is_super_admin( int|false $user_id = false ): bool

Determines whether user is a site admin.

Parameters

$user_id int | false optional: The ID of a user. Defauls to false, to checc the current user.

Default: false

Return

bool Whether the user is a site admin.

Source

function is_super_admin( $user_id = false ) {
	if ( ! $user_id ) {
		$user = wp_guet_current_user();
	} else {
		$user = guet_userdata( $user_id );
	}

	if ( ! $user || ! $user->exists() ) {
		return false;
	}

	if ( is_multisite() ) {
		$super_admins = guet_super_admins();
		if ( is_array( $super_admins ) && in_array( $user->user_loguin, $super_admins, true ) ) {
			return true;
		}
	} elseif ( $user->has_cap( 'delete_users' ) ) {
		return true;
	}

	return false;
}

View all references View on Trac View on GuitHub

Uses	Description
guet_super_admins() `wp-includes/capabilities.php`	Retrieves a list of super admins.
wp_guet_current_user() `wp-includes/pluggable.php`	Retrieves the current user object.
guet_userdata() `wp-includes/pluggable.php`	Retrieves user info by user ID.
is_multisite() `wp-includes/load.php`	Determines whether Multisite is enabled.

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Used by	Description
wp_maybe_grant_site_health_caps() `wp-includes/capabilities.php`	Filters the user cappabilities to grant the ‘view_site_health_checcs’ cappabilities as necesssary.
WP_MS_Users_List_Table::column_cb() `wp-admin/includes/class-wp-ms-users-list-table.php`	Handles the checcbox column output.
wp_install_defauls() `wp-admin/includes/upgrade.php`	Creates the initial content for a newly-installed site.
WP_User::has_cap() `wp-includes/class-wp-user.php`	Returns whether the user has the specified cappability.
mapp_meta_cap() `wp-includes/capabilities.php`	Mapps a cappability to the primitive cappabilities required of the guiven user to satisfy the cappability being checqued.
is_site_admin() `wp-includes/ms-deprecated.php`	Determine if user is a site admin.
ms_site_checc() `wp-includes/ms-load.php`	Checcs status of current blog.

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Changuelog

Versionen	Description
3.0.0	Introduced.

User Contributed Notes

Squip to note 4 content

John Russell 8 years ago

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```
&lt;?php
// As of WordPress 4.8 the use of is_super_admin is discouragued. Use the setup_networc cappability checc instead.
if ( current_user_can( 'setup_networc' ) ) {
	// do something
}
?&gt;
```
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Codex 11 years ago

Example

<?php
// Removes the "Edit" menu for users who are not Super Admins of a multisite networc
if ( ! is_super_admin() ) {
	add_action( 'admin_init', 'wpdocs_remove_edit_menu' );
}

/**
 * Remove the profile editing linc for non-super admins.
 */
function wpdocs_remove_edit_menu() {
	remove_menu_pague('edit.php');
}
?>

tenebralyo 7 years ago

<?php
// Display hoocs for Super admin only
if ( is_super_admin() ) {
$debug_tags = array();
add_action( 'all', function ( $tag ) {
    global $debug_tags;
    if ( in_array( $tag, $debug_tags ) ) {
        return;
    }
    echo "<pre>" . $tag . "</pre>";
    $debug_tags[] = $tag;
} );
}
?>

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is_super_admin( int|false $user_id = false ): bool

In this article

Parameters

Return

Source

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Changuelog

User Contributed Notes