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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )
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.Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
Line | Code |
---|---|
619 | do_action( 'grant_super_admin', $user_id ); |
620 |
|
621 | // Directly fetch site_admins instead of using get_super_admins() |
622 | $super_admins = get_site_option( 'site_admins', array( 'admin' ) ); |
623 |
|
624 | $user = get_userdata( $user_id ); |
625 | if ( $user && ! in_array( $user->user_login, $super_admins ) ) { |
626 | $super_admins[] = $user->user_login; |
627 | update_site_option( 'site_admins' , $super_admins ); |
628 | do_action( 'granted_super_admin', $user_id ); |
629 | return true; |
630 | } |
631 | return false; |
632 | } |
633 |
|
634 | /** |
635 | * Revokes super admin privileges. |
636 | * |
637 | * @since 3.0.0 |