordpress.org/trunk@37636 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Jeremy Felt 2016-06-09 20:34:28 +00:00
parent 84cd369763
commit c63c4d9345
3 changed files with 27 additions and 2 deletions
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4
wp-includes/functions.php
View File

@ -4255,9 +4255,11 @@ function get_main_network_id() {
return 1;
}
$current_site = get_current_site();
if ( defined( 'PRIMARY_NETWORK_ID' ) ) {
$main_network_id = PRIMARY_NETWORK_ID;
} elseif ( 1 === (int) get_current_site()->id ) {
} elseif ( isset( $current_site->id ) && 1 === (int) $current_site->id ) {
// If the current network has an ID of 1, assume it is the main network.
$main_network_id = 1;
} else {

23
wp-includes/load.php
View File

@ -807,6 +807,29 @@ function get_current_blog_id() {
return absint($blog_id);
}
/**
* Retrieves the current network ID.
*
* @since 4.6.0
*
* @global WP_Network $current_site The current network.
*
* @return int The ID of the current network.
*/
function get_current_network_id() {
if ( ! is_multisite() ) {
return 1;
}
$current_site = get_current_site();
if ( ! isset( $current_site->id ) ) {
return get_main_network_id();
}
return absint( $current_site->id );
}
/**
* Attempt an early load of translations.
*

2
wp-includes/version.php
View File

@ -4,7 +4,7 @@
*
* @global string $wp_version
*/
$wp_version = '4.6-alpha-37669';
$wp_version = '4.6-alpha-37670';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.