Sketch message response

Reviewed-on: lavina/lavina#67

crates/projection-xmpp/src/presence.rs

@@ -4,8 +4,9 @@ use anyhow::Result;
 use quick_xml::events::Event;
 
 use lavina_core::room::RoomId;
-use proto_xmpp::bind::{Jid, Name, Server};
+use proto_xmpp::bind::{Jid, Name, Resource, Server};
 use proto_xmpp::client::Presence;
+use proto_xmpp::muc::{Delay, HistoryMessage, XUser};
 use proto_xmpp::xml::{Ignore, ToXml};
 
 use crate::XmppConnection;
@@ -22,8 +23,11 @@ impl<'a> XmppConnection<'a> {
                 // resources in MUCs are members' personas – not implemented (yet?)
                 resource: Some(_),
             }) if server.0 == self.hostname_rooms => {
-                let response = self.muc_presence(&name).await?;
-                response.serialize(output);
+                let muc_join_response = self.muc_presence(&name).await?;
+                muc_join_response.serialize(output);
+
+                let history_on_join_response = self.send_history_on_join().await?;
+                history_on_join_response.serialize(output)
             }
             _ => {
                 // TODO other presence cases
@@ -59,11 +63,10 @@ impl<'a> XmppConnection<'a> {
         }
     }
 
-    // todo: return Presence and serialize on the outside.
-    async fn muc_presence(&mut self, name: &Name) -> Result<(Presence<()>)> {
+    async fn muc_presence(&mut self, name: &Name) -> Result<(Presence<XUser>)> {
         let a = self.user_handle.join_room(RoomId::from(name.0.clone())?).await?;
         // TODO handle bans
-        let response = Presence::<()> {
+        let response = Presence {
             to: Some(Jid {
                 name: Some(self.user.xmpp_name.clone()),
                 server: Server(self.hostname.clone()),
@@ -74,23 +77,48 @@ impl<'a> XmppConnection<'a> {
                 server: Server(self.hostname_rooms.clone()),
                 resource: Some(self.user.xmpp_muc_name.clone()),
             }),
+            custom: vec![XUser],
             ..Default::default()
         };
         Ok(response)
     }
+    async fn send_history_on_join(&self) -> Result<(HistoryMessage)> {
+        Ok(HistoryMessage {
+            id: "kek".to_string(),
+            to: Jid {
+                name: Some(Name("tester".into())),
+                server: Server("localhost".into()),
+                resource: Some(Resource("tester".into())),
+            },
+            from: Jid {
+                name: Some(Name("tester".into())),
+                server: Server("localhost".into()),
+                resource: Some(Resource("tester".into())),
+            },
+            delay: Delay::new(
+                Jid {
+                    name: Some(Name("tester".into())),
+                    server: Server("localhost".into()),
+                    resource: Some(Resource("tester".into())),
+                },
+                "2021-10-10T10:10:10Z".to_string(),
+            ),
+            body: "Vasya Pupkin says hello.".to_string(),
+        })
+    }
 }
 
-// todo: set up so that the user has been previously joined.
-// todo: first call to muc_presence is OK, next one is OK too.
-
 #[cfg(test)]
 mod tests {
-    use crate::testkit::{expect_user_authenticated, TestServer};
-    use crate::Authenticated;
     use anyhow::Result;
+
     use lavina_core::player::PlayerId;
     use proto_xmpp::bind::{Jid, Name, Resource, Server};
     use proto_xmpp::client::Presence;
+    use proto_xmpp::muc::XUser;
+
+    use crate::testkit::{expect_user_authenticated, TestServer};
+    use crate::Authenticated;
 
     #[tokio::test]
     async fn test_muc_joining() -> Result<()> {
@@ -110,7 +138,7 @@ mod tests {
         let mut conn = expect_user_authenticated(&server, &user, &mut player_conn).await.unwrap();
 
         let response = conn.muc_presence(&user.xmpp_name).await.unwrap();
-        let expected = Presence::<()> {
+        let expected = Presence {
             to: Some(Jid {
                 name: Some(conn.user.xmpp_name.clone()),
                 server: Server(conn.hostname.clone()),
@@ -121,6 +149,7 @@ mod tests {
                 server: Server(conn.hostname_rooms.clone()),
                 resource: Some(conn.user.xmpp_muc_name.clone()),
             }),
+            custom: vec![XUser],
             ..Default::default()
         };
         assert_eq!(expected, response);
@@ -149,7 +178,7 @@ mod tests {
         let mut conn = expect_user_authenticated(&server, &user, &mut player_conn).await.unwrap();
 
         let response = conn.muc_presence(&user.xmpp_name).await.unwrap();
-        let expected = Presence::<()> {
+        let expected = Presence {
             to: Some(Jid {
                 name: Some(conn.user.xmpp_name.clone()),
                 server: Server(conn.hostname.clone()),
@@ -160,6 +189,7 @@ mod tests {
                 server: Server(conn.hostname_rooms.clone()),
                 resource: Some(conn.user.xmpp_muc_name.clone()),
             }),
+            custom: vec![XUser],
             ..Default::default()
         };
         assert_eq!(expected, response);

crates/proto-xmpp/src/client.rs

@@ -669,6 +669,9 @@ impl<T: ToXml> ToXml for Presence<T> {
                 Event::End(BytesEnd::new("priority")),
             ]);
         }
+        for c in &self.custom {
+            c.serialize(events);
+        }
         events.push(Event::End(BytesEnd::new("presence")));
     }
 }

crates/proto-xmpp/src/muc/mod.rs

@@ -1,12 +1,15 @@
 #![allow(unused_variables)]
 
-use quick_xml::events::Event;
-use quick_xml::name::ResolveResult;
-
-use crate::xml::*;
 use anyhow::{anyhow, Result};
+use quick_xml::events::attributes::Attribute;
+use quick_xml::events::{BytesEnd, BytesStart, BytesText, Event};
+use quick_xml::name::{QName, ResolveResult};
+
+use crate::bind::Jid;
+use crate::xml::*;
 
 pub const XMLNS: &'static str = "http://jabber.org/protocol/muc";
+pub const XMLNS_USER: &'static str = "http://jabber.org/protocol/muc#user";
 
 #[derive(PartialEq, Eq, Debug, Default)]
 pub struct History {
@@ -143,6 +146,90 @@ impl FromXml for X {
     }
 }
 
+#[derive(Debug, PartialEq, Eq)]
+pub struct XUser;
+
+impl ToXml for XUser {
+    fn serialize(&self, output: &mut Vec<Event<'static>>) {
+        let mut tag = BytesStart::new("x");
+        tag.push_attribute(("xmlns", XMLNS_USER));
+        output.push(Event::Empty(tag));
+    }
+}
+
+// <message tagid="c2f06b55-73f2-41a2-8dc4-eacceb35be82" to="a@oflor.me/kek" xml:lang="en" from="zesetuz@conference.oflor.me/a" type="groupchat">
+// <delay xmlns="urn:xmpp:delay" from="zesetuz@conference.oflor.me" stamp="2024-05-18T11:14:53.694657Z"/>
+// <body>dddddd</body>
+// </message>
+
+#[derive(Debug, PartialEq, Eq)]
+pub struct Delay {
+    xmlns: String,
+    from: Jid,
+    pub stamp: String,
+}
+
+impl Delay {
+    pub fn new(from: Jid, stamp: String) -> Self {
+        Self {
+            xmlns: "urn:xmpp:delay".into(),
+            from,
+            stamp,
+        }
+    }
+}
+
+#[derive(Debug, PartialEq, Eq)]
+pub struct HistoryMessage {
+    pub id: String,
+    pub to: Jid,
+    pub from: Jid,
+    pub delay: Delay,
+    pub body: String,
+}
+
+impl ToXml for HistoryMessage {
+    fn serialize(&self, events: &mut Vec<Event<'static>>) {
+        let mut tag = BytesStart::new("message");
+        tag.push_attribute(Attribute {
+            key: QName(b"id"),
+            value: self.id.as_str().as_bytes().into(),
+        });
+        tag.push_attribute(Attribute {
+            key: QName(b"to"),
+            value: self.to.to_string().into_bytes().into(),
+        });
+        tag.push_attribute(Attribute {
+            key: QName(b"from"),
+            value: self.from.to_string().into_bytes().into(),
+        });
+        tag.push_attribute(Attribute {
+            key: QName(b"type"),
+            value: b"groupchat".into(),
+        });
+        events.push(Event::Start(tag));
+        let mut tag = BytesStart::new("delay");
+        tag.push_attribute(Attribute {
+            key: QName(b"xmlns"),
+            value: self.delay.xmlns.as_bytes().into(),
+        });
+        tag.push_attribute(Attribute {
+            key: QName(b"from"),
+            value: self.delay.from.to_string().into_bytes().into(),
+        });
+        tag.push_attribute(Attribute {
+            key: QName(b"stamp"),
+            value: self.delay.stamp.as_bytes().into(),
+        });
+        events.push(Event::Empty(tag));
+        let mut tag = BytesStart::new("body");
+        events.push(Event::Start(tag));
+        events.push(Event::Text(BytesText::new(self.body.to_string().as_str()).into_owned()));
+        events.push(Event::End(BytesEnd::new("body")));
+        events.push(Event::End(BytesEnd::new("message")));
+    }
+}
+
 #[cfg(test)]
 mod test {
     use super::*;