Path Helper
The Path Helper file contains functions that permits you to work with file paths on the server. This helper is loaded using the following code:
ee()->load->helper('path');
Available Functions
set_realpath($path[, $check_existence = FALSE])
| Parameter | Type | Description |
|---|---|---|
| $path | String |
Path |
| $check_existence | Bool |
Whether to check if the path actually exists |
| Returns | String |
An absolute path |
This function will return a server path without symbolic links or relative directory structures. An optional second argument will cause an error to be triggered if the path cannot be resolved.
Examples:
$file = '/etc/php5/apache2/php.ini';
echo set_realpath($file); // Prints '/etc/php5/apache2/php.ini'
$non_existent_file = '/path/to/non-exist-file.txt';
echo set_realpath($non_existent_file, TRUE); // Shows an error, as the path cannot be resolved
echo set_realpath($non_existent_file, FALSE); // Prints '/path/to/non-exist-file.txt'
$directory = '/etc/php5';
echo set_realpath($directory); // Prints '/etc/php5/'
$non_existent_directory = '/path/to/nowhere';
echo set_realpath($non_existent_directory, TRUE); // Shows an error, as the path cannot be resolved
echo set_realpath($non_existent_directory, FALSE); // Prints '/path/to/nowhere'