From 936f851fdb120dd0b46c4effeabe0dbb508d4d3d Mon Sep 17 00:00:00 2001
From: Quentin Dufour <quentin@deuxfleurs.fr>
Date: Sun, 21 Apr 2024 13:47:45 +0200
Subject: Do not silently drop an invalid frame

---
 aero-proto/src/dav/codec.rs    |  8 ++++++--
 aero-proto/src/dav/node.rs     |  6 ++++--
 aero-proto/src/dav/resource.rs | 35 ++++++++++++++++++++++++++++++++---
 3 files changed, 42 insertions(+), 7 deletions(-)

diff --git a/aero-proto/src/dav/codec.rs b/aero-proto/src/dav/codec.rs
index 08af2fe..e317a03 100644
--- a/aero-proto/src/dav/codec.rs
+++ b/aero-proto/src/dav/codec.rs
@@ -70,8 +70,12 @@ pub(crate) fn serialize<T: dxml::QWrite + Send + 'static>(status_ok: hyper::Stat
 pub(crate) async fn deserialize<T: dxml::Node<T>>(req: Request<Incoming>) -> Result<T> {
     let stream_of_frames = BodyStream::new(req.into_body());
     let stream_of_bytes = stream_of_frames
-        .try_filter_map(|frame| async move { Ok(frame.into_data().ok()) })
-        .map_err(|err| std::io::Error::new(std::io::ErrorKind::Other, err));
+        .map_ok(|frame| frame.into_data())
+        .map(|obj| match obj {
+            Ok(Ok(v)) => Ok(v),
+            Ok(Err(_)) => Err(std::io::Error::new(std::io::ErrorKind::Other, "conversion error")), 
+            Err(err) => Err(std::io::Error::new(std::io::ErrorKind::Other, err)),
+        });
     let async_read = tokio_util::io::StreamReader::new(stream_of_bytes);
     let async_read = std::pin::pin!(async_read);
     let mut rdr = dxml::Reader::new(quick_xml::reader::NsReader::from_reader(async_read)).await?;
diff --git a/aero-proto/src/dav/node.rs b/aero-proto/src/dav/node.rs
index b0f97a5..96bd52b 100644
--- a/aero-proto/src/dav/node.rs
+++ b/aero-proto/src/dav/node.rs
@@ -1,4 +1,5 @@
 use anyhow::Result;
+use futures::Stream;
 use futures::future::BoxFuture;
 
 use aero_dav::types as dav;
@@ -6,6 +7,7 @@ use aero_dav::realization::All;
 use aero_collections::user::User;
 
 type ArcUser = std::sync::Arc<User>;
+pub(crate) type Content = Box<dyn Stream<Item=Result<u64>>>;
 
 pub(crate) enum PutPolicy {
     CreateOnly,
@@ -28,8 +30,8 @@ pub(crate) trait DavNode: Send {
     fn supported_properties(&self, user: &ArcUser) -> dav::PropName<All>;
     /// Get the values for the given properties
     fn properties(&self, user: &ArcUser, prop: dav::PropName<All>) -> Vec<dav::AnyProperty<All>>;
-    /// Put a child
-    //fn put(&self, policy: PutPolicy, stream: TryStream) -> BoxFuture<Result<dyn DavNode>>;
+    /// Put an element (create or update)
+    fn put(&self, policy: PutPolicy, stream: Content) -> BoxFuture<Result<()>>;
     /// Get content
     //fn content(&self) -> TryStream;
 
diff --git a/aero-proto/src/dav/resource.rs b/aero-proto/src/dav/resource.rs
index fec8bcb..2269de2 100644
--- a/aero-proto/src/dav/resource.rs
+++ b/aero-proto/src/dav/resource.rs
@@ -2,7 +2,7 @@ use std::sync::Arc;
 type ArcUser = std::sync::Arc<User>;
 
 use anyhow::{anyhow, Result};
-use futures::stream::StreamExt;
+use futures::stream::{TryStream, StreamExt};
 use futures::{future::BoxFuture, future::FutureExt};
 
 use aero_collections::{user::User, calendar::Calendar, davdag::BlobId};
@@ -12,7 +12,7 @@ use aero_dav::acltypes as acl;
 use aero_dav::realization::{All, self as all};
 
 
-use crate::dav::node::DavNode;
+use crate::dav::node::{DavNode, PutPolicy, Content};
 
 #[derive(Clone)]
 pub(crate) struct RootNode {}
@@ -60,6 +60,10 @@ impl DavNode for RootNode {
             v => dav::AnyProperty::Request(v),
         }).collect()
     }
+
+    fn put(&self, policy: PutPolicy, stream: Content) -> BoxFuture<Result<()>> {
+        todo!()
+    }
 }
 
 #[derive(Clone)]
@@ -111,10 +115,18 @@ impl DavNode for HomeNode {
             ])),
             dav::PropertyRequest::GetContentType => dav::AnyProperty::Value(dav::Property::GetContentType("httpd/unix-directory".into())),
             dav::PropertyRequest::Extension(all::PropertyRequest::Cal(cal::PropertyRequest::CalendarHomeSet)) => 
-                dav::AnyProperty::Value(dav::Property::Extension(all::Property::Cal(cal::Property::CalendarHomeSet(dav::Href(/*CalendarListNode{}.path(user)*/ todo!()))))),
+                dav::AnyProperty::Value(dav::Property::Extension(all::Property::Cal(cal::Property::CalendarHomeSet(dav::Href(
+                    //@FIXME we are hardcoding the calendar path, instead we would want to use
+                    //objects
+                    format!("/{}/calendar/", user.username)
+                ))))),
             v => dav::AnyProperty::Request(v),
         }).collect()
     }
+
+    fn put(&self, policy: PutPolicy, stream: Content) -> BoxFuture<Result<()>> {
+        todo!()
+    }
 }
 
 #[derive(Clone)]
@@ -184,6 +196,10 @@ impl DavNode for CalendarListNode {
             v => dav::AnyProperty::Request(v),
         }).collect()
     }
+
+    fn put(&self, policy: PutPolicy, stream: Content) -> BoxFuture<Result<()>> {
+        todo!()
+    }
 }
 
 #[derive(Clone)]
@@ -270,6 +286,10 @@ impl DavNode for CalendarNode {
             v => dav::AnyProperty::Request(v),
         }).collect()
     }
+
+    fn put(&self, policy: PutPolicy, stream: Content) -> BoxFuture<Result<()>> {
+        todo!()
+    }
 }
 
 const FAKE_ICS: &str = r#"BEGIN:VCALENDAR
@@ -350,6 +370,10 @@ impl DavNode for EventNode {
             v => dav::AnyProperty::Request(v),
         }).collect()
     }
+
+    fn put(&self, policy: PutPolicy, stream: Content) -> BoxFuture<Result<()>> {
+        todo!()
+    }
 }
 
 #[derive(Clone)]
@@ -383,4 +407,9 @@ impl DavNode for CreateEventNode {
     fn properties(&self, _user: &ArcUser, prop: dav::PropName<All>) -> Vec<dav::AnyProperty<All>> {
         vec![]
     }
+
+    fn put(&self, policy: PutPolicy, stream: Content) -> BoxFuture<Result<()>> {
+        //@TODO write file
+        todo!()
+    }
 }
-- 
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