Check whether a blogname is already taken.Used during the new site registration process to ensure that each blogname is unique.
938
Continue readingCheck whether a blogname is already taken.Used during the new site registration process to ensure that each blogname is unique.
938
Continue readingCheck an array of MIME types against a whitelist.WordPress ships with a set of allowed upload filetypes, which is defined in wp-includes/functions.php in get_allowed_mime_types(). This function is used to filter that list against the filetype whitelist provided by Multisite Super Admins at wp-admin/network/settings.php.
609
Continue readingAdd a user to a blog.Use the ‘add_user_to_blog’ action to fire an event when users are added to a blog.
383
Continue reading