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use futures::{FutureExt, TryFutureExt};
use reqwest::header;
use serde::{Deserialize, Serialize};
/// Representation of an OAuth Access Token
#[derive(Serialize, Deserialize)]
pub struct AccessToken {
me: String,
client_id: String,
scope: String,
}
impl AccessToken {
pub fn me(&self) -> &str {
&self.me
}
pub fn client_id(&self) -> &str {
&self.client_id
}
pub fn scopes(&self) -> impl Iterator<Item = &str> + '_ {
self.scope.split_ascii_whitespace()
}
}
/// Verification Service takes an Authorization header and checks if it's valid.
pub struct VerificationService {
token_endpoint: String,
client: reqwest::Client,
}
impl VerificationService {
pub fn new<S>(token_endpoint: S) -> VerificationService
where
S: Into<String>,
{
VerificationService {
token_endpoint: token_endpoint.into(),
client: reqwest::Client::new(),
}
}
pub async fn validate(&self, auth_token: &str) -> Result<AccessToken, impl std::error::Error> {
self.client
.get(&self.token_endpoint)
.header(header::AUTHORIZATION, auth_token)
.send()
.map(|res| res.and_then(|r| r.error_for_status()))
.and_then(|resp| resp.json())
.await
}
}
|
