From 2f8dce44d3f2be74b5c6ec0a2e7f4ceced715328 Mon Sep 17 00:00:00 2001
From: pennae <github@quasiparticle.net>
Date: Wed, 13 Jul 2022 10:33:30 +0200
Subject: initial import

---
 src/api/auth/invite.rs | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 src/api/auth/invite.rs

(limited to 'src/api/auth/invite.rs')

diff --git a/src/api/auth/invite.rs b/src/api/auth/invite.rs
new file mode 100644
index 0000000..dd81540
--- /dev/null
+++ b/src/api/auth/invite.rs
@@ -0,0 +1,47 @@
+use base64::URL_SAFE_NO_PAD;
+use chrono::{Duration, Utc};
+use rocket::{http::uri::Reference, serde::json::Json, State};
+use serde::{Deserialize, Serialize};
+
+use crate::{api::auth, auth::Authenticated, crypto::SecretBytes, db::DbConn, Config};
+
+use super::WithVerifiedFxaLogin;
+
+pub(crate) async fn generate_invite_link(
+    db: &DbConn,
+    cfg: &Config,
+    ttl: Duration,
+) -> anyhow::Result<Reference<'static>> {
+    let code = base64::encode_config(&SecretBytes::<32>::generate().0, URL_SAFE_NO_PAD);
+    db.add_invite_code(&code, Utc::now() + ttl).await?;
+    Ok(Reference::parse_owned(format!("{}/#/register/{}", cfg.location, code))
+        .map_err(|e| anyhow!("url building failed at {e}"))?)
+}
+
+#[derive(Debug, Deserialize)]
+#[serde(deny_unknown_fields)]
+pub(crate) struct GenerateReq {
+    ttl_hours: u32,
+}
+
+#[derive(Debug, Serialize)]
+pub(crate) struct GenerateResp {
+    url: Reference<'static>,
+}
+
+#[post("/generate", data = "<req>")]
+pub(crate) async fn generate(
+    db: &DbConn,
+    cfg: &State<Config>,
+    req: Authenticated<GenerateReq, WithVerifiedFxaLogin>,
+) -> auth::Result<GenerateResp> {
+    if !req.context.verified {
+        return Err(auth::Error::UnverifiedSession);
+    }
+    let user = db.get_user_by_id(&req.context.uid).await?;
+    if user.email != cfg.invite_admin_address {
+        return Err(auth::Error::InvalidAuthToken);
+    }
+    let url = generate_invite_link(&db, &cfg, Duration::hours(req.body.ttl_hours as i64)).await?;
+    Ok(Json(GenerateResp { url }))
+}
-- 
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