multisite - Read For Learn

WordPress Multisite allow site admin to add user without email confirmation

You will not be able to enable the checkbox for non-super-admins as the code for it shows: <?php if ( is_multisite() && is_super_admin() ) { ?> <tr> <th scope=”row”><label for=”noconfirmation”><?php _e(‘Skip Confirmation Email’) ?></label></th> <td><label for=”noconfirmation”><input type=”checkbox” name=”noconfirmation” id=”noconfirmation” value=”1″ <?php checked( $new_user_ignore_pass ); ?> /> <?php _e( ‘Add the user without sending them a … Read more

WordPress Multisite: Adding actions to only one site

Use get_current_blog_id() to check the current site. To run on site 2 only, use this: function new_meta_values($order_id) { if ( 2 !== get_current_blog_id() ) return; /* the rest of the function code */ }

WordPress sharding: which multi-DB plugin to use?

Personally, I use none of them. And an NDB cluster instead. NDB is MySQL’s built-in master-master replication engine. The only limitation of NDB in practice is the lack of full text index. But you can always use yahoo or google’s API for searches within your site. I found it worth the extra redundancy, especially when … Read more

Changing Plugin Load Order

Don’t touch the load order, change the activation order instead. A working example can be found in this answer.

How Can I Centralize Content Usage and Approval in a WordPress Multi-Site installation

I believe that ThreeWP Broadcast is the plugin you should use. I’ve been using this plugin in WPMS to share (and link) content between blogs, and it works well. Basically, this plugin allows you to: duplicate a post from a blog to other blogs in the network options to create a link to those blogs, … Read more

Can upload doc and pdf but not ppt – not permitted for security reasons

Found it while digging around in multisite network admin settings: there is a setting called “Upload file types” (in the database it’s the row with meta_key = “upload_filetypes” in the wp_sitemeta table) which contains a list of allowed filetypes. Adding “ppt” to the list allows them to be uploaded.

Plugin Development: WPMU or WP?

You’ll need to test in both setups, because they behave differently in a lot of situations. Some of the most notable differences are: If you register an activation callback, you need to check if the activation was network-wide. If it was, run the activation logic for all the blogs instead of just the current one. … Read more

Create site programmatically for WPMU

first create a user from this function $user_id = wpmu_create_user( $username, $password, $email ); then used this function to create blog wpmu_create_blog( $newdomain, $path, $title, $user_id , array( ‘public’ => 1 ), $current_site->id ); for detail you can see this file /wp-admin/network/site-new.php after viewing this page you will have the exact idea what you want … Read more

How do I change the Multisite URL?

There are 5 values need to change. From database. wp_options: options named “siteurl” and “home” wp_site wp_sitemeta: the option named “siteurl” wp_blogs: any entries in the “domains” column that have the old domain name wp_#_options: Each sub-site will have sets of tables that correspond to the blog_id in the wp_blogs table. You need to go … Read more

How to share WordPress core library

Assuming all the installs are on the same instance and thus can have the same files shared between them, then the main thing you need to do is to have all the custom content stuff live outside of the main WordPress folders. So first, you’re going to want a fresh copy of WordPress somewhere, untouched … Read more

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