Recovery progress page

crates/handlers/src/lib.rs

@@ -385,6 +385,10 @@ where
             mas_router::AccountRecoveryStart::route(),
             get(self::views::recovery::start::get).post(self::views::recovery::start::post),
         )
+        .route(
+            mas_router::AccountRecoveryProgress::route(),
+            get(self::views::recovery::progress::get),
+        )
         .route(
             mas_router::OAuth2AuthorizationEndpoint::route(),
             get(self::oauth2::authorization::get),

crates/handlers/src/views/recovery/mod.rs

@@ -12,4 +12,5 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+pub mod progress;
 pub mod start;

crates/handlers/src/views/recovery/progress.rs

@@ -0,0 +1,64 @@
+// Copyright 2024 The Matrix.org Foundation C.I.C.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+use axum::{
+    extract::{Path, State},
+    response::{Html, IntoResponse, Response},
+};
+use mas_axum_utils::{cookies::CookieJar, csrf::CsrfExt, FancyError, SessionInfoExt};
+use mas_router::UrlBuilder;
+use mas_storage::{BoxClock, BoxRepository, BoxRng};
+use mas_templates::{RecoveryProgressContext, TemplateContext, Templates};
+use ulid::Ulid;
+
+use crate::PreferredLanguage;
+
+pub(crate) async fn get(
+    mut rng: BoxRng,
+    clock: BoxClock,
+    mut repo: BoxRepository,
+    State(templates): State<Templates>,
+    State(url_builder): State<UrlBuilder>,
+    PreferredLanguage(locale): PreferredLanguage,
+    cookie_jar: CookieJar,
+    Path(id): Path<Ulid>,
+) -> Result<Response, FancyError> {
+    let (session_info, cookie_jar) = cookie_jar.session_info();
+    let (csrf_token, cookie_jar) = cookie_jar.csrf_token(&clock, &mut rng);
+
+    let maybe_session = session_info.load_session(&mut repo).await?;
+    if maybe_session.is_some() {
+        // TODO: redirect to continue whatever action was going on
+        return Ok((cookie_jar, url_builder.redirect(&mas_router::Index)).into_response());
+    }
+
+    let Some(recovery_session) = repo.user_recovery().lookup_session(id).await? else {
+        // XXX: is that the right thing to do?
+        return Ok((
+            cookie_jar,
+            url_builder.redirect(&mas_router::AccountRecoveryStart),
+        )
+            .into_response());
+    };
+
+    let context = RecoveryProgressContext::new(recovery_session)
+        .with_csrf(csrf_token.form_value())
+        .with_language(locale);
+
+    repo.save().await?;
+
+    let rendered = templates.render_recovery_progress(&context)?;
+
+    Ok((cookie_jar, Html(rendered)).into_response())
+}