wp_upload_dir()
Function: Returns an array containing the current upload directory’s path and URL.
Source: wp-includes/functions.php:2338
wp_nonce_url()
Function: Retrieves URL with nonce added to URL query.
Source: wp-includes/functions.php:1847
wp_nonce_field()
Function: Retrieves or display nonce hidden field for forms.
Source: wp-includes/functions.php:1878
wp_referer_field()
Function: Retrieves or displays referer hidden field for forms.
Source: wp-includes/functions.php:1904
wp_original_referer_field()
Function: Retrieves or displays original referer hidden field for forms.
Source: wp-includes/functions.php:1929
wp_get_referer()
Function: Retrieves referer from ‘_wp_http_referer’ or HTTP referer.
Source: wp-includes/functions.php:1954
wp_get_raw_referer()
Function: Retrieves unvalidated referer from ‘_wp_http_referer’ or HTTP referer.
Source: wp-includes/functions.php:1977
wp_get_original_referer()
Function: Retrieves original referer that was posted, if it exists.
Source: wp-includes/functions.php:1994
wp_mkdir_p()
Function: Recursive directory creation based on full path.
Source: wp-includes/functions.php:2012
path_is_absolute()
Function: Tests if a given filesystem path is absolute.
Source: wp-includes/functions.php:2089