The Xmf\Key\FileStorage
class implements Xmf\Key\StorageInterface using files in XOOPS_VAR_PATH/data/ directory to persist keys.
Save key data $data under the name $name.
Returns true if successful, otherwise false.
Fetch key data stored under the name $name.
Returns the stored key data if successful, otherwise false.
Check for the existence of a key under the name $name.
Returns true if a key named $name exists, otherwise false.
Delete a any key stored under the name $name.
Returns true if successful, otherwise false.