@G.M.’s idea to cache the check has lead me to the following helper function. I’ve put it into the global namespace to have it available everywhere. The function doesn’t say anything about the blog status, just if it exists and is not marked as deleted. The database query is very fast (0.0001 seconds) and runs … Read more
Joining two answers(*), I’ve done a plugin to add a custom meta option when registering a new site (front and back end) and display its value in a column in the Sites screen. Multisite Categories … (*) code references 1 – WordPress + Multisite: How to add custom blog options to Add New Site form … Read more
If I were to hire a WordPress developer, my wish list would look like this: Knows HTML and CSS inside and out; Has at least a basic grasp of JavaScript; Knows their way around PHP, and produces beautiful code (clean, consistent, DRY) Has a good grasp of database design and SQL: if I show you … Read more
Try a different approach. Instead of using plugins, I suggest modifying wordpress a little as described in the following answer. https://stackoverflow.com/a/39195424/3157038 So in your case you should setup the wordpress installations like this: mysite.com root: */domains/mysite.com/public_html db: user_mysite table prefix: root_ mysite.com/itsupport root: */domains/mysite.com/public_html/itsupport db: user_mysite table prefix: itsupport_ than in addition to the configuration … Read more
I’ve gone through the steps to extract a site from a multisite install to a single instance now: Set up a clean copy of WP but don’t install it Find the site ID Copy the files from blogs.dir/ID/files to the new WP uploads folder Copy the theme the site uses and any plugins it uses … Read more
First Clear Browser Cache (including cookies) + server cache from cache plugins etc. Then set the following in your wp-config.php file: define(‘ADMIN_COOKIE_PATH’, “https://wordpress.stackexchange.com/”); define(‘COOKIE_DOMAIN’, ”); define(‘COOKIEPATH’, ”); define(‘SITECOOKIEPATH’, ”); Also, you may checkout the answer from HERE: define(‘WP_ALLOW_MULTISITE’, true); define(‘MULTISITE’, true); define(‘SUBDOMAIN_INSTALL’, false); define(‘DOMAIN_CURRENT_SITE’, ‘your-domain.com’); define(‘PATH_CURRENT_SITE’, “https://wordpress.stackexchange.com/”); define(‘SITE_ID_CURRENT_SITE’, 1); define(‘BLOG_ID_CURRENT_SITE’, 1); define(‘SUNRISE’, ‘on’); If it … Read more
The WordPress function switch_to_blog() expects an integer as an input parameter. You can read more about it in the Codex: http://codex.wordpress.org/Function_Reference/switch_to_blog Please try this kind of structure instead: // Get the current blog id $original_blog_id = get_current_blog_id(); // All the blog_id’s to loop through $bids = array( 1, 2 ); foreach( $bids as $bid ) … Read more
I know it’s old but I fixed it! i installed WP MU in a subfolder. htaccess: RewriteEngine On RewriteBase /YOUR_SUBFOLDER RewriteRule ^index\.php$ – [L] # add a trailing slash to /wp-admin RewriteRule ^([_0-9a-zA-Z-]+/)?wp-admin$ $1wp-admin/ [R=301,L] RewriteCond %{REQUEST_FILENAME} -f [OR] RewriteCond %{REQUEST_FILENAME} -d RewriteRule ^ – [L] RewriteRule ^([_0-9a-zA-Z-]+/)?(wp-(content|admin|includes).*) $2 [L] RewriteRule ^([_0-9a-zA-Z-]+/)?(.*\.php)$ $2 [L] RewriteRule … Read more
function __add_global_categories( $term_id ) { if ( get_current_blog_id() !== BLOG_ID_CURRENT_SITE || ( !$term = get_term( $term_id, ‘category’ ) ) ) return $term_id; // bail if ( !$term->parent || ( !$parent = get_term( $term->parent, ‘category’ ) ) ) $parent = null; global $wpdb; $blogs = $wpdb->get_col( “SELECT blog_id FROM {$wpdb->blogs} WHERE site_id = ‘{$wpdb->siteid}'” ); foreach … Read more
For me it was changing old domain entries in database tables wp_blogs and wp_site to the new domain of the multisite’s main domain. I haven’t done this after the migration to a new domain.