Questions tagged [mu-plugins]
Must Use Plugins are loaded without a manual activation. They are stored in wp-content/mu-plugins and don’t need a regular plugin header.
33
questions
0
votes
0answers
28 views
register_theme_directory() not working from mu-plugin
I have a must use plugin that uses register_theme_directory() but no matter what path I pass in, it always returns false.
For some background I am using domain based database switching in the wp-...
-1
votes
2answers
46 views
Mu-plugin causes entire site to crash [closed]
I think i'm probably doing something daft here. Every time i try to include this as a mu-plugin it takes down the test site though.
<?php
if( is_plugin_active( '/public_html/wp-content/plugins/...
0
votes
2answers
70 views
Add OR in mu-plugin to check if one of multiple users is the logged in user
I've searched through WordPress Development and couldn't find the answer, so I either didn't search very well or I couldn't figure out the actual term I needed to search for...
I am trying to create ...
0
votes
1answer
505 views
How to update mu-plugin
I'm managing a wordpress site that was developed by another party, and they put a bunch of plugins in the mu-plugins folder. These plugins can't be updated via the default interface of WordPress, and ...
2
votes
1answer
183 views
How to activate an mu-plugin with wp-cli
Do I need some extra WP-CLI bundle to activate mu-plugins via command line? I can't find anything about that in the docs. Are mu-plugins treated differently by WP-CLI?
I created /wp-content/mu-...
0
votes
0answers
377 views
Is it possible to store Custom Post Type data in separate set of tables and still have wp_post class functionality?
I have a couple of custom post types (course and assignment) for an custom LMS plugin that I'm building. The course CPT represents content that is produced internally by the company. The assignment ...
2
votes
1answer
152 views
POEdit with Custom mu-plugins code
I have a very strict directory structure I must adhere to within mu-plugins, but I would like POEdit to be able to help me generate translation files for specific code within this structure, while ...
1
vote
2answers
3k views
How to send user data in json format to another server when user register on wordpress site in PHP
How to send user data in json format to another server when user register on wordpress site in PHP. I have a server url is like
(http://1.2.3.4:49005/SingleMethodName=...
2
votes
2answers
433 views
Translation of plugin in MU-PLUGINS directory not working
I have successfully translated a child theme, but not the same result in mu-plugins folder.
The name of the plugin is "mu-functions.php".
In this file I have added the "Text Domain: mu-functions" in ...
0
votes
0answers
53 views
mu-plugins body_class filter not working
So this code was working fine in mu-plugins until an update back in september or so...
function save_cookie_class( $classes ) {
array_push( $classes, isset($_COOKIE['some_cookie']) );
...
0
votes
1answer
673 views
mu-plugins Aren't Loading - Need Help
I've looked at other posts regarding mu-plugins but I don't understand yet. Here's the situation: My site is hosted by a service that automatically set up 2 caching plugins. Cloudflare and OP Cache....
0
votes
1answer
160 views
ignoring, hidding mu plugins when wp-cli is run
wp-cli & a mu plugin don't get along causing the following error:
"Fatal error: Call to a member function getAdminOptions() on null in
/wp-content/mu-plugins/mobile-smart-proMU.php"
Line of ...
0
votes
1answer
30 views
Code Executing Too Late?
I created an mu-plugins folder with this block of code in it:
if ( $_SERVER["HTTP_HOST"] === "domain1.com" ) { $sitetype = one; }
if ( $_SERVER["HTTP_HOST"] === "domain2.com" ) { $sitetype = two; }
...
0
votes
1answer
58 views
mu-plugins is there something special I need to do to make it work?
I created a mu-plugins directory in wp-content
As long as it is empty, I have no issue, but the moment I put a file in there, even if the file is like this:
filename: somecode.php
filecontent:
<?...
0
votes
1answer
63 views
Must use Plugin not updating HTML code in head
I am trying to insert code in head tag through MU Plugin. I don't know why head tag and init is not updating by using add_action('wp_head', 'my_function') and add_action('init', 'my_function2'). My ...
1
vote
2answers
293 views
Get post/page data outside the loop
I'm trying to make a mu-plugin dedicated to make OpenGraph tags for my website, since the current plugin in WP directory arent updated for ages.
But i ran with several headaches trying to get post or ...
0
votes
1answer
82 views
What Are the Advantages of Using an mu-plugin
What is the advantage of putting code in a mu-plugin as appose to a plugin or child theme? What is the proper usage for the mu-plugin? I mean I can just put code in my child theme but is that the ...
5
votes
1answer
2k views
Customize default settings on new sites on multisite
As the title states i need an approach to change default settings when a new site is created on my wordpress multi site.
I guess its easiest to keep the code in a mu-plugin but can a go about having ...
0
votes
1answer
227 views
Certain functions are undefined when called form mu-plugins
I have a correctly formatted php functions file in my mu-plugins/ directory.
When trying to use wp_is_mobile() or current_user_can(), I get an undefined function error.
Fatal error: Call to undefined ...
6
votes
1answer
348 views
Auto Load Plugin Hooks inside Must Use Plugin
I am creating a custom MU plugin to run on a multi-site network. I am working on a function that will dynamically include files containing additional action and filter hooks based on the active ...
0
votes
1answer
30 views
Are mu-plugins plugins still deployed via wordpress.org/plugins?
I'm getting ready to publish my first plugin. I've decided to put it in mu-plugin, because if you removed it, it would break other code dependent on it. (It's a developer tool for logging variables to ...
4
votes
1answer
153 views
Namespacing WordPress project according to FIG standards
I am trying to wrap my head around the namespaces, autoloaders and FIG standards and most importantly how to achieve their integration to WordPress as close as possible.
Here is my file structure, ...
4
votes
1answer
2k views
Must-use plugins autoloader: How to use get_plugins() correctly?
My autoloader class is responsible for loading must-use plugins that do not sit in the root of the mu-plugins folder. To locate them, I need to use the get_plugins() function. According to Codex, the ...
1
vote
2answers
604 views
Hide mu-plugins list
I'm using mu-plugins, http://codex.wordpress.org/Must_Use_Plugins.
These plugins are showing in plugins.php, http://d.pr/i/JIvX.
Is there any way to hide it?
Thanks.
0
votes
1answer
612 views
Define constant for one plugin in mu-plugin
I'm trying to define the constant ACF_Lite as true so that the interface of the Advanced Custom Fields plugin is hidden on all of my multisite subsites except the parent. For clarity and ...
0
votes
3answers
751 views
How can woocommerce be used in mu-plugins folder?
I don't want clients to deactivate woocommerce plugin even by mistake. And I have recently come across a concept called must use plugins in wordpress. (http://codex.wordpress.org/Must_Use_Plugins)
...
2
votes
4answers
2k views
Can the wp-plugins (Must Use Plugins) URL be targeted for use in functions.php?
Can the wp-plugins (Must Use Plugins) URL be targeted for use in functions.php? I have a mu-functions.php file in the mu-plugins folder. One function calls a javascript file (alerts.js) located in ...
1
vote
1answer
1k views
Using WP_Query within an mu-plugin
I'm trying to create a list of parent IDs for a custom post type for use within a "must use" plugin I'm developing on a project.
Here's the code I'm using to generate the query:
$cpt_parents = new ...
0
votes
3answers
3k views
No first_name or user_firstname property in WP_User object
I'm writing a basic plugin. Here's my code:
$new_user = get_userdata($user_id);
$first_name1 = $new_user->user_firstname;
$last_name1 = $new_user->user_lastname;
echo "<" . $first_name1 ...
9
votes
1answer
318 views
How to prevent redirect to 'About' after core upgrade?
In wp-admin/includes/update-core.php we find the following line:
add_action( '_core_updated_successfully', '_redirect_to_about_wordpress' );
I want to remove this action, so I created a mu plugin ...
2
votes
2answers
1k views
How to use a Must-Use plugin to hide a regular one and to hide itself?
When solving this issue ( Change admin language based on user (in single-site) ), I did a function so that the plugin would auto-hide from all users except one (me:).
The flaw is that it only auto-...
1
vote
1answer
723 views
How the mu-plugins Folder Works in a Multisite Installation?
I'm a little confused about when I should be placing plugin files into mu-plugins. I know it's Must-Use plugins and I know that they are automatically enabled.
In the network setting, though, does ...
9
votes
2answers
7k views
Plugins in mu-plugins folder are not loaded
I'm trying to load plugins automatically by putting the plugins into mu-plugins folder. But if the plugin is put in a folder, it isn't loaded. I tried some popular plugins such as W3 Total Cache, ...
