You need the following: 1) Enable WordPress Multisite in your main domain The Ultimate WordPress Multi Site Network Management Guide (tutorial) Multisite Rationale (case study, tips, tools) 2) Install the plugin WordPress MU Domain Mapping Multisite Domain Mapping Tutorial Here’s a workaround to make Domain Mapping work in GoDaddy and Dreamhost shared hosting (may apply … Read more
You can use the switch_to_blog() function. Whatever you call within the function would be just like you are pulling in any content, but from that particular blog ID.
Okay, RewriteEngine On RewriteBase / # Blog ID1 Rewrite Rules RewriteCond %{HTTP_HOST} ^(www\.)?primary-domain.co.uk [NC] RewriteRule ^about/careers/$ contact/careers/ [R=301,NC,L] RewriteRule ^glossary.html$ sitemap/ [R=301,NC,L] # Blog ID3 Rewrite Rules RewriteCond %{HTTP_HOST} ^(www\.)?mapped-domain3.co.uk [NC] RewriteRule ^about/$ http://primary-domain.co.uk/about/ [R=301,NC,L] RewriteRule ^news/$ http://primary-domain.co.uk/news/ [R=301,NC,L] This works, there’s 158 more lines to my particular site but you get the idea. I … Read more
You can use the add_user_to_blog function after creating the user. $userid = 1; $blogid = 5; $role=”administrator”; add_user_to_blog( $blogid, $userid, $role );
This has to do with the cookie domain. It is set for each domain, which prevents network-wide logins. You can try setting COOKIE_DOMAIN constant in your wp-config.php. For example setting it to empty, which prevents WordPress from changing the cookie domain for each site: define( ‘COOKIE_DOMAIN’, ” ); Maybe you need to set some other … Read more
On multisite it’s still a single user table for all websites. It identify user relationship with sites on the table wp_usermeta, under the following user meta keys: wp_x_capabilities wp_x_user_level There are other meta keys for user options. But I guess there is no difference on other meta fields (like name, display name and etc), so … Read more
As per the instructions for setting up WordPress MU Domain Mapping, sunrise.php needs to be placed directly in your /wp-content directory. It’s not a plugin in the traditional sense, so can’t be placed in mu-plugins (or even plugins for that matter). Setting up this plugin can take a bit of manual work so take care … Read more
Here’s a REST API recipe for latest post per site on a multi-site, for relatively few sites: Use get_sites(), loop over sites and switch to each site, query latest post on each site, collect data, order data by utime, serve data Example REST Routes https://example.com/wp-json/wpse/v1/latest-post-per-site https://example.com/wp-json/wpse/v1/latest-post-per-site?number=10 https://example.com/wp-json/wpse/v1/latest-post-per-site?debug Example Plugin Here’s a demo plugin implementing the … Read more
Assuming sd1.mysite.com and sd2.mysite.com are single WordPress installs. You can create mysite.com as a WordPress Multisite, you can then export the posts, users, etc and reimport to the new multisite version of sd1 or sd2 using: https://en-ca.wordpress.org/plugins/wordpress-importer/ You will need to include the themes, plugins as well in the new multisite install. If sd1.mysite.com and … Read more
This plugin does it: http://premium.wpmudev.org/project/ad-sharing (it is a paid membership site).