Sessions for Rocket.rs
https://crates.io/crates/rocket_session
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
2.0 KiB
73 lines
2.0 KiB
//! This demo is a page visit counter, with a custom cookie name, length, and expiry time.
|
|
//!
|
|
//! The expiry time is set to 10 seconds to illustrate how a session is cleared if inactive.
|
|
|
|
#[macro_use]
|
|
extern crate rocket;
|
|
|
|
use rocket::response::content::RawHtml;
|
|
use std::time::Duration;
|
|
|
|
#[derive(Default, Clone)]
|
|
struct SessionData {
|
|
visits1: usize,
|
|
visits2: usize,
|
|
}
|
|
|
|
// It's convenient to define a type alias:
|
|
type Session<'a> = rocket_session::Session<'a, SessionData>;
|
|
|
|
#[launch]
|
|
fn rocket() -> _ {
|
|
rocket::build()
|
|
.attach(
|
|
Session::fairing()
|
|
// 10 seconds of inactivity until session expires
|
|
// (wait 10s and refresh, the numbers will reset)
|
|
.with_lifetime(Duration::from_secs(10))
|
|
// custom cookie name and length
|
|
.with_cookie_name("my_cookie")
|
|
.with_cookie_len(20),
|
|
)
|
|
.mount("/", routes![index, about])
|
|
}
|
|
|
|
#[get("/")]
|
|
fn index(session: Session) -> RawHtml<String> {
|
|
// Here we build the entire response inside the 'tap' closure.
|
|
|
|
// While inside, the session is locked to parallel changes, e.g.
|
|
// from a different browser tab.
|
|
session.tap(|sess| {
|
|
sess.visits1 += 1;
|
|
|
|
RawHtml(format!(
|
|
r##"
|
|
<!DOCTYPE html>
|
|
<h1>Home</h1>
|
|
<a href="/">Refresh</a> • <a href="/about/">go to About</a>
|
|
<p>Visits: home {}, about {}</p>
|
|
"##,
|
|
sess.visits1, sess.visits2
|
|
))
|
|
})
|
|
}
|
|
|
|
#[get("/about")]
|
|
fn about(session: Session) -> RawHtml<String> {
|
|
// Here we return a value from the tap function and use it below
|
|
let count = session.tap(|sess| {
|
|
sess.visits2 += 1;
|
|
sess.visits2
|
|
});
|
|
|
|
RawHtml(format!(
|
|
r##"
|
|
<!DOCTYPE html>
|
|
<h1>About</h1>
|
|
<a href="/about">Refresh</a> • <a href="/">go home</a>
|
|
<p>Page visits: {}</p>
|
|
"##,
|
|
count
|
|
))
|
|
}
|
|
|