fix(caldav): Fix permissions to allow for deletion of calendar subscriptions

fixes #84

.sqlx/query-246ec675667992c1297c29348d46496a884c59adb8b64b569d36f4ce10f88f47.json

@@ -1,6 +1,6 @@
 {
   "db_name": "SQLite",
-  "query": "SELECT id, vcf FROM addressobjects WHERE (principal, addressbook_id, id) = (?, ?, ?) AND ((deleted_at IS NULL) or ?)",
+  "query": "SELECT id, vcf FROM addressobjects WHERE (principal, addressbook_id, id) = (?, ?, ?) AND ((deleted_at IS NULL) OR ?)",
   "describe": {
     "columns": [
       {
@@ -22,5 +22,5 @@
       false
     ]
   },
-  "hash": "395e40a7b3333b79bc2ad50a123d99f74bc2712a16257ee2119dd211fdb61f7e"
+  "hash": "246ec675667992c1297c29348d46496a884c59adb8b64b569d36f4ce10f88f47"
 }

.sqlx/query-543838c030550cb09d1af08adfeade8b7ce3575d92fddbc6e9582d141bc9e49d.json

@@ -1,6 +1,6 @@
 {
   "db_name": "SQLite",
-  "query": "SELECT id, ics FROM calendarobjects WHERE (principal, cal_id, id) = (?, ?, ?)",
+  "query": "SELECT id, ics FROM calendarobjects WHERE (principal, cal_id, id) = (?, ?, ?) AND ((deleted_at IS NULL) OR ?)",
   "describe": {
     "columns": [
       {
@@ -15,12 +15,12 @@
       }
     ],
     "parameters": {
-      "Right": 3
+      "Right": 4
     },
     "nullable": [
       false,
       false
     ]
   },
-  "hash": "d2f7423e2e8f97607f6664200990dcadb927445880ec6edffba3b5aedf4e199b"
+  "hash": "543838c030550cb09d1af08adfeade8b7ce3575d92fddbc6e9582d141bc9e49d"
 }

Cargo.lock

@@ -768,7 +768,11 @@ dependencies = [
  "base64 0.21.7",
  "byteorder",
  "hex",
+ "hkdf",
+ "lazy_static",
  "once_cell",
+ "openssl",
+ "sha2",
  "thiserror 1.0.69",
 ]
 
@@ -916,6 +920,21 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
 
+[[package]]
+name = "foreign-types"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
+dependencies = [
+ "foreign-types-shared",
+]
+
+[[package]]
+name = "foreign-types-shared"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
+
 [[package]]
 name = "form_urlencoded"
 version = "1.2.1"
@@ -1834,6 +1853,54 @@ dependencies = [
  "url",
 ]
 
+[[package]]
+name = "openssl"
+version = "0.10.73"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8505734d46c8ab1e19a1dce3aef597ad87dcb4c37e7188231769bd6bd51cebf8"
+dependencies = [
+ "bitflags",
+ "cfg-if",
+ "foreign-types",
+ "libc",
+ "once_cell",
+ "openssl-macros",
+ "openssl-sys",
+]
+
+[[package]]
+name = "openssl-macros"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "openssl-src"
+version = "300.5.0+3.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e8ce546f549326b0e6052b649198487d91320875da901e7bd11a06d1ee3f9c2f"
+dependencies = [
+ "cc",
+]
+
+[[package]]
+name = "openssl-sys"
+version = "0.9.109"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "90096e2e47630d78b7d1c20952dc621f957103f8bc2c8359ec81290d75238571"
+dependencies = [
+ "cc",
+ "libc",
+ "openssl-src",
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "opentelemetry"
 version = "0.30.0"
@@ -2669,7 +2736,7 @@ dependencies = [
 
 [[package]]
 name = "rustical"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "anyhow",
  "argon2",
@@ -2712,7 +2779,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_caldav"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "async-trait",
  "axum",
@@ -2747,7 +2814,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_carddav"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "async-trait",
  "axum",
@@ -2779,7 +2846,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_dav"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "async-trait",
  "axum",
@@ -2804,7 +2871,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_dav_push"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "async-trait",
  "axum",
@@ -2815,7 +2882,7 @@ dependencies = [
  "http",
  "itertools 0.14.0",
  "log",
- "p256",
+ "openssl",
  "quick-xml",
  "rand 0.9.1",
  "reqwest",
@@ -2830,7 +2897,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_frontend"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "askama",
  "askama_web",
@@ -2863,7 +2930,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_ical"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "axum",
  "chrono",
@@ -2881,7 +2948,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_oidc"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "async-trait",
  "axum",
@@ -2896,7 +2963,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_store"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -2930,7 +2997,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_store_sqlite"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "async-trait",
  "chrono",
@@ -2950,7 +3017,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_xml"
-version = "0.2.2"
+version = "0.3.6"
 dependencies = [
  "quick-xml",
  "thiserror 2.0.12",

Cargo.toml

@@ -2,7 +2,7 @@
 members = ["crates/*"]
 
 [workspace.package]
-version = "0.3.0"
+version = "0.3.6"
 edition = "2024"
 description = "A CalDAV server"
 repository = "https://github.com/lennart-k/rustical"
@@ -135,8 +135,10 @@ reqwest = { version = "0.12", features = [
 openidconnect = "4.0"
 clap = { version = "4.5", features = ["derive", "env"] }
 matchit-serde = { git = "https://github.com/lennart-k/matchit-serde", rev = "f0591d13" }
-ece = { version = "2.3", default-features = false }
-p256 = { version = "0.13", features = ["ecdh"] }
+ece = { version = "2.3", default-features = false, features = [
+  "backend-openssl",
+] }
+openssl = { version = "0.10", features = ["vendored"] }
 
 [dependencies]
 rustical_store = { workspace = true }

Dockerfile

@@ -16,7 +16,7 @@ RUN case $TARGETPLATFORM in \
   *) echo "Unsupported platform ${TARGETPLATFORM}"; exit 1;;  \
   esac
 
-RUN apk add --no-cache musl-dev llvm19 clang \
+RUN apk add --no-cache musl-dev llvm19 clang perl pkgconf make \
   && rustup target add "$(cat /tmp/rust_target)" \
   && cargo install cargo-chef --locked \
   && rm -rf "$CARGO_HOME/registry"

README.md

@@ -4,8 +4,8 @@ a CalDAV/CardDAV server
 
 > [!WARNING]
   RustiCal is **not production-ready!**
-  While I've started migrating to RustiCal and becoming more confident,
-  please know that bugs and rough edges will still occur.
+  I've been using RustiCal for the last few weeks and I'm slowly becoming more confident,
+  however you'd be one of the first testers so expect bugs and rough edges.
   If you still want to play around with it in its current state, absolutely feel free to do so and to open up an issue if something is not working. :)
 
 ## Features
@@ -30,3 +30,4 @@ a CalDAV/CardDAV server
 - GNOME Accounts, GNOME Calendar, GNOME Contacts
 - Evolution
 - Apple Calendar
+- Home Assistant integration

crates/caldav/src/calendar/methods/get.rs

@@ -9,7 +9,7 @@ use ical::generator::{Emitter, IcalCalendarBuilder};
 use ical::property::Property;
 use percent_encoding::{CONTROLS, utf8_percent_encode};
 use rustical_ical::{CalendarObjectComponent, EventObject, JournalObject, TodoObject};
-use rustical_store::{CalendarStore, SubscriptionStore, auth::User};
+use rustical_store::{CalendarStore, SubscriptionStore, auth::Principal};
 use std::collections::HashMap;
 use std::str::FromStr;
 use tracing::instrument;
@@ -18,7 +18,7 @@ use tracing::instrument;
 pub async fn route_get<C: CalendarStore, S: SubscriptionStore>(
     Path((principal, calendar_id)): Path<(String, String)>,
     State(CalendarResourceService { cal_store, .. }): State<CalendarResourceService<C, S>>,
-    user: User,
+    user: Principal,
 ) -> Result<Response, Error> {
     if !user.is_principal(&principal) {
         return Err(crate::Error::Unauthorized);

crates/caldav/src/calendar/methods/mkcalendar.rs

@@ -6,7 +6,7 @@ use axum::response::{IntoResponse, Response};
 use http::{Method, StatusCode};
 use rustical_dav::xml::HrefElement;
 use rustical_ical::CalendarObjectType;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 use rustical_store::{Calendar, CalendarStore, SubscriptionStore};
 use rustical_xml::{Unparsed, XmlDeserialize, XmlDocument, XmlRootTag};
 use tracing::instrument;
@@ -63,7 +63,7 @@ struct MkcolRequest {
 #[instrument(skip(cal_store))]
 pub async fn route_mkcalendar<C: CalendarStore, S: SubscriptionStore>(
     Path((principal, cal_id)): Path<(String, String)>,
-    user: User,
+    user: Principal,
     State(CalendarResourceService { cal_store, .. }): State<CalendarResourceService<C, S>>,
     method: Method,
     body: String,

crates/caldav/src/calendar/methods/post.rs

@@ -7,7 +7,7 @@ use http::{HeaderMap, HeaderValue, StatusCode, header};
 use rustical_dav::privileges::UserPrivilege;
 use rustical_dav::resource::Resource;
 use rustical_dav_push::register::PushRegister;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 use rustical_store::{CalendarStore, Subscription, SubscriptionStore};
 use rustical_xml::XmlDocument;
 use tracing::instrument;
@@ -15,7 +15,7 @@ use tracing::instrument;
 #[instrument(skip(resource_service))]
 pub async fn route_post<C: CalendarStore, S: SubscriptionStore>(
     Path((principal, cal_id)): Path<(String, String)>,
-    user: User,
+    user: Principal,
     State(resource_service): State<CalendarResourceService<C, S>>,
     body: String,
 ) -> Result<Response, Error> {

crates/caldav/src/calendar/methods/report/calendar_multiget.rs

@@ -29,7 +29,7 @@ pub async fn get_objects_calendar_multiget<C: CalendarStore>(
         if let Some(filename) = href.strip_prefix(path) {
             let filename = filename.trim_start_matches("/");
             if let Some(object_id) = filename.strip_suffix(".ics") {
-                match store.get_object(principal, cal_id, object_id).await {
+                match store.get_object(principal, cal_id, object_id, false).await {
                     Ok(object) => result.push(object),
                     Err(rustical_store::Error::NotFound) => not_found.push(href.to_owned()),
                     Err(err) => return Err(err.into()),

crates/caldav/src/calendar/methods/report/mod.rs

@@ -21,7 +21,7 @@ use rustical_dav::{
     },
 };
 use rustical_ical::CalendarObject;
-use rustical_store::{CalendarStore, SubscriptionStore, auth::User};
+use rustical_store::{CalendarStore, SubscriptionStore, auth::Principal};
 use rustical_xml::{XmlDeserialize, XmlDocument};
 use sync_collection::handle_sync_collection;
 use tracing::instrument;
@@ -56,7 +56,7 @@ fn objects_response(
     path: &str,
     principal: &str,
     puri: &impl PrincipalUri,
-    user: &User,
+    user: &Principal,
     prop: &PropfindType<CalendarObjectPropWrapperName>,
 ) -> Result<MultistatusElement<CalendarObjectPropWrapper, String>, Error> {
     let mut responses = Vec::new();
@@ -90,7 +90,7 @@ fn objects_response(
 #[instrument(skip(cal_store))]
 pub async fn route_report_calendar<C: CalendarStore, S: SubscriptionStore>(
     Path((principal, cal_id)): Path<(String, String)>,
-    user: User,
+    user: Principal,
     Extension(puri): Extension<CalDavPrincipalUri>,
     State(CalendarResourceService { cal_store, .. }): State<CalendarResourceService<C, S>>,
     OriginalUri(uri): OriginalUri,

crates/caldav/src/calendar/methods/report/sync_collection.rs

@@ -13,7 +13,7 @@ use rustical_dav::{
 };
 use rustical_store::{
     CalendarStore,
-    auth::User,
+    auth::Principal,
     synctoken::{format_synctoken, parse_synctoken},
 };
 
@@ -21,7 +21,7 @@ pub async fn handle_sync_collection<C: CalendarStore>(
     sync_collection: &SyncCollectionRequest<CalendarObjectPropWrapperName>,
     path: &str,
     puri: &impl PrincipalUri,
-    user: &User,
+    user: &Principal,
     principal: &str,
     cal_id: &str,
     cal_store: &C,

crates/caldav/src/calendar/resource.rs

@@ -12,7 +12,7 @@ use rustical_dav::xml::{HrefElement, Resourcetype, ResourcetypeInner, SupportedR
 use rustical_dav_push::{DavPushExtension, DavPushExtensionProp};
 use rustical_ical::CalDateTime;
 use rustical_store::Calendar;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 use rustical_xml::{EnumVariants, PropName};
 use rustical_xml::{XmlDeserialize, XmlSerialize};
 use std::str::FromStr;
@@ -95,7 +95,7 @@ impl DavPushExtension for CalendarResource {
 impl Resource for CalendarResource {
     type Prop = CalendarPropWrapper;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
 
     fn is_collection(&self) -> bool {
         true
@@ -121,7 +121,7 @@ impl Resource for CalendarResource {
     fn get_prop(
         &self,
         puri: &impl PrincipalUri,
-        user: &User,
+        user: &Principal,
         prop: &CalendarPropWrapperName,
     ) -> Result<Self::Prop, Self::Error> {
         Ok(match prop {
@@ -291,8 +291,13 @@ impl Resource for CalendarResource {
         Some(&self.cal.principal)
     }
 
-    fn get_user_privileges(&self, user: &User) -> Result<UserPrivilegeSet, Self::Error> {
-        if self.cal.subscription_url.is_some() || self.read_only {
+    fn get_user_privileges(&self, user: &Principal) -> Result<UserPrivilegeSet, Self::Error> {
+        if self.cal.subscription_url.is_some() {
+            return Ok(UserPrivilegeSet::owner_write_properties(
+                user.is_principal(&self.cal.principal),
+            ));
+        }
+        if self.read_only {
             return Ok(UserPrivilegeSet::owner_read(
                 user.is_principal(&self.cal.principal),
             ));

crates/caldav/src/calendar/service.rs

@@ -13,7 +13,7 @@ use axum::handler::Handler;
 use axum::response::Response;
 use futures_util::future::BoxFuture;
 use rustical_dav::resource::{AxumMethods, ResourceService};
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 use rustical_store::{CalendarStore, SubscriptionStore};
 use std::convert::Infallible;
 use std::sync::Arc;
@@ -48,7 +48,7 @@ impl<C: CalendarStore, S: SubscriptionStore> ResourceService for CalendarResourc
     type PathComponents = (String, String); // principal, calendar_id
     type Resource = CalendarResource;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
     type PrincipalUri = CalDavPrincipalUri;
 
     const DAV_HEADER: &str = "1, 3, access-control, calendar-access, calendar-proxy, webdav-push";

crates/caldav/src/calendar_object/methods.rs

@@ -9,7 +9,7 @@ use headers::{ContentType, ETag, HeaderMapExt, IfNoneMatch};
 use http::{HeaderMap, StatusCode};
 use rustical_ical::CalendarObject;
 use rustical_store::CalendarStore;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 use std::str::FromStr;
 use tracing::instrument;
 
@@ -21,7 +21,7 @@ pub async fn get_event<C: CalendarStore>(
         object_id,
     }): Path<CalendarObjectPathComponents>,
     State(CalendarObjectResourceService { cal_store }): State<CalendarObjectResourceService<C>>,
-    user: User,
+    user: Principal,
 ) -> Result<Response, Error> {
     if !user.is_principal(&principal) {
         return Err(crate::Error::Unauthorized);
@@ -33,7 +33,7 @@ pub async fn get_event<C: CalendarStore>(
     }
 
     let event = cal_store
-        .get_object(&principal, &calendar_id, &object_id)
+        .get_object(&principal, &calendar_id, &object_id, false)
         .await?;
 
     let mut resp = Response::builder().status(StatusCode::OK);
@@ -51,7 +51,7 @@ pub async fn put_event<C: CalendarStore>(
         object_id,
     }): Path<CalendarObjectPathComponents>,
     State(CalendarObjectResourceService { cal_store }): State<CalendarObjectResourceService<C>>,
-    user: User,
+    user: Principal,
     mut if_none_match: Option<TypedHeader<IfNoneMatch>>,
     header_map: HeaderMap,
     body: String,

crates/caldav/src/calendar_object/resource.rs

@@ -8,7 +8,7 @@ use rustical_dav::{
     xml::Resourcetype,
 };
 use rustical_ical::CalendarObject;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 
 #[derive(Clone, From, Into)]
 pub struct CalendarObjectResource {
@@ -25,7 +25,7 @@ impl ResourceName for CalendarObjectResource {
 impl Resource for CalendarObjectResource {
     type Prop = CalendarObjectPropWrapper;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
 
     fn is_collection(&self) -> bool {
         false
@@ -38,7 +38,7 @@ impl Resource for CalendarObjectResource {
     fn get_prop(
         &self,
         puri: &impl PrincipalUri,
-        user: &User,
+        user: &Principal,
         prop: &CalendarObjectPropWrapperName,
     ) -> Result<Self::Prop, Self::Error> {
         Ok(match prop {
@@ -81,7 +81,7 @@ impl Resource for CalendarObjectResource {
         Some(self.object.get_etag())
     }
 
-    fn get_user_privileges(&self, user: &User) -> Result<UserPrivilegeSet, Self::Error> {
+    fn get_user_privileges(&self, user: &Principal) -> Result<UserPrivilegeSet, Self::Error> {
         Ok(UserPrivilegeSet::owner_only(
             user.is_principal(&self.principal),
         ))

crates/caldav/src/calendar_object/service.rs

@@ -9,7 +9,7 @@ use async_trait::async_trait;
 use axum::{extract::Request, handler::Handler, response::Response};
 use futures_util::future::BoxFuture;
 use rustical_dav::resource::{AxumMethods, ResourceService};
-use rustical_store::{CalendarStore, auth::User};
+use rustical_store::{CalendarStore, auth::Principal};
 use serde::{Deserialize, Deserializer};
 use std::{convert::Infallible, sync::Arc};
 use tower::Service;
@@ -46,7 +46,7 @@ impl<C: CalendarStore> ResourceService for CalendarObjectResourceService<C> {
     type Resource = CalendarObjectResource;
     type MemberType = CalendarObjectResource;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
     type PrincipalUri = CalDavPrincipalUri;
 
     const DAV_HEADER: &str = "1, 3, access-control, calendar-access";
@@ -61,7 +61,7 @@ impl<C: CalendarStore> ResourceService for CalendarObjectResourceService<C> {
     ) -> Result<Self::Resource, Self::Error> {
         let object = self
             .cal_store
-            .get_object(principal, calendar_id, object_id)
+            .get_object(principal, calendar_id, object_id, false)
             .await?;
         Ok(CalendarObjectResource {
             object,

crates/caldav/src/lib.rs

@@ -6,7 +6,7 @@ use principal::PrincipalResourceService;
 use rustical_dav::resource::{PrincipalUri, ResourceService};
 use rustical_dav::resources::RootResourceService;
 use rustical_store::auth::middleware::AuthenticationLayer;
-use rustical_store::auth::{AuthenticationProvider, User};
+use rustical_store::auth::{AuthenticationProvider, Principal};
 use rustical_store::{CalendarStore, SubscriptionStore};
 use std::sync::Arc;
 
@@ -44,7 +44,7 @@ pub fn caldav_router<AP: AuthenticationProvider, C: CalendarStore, S: Subscripti
     Router::new()
         .nest(
             prefix,
-            RootResourceService::<_, User, CalDavPrincipalUri>::new(principal_service.clone())
+            RootResourceService::<_, Principal, CalDavPrincipalUri>::new(principal_service.clone())
                 .axum_router()
                 .layer(AuthenticationLayer::new(auth_provider))
                 .layer(Extension(CalDavPrincipalUri(prefix))),

crates/caldav/src/principal/mod.rs

@@ -5,7 +5,7 @@ use rustical_dav::resource::{PrincipalUri, Resource, ResourceName};
 use rustical_dav::xml::{
     GroupMemberSet, GroupMembership, Resourcetype, ResourcetypeInner, SupportedReportSet,
 };
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 
 mod service;
 pub use service::*;
@@ -14,7 +14,7 @@ pub use prop::*;
 
 #[derive(Clone)]
 pub struct PrincipalResource {
-    principal: User,
+    principal: Principal,
     members: Vec<String>,
 }
 
@@ -27,7 +27,7 @@ impl ResourceName for PrincipalResource {
 impl Resource for PrincipalResource {
     type Prop = PrincipalPropWrapper;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
 
     fn is_collection(&self) -> bool {
         true
@@ -38,17 +38,17 @@ impl Resource for PrincipalResource {
             ResourcetypeInner(Some(rustical_dav::namespace::NS_DAV), "collection"),
             ResourcetypeInner(Some(rustical_dav::namespace::NS_DAV), "principal"),
             // https://github.com/apple/ccs-calendarserver/blob/13c706b985fb728b9aab42dc0fef85aae21921c3/doc/Extensions/caldav-proxy.txt
-            ResourcetypeInner(
-                Some(rustical_dav::namespace::NS_CALENDARSERVER),
-                "calendar-proxy-write",
-            ),
+            // ResourcetypeInner(
+            //     Some(rustical_dav::namespace::NS_CALENDARSERVER),
+            //     "calendar-proxy-write",
+            // ),
         ])
     }
 
     fn get_prop(
         &self,
         puri: &impl PrincipalUri,
-        user: &User,
+        user: &Principal,
         prop: &PrincipalPropWrapperName,
     ) -> Result<Self::Prop, Self::Error> {
         let principal_url = puri.principal_uri(&self.principal.id);
@@ -113,7 +113,7 @@ impl Resource for PrincipalResource {
         Some(&self.principal.id)
     }
 
-    fn get_user_privileges(&self, user: &User) -> Result<UserPrivilegeSet, Self::Error> {
+    fn get_user_privileges(&self, user: &Principal) -> Result<UserPrivilegeSet, Self::Error> {
         Ok(UserPrivilegeSet::owner_read(
             user.is_principal(&self.principal.id),
         ))

crates/caldav/src/principal/prop.rs

@@ -2,7 +2,7 @@ use rustical_dav::{
     extensions::CommonPropertiesProp,
     xml::{GroupMemberSet, GroupMembership, HrefElement, SupportedReportSet},
 };
-use rustical_store::auth::user::PrincipalType;
+use rustical_store::auth::PrincipalType;
 use rustical_xml::{EnumVariants, PropName, XmlDeserialize, XmlSerialize};
 use strum_macros::VariantArray;
 

crates/caldav/src/principal/service.rs

@@ -5,7 +5,7 @@ use crate::{CalDavPrincipalUri, Error};
 use async_trait::async_trait;
 use axum::Router;
 use rustical_dav::resource::{AxumMethods, ResourceService};
-use rustical_store::auth::{AuthenticationProvider, User};
+use rustical_store::auth::{AuthenticationProvider, Principal};
 use rustical_store::{CalendarStore, SubscriptionStore};
 use std::sync::Arc;
 
@@ -40,7 +40,7 @@ impl<AP: AuthenticationProvider, S: SubscriptionStore, CS: CalendarStore> Resour
     type MemberType = CalendarResource;
     type Resource = PrincipalResource;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
     type PrincipalUri = CalDavPrincipalUri;
 
     const DAV_HEADER: &str = "1, 3, access-control, calendar-access, calendar-proxy";

crates/carddav/src/address_object/methods.rs

@@ -12,7 +12,7 @@ use rustical_dav::privileges::UserPrivilege;
 use rustical_dav::resource::Resource;
 use rustical_ical::AddressObject;
 use rustical_store::AddressbookStore;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 use std::str::FromStr;
 use tracing::instrument;
 
@@ -24,7 +24,7 @@ pub async fn get_object<AS: AddressbookStore>(
         object_id,
     }): Path<AddressObjectPathComponents>,
     State(AddressObjectResourceService { addr_store }): State<AddressObjectResourceService<AS>>,
-    user: User,
+    user: Principal,
 ) -> Result<Response, Error> {
     if !user.is_principal(&principal) {
         return Err(Error::Unauthorized);
@@ -60,7 +60,7 @@ pub async fn put_object<AS: AddressbookStore>(
         object_id,
     }): Path<AddressObjectPathComponents>,
     State(AddressObjectResourceService { addr_store }): State<AddressObjectResourceService<AS>>,
-    user: User,
+    user: Principal,
     mut if_none_match: Option<TypedHeader<IfNoneMatch>>,
     header_map: HeaderMap,
     body: String,

crates/carddav/src/address_object/resource.rs

@@ -13,7 +13,7 @@ use rustical_dav::{
     xml::Resourcetype,
 };
 use rustical_ical::AddressObject;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 
 #[derive(Clone, From, Into)]
 pub struct AddressObjectResource {
@@ -30,7 +30,7 @@ impl ResourceName for AddressObjectResource {
 impl Resource for AddressObjectResource {
     type Prop = AddressObjectPropWrapper;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
 
     fn is_collection(&self) -> bool {
         false
@@ -43,7 +43,7 @@ impl Resource for AddressObjectResource {
     fn get_prop(
         &self,
         puri: &impl PrincipalUri,
-        user: &User,
+        user: &Principal,
         prop: &AddressObjectPropWrapperName,
     ) -> Result<Self::Prop, Self::Error> {
         Ok(match prop {
@@ -78,7 +78,7 @@ impl Resource for AddressObjectResource {
         Some(self.object.get_etag())
     }
 
-    fn get_user_privileges(&self, user: &User) -> Result<UserPrivilegeSet, Self::Error> {
+    fn get_user_privileges(&self, user: &Principal) -> Result<UserPrivilegeSet, Self::Error> {
         Ok(UserPrivilegeSet::owner_only(
             user.is_principal(&self.principal),
         ))

crates/carddav/src/address_object/service.rs

@@ -5,7 +5,7 @@ use axum::{extract::Request, handler::Handler, response::Response};
 use derive_more::derive::Constructor;
 use futures_util::future::BoxFuture;
 use rustical_dav::resource::{AxumMethods, ResourceService};
-use rustical_store::{AddressbookStore, auth::User};
+use rustical_store::{AddressbookStore, auth::Principal};
 use serde::{Deserialize, Deserializer};
 use std::{convert::Infallible, sync::Arc};
 use tower::Service;
@@ -37,7 +37,7 @@ impl<AS: AddressbookStore> ResourceService for AddressObjectResourceService<AS>
     type Resource = AddressObjectResource;
     type MemberType = AddressObjectResource;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
     type PrincipalUri = CardDavPrincipalUri;
 
     const DAV_HEADER: &str = "1, 3, access-control, addressbook";

crates/carddav/src/addressbook/methods/get.rs

@@ -10,7 +10,7 @@ use percent_encoding::{CONTROLS, utf8_percent_encode};
 use rustical_dav::privileges::UserPrivilege;
 use rustical_dav::resource::Resource;
 use rustical_ical::AddressObject;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 use rustical_store::{AddressbookStore, SubscriptionStore};
 use std::str::FromStr;
 use tracing::instrument;
@@ -19,7 +19,7 @@ use tracing::instrument;
 pub async fn route_get<AS: AddressbookStore, S: SubscriptionStore>(
     Path((principal, addressbook_id)): Path<(String, String)>,
     State(AddressbookResourceService { addr_store, .. }): State<AddressbookResourceService<AS, S>>,
-    user: User,
+    user: Principal,
 ) -> Result<Response, Error> {
     if !user.is_principal(&principal) {
         return Err(Error::Unauthorized);

crates/carddav/src/addressbook/methods/mkcol.rs

@@ -4,7 +4,7 @@ use axum::{
     response::{IntoResponse, Response},
 };
 use http::StatusCode;
-use rustical_store::{Addressbook, AddressbookStore, SubscriptionStore, auth::User};
+use rustical_store::{Addressbook, AddressbookStore, SubscriptionStore, auth::Principal};
 use rustical_xml::{XmlDeserialize, XmlDocument, XmlRootTag};
 use tracing::instrument;
 
@@ -44,7 +44,7 @@ struct MkcolRequest {
 #[instrument(skip(addr_store))]
 pub async fn route_mkcol<AS: AddressbookStore, S: SubscriptionStore>(
     Path((principal, addressbook_id)): Path<(String, String)>,
-    user: User,
+    user: Principal,
     State(AddressbookResourceService { addr_store, .. }): State<AddressbookResourceService<AS, S>>,
     body: String,
 ) -> Result<Response, Error> {

crates/carddav/src/addressbook/methods/post.rs

@@ -7,7 +7,7 @@ use http::{HeaderMap, HeaderValue, StatusCode, header};
 use rustical_dav::privileges::UserPrivilege;
 use rustical_dav::resource::Resource;
 use rustical_dav_push::register::PushRegister;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 use rustical_store::{AddressbookStore, Subscription, SubscriptionStore};
 use rustical_xml::XmlDocument;
 use tracing::instrument;
@@ -15,7 +15,7 @@ use tracing::instrument;
 #[instrument(skip(resource_service))]
 pub async fn route_post<AS: AddressbookStore, S: SubscriptionStore>(
     Path((principal, addr_id)): Path<(String, String)>,
-    user: User,
+    user: Principal,
     State(resource_service): State<AddressbookResourceService<AS, S>>,
     body: String,
 ) -> Result<Response, Error> {

crates/carddav/src/addressbook/methods/put.rs

@@ -9,14 +9,14 @@ use http::StatusCode;
 use ical::VcardParser;
 use rustical_ical::AddressObject;
 use rustical_store::Addressbook;
-use rustical_store::{AddressbookStore, SubscriptionStore, auth::User};
+use rustical_store::{AddressbookStore, SubscriptionStore, auth::Principal};
 use tracing::instrument;
 
 #[instrument(skip(addr_store))]
 pub async fn route_put<AS: AddressbookStore, S: SubscriptionStore>(
     Path((principal, addressbook_id)): Path<(String, String)>,
     State(AddressbookResourceService { addr_store, .. }): State<AddressbookResourceService<AS, S>>,
-    user: User,
+    user: Principal,
     body: String,
 ) -> Result<Response, Error> {
     if !user.is_principal(&principal) {

crates/carddav/src/addressbook/methods/report/addressbook_multiget.rs

@@ -10,7 +10,7 @@ use rustical_dav::{
     xml::{MultistatusElement, PropfindType, multistatus::ResponseElement},
 };
 use rustical_ical::AddressObject;
-use rustical_store::{AddressbookStore, auth::User};
+use rustical_store::{AddressbookStore, auth::Principal};
 use rustical_xml::XmlDeserialize;
 
 #[derive(XmlDeserialize, Clone, Debug, PartialEq)]
@@ -63,7 +63,7 @@ pub async fn handle_addressbook_multiget<AS: AddressbookStore>(
     prop: &PropfindType<AddressObjectPropWrapperName>,
     path: &str,
     puri: &impl PrincipalUri,
-    user: &User,
+    user: &Principal,
     principal: &str,
     cal_id: &str,
     addr_store: &AS,

crates/carddav/src/addressbook/methods/report/mod.rs

@@ -9,7 +9,7 @@ use axum::{
     response::IntoResponse,
 };
 use rustical_dav::xml::{PropfindType, sync_collection::SyncCollectionRequest};
-use rustical_store::{AddressbookStore, SubscriptionStore, auth::User};
+use rustical_store::{AddressbookStore, SubscriptionStore, auth::Principal};
 use rustical_xml::{XmlDeserialize, XmlDocument};
 use sync_collection::handle_sync_collection;
 use tracing::instrument;
@@ -37,7 +37,7 @@ impl ReportRequest {
 #[instrument(skip(addr_store))]
 pub async fn route_report_addressbook<AS: AddressbookStore, S: SubscriptionStore>(
     Path((principal, addressbook_id)): Path<(String, String)>,
-    user: User,
+    user: Principal,
     OriginalUri(uri): OriginalUri,
     Extension(puri): Extension<CardDavPrincipalUri>,
     State(AddressbookResourceService { addr_store, .. }): State<AddressbookResourceService<AS, S>>,

crates/carddav/src/addressbook/methods/report/sync_collection.rs

@@ -13,7 +13,7 @@ use rustical_dav::{
 };
 use rustical_store::{
     AddressbookStore,
-    auth::User,
+    auth::Principal,
     synctoken::{format_synctoken, parse_synctoken},
 };
 
@@ -21,7 +21,7 @@ pub async fn handle_sync_collection<AS: AddressbookStore>(
     sync_collection: &SyncCollectionRequest<AddressObjectPropWrapperName>,
     path: &str,
     puri: &impl PrincipalUri,
-    user: &User,
+    user: &Principal,
     principal: &str,
     addressbook_id: &str,
     addr_store: &AS,

crates/carddav/src/addressbook/resource.rs

@@ -10,7 +10,7 @@ use rustical_dav::resource::{PrincipalUri, Resource, ResourceName};
 use rustical_dav::xml::{Resourcetype, ResourcetypeInner, SupportedReportSet};
 use rustical_dav_push::DavPushExtension;
 use rustical_store::Addressbook;
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 
 #[derive(Clone, Debug, From, Into)]
 pub struct AddressbookResource(pub(crate) Addressbook);
@@ -36,7 +36,7 @@ impl DavPushExtension for AddressbookResource {
 impl Resource for AddressbookResource {
     type Prop = AddressbookPropWrapper;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
 
     fn is_collection(&self) -> bool {
         true
@@ -52,7 +52,7 @@ impl Resource for AddressbookResource {
     fn get_prop(
         &self,
         puri: &impl PrincipalUri,
-        user: &User,
+        user: &Principal,
         prop: &AddressbookPropWrapperName,
     ) -> Result<Self::Prop, Self::Error> {
         Ok(match prop {
@@ -138,7 +138,7 @@ impl Resource for AddressbookResource {
         Some(&self.0.principal)
     }
 
-    fn get_user_privileges(&self, user: &User) -> Result<UserPrivilegeSet, Self::Error> {
+    fn get_user_privileges(&self, user: &Principal) -> Result<UserPrivilegeSet, Self::Error> {
         Ok(UserPrivilegeSet::owner_only(
             user.is_principal(&self.0.principal),
         ))

crates/carddav/src/addressbook/service.rs

@@ -14,7 +14,7 @@ use axum::handler::Handler;
 use axum::response::Response;
 use futures_util::future::BoxFuture;
 use rustical_dav::resource::{AxumMethods, ResourceService};
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 use rustical_store::{AddressbookStore, SubscriptionStore};
 use std::convert::Infallible;
 use std::sync::Arc;
@@ -51,7 +51,7 @@ impl<AS: AddressbookStore, S: SubscriptionStore> ResourceService
     type PathComponents = (String, String); // principal, addressbook_id
     type Resource = AddressbookResource;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
     type PrincipalUri = CardDavPrincipalUri;
 
     const DAV_HEADER: &str = "1, 3, access-control, addressbook, webdav-push";

crates/carddav/src/lib.rs

@@ -9,7 +9,7 @@ use rustical_dav::resources::RootResourceService;
 use rustical_store::auth::middleware::AuthenticationLayer;
 use rustical_store::{
     AddressbookStore, SubscriptionStore,
-    auth::{AuthenticationProvider, User},
+    auth::{AuthenticationProvider, Principal},
 };
 use std::sync::Arc;
 
@@ -44,10 +44,12 @@ pub fn carddav_router<AP: AuthenticationProvider, A: AddressbookStore, S: Subscr
     Router::new()
         .nest(
             prefix,
-            RootResourceService::<_, User, CardDavPrincipalUri>::new(principal_service.clone())
-                .axum_router()
-                .layer(AuthenticationLayer::new(auth_provider))
-                .layer(Extension(CardDavPrincipalUri(prefix))),
+            RootResourceService::<_, Principal, CardDavPrincipalUri>::new(
+                principal_service.clone(),
+            )
+            .axum_router()
+            .layer(AuthenticationLayer::new(auth_provider))
+            .layer(Extension(CardDavPrincipalUri(prefix))),
         )
         .route(
             "/.well-known/carddav",

crates/carddav/src/principal/mod.rs

@@ -5,7 +5,7 @@ use rustical_dav::resource::{PrincipalUri, Resource, ResourceName};
 use rustical_dav::xml::{
     GroupMemberSet, GroupMembership, HrefElement, Resourcetype, ResourcetypeInner,
 };
-use rustical_store::auth::User;
+use rustical_store::auth::Principal;
 
 mod service;
 pub use service::*;
@@ -14,7 +14,7 @@ pub use prop::*;
 
 #[derive(Debug, Clone)]
 pub struct PrincipalResource {
-    principal: User,
+    principal: Principal,
     members: Vec<String>,
 }
 
@@ -27,7 +27,7 @@ impl ResourceName for PrincipalResource {
 impl Resource for PrincipalResource {
     type Prop = PrincipalPropWrapper;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
 
     fn is_collection(&self) -> bool {
         true
@@ -43,7 +43,7 @@ impl Resource for PrincipalResource {
     fn get_prop(
         &self,
         puri: &impl PrincipalUri,
-        user: &User,
+        user: &Principal,
         prop: &PrincipalPropWrapperName,
     ) -> Result<Self::Prop, Self::Error> {
         let principal_href = HrefElement::new(puri.principal_uri(&self.principal.id));
@@ -99,7 +99,7 @@ impl Resource for PrincipalResource {
         Some(&self.principal.id)
     }
 
-    fn get_user_privileges(&self, user: &User) -> Result<UserPrivilegeSet, Self::Error> {
+    fn get_user_privileges(&self, user: &Principal) -> Result<UserPrivilegeSet, Self::Error> {
         Ok(UserPrivilegeSet::owner_only(
             user.is_principal(&self.principal.id),
         ))

crates/carddav/src/principal/service.rs

@@ -5,7 +5,7 @@ use crate::{CardDavPrincipalUri, Error};
 use async_trait::async_trait;
 use axum::Router;
 use rustical_dav::resource::{AxumMethods, ResourceService};
-use rustical_store::auth::{AuthenticationProvider, User};
+use rustical_store::auth::{AuthenticationProvider, Principal};
 use rustical_store::{AddressbookStore, SubscriptionStore};
 use std::sync::Arc;
 
@@ -51,7 +51,7 @@ impl<A: AddressbookStore, AP: AuthenticationProvider, S: SubscriptionStore> Reso
     type MemberType = AddressbookResource;
     type Resource = PrincipalResource;
     type Error = Error;
-    type Principal = User;
+    type Principal = Principal;
     type PrincipalUri = CardDavPrincipalUri;
 
     const DAV_HEADER: &str = "1, 3, access-control, addressbook";

crates/dav/src/privileges.rs

@@ -2,6 +2,7 @@ use quick_xml::name::Namespace;
 use rustical_xml::{XmlDeserialize, XmlSerialize};
 use std::collections::{HashMap, HashSet};
 
+// https://datatracker.ietf.org/doc/html/rfc3744
 #[derive(Debug, Clone, XmlSerialize, XmlDeserialize, Eq, Hash, PartialEq)]
 pub enum UserPrivilege {
     Read,
@@ -47,6 +48,12 @@ pub struct UserPrivilegeSet {
 
 impl UserPrivilegeSet {
     pub fn has(&self, privilege: &UserPrivilege) -> bool {
+        if (privilege == &UserPrivilege::WriteProperties
+            || privilege == &UserPrivilege::WriteContent)
+            && self.privileges.contains(&UserPrivilege::Write)
+        {
+            return true;
+        }
         self.privileges.contains(privilege) || self.privileges.contains(&UserPrivilege::All)
     }
 
@@ -72,6 +79,15 @@ impl UserPrivilegeSet {
         }
     }
 
+    pub fn owner_write_properties(is_owner: bool) -> Self {
+        // Content is read-only but we can write properties
+        if is_owner {
+            Self::write_properties()
+        } else {
+            Self::default()
+        }
+    }
+
     pub fn read_only() -> Self {
         Self {
             privileges: HashSet::from([
@@ -81,6 +97,17 @@ impl UserPrivilegeSet {
             ]),
         }
     }
+
+    pub fn write_properties() -> Self {
+        Self {
+            privileges: HashSet::from([
+                UserPrivilege::Read,
+                UserPrivilege::WriteProperties,
+                UserPrivilege::ReadAcl,
+                UserPrivilege::ReadCurrentUserPrivilegeSet,
+            ]),
+        }
+    }
 }
 
 impl<const N: usize> From<[UserPrivilege; N]> for UserPrivilegeSet {

crates/dav/src/resource/methods/delete.rs

@@ -47,8 +47,9 @@ pub async fn route_delete<R: ResourceService>(
 ) -> Result<(), R::Error> {
     let resource = resource_service.get_resource(path_components).await?;
 
+    // Kind of a bodge since we don't get unbind from the parent
     let privileges = resource.get_user_privileges(principal)?;
-    if !privileges.has(&UserPrivilege::Write) {
+    if !privileges.has(&UserPrivilege::WriteProperties) {
         return Err(Error::Unauthorized.into());
     }
 

crates/dav/src/xml/multistatus.rs

@@ -1,4 +1,5 @@
 use crate::xml::TagList;
+use headers::{CacheControl, ContentType, HeaderMapExt};
 use http::StatusCode;
 use quick_xml::name::Namespace;
 use rustical_xml::{XmlRootTag, XmlSerialize, XmlSerializeRoot};
@@ -109,7 +110,6 @@ impl<T1: XmlSerialize, T2: XmlSerialize> axum::response::IntoResponse
 {
     fn into_response(self) -> axum::response::Response {
         use axum::body::Body;
-        use http::header;
 
         let mut output: Vec<_> = b"<?xml version=\"1.0\" encoding=\"utf-8\"?>\n".into();
         let mut writer = quick_xml::Writer::new_with_indent(&mut output, b' ', 4);
@@ -118,9 +118,9 @@ impl<T1: XmlSerialize, T2: XmlSerialize> axum::response::IntoResponse
         }
 
         let mut resp = axum::response::Response::builder().status(StatusCode::MULTI_STATUS);
-        resp.headers_mut()
-            .unwrap()
-            .insert(header::CONTENT_TYPE, "application/xml".try_into().unwrap());
+        let hdrs = resp.headers_mut().unwrap();
+        hdrs.typed_insert(ContentType::xml());
+        hdrs.typed_insert(CacheControl::new().with_no_cache());
         resp.body(Body::from(output)).unwrap()
     }
 }

crates/dav_push/Cargo.toml

@@ -24,7 +24,7 @@ rustical_dav.workspace = true
 rustical_store.workspace = true
 http.workspace = true
 base64.workspace = true
-p256.workspace = true
 rand.workspace = true
 ece.workspace = true
 axum.workspace = true
+openssl.workspace = true

crates/frontend/js-components/deno.json

@@ -5,7 +5,7 @@
   },
   "compilerOptions": {
     "lib": [
-      "ES2020",
+      "ES2024",
       "DOM",
       "DOM.Iterable"
     ]

crates/frontend/js-components/lib/create-addressbook-form.ts

@@ -1,5 +1,6 @@
 import { html, LitElement } from "lit";
 import { customElement, property } from "lit/decorators.js";
+import { Ref, createRef, ref } from 'lit/directives/ref.js';
 import { createClient } from "webdav";
 
 @customElement("create-addressbook-form")
@@ -24,12 +25,15 @@ export class CreateAddressbookForm extends LitElement {
   @property()
   description: String = ''
 
+  dialog: Ref<HTMLDialogElement> = createRef()
+  form: Ref<HTMLFormElement> = createRef()
 
   override render() {
     return html`
-      <section>
-        <h3>Create calendar</h3>
-        <form @submit=${this.submit}>
+      <button @click=${() => this.dialog.value.showModal()}>Create addressbook</button>
+      <dialog ${ref(this.dialog)}>
+        <h3>Create addressbook</h3>
+        <form @submit=${this.submit} ${ref(this.form)}>
           <label>
             id
             <input type="text" name="id" @change=${e => this.id = e.target.value} />
@@ -46,8 +50,9 @@ export class CreateAddressbookForm extends LitElement {
           </label>
           <br>
           <button type="submit">Create</button>
+          <button type="submit" @click=${event => { event.preventDefault(); this.dialog.value.close(); this.form.value.reset() }}> Cancel </button>
         </form>
-      </section>
+      </dialog>
     `
   }
 

crates/frontend/js-components/lib/create-calendar-form.ts

@@ -1,5 +1,6 @@
 import { html, LitElement } from "lit";
 import { customElement, property } from "lit/decorators.js";
+import { Ref, createRef, ref } from 'lit/directives/ref.js';
 import { createClient } from "webdav";
 
 @customElement("create-calendar-form")
@@ -30,12 +31,16 @@ export class CreateCalendarForm extends LitElement {
   @property()
   components: Set<"VEVENT" | "VTODO" | "VJOURNAL"> = new Set()
 
+  dialog: Ref<HTMLDialogElement> = createRef()
+  form: Ref<HTMLFormElement> = createRef()
+
 
   override render() {
     return html`
-      <section>
+      <button @click=${() => this.dialog.value.showModal()}>Create calendar</button>
+      <dialog ${ref(this.dialog)}>
         <h3>Create calendar</h3>
-        <form @submit=${this.submit}>
+        <form @submit=${this.submit} ${ref(this.form)}>
           <label>
             id
             <input type="text" name="id" @change=${e => this.id = e.target.value} />
@@ -69,9 +74,10 @@ export class CreateCalendarForm extends LitElement {
           `)}
           <br>
           <button type="submit">Create</button>
-        </form>
-      </section>
-    `
+          <button type="submit" @click=${event => { event.preventDefault(); this.dialog.value.close(); this.form.value.reset() }}> Cancel </button>
+      </form>
+      </dialog>
+        `
   }
 
   async submit(e: SubmitEvent) {
@@ -97,7 +103,7 @@ export class CreateCalendarForm extends LitElement {
             <displayname>${this.displayname}</displayname>
             ${this.description ? `<CAL:calendar-description>${this.description}</CAL:calendar-description>` : ''}
             ${this.color ? `<ICAL:calendar-color>${this.color}</ICAL:calendar-color>` : ''}
-            ${this.subscriptionUrl ? `<CS:source>${this.subscriptionUrl}</CS:source>` : ''}
+            ${this.subscriptionUrl ? `<CS:source><href>${this.subscriptionUrl}</href></CS:source>` : ''}
             <CAL:supported-calendar-component-set>
               ${Array.from(this.components.keys()).map(comp => `<CAL:comp name="${comp}" />`).join('\n')}
             </CAL:supported-calendar-component-set>

crates/frontend/js-components/lib/delete-button.ts

@@ -0,0 +1,44 @@
+import { html, LitElement } from "lit";
+import { customElement, property } from "lit/decorators.js";
+import { createClient } from "webdav";
+
+@customElement("delete-button")
+export class DeleteButton extends LitElement {
+  constructor() {
+    super()
+  }
+
+  @property({ type: Boolean })
+  trash: boolean = false
+  @property()
+  href: string
+
+  protected createRenderRoot() {
+    return this
+  }
+
+  protected render() {
+    let text = this.trash ? 'Move to trash' : 'Delete'
+    return html`<button class="delete" @click=${e => this._onClick(e)}>${text}</button>`
+  }
+
+  async _onClick(event: Event) {
+    event.preventDefault()
+    if (!this.trash && !confirm('Do you want to delete this collection permanently?')) {
+      return
+    }
+
+    let response = await fetch(this.href, {
+      method: 'DELETE',
+      headers: {
+        'X-No-Trashbin': this.trash ? '0' : '1'
+      }
+    })
+    if (response.status < 200 || response.status >= 300) {
+      alert('An error occured, look into the console')
+      console.error(response)
+      return
+    }
+    window.location.reload()
+  }
+}

crates/frontend/js-components/tsconfig.json

@@ -1,10 +1,13 @@
 {
   "module": "nodenext",
-  "moduleResolution": "nodenext",
   "compilerOptions": {
-    "target": "es2020",
+    "target": "es2024",
     "experimentalDecorators": true,
-    "useDefineForClassFields": false
+    "useDefineForClassFields": false,
+    "lib": [
+      "dom",
+      "es2024"
+    ]
   },
   "include": [
     "lib/**/*.ts"

crates/frontend/js-components/vite.config.ts

@@ -15,6 +15,7 @@ export default defineConfig({
       input: [
         "lib/create-calendar-form.ts",
         "lib/create-addressbook-form.ts",
+        "lib/delete-button.ts",
       ],
       output: {
         dir: "../public/assets/js/",

crates/frontend/public/assets/js/create-addressbook-form.mjs

@@ -1,45 +1,50 @@
-import { i as d, x as m } from "./lit-Dq9MfRDi.mjs";
-import { n, t as c } from "./property-DwhV4xIV.mjs";
-import { a as u } from "./webdav-Bz4I5vNH.mjs";
-var h = Object.defineProperty, y = Object.getOwnPropertyDescriptor, r = (e, a, o, s) => {
-  for (var t = s > 1 ? void 0 : s ? y(a, o) : a, p = e.length - 1, l; p >= 0; p--)
-    (l = e[p]) && (t = (s ? l(a, o, t) : l(t)) || t);
-  return s && t && h(a, o, t), t;
+import { i as c, x as u } from "./lit-CWlWuEHk.mjs";
+import { n as o, t as h } from "./property-DYFkTqgI.mjs";
+import { e as d, n as m } from "./ref-nf9JiOyl.mjs";
+import { a as b } from "./webdav-Bz4I5vNH.mjs";
+var y = Object.defineProperty, f = Object.getOwnPropertyDescriptor, r = (t, a, n, s) => {
+  for (var e = s > 1 ? void 0 : s ? f(a, n) : a, l = t.length - 1, p; l >= 0; l--)
+    (p = t[l]) && (e = (s ? p(a, n, e) : p(e)) || e);
+  return s && e && y(a, n, e), e;
 };
-let i = class extends d {
+let i = class extends c {
   constructor() {
-    super(), this.client = u("/carddav"), this.user = "", this.id = "", this.displayname = "", this.description = "";
+    super(), this.client = b("/carddav"), this.user = "", this.id = "", this.displayname = "", this.description = "", this.dialog = d(), this.form = d();
   }
   createRenderRoot() {
     return this;
   }
   render() {
-    return m`
-      <section>
-        <h3>Create calendar</h3>
-        <form @submit=${this.submit}>
+    return u`
+      <button @click=${() => this.dialog.value.showModal()}>Create addressbook</button>
+      <dialog ${m(this.dialog)}>
+        <h3>Create addressbook</h3>
+        <form @submit=${this.submit} ${m(this.form)}>
           <label>
             id
-            <input type="text" name="id" @change=${(e) => this.id = e.target.value} />
+            <input type="text" name="id" @change=${(t) => this.id = t.target.value} />
           </label>
           <br>
           <label>
             Displayname
-            <input type="text" name="displayname" value=${this.displayname} @change=${(e) => this.displayname = e.target.value} />
+            <input type="text" name="displayname" value=${this.displayname} @change=${(t) => this.displayname = t.target.value} />
           </label>
           <br>
           <label>
             Description
-            <input type="text" name="description" @change=${(e) => this.description = e.target.value} />
+            <input type="text" name="description" @change=${(t) => this.description = t.target.value} />
           </label>
           <br>
           <button type="submit">Create</button>
+          <button type="submit" @click=${(t) => {
+      t.preventDefault(), this.dialog.value.close(), this.form.value.reset();
+    }}> Cancel </button>
         </form>
-      </section>
+      </dialog>
     `;
   }
-  async submit(e) {
-    if (console.log(this.displayname), e.preventDefault(), !this.id) {
+  async submit(t) {
+    if (console.log(this.displayname), t.preventDefault(), !this.id) {
       alert("Empty id");
       return;
     }
@@ -62,19 +67,19 @@ let i = class extends d {
   }
 };
 r([
-  n()
+  o()
 ], i.prototype, "user", 2);
 r([
-  n()
+  o()
 ], i.prototype, "id", 2);
 r([
-  n()
+  o()
 ], i.prototype, "displayname", 2);
 r([
-  n()
+  o()
 ], i.prototype, "description", 2);
 i = r([
-  c("create-addressbook-form")
+  h("create-addressbook-form")
 ], i);
 export {
   i as CreateAddressbookForm

crates/frontend/public/assets/js/create-calendar-form.mjs

@@ -1,62 +1,67 @@
-import { i as m, x as c } from "./lit-Dq9MfRDi.mjs";
-import { n as s, t as d } from "./property-DwhV4xIV.mjs";
-import { a as u } from "./webdav-Bz4I5vNH.mjs";
-var h = Object.defineProperty, b = Object.getOwnPropertyDescriptor, a = (e, t, o, n) => {
-  for (var i = n > 1 ? void 0 : n ? b(t, o) : t, l = e.length - 1, p; l >= 0; l--)
-    (p = e[l]) && (i = (n ? p(t, o, i) : p(i)) || i);
-  return n && i && h(t, o, i), i;
+import { i as u, x as c } from "./lit-CWlWuEHk.mjs";
+import { n as o, t as h } from "./property-DYFkTqgI.mjs";
+import { e as m, n as d } from "./ref-nf9JiOyl.mjs";
+import { a as b } from "./webdav-Bz4I5vNH.mjs";
+var y = Object.defineProperty, $ = Object.getOwnPropertyDescriptor, a = (t, e, n, s) => {
+  for (var i = s > 1 ? void 0 : s ? $(e, n) : e, l = t.length - 1, p; l >= 0; l--)
+    (p = t[l]) && (i = (s ? p(e, n, i) : p(i)) || i);
+  return s && i && y(e, n, i), i;
 };
-let r = class extends m {
+let r = class extends u {
   constructor() {
-    super(), this.client = u("/caldav"), this.user = "", this.id = "", this.displayname = "", this.description = "", this.color = "", this.subscriptionUrl = "", this.components = /* @__PURE__ */ new Set();
+    super(), this.client = b("/caldav"), this.user = "", this.id = "", this.displayname = "", this.description = "", this.color = "", this.subscriptionUrl = "", this.components = /* @__PURE__ */ new Set(), this.dialog = m(), this.form = m();
   }
   createRenderRoot() {
     return this;
   }
   render() {
     return c`
-      <section>
+      <button @click=${() => this.dialog.value.showModal()}>Create calendar</button>
+      <dialog ${d(this.dialog)}>
         <h3>Create calendar</h3>
-        <form @submit=${this.submit}>
+        <form @submit=${this.submit} ${d(this.form)}>
           <label>
             id
-            <input type="text" name="id" @change=${(e) => this.id = e.target.value} />
+            <input type="text" name="id" @change=${(t) => this.id = t.target.value} />
           </label>
           <br>
           <label>
             Displayname
-            <input type="text" name="displayname" value=${this.displayname} @change=${(e) => this.displayname = e.target.value} />
+            <input type="text" name="displayname" value=${this.displayname} @change=${(t) => this.displayname = t.target.value} />
           </label>
           <br>
           <label>
             Description
-            <input type="text" name="description" @change=${(e) => this.description = e.target.value} />
+            <input type="text" name="description" @change=${(t) => this.description = t.target.value} />
           </label>
           <br>
           <label>
             Color
-            <input type="color" name="color"  @change=${(e) => this.color = e.target.value} />
+            <input type="color" name="color"  @change=${(t) => this.color = t.target.value} />
           </label>
           <br>
           <label>
             Subscription URL
-            <input type="text" name="subscription_url" @change=${(e) => this.subscriptionUrl = e.target.value}  />
+            <input type="text" name="subscription_url" @change=${(t) => this.subscriptionUrl = t.target.value}  />
           </label>
           <br>
-          ${["VEVENT", "VTODO", "VJOURNAL"].map((e) => c`
+          ${["VEVENT", "VTODO", "VJOURNAL"].map((t) => c`
             <label>
-              Support ${e}
-              <input type="checkbox" value=${e} @change=${(t) => t.target.checked ? this.components.add(t.target.value) : this.components.delete(t.target.value)} />
+              Support ${t}
+              <input type="checkbox" value=${t} @change=${(e) => e.target.checked ? this.components.add(e.target.value) : this.components.delete(e.target.value)} />
             </label>
           `)}
           <br>
           <button type="submit">Create</button>
-        </form>
-      </section>
-    `;
+          <button type="submit" @click=${(t) => {
+      t.preventDefault(), this.dialog.value.close(), this.form.value.reset();
+    }}> Cancel </button>
+      </form>
+      </dialog>
+        `;
   }
-  async submit(e) {
-    if (console.log(this.displayname), e.preventDefault(), !this.id) {
+  async submit(t) {
+    if (console.log(this.displayname), t.preventDefault(), !this.id) {
       alert("Empty id");
       return;
     }
@@ -76,9 +81,9 @@ let r = class extends m {
             <displayname>${this.displayname}</displayname>
             ${this.description ? `<CAL:calendar-description>${this.description}</CAL:calendar-description>` : ""}
             ${this.color ? `<ICAL:calendar-color>${this.color}</ICAL:calendar-color>` : ""}
-            ${this.subscriptionUrl ? `<CS:source>${this.subscriptionUrl}</CS:source>` : ""}
+            ${this.subscriptionUrl ? `<CS:source><href>${this.subscriptionUrl}</href></CS:source>` : ""}
             <CAL:supported-calendar-component-set>
-              ${Array.from(this.components.keys()).map((t) => `<CAL:comp name="${t}" />`).join(`
+              ${Array.from(this.components.keys()).map((e) => `<CAL:comp name="${e}" />`).join(`
 `)}
             </CAL:supported-calendar-component-set>
           </prop>
@@ -89,28 +94,28 @@ let r = class extends m {
   }
 };
 a([
-  s()
+  o()
 ], r.prototype, "user", 2);
 a([
-  s()
+  o()
 ], r.prototype, "id", 2);
 a([
-  s()
+  o()
 ], r.prototype, "displayname", 2);
 a([
-  s()
+  o()
 ], r.prototype, "description", 2);
 a([
-  s()
+  o()
 ], r.prototype, "color", 2);
 a([
-  s()
+  o()
 ], r.prototype, "subscriptionUrl", 2);
 a([
-  s()
+  o()
 ], r.prototype, "components", 2);
 r = a([
-  d("create-calendar-form")
+  h("create-calendar-form")
 ], r);
 export {
   r as CreateCalendarForm

crates/frontend/public/assets/js/delete-button.mjs

@@ -0,0 +1,46 @@
+import { i as c, x as p } from "./lit-CWlWuEHk.mjs";
+import { n as h, t as u } from "./property-DYFkTqgI.mjs";
+var f = Object.defineProperty, d = Object.getOwnPropertyDescriptor, i = (r, t, n, o) => {
+  for (var e = o > 1 ? void 0 : o ? d(t, n) : t, l = r.length - 1, a; l >= 0; l--)
+    (a = r[l]) && (e = (o ? a(t, n, e) : a(e)) || e);
+  return o && e && f(t, n, e), e;
+};
+let s = class extends c {
+  constructor() {
+    super(), this.trash = !1;
+  }
+  createRenderRoot() {
+    return this;
+  }
+  render() {
+    let r = this.trash ? "Move to trash" : "Delete";
+    return p`<button class="delete" @click=${(t) => this._onClick(t)}>${r}</button>`;
+  }
+  async _onClick(r) {
+    if (r.preventDefault(), !this.trash && !confirm("Do you want to delete this collection permanently?"))
+      return;
+    let t = await fetch(this.href, {
+      method: "DELETE",
+      headers: {
+        "X-No-Trashbin": this.trash ? "0" : "1"
+      }
+    });
+    if (t.status < 200 || t.status >= 300) {
+      alert("An error occured, look into the console"), console.error(t);
+      return;
+    }
+    window.location.reload();
+  }
+};
+i([
+  h({ type: Boolean })
+], s.prototype, "trash", 2);
+i([
+  h()
+], s.prototype, "href", 2);
+s = i([
+  u("delete-button")
+], s);
+export {
+  s as DeleteButton
+};

crates/frontend/public/assets/js/lit-CWlWuEHk.mjs

@@ -543,6 +543,7 @@ const z = y.litElementPolyfillSupport;
 z == null || z({ LitElement: T });
 (y.litElementVersions ?? (y.litElementVersions = [])).push("4.2.0");
 export {
+  d as E,
   et as f,
   T as i,
   j as u,

crates/frontend/public/assets/js/property-DYFkTqgI.mjs

@@ -1,4 +1,4 @@
-import { f as d, u as l } from "./lit-Dq9MfRDi.mjs";
+import { f as d, u as l } from "./lit-CWlWuEHk.mjs";
 /**
  * @license
  * Copyright 2017 Google LLC

crates/frontend/public/assets/js/ref-nf9JiOyl.mjs

@@ -0,0 +1,128 @@
+import { E as $ } from "./lit-CWlWuEHk.mjs";
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+const d = (t) => t.strings === void 0;
+/**
+ * @license
+ * Copyright 2017 Google LLC
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+const _ = { CHILD: 2 }, a = (t) => (...s) => ({ _$litDirective$: t, values: s });
+class A {
+  constructor(s) {
+  }
+  get _$AU() {
+    return this._$AM._$AU;
+  }
+  _$AT(s, e, i) {
+    this._$Ct = s, this._$AM = e, this._$Ci = i;
+  }
+  _$AS(s, e) {
+    return this.update(s, e);
+  }
+  update(s, e) {
+    return this.render(...e);
+  }
+}
+/**
+ * @license
+ * Copyright 2017 Google LLC
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+const n = (t, s) => {
+  var i;
+  const e = t._$AN;
+  if (e === void 0) return !1;
+  for (const h of e) (i = h._$AO) == null || i.call(h, s, !1), n(h, s);
+  return !0;
+}, r = (t) => {
+  let s, e;
+  do {
+    if ((s = t._$AM) === void 0) break;
+    e = s._$AN, e.delete(t), t = s;
+  } while ((e == null ? void 0 : e.size) === 0);
+}, l = (t) => {
+  for (let s; s = t._$AM; t = s) {
+    let e = s._$AN;
+    if (e === void 0) s._$AN = e = /* @__PURE__ */ new Set();
+    else if (e.has(t)) break;
+    e.add(t), v(s);
+  }
+};
+function f(t) {
+  this._$AN !== void 0 ? (r(this), this._$AM = t, l(this)) : this._$AM = t;
+}
+function u(t, s = !1, e = 0) {
+  const i = this._$AH, h = this._$AN;
+  if (h !== void 0 && h.size !== 0) if (s) if (Array.isArray(i)) for (let o = e; o < i.length; o++) n(i[o], !1), r(i[o]);
+  else i != null && (n(i, !1), r(i));
+  else n(this, t);
+}
+const v = (t) => {
+  t.type == _.CHILD && (t._$AP ?? (t._$AP = u), t._$AQ ?? (t._$AQ = f));
+};
+class p extends A {
+  constructor() {
+    super(...arguments), this._$AN = void 0;
+  }
+  _$AT(s, e, i) {
+    super._$AT(s, e, i), l(this), this.isConnected = s._$AU;
+  }
+  _$AO(s, e = !0) {
+    var i, h;
+    s !== this.isConnected && (this.isConnected = s, s ? (i = this.reconnected) == null || i.call(this) : (h = this.disconnected) == null || h.call(this)), e && (n(this, s), r(this));
+  }
+  setValue(s) {
+    if (d(this._$Ct)) this._$Ct._$AI(s, this);
+    else {
+      const e = [...this._$Ct._$AH];
+      e[this._$Ci] = s, this._$Ct._$AI(e, this, 0);
+    }
+  }
+  disconnected() {
+  }
+  reconnected() {
+  }
+}
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+const g = () => new C();
+class C {
+}
+const c = /* @__PURE__ */ new WeakMap(), M = a(class extends p {
+  render(t) {
+    return $;
+  }
+  update(t, [s]) {
+    var i;
+    const e = s !== this.G;
+    return e && this.G !== void 0 && this.rt(void 0), (e || this.lt !== this.ct) && (this.G = s, this.ht = (i = t.options) == null ? void 0 : i.host, this.rt(this.ct = t.element)), $;
+  }
+  rt(t) {
+    if (this.isConnected || (t = void 0), typeof this.G == "function") {
+      const s = this.ht ?? globalThis;
+      let e = c.get(s);
+      e === void 0 && (e = /* @__PURE__ */ new WeakMap(), c.set(s, e)), e.get(this.G) !== void 0 && this.G.call(this.ht, void 0), e.set(this.G, t), t !== void 0 && this.G.call(this.ht, t);
+    } else this.G.value = t;
+  }
+  get lt() {
+    var t, s;
+    return typeof this.G == "function" ? (t = c.get(this.ht ?? globalThis)) == null ? void 0 : t.get(this.G) : (s = this.G) == null ? void 0 : s.value;
+  }
+  disconnected() {
+    this.lt === this.ct && this.rt(void 0);
+  }
+  reconnected() {
+    this.rt(this.ct);
+  }
+});
+export {
+  g as e,
+  M as n
+};

crates/frontend/public/assets/style.css

@@ -160,12 +160,12 @@ table {
         display: grid;
         min-height: 80px;
         grid-template-areas:
-          ".                .     color-chip"
-          "title            comps color-chip"
-          "description      .     color-chip"
-          "subscription-url .     color-chip"
-          "actions          .     color-chip"
-          ".                .     color-chip";
+          ".                .                 color-chip"
+          "title            comps             color-chip"
+          "description      description       color-chip"
+          "subscription-url subscription-url  color-chip"
+          "actions          actions           color-chip"
+          ".                .                 color-chip";
         grid-template-rows: 12px auto auto auto auto 12px;
         grid-template-columns: min-content auto 80px;
         color: inherit;
@@ -220,6 +220,8 @@ table {
         .actions {
           grid-area: actions;
           width: fit-content;
+          display: flex;
+          gap: 12px;
         }
 
         &:hover {

crates/frontend/public/templates/pages/addressbook.html

@@ -10,12 +10,4 @@
 
 <pre>{{ addressbook|json }}</pre>
 
-<h2>Delete</h2>
-
-<section>
-  <form method="POST" action="/frontend/user/{{addressbook.principal}}/addressbook/{{addressbook.id}}/delete">
-    <button type="submit">Move to trash</button>
-  </form>
-</section>
-
 {% endblock %}

crates/frontend/public/templates/pages/calendar.html

@@ -31,12 +31,4 @@
 
 <pre>{{ calendar|json }}</pre>
 
-<h2>Delete</h2>
-
-<section>
-  <form method="POST" action="/frontend/user/{{calendar.principal}}/calendar/{{calendar.id}}/delete">
-    <button type="submit">Move to trash</button>
-  </form>
-</section>
-
 {%endblock %}

crates/frontend/public/templates/pages/user.html

@@ -3,6 +3,7 @@
 {% block imports %}
 <script type="module" src="/frontend/assets/js/create-calendar-form.mjs" async></script>
 <script type="module" src="/frontend/assets/js/create-addressbook-form.mjs" async></script>
+<script type="module" src="/frontend/assets/js/delete-button.mjs" async></script>
 {% endblock %}
 
 {% block content %}
@@ -83,9 +84,10 @@
       <span class="subscription-url">{{ subscription_url }}</span>
       {% endif %}
       <div class="actions">
-        <form action="/caldav/principal/{{ calendar.principal }}/calendar/{{ calendar.id }}" target="_blank" method="GET">
+        <form action="/caldav/principal/{{ calendar.principal }}/{{ calendar.id }}" target="_blank" method="GET">
           <button type="submit">Download</button>
         </form>
+        <delete-button trash href="/caldav/principal/{{ calendar.principal }}/{{ calendar.id }}"></delete-button>
       </div>
       <div class="color-chip"></div>
     </a>
@@ -114,6 +116,7 @@
         <form action="/frontend/user/{{ calendar.principal }}/calendar/{{ calendar.id}}/restore" method="POST" class="restore-form">
           <button type="submit">Restore</button>
         </form>
+        <delete-button href="/caldav/principal/{{ calendar.principal }}/{{ calendar.id }}"></delete-button>
       </div>
       <div class="color-chip"></div>
     </a>
@@ -139,6 +142,7 @@
         <form action="/carddav/principal/{{ addressbook.principal }}/{{ addressbook.id }}" target="_blank" method="GET">
           <button type="submit">Download</button>
         </form>
+        <delete-button trash href="/carddav/principal/{{ addressbook.principal }}/{{ addressbook.id }}"></delete-button>
       </div>
     </a>
   </li>
@@ -160,6 +164,7 @@
         <form action="/frontend/user/{{ addressbook.principal }}/addressbook/{{ addressbook.id}}/restore" method="POST" class="restore-form">
           <button type="submit">Restore</button>
         </form>
+        <delete-button href="/carddav/principal/{{ addressbook.principal }}/{{ addressbook.id }}"></delete-button>
       </div>
     </a>
   </li>

crates/frontend/src/lib.rs

@@ -26,9 +26,9 @@ pub use config::FrontendConfig;
 use oidc_user_store::OidcUserStore;
 
 use crate::routes::{
-    addressbook::{route_addressbook, route_addressbook_restore, route_delete_addressbook},
+    addressbook::{route_addressbook, route_addressbook_restore},
     app_token::{route_delete_app_token, route_post_app_token},
-    calendar::{route_calendar, route_calendar_restore, route_delete_calendar},
+    calendar::{route_calendar, route_calendar_restore},
     login::{route_get_login, route_post_login, route_post_logout},
     user::{route_get_home, route_root, route_user_named},
 };
@@ -60,10 +60,6 @@ pub fn frontend_router<AP: AuthenticationProvider, CS: CalendarStore, AS: Addres
             "/user/{user}/calendar/{calendar}",
             get(route_calendar::<CS>),
         )
-        .route(
-            "/user/{user}/calendar/{calendar}/delete",
-            post(route_delete_calendar::<CS>),
-        )
         .route(
             "/user/{user}/calendar/{calendar}/restore",
             post(route_calendar_restore::<CS>),
@@ -73,10 +69,6 @@ pub fn frontend_router<AP: AuthenticationProvider, CS: CalendarStore, AS: Addres
             "/user/{user}/addressbook/{addressbook}",
             get(route_addressbook::<AS>),
         )
-        .route(
-            "/user/{user}/addressbook/{addressbook}/delete",
-            post(route_delete_addressbook::<AS>),
-        )
         .route(
             "/user/{user}/addressbook/{addressbook}/restore",
             post(route_addressbook_restore::<AS>),

crates/frontend/src/nextcloud_login/routes.rs

@@ -13,7 +13,7 @@ use axum_extra::{TypedHeader, extract::Host};
 use chrono::{Duration, Utc};
 use headers::UserAgent;
 use http::StatusCode;
-use rustical_store::auth::{AuthenticationProvider, User};
+use rustical_store::auth::{AuthenticationProvider, Principal};
 use serde::{Deserialize, Serialize};
 use std::sync::Arc;
 use tracing::instrument;
@@ -101,7 +101,7 @@ struct NextcloudLoginPage {
 pub(crate) async fn get_nextcloud_flow(
     Extension(state): Extension<Arc<NextcloudFlows>>,
     Path(flow_id): Path<String>,
-    user: User,
+    user: Principal,
 ) -> Result<Response, rustical_store::Error> {
     if let Some(flow) = state.flows.read().await.get(&flow_id) {
         Ok(Html(
@@ -131,7 +131,7 @@ struct NextcloudLoginSuccessPage {
 
 #[instrument(skip(state))]
 pub(crate) async fn post_nextcloud_flow(
-    user: User,
+    user: Principal,
     Extension(state): Extension<Arc<NextcloudFlows>>,
     Path(flow_id): Path<String>,
     Host(host): Host,

crates/frontend/src/oidc_user_store.rs

@@ -2,7 +2,7 @@ use std::sync::Arc;
 
 use async_trait::async_trait;
 use rustical_oidc::UserStore;
-use rustical_store::auth::{AuthenticationProvider, User};
+use rustical_store::auth::{AuthenticationProvider, Principal};
 
 pub struct OidcUserStore<AP: AuthenticationProvider>(pub Arc<AP>);
 
@@ -23,7 +23,7 @@ impl<AP: AuthenticationProvider> UserStore for OidcUserStore<AP> {
     async fn insert_user(&self, id: &str) -> Result<(), Self::Error> {
         self.0
             .insert_principal(
-                User {
+                Principal {
                     id: id.to_owned(),
                     displayname: None,
                     principal_type: Default::default(),

crates/frontend/src/routes/addressbook.rs

@@ -10,7 +10,7 @@ use axum::{
 use axum_extra::TypedHeader;
 use headers::Referer;
 use http::StatusCode;
-use rustical_store::{Addressbook, AddressbookStore, auth::User};
+use rustical_store::{Addressbook, AddressbookStore, auth::Principal};
 
 #[derive(Template, WebTemplate)]
 #[template(path = "pages/addressbook.html")]
@@ -21,7 +21,7 @@ struct AddressbookPage {
 pub async fn route_addressbook<AS: AddressbookStore>(
     Path((owner, addrbook_id)): Path<(String, String)>,
     Extension(store): Extension<Arc<AS>>,
-    user: User,
+    user: Principal,
 ) -> Result<Response, rustical_store::Error> {
     if !user.is_principal(&owner) {
         return Ok(StatusCode::UNAUTHORIZED.into_response());
@@ -35,7 +35,7 @@ pub async fn route_addressbook<AS: AddressbookStore>(
 pub async fn route_addressbook_restore<AS: AddressbookStore>(
     Path((owner, addressbook_id)): Path<(String, String)>,
     Extension(store): Extension<Arc<AS>>,
-    user: User,
+    user: Principal,
     referer: Option<TypedHeader<Referer>>,
 ) -> Result<Response, rustical_store::Error> {
     if !user.is_principal(&owner) {
@@ -47,19 +47,3 @@ pub async fn route_addressbook_restore<AS: AddressbookStore>(
         None => (StatusCode::CREATED, "Restored").into_response(),
     })
 }
-
-pub async fn route_delete_addressbook<AS: AddressbookStore>(
-    Path((owner, addressbook_id)): Path<(String, String)>,
-    Extension(store): Extension<Arc<AS>>,
-    user: User,
-) -> Result<Response, rustical_store::Error> {
-    if !user.is_principal(&owner) {
-        return Ok(StatusCode::UNAUTHORIZED.into_response());
-    }
-
-    store
-        .delete_addressbook(&owner, &addressbook_id, true)
-        .await?;
-
-    Ok(Redirect::to(&format!("/frontend/user/{}", user.id)).into_response())
-}

crates/frontend/src/routes/app_token.rs

@@ -12,7 +12,7 @@ use headers::{ContentType, HeaderMapExt};
 use http::{HeaderValue, StatusCode, header};
 use percent_encoding::{CONTROLS, utf8_percent_encode};
 use rand::{Rng, distr::Alphanumeric};
-use rustical_store::auth::{AuthenticationProvider, User};
+use rustical_store::auth::{AuthenticationProvider, Principal};
 use serde::Deserialize;
 use uuid::Uuid;
 
@@ -47,7 +47,7 @@ pub(crate) struct PostAppTokenForm {
 }
 
 pub async fn route_post_app_token<AP: AuthenticationProvider>(
-    user: User,
+    user: Principal,
     Extension(auth_provider): Extension<Arc<AP>>,
     Path(user_id): Path<String>,
     Host(hostname): Host,
@@ -96,7 +96,7 @@ pub async fn route_post_app_token<AP: AuthenticationProvider>(
 }
 
 pub async fn route_delete_app_token<AP: AuthenticationProvider>(
-    user: User,
+    user: Principal,
     Extension(auth_provider): Extension<Arc<AP>>,
     Path((user_id, token_id)): Path<(String, String)>,
 ) -> Result<Redirect, rustical_store::Error> {

crates/frontend/src/routes/calendar.rs

@@ -10,7 +10,7 @@ use axum::{
 use axum_extra::TypedHeader;
 use headers::Referer;
 use http::StatusCode;
-use rustical_store::{Calendar, CalendarStore, auth::User};
+use rustical_store::{Calendar, CalendarStore, auth::Principal};
 
 #[derive(Template, WebTemplate)]
 #[template(path = "pages/calendar.html")]
@@ -21,7 +21,7 @@ struct CalendarPage {
 pub async fn route_calendar<C: CalendarStore>(
     Path((owner, cal_id)): Path<(String, String)>,
     Extension(store): Extension<Arc<C>>,
-    user: User,
+    user: Principal,
 ) -> Result<Response, rustical_store::Error> {
     if !user.is_principal(&owner) {
         return Ok(StatusCode::UNAUTHORIZED.into_response());
@@ -35,7 +35,7 @@ pub async fn route_calendar<C: CalendarStore>(
 pub async fn route_calendar_restore<CS: CalendarStore>(
     Path((owner, cal_id)): Path<(String, String)>,
     Extension(store): Extension<Arc<CS>>,
-    user: User,
+    user: Principal,
     referer: Option<TypedHeader<Referer>>,
 ) -> Result<Response, rustical_store::Error> {
     if !user.is_principal(&owner) {
@@ -47,17 +47,3 @@ pub async fn route_calendar_restore<CS: CalendarStore>(
         None => (StatusCode::CREATED, "Restored").into_response(),
     })
 }
-
-pub async fn route_delete_calendar<C: CalendarStore>(
-    Path((owner, cal_id)): Path<(String, String)>,
-    Extension(store): Extension<Arc<C>>,
-    user: User,
-) -> Result<Response, rustical_store::Error> {
-    if !user.is_principal(&owner) {
-        return Ok(StatusCode::UNAUTHORIZED.into_response());
-    }
-
-    store.delete_calendar(&owner, &cal_id, true).await?;
-
-    Ok(Redirect::to(&format!("/frontend/user/{}", user.id)).into_response())
-}

crates/frontend/src/routes/user.rs

@@ -12,13 +12,13 @@ use headers::UserAgent;
 use http::StatusCode;
 use rustical_store::{
     Addressbook, AddressbookStore, Calendar, CalendarStore,
-    auth::{AuthenticationProvider, User, user::AppToken},
+    auth::{AppToken, AuthenticationProvider, Principal},
 };
 
 #[derive(Template, WebTemplate)]
 #[template(path = "pages/user.html")]
 pub struct UserPage {
-    pub user: User,
+    pub user: Principal,
     pub app_tokens: Vec<AppToken>,
     pub calendars: Vec<Calendar>,
     pub deleted_calendars: Vec<Calendar>,
@@ -39,7 +39,7 @@ pub async fn route_user_named<
     Extension(auth_provider): Extension<Arc<AP>>,
     TypedHeader(user_agent): TypedHeader<UserAgent>,
     Host(host): Host,
-    user: User,
+    user: Principal,
 ) -> impl IntoResponse {
     if user_id != user.id {
         return StatusCode::UNAUTHORIZED.into_response();
@@ -81,11 +81,11 @@ pub async fn route_user_named<
     .into_response()
 }
 
-pub async fn route_get_home(user: User) -> Redirect {
+pub async fn route_get_home(user: Principal) -> Redirect {
     Redirect::to(&format!("/frontend/user/{}", user.id))
 }
 
-pub async fn route_root(user: Option<User>) -> Redirect {
+pub async fn route_root(user: Option<Principal>) -> Redirect {
     match user {
         Some(user) => route_get_home(user).await,
         None => Redirect::to("/frontend/login"),

crates/oidc/src/lib.rs

@@ -138,7 +138,8 @@ pub async fn route_post_oidc(
 #[derive(Debug, Clone, Deserialize)]
 pub struct AuthCallbackQuery {
     code: AuthorizationCode,
-    iss: IssuerUrl,
+    // RFC 9207
+    iss: Option<IssuerUrl>,
     state: String,
 }
 
@@ -153,7 +154,9 @@ pub async fn route_get_oidc_callback<US: UserStore + Clone>(
 ) -> Result<Response, OidcError> {
     let callback_uri = format!("https://{host}/frontend/login/oidc/callback");
 
-    assert_eq!(iss, oidc_config.issuer);
+    if let Some(iss) = iss {
+        assert_eq!(iss, oidc_config.issuer);
+    }
     let oidc_state = session
         .remove::<OidcState>(SESSION_KEY_OIDC_STATE)
         .await?

crates/store/src/auth/mod.rs

@@ -1,17 +1,26 @@
 pub mod middleware;
-pub mod user;
+mod principal;
 use crate::error::Error;
 use async_trait::async_trait;
 
+pub use principal::{AppToken, Principal, PrincipalType};
+
 #[async_trait]
 pub trait AuthenticationProvider: Send + Sync + 'static {
-    async fn get_principals(&self) -> Result<Vec<User>, crate::Error>;
-    async fn get_principal(&self, id: &str) -> Result<Option<User>, crate::Error>;
+    async fn get_principals(&self) -> Result<Vec<Principal>, crate::Error>;
+    async fn get_principal(&self, id: &str) -> Result<Option<Principal>, crate::Error>;
     async fn remove_principal(&self, id: &str) -> Result<(), crate::Error>;
-    async fn insert_principal(&self, user: User, overwrite: bool) -> Result<(), crate::Error>;
-    async fn validate_password(&self, user_id: &str, password: &str)
-    -> Result<Option<User>, Error>;
-    async fn validate_app_token(&self, user_id: &str, token: &str) -> Result<Option<User>, Error>;
+    async fn insert_principal(&self, user: Principal, overwrite: bool) -> Result<(), crate::Error>;
+    async fn validate_password(
+        &self,
+        user_id: &str,
+        password: &str,
+    ) -> Result<Option<Principal>, Error>;
+    async fn validate_app_token(
+        &self,
+        user_id: &str,
+        token: &str,
+    ) -> Result<Option<Principal>, Error>;
     /// Returns a token identifier
     async fn add_app_token(
         &self,
@@ -28,5 +37,3 @@ pub trait AuthenticationProvider: Send + Sync + 'static {
 }
 
 pub use middleware::AuthenticationMiddleware;
-use user::AppToken;
-pub use user::User;

crates/store/src/auth/principal.rs

@@ -78,8 +78,7 @@ pub struct AppToken {
 
 #[derive(Debug, Clone, Deserialize, Serialize)]
 #[serde(deny_unknown_fields)]
-// TODO: Rename this to Principal
-pub struct User {
+pub struct Principal {
     pub id: String,
     pub displayname: Option<String>,
     #[serde(default)]
@@ -89,7 +88,7 @@ pub struct User {
     pub memberships: Vec<String>,
 }
 
-impl User {
+impl Principal {
     /// Returns true if the user is either
     /// - the principal itself
     /// - has full access to the prinicpal (is member)
@@ -114,7 +113,7 @@ impl User {
     }
 }
 
-impl rustical_dav::Principal for User {
+impl rustical_dav::Principal for Principal {
     fn get_id(&self) -> &str {
         &self.id
     }
@@ -134,7 +133,7 @@ impl IntoResponse for UnauthorizedError {
     }
 }
 
-impl<S: Send + Sync + Clone> FromRequestParts<S> for User {
+impl<S: Send + Sync + Clone> FromRequestParts<S> for Principal {
     type Rejection = UnauthorizedError;
 
     async fn from_request_parts(
@@ -149,7 +148,7 @@ impl<S: Send + Sync + Clone> FromRequestParts<S> for User {
     }
 }
 
-impl<S: Send + Sync + Clone> OptionalFromRequestParts<S> for User {
+impl<S: Send + Sync + Clone> OptionalFromRequestParts<S> for Principal {
     type Rejection = Infallible;
 
     async fn from_request_parts(

crates/store/src/calendar_store.rs

@@ -58,6 +58,7 @@ pub trait CalendarStore: Send + Sync + 'static {
         principal: &str,
         cal_id: &str,
         object_id: &str,
+        show_deleted: bool,
     ) -> Result<CalendarObject, Error>;
     async fn put_object(
         &self,

crates/store/src/combined_calendar_store.rs

@@ -80,11 +80,13 @@ impl<CS: CalendarStore, BS: CalendarStore> CalendarStore for CombinedCalendarSto
         use_trashbin: bool,
     ) -> Result<(), Error> {
         if cal_id.starts_with(BIRTHDAYS_PREFIX) {
-            Err(Error::ReadOnly)
-        } else {
             self.birthday_store
                 .delete_object(principal, cal_id, object_id, use_trashbin)
                 .await
+        } else {
+            self.cal_store
+                .delete_object(principal, cal_id, object_id, use_trashbin)
+                .await
         }
     }
 
@@ -94,14 +96,15 @@ impl<CS: CalendarStore, BS: CalendarStore> CalendarStore for CombinedCalendarSto
         principal: &str,
         cal_id: &str,
         object_id: &str,
+        show_deleted: bool,
     ) -> Result<CalendarObject, Error> {
         if cal_id.starts_with(BIRTHDAYS_PREFIX) {
             self.birthday_store
-                .get_object(principal, cal_id, object_id)
+                .get_object(principal, cal_id, object_id, show_deleted)
                 .await
         } else {
             self.cal_store
-                .get_object(principal, cal_id, object_id)
+                .get_object(principal, cal_id, object_id, show_deleted)
                 .await
         }
     }
@@ -237,4 +240,3 @@ impl<CS: CalendarStore, BS: CalendarStore> CalendarStore for CombinedCalendarSto
         }
     }
 }
-

crates/store/src/contact_birthday_store.rs

@@ -126,13 +126,14 @@ impl<AS: AddressbookStore> CalendarStore for ContactBirthdayStore<AS> {
         principal: &str,
         cal_id: &str,
         object_id: &str,
+        show_deleted: bool,
     ) -> Result<CalendarObject, Error> {
         let cal_id = cal_id
             .strip_prefix(BIRTHDAYS_PREFIX)
             .ok_or(Error::NotFound)?;
         let (addressobject_id, date_type) = object_id.rsplit_once("-").ok_or(Error::NotFound)?;
         self.0
-            .get_object(principal, cal_id, addressobject_id, false)
+            .get_object(principal, cal_id, addressobject_id, show_deleted)
             .await?
             .get_significant_dates()?
             .remove(date_type)

crates/store_sqlite/src/addressbook_store.rs

@@ -250,7 +250,7 @@ impl SqliteAddressbookStore {
     ) -> Result<AddressObject, rustical_store::Error> {
         Ok(sqlx::query_as!(
             AddressObjectRow,
-            "SELECT id, vcf FROM addressobjects WHERE (principal, addressbook_id, id) = (?, ?, ?) AND ((deleted_at IS NULL) or ?)",
+            "SELECT id, vcf FROM addressobjects WHERE (principal, addressbook_id, id) = (?, ?, ?) AND ((deleted_at IS NULL) OR ?)",
             principal,
             addressbook_id,
             object_id,

crates/store_sqlite/src/calendar_store.rs

@@ -296,13 +296,15 @@ impl SqliteCalendarStore {
         principal: &str,
         cal_id: &str,
         object_id: &str,
+        show_deleted: bool,
     ) -> Result<CalendarObject, Error> {
         sqlx::query_as!(
             CalendarObjectRow,
-            "SELECT id, ics FROM calendarobjects WHERE (principal, cal_id, id) = (?, ?, ?)",
+            "SELECT id, ics FROM calendarobjects WHERE (principal, cal_id, id) = (?, ?, ?) AND ((deleted_at IS NULL) OR ?)",
             principal,
             cal_id,
-            object_id
+            object_id,
+            show_deleted
         )
         .fetch_one(executor)
         .await
@@ -454,7 +456,7 @@ impl SqliteCalendarStore {
             .unwrap_or(0);
 
         for Row { object_id, .. } in changes {
-            match Self::_get_object(&mut *conn, principal, cal_id, &object_id).await {
+            match Self::_get_object(&mut *conn, principal, cal_id, &object_id, false).await {
                 Ok(object) => objects.push(object),
                 Err(rustical_store::Error::NotFound) => deleted_objects.push(object_id),
                 Err(err) => return Err(err),
@@ -557,8 +559,9 @@ impl CalendarStore for SqliteCalendarStore {
         principal: &str,
         cal_id: &str,
         object_id: &str,
+        show_deleted: bool,
     ) -> Result<CalendarObject, Error> {
-        Self::_get_object(&self.db, principal, cal_id, object_id).await
+        Self::_get_object(&self.db, principal, cal_id, object_id, show_deleted).await
     }
 
     #[instrument]

crates/store_sqlite/src/principal_store.rs

@@ -7,7 +7,7 @@ use pbkdf2::{
 };
 use rustical_store::{
     Error, Secret,
-    auth::{AuthenticationProvider, User, user::AppToken},
+    auth::{AppToken, AuthenticationProvider, Principal},
 };
 use sqlx::{SqlitePool, types::Json};
 use tracing::instrument;
@@ -21,11 +21,11 @@ struct PrincipalRow {
     memberships: Option<Json<Vec<Option<String>>>>,
 }
 
-impl TryFrom<PrincipalRow> for User {
+impl TryFrom<PrincipalRow> for Principal {
     type Error = Error;
 
     fn try_from(value: PrincipalRow) -> Result<Self, Self::Error> {
-        Ok(User {
+        Ok(Principal {
             id: value.id,
             displayname: value.displayname,
             password: value.password_hash.map(Secret::from),
@@ -49,8 +49,8 @@ pub struct SqlitePrincipalStore {
 #[async_trait]
 impl AuthenticationProvider for SqlitePrincipalStore {
     #[instrument]
-    async fn get_principals(&self) -> Result<Vec<User>, Error> {
-        let result: Result<Vec<User>, Error> = sqlx::query_as!(
+    async fn get_principals(&self) -> Result<Vec<Principal>, Error> {
+        let result: Result<Vec<Principal>, Error> = sqlx::query_as!(
             PrincipalRow,
             r#"
             SELECT id, displayname, principal_type, password_hash, json_group_array(member_of) AS "memberships: Json<Vec<Option<String>>>"
@@ -63,13 +63,13 @@ impl AuthenticationProvider for SqlitePrincipalStore {
         .await
         .map_err(crate::Error::from)?
         .into_iter()
-        .map(User::try_from)
+        .map(Principal::try_from)
         .collect();
         Ok(result?)
     }
 
     #[instrument]
-    async fn get_principal(&self, id: &str) -> Result<Option<User>, Error> {
+    async fn get_principal(&self, id: &str) -> Result<Option<Principal>, Error> {
         let row= sqlx::query_as!(
             PrincipalRow,
             r#"
@@ -83,7 +83,7 @@ impl AuthenticationProvider for SqlitePrincipalStore {
             .fetch_optional(&self.db)
             .await
             .map_err(crate::Error::from)?
-            .map(User::try_from);
+            .map(Principal::try_from);
         if let Some(row) = row {
             Ok(Some(row?))
         } else {
@@ -103,7 +103,7 @@ impl AuthenticationProvider for SqlitePrincipalStore {
     #[instrument]
     async fn insert_principal(
         &self,
-        user: User,
+        user: Principal,
         overwrite: bool,
     ) -> Result<(), rustical_store::Error> {
         // Would be cleaner to put this into a transaction but for now it will be fine
@@ -142,7 +142,11 @@ impl AuthenticationProvider for SqlitePrincipalStore {
     }
 
     #[instrument(skip(token))]
-    async fn validate_app_token(&self, user_id: &str, token: &str) -> Result<Option<User>, Error> {
+    async fn validate_app_token(
+        &self,
+        user_id: &str,
+        token: &str,
+    ) -> Result<Option<Principal>, Error> {
         for app_token in &self.get_app_tokens(user_id).await? {
             if password_auth::verify_password(token, app_token.token.as_ref()).is_ok() {
                 return self.get_principal(user_id).await;
@@ -169,8 +173,8 @@ impl AuthenticationProvider for SqlitePrincipalStore {
         &self,
         user_id: &str,
         password_input: &str,
-    ) -> Result<Option<User>, Error> {
-        let user: User = match self.get_principal(user_id).await? {
+    ) -> Result<Option<Principal>, Error> {
+        let user: Principal = match self.get_principal(user_id).await? {
             Some(user) => user,
             None => return Ok(None),
         };

docs/index.md

@@ -4,7 +4,8 @@ a CalDAV/CardDAV server
 
 !!! warning
 RustiCal is **not production-ready!**
-While I've started migrating to RustiCal and becoming more confident, please know that bugs and rough edges will still occur.
+I've been using it for the last few weeks and I'm slowly becoming more confident,
+however you'd be one of the first testers so expect bugs and rough edges.
 If you still want to play around with it in its current state, absolutely feel free to do so and to open up an issue if something is not working. :)
 
 ## Features
@@ -25,3 +26,4 @@ If you still want to play around with it in its current state, absolutely feel f
 - GNOME Accounts, GNOME Calendar, GNOME Contacts
 - Evolution
 - Apple Calendar
+- Home Assistant integration

src/commands/principals.rs

@@ -6,7 +6,7 @@ use figment::{
     providers::{Env, Format, Toml},
 };
 use password_hash::{PasswordHasher, SaltString, rand_core::OsRng};
-use rustical_store::auth::{AuthenticationProvider, User, user::PrincipalType};
+use rustical_store::auth::{AuthenticationProvider, Principal, PrincipalType};
 
 #[derive(Parser, Debug)]
 pub struct PrincipalsArgs {
@@ -99,7 +99,7 @@ pub async fn cmd_principals(args: PrincipalsArgs) -> anyhow::Result<()> {
             };
             principal_store
                 .insert_principal(
-                    User {
+                    Principal {
                         id,
                         displayname: name,
                         principal_type: principal_type.unwrap_or_default(),