Plug v1.10.4 Plug.Session.Store behaviour View Source
Specification for session stores.
Link to this section Summary
Types
The cookie value that will be sent in cookie headers. This value should be base64 encoded to avoid security issues.
The session contents, the final data to be stored after it has been built
with Plug.Conn.put_session/3 and the other session manipulating functions.
The internal reference to the session in the store.
Functions
Gets the store name from an atom or a module.
Callbacks
Removes the session associated with given session id from the store.
Parses the given cookie.
Initializes the store.
Stores the session associated with given session id.
Link to this section Types
Specs
cookie() :: binary()
The cookie value that will be sent in cookie headers. This value should be base64 encoded to avoid security issues.
Specs
session() :: map()
The session contents, the final data to be stored after it has been built
with Plug.Conn.put_session/3 and the other session manipulating functions.
Specs
sid() :: term() | nil
The internal reference to the session in the store.
Link to this section Functions
Gets the store name from an atom or a module.
iex> Plug.Session.Store.get(CustomStore)
CustomStore
iex> Plug.Session.Store.get(:cookie)
Plug.Session.COOKIELink to this section Callbacks
Specs
delete(Plug.Conn.t(), sid(), Plug.opts()) :: :ok
Removes the session associated with given session id from the store.
Specs
get(Plug.Conn.t(), cookie(), Plug.opts()) :: {sid(), session()}
Parses the given cookie.
Returns a session id and the session contents. The session id is any value that can be used to identify the session by the store.
The session id may be nil in case the cookie does not identify any value in the store. The session contents must be a map.
Specs
Initializes the store.
The options returned from this function will be given
to get/3, put/4 and delete/3.
Specs
put(Plug.Conn.t(), sid(), any(), Plug.opts()) :: cookie()
Stores the session associated with given session id.
If nil is given as id, a new session id should be
generated and returned.