[wp-hackers] How to Make Plugin MU-Capable

Jorge Peña jorgepblank at gmail.com
Fri Jun 6 07:38:43 GMT 2008

2.8.3 now fully supports WordPress MU. Make sure you follow the
instructions. It is available here [
http://wpmudev.org/project/WP-reCAPTCHA], but I PREFER that you
download it from here
http://wordpress.org/extend/plugins/wp-recaptcha/ where you can also find
installation instructions.

On Thu, Jun 5, 2008 at 1:30 PM, Jorge Peña <jorgepblank at gmail.com> wrote:

> I've updated the source and I think I'm almost done getting it working, if
> anyone would be so kind as to get the HEAD revision of
> http://svn.wp-plugins.org/wp-recaptcha/trunk/ and test it I would really
> appreciate it.
> On Thu, Jun 5, 2008 at 12:48 PM, Jorge Peña <jorgepblank at gmail.com> wrote:
>> Thanks! I looked at your Super Cache plugin which is MU friendly
>> supposedly and I saw this line in the readme.txt:
>> If you are using WordPress MU you will need to install this in
>> 'wp-content/mu-plugins/wp-super-cache/' and the file wp-cache.php must be
>> copied into the mu-plugins directory.
>> Must I do something like this too then? Also in the mu-plugins directory
>> one cannot put plugin folders like say the entire wp-recaptcha folder? Only
>> PHP scripts? In that case if I have more files like stylesheets and
>> libraries then I will need to do what you said in the above line right? Ah I
>> finally found what I was looking for:
>> add_submenu_page('wpmu-admin.php', __('WP Super Cache'), __('WP Super
>> Cache'), 'manage_options', __FILE__, 'wp_cache_manager');
>> add_options_page('WP Super Cache', 'WP Super Cache', 'manage_options',
>> __FILE__, 'wp_cache_manager');
>> That allows me to place the options page under the so called admin
>> settings or whatever, which was what someone was telling me about, I assume.
>> I guess is_site_admin is a WPMU only check then.
>> Thanks for any help you can provide Donncha!
>> On Thu, Jun 5, 2008 at 3:22 AM, Donncha O Caoimh <donncha at linux.ie>
>> wrote:
>>> Hi,
>>> The main difference between WP and MU for plugins is where the plugin
>>> lives. There is a plugins folder still, but there's also an mu-plugins
>>> folder too. Any file in mu-plugins will be included/loaded on every request.
>>> It's likely that your plugin will be dropped in there.
>>> Also, almost every user on an MU site is untrusted, even admins. The only
>>> people who should have access to edit css or html in your plugin are site
>>> admins. You can check if the current user is one by using the
>>> is_site_admin() function, any time after init.
>>> Donncha
>>> Jorge Peña wrote:
>>>> Hello, I'm the developer for a plugin (wp-recaptcha) and it has been my
>>>> intention (Due to many requests) to make it MU-capable, the only
>>>> 'problem'
>>>> is I haven't gotten around to figuring out what it is that this entails.
>>>> Does MU use actions and filters? The main filters I use are:
>>>> wp_head - CSS for the reCAPTCHA related things on the blog such as
>>>> hidden
>>>> emails (filter)
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> --
> - Blaenk Denum

- Blaenk Denum

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