version 0.9.1

fixes #112

.sqlx/query-27ac68a4eea40c1cac663cad034028cf6c373354b29e3a5290c18f58101913cd.json

@@ -1,6 +1,6 @@
 {
   "db_name": "SQLite",
-  "query": "SELECT *\n                FROM calendars\n                WHERE principal = ? AND deleted_at IS NOT NULL",
+  "query": "SELECT principal, id, displayname, \"order\", description, color, timezone_id, deleted_at, synctoken, subscription_url, push_topic, comp_event, comp_todo, comp_journal\n                FROM calendars\n                WHERE principal = ? AND deleted_at IS NOT NULL",
   "describe": {
     "columns": [
       {
@@ -14,68 +14,63 @@
         "type_info": "Text"
       },
       {
-        "name": "synctoken",
+        "name": "displayname",
         "ordinal": 2,
-        "type_info": "Integer"
+        "type_info": "Text"
       },
       {
-        "name": "displayname",
+        "name": "order",
         "ordinal": 3,
-        "type_info": "Text"
+        "type_info": "Integer"
       },
       {
         "name": "description",
         "ordinal": 4,
         "type_info": "Text"
       },
-      {
-        "name": "order",
-        "ordinal": 5,
-        "type_info": "Integer"
-      },
       {
         "name": "color",
-        "ordinal": 6,
+        "ordinal": 5,
-        "type_info": "Text"
-      },
-      {
-        "name": "timezone",
-        "ordinal": 7,
         "type_info": "Text"
       },
       {
         "name": "timezone_id",
-        "ordinal": 8,
+        "ordinal": 6,
         "type_info": "Text"
       },
       {
         "name": "deleted_at",
-        "ordinal": 9,
+        "ordinal": 7,
         "type_info": "Datetime"
       },
+      {
+        "name": "synctoken",
+        "ordinal": 8,
+        "type_info": "Integer"
+      },
       {
         "name": "subscription_url",
-        "ordinal": 10,
+        "ordinal": 9,
         "type_info": "Text"
       },
       {
         "name": "push_topic",
-        "ordinal": 11,
+        "ordinal": 10,
         "type_info": "Text"
       },
       {
         "name": "comp_event",
-        "ordinal": 12,
+        "ordinal": 11,
         "type_info": "Bool"
       },
       {
         "name": "comp_todo",
-        "ordinal": 13,
+        "ordinal": 12,
         "type_info": "Bool"
       },
       {
         "name": "comp_journal",
-        "ordinal": 14,
+        "ordinal": 13,
         "type_info": "Bool"
       }
     ],
@@ -85,14 +80,13 @@
     "nullable": [
       false,
       false,
-      false,
-      true,
       true,
       false,
       true,
       true,
       true,
       true,
+      false,
       true,
       false,
       false,
@@ -100,5 +94,5 @@
       false
     ]
   },
-  "hash": "cce62f7829bd688cd8c7928b587bc31f0e50865c214b1df113350bea2c254237"
+  "hash": "27ac68a4eea40c1cac663cad034028cf6c373354b29e3a5290c18f58101913cd"
 }

.sqlx/query-46ae176a06e314492f661c28436d6370883052c854da43475d7ced60cf8326e3.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE calendars SET principal = ?, id = ?, displayname = ?, description = ?, \"order\" = ?, color = ?, timezone_id = ?, push_topic = ?, comp_event = ?, comp_todo = ?, comp_journal = ?\n                WHERE (principal, id) = (?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 13
+    },
+    "nullable": []
+  },
+  "hash": "46ae176a06e314492f661c28436d6370883052c854da43475d7ced60cf8326e3"
+}

.sqlx/query-5132ee8198f155242aa332a10019c48ec334884bcf7841c8aa03fd5eb11351d9.json

@@ -1,12 +0,0 @@
-{
-  "db_name": "SQLite",
-  "query": "INSERT INTO calendars (principal, id, displayname, description, \"order\", color, subscription_url, timezone, timezone_id, push_topic, comp_event, comp_todo, comp_journal)\n                VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
-  "describe": {
-    "columns": [],
-    "parameters": {
-      "Right": 13
-    },
-    "nullable": []
-  },
-  "hash": "5132ee8198f155242aa332a10019c48ec334884bcf7841c8aa03fd5eb11351d9"
-}

.sqlx/query-60b940ff493e7c0fcb2ffe8ae97172c6444525ffeec21b194bd7443d11d06113.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "INSERT INTO calendars (principal, id, displayname, description, \"order\", color, subscription_url, timezone_id, push_topic, comp_event, comp_todo, comp_journal)\n                VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 12
+    },
+    "nullable": []
+  },
+  "hash": "60b940ff493e7c0fcb2ffe8ae97172c6444525ffeec21b194bd7443d11d06113"
+}

.sqlx/query-bb2fa030f2e7c7afdb38c5c54cb31de5293be332d86cf643977d479999542553.json

@@ -39,43 +39,38 @@
         "type_info": "Text"
       },
       {
-        "name": "timezone",
+        "name": "timezone_id",
         "ordinal": 7,
         "type_info": "Text"
       },
-      {
-        "name": "timezone_id",
-        "ordinal": 8,
-        "type_info": "Text"
-      },
       {
         "name": "deleted_at",
-        "ordinal": 9,
+        "ordinal": 8,
         "type_info": "Datetime"
       },
       {
         "name": "subscription_url",
-        "ordinal": 10,
+        "ordinal": 9,
         "type_info": "Text"
       },
       {
         "name": "push_topic",
-        "ordinal": 11,
+        "ordinal": 10,
         "type_info": "Text"
       },
       {
         "name": "comp_event",
-        "ordinal": 12,
+        "ordinal": 11,
         "type_info": "Bool"
       },
       {
         "name": "comp_todo",
-        "ordinal": 13,
+        "ordinal": 12,
         "type_info": "Bool"
       },
       {
         "name": "comp_journal",
-        "ordinal": 14,
+        "ordinal": 13,
         "type_info": "Bool"
       }
     ],
@@ -93,7 +88,6 @@
       true,
       true,
       true,
-      true,
       false,
       false,
       false,

.sqlx/query-cedfb82b38fdd0c7681b9873b1008abee4a2f4ca16abad1b837f256d0bf416b1.json

@@ -39,43 +39,38 @@
         "type_info": "Text"
       },
       {
-        "name": "timezone",
+        "name": "timezone_id",
         "ordinal": 7,
         "type_info": "Text"
       },
-      {
-        "name": "timezone_id",
-        "ordinal": 8,
-        "type_info": "Text"
-      },
       {
         "name": "deleted_at",
-        "ordinal": 9,
+        "ordinal": 8,
         "type_info": "Datetime"
       },
       {
         "name": "subscription_url",
-        "ordinal": 10,
+        "ordinal": 9,
         "type_info": "Text"
       },
       {
         "name": "push_topic",
-        "ordinal": 11,
+        "ordinal": 10,
         "type_info": "Text"
       },
       {
         "name": "comp_event",
-        "ordinal": 12,
+        "ordinal": 11,
         "type_info": "Bool"
       },
       {
         "name": "comp_todo",
-        "ordinal": 13,
+        "ordinal": 12,
         "type_info": "Bool"
       },
       {
         "name": "comp_journal",
-        "ordinal": 14,
+        "ordinal": 13,
         "type_info": "Bool"
       }
     ],
@@ -93,7 +88,6 @@
       true,
       true,
       true,
-      true,
       false,
       false,
       false,

.sqlx/query-d65c9c40606e59dd816a51b9b9ac60fd2ff81aaa358fcc038134e9a68ba45ad7.json

@@ -1,12 +0,0 @@
-{
-  "db_name": "SQLite",
-  "query": "UPDATE calendars SET principal = ?, id = ?, displayname = ?, description = ?, \"order\" = ?, color = ?, timezone = ?, timezone_id = ?, push_topic = ?, comp_event = ?, comp_todo = ?, comp_journal = ?\n                WHERE (principal, id) = (?, ?)",
-  "describe": {
-    "columns": [],
-    "parameters": {
-      "Right": 14
-    },
-    "nullable": []
-  },
-  "hash": "d65c9c40606e59dd816a51b9b9ac60fd2ff81aaa358fcc038134e9a68ba45ad7"
-}

Cargo.toml

@@ -2,7 +2,7 @@
 members = ["crates/*"]
 
 [workspace.package]
-version = "0.7.0"
+version = "0.9.1"
 edition = "2024"
 description = "A CalDAV server"
 repository = "https://github.com/lennart-k/rustical"
@@ -95,7 +95,11 @@ strum = "0.27"
 strum_macros = "0.27"
 serde_json = { version = "1.0", features = ["raw_value"] }
 sqlx-sqlite = { version = "0.8", features = ["bundled"] }
-ical = { version = "0.11", features = ["generator", "serde"] }
+ical = { git = "https://github.com/lennart-k/ical-rs", features = [
+  "generator",
+  "serde",
+  "chrono-tz",
+] }
 toml = "0.9"
 tower = "0.5"
 tower-http = { version = "0.6", features = [
@@ -135,7 +139,7 @@ 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" }
-vtimezones-rs = "0.1"
+vtimezones-rs = "0.2"
 ece = { version = "2.3", default-features = false, features = [
   "backend-openssl",
 ] }

about.toml

@@ -7,6 +7,7 @@ accepted = [
   "CDLA-Permissive-2.0",
   "Zlib",
   "AGPL-3.0",
+  "GPL-3.0",
   "MPL-2.0",
 ]
 workarounds = ["ring", "chrono", "rustls"]

crates/caldav/Cargo.toml

@@ -11,6 +11,7 @@ publish = false
 rustical_store_sqlite = { workspace = true, features = ["test"] }
 rstest.workspace = true
 async-std.workspace = true
+serde_json.workspace = true
 
 [dependencies]
 axum.workspace = true

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

@@ -37,6 +37,7 @@ pub async fn route_get<C: CalendarStore, S: SubscriptionStore>(
         .await?;
 
     let mut timezones = HashMap::new();
+    let mut vtimezones = HashMap::new();
     let objects = cal_store.get_objects(&principal, &calendar_id).await?;
 
     let mut ical_calendar_builder = IcalCalendarBuilder::version("4.0")
@@ -63,9 +64,9 @@ pub async fn route_get<C: CalendarStore, S: SubscriptionStore>(
             params: None,
         });
     }
-    let mut ical_calendar = ical_calendar_builder.build();
 
     for object in &objects {
+        vtimezones.extend(object.get_vtimezones());
         match object.get_data() {
             CalendarObjectComponent::Event(EventObject {
                 event,
@@ -73,17 +74,25 @@ pub async fn route_get<C: CalendarStore, S: SubscriptionStore>(
                 ..
             }) => {
                 timezones.extend(object_timezones);
-                ical_calendar.events.push(event.clone());
+                ical_calendar_builder = ical_calendar_builder.add_event(event.clone());
             }
-            CalendarObjectComponent::Todo(TodoObject { todo, .. }) => {
+            CalendarObjectComponent::Todo(TodoObject(todo)) => {
-                ical_calendar.todos.push(todo.clone());
+                ical_calendar_builder = ical_calendar_builder.add_todo(todo.clone());
             }
-            CalendarObjectComponent::Journal(JournalObject { journal, .. }) => {
+            CalendarObjectComponent::Journal(JournalObject(journal)) => {
-                ical_calendar.journals.push(journal.clone());
+                ical_calendar_builder = ical_calendar_builder.add_journal(journal.clone());
             }
         }
     }
 
+    for vtimezone in vtimezones.into_values() {
+        ical_calendar_builder = ical_calendar_builder.add_tz(vtimezone.to_owned());
+    }
+
+    let ical_calendar = ical_calendar_builder
+        .build()
+        .map_err(|parser_error| Error::IcalError(parser_error.into()))?;
+
     let mut resp = Response::builder().status(StatusCode::OK);
     let hdrs = resp.headers_mut().unwrap();
     hdrs.typed_insert(ContentType::from_str("text/calendar").unwrap());

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

@@ -0,0 +1,102 @@
+use crate::Error;
+use crate::calendar::CalendarResourceService;
+use axum::{
+    extract::{Path, State},
+    response::{IntoResponse, Response},
+};
+use http::StatusCode;
+use ical::{
+    generator::Emitter,
+    parser::{Component, ComponentMut},
+};
+use rustical_ical::{CalendarObject, CalendarObjectType};
+use rustical_store::{Calendar, CalendarStore, SubscriptionStore, auth::Principal};
+use std::io::BufReader;
+use tracing::instrument;
+
+#[instrument(skip(resource_service))]
+pub async fn route_import<C: CalendarStore, S: SubscriptionStore>(
+    Path((principal, cal_id)): Path<(String, String)>,
+    user: Principal,
+    State(resource_service): State<CalendarResourceService<C, S>>,
+    body: String,
+) -> Result<Response, Error> {
+    if !user.is_principal(&principal) {
+        return Err(Error::Unauthorized);
+    }
+
+    let mut parser = ical::IcalParser::new(BufReader::new(body.as_bytes()));
+    let mut cal = parser
+        .next()
+        .expect("input must contain calendar")
+        .unwrap()
+        .mutable();
+    if parser.next().is_some() {
+        return Err(rustical_ical::Error::InvalidData(
+            "multiple calendars, only one allowed".to_owned(),
+        )
+        .into());
+    }
+
+    // Extract calendar metadata
+    let displayname = cal
+        .get_property("X-WR-CALNAME")
+        .and_then(|prop| prop.value.to_owned());
+    let description = cal
+        .get_property("X-WR-CALDESC")
+        .and_then(|prop| prop.value.to_owned());
+    let timezone_id = cal
+        .get_property("X-WR-TIMEZONE")
+        .and_then(|prop| prop.value.to_owned());
+    // These properties should not appear in the expanded calendar objects
+    cal.remove_property("X-WR-CALNAME");
+    cal.remove_property("X-WR-CALDESC");
+    cal.remove_property("X-WR-TIMEZONE");
+    let cal = cal.verify().unwrap();
+    // Make sure timezone is valid
+    if let Some(timezone_id) = timezone_id.as_ref() {
+        assert!(
+            vtimezones_rs::VTIMEZONES.contains_key(timezone_id),
+            "Invalid calendar timezone id"
+        );
+    }
+
+    // Extract necessary component types
+    let mut cal_components = vec![];
+    if !cal.events.is_empty() {
+        cal_components.push(CalendarObjectType::Event);
+    }
+    if !cal.journals.is_empty() {
+        cal_components.push(CalendarObjectType::Journal);
+    }
+    if !cal.todos.is_empty() {
+        cal_components.push(CalendarObjectType::Todo);
+    }
+
+    let expanded_cals = cal.expand_calendar();
+    // Janky way to convert between IcalCalendar and CalendarObject
+    let objects = expanded_cals
+        .into_iter()
+        .map(|cal| cal.generate())
+        .map(CalendarObject::from_ics)
+        .collect::<Result<Vec<_>, _>>()?;
+    let new_cal = Calendar {
+        principal,
+        id: cal_id,
+        displayname,
+        order: 0,
+        description,
+        color: None,
+        timezone_id,
+        deleted_at: None,
+        synctoken: 0,
+        subscription_url: None,
+        push_topic: uuid::Uuid::new_v4().to_string(),
+        components: cal_components,
+    };
+
+    let cal_store = resource_service.cal_store;
+    cal_store.import_calendar(new_cal, objects, false).await?;
+
+    Ok(StatusCode::OK.into_response())
+}

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

@@ -4,6 +4,7 @@ use crate::calendar::prop::SupportedCalendarComponentSet;
 use axum::extract::{Path, State};
 use axum::response::{IntoResponse, Response};
 use http::{Method, StatusCode};
+use ical::IcalParser;
 use rustical_dav::xml::HrefElement;
 use rustical_ical::CalendarObjectType;
 use rustical_store::auth::Principal;
@@ -82,26 +83,38 @@ pub async fn route_mkcalendar<C: CalendarStore, S: SubscriptionStore>(
         request.displayname = None
     }
 
-    let mut timezone = request.calendar_timezone;
+    let timezone_id = if let Some(tzid) = request.calendar_timezone_id {
-    if let Some(tzid) = request.calendar_timezone_id.as_ref() {
+        Some(tzid)
-        // Validate timezone id and set timezone accordingly
+    } else if let Some(tz) = request.calendar_timezone {
-        timezone = Some(
+        // TODO: Proper error (calendar-timezone precondition)
-            vtimezones_rs::VTIMEZONES
+        let calendar = IcalParser::new(tz.as_bytes())
-                .get(tzid)
+            .next()
-                .ok_or(rustical_dav::Error::BadRequest(format!(
+            .ok_or(rustical_dav::Error::BadRequest(
-                    "Invalid timezone-id: {tzid}"
+                "No timezone data provided".to_owned(),
-                )))?
+            ))?
-                .to_string(),
+            .map_err(|_| rustical_dav::Error::BadRequest("No timezone data provided".to_owned()))?;
-        );
+
-    }
+        let timezone = calendar
+            .timezones
+            .first()
+            .ok_or(rustical_dav::Error::BadRequest(
+                "No timezone data provided".to_owned(),
+            ))?;
+        let timezone: chrono_tz::Tz = timezone
+            .try_into()
+            .map_err(|_| rustical_dav::Error::BadRequest("No timezone data provided".to_owned()))?;
+
+        Some(timezone.name().to_owned())
+    } else {
+        None
+    };
 
     let calendar = Calendar {
         id: cal_id.to_owned(),
         principal: principal.to_owned(),
         order: request.calendar_order.unwrap_or(0),
         displayname: request.displayname,
-        timezone,
+        timezone_id,
-        timezone_id: request.calendar_timezone_id,
         color: request.calendar_color,
         description: request.calendar_description,
         deleted_at: None,

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

@@ -1,4 +1,5 @@
 pub mod get;
+pub mod import;
 pub mod mkcalendar;
 pub mod post;
 pub mod report;

crates/caldav/src/calendar/mod.rs

@@ -4,3 +4,6 @@ pub mod resource;
 mod service;
 
 pub use service::CalendarResourceService;
+
+#[cfg(test)]
+pub mod tests;

crates/caldav/src/calendar/resource.rs

@@ -3,6 +3,7 @@ use crate::Error;
 use crate::calendar::prop::ReportMethod;
 use chrono::{DateTime, Utc};
 use derive_more::derive::{From, Into};
+use ical::IcalParser;
 use rustical_dav::extensions::{
     CommonPropertiesExtension, CommonPropertiesProp, SyncTokenExtension, SyncTokenExtensionProp,
 };
@@ -15,6 +16,7 @@ use rustical_store::Calendar;
 use rustical_store::auth::Principal;
 use rustical_xml::{EnumVariants, PropName};
 use rustical_xml::{XmlDeserialize, XmlSerialize};
+use serde::Deserialize;
 
 #[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
 #[xml(unit_variants_ident = "CalendarPropName")]
@@ -61,7 +63,7 @@ pub enum CalendarPropWrapper {
     Common(CommonPropertiesProp),
 }
 
-#[derive(Clone, Debug, From, Into)]
+#[derive(Clone, Debug, From, Into, Deserialize)]
 pub struct CalendarResource {
     pub cal: Calendar,
     pub read_only: bool,
@@ -132,7 +134,9 @@ impl Resource for CalendarResource {
                     CalendarProp::CalendarDescription(self.cal.description.clone())
                 }
                 CalendarPropName::CalendarTimezone => {
-                    CalendarProp::CalendarTimezone(self.cal.timezone.clone())
+                    CalendarProp::CalendarTimezone(self.cal.timezone_id.as_ref().and_then(|tzid| {
+                        vtimezones_rs::VTIMEZONES.get(tzid).map(|tz| tz.to_string())
+                    }))
                 }
                 // chrono_tz uses the IANA database
                 CalendarPropName::TimezoneServiceSet => CalendarProp::TimezoneServiceSet(
@@ -191,23 +195,42 @@ impl Resource for CalendarResource {
                     Ok(())
                 }
                 CalendarProp::CalendarTimezone(timezone) => {
-                    // TODO: Ensure that timezone-id is also updated
+                    if let Some(tz) = timezone {
-                    // We probably want to prohibit non-IANA timezones
+                        // TODO: Proper error (calendar-timezone precondition)
-                    self.cal.timezone = timezone;
+                        let calendar = IcalParser::new(tz.as_bytes())
+                            .next()
+                            .ok_or(rustical_dav::Error::BadRequest(
+                                "No timezone data provided".to_owned(),
+                            ))?
+                            .map_err(|_| {
+                                rustical_dav::Error::BadRequest(
+                                    "No timezone data provided".to_owned(),
+                                )
+                            })?;
+
+                        let timezone =
+                            calendar
+                                .timezones
+                                .first()
+                                .ok_or(rustical_dav::Error::BadRequest(
+                                    "No timezone data provided".to_owned(),
+                                ))?;
+                        let timezone: chrono_tz::Tz = timezone.try_into().map_err(|_| {
+                            rustical_dav::Error::BadRequest("No timezone data provided".to_owned())
+                        })?;
+
+                        self.cal.timezone_id = Some(timezone.name().to_owned());
+                    }
                     Ok(())
                 }
                 CalendarProp::TimezoneServiceSet(_) => Err(rustical_dav::Error::PropReadOnly),
                 CalendarProp::CalendarTimezoneId(timezone_id) => {
                     if let Some(tzid) = &timezone_id {
-                        // Validate timezone id and set timezone accordingly
+                        if !vtimezones_rs::VTIMEZONES.contains_key(tzid) {
-                        self.cal.timezone = Some(
+                            return Err(rustical_dav::Error::BadRequest(format!(
-                            vtimezones_rs::VTIMEZONES
+                                "Invalid timezone-id: {tzid}"
-                                .get(tzid)
+                            )));
-                                .ok_or(rustical_dav::Error::BadRequest(format!(
+                        }
-                                    "Invalid timezone-id: {tzid}"
-                                )))?
-                                .to_string(),
-                        );
                     }
                     self.cal.timezone_id = timezone_id;
                     Ok(())
@@ -248,15 +271,11 @@ impl Resource for CalendarResource {
                     self.cal.description = None;
                     Ok(())
                 }
-                CalendarPropName::CalendarTimezone => {
+                CalendarPropName::CalendarTimezone | CalendarPropName::CalendarTimezoneId => {
-                    self.cal.timezone = None;
-                    Ok(())
-                }
-                CalendarPropName::TimezoneServiceSet => Err(rustical_dav::Error::PropReadOnly),
-                CalendarPropName::CalendarTimezoneId => {
                     self.cal.timezone_id = None;
                     Ok(())
                 }
+                CalendarPropName::TimezoneServiceSet => Err(rustical_dav::Error::PropReadOnly),
                 CalendarPropName::CalendarOrder => {
                     self.cal.order = 0;
                     Ok(())

crates/caldav/src/calendar/service.rs

@@ -1,4 +1,5 @@
 use crate::calendar::methods::get::route_get;
+use crate::calendar::methods::import::route_import;
 use crate::calendar::methods::mkcalendar::route_mkcalendar;
 use crate::calendar::methods::post::route_post;
 use crate::calendar::methods::report::route_report_calendar;
@@ -138,6 +139,13 @@ impl<C: CalendarStore, S: SubscriptionStore> AxumMethods for CalendarResourceSer
         })
     }
 
+    fn import() -> Option<rustical_dav::resource::MethodFunction<Self>> {
+        Some(|state, req| {
+            let mut service = Handler::with_state(route_import::<C, S>, state);
+            Box::pin(Service::call(&mut service, req))
+        })
+    }
+
     fn mkcalendar() -> Option<fn(Self, Request) -> BoxFuture<'static, Result<Response, Infallible>>>
     {
         Some(|state, req| {

crates/caldav/src/calendar/test_files/propfind.outputs

@@ -0,0 +1,222 @@
+<?xml version="1.0" encoding="utf-8"?>
+<response xmlns:CS="http://calendarserver.org/ns/" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns="DAV:" xmlns:PUSH="https://bitfire.at/webdav-push">
+    <href>/caldav/principal/user/calendar/</href>
+    <propstat>
+        <prop>
+            <calendar-color xmlns="http://apple.com/ns/ical/"/>
+            <calendar-description xmlns="urn:ietf:params:xml:ns:caldav"/>
+            <calendar-timezone xmlns="urn:ietf:params:xml:ns:caldav"/>
+            <timezone-service-set xmlns="urn:ietf:params:xml:ns:caldav"/>
+            <calendar-timezone-id xmlns="urn:ietf:params:xml:ns:caldav"/>
+            <calendar-order xmlns="http://apple.com/ns/ical/"/>
+            <supported-calendar-component-set xmlns="urn:ietf:params:xml:ns:caldav"/>
+            <supported-calendar-data xmlns="urn:ietf:params:xml:ns:caldav"/>
+            <max-resource-size xmlns="DAV:"/>
+            <supported-report-set xmlns="DAV:"/>
+            <source xmlns="http://calendarserver.org/ns/"/>
+            <min-date-time xmlns="urn:ietf:params:xml:ns:caldav"/>
+            <max-date-time xmlns="urn:ietf:params:xml:ns:caldav"/>
+            <sync-token xmlns="DAV:"/>
+            <getctag xmlns="http://calendarserver.org/ns/"/>
+            <transports xmlns="https://bitfire.at/webdav-push"/>
+            <topic xmlns="https://bitfire.at/webdav-push"/>
+            <supported-triggers xmlns="https://bitfire.at/webdav-push"/>
+            <resourcetype xmlns="DAV:"/>
+            <displayname xmlns="DAV:"/>
+            <current-user-principal xmlns="DAV:"/>
+            <current-user-privilege-set xmlns="DAV:"/>
+            <owner xmlns="DAV:"/>
+        </prop>
+        <status>HTTP/1.1 200 OK</status>
+    </propstat>
+</response>
+
+
+<?xml version="1.0" encoding="utf-8"?>
+<response xmlns:CS="http://calendarserver.org/ns/" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns="DAV:" xmlns:PUSH="https://bitfire.at/webdav-push">
+    <href>/caldav/principal/user/calendar/</href>
+    <propstat>
+        <prop>
+            <CAL:calendar-timezone>BEGIN:VCALENDAR
+PRODID:-//github.com/lennart-k/vzic-rs//RustiCal Calendar server//EN
+VERSION:2.0
+BEGIN:VTIMEZONE
+TZID:Europe/Berlin
+LAST-MODIFIED:20250723T190331Z
+X-LIC-LOCATION:Europe/Berlin
+X-PROLEPTIC-TZNAME:LMT
+BEGIN:STANDARD
+TZNAME:CET
+TZOFFSETFROM:+005328
+TZOFFSETTO:+0100
+DTSTART:18930401T000000
+END:STANDARD
+BEGIN:DAYLIGHT
+TZNAME:CEST
+TZOFFSETFROM:+0100
+TZOFFSETTO:+0200
+DTSTART:19160430T230000
+RDATE:19400401T020000
+RDATE:19430329T020000
+RDATE:19460414T020000
+RDATE:19470406T030000
+RDATE:19480418T020000
+RDATE:19490410T020000
+RDATE:19800406T020000
+END:DAYLIGHT
+BEGIN:STANDARD
+TZNAME:CET
+TZOFFSETFROM:+0200
+TZOFFSETTO:+0100
+DTSTART:19161001T010000
+RDATE:19421102T030000
+RDATE:19431004T030000
+RDATE:19441002T030000
+RDATE:19451118T030000
+RDATE:19461007T030000
+END:STANDARD
+BEGIN:DAYLIGHT
+TZNAME:CEST
+TZOFFSETFROM:+0100
+TZOFFSETTO:+0200
+DTSTART:19170416T020000
+RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=3MO;UNTIL=19180415T010000Z
+END:DAYLIGHT
+BEGIN:STANDARD
+TZNAME:CET
+TZOFFSETFROM:+0200
+TZOFFSETTO:+0100
+DTSTART:19170917T030000
+RRULE:FREQ=YEARLY;BYMONTH=9;BYDAY=3MO;UNTIL=19180916T010000Z
+END:STANDARD
+BEGIN:DAYLIGHT
+TZNAME:CEST
+TZOFFSETFROM:+0100
+TZOFFSETTO:+0200
+DTSTART:19440403T020000
+RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=1MO;UNTIL=19450402T010000Z
+END:DAYLIGHT
+BEGIN:DAYLIGHT
+TZNAME:CEMT
+TZOFFSETFROM:+0200
+TZOFFSETTO:+0300
+DTSTART:19450524T020000
+RDATE:19470511T030000
+END:DAYLIGHT
+BEGIN:DAYLIGHT
+TZNAME:CEST
+TZOFFSETFROM:+0300
+TZOFFSETTO:+0200
+DTSTART:19450924T030000
+RDATE:19470629T030000
+END:DAYLIGHT
+BEGIN:STANDARD
+TZNAME:CET
+TZOFFSETFROM:+0100
+TZOFFSETTO:+0100
+DTSTART:19460101T000000
+RDATE:19800101T000000
+END:STANDARD
+BEGIN:STANDARD
+TZNAME:CET
+TZOFFSETFROM:+0200
+TZOFFSETTO:+0100
+DTSTART:19471005T030000
+RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=1SU;UNTIL=19491002T010000Z
+END:STANDARD
+BEGIN:STANDARD
+TZNAME:CET
+TZOFFSETFROM:+0200
+TZOFFSETTO:+0100
+DTSTART:19800928T030000
+RRULE:FREQ=YEARLY;BYMONTH=9;BYDAY=-1SU;UNTIL=19950924T010000Z
+END:STANDARD
+BEGIN:DAYLIGHT
+TZNAME:CEST
+TZOFFSETFROM:+0100
+TZOFFSETTO:+0200
+DTSTART:19810329T020000
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU
+END:DAYLIGHT
+BEGIN:STANDARD
+TZNAME:CET
+TZOFFSETFROM:+0200
+TZOFFSETTO:+0100
+DTSTART:19961027T030000
+RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
+END:STANDARD
+END:VTIMEZONE
+END:VCALENDAR
+</CAL:calendar-timezone>
+            <CAL:timezone-service-set>
+                <href>https://www.iana.org/time-zones</href>
+            </CAL:timezone-service-set>
+            <CAL:calendar-timezone-id>Europe/Berlin</CAL:calendar-timezone-id>
+            <calendar-order xmlns="http://apple.com/ns/ical/">0</calendar-order>
+            <CAL:supported-calendar-component-set>
+                <CAL:comp name="VEVENT"/>
+                <CAL:comp name="VTODO"/>
+            </CAL:supported-calendar-component-set>
+            <CAL:supported-calendar-data>
+                <CAL:calendar-data content-type="text/calendar" version="2.0"/>
+            </CAL:supported-calendar-data>
+            <max-resource-size>10000000</max-resource-size>
+            <supported-report-set>
+                <supported-report>
+                    <report>
+                        <CAL:calendar-query/>
+                    </report>
+                </supported-report>
+                <supported-report>
+                    <report>
+                        <CAL:calendar-multiget/>
+                    </report>
+                </supported-report>
+                <supported-report>
+                    <report>
+                        <sync-collection/>
+                    </report>
+                </supported-report>
+            </supported-report-set>
+            <CAL:min-date-time>-2621430101T000000Z</CAL:min-date-time>
+            <CAL:max-date-time>+2621421231T235959Z</CAL:max-date-time>
+            <sync-token>github.com/lennart-k/rustical/ns/12</sync-token>
+            <CS:getctag>github.com/lennart-k/rustical/ns/12</CS:getctag>
+            <PUSH:transports>
+                <PUSH:web-push/>
+            </PUSH:transports>
+            <PUSH:topic>b28b41e9-8801-4fc5-ae29-8efb5fadeb36</PUSH:topic>
+            <PUSH:supported-triggers>
+                <PUSH:content-update>
+                    <depth>1</depth>
+                </PUSH:content-update>
+                <PUSH:property-update>
+                    <depth>1</depth>
+                </PUSH:property-update>
+            </PUSH:supported-triggers>
+            <resourcetype>
+                <collection/>
+                <CAL:calendar/>
+            </resourcetype>
+            <displayname>Calendar</displayname>
+            <current-user-principal>
+                <href>/caldav/principal/user/</href>
+            </current-user-principal>
+            <current-user-privilege-set>
+                <privilege>
+                    <read/>
+                </privilege>
+                <privilege>
+                    <read-acl/>
+                </privilege>
+                <privilege>
+                    <read-current-user-privilege-set/>
+                </privilege>
+            </current-user-privilege-set>
+            <owner>
+                <href>/caldav/principal/user/</href>
+            </owner>
+        </prop>
+        <status>HTTP/1.1 200 OK</status>
+    </propstat>
+</response>

crates/caldav/src/calendar/test_files/propfind.principals.json

@@ -0,0 +1,11 @@
+[
+  {
+    "id": "user",
+    "displayname": null,
+    "principal_type": "individual",
+    "password": null,
+    "memberships": [
+      "group"
+    ]
+  }
+]

crates/caldav/src/calendar/test_files/propfind.requests

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<propfind xmlns="DAV:"><propname/></propfind>
+
+
+<?xml version="1.0" encoding="UTF-8"?>
+<propfind xmlns="DAV:"><allprop/></propfind>

crates/caldav/src/calendar/test_files/propfind.resources.json

@@ -0,0 +1,42 @@
+[
+  {
+    "cal": {
+      "principal": "user",
+      "id": "calendar",
+      "displayname": "Calendar",
+      "order": 0,
+      "description": null,
+      "color": null,
+      "timezone_id": "Europe/Berlin",
+      "deleted_at": null,
+      "synctoken": 12,
+      "subscription_url": null,
+      "push_topic": "b28b41e9-8801-4fc5-ae29-8efb5fadeb36",
+      "components": [
+        "VEVENT",
+        "VTODO"
+      ]
+    },
+    "read_only": true
+  },
+  {
+    "cal": {
+      "principal": "user",
+      "id": "calendar",
+      "displayname": "Calendar",
+      "order": 0,
+      "description": null,
+      "color": null,
+      "timezone_id": "Europe/Berlin",
+      "deleted_at": null,
+      "synctoken": 12,
+      "subscription_url": null,
+      "push_topic": "b28b41e9-8801-4fc5-ae29-8efb5fadeb36",
+      "components": [
+        "VEVENT",
+        "VTODO"
+      ]
+    },
+    "read_only": true
+  }
+]

crates/caldav/src/calendar/tests.rs

@@ -0,0 +1,47 @@
+use crate::{CalDavPrincipalUri, calendar::resource::CalendarResource};
+use rustical_dav::resource::Resource;
+use rustical_store::auth::Principal;
+use rustical_xml::XmlSerializeRoot;
+use serde_json::from_str;
+
+// #[tokio::test]
+async fn test_propfind() {
+    let requests: Vec<_> = include_str!("./test_files/propfind.requests")
+        .trim()
+        .split("\n\n")
+        .collect();
+    let principals: Vec<Principal> =
+        from_str(include_str!("./test_files/propfind.principals.json")).unwrap();
+    let resources: Vec<CalendarResource> =
+        from_str(include_str!("./test_files/propfind.resources.json")).unwrap();
+    let outputs: Vec<_> = include_str!("./test_files/propfind.outputs")
+        .trim()
+        .split("\n\n")
+        .collect();
+
+    for principal in principals {
+        for ((request, resource), &expected_output) in requests.iter().zip(&resources).zip(&outputs)
+        {
+            let propfind = CalendarResource::parse_propfind(request).unwrap();
+
+            let response = resource
+                .propfind(
+                    &format!("/caldav/principal/{}/{}", principal.id, resource.cal.id),
+                    &propfind.prop,
+                    propfind.include.as_ref(),
+                    &CalDavPrincipalUri("/caldav"),
+                    &principal,
+                )
+                .unwrap();
+            let expected_output = expected_output.trim();
+            let output = response
+                .serialize_to_string()
+                .unwrap()
+                .trim()
+                .replace("\r\n", "\n");
+            println!("{output}");
+            println!("{}, {} \n\n\n", output.len(), expected_output.len());
+            assert_eq!(output, expected_output);
+        }
+    }
+}

crates/caldav/src/calendar_object/methods.rs

@@ -78,12 +78,13 @@ pub async fn put_event<C: CalendarStore>(
         true
     };
 
-    let object = match CalendarObject::from_ics(object_id, body) {
+    let object = match CalendarObject::from_ics(body) {
         Ok(obj) => obj,
         Err(_) => {
             return Err(Error::PreconditionFailed(Precondition::ValidCalendarData));
         }
     };
+    assert_eq!(object.get_id(), object_id);
     cal_store
         .put_object(principal, calendar_id, object, overwrite)
         .await?;

crates/caldav/src/principal/tests.rs

@@ -1,14 +1,19 @@
 use std::sync::Arc;
 
-use crate::principal::PrincipalResourceService;
+use crate::{
+    CalDavPrincipalUri,
+    principal::{PrincipalResource, PrincipalResourceService},
+};
 use rstest::rstest;
-use rustical_dav::resource::ResourceService;
+use rustical_dav::resource::{Resource, ResourceService};
+use rustical_store::auth::{Principal, PrincipalType::Individual};
 use rustical_store_sqlite::{
     SqliteStore,
     calendar_store::SqliteCalendarStore,
     principal_store::SqlitePrincipalStore,
     tests::{get_test_calendar_store, get_test_principal_store, get_test_subscription_store},
 };
+use rustical_xml::XmlSerializeRoot;
 
 #[rstest]
 #[tokio::test]
@@ -44,4 +49,35 @@ async fn test_principal_resource(
 }
 
 #[tokio::test]
-async fn test_propfind() {}
+async fn test_propfind() {
+    let propfind = PrincipalResource::parse_propfind(
+        r#"<?xml version="1.0" encoding="UTF-8"?><propfind xmlns="DAV:"><allprop/></propfind>"#,
+    )
+    .unwrap();
+
+    let principal = Principal {
+        id: "user".to_string(),
+        displayname: None,
+        principal_type: Individual,
+        password: None,
+        memberships: vec!["group".to_string()],
+    };
+
+    let resource = PrincipalResource {
+        principal: principal.clone(),
+        members: vec![],
+        simplified_home_set: false,
+    };
+
+    let response = resource
+        .propfind(
+            &format!("/caldav/principal/{}", principal.id),
+            &propfind.prop,
+            propfind.include.as_ref(),
+            &CalDavPrincipalUri("/caldav"),
+            &principal,
+        )
+        .unwrap();
+
+    let output = response.serialize_to_string().unwrap();
+}

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

@@ -0,0 +1,67 @@
+use std::io::BufReader;
+
+use crate::Error;
+use crate::addressbook::AddressbookResourceService;
+use axum::{
+    extract::{Path, State},
+    response::{IntoResponse, Response},
+};
+use http::StatusCode;
+use ical::{
+    parser::{Component, ComponentMut, vcard},
+    property::Property,
+};
+use rustical_store::{Addressbook, AddressbookStore, SubscriptionStore, auth::Principal};
+use tracing::instrument;
+
+#[instrument(skip(resource_service))]
+pub async fn route_import<AS: AddressbookStore, S: SubscriptionStore>(
+    Path((principal, addressbook_id)): Path<(String, String)>,
+    user: Principal,
+    State(resource_service): State<AddressbookResourceService<AS, S>>,
+    body: String,
+) -> Result<Response, Error> {
+    if !user.is_principal(&principal) {
+        return Err(Error::Unauthorized);
+    }
+
+    let parser = vcard::VcardParser::new(BufReader::new(body.as_bytes()));
+
+    let mut objects = vec![];
+    for res in parser {
+        let mut card = res.unwrap();
+        let uid = card.get_uid();
+        if uid.is_none() {
+            let mut card_mut = card.mutable();
+            card_mut.set_property(Property {
+                name: "UID".to_owned(),
+                value: Some(uuid::Uuid::new_v4().to_string()),
+                params: None,
+            });
+            card = card_mut.verify().unwrap();
+        }
+
+        objects.push(card.try_into().unwrap());
+    }
+
+    if objects.is_empty() {
+        return Ok((StatusCode::BAD_REQUEST, "empty addressbook data").into_response());
+    }
+
+    let addressbook = Addressbook {
+        principal,
+        id: addressbook_id,
+        displayname: None,
+        description: None,
+        deleted_at: None,
+        synctoken: 0,
+        push_topic: uuid::Uuid::new_v4().to_string(),
+    };
+
+    let addr_store = resource_service.addr_store;
+    addr_store
+        .import_addressbook(addressbook, objects, false)
+        .await?;
+
+    Ok(StatusCode::OK.into_response())
+}

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

@@ -1,5 +1,5 @@
 pub mod get;
+pub mod import;
 pub mod mkcol;
 pub mod post;
-pub mod put;
 pub mod report;

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

@@ -1,47 +0,0 @@
-use crate::Error;
-use crate::addressbook::AddressbookResourceService;
-use axum::response::IntoResponse;
-use axum::{
-    extract::{Path, State},
-    response::Response,
-};
-use http::StatusCode;
-use ical::VcardParser;
-use rustical_ical::AddressObject;
-use rustical_store::Addressbook;
-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: Principal,
-    body: String,
-) -> Result<Response, Error> {
-    if !user.is_principal(&principal) {
-        return Err(Error::Unauthorized);
-    }
-
-    let mut objects = vec![];
-    for object in VcardParser::new(body.as_bytes()) {
-        let object = object.map_err(rustical_ical::Error::from)?;
-        objects.push(AddressObject::try_from(object)?);
-    }
-
-    let addressbook = Addressbook {
-        id: addressbook_id.clone(),
-        principal: principal.clone(),
-        displayname: None,
-        description: None,
-        deleted_at: None,
-        synctoken: Default::default(),
-        push_topic: uuid::Uuid::new_v4().to_string(),
-    };
-
-    addr_store
-        .import_addressbook(principal.clone(), addressbook, objects)
-        .await?;
-
-    Ok(StatusCode::CREATED.into_response())
-}

crates/carddav/src/addressbook/service.rs

@@ -3,8 +3,8 @@ use super::methods::report::route_report_addressbook;
 use crate::address_object::AddressObjectResourceService;
 use crate::address_object::resource::AddressObjectResource;
 use crate::addressbook::methods::get::route_get;
+use crate::addressbook::methods::import::route_import;
 use crate::addressbook::methods::post::route_post;
-use crate::addressbook::methods::put::route_put;
 use crate::addressbook::resource::AddressbookResource;
 use crate::{CardDavPrincipalUri, Error};
 use async_trait::async_trait;
@@ -139,9 +139,9 @@ impl<AS: AddressbookStore, S: SubscriptionStore> AxumMethods for AddressbookReso
         })
     }
 
-    fn put() -> Option<fn(Self, Request) -> BoxFuture<'static, Result<Response, Infallible>>> {
+    fn import() -> Option<fn(Self, Request) -> BoxFuture<'static, Result<Response, Infallible>>> {
         Some(|state, req| {
-            let mut service = Handler::with_state(route_put::<AS, S>, state);
+            let mut service = Handler::with_state(route_import::<AS, S>, state);
             Box::pin(Service::call(&mut service, req))
         })
     }

crates/dav/src/privileges.rs

@@ -1,9 +1,10 @@
+use itertools::Itertools;
 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)]
+#[derive(Debug, Clone, XmlSerialize, XmlDeserialize, Eq, Hash, PartialEq, PartialOrd, Ord)]
 pub enum UserPrivilege {
     Read,
     Write,
@@ -30,7 +31,7 @@ impl XmlSerialize for UserPrivilegeSet {
         }
 
         FakeUserPrivilegeSet {
-            privileges: self.privileges.iter().cloned().collect(),
+            privileges: self.privileges.iter().cloned().sorted().collect(),
         }
         .serialize(ns, tag, namespaces, writer)
     }

crates/dav/src/resource/axum_methods.rs

@@ -38,6 +38,11 @@ pub trait AxumMethods: Sized + Send + Sync + 'static {
         None
     }
 
+    #[inline]
+    fn import() -> Option<MethodFunction<Self>> {
+        None
+    }
+
     #[inline]
     fn allow_header() -> Allow {
         let mut allow = vec![
@@ -67,6 +72,9 @@ pub trait AxumMethods: Sized + Send + Sync + 'static {
         if Self::put().is_some() {
             allow.push(Method::PUT);
         }
+        if Self::import().is_some() {
+            allow.push(Method::from_str("IMPORT").unwrap());
+        }
 
         allow.into_iter().collect()
     }

crates/dav/src/resource/axum_service.rs

@@ -97,6 +97,11 @@ where
                     return svc(self.resource_service.clone(), req);
                 }
             }
+            "IMPORT" => {
+                if let Some(svc) = RS::import() {
+                    return svc(self.resource_service.clone(), req);
+                }
+            }
             _ => {}
         };
         Box::pin(async move {

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

@@ -6,11 +6,7 @@ use crate::resource::Resource;
 use crate::resource::ResourceName;
 use crate::resource::ResourceService;
 use crate::xml::MultistatusElement;
-use crate::xml::PropfindElement;
-use crate::xml::PropfindType;
 use axum::extract::{Extension, OriginalUri, Path, State};
-use rustical_xml::PropName;
-use rustical_xml::XmlDocument;
 use tracing::instrument;
 
 type RSMultistatus<R> = MultistatusElement<
@@ -58,24 +54,8 @@ pub(crate) async fn route_propfind<R: ResourceService>(
     }
 
     // A request body is optional. If empty we MUST return all props
-    let propfind_self: PropfindElement<<<R::Resource as Resource>::Prop as PropName>::Names> =
+    let propfind_self = R::Resource::parse_propfind(body).map_err(Error::XmlError)?;
-        if !body.is_empty() {
+    let propfind_member = R::MemberType::parse_propfind(body).map_err(Error::XmlError)?;
-            PropfindElement::parse_str(body).map_err(Error::XmlError)?
-        } else {
-            PropfindElement {
-                prop: PropfindType::Allprop,
-                include: None,
-            }
-        };
-    let propfind_member: PropfindElement<<<R::MemberType as Resource>::Prop as PropName>::Names> =
-        if !body.is_empty() {
-            PropfindElement::parse_str(body).map_err(Error::XmlError)?
-        } else {
-            PropfindElement {
-                prop: PropfindType::Allprop,
-                include: None,
-            }
-        };
 
     let mut member_responses = Vec::new();
     if depth != &Depth::Zero {

crates/dav/src/resource/mod.rs

@@ -1,15 +1,16 @@
 use crate::Principal;
 use crate::privileges::UserPrivilegeSet;
 use crate::xml::multistatus::{PropTagWrapper, PropstatElement, PropstatWrapper};
-use crate::xml::{PropElement, PropfindType, Resourcetype};
+use crate::xml::{PropElement, PropfindElement, PropfindType, Resourcetype};
 use crate::xml::{TagList, multistatus::ResponseElement};
 use headers::{ETag, IfMatch, IfNoneMatch};
 use http::StatusCode;
 use itertools::Itertools;
 use quick_xml::name::Namespace;
 pub use resource_service::ResourceService;
-use rustical_xml::{EnumVariants, NamespaceOwned, PropName, XmlDeserialize, XmlSerialize};
+use rustical_xml::{
-use std::collections::HashSet;
+    EnumVariants, NamespaceOwned, PropName, XmlDeserialize, XmlDocument, XmlSerialize,
+};
 use std::str::FromStr;
 
 mod axum_methods;
@@ -102,6 +103,19 @@ pub trait Resource: Clone + Send + 'static {
         principal: &Self::Principal,
     ) -> Result<UserPrivilegeSet, Self::Error>;
 
+    fn parse_propfind(
+        body: &str,
+    ) -> Result<PropfindElement<<Self::Prop as PropName>::Names>, rustical_xml::XmlError> {
+        if !body.is_empty() {
+            PropfindElement::parse_str(body)
+        } else {
+            Ok(PropfindElement {
+                prop: PropfindType::Allprop,
+                include: None,
+            })
+        }
+    }
+
     fn propfind(
         &self,
         path: &str,
@@ -116,7 +130,7 @@ pub trait Resource: Clone + Send + 'static {
             path.push('/');
         }
 
-        let (mut props, mut invalid_props): (HashSet<<Self::Prop as PropName>::Names>, Vec<_>) =
+        let (mut props, mut invalid_props): (Vec<<Self::Prop as PropName>::Names>, Vec<_>) =
             match prop {
                 PropfindType::Propname => {
                     let props = Self::list_props()
@@ -141,7 +155,7 @@ pub trait Resource: Clone + Send + 'static {
                     vec![],
                 ),
                 PropfindType::Prop(PropElement(valid_tags, invalid_tags)) => (
-                    valid_tags.iter().cloned().collect(),
+                    valid_tags.iter().unique().cloned().collect(),
                     invalid_tags.to_owned(),
                 ),
             };

crates/dav/src/xml/multistatus.rs

@@ -39,8 +39,15 @@ pub enum PropstatWrapper<T: XmlSerialize> {
 // RFC 2518
 // <!ELEMENT response (href, ((href*, status)|(propstat+)),
 // responsedescription?) >
-#[derive(XmlSerialize)]
+#[derive(XmlSerialize, XmlRootTag)]
-#[xml(ns = "crate::namespace::NS_DAV")]
+#[xml(ns = "crate::namespace::NS_DAV", root = b"response")]
+#[xml(ns_prefix(
+    crate::namespace::NS_DAV = b"",
+    crate::namespace::NS_CARDDAV = b"CARD",
+    crate::namespace::NS_CALDAV = b"CAL",
+    crate::namespace::NS_CALENDARSERVER = b"CS",
+    crate::namespace::NS_DAVPUSH = b"PUSH"
+))]
 pub struct ResponseElement<PropstatType: XmlSerialize> {
     pub href: String,
     #[xml(serialize_with = "xml_serialize_optional_status")]

crates/dav_push/src/lib.rs

@@ -183,6 +183,7 @@ impl<S: SubscriptionStore> DavPushController<S> {
             header::CONTENT_TYPE,
             HeaderValue::from_static("application/octet-stream"),
         );
+        hdrs.insert("TTL", HeaderValue::from(60));
         client.execute(request).await?;
 
         Ok(())

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

@@ -117,6 +117,7 @@ export class EditCalendarForm extends LitElement {
         </set>
         <remove>
           <prop>
+            ${!this.timezone_id ? `<CAL:calendar-timezone-id />` : ''}
             ${!this.description ? '<CAL:calendar-description />' : ''}
             ${!this.color ? '<ICAL:calendar-color />' : ''}
           </prop>

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

@@ -0,0 +1,92 @@
+import { html, LitElement } from "lit";
+import { customElement, property } from "lit/decorators.js";
+import { Ref, createRef, ref } from 'lit/directives/ref.js';
+
+@customElement("import-addressbook-form")
+export class ImportAddressbookForm extends LitElement {
+  constructor() {
+    super()
+  }
+
+  protected override createRenderRoot() {
+    return this
+  }
+
+  @property()
+  user: string = ''
+  @property()
+  principal: string
+  @property()
+  addressbook_id: string = self.crypto.randomUUID()
+
+  dialog: Ref<HTMLDialogElement> = createRef()
+  form: Ref<HTMLFormElement> = createRef()
+  file: File;
+
+
+  override render() {
+    return html`
+      <button @click=${() => this.dialog.value.showModal()}>Import addressbook</button>
+      <dialog ${ref(this.dialog)}>
+        <h3>Import addressbook</h3>
+        <form @submit=${this.submit} ${ref(this.form)}>
+          <label>
+            principal (for group addressbook)
+            <select name="principal" value=${this.user} @change=${e => this.principal = e.target.value}>
+              <option value=${this.user}>${this.user}</option>
+              ${window.rusticalUser.memberships.map(membership => html`
+                <option value=${membership}>${membership}</option>
+              `)}
+            </select>
+          </label>
+          <br>
+          <label>
+            id
+            <input type="text" name="id" value=${this.addressbook_id} @change=${e => this.addressbook_id = e.target.value} />
+          </label>
+          <br>
+          <label>
+            file
+            <input type="file" accept="text/vcard" name="file" @change=${e => this.file = e.target.files[0]} />
+          </label>
+          <button type="submit">Import</button>
+          <button type="submit" @click=${event => { event.preventDefault(); this.dialog.value.close(); this.form.value.reset() }} class="cancel">Cancel</button>
+      </form>
+      </dialog>
+        `
+  }
+
+  async submit(e: SubmitEvent) {
+    e.preventDefault()
+    this.principal ||= this.user
+    if (!this.principal) {
+      alert("Empty principal")
+      return
+    }
+    if (!this.addressbook_id) {
+      alert("Empty id")
+      return
+    }
+    let response = await fetch(`/carddav/principal/${this.principal}/${this.addressbook_id}`, {
+      method: 'IMPORT',
+      headers: {
+        'Content-Type': 'text/vcard'
+      },
+      body: this.file,
+    })
+
+    if (response.status >= 400) {
+      alert(`Error ${response.status}: ${await response.text()}`)
+      return null
+    }
+
+    window.location.reload()
+    return null
+  }
+}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    'import-addressbook-form': ImportAddressbookForm
+  }
+}

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

@@ -0,0 +1,92 @@
+import { html, LitElement } from "lit";
+import { customElement, property } from "lit/decorators.js";
+import { Ref, createRef, ref } from 'lit/directives/ref.js';
+
+@customElement("import-calendar-form")
+export class ImportCalendarForm extends LitElement {
+  constructor() {
+    super()
+  }
+
+  protected override createRenderRoot() {
+    return this
+  }
+
+  @property()
+  user: string = ''
+  @property()
+  principal: string
+  @property()
+  cal_id: string = self.crypto.randomUUID()
+
+  dialog: Ref<HTMLDialogElement> = createRef()
+  form: Ref<HTMLFormElement> = createRef()
+  file: File;
+
+
+  override render() {
+    return html`
+      <button @click=${() => this.dialog.value.showModal()}>Import calendar</button>
+      <dialog ${ref(this.dialog)}>
+        <h3>Import calendar</h3>
+        <form @submit=${this.submit} ${ref(this.form)}>
+          <label>
+            principal (for group calendars)
+            <select name="principal" value=${this.user} @change=${e => this.principal = e.target.value}>
+              <option value=${this.user}>${this.user}</option>
+              ${window.rusticalUser.memberships.map(membership => html`
+                <option value=${membership}>${membership}</option>
+              `)}
+            </select>
+          </label>
+          <br>
+          <label>
+            id
+            <input type="text" name="id" value=${this.cal_id} @change=${e => this.cal_id = e.target.value} />
+          </label>
+          <br>
+          <label>
+            file
+            <input type="file" accept="text/calendar" name="file" @change=${e => this.file = e.target.files[0]} />
+          </label>
+          <button type="submit">Import</button>
+          <button type="submit" @click=${event => { event.preventDefault(); this.dialog.value.close(); this.form.value.reset() }} class="cancel">Cancel</button>
+      </form>
+      </dialog>
+        `
+  }
+
+  async submit(e: SubmitEvent) {
+    e.preventDefault()
+    this.principal ||= this.user
+    if (!this.principal) {
+      alert("Empty principal")
+      return
+    }
+    if (!this.cal_id) {
+      alert("Empty id")
+      return
+    }
+    let response = await fetch(`/caldav/principal/${this.principal}/${this.cal_id}`, {
+      method: 'IMPORT',
+      headers: {
+        'Content-Type': 'text/calendar'
+      },
+      body: this.file,
+    })
+
+    if (response.status >= 400) {
+      alert(`Error ${response.status}: ${await response.text()}`)
+      return null
+    }
+
+    window.location.reload()
+    return null
+  }
+}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    'import-calendar-form': ImportCalendarForm
+  }
+}

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

@@ -16,8 +16,10 @@ export default defineConfig({
       input: [
         "lib/create-calendar-form.ts",
         "lib/edit-calendar-form.ts",
+        "lib/import-calendar-form.ts",
         "lib/create-addressbook-form.ts",
         "lib/edit-addressbook-form.ts",
+        "lib/import-addressbook-form.ts",
         "lib/delete-button.ts",
       ],
       output: {

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

@@ -1,6 +1,7 @@
 import { i, x } from "./lit-z6_uA4GX.mjs";
 import { n as n$1, t } from "./property-D0NJdseG.mjs";
-import { e, n, a as escapeXml } from "./index-b86iLJlP.mjs";
+import { e, n } from "./ref-CPp9J0V5.mjs";
+import { e as escapeXml } from "./index-_IB1wMbZ.mjs";
 var __defProp = Object.defineProperty;
 var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
 var __decorateClass = (decorators, target, key, kind) => {

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

@@ -1,6 +1,7 @@
 import { i, x } from "./lit-z6_uA4GX.mjs";
 import { n as n$1, t } from "./property-D0NJdseG.mjs";
-import { e, n, a as escapeXml } from "./index-b86iLJlP.mjs";
+import { e, n } from "./ref-CPp9J0V5.mjs";
+import { e as escapeXml } from "./index-_IB1wMbZ.mjs";
 var __defProp = Object.defineProperty;
 var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
 var __decorateClass = (decorators, target, key, kind) => {

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

@@ -1,6 +1,7 @@
 import { i, x } from "./lit-z6_uA4GX.mjs";
 import { n as n$1, t } from "./property-D0NJdseG.mjs";
-import { e, n, a as escapeXml } from "./index-b86iLJlP.mjs";
+import { e, n } from "./ref-CPp9J0V5.mjs";
+import { e as escapeXml } from "./index-_IB1wMbZ.mjs";
 var __defProp = Object.defineProperty;
 var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
 var __decorateClass = (decorators, target, key, kind) => {

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

@@ -1,6 +1,7 @@
 import { i, x } from "./lit-z6_uA4GX.mjs";
 import { n as n$1, t } from "./property-D0NJdseG.mjs";
-import { e, n, a as escapeXml } from "./index-b86iLJlP.mjs";
+import { e, n } from "./ref-CPp9J0V5.mjs";
+import { e as escapeXml } from "./index-_IB1wMbZ.mjs";
 var __defProp = Object.defineProperty;
 var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
 var __decorateClass = (decorators, target, key, kind) => {
@@ -107,6 +108,7 @@ let EditCalendarForm = class extends i {
         </set>
         <remove>
           <prop>
+            ${!this.timezone_id ? `<CAL:calendar-timezone-id />` : ""}
             ${!this.description ? "<CAL:calendar-description />" : ""}
             ${!this.color ? "<ICAL:calendar-color />" : ""}
           </prop>

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

@@ -0,0 +1,100 @@
+import { i, x } from "./lit-z6_uA4GX.mjs";
+import { n as n$1, t } from "./property-D0NJdseG.mjs";
+import { e, n } from "./ref-CPp9J0V5.mjs";
+var __defProp = Object.defineProperty;
+var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
+var __decorateClass = (decorators, target, key, kind) => {
+  var result = kind > 1 ? void 0 : kind ? __getOwnPropDesc(target, key) : target;
+  for (var i2 = decorators.length - 1, decorator; i2 >= 0; i2--)
+    if (decorator = decorators[i2])
+      result = (kind ? decorator(target, key, result) : decorator(result)) || result;
+  if (kind && result) __defProp(target, key, result);
+  return result;
+};
+let ImportAddressbookForm = class extends i {
+  constructor() {
+    super();
+    this.user = "";
+    this.addressbook_id = self.crypto.randomUUID();
+    this.dialog = e();
+    this.form = e();
+  }
+  createRenderRoot() {
+    return this;
+  }
+  render() {
+    return x`
+      <button @click=${() => this.dialog.value.showModal()}>Import addressbook</button>
+      <dialog ${n(this.dialog)}>
+        <h3>Import addressbook</h3>
+        <form @submit=${this.submit} ${n(this.form)}>
+          <label>
+            principal (for group addressbook)
+            <select name="principal" value=${this.user} @change=${(e2) => this.principal = e2.target.value}>
+              <option value=${this.user}>${this.user}</option>
+              ${window.rusticalUser.memberships.map((membership) => x`
+                <option value=${membership}>${membership}</option>
+              `)}
+            </select>
+          </label>
+          <br>
+          <label>
+            id
+            <input type="text" name="id" value=${this.addressbook_id} @change=${(e2) => this.addressbook_id = e2.target.value} />
+          </label>
+          <br>
+          <label>
+            file
+            <input type="file" accept="text/vcard" name="file" @change=${(e2) => this.file = e2.target.files[0]} />
+          </label>
+          <button type="submit">Import</button>
+          <button type="submit" @click=${(event) => {
+      event.preventDefault();
+      this.dialog.value.close();
+      this.form.value.reset();
+    }} class="cancel">Cancel</button>
+      </form>
+      </dialog>
+        `;
+  }
+  async submit(e2) {
+    e2.preventDefault();
+    this.principal || (this.principal = this.user);
+    if (!this.principal) {
+      alert("Empty principal");
+      return;
+    }
+    if (!this.addressbook_id) {
+      alert("Empty id");
+      return;
+    }
+    let response = await fetch(`/carddav/principal/${this.principal}/${this.addressbook_id}`, {
+      method: "IMPORT",
+      headers: {
+        "Content-Type": "text/vcard"
+      },
+      body: this.file
+    });
+    if (response.status >= 400) {
+      alert(`Error ${response.status}: ${await response.text()}`);
+      return null;
+    }
+    window.location.reload();
+    return null;
+  }
+};
+__decorateClass([
+  n$1()
+], ImportAddressbookForm.prototype, "user", 2);
+__decorateClass([
+  n$1()
+], ImportAddressbookForm.prototype, "principal", 2);
+__decorateClass([
+  n$1()
+], ImportAddressbookForm.prototype, "addressbook_id", 2);
+ImportAddressbookForm = __decorateClass([
+  t("import-addressbook-form")
+], ImportAddressbookForm);
+export {
+  ImportAddressbookForm
+};

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

@@ -0,0 +1,100 @@
+import { i, x } from "./lit-z6_uA4GX.mjs";
+import { n as n$1, t } from "./property-D0NJdseG.mjs";
+import { e, n } from "./ref-CPp9J0V5.mjs";
+var __defProp = Object.defineProperty;
+var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
+var __decorateClass = (decorators, target, key, kind) => {
+  var result = kind > 1 ? void 0 : kind ? __getOwnPropDesc(target, key) : target;
+  for (var i2 = decorators.length - 1, decorator; i2 >= 0; i2--)
+    if (decorator = decorators[i2])
+      result = (kind ? decorator(target, key, result) : decorator(result)) || result;
+  if (kind && result) __defProp(target, key, result);
+  return result;
+};
+let ImportCalendarForm = class extends i {
+  constructor() {
+    super();
+    this.user = "";
+    this.cal_id = self.crypto.randomUUID();
+    this.dialog = e();
+    this.form = e();
+  }
+  createRenderRoot() {
+    return this;
+  }
+  render() {
+    return x`
+      <button @click=${() => this.dialog.value.showModal()}>Import calendar</button>
+      <dialog ${n(this.dialog)}>
+        <h3>Import calendar</h3>
+        <form @submit=${this.submit} ${n(this.form)}>
+          <label>
+            principal (for group calendars)
+            <select name="principal" value=${this.user} @change=${(e2) => this.principal = e2.target.value}>
+              <option value=${this.user}>${this.user}</option>
+              ${window.rusticalUser.memberships.map((membership) => x`
+                <option value=${membership}>${membership}</option>
+              `)}
+            </select>
+          </label>
+          <br>
+          <label>
+            id
+            <input type="text" name="id" value=${this.cal_id} @change=${(e2) => this.cal_id = e2.target.value} />
+          </label>
+          <br>
+          <label>
+            file
+            <input type="file" accept="text/calendar" name="file" @change=${(e2) => this.file = e2.target.files[0]} />
+          </label>
+          <button type="submit">Import</button>
+          <button type="submit" @click=${(event) => {
+      event.preventDefault();
+      this.dialog.value.close();
+      this.form.value.reset();
+    }} class="cancel">Cancel</button>
+      </form>
+      </dialog>
+        `;
+  }
+  async submit(e2) {
+    e2.preventDefault();
+    this.principal || (this.principal = this.user);
+    if (!this.principal) {
+      alert("Empty principal");
+      return;
+    }
+    if (!this.cal_id) {
+      alert("Empty id");
+      return;
+    }
+    let response = await fetch(`/caldav/principal/${this.principal}/${this.cal_id}`, {
+      method: "IMPORT",
+      headers: {
+        "Content-Type": "text/calendar"
+      },
+      body: this.file
+    });
+    if (response.status >= 400) {
+      alert(`Error ${response.status}: ${await response.text()}`);
+      return null;
+    }
+    window.location.reload();
+    return null;
+  }
+};
+__decorateClass([
+  n$1()
+], ImportCalendarForm.prototype, "user", 2);
+__decorateClass([
+  n$1()
+], ImportCalendarForm.prototype, "principal", 2);
+__decorateClass([
+  n$1()
+], ImportCalendarForm.prototype, "cal_id", 2);
+ImportCalendarForm = __decorateClass([
+  t("import-calendar-form")
+], ImportCalendarForm);
+export {
+  ImportCalendarForm
+};

crates/frontend/public/assets/js/index-_IB1wMbZ.mjs

@@ -0,0 +1,6 @@
+function escapeXml(unsafe) {
+  return unsafe.replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;").replace(/"/g, "&quot;").replace(/'/g, "&apos;");
+}
+export {
+  escapeXml as e
+};

crates/frontend/public/assets/js/ref-CPp9J0V5.mjs

@@ -122,11 +122,7 @@ const o = /* @__PURE__ */ new WeakMap(), n = e$1(class extends f {
     this.rt(this.ct);
   }
 });
-function escapeXml(unsafe) {
-  return unsafe.replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;").replace(/"/g, "&quot;").replace(/'/g, "&apos;");
-}
 export {
-  escapeXml as a,
   e,
   n
 };

crates/frontend/public/assets/style.css

@@ -317,6 +317,10 @@ dialog {
   padding: 32px;
 }
 
+dialog::backdrop {
+  background: color-mix(in srgb, var(--background-color), transparent 50%);
+}
+
 footer {
   display: flex;
   justify-content: center;

crates/frontend/public/templates/components/sections/addressbooks_section.html

@@ -65,4 +65,5 @@
 {% endif %}
 
 <create-addressbook-form user="{{ user.id }}"></create-addressbook-form>
+<import-addressbook-form user="{{ user.id }}"></import-addressbook-form>
 

crates/frontend/public/templates/components/sections/calendars_section.html

@@ -84,4 +84,5 @@
 </ul>
 {% endif %}
 <create-calendar-form user="{{ user.id }}"></create-calendar-form>
+<import-calendar-form user="{{ user.id }}"></import-calendar-form>
 

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

@@ -25,7 +25,7 @@
 {% if let Some(timezone_id) = calendar.timezone_id %}
 <p>{{ timezone_id }}</p>
 {% endif %}
-{% if let Some(timezone) = calendar.timezone %}
+{% if let Some(timezone) = calendar.get_vtimezone() %}
 <textarea rows="16" readonly>{{ timezone }}</textarea>
 {% endif %}
 

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

@@ -7,8 +7,10 @@ window.rusticalUser = JSON.parse(document.querySelector('#data-rustical-user').i
 </script>
 <script type="module" src="/frontend/assets/js/create-calendar-form.mjs" async></script>
 <script type="module" src="/frontend/assets/js/edit-calendar-form.mjs" async></script>
+<script type="module" src="/frontend/assets/js/import-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/edit-addressbook-form.mjs" async></script>
+<script type="module" src="/frontend/assets/js/import-addressbook-form.mjs" async></script>
 <script type="module" src="/frontend/assets/js/delete-button.mjs" async></script>
 {% endblock %}
 {% block header_center %}

crates/frontend/src/lib.rs

@@ -45,38 +45,38 @@ pub fn frontend_router<AP: AuthenticationProvider, CS: CalendarStore, AS: Addres
     frontend_config: FrontendConfig,
     oidc_config: Option<OidcConfig>,
 ) -> Router {
-    let mut router = Router::new();
+    let user_router = Router::new()
-    router = router
+        .route("/", get(route_get_home))
-        .route("/", get(route_root))
+        .route("/{user}", get(route_user_named::<CS, AS, AP>))
-        .route("/user", get(route_get_home))
-        .route("/user/{user}", get(route_user_named::<CS, AS, AP>))
         // App token management
-        .route("/user/{user}/app_token", post(route_post_app_token::<AP>))
+        .route("/{user}/app_token", post(route_post_app_token::<AP>))
         .route(
             // POST because HTML5 forms don't support DELETE method
-            "/user/{user}/app_token/{id}/delete",
+            "/{user}/app_token/{id}/delete",
             post(route_delete_app_token::<AP>),
         )
         // Calendar
-        .route("/user/{user}/calendar", get(route_calendars::<CS>))
+        .route("/{user}/calendar", get(route_calendars::<CS>))
+        .route("/{user}/calendar/{calendar}", get(route_calendar::<CS>))
         .route(
-            "/user/{user}/calendar/{calendar}",
+            "/{user}/calendar/{calendar}/restore",
-            get(route_calendar::<CS>),
-        )
-        .route(
-            "/user/{user}/calendar/{calendar}/restore",
             post(route_calendar_restore::<CS>),
         )
         // Addressbook
-        .route("/user/{user}/addressbook", get(route_addressbooks::<AS>))
+        .route("/{user}/addressbook", get(route_addressbooks::<AS>))
         .route(
-            "/user/{user}/addressbook/{addressbook}",
+            "/{user}/addressbook/{addressbook}",
             get(route_addressbook::<AS>),
         )
         .route(
-            "/user/{user}/addressbook/{addressbook}/restore",
+            "/{user}/addressbook/{addressbook}/restore",
             post(route_addressbook_restore::<AS>),
         )
+        .layer(middleware::from_fn(unauthorized_handler));
+
+    let router = Router::new()
+        .route("/", get(route_root))
+        .nest("/user", user_router)
         .route("/login", get(route_get_login).post(route_post_login::<AP>))
         .route("/logout", post(route_post_logout));
 
@@ -109,8 +109,7 @@ pub fn frontend_router<AP: AuthenticationProvider, CS: CalendarStore, AS: Addres
         .layer(Extension(cal_store.clone()))
         .layer(Extension(addr_store.clone()))
         .layer(Extension(frontend_config.clone()))
-        .layer(Extension(oidc_config.clone()))
+        .layer(Extension(oidc_config.clone()));
-        .layer(middleware::from_fn(unauthorized_handler));
 
     Router::new()
         .nest(prefix, router)

crates/frontend/src/routes/login.rs

@@ -13,7 +13,7 @@ use http::StatusCode;
 use rustical_store::auth::AuthenticationProvider;
 use serde::Deserialize;
 use tower_sessions::Session;
-use tracing::instrument;
+use tracing::{instrument, warn};
 use url::Url;
 
 #[derive(Template, WebTemplate)]
@@ -98,6 +98,7 @@ pub async fn route_post_login<AP: AuthenticationProvider>(
         session.insert("user", user.id).await.unwrap();
         Redirect::to(&redirect_uri).into_response()
     } else {
+        warn!("Failed password login attempt as {username}");
         StatusCode::UNAUTHORIZED.into_response()
     }
 }

crates/ical/src/address_object.rs

@@ -20,19 +20,21 @@ impl TryFrom<VcardContact> for AddressObject {
     type Error = Error;
 
     fn try_from(vcard: VcardContact) -> Result<Self, Self::Error> {
-        let id = vcard
+        let uid = vcard
-            .get_property("UID")
+            .get_uid()
-            .ok_or(Error::InvalidData("Missing UID".to_owned()))?
+            .ok_or(Error::InvalidData("missing UID".to_owned()))?
-            .value
+            .to_owned();
-            .clone()
-            .ok_or(Error::InvalidData("Missing UID".to_owned()))?;
         let vcf = vcard.generate();
-        Ok(Self { id, vcf, vcard })
+        Ok(Self {
+            vcf,
+            vcard,
+            id: uid,
+        })
     }
 }
 
 impl AddressObject {
-    pub fn from_vcf(object_id: String, vcf: String) -> Result<Self, Error> {
+    pub fn from_vcf(id: String, vcf: String) -> Result<Self, Error> {
         let mut parser = vcard::VcardParser::new(BufReader::new(vcf.as_bytes()));
         let vcard = parser.next().ok_or(Error::MissingContact)??;
         if parser.next().is_some() {
@@ -40,11 +42,7 @@ impl AddressObject {
                 "multiple vcards, only one allowed".to_owned(),
             ));
         }
-        Ok(Self {
+        Ok(Self { id, vcf, vcard })
-            id: object_id,
-            vcf,
-            vcard,
-        })
     }
 
     pub fn get_id(&self) -> &str {
@@ -53,7 +51,7 @@ impl AddressObject {
 
     pub fn get_etag(&self) -> String {
         let mut hasher = Sha256::new();
-        hasher.update(&self.id);
+        hasher.update(self.get_id());
         hasher.update(self.get_vcf());
         format!("\"{:x}\"", hasher.finalize())
     }
@@ -95,10 +93,8 @@ impl AddressObject {
                 let uid = format!("{}-anniversary", self.get_id());
 
                 let year_suffix = year.map(|year| format!(" ({year})")).unwrap_or_default();
-                Some(CalendarObject::from_ics(
+                Some(CalendarObject::from_ics(format!(
-                    uid.clone(),
+                    r#"BEGIN:VCALENDAR
-                    format!(
-                        r#"BEGIN:VCALENDAR
 VERSION:2.0
 CALSCALE:GREGORIAN
 PRODID:-//github.com/lennart-k/rustical birthday calendar//EN
@@ -116,8 +112,7 @@ DESCRIPTION:💍 {fullname}{year_suffix}
 END:VALARM
 END:VEVENT
 END:VCALENDAR"#,
-                    ),
+                ))?)
-                )?)
             } else {
                 None
             },
@@ -139,10 +134,8 @@ END:VCALENDAR"#,
                 let uid = format!("{}-birthday", self.get_id());
 
                 let year_suffix = year.map(|year| format!(" ({year})")).unwrap_or_default();
-                Some(CalendarObject::from_ics(
+                Some(CalendarObject::from_ics(format!(
-                    uid.clone(),
+                    r#"BEGIN:VCALENDAR
-                    format!(
-                        r#"BEGIN:VCALENDAR
 VERSION:2.0
 CALSCALE:GREGORIAN
 PRODID:-//github.com/lennart-k/rustical birthday calendar//EN
@@ -160,8 +153,7 @@ DESCRIPTION:🎂 {fullname}{year_suffix}
 END:VALARM
 END:VEVENT
 END:VCALENDAR"#,
-                    ),
+                ))?)
-                )?)
             } else {
                 None
             },

crates/ical/src/duration.rs

@@ -1,53 +0,0 @@
-use crate::CalDateTimeError;
-use chrono::Duration;
-use lazy_static::lazy_static;
-
-lazy_static! {
-    static ref RE_DURATION: regex::Regex = regex::Regex::new(r"^(?<sign>[+-])?P((?P<W>\d+)W)?((?P<D>\d+)D)?(T((?P<H>\d+)H)?((?P<M>\d+)M)?((?P<S>\d+)S)?)?$").unwrap();
-}
-
-pub fn parse_duration(string: &str) -> Result<Duration, CalDateTimeError> {
-    let captures = RE_DURATION
-        .captures(string)
-        .ok_or(CalDateTimeError::InvalidDurationFormat(string.to_string()))?;
-
-    let mut duration = Duration::zero();
-    if let Some(weeks) = captures.name("W") {
-        duration += Duration::weeks(weeks.as_str().parse().unwrap());
-    }
-    if let Some(days) = captures.name("D") {
-        duration += Duration::days(days.as_str().parse().unwrap());
-    }
-    if let Some(hours) = captures.name("H") {
-        duration += Duration::hours(hours.as_str().parse().unwrap());
-    }
-    if let Some(minutes) = captures.name("M") {
-        duration += Duration::minutes(minutes.as_str().parse().unwrap());
-    }
-    if let Some(seconds) = captures.name("S") {
-        duration += Duration::seconds(seconds.as_str().parse().unwrap());
-    }
-    if let Some(sign) = captures.name("sign") {
-        if sign.as_str() == "-" {
-            duration = -duration;
-        }
-    }
-
-    Ok(duration)
-}
-
-#[cfg(test)]
-mod tests {
-    use chrono::Duration;
-
-    use crate::parse_duration;
-
-    #[test]
-    fn test_parse_duration() {
-        assert_eq!(parse_duration("P12W").unwrap(), Duration::weeks(12));
-        assert_eq!(parse_duration("P12D").unwrap(), Duration::days(12));
-        assert_eq!(parse_duration("PT12H").unwrap(), Duration::hours(12));
-        assert_eq!(parse_duration("PT12M").unwrap(), Duration::minutes(12));
-        assert_eq!(parse_duration("PT12S").unwrap(), Duration::seconds(12));
-    }
-}

crates/ical/src/icalendar/event.rs

@@ -1,24 +1,22 @@
+use crate::CalDateTime;
 use crate::Error;
-use crate::{CalDateTime, ComponentMut, parse_duration};
 use chrono::{DateTime, Duration, Utc};
-use ical::{
+use ical::parser::ComponentMut;
-    generator::IcalEvent,
+use ical::{generator::IcalEvent, parser::Component, property::Property};
-    parser::{Component, ical::component::IcalTimeZone},
-    property::Property,
-};
 use rrule::{RRule, RRuleSet};
 use std::{collections::HashMap, str::FromStr};
 
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, Default)]
 pub struct EventObject {
     pub event: IcalEvent,
-    pub timezones: HashMap<String, IcalTimeZone>,
+    // If a timezone is None that means that in the VCALENDAR object there's a timezone defined
-    pub(crate) ics: String,
+    // with that name but its not from the Olson DB
+    pub timezones: HashMap<String, Option<chrono_tz::Tz>>,
 }
 
 impl EventObject {
     pub fn get_dtstart(&self) -> Result<Option<CalDateTime>, Error> {
-        if let Some(dtstart) = self.event.get_property("DTSTART") {
+        if let Some(dtstart) = self.event.get_dtstart() {
             Ok(Some(CalDateTime::parse_prop(dtstart, &self.timezones)?))
         } else {
             Ok(None)
@@ -26,7 +24,7 @@ impl EventObject {
     }
 
     pub fn get_dtend(&self) -> Result<Option<CalDateTime>, Error> {
-        if let Some(dtend) = self.event.get_property("DTEND") {
+        if let Some(dtend) = self.event.get_dtend() {
             Ok(Some(CalDateTime::parse_prop(dtend, &self.timezones)?))
         } else {
             Ok(None)
@@ -34,33 +32,21 @@ impl EventObject {
     }
 
     pub fn get_last_occurence(&self) -> Result<Option<CalDateTime>, Error> {
-        if let Some(_rrule) = self.event.get_property("RRULE") {
+        if self.event.get_rrule().is_some() {
             // TODO: understand recurrence rules
             return Ok(None);
         }
 
-        if let Some(dtend) = self.event.get_property("DTEND") {
+        if let Some(dtend) = self.get_dtend()? {
-            return Ok(Some(CalDateTime::parse_prop(dtend, &self.timezones)?));
+            return Ok(Some(dtend));
         };
 
-        let duration = self.get_duration()?.unwrap_or(Duration::days(1));
+        let duration = self.event.get_duration().unwrap_or(Duration::days(1));
 
         let first_occurence = self.get_dtstart()?;
         Ok(first_occurence.map(|first_occurence| first_occurence + duration))
     }
 
-    pub fn get_duration(&self) -> Result<Option<Duration>, Error> {
-        if let Some(Property {
-            value: Some(duration),
-            ..
-        }) = self.event.get_property("DURATION")
-        {
-            Ok(Some(parse_duration(duration)?))
-        } else {
-            Ok(None)
-        }
-    }
-
     pub fn recurrence_ruleset(&self) -> Result<Option<rrule::RRuleSet>, Error> {
         let dtstart: DateTime<rrule::Tz> = if let Some(dtstart) = self.get_dtstart()? {
             if let Some(dtend) = self.get_dtend()? {
@@ -128,7 +114,7 @@ impl EventObject {
                 } else {
                     date.format()
                 };
-                let mut ev = self.event.clone();
+                let mut ev = self.event.clone().mutable();
                 ev.remove_property("RRULE");
                 ev.remove_property("RDATE");
                 ev.remove_property("EXDATE");
@@ -163,7 +149,7 @@ impl EventObject {
                         params: dtstart_prop.params,
                     });
                 }
-                events.push(ev);
+                events.push(ev.verify()?);
             }
             Ok(events)
         } else {
@@ -242,11 +228,7 @@ END:VEVENT\r\n",
 
     #[test]
     fn test_expand_recurrence() {
-        let event = CalendarObject::from_ics(
+        let event = CalendarObject::from_ics(ICS.to_string()).unwrap();
-            "318ec6503573d9576818daf93dac07317058d95c".to_string(),
-            ICS.to_string(),
-        )
-        .unwrap();
         let event = event.event().unwrap();
 
         let events: Vec<String> = event

crates/ical/src/icalendar/journal.rs

@@ -1,7 +1,5 @@
+use derive_more::From;
 use ical::parser::ical::component::IcalJournal;
 
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, From)]
-pub struct JournalObject {
+pub struct JournalObject(pub IcalJournal);
-    pub journal: IcalJournal,
-    pub(crate) ics: String,
-}

crates/ical/src/icalendar/object.rs

@@ -4,15 +4,15 @@ use crate::Error;
 use chrono::DateTime;
 use chrono::Utc;
 use derive_more::Display;
-use ical::{
+use ical::generator::{Emitter, IcalCalendar};
-    generator::{Emitter, IcalCalendar},
+use ical::parser::ical::component::IcalTimeZone;
-    parser::{Component, ical::component::IcalTimeZone},
+use ical::property::Property;
-};
+use serde::Deserialize;
 use serde::Serialize;
 use sha2::{Digest, Sha256};
 use std::{collections::HashMap, io::BufReader};
 
-#[derive(Debug, Clone, Serialize, PartialEq, Eq, Display)]
+#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq, Display)]
 // specified in https://datatracker.ietf.org/doc/html/rfc5545#section-3.6
 pub enum CalendarObjectType {
     #[serde(rename = "VEVENT")]
@@ -47,8 +47,7 @@ impl rustical_xml::ValueDeserialize for CalendarObjectType {
             "VJOURNAL" => Ok(Self::Journal),
             _ => Err(rustical_xml::XmlError::InvalidValue(
                 rustical_xml::ParseValueError::Other(format!(
-                    "Invalid value '{}', must be VEVENT, VTODO, or VJOURNAL",
+                    "Invalid value '{val}', must be VEVENT, VTODO, or VJOURNAL"
-                    val
                 )),
             )),
         }
@@ -62,15 +61,22 @@ pub enum CalendarObjectComponent {
     Journal(JournalObject),
 }
 
-#[derive(Debug, Clone)]
+impl Default for CalendarObjectComponent {
+    fn default() -> Self {
+        Self::Event(EventObject::default())
+    }
+}
+
+#[derive(Debug, Clone, Default)]
 pub struct CalendarObject {
-    id: String,
     data: CalendarObjectComponent,
-    cal: IcalCalendar,
+    properties: Vec<Property>,
+    ics: String,
+    vtimezones: HashMap<String, IcalTimeZone>,
 }
 
 impl CalendarObject {
-    pub fn from_ics(object_id: String, ics: String) -> Result<Self, Error> {
+    pub fn from_ics(ics: String) -> Result<Self, Error> {
         let mut parser = ical::IcalParser::new(BufReader::new(ics.as_bytes()));
         let cal = parser.next().ok_or(Error::MissingCalendar)??;
         if parser.next().is_some() {
@@ -91,52 +97,42 @@ impl CalendarObject {
             ));
         }
 
-        let timezones: HashMap<String, IcalTimeZone> = cal
+        let timezones: HashMap<String, Option<chrono_tz::Tz>> = cal
             .timezones
             .clone()
             .into_iter()
-            .filter_map(|timezone| {
+            .map(|timezone| (timezone.get_tzid().to_owned(), (&timezone).try_into().ok()))
-                let timezone_prop = timezone.get_property("TZID")?.to_owned();
-                let tzid = timezone_prop.value?;
-                Some((tzid, timezone))
-            })
             .collect();
 
-        if let Some(event) = cal.events.first() {
+        let vtimezones = cal
-            return Ok(CalendarObject {
+            .timezones
-                id: object_id,
+            .clone()
-                cal: cal.clone(),
+            .into_iter()
-                data: CalendarObjectComponent::Event(EventObject {
+            .map(|timezone| (timezone.get_tzid().to_owned(), timezone))
-                    event: event.clone(),
+            .collect();
-                    timezones,
-                    ics,
-                }),
-            });
-        }
-        if let Some(todo) = cal.todos.first() {
-            return Ok(CalendarObject {
-                id: object_id,
-                cal: cal.clone(),
-                data: CalendarObjectComponent::Todo(TodoObject {
-                    todo: todo.clone(),
-                    ics,
-                }),
-            });
-        }
-        if let Some(journal) = cal.journals.first() {
-            return Ok(CalendarObject {
-                id: object_id,
-                cal: cal.clone(),
-                data: CalendarObjectComponent::Journal(JournalObject {
-                    journal: journal.clone(),
-                    ics,
-                }),
-            });
-        }
 
-        Err(Error::InvalidData(
+        let data = if let Some(event) = cal.events.into_iter().next() {
-            "iCalendar component type not supported :(".to_owned(),
+            CalendarObjectComponent::Event(EventObject { event, timezones })
-        ))
+        } else if let Some(todo) = cal.todos.into_iter().next() {
+            CalendarObjectComponent::Todo(todo.into())
+        } else if let Some(journal) = cal.journals.into_iter().next() {
+            CalendarObjectComponent::Journal(journal.into())
+        } else {
+            return Err(Error::InvalidData(
+                "iCalendar component type not supported :(".to_owned(),
+            ));
+        };
+
+        Ok(Self {
+            data,
+            properties: cal.properties,
+            ics,
+            vtimezones,
+        })
+    }
+
+    pub fn get_vtimezones(&self) -> &HashMap<String, IcalTimeZone> {
+        &self.vtimezones
     }
 
     pub fn get_data(&self) -> &CalendarObjectComponent {
@@ -144,29 +140,26 @@ impl CalendarObject {
     }
 
     pub fn get_id(&self) -> &str {
-        &self.id
+        match &self.data {
+            CalendarObjectComponent::Todo(todo) => todo.0.get_uid(),
+            CalendarObjectComponent::Event(event) => event.event.get_uid(),
+            CalendarObjectComponent::Journal(journal) => journal.0.get_uid(),
+        }
     }
+
     pub fn get_etag(&self) -> String {
         let mut hasher = Sha256::new();
-        hasher.update(&self.id);
+        hasher.update(self.get_id());
         hasher.update(self.get_ics());
         format!("\"{:x}\"", hasher.finalize())
     }
 
     pub fn get_ics(&self) -> &str {
-        match &self.data {
+        &self.ics
-            CalendarObjectComponent::Todo(todo) => &todo.ics,
-            CalendarObjectComponent::Event(event) => &event.ics,
-            CalendarObjectComponent::Journal(journal) => &journal.ics,
-        }
     }
 
     pub fn get_component_name(&self) -> &str {
-        match self.data {
+        self.get_object_type().as_str()
-            CalendarObjectComponent::Todo(_) => "VTODO",
-            CalendarObjectComponent::Event(_) => "VEVENT",
-            CalendarObjectComponent::Journal(_) => "VJOURNAL",
-        }
     }
 
     pub fn get_object_type(&self) -> CalendarObjectType {
@@ -206,8 +199,11 @@ impl CalendarObject {
         // Only events can be expanded
         match &self.data {
             CalendarObjectComponent::Event(event) => {
-                let mut cal = self.cal.clone();
+                let cal = IcalCalendar {
-                cal.events = event.expand_recurrence(start, end)?;
+                    properties: self.properties.clone(),
+                    events: event.expand_recurrence(start, end)?,
+                    ..Default::default()
+                };
                 Ok(cal.generate())
             }
             _ => Ok(self.get_ics().to_string()),

crates/ical/src/icalendar/todo.rs

@@ -1,7 +1,5 @@
+use derive_more::From;
 use ical::parser::ical::component::IcalTodo;
 
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, From)]
-pub struct TodoObject {
+pub struct TodoObject(pub IcalTodo);
-    pub todo: IcalTodo,
-    pub(crate) ics: String,
-}

crates/ical/src/lib.rs

@@ -1,14 +1,8 @@
-mod property_ext;
-pub use property_ext::*;
-
 mod timestamp;
 mod timezone;
 pub use timestamp::*;
 pub use timezone::*;
 
-mod duration;
-pub use duration::parse_duration;
-
 mod icalendar;
 pub use icalendar::*;
 

crates/ical/src/property_ext.rs

@@ -1,46 +0,0 @@
-use ical::{generator::IcalEvent, property::Property};
-
-pub trait IcalProperty {
-    fn get_param(&self, name: &str) -> Option<Vec<&str>>;
-    fn get_value_type(&self) -> Option<&str>;
-    fn get_tzid(&self) -> Option<&str>;
-}
-
-impl IcalProperty for ical::property::Property {
-    fn get_param(&self, name: &str) -> Option<Vec<&str>> {
-        self.params
-            .as_ref()?
-            .iter()
-            .find(|(key, _)| name == key)
-            .map(|(_, value)| value.iter().map(String::as_str).collect())
-    }
-
-    fn get_value_type(&self) -> Option<&str> {
-        self.get_param("VALUE")
-            .and_then(|params| params.into_iter().next())
-    }
-
-    fn get_tzid(&self) -> Option<&str> {
-        self.get_param("TZID")
-            .and_then(|params| params.into_iter().next())
-    }
-}
-
-pub trait ComponentMut {
-    fn remove_property(&mut self, name: &str);
-    fn set_property(&mut self, prop: Property);
-    fn push_property(&mut self, prop: Property);
-}
-
-impl ComponentMut for IcalEvent {
-    fn remove_property(&mut self, name: &str) {
-        self.properties.retain(|prop| prop.name != name);
-    }
-    fn set_property(&mut self, prop: Property) {
-        self.remove_property(&prop.name);
-        self.push_property(prop);
-    }
-    fn push_property(&mut self, prop: Property) {
-        self.properties.push(prop);
-    }
-}

crates/ical/src/timestamp.rs

@@ -1,12 +1,8 @@
-use super::timezone::CalTimezone;
+use super::timezone::ICalTimezone;
-use crate::IcalProperty;
 use chrono::{DateTime, Datelike, Duration, Local, NaiveDate, NaiveDateTime, NaiveTime, Utc};
 use chrono_tz::Tz;
 use derive_more::derive::Deref;
-use ical::{
+use ical::property::Property;
-    parser::{Component, ical::component::IcalTimeZone},
-    property::Property,
-};
 use lazy_static::lazy_static;
 use rustical_xml::{ValueDeserialize, ValueSerialize};
 use std::{borrow::Cow, collections::HashMap, ops::Add};
@@ -68,8 +64,8 @@ pub enum CalDateTime {
     // Form 2, example: 19980119T070000Z -> UTC
     // Form 3, example: TZID=America/New_York:19980119T020000 -> Olson
     // https://en.wikipedia.org/wiki/Tz_database
-    DateTime(DateTime<CalTimezone>),
+    DateTime(DateTime<ICalTimezone>),
-    Date(NaiveDate, CalTimezone),
+    Date(NaiveDate, ICalTimezone),
 }
 
 impl From<CalDateTime> for DateTime<rrule::Tz> {
@@ -106,13 +102,13 @@ impl Ord for CalDateTime {
 
 impl From<DateTime<Local>> for CalDateTime {
     fn from(value: DateTime<Local>) -> Self {
-        CalDateTime::DateTime(value.with_timezone(&CalTimezone::Local))
+        CalDateTime::DateTime(value.with_timezone(&ICalTimezone::Local))
     }
 }
 
 impl From<DateTime<Utc>> for CalDateTime {
     fn from(value: DateTime<Utc>) -> Self {
-        CalDateTime::DateTime(value.with_timezone(&CalTimezone::Utc))
+        CalDateTime::DateTime(value.with_timezone(&ICalTimezone::Olson(chrono_tz::UTC)))
     }
 }
 
@@ -136,7 +132,7 @@ impl Add<Duration> for CalDateTime {
 impl CalDateTime {
     pub fn parse_prop(
         prop: &Property,
-        timezones: &HashMap<String, IcalTimeZone>,
+        timezones: &HashMap<String, Option<chrono_tz::Tz>>,
     ) -> Result<Self, CalDateTimeError> {
         let prop_value = prop
             .value
@@ -145,28 +141,9 @@ impl CalDateTime {
                 "empty property".to_owned(),
             ))?;
 
-        // Use the TZID parameter from the property
+        let timezone = if let Some(tzid) = prop.get_param("TZID") {
-        let timezone = if let Some(tzid) = prop.get_tzid() {
             if let Some(timezone) = timezones.get(tzid) {
-                // X-LIC-LOCATION is often used to refer to a standardised timezone from the Olson
+                timezone.to_owned()
-                // database
-                if let Some(olson_name) = timezone
-                    .get_property("X-LIC-LOCATION")
-                    .map(|prop| prop.value.to_owned())
-                    .unwrap_or_default()
-                {
-                    if let Ok(tz) = olson_name.parse::<Tz>() {
-                        Some(tz)
-                    } else {
-                        return Err(CalDateTimeError::InvalidOlson(olson_name));
-                    }
-                } else {
-                    // If the TZID matches a name from the Olson database (e.g. Europe/Berlin) we
-                    // guess that we can just use it
-                    tzid.parse::<Tz>().ok()
-                    // TODO: If None: Too bad, we need to manually parse it
-                    // For now it's just treated as localtime
-                }
             } else {
                 // TZID refers to timezone that does not exist
                 return Err(CalDateTimeError::InvalidTZID(tzid.to_string()));
@@ -174,6 +151,7 @@ impl CalDateTime {
         } else {
             // No explicit timezone specified.
             // This is valid and will be localtime or UTC depending on the value
+            // We will stick to this default as documented in https://github.com/lennart-k/rustical/issues/102
             None
         };
 
@@ -183,7 +161,7 @@ impl CalDateTime {
     pub fn format(&self) -> String {
         match self {
             Self::DateTime(datetime) => match datetime.timezone() {
-                CalTimezone::Utc => datetime.format(UTC_DATE_TIME).to_string(),
+                ICalTimezone::Olson(chrono_tz::UTC) => datetime.format(UTC_DATE_TIME).to_string(),
                 _ => datetime.format(LOCAL_DATE_TIME).to_string(),
             },
             Self::Date(date, _) => date.format(LOCAL_DATE).to_string(),
@@ -208,7 +186,7 @@ impl CalDateTime {
         matches!(&self, Self::Date(_, _))
     }
 
-    pub fn as_datetime(&self) -> Cow<'_, DateTime<CalTimezone>> {
+    pub fn as_datetime(&self) -> Cow<'_, DateTime<ICalTimezone>> {
         match self {
             Self::DateTime(datetime) => Cow::Borrowed(datetime),
             Self::Date(date, tz) => Cow::Owned(
@@ -232,7 +210,7 @@ impl CalDateTime {
             }
             return Ok(CalDateTime::DateTime(
                 datetime
-                    .and_local_timezone(CalTimezone::Local)
+                    .and_local_timezone(ICalTimezone::Local)
                     .earliest()
                     .ok_or(CalDateTimeError::LocalTimeGap)?,
             ));
@@ -242,8 +220,8 @@ impl CalDateTime {
             return Ok(datetime.and_utc().into());
         }
         let timezone = timezone
-            .map(CalTimezone::Olson)
+            .map(ICalTimezone::Olson)
-            .unwrap_or(CalTimezone::Local);
+            .unwrap_or(ICalTimezone::Local);
         if let Ok(date) = NaiveDate::parse_from_str(value, LOCAL_DATE) {
             return Ok(CalDateTime::Date(date, timezone));
         }
@@ -275,7 +253,7 @@ impl CalDateTime {
                 CalDateTime::Date(
                     NaiveDate::from_ymd_opt(year, month, day)
                         .ok_or(CalDateTimeError::ParseError(value.to_string()))?,
-                    CalTimezone::Local,
+                    ICalTimezone::Local,
                 ),
                 false,
             ));
@@ -287,7 +265,7 @@ impl CalDateTime {
         self.as_datetime().to_utc()
     }
 
-    pub fn timezone(&self) -> CalTimezone {
+    pub fn timezone(&self) -> ICalTimezone {
         match &self {
             CalDateTime::DateTime(datetime) => datetime.timezone(),
             CalDateTime::Date(_, tz) => tz.to_owned(),
@@ -423,7 +401,7 @@ mod tests {
             (
                 CalDateTime::Date(
                     NaiveDate::from_ymd_opt(1985, 4, 12).unwrap(),
-                    crate::CalTimezone::Local
+                    crate::ICalTimezone::Local
                 ),
                 true
             )
@@ -433,7 +411,7 @@ mod tests {
             (
                 CalDateTime::Date(
                     NaiveDate::from_ymd_opt(1985, 4, 12).unwrap(),
-                    crate::CalTimezone::Local
+                    crate::ICalTimezone::Local
                 ),
                 true
             )
@@ -443,7 +421,7 @@ mod tests {
             (
                 CalDateTime::Date(
                     NaiveDate::from_ymd_opt(1972, 4, 12).unwrap(),
-                    crate::CalTimezone::Local
+                    crate::ICalTimezone::Local
                 ),
                 false
             )

crates/ical/src/timezone.rs

@@ -1,29 +1,26 @@
-use chrono::{Local, NaiveDate, NaiveDateTime, TimeZone, Utc};
+use chrono::{Local, NaiveDate, NaiveDateTime, TimeZone};
 use chrono_tz::Tz;
 use derive_more::{Display, From};
 
 #[derive(Debug, Clone, From, PartialEq, Eq)]
-pub enum CalTimezone {
+pub enum ICalTimezone {
     Local,
-    Utc,
     Olson(Tz),
 }
 
-impl From<CalTimezone> for rrule::Tz {
+impl From<ICalTimezone> for rrule::Tz {
-    fn from(value: CalTimezone) -> Self {
+    fn from(value: ICalTimezone) -> Self {
         match value {
-            CalTimezone::Local => Self::LOCAL,
+            ICalTimezone::Local => Self::LOCAL,
-            CalTimezone::Utc => Self::UTC,
+            ICalTimezone::Olson(tz) => Self::Tz(tz),
-            CalTimezone::Olson(tz) => Self::Tz(tz),
         }
     }
 }
 
-impl From<rrule::Tz> for CalTimezone {
+impl From<rrule::Tz> for ICalTimezone {
     fn from(value: rrule::Tz) -> Self {
         match value {
             rrule::Tz::Local(_) => Self::Local,
-            rrule::Tz::Tz(chrono_tz::UTC) => Self::Utc,
             rrule::Tz::Tz(tz) => Self::Olson(tz),
         }
     }
@@ -32,7 +29,6 @@ impl From<rrule::Tz> for CalTimezone {
 #[derive(Debug, Clone, PartialEq, Display)]
 pub enum CalTimezoneOffset {
     Local(chrono::FixedOffset),
-    Utc(chrono::Utc),
     Olson(chrono_tz::TzOffset),
 }
 
@@ -40,19 +36,17 @@ impl chrono::Offset for CalTimezoneOffset {
     fn fix(&self) -> chrono::FixedOffset {
         match self {
             Self::Local(local) => local.fix(),
-            Self::Utc(utc) => utc.fix(),
             Self::Olson(olson) => olson.fix(),
         }
     }
 }
 
-impl TimeZone for CalTimezone {
+impl TimeZone for ICalTimezone {
     type Offset = CalTimezoneOffset;
 
     fn from_offset(offset: &Self::Offset) -> Self {
         match offset {
             CalTimezoneOffset::Local(_) => Self::Local,
-            CalTimezoneOffset::Utc(_) => Self::Utc,
             CalTimezoneOffset::Olson(offset) => Self::Olson(Tz::from_offset(offset)),
         }
     }
@@ -62,9 +56,6 @@ impl TimeZone for CalTimezone {
             Self::Local => Local
                 .offset_from_local_date(local)
                 .map(CalTimezoneOffset::Local),
-            Self::Utc => Utc
-                .offset_from_local_date(local)
-                .map(CalTimezoneOffset::Utc),
             Self::Olson(tz) => tz
                 .offset_from_local_date(local)
                 .map(CalTimezoneOffset::Olson),
@@ -79,9 +70,6 @@ impl TimeZone for CalTimezone {
             Self::Local => Local
                 .offset_from_local_datetime(local)
                 .map(CalTimezoneOffset::Local),
-            Self::Utc => Utc
-                .offset_from_local_datetime(local)
-                .map(CalTimezoneOffset::Utc),
             Self::Olson(tz) => tz
                 .offset_from_local_datetime(local)
                 .map(CalTimezoneOffset::Olson),
@@ -91,7 +79,6 @@ impl TimeZone for CalTimezone {
     fn offset_from_utc_datetime(&self, utc: &NaiveDateTime) -> Self::Offset {
         match self {
             Self::Local => CalTimezoneOffset::Local(Local.offset_from_utc_datetime(utc)),
-            Self::Utc => CalTimezoneOffset::Utc(Utc.offset_from_utc_datetime(utc)),
             Self::Olson(tz) => CalTimezoneOffset::Olson(tz.offset_from_utc_datetime(utc)),
         }
     }
@@ -99,7 +86,6 @@ impl TimeZone for CalTimezone {
     fn offset_from_utc_date(&self, utc: &NaiveDate) -> Self::Offset {
         match self {
             Self::Local => CalTimezoneOffset::Local(Local.offset_from_utc_date(utc)),
-            Self::Utc => CalTimezoneOffset::Utc(Utc.offset_from_utc_date(utc)),
             Self::Olson(tz) => CalTimezoneOffset::Olson(tz.offset_from_utc_date(utc)),
         }
     }

crates/store/Cargo.toml

@@ -32,6 +32,7 @@ headers.workspace = true
 tower.workspace = true
 futures-core.workspace = true
 tower-sessions.workspace = true
+vtimezones-rs.workspace = true
 
 [dev-dependencies]
 rstest = { workspace = true }

crates/store/src/addressbook_store.rs

@@ -76,8 +76,8 @@ pub trait AddressbookStore: Send + Sync + 'static {
 
     async fn import_addressbook(
         &self,
-        principal: String,
         addressbook: Addressbook,
         objects: Vec<AddressObject>,
+        merge_existing: bool,
     ) -> Result<(), Error>;
 }

crates/store/src/calendar.rs

@@ -1,9 +1,11 @@
+use std::str::FromStr;
+
 use crate::synctoken::format_synctoken;
 use chrono::NaiveDateTime;
 use rustical_ical::CalendarObjectType;
-use serde::Serialize;
+use serde::{Deserialize, Serialize};
 
-#[derive(Debug, Default, Clone, Serialize)]
+#[derive(Debug, Default, Clone, Serialize, Deserialize)]
 pub struct Calendar {
     pub principal: String,
     pub id: String,
@@ -11,7 +13,6 @@ pub struct Calendar {
     pub order: i64,
     pub description: Option<String>,
     pub color: Option<String>,
-    pub timezone: Option<String>,
     pub timezone_id: Option<String>,
     pub deleted_at: Option<NaiveDateTime>,
     pub synctoken: i64,
@@ -24,4 +25,16 @@ impl Calendar {
     pub fn format_synctoken(&self) -> String {
         format_synctoken(self.synctoken)
     }
+
+    pub fn get_timezone(&self) -> Option<chrono_tz::Tz> {
+        self.timezone_id
+            .as_ref()
+            .and_then(|tzid| chrono_tz::Tz::from_str(tzid).ok())
+    }
+
+    pub fn get_vtimezone(&self) -> Option<&'static str> {
+        self.timezone_id
+            .as_ref()
+            .and_then(|tzid| vtimezones_rs::VTIMEZONES.get(tzid).cloned())
+    }
 }

crates/store/src/calendar_store.rs

@@ -34,6 +34,12 @@ pub trait CalendarStore: Send + Sync + 'static {
         use_trashbin: bool,
     ) -> Result<(), Error>;
     async fn restore_calendar(&self, principal: &str, name: &str) -> Result<(), Error>;
+    async fn import_calendar(
+        &self,
+        calendar: Calendar,
+        objects: Vec<CalendarObject>,
+        merge_existing: bool,
+    ) -> Result<(), Error>;
 
     async fn sync_changes(
         &self,

crates/store/src/combined_calendar_store.rs

@@ -189,6 +189,24 @@ impl<CS: CalendarStore, BS: CalendarStore> CalendarStore for CombinedCalendarSto
         }
     }
 
+    #[inline]
+    async fn import_calendar(
+        &self,
+        calendar: Calendar,
+        objects: Vec<CalendarObject>,
+        merge_existing: bool,
+    ) -> Result<(), Error> {
+        if calendar.id.starts_with(BIRTHDAYS_PREFIX) {
+            self.birthday_store
+                .import_calendar(calendar, objects, merge_existing)
+                .await
+        } else {
+            self.cal_store
+                .import_calendar(calendar, objects, merge_existing)
+                .await
+        }
+    }
+
     #[inline]
     async fn delete_calendar(
         &self,

crates/store/src/contact_birthday_store.rs

@@ -20,7 +20,6 @@ fn birthday_calendar(addressbook: Addressbook) -> Calendar {
         order: 0,
         description: None,
         color: None,
-        timezone: None,
         timezone_id: None,
         deleted_at: addressbook.deleted_at,
         synctoken: addressbook.synctoken,
@@ -84,6 +83,15 @@ impl<AS: AddressbookStore> CalendarStore for ContactBirthdayStore<AS> {
         Err(Error::ReadOnly)
     }
 
+    async fn import_calendar(
+        &self,
+        _calendar: Calendar,
+        _objects: Vec<CalendarObject>,
+        _merge_existing: bool,
+    ) -> Result<(), Error> {
+        Err(Error::ReadOnly)
+    }
+
     async fn sync_changes(
         &self,
         principal: &str,

crates/store_sqlite/migrations/20250725225640_drop_calendar_timezone.down.sql

@@ -0,0 +1 @@
+ALTER TABLE calendars ADD COLUMN timezone TEXT;

crates/store_sqlite/migrations/20250725225640_drop_calendar_timezone.up.sql

@@ -0,0 +1,3 @@
+-- We don't want to save timezones as ics anymore
+-- but instead just rely on the TZDB identifier
+ALTER TABLE calendars DROP COLUMN timezone;

crates/store_sqlite/src/addressbook_store.rs

@@ -17,7 +17,7 @@ struct AddressObjectRow {
 }
 
 impl TryFrom<AddressObjectRow> for AddressObject {
-    type Error = crate::Error;
+    type Error = rustical_store::Error;
 
     fn try_from(value: AddressObjectRow) -> Result<Self, Self::Error> {
         Ok(Self::from_vcf(value.id, value.vcf)?)
@@ -259,7 +259,7 @@ impl SqliteAddressbookStore {
         .fetch_all(executor)
         .await.map_err(crate::Error::from)?
         .into_iter()
-        .map(|row| row.try_into().map_err(rustical_store::Error::from))
+        .map(|row| row.try_into())
         .collect()
     }
 
@@ -270,7 +270,7 @@ impl SqliteAddressbookStore {
         object_id: &str,
         show_deleted: bool,
     ) -> Result<AddressObject, rustical_store::Error> {
-        Ok(sqlx::query_as!(
+        sqlx::query_as!(
             AddressObjectRow,
             "SELECT id, vcf FROM addressobjects WHERE (principal, addressbook_id, id) = (?, ?, ?) AND ((deleted_at IS NULL) OR ?)",
             principal,
@@ -281,7 +281,7 @@ impl SqliteAddressbookStore {
         .fetch_one(executor)
         .await
         .map_err(crate::Error::from)?
-        .try_into()?)
+        .try_into()
     }
 
     async fn _put_object<'e, E: Executor<'e, Database = Sqlite>>(
@@ -627,20 +627,32 @@ impl AddressbookStore for SqliteAddressbookStore {
     #[instrument(skip(objects))]
     async fn import_addressbook(
         &self,
-        principal: String,
         addressbook: Addressbook,
         objects: Vec<AddressObject>,
+        merge_existing: bool,
     ) -> Result<(), Error> {
         let mut tx = self.db.begin().await.map_err(crate::Error::from)?;
 
-        let addressbook_id = addressbook.id.clone();
+        let existing =
-        Self::_insert_addressbook(&mut *tx, addressbook).await?;
+            match Self::_get_addressbook(&mut *tx, &addressbook.principal, &addressbook.id, true)
+                .await
+            {
+                Ok(addressbook) => Some(addressbook),
+                Err(Error::NotFound) => None,
+                Err(err) => return Err(err),
+            };
+        if existing.is_some() && !merge_existing {
+            return Err(Error::AlreadyExists);
+        }
+        if existing.is_none() {
+            Self::_insert_addressbook(&mut *tx, addressbook.clone()).await?;
+        }
 
         for object in objects {
             Self::_put_object(
                 &mut *tx,
-                principal.clone(),
+                addressbook.principal.clone(),
-                addressbook_id.clone(),
+                addressbook.id.clone(),
                 object,
                 false,
             )

crates/store_sqlite/src/calendar_store.rs

@@ -22,7 +22,17 @@ impl TryFrom<CalendarObjectRow> for CalendarObject {
     type Error = rustical_store::Error;
 
     fn try_from(value: CalendarObjectRow) -> Result<Self, Self::Error> {
-        Ok(CalendarObject::from_ics(value.id, value.ics)?)
+        let object = CalendarObject::from_ics(value.ics)?;
+        if object.get_id() != value.id {
+            return Err(rustical_store::Error::IcalError(
+                rustical_ical::Error::InvalidData(format!(
+                    "object_id={} and UID={} don't match",
+                    object.get_id(),
+                    value.id
+                )),
+            ));
+        }
+        Ok(object)
     }
 }
 
@@ -34,7 +44,6 @@ struct CalendarRow {
     order: i64,
     description: Option<String>,
     color: Option<String>,
-    timezone: Option<String>,
     timezone_id: Option<String>,
     deleted_at: Option<NaiveDateTime>,
     synctoken: i64,
@@ -64,7 +73,6 @@ impl From<CalendarRow> for Calendar {
             order: value.order,
             description: value.description,
             color: value.color,
-            timezone: value.timezone,
             timezone_id: value.timezone_id,
             deleted_at: value.deleted_at,
             synctoken: value.synctoken,
@@ -127,7 +135,7 @@ impl SqliteCalendarStore {
     ) -> Result<Vec<Calendar>, Error> {
         let cals = sqlx::query_as!(
             CalendarRow,
-            r#"SELECT *
+            r#"SELECT principal, id, displayname, "order", description, color, timezone_id, deleted_at, synctoken, subscription_url, push_topic, comp_event, comp_todo, comp_journal
                 FROM calendars
                 WHERE principal = ? AND deleted_at IS NOT NULL"#,
             principal
@@ -147,8 +155,8 @@ impl SqliteCalendarStore {
         let comp_journal = calendar.components.contains(&CalendarObjectType::Journal);
 
         sqlx::query!(
-            r#"INSERT INTO calendars (principal, id, displayname, description, "order", color, subscription_url, timezone, timezone_id, push_topic, comp_event, comp_todo, comp_journal)
+            r#"INSERT INTO calendars (principal, id, displayname, description, "order", color, subscription_url, timezone_id, push_topic, comp_event, comp_todo, comp_journal)
-                VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"#,
+                VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"#,
             calendar.principal,
             calendar.id,
             calendar.displayname,
@@ -156,7 +164,6 @@ impl SqliteCalendarStore {
             calendar.order,
             calendar.color,
             calendar.subscription_url,
-            calendar.timezone,
             calendar.timezone_id,
             calendar.push_topic,
             comp_event, comp_todo, comp_journal
@@ -178,7 +185,7 @@ impl SqliteCalendarStore {
         let comp_journal = calendar.components.contains(&CalendarObjectType::Journal);
 
         let result = sqlx::query!(
-            r#"UPDATE calendars SET principal = ?, id = ?, displayname = ?, description = ?, "order" = ?, color = ?, timezone = ?, timezone_id = ?, push_topic = ?, comp_event = ?, comp_todo = ?, comp_journal = ?
+            r#"UPDATE calendars SET principal = ?, id = ?, displayname = ?, description = ?, "order" = ?, color = ?, timezone_id = ?, push_topic = ?, comp_event = ?, comp_todo = ?, comp_journal = ?
                 WHERE (principal, id) = (?, ?)"#,
             calendar.principal,
             calendar.id,
@@ -186,7 +193,6 @@ impl SqliteCalendarStore {
             calendar.description,
             calendar.order,
             calendar.color,
-            calendar.timezone,
             calendar.timezone_id,
             calendar.push_topic,
             comp_event, comp_todo, comp_journal,
@@ -564,6 +570,43 @@ impl CalendarStore for SqliteCalendarStore {
         Self::_restore_calendar(&self.db, principal, id).await
     }
 
+    #[instrument]
+    async fn import_calendar(
+        &self,
+        calendar: Calendar,
+        objects: Vec<CalendarObject>,
+        merge_existing: bool,
+    ) -> Result<(), Error> {
+        let mut tx = self.db.begin().await.map_err(crate::Error::from)?;
+
+        let existing_cal =
+            match Self::_get_calendar(&mut *tx, &calendar.principal, &calendar.id, true).await {
+                Ok(cal) => Some(cal),
+                Err(Error::NotFound) => None,
+                Err(err) => return Err(err),
+            };
+        if existing_cal.is_some() && !merge_existing {
+            return Err(Error::AlreadyExists);
+        }
+        if existing_cal.is_none() {
+            Self::_insert_calendar(&mut *tx, calendar.clone()).await?;
+        }
+
+        for object in objects {
+            Self::_put_object(
+                &mut *tx,
+                calendar.principal.clone(),
+                calendar.id.clone(),
+                object,
+                false,
+            )
+            .await?;
+        }
+
+        tx.commit().await.map_err(crate::Error::from)?;
+        Ok(())
+    }
+
     #[instrument]
     async fn calendar_query(
         &self,

src/app.rs

@@ -38,6 +38,7 @@ pub fn make_app<AS: AddressbookStore, CS: CalendarStore, S: SubscriptionStore>(
     oidc_config: Option<OidcConfig>,
     nextcloud_login_config: NextcloudLoginConfig,
     dav_push_enabled: bool,
+    session_cookie_samesite_strict: bool,
 ) -> Router<()> {
     let combined_cal_store = Arc::new(CombinedCalendarStore::new(
         cal_store.clone(),
@@ -126,8 +127,13 @@ pub fn make_app<AS: AddressbookStore, CS: CalendarStore, S: SubscriptionStore>(
     router
         .layer(
             SessionManagerLayer::new(session_store)
+                .with_name("rustical_session")
                 .with_secure(true)
-                .with_same_site(SameSite::Strict)
+                .with_same_site(if session_cookie_samesite_strict {
+                    SameSite::Strict
+                } else {
+                    SameSite::Lax
+                })
                 .with_expiry(Expiry::OnInactivity(
                     tower_sessions::cookie::time::Duration::hours(2),
                 )),

src/config.rs

@@ -7,6 +7,7 @@ use serde::{Deserialize, Serialize};
 pub struct HttpConfig {
     pub host: String,
     pub port: u16,
+    pub session_cookie_samesite_strict: bool,
 }
 
 impl Default for HttpConfig {
@@ -14,6 +15,7 @@ impl Default for HttpConfig {
         Self {
             host: "0.0.0.0".to_owned(),
             port: 4000,
+            session_cookie_samesite_strict: false,
         }
     }
 }

src/main.rs

@@ -116,6 +116,7 @@ async fn main() -> Result<()> {
                 config.oidc.clone(),
                 config.nextcloud_login.clone(),
                 config.dav_push.enabled,
+                config.http.session_cookie_samesite_strict,
             );
             let app = ServiceExt::<Request>::into_make_service(
                 NormalizePathLayer::trim_trailing_slash().layer(app),