Struct CacacheStorage 

pub struct CacacheStorage { /* private fields */ }

Available on crate feature cacache-storage only.

The cacache storage. Store the token and answer in the disk.

Implementations

impl CacacheStorage

pub fn new(cache_dir: impl Into<PathBuf>) -> Self

Create a new CacacheStorage instance with the cache directory.

pub fn cache_dir(&self) -> &Path

Get the cacache cache directory.

Trait Implementations

impl CaptchaStorage for CacacheStorage

type Error = Error

The error type of the storage.

async fn store_answer(&self, answer: String) -> Result<String, Self::Error>

Store the captcha token and answer.

async fn get_answer(&self, token: &str) -> Result<Option<String>, Self::Error>

Returns the answer of the captcha token. This method will return None if the token is not exist.

async fn clear_expired( &self, expired_after: Duration, ) -> Result<(), Self::Error>

Clear the expired captcha.

async fn clear_by_token(&self, token: &str) -> Result<(), Self::Error>

Clear the captcha by token.

fn new_captcha<G: CaptchaGenerator>( &self, generator: G, ) -> impl Future<Output = Result<(String, Vec<u8>), Either<Self::Error, G::Error>>> + Send

Create a new captcha image and return the answer and the image encoded as png.

impl Clone for CacacheStorage

fn clone(&self) -> CacacheStorage

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for CacacheStorage

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.