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September 21, 2022 18:31
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WordPress Multisite - only allow one site per user
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| <?php | |
| function wpms_one_blog_only($active_signup) { | |
| // get the array of the current user's blogs | |
| $blogs = get_blogs_of_user( get_current_user_id() ); | |
| // all users may be members of blog 1 so remove it from the count, could be a "Dashboard" blog as well | |
| if ($blogs["1"]) unset($blogs["1"]); | |
| //if the user still has blogs, disable signup else continue with existing active_signup rules at SiteAdmin->Options | |
| $n = count($blogs); | |
| if(n > 0){ | |
| $active_signup = 'none'; | |
| echo ''; | |
| } else { | |
| $active_signup = $active_signup; | |
| } | |
| return $active_signup; // return "all", "none", "blog" or "user" | |
| } | |
| add_filter('wpmu_active_signup', 'wpms_one_blog_only'); |
Thank you for nice comment @ugotsta 😄
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This is hugely helpful, and great that you took the main blog into account as well. Important snippet, this one! :)