Checks if the current user has permissions to import new users.
_access_denied_splash
Displays an access denied message when a user tries to view a site’s dashboard they do not have access to.
sync_category_tag_slugs
Synchronizes category and post tag slugs when global terms are enabled.
format_code_lang
Returns the language for a language code.
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refresh_user_details
Cleans the user cache for a specific user.
update_user_status
Update the status of a user in the database.
upload_space_setting
Displays the site upload space quota setting form on the Edit Site Settings screen.
fix_import_form_size
Get the remaining upload space for this site.
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display_space_usage
Displays the amount of disk space used by the current site. Not used in core.
upload_is_user_over_quota
Check whether a site has used its allotted upload space.
wpmu_delete_user
Delete a user from the network and remove from all sites.
wpmu_delete_blog
Delete a site.
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check_upload_size
Determine if uploaded file exceeds space quota.
ms_deprecated_blogs_file
Deprecated functionality for determining whether a file is deprecated.
wpmu_get_blog_allowedthemes
Deprecated functionality for getting themes allowed on a specific site.