version 0.10.1

Re-implement comp-filter for calendar-query

Cargo.lock

@@ -2974,7 +2974,7 @@ dependencies = [
 
 [[package]]
 name = "rustical"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "anyhow",
  "argon2",
@@ -3017,7 +3017,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_caldav"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "async-std",
  "async-trait",
@@ -3057,7 +3057,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_carddav"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "async-trait",
  "axum",
@@ -3089,7 +3089,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_dav"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "async-trait",
  "axum",
@@ -3114,7 +3114,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_dav_push"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "async-trait",
  "axum",
@@ -3139,7 +3139,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_frontend"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "askama",
  "askama_web",
@@ -3152,6 +3152,7 @@ dependencies = [
  "headers",
  "hex",
  "http",
+ "itertools 0.14.0",
  "mime_guess",
  "percent-encoding",
  "rand 0.9.2",
@@ -3160,6 +3161,7 @@ dependencies = [
  "rustical_oidc",
  "rustical_store",
  "serde",
+ "serde_json",
  "thiserror 2.0.17",
  "tokio",
  "tower",
@@ -3168,11 +3170,12 @@ dependencies = [
  "tracing",
  "url",
  "uuid",
+ "vtimezones-rs",
 ]
 
 [[package]]
 name = "rustical_ical"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "axum",
  "chrono",
@@ -3189,7 +3192,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_oidc"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "async-trait",
  "axum",
@@ -3205,7 +3208,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_store"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -3238,7 +3241,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_store_sqlite"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "async-trait",
  "chrono",
@@ -3259,7 +3262,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_xml"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "quick-xml",
  "thiserror 2.0.17",

Cargo.toml

@@ -2,7 +2,7 @@
 members = ["crates/*"]
 
 [workspace.package]
-version = "0.10.0"
+version = "0.10.1"
 edition = "2024"
 description = "A CalDAV server"
 documentation = "https://lennart-k.github.io/rustical/"

crates/caldav/src/calendar/methods/report/calendar_query/comp_filter.rs

@@ -2,6 +2,7 @@ use crate::calendar::methods::report::calendar_query::{
     TimeRangeElement,
     prop_filter::{PropFilterElement, PropFilterable},
 };
+use ical::parser::ical::component::IcalTimeZone;
 use rustical_ical::{CalendarObject, CalendarObjectComponent, CalendarObjectType};
 use rustical_xml::XmlDeserialize;
 
@@ -77,7 +78,31 @@ impl CompFilterable for CalendarObject {
     }
 
     fn match_subcomponents(&self, comp_filter: &CompFilterElement) -> bool {
-        self.get_data().matches(comp_filter)
+        let mut matches = self
+            .get_vtimezones()
+            .values()
+            .map(|tz| tz.matches(comp_filter))
+            .chain([self.get_data().matches(comp_filter)]);
+
+        if comp_filter.is_not_defined.is_some() {
+            matches.all(|x| x)
+        } else {
+            matches.any(|x| x)
+        }
+    }
+}
+
+impl CompFilterable for IcalTimeZone {
+    fn get_comp_name(&self) -> &'static str {
+        "VTIMEZONE"
+    }
+
+    fn match_time_range(&self, _time_range: &TimeRangeElement) -> bool {
+        false
+    }
+
+    fn match_subcomponents(&self, _comp_filter: &CompFilterElement) -> bool {
+        true
     }
 }
 
@@ -114,8 +139,10 @@ mod tests {
     use rustical_ical::{CalendarObject, UtcDateTime};
 
     use crate::calendar::methods::report::calendar_query::{
-        CompFilterable, TextMatchElement, TimeRangeElement, comp_filter::CompFilterElement,
+        CompFilterable, TextMatchElement, TimeRangeElement,
+        comp_filter::CompFilterElement,
         prop_filter::PropFilterElement,
+        text_match::{NegateCondition, TextCollation},
     };
 
     const ICS: &str = r"BEGIN:VCALENDAR
@@ -192,8 +219,8 @@ END:VCALENDAR";
                     time_range: None,
                     text_match: Some(TextMatchElement {
                         needle: "2.0".to_string(),
-                        collation: None,
-                        negate_condition: None,
+                        collation: TextCollation::default(),
+                        negate_condition: NegateCondition::default(),
                     }),
                     param_filter: vec![],
                 },
@@ -214,8 +241,8 @@ END:VCALENDAR";
                     name: "SUMMARY".to_string(),
                     time_range: None,
                     text_match: Some(TextMatchElement {
-                        collation: None,
-                        negate_condition: None,
+                        collation: TextCollation::default(),
+                        negate_condition: NegateCondition(false),
                         needle: "weekly".to_string(),
                     }),
                     param_filter: vec![],
@@ -282,4 +309,37 @@ END:VCALENDAR";
             "event should not lie in time range"
         );
     }
+
+    #[test]
+    fn test_match_timezone() {
+        let object = CalendarObject::from_ics(ICS.to_string(), None).unwrap();
+
+        let comp_filter = CompFilterElement {
+            is_not_defined: None,
+            name: "VCALENDAR".to_string(),
+            time_range: None,
+            prop_filter: vec![],
+            comp_filter: vec![CompFilterElement {
+                name: "VTIMEZONE".to_string(),
+                is_not_defined: None,
+                time_range: None,
+                prop_filter: vec![PropFilterElement {
+                    is_not_defined: None,
+                    name: "TZID".to_string(),
+                    time_range: None,
+                    text_match: Some(TextMatchElement {
+                        collation: TextCollation::AsciiCasemap,
+                        negate_condition: NegateCondition::default(),
+                        needle: "Europe/Berlin".to_string(),
+                    }),
+                    param_filter: vec![],
+                }],
+                comp_filter: vec![],
+            }],
+        };
+        assert!(
+            object.matches(&comp_filter),
+            "Timezone should be Europe/Berlin"
+        );
+    }
 }

crates/caldav/src/calendar/methods/report/calendar_query/elements.rs

@@ -1,5 +1,8 @@
 use crate::{
-    calendar::methods::report::calendar_query::comp_filter::{CompFilterElement, CompFilterable},
+    calendar::methods::report::calendar_query::{
+        TextMatchElement,
+        comp_filter::{CompFilterElement, CompFilterable},
+    },
     calendar_object::CalendarObjectPropWrapperName,
 };
 use rustical_dav::xml::PropfindType;
@@ -29,18 +32,6 @@ pub struct ParamFilterElement {
     pub(crate) name: String,
 }
 
-#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
-#[allow(dead_code)]
-pub struct TextMatchElement {
-    #[xml(ty = "attr")]
-    pub(crate) collation: Option<String>,
-    #[xml(ty = "attr")]
-    // "yes" or "no", default: "no"
-    pub(crate) negate_condition: Option<String>,
-    #[xml(ty = "text")]
-    pub(crate) needle: String,
-}
-
 #[derive(XmlDeserialize, Clone, Debug, PartialEq)]
 #[allow(dead_code)]
 // https://datatracker.ietf.org/doc/html/rfc4791#section-9.7
@@ -51,6 +42,7 @@ pub struct FilterElement {
 }
 
 impl FilterElement {
+    #[must_use]
     pub fn matches(&self, cal_object: &CalendarObject) -> bool {
         cal_object.matches(&self.comp_filter)
     }
@@ -96,3 +88,45 @@ impl From<&CalendarQueryRequest> for CalendarQuery {
         value.filter.as_ref().map(Self::from).unwrap_or_default()
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use crate::calendar::methods::report::calendar_query::{
+        CompFilterElement, FilterElement, TimeRangeElement,
+    };
+    use chrono::{NaiveDate, TimeZone, Utc};
+    use rustical_ical::UtcDateTime;
+    use rustical_store::calendar_store::CalendarQuery;
+
+    #[test]
+    fn test_filter_element_calendar_query() {
+        let filter = FilterElement {
+            comp_filter: CompFilterElement {
+                name: "VCALENDAR".to_string(),
+                is_not_defined: None,
+                time_range: None,
+                prop_filter: vec![],
+                comp_filter: vec![CompFilterElement {
+                    name: "VEVENT".to_string(),
+                    is_not_defined: None,
+                    time_range: Some(TimeRangeElement {
+                        start: Some(UtcDateTime(
+                            Utc.with_ymd_and_hms(2024, 4, 1, 0, 0, 0).unwrap(),
+                        )),
+                        end: Some(UtcDateTime(
+                            Utc.with_ymd_and_hms(2024, 8, 1, 0, 0, 0).unwrap(),
+                        )),
+                    }),
+                    prop_filter: vec![],
+                    comp_filter: vec![],
+                }],
+            },
+        };
+        let derived_query: CalendarQuery = (&filter).into();
+        let query = CalendarQuery {
+            time_start: Some(NaiveDate::from_ymd_opt(2024, 4, 1).unwrap()),
+            time_end: Some(NaiveDate::from_ymd_opt(2024, 8, 1).unwrap()),
+        };
+        assert_eq!(derived_query, query);
+    }
+}

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

@@ -5,11 +5,14 @@ use rustical_store::CalendarStore;
 mod comp_filter;
 mod elements;
 mod prop_filter;
+pub mod text_match;
 #[allow(unused_imports)]
 pub use comp_filter::{CompFilterElement, CompFilterable};
 pub use elements::*;
 #[allow(unused_imports)]
 pub use prop_filter::{PropFilterElement, PropFilterable};
+#[allow(unused_imports)]
+pub use text_match::TextMatchElement;
 
 pub async fn get_objects_calendar_query<C: CalendarStore>(
     cal_query: &CalendarQueryRequest,
@@ -36,7 +39,9 @@ mod tests {
             ReportRequest,
             calendar_query::{
                 CalendarQueryRequest, FilterElement, ParamFilterElement, TextMatchElement,
-                comp_filter::CompFilterElement, prop_filter::PropFilterElement,
+                comp_filter::CompFilterElement,
+                prop_filter::PropFilterElement,
+                text_match::{NegateCondition, TextCollation},
             },
         },
         calendar_object::{CalendarData, CalendarObjectPropName, CalendarObjectPropWrapperName},
@@ -96,8 +101,8 @@ mod tests {
                             prop_filter: vec![PropFilterElement {
                                 name: "ATTENDEE".to_owned(),
                                 text_match: Some(TextMatchElement {
-                                    collation: Some("i;ascii-casemap".to_owned()),
-                                    negate_condition: None,
+                                    collation: TextCollation::AsciiCasemap,
+                                    negate_condition: NegateCondition(false),
                                     needle: "mailto:lisa@example.com".to_string()
                                 }),
                                 is_not_defined: None,
@@ -105,8 +110,8 @@ mod tests {
                                     is_not_defined: None,
                                     name: "PARTSTAT".to_owned(),
                                     text_match: Some(TextMatchElement {
-                                        collation: Some("i;ascii-casemap".to_owned()),
-                                        negate_condition: None,
+                                        collation: TextCollation::AsciiCasemap,
+                                        negate_condition: NegateCondition(false),
                                         needle: "NEEDS-ACTION".to_string()
                                     }),
                                 }],

crates/caldav/src/calendar/methods/report/calendar_query/prop_filter.rs

@@ -4,7 +4,7 @@ use ical::{
     generator::{IcalCalendar, IcalEvent},
     parser::{
         Component,
-        ical::component::{IcalJournal, IcalTodo},
+        ical::component::{IcalJournal, IcalTimeZone, IcalTodo},
     },
     property::Property,
 };
@@ -64,28 +64,10 @@ impl PropFilterElement {
             return true;
         }
 
-        if let Some(TextMatchElement {
-            collation: _collation,
-            negate_condition,
-            needle,
-        }) = &self.text_match
+        if let Some(text_match) = &self.text_match
+            && !text_match.match_property(property)
         {
-            let mut matches = property
-                .value
-                .as_ref()
-                .is_some_and(|haystack| haystack.contains(needle));
-            match negate_condition.as_deref() {
-                None | Some("no") => {}
-                Some("yes") => {
-                    matches = !matches;
-                }
-                // Invalid value
-                _ => return false,
-            }
-
-            if !matches {
-                return false;
-            }
+            return false;
         }
 
         // TODO: param-filter
@@ -128,6 +110,12 @@ impl PropFilterable for IcalCalendar {
     }
 }
 
+impl PropFilterable for IcalTimeZone {
+    fn get_property(&self, name: &str) -> Option<&Property> {
+        Component::get_property(self, name)
+    }
+}
+
 impl PropFilterable for CalendarObjectComponent {
     fn get_property(&self, name: &str) -> Option<&Property> {
         match self {

crates/caldav/src/calendar/methods/report/calendar_query/text_match.rs

@@ -0,0 +1,103 @@
+use ical::property::Property;
+use rustical_xml::{ValueDeserialize, XmlDeserialize};
+
+#[derive(Clone, Debug, PartialEq, Eq, Default)]
+pub enum TextCollation {
+    #[default]
+    AsciiCasemap,
+    Octet,
+}
+
+impl TextCollation {
+    // Check whether a haystack contains a needle respecting the collation
+    #[must_use]
+    pub fn match_text(&self, needle: &str, haystack: &str) -> bool {
+        match self {
+            // https://datatracker.ietf.org/doc/html/rfc4790#section-9.2
+            Self::AsciiCasemap => haystack
+                .to_ascii_uppercase()
+                .contains(&needle.to_ascii_uppercase()),
+            Self::Octet => haystack.contains(needle),
+        }
+    }
+}
+
+impl AsRef<str> for TextCollation {
+    fn as_ref(&self) -> &str {
+        match self {
+            Self::AsciiCasemap => "i;ascii-casemap",
+            Self::Octet => "i;octet",
+        }
+    }
+}
+
+impl ValueDeserialize for TextCollation {
+    fn deserialize(val: &str) -> Result<Self, rustical_xml::XmlError> {
+        match val {
+            "i;ascii-casemap" => Ok(Self::AsciiCasemap),
+            "i;octet" => Ok(Self::Octet),
+            _ => Err(rustical_xml::XmlError::InvalidVariant(format!(
+                "Invalid collation: {val}"
+            ))),
+        }
+    }
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Default)]
+pub struct NegateCondition(pub bool);
+
+impl ValueDeserialize for NegateCondition {
+    fn deserialize(val: &str) -> Result<Self, rustical_xml::XmlError> {
+        match val {
+            "yes" => Ok(Self(true)),
+            "no" => Ok(Self(false)),
+            _ => Err(rustical_xml::XmlError::InvalidVariant(format!(
+                "Invalid negate-condition parameter: {val}"
+            ))),
+        }
+    }
+}
+
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
+#[allow(dead_code)]
+pub struct TextMatchElement {
+    #[xml(ty = "attr", default = "Default::default")]
+    pub collation: TextCollation,
+    #[xml(ty = "attr", default = "Default::default")]
+    pub(crate) negate_condition: NegateCondition,
+    #[xml(ty = "text")]
+    pub(crate) needle: String,
+}
+
+impl TextMatchElement {
+    #[must_use]
+    pub fn match_property(&self, property: &Property) -> bool {
+        let Self {
+            collation,
+            negate_condition,
+            needle,
+        } = self;
+
+        let matches = property
+            .value
+            .as_ref()
+            .is_some_and(|haystack| collation.match_text(needle, haystack));
+
+        // XOR
+        negate_condition.0 ^ matches
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::calendar::methods::report::calendar_query::text_match::TextCollation;
+
+    #[test]
+    fn test_collation() {
+        assert!(TextCollation::AsciiCasemap.match_text("GrüN", "grün"));
+        assert!(!TextCollation::AsciiCasemap.match_text("GrÜN", "grün"));
+        assert!(!TextCollation::Octet.match_text("GrÜN", "grün"));
+        assert!(TextCollation::Octet.match_text("hallo", "hallo"));
+        assert!(TextCollation::AsciiCasemap.match_text("HaLlo", "hAllo"));
+    }
+}

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

@@ -27,7 +27,7 @@ use sync_collection::handle_sync_collection;
 use tracing::instrument;
 
 mod calendar_multiget;
-mod calendar_query;
+pub mod calendar_query;
 mod sync_collection;
 
 #[derive(XmlDeserialize, XmlDocument, Clone, Debug, PartialEq)]

crates/caldav/src/calendar/prop.rs

@@ -3,6 +3,8 @@ use rustical_ical::CalendarObjectType;
 use rustical_xml::{XmlDeserialize, XmlSerialize};
 use strum_macros::VariantArray;
 
+use crate::calendar::methods::report::calendar_query::text_match::TextCollation;
+
 #[derive(Debug, Clone, XmlSerialize, XmlDeserialize, PartialEq, Eq, From, Into)]
 pub struct SupportedCalendarComponent {
     #[xml(ty = "attr")]
@@ -36,6 +38,28 @@ impl From<SupportedCalendarComponentSet> for Vec<CalendarObjectType> {
     }
 }
 
+#[derive(Debug, Clone, XmlSerialize, XmlDeserialize, PartialEq, Eq, From, Into)]
+pub struct SupportedCollation(#[xml(ty = "text")] pub TextCollation);
+
+#[derive(Debug, Clone, XmlSerialize, XmlDeserialize, PartialEq, Eq)]
+pub struct SupportedCollationSet(
+    #[xml(
+        ns = "rustical_dav::namespace::NS_CALDAV",
+        flatten,
+        rename = "supported-collation"
+    )]
+    pub Vec<SupportedCollation>,
+);
+
+impl Default for SupportedCollationSet {
+    fn default() -> Self {
+        Self(vec![
+            SupportedCollation(TextCollation::AsciiCasemap),
+            SupportedCollation(TextCollation::Octet),
+        ])
+    }
+}
+
 #[derive(Debug, Clone, XmlSerialize, PartialEq, Eq)]
 pub struct CalendarData {
     #[xml(ty = "attr")]

crates/caldav/src/calendar/resource.rs

@@ -1,6 +1,6 @@
 use super::prop::{SupportedCalendarComponentSet, SupportedCalendarData};
 use crate::Error;
-use crate::calendar::prop::ReportMethod;
+use crate::calendar::prop::{ReportMethod, SupportedCollationSet};
 use chrono::{DateTime, Utc};
 use derive_more::derive::{From, Into};
 use ical::IcalParser;
@@ -39,6 +39,8 @@ pub enum CalendarProp {
     SupportedCalendarComponentSet(SupportedCalendarComponentSet),
     #[xml(ns = "rustical_dav::namespace::NS_CALDAV", skip_deserializing)]
     SupportedCalendarData(SupportedCalendarData),
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV", skip_deserializing)]
+    SupportedCollationSet(SupportedCollationSet),
     #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     MaxResourceSize(i64),
     #[xml(skip_deserializing)]
@@ -156,6 +158,9 @@ impl Resource for CalendarResource {
                 CalendarPropName::SupportedCalendarData => {
                     CalendarProp::SupportedCalendarData(SupportedCalendarData::default())
                 }
+                CalendarPropName::SupportedCollationSet => {
+                    CalendarProp::SupportedCollationSet(SupportedCollationSet::default())
+                }
                 CalendarPropName::MaxResourceSize => CalendarProp::MaxResourceSize(10_000_000),
                 CalendarPropName::SupportedReportSet => {
                     CalendarProp::SupportedReportSet(SupportedReportSet::all())
@@ -244,6 +249,7 @@ impl Resource for CalendarResource {
                 }
                 CalendarProp::TimezoneServiceSet(_)
                 | CalendarProp::SupportedCalendarData(_)
+                | CalendarProp::SupportedCollationSet(_)
                 | CalendarProp::MaxResourceSize(_)
                 | CalendarProp::SupportedReportSet(_)
                 | CalendarProp::Source(_)
@@ -283,6 +289,7 @@ impl Resource for CalendarResource {
                 }
                 CalendarPropName::TimezoneServiceSet
                 | CalendarPropName::SupportedCalendarData
+                | CalendarPropName::SupportedCollationSet
                 | CalendarPropName::MaxResourceSize
                 | CalendarPropName::SupportedReportSet
                 | CalendarPropName::Source

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

@@ -11,6 +11,7 @@
             <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"/>
+            <supported-collation-set xmlns="urn:ietf:params:xml:ns:caldav"/>
             <max-resource-size xmlns="DAV:"/>
             <supported-report-set xmlns="DAV:"/>
             <source xmlns="http://calendarserver.org/ns/"/>
@@ -160,6 +161,10 @@ END:VCALENDAR
             <CAL:supported-calendar-data>
                 <CAL:calendar-data content-type="text/calendar" version="2.0"/>
             </CAL:supported-calendar-data>
+            <CAL:supported-collation-set>
+                <CAL:supported-collation>i;ascii-casemap</CAL:supported-collation>
+                <CAL:supported-collation>i;octet</CAL:supported-collation>
+            </CAL:supported-collation-set>
             <max-resource-size>10000000</max-resource-size>
             <supported-report-set>
                 <supported-report>

crates/frontend/Cargo.toml

@@ -39,3 +39,6 @@ headers.workspace = true
 tower-sessions.workspace = true
 percent-encoding.workspace = true
 tower-http = { workspace = true, optional = true }
+vtimezones-rs.workspace = true
+serde_json.workspace = true
+itertools.workspace = true

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

@@ -7,6 +7,11 @@ import { escapeXml } from ".";
 export class CreateCalendarForm extends LitElement {
   constructor() {
     super()
+    this.fetchTimezones()
+  }
+
+  async fetchTimezones() {
+    this.timezones = await getTimezones()
   }
 
   protected override createRenderRoot() {
@@ -36,6 +41,8 @@ export class CreateCalendarForm extends LitElement {
 
   dialog: Ref<HTMLDialogElement> = createRef()
   form: Ref<HTMLFormElement> = createRef()
+  @property()
+  timezones: Array<String> = []
 
   override render() {
     return html`
@@ -65,7 +72,12 @@ export class CreateCalendarForm extends LitElement {
           <br>
           <label>
             Timezone (optional)
-            <input type="text" name="timezone" .value=${this.timezone_id} @change=${e => this.timezone_id = e.target.value} />
+            <select name="timezone" .value=${this.timezone_id} @change=${e => this.timezone_id = e.target.value}>
+              <option value="">No timezone</option>
+              ${this.timezones.map(timezone => html`
+                <option value=${timezone} ?selected=${timezone === this.timezone_id}>${timezone}</option>
+              `)}
+            </select>
           </label>
           <br>
           <label>

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

@@ -2,11 +2,17 @@ import { html, LitElement } from "lit";
 import { customElement, property } from "lit/decorators.js";
 import { Ref, createRef, ref } from 'lit/directives/ref.js';
 import { escapeXml } from ".";
+import { getTimezones } from "./timezones.ts";
 
 @customElement("edit-calendar-form")
 export class EditCalendarForm extends LitElement {
   constructor() {
     super()
+    this.fetchTimezones()
+  }
+
+  async fetchTimezones() {
+    this.timezones = await getTimezones()
   }
 
   protected override createRenderRoot() {
@@ -36,7 +42,8 @@ export class EditCalendarForm extends LitElement {
 
   dialog: Ref<HTMLDialogElement> = createRef()
   form: Ref<HTMLFormElement> = createRef()
-
+  @property()
+  timezones: Array<String> = []
 
   override render() {
     return html`
@@ -51,7 +58,12 @@ export class EditCalendarForm extends LitElement {
           <br>
           <label>
             Timezone (optional)
-            <input type="text" name="timezone" .value=${this.timezone_id} @change=${e => this.timezone_id = e.target.value} />
+            <select name="timezone" .value=${this.timezone_id} @change=${e => this.timezone_id = e.target.value}>
+              <option value="">No timezone</option>
+              ${this.timezones.map(timezone => html`
+                <option value=${timezone} ?selected=${timezone === this.timezone_id}>${timezone}</option>
+              `)}
+            </select>
           </label>
           <br>
           <label>

crates/frontend/js-components/lib/timezones.ts

@@ -0,0 +1,12 @@
+let timezonesPromise = null
+export async function getTimezones() {
+  timezonesPromise ||= new Promise(async (resolve, reject) => {
+    try {
+      let response = await fetch('/frontend/_timezones.json')
+      resolve(await response.json())
+    } catch (e) {
+      reject(e)
+    }
+  })
+  return await timezonesPromise
+}

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

@@ -27,6 +27,11 @@ let CreateCalendarForm = class extends i {
     this.components = /* @__PURE__ */ new Set();
     this.dialog = e();
     this.form = e();
+    this.timezones = [];
+    this.fetchTimezones();
+  }
+  async fetchTimezones() {
+    this.timezones = await getTimezones();
   }
   createRenderRoot() {
     return this;
@@ -59,7 +64,12 @@ let CreateCalendarForm = class extends i {
           <br>
           <label>
             Timezone (optional)
-            <input type="text" name="timezone" .value=${this.timezone_id} @change=${(e2) => this.timezone_id = e2.target.value} />
+            <select name="timezone" .value=${this.timezone_id} @change=${(e2) => this.timezone_id = e2.target.value}>
+              <option value="">No timezone</option>
+              ${this.timezones.map((timezone) => x`
+                <option value=${timezone} ?selected=${timezone === this.timezone_id}>${timezone}</option>
+              `)}
+            </select>
           </label>
           <br>
           <label>
@@ -179,6 +189,9 @@ __decorateClass([
 __decorateClass([
   n$1()
 ], CreateCalendarForm.prototype, "components", 2);
+__decorateClass([
+  n$1()
+], CreateCalendarForm.prototype, "timezones", 2);
 CreateCalendarForm = __decorateClass([
   t("create-calendar-form")
 ], CreateCalendarForm);

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

@@ -2,6 +2,18 @@ import { i, x } from "./lit-DkXrt_Iv.mjs";
 import { n as n$1, t } from "./property-B8WoKf1Y.mjs";
 import { e, n } from "./ref-BwbQvJBB.mjs";
 import { e as escapeXml } from "./index-_IB1wMbZ.mjs";
+let timezonesPromise = null;
+async function getTimezones() {
+  timezonesPromise ||= new Promise(async (resolve, reject) => {
+    try {
+      let response = await fetch("/frontend/_timezones.json");
+      resolve(await response.json());
+    } catch (e2) {
+      reject(e2);
+    }
+  });
+  return await timezonesPromise;
+}
 var __defProp = Object.defineProperty;
 var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
 var __decorateClass = (decorators, target, key, kind) => {
@@ -22,6 +34,11 @@ let EditCalendarForm = class extends i {
     this.components = /* @__PURE__ */ new Set();
     this.dialog = e();
     this.form = e();
+    this.timezones = [];
+    this.fetchTimezones();
+  }
+  async fetchTimezones() {
+    this.timezones = await getTimezones();
   }
   createRenderRoot() {
     return this;
@@ -39,7 +56,12 @@ let EditCalendarForm = class extends i {
           <br>
           <label>
             Timezone (optional)
-            <input type="text" name="timezone" .value=${this.timezone_id} @change=${(e2) => this.timezone_id = e2.target.value} />
+            <select name="timezone" .value=${this.timezone_id} @change=${(e2) => this.timezone_id = e2.target.value}>
+              <option value="">No timezone</option>
+              ${this.timezones.map((timezone) => x`
+                <option value=${timezone} ?selected=${timezone === this.timezone_id}>${timezone}</option>
+              `)}
+            </select>
           </label>
           <br>
           <label>
@@ -150,6 +172,9 @@ __decorateClass([
     }
   })
 ], EditCalendarForm.prototype, "components", 2);
+__decorateClass([
+  n$1()
+], EditCalendarForm.prototype, "timezones", 2);
 EditCalendarForm = __decorateClass([
   t("edit-calendar-form")
 ], EditCalendarForm);

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

@@ -85,4 +85,3 @@
 {% endif %}
 <create-calendar-form user="{{ user.id }}"></create-calendar-form>
 <import-calendar-form user="{{ user.id }}"></import-calendar-form>
-

crates/frontend/src/lib.rs

@@ -33,6 +33,7 @@ use crate::routes::{
     app_token::{route_delete_app_token, route_post_app_token},
     calendar::{route_calendar, route_calendar_restore},
     login::{route_get_login, route_post_login, route_post_logout},
+    timezones::route_timezones,
     user::{route_get_home, route_root, route_user_named},
 };
 #[cfg(not(feature = "dev"))]
@@ -79,7 +80,11 @@ pub fn frontend_router<AP: AuthenticationProvider, CS: CalendarStore, AS: Addres
         .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));
+        .route("/logout", post(route_post_logout))
+        .route(
+            "/_timezones.json",
+            get(route_timezones).head(route_timezones),
+        );
 
     #[cfg(not(feature = "dev"))]
     let mut router = router.route_service("/assets/{*file}", EmbedService::<Assets>::default());

crates/frontend/src/routes/mod.rs

@@ -4,4 +4,5 @@ pub mod app_token;
 pub mod calendar;
 pub mod calendars;
 pub mod login;
+pub mod timezones;
 pub mod user;

crates/frontend/src/routes/timezones.rs

@@ -0,0 +1,39 @@
+use headers::{CacheControl, ContentType, HeaderMapExt};
+use http::{HeaderMap, HeaderValue, Method};
+use itertools::Itertools;
+use std::{sync::LazyLock, time::Duration};
+
+static VTIMEZONES_JSON: LazyLock<String> = LazyLock::new(|| {
+    serde_json::to_string(
+        &vtimezones_rs::VTIMEZONES
+            .keys()
+            .sorted()
+            .collect::<Vec<_>>(),
+    )
+    .unwrap()
+});
+
+pub async fn route_timezones(method: Method) -> (HeaderMap, &'static str) {
+    let mut headers = HeaderMap::new();
+    headers.typed_insert(ContentType::json());
+    headers.insert(
+        "ETag",
+        HeaderValue::from_static(vtimezones_rs::IANA_TZDB_VERSION),
+    );
+    headers.typed_insert(CacheControl::new().with_max_age(Duration::from_hours(2)));
+
+    if method == Method::HEAD {
+        return (headers, "");
+    }
+    (headers, VTIMEZONES_JSON.as_str())
+}
+
+#[cfg(test)]
+#[tokio::test]
+async fn test_vtimezones_json() -> () {
+    // Since there's an unwrap make sure this doesn't fail
+    assert!(!VTIMEZONES_JSON.as_str().is_empty());
+
+    assert!(route_timezones(Method::HEAD).await.1.is_empty());
+    assert!(!route_timezones(Method::GET).await.1.is_empty());
+}

crates/store/src/calendar_store.rs

@@ -3,7 +3,7 @@ use async_trait::async_trait;
 use chrono::NaiveDate;
 use rustical_ical::CalendarObject;
 
-#[derive(Default, Debug, Clone)]
+#[derive(Default, Debug, Clone, PartialEq, Eq)]
 pub struct CalendarQuery {
     pub time_start: Option<NaiveDate>,
     pub time_end: Option<NaiveDate>,

crates/xml/derive/src/field.rs

@@ -313,7 +313,7 @@ impl Field {
                 }
             }),
             (FieldType::Text, false) => Some(quote! {
-                writer.write_event(Event::Text(BytesText::new(&self.#target_field_index)))?;
+                writer.write_event(Event::Text(BytesText::new(self.#target_field_index.as_ref())))?;
             }),
             (FieldType::Tag, true) => {
                 let field_name = self.xml_name();