|wp-includes/functions.php: wp_upload_dir()|| |
Returns an array containing the current upload directory’s path and URL.
|wp-includes/plugin.php: apply_filters()|| |
Calls the callback functions that have been added to a filter hook.
|wp-includes/ms-functions.php: pre_get_space_used|| |
Filters the amount of storage space used by the current site, in megabytes.
|wp-includes/functions.php: get_dirsize()|| |
Get the size of a directory.