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<?php // phpcs:ignore
class Snapshot_Helper_Fs {
public function __construct () {
}
/**
* Get full path to current home directory
*
* @return mixed (string)Full path to directory if it's writable, (bool)false on failure
*/
public function get_home_dir () {
$path = realpath('~/');
if (empty($path))
$path = getenv('HOME');
if (empty($path)) return false;
$path = wp_normalize_path($path);
return is_writable($path)
? $path
: false
;
}
/**
* Get full path to document root directory
*
* @return mixed (string)Full path to directory if it's writable, (bool)false on failure
*/
public function get_webroot () {
$path = getenv('DOCUMENT_ROOT');
if (empty($path))
$path = $_SERVER['DOCUMENT_ROOT'];
if (empty($path)) return false;
$path = wp_normalize_path($path);
return is_writable($path)
? $path
: false
;
}
/**
* Gets WP uploads directory
*
* @return string WordPress uploads directory
*/
public function get_uploads () {
$wp_upload_dir = wp_upload_dir();
return wp_normalize_path(realpath($wp_upload_dir['basedir']));
}
/**
* Determine writeable directory default location
*
* Try to set up the directory outside server root, if at all possible,
* and fall back to uploads if nothing else works out
*
* 1) user dir
* 2) one level above the server root
* 3) uploads
*
* @return string Writeable home directory
*/
public function get_snapshot_base_dir () {
$directory = false;
$path = $this->get_home_dir();
if (empty($path)) {
$path = $this->get_webroot();
if (!empty($path)) {
$path = realpath("{$path}/../");
}
}
if (empty($path))
$path = $this->get_uploads();
$directory = !empty($path) && is_writable($path)
? wp_normalize_path($path)
: false
;
return $directory;
}
}