report.rs
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1//! REPORT parsing, query filters, calendar-data rendering and free-busy.
2
3use chrono::{DateTime, Utc};
4use pimdav::calcard::icalendar::ICalendar;
5use pimdav::calcard::vcard::VCard;
6use pimdav::filter::{matches_calendar, matches_card};
7use pimdav::freebusy::{Busy, busy, merge};
8use pimdav::render::{AddressData, address_data, calendar_data};
9use pimdav::report::{Refused, Report, parse};
10use pimdav::xml::{CALDAV, Name};
11use pimdav::zone::{Zone, named};
12
13fn utc(s: &str) -> DateTime<Utc> {
14 format!("{s}Z").parse().unwrap()
15}
16
17fn cal(body: &str) -> ICalendar {
18 ICalendar::parse(format!(
19 "BEGIN:VCALENDAR\r\nVERSION:2.0\r\n{body}END:VCALENDAR\r\n"
20 ))
21 .unwrap()
22}
23
24fn query(filter: &str) -> String {
25 format!(
26 r#"<c:calendar-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:caldav">
27 <d:prop><d:getetag/></d:prop>
28 <c:filter><c:comp-filter name="VCALENDAR">{filter}</c:comp-filter></c:filter>
29 </c:calendar-query>"#
30 )
31}
32
33/// Whether `body` matches `filter` inside the VCALENDAR comp-filter.
34fn hit(body: &str, filter: &str) -> bool {
35 let Ok(Report::CalendarQuery { filter, .. }) = parse(query(filter).as_bytes()) else {
36 panic!("bad query {filter}");
37 };
38 matches_calendar(&cal(body), &filter, &Zone::Utc)
39}
40
41fn range(comp: &str, start: &str, end: &str) -> String {
42 format!(
43 r#"<c:comp-filter name="{comp}"><c:time-range start="{start}" end="{end}"/></c:comp-filter>"#
44 )
45}
46
47#[test]
48fn todo_time_ranges() {
49 let day = |comp| range(comp, "20260110T000000Z", "20260111T000000Z");
50 let todo = |props: &str| format!("BEGIN:VTODO\r\nUID:t\r\n{props}END:VTODO\r\n");
51 assert!(hit(&todo("DUE:20260110T170000Z\r\n"), &day("VTODO")));
52 // RFC 4791 counts a DUE on the range end as inside.
53 assert!(hit(&todo("DUE:20260111T000000Z\r\n"), &day("VTODO")));
54 assert!(!hit(&todo("DUE:20260111T000001Z\r\n"), &day("VTODO")));
55 assert!(hit(&todo("COMPLETED:20260110T100000Z\r\n"), &day("VTODO")));
56 assert!(hit(&todo("CREATED:20260101T000000Z\r\n"), &day("VTODO")));
57 assert!(!hit(&todo("CREATED:20260201T000000Z\r\n"), &day("VTODO")));
58 assert!(hit(&todo(""), &day("VTODO")));
59 // DTSTART with DUE spanning the range.
60 assert!(hit(
61 &todo("DTSTART:20260101T000000Z\r\nDUE:20260201T000000Z\r\n"),
62 &day("VTODO")
63 ));
64 assert!(!hit(&todo("DTSTART:20260111T000000Z\r\n"), &day("VTODO")));
65}
66
67#[test]
68fn alarms_fire_per_instance() {
69 let body = "BEGIN:VEVENT\r\nUID:a\r\nDTSTART:20260105T090000Z\r\nDURATION:PT1H\r\nRRULE:FREQ=DAILY\r\n\
70 BEGIN:VALARM\r\nACTION:DISPLAY\r\nTRIGGER:-PT15M\r\nEND:VALARM\r\nEND:VEVENT\r\n";
71 let alarm = |start, end| {
72 format!(
73 r#"<c:comp-filter name="VEVENT">{}</c:comp-filter>"#,
74 range("VALARM", start, end)
75 )
76 };
77 assert!(hit(body, &alarm("20260110T084000Z", "20260110T085000Z")));
78 assert!(!hit(body, &alarm("20260110T085000Z", "20260110T090000Z")));
79 let from_end = body.replace("TRIGGER:-PT15M", "TRIGGER;RELATED=END:PT5M");
80 assert!(hit(
81 &from_end,
82 &alarm("20260110T100000Z", "20260110T101000Z")
83 ));
84}
85
86#[test]
87fn freebusy_components_and_properties() {
88 let fb = "BEGIN:VFREEBUSY\r\nUID:f\r\nDTSTART:20260101T000000Z\r\nDTEND:20260102T000000Z\r\n\
89 FREEBUSY:20260101T100000Z/PT1H\r\nEND:VFREEBUSY\r\n";
90 assert!(hit(
91 fb,
92 &range("VFREEBUSY", "20260101T103000Z", "20260101T120000Z")
93 ));
94 assert!(!hit(
95 fb,
96 &range("VFREEBUSY", "20260101T120000Z", "20260101T130000Z")
97 ));
98
99 let event = "BEGIN:VEVENT\r\nUID:e\r\nDTSTART;TZID=Europe/Berlin:20260101T100000\r\n\
100 ATTENDEE;PARTSTAT=ACCEPTED;CN=\"Bob, B\":mailto:bob@example.com\r\nEND:VEVENT\r\n";
101 let prop = |inner: &str| format!(r#"<c:comp-filter name="VEVENT">{inner}</c:comp-filter>"#);
102 let partstat = r#"<c:prop-filter name="ATTENDEE"><c:param-filter name="PARTSTAT"><c:text-match collation="i;octet">ACCEPTED</c:text-match></c:param-filter></c:prop-filter>"#;
103 assert!(hit(event, &prop(partstat)));
104 let cn = r#"<c:prop-filter name="ATTENDEE"><c:param-filter name="CN"><c:text-match>bob, b</c:text-match></c:param-filter></c:prop-filter>"#;
105 assert!(hit(event, &prop(cn)));
106 let missing = r#"<c:prop-filter name="LOCATION"><c:is-not-defined/></c:prop-filter>"#;
107 assert!(hit(event, &prop(missing)));
108 let dtstart = r#"<c:prop-filter name="DTSTART"><c:time-range start="20260101T090000Z" end="20260101T090001Z"/></c:prop-filter>"#;
109 assert!(hit(event, &prop(dtstart)));
110 let no_todo = r#"<c:comp-filter name="VTODO"><c:is-not-defined/></c:comp-filter>"#;
111 assert!(hit(event, no_todo));
112}
113
114#[test]
115fn floating_times_use_the_query_zone() {
116 let body =
117 "BEGIN:VEVENT\r\nUID:f\r\nDTSTART:20260101T100000\r\nDURATION:PT1H\r\nEND:VEVENT\r\n";
118 let filter = range("VEVENT", "20260101T090000Z", "20260101T093000Z");
119 let Ok(Report::CalendarQuery { filter, .. }) = parse(query(&filter).as_bytes()) else {
120 panic!();
121 };
122 assert!(!matches_calendar(&cal(body), &filter, &Zone::Utc));
123 let berlin = named("Europe/Berlin").unwrap();
124 assert!(matches_calendar(&cal(body), &filter, &berlin));
125}
126
127#[test]
128fn report_bodies() {
129 let body = br#"<d:sync-collection xmlns:d="DAV:"><d:sync-token/><d:sync-level>1</d:sync-level>
130 <d:limit><d:nresults>5</d:nresults></d:limit><d:prop><d:getetag/></d:prop></d:sync-collection>"#;
131 let Ok(Report::SyncCollection { token, limit, .. }) = parse(body) else {
132 panic!();
133 };
134 assert_eq!((token.as_str(), limit), ("", Some(5)));
135
136 let body = br#"<c:calendar-query xmlns:c="urn:ietf:params:xml:ns:caldav"><c:filter><c:comp-filter name="VEVENT"/></c:filter></c:calendar-query>"#;
137 assert_eq!(
138 parse(body).unwrap_err(),
139 Refused::Condition(Name::new(CALDAV, "valid-filter"))
140 );
141 let body = br#"<c:calendar-query xmlns:c="urn:ietf:params:xml:ns:caldav"><c:timezone-id>Nowhere/Else</c:timezone-id><c:filter><c:comp-filter name="VCALENDAR"/></c:filter></c:calendar-query>"#;
142 assert_eq!(
143 parse(body).unwrap_err(),
144 Refused::Condition(Name::new(CALDAV, "valid-timezone"))
145 );
146 let body = br#"<c:free-busy-query xmlns:c="urn:ietf:params:xml:ns:caldav"><c:time-range start="20260101T000000Z"/></c:free-busy-query>"#;
147 assert_eq!(parse(body).unwrap_err(), Refused::Invalid);
148 assert!(matches!(
149 parse(b"<x:nope xmlns:x=\"urn:x\"/>"),
150 Err(Refused::Condition(_))
151 ));
152}
153
154#[test]
155fn expand_keeps_dates_and_limit_keeps_used_overrides() {
156 let body = "BEGIN:VCALENDAR\r\nVERSION:2.0\r\n\
157 BEGIN:VEVENT\r\nUID:d\r\nDTSTART;VALUE=DATE:20260101\r\nRRULE:FREQ=DAILY;COUNT=5\r\nEND:VEVENT\r\n\
158 BEGIN:VEVENT\r\nUID:d\r\nRECURRENCE-ID;VALUE=DATE:20260102\r\nDTSTART;VALUE=DATE:20260102\r\nSUMMARY:moved\r\nEND:VEVENT\r\n\
159 BEGIN:VEVENT\r\nUID:d\r\nRECURRENCE-ID;VALUE=DATE:20260104\r\nDTSTART;VALUE=DATE:20260104\r\nSUMMARY:later\r\nEND:VEVENT\r\n\
160 END:VCALENDAR\r\n";
161 let req = |inner: &str| {
162 let xml = format!(
163 r#"<c:calendar-multiget xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:caldav"><d:prop><c:calendar-data>{inner}</c:calendar-data></d:prop></c:calendar-multiget>"#
164 );
165 let Ok(Report::CalendarMultiget { props, .. }) = parse(xml.as_bytes()) else {
166 panic!();
167 };
168 props.calendar.unwrap()
169 };
170 let out = calendar_data(
171 body,
172 &req(r#"<c:expand start="20260102T000000Z" end="20260104T000000Z"/>"#),
173 &Zone::Utc,
174 )
175 .unwrap()
176 .0;
177 assert!(out.contains("DTSTART;VALUE=DATE:20260102"), "{out}");
178 assert!(out.contains("RECURRENCE-ID;VALUE=DATE:20260103"), "{out}");
179 assert!(!out.contains("RRULE") && !out.contains("20260104"), "{out}");
180
181 let out = calendar_data(
182 body,
183 &req(r#"<c:limit-recurrence-set start="20260102T000000Z" end="20260103T000000Z"/>"#),
184 &Zone::Utc,
185 )
186 .unwrap()
187 .0;
188 assert!(
189 out.contains("RRULE") && out.contains("moved") && !out.contains("later"),
190 "{out}"
191 );
192}
193
194#[test]
195fn address_data_converts_versions() {
196 let card =
197 "BEGIN:VCARD\r\nVERSION:3.0\r\nUID:c\r\nFN:Bob\r\nTEL;TYPE=CELL:123\r\nEND:VCARD\r\n";
198 let same = AddressData::default();
199 assert_eq!(address_data(card, &same), card);
200 let v4 = AddressData {
201 props: None,
202 version: Some(pimdav::calcard::vcard::VCardVersion::V4_0),
203 };
204 assert!(address_data(card, &v4).contains("VERSION:4.0"));
205}
206
207#[test]
208fn groups_and_companies_in_apple_forms() {
209 use pimdav::calcard::vcard::VCardVersion::{V3_0, V4_0};
210 let to = |v| AddressData {
211 props: None,
212 version: Some(v),
213 };
214 let group = "BEGIN:VCARD\r\nVERSION:4.0\r\nUID:g\r\nFN:Team\r\nKIND:group\r\n\
215 MEMBER:urn:uuid:m1\r\nEMAIL;PREF=1;TYPE=work:t@example.com\r\nEND:VCARD\r\n";
216 let v3 = address_data(group, &to(V3_0));
217 assert!(v3.contains("VERSION:3.0"), "{v3}");
218 assert!(v3.contains("X-ADDRESSBOOKSERVER-KIND:group\r\n"), "{v3}");
219 assert!(
220 v3.contains("X-ADDRESSBOOKSERVER-MEMBER:urn:uuid:m1\r\n"),
221 "{v3}"
222 );
223 assert!(
224 !v3.contains("\r\nKIND") && !v3.contains("\r\nMEMBER"),
225 "{v3}"
226 );
227 assert!(v3.contains("TYPE=pref") && !v3.contains("PREF=1"), "{v3}");
228
229 // Back to 4.0, as a client asking for it gets an Apple-made card.
230 let back = address_data(&v3, &to(V4_0));
231 assert!(
232 back.to_ascii_lowercase().contains("\r\nkind:group\r\n"),
233 "{back}"
234 );
235 assert!(back.contains("MEMBER:urn:uuid:m1\r\n"), "{back}");
236 assert!(
237 back.contains("PREF=1") && !back.contains("X-ADDRESSBOOKSERVER"),
238 "{back}"
239 );
240
241 let org = "BEGIN:VCARD\r\nVERSION:4.0\r\nUID:o\r\nFN:ACME\r\nKIND:org\r\nEND:VCARD\r\n";
242 assert!(address_data(org, &to(V3_0)).contains("X-ABSHOWAS:COMPANY\r\n"));
243 let apple = "BEGIN:VCARD\r\nVERSION:3.0\r\nUID:o\r\nFN:ACME\r\nX-ABSHOWAS:COMPANY\r\n\
244 TEL;TYPE=\"CELL,pref\":1\r\nEND:VCARD\r\n";
245 let v4 = address_data(apple, &to(V4_0));
246 assert!(v4.to_ascii_lowercase().contains("\r\nkind:org\r\n"), "{v4}");
247 assert!(v4.contains("TYPE=CELL") && v4.contains("PREF=1"), "{v4}");
248}
249
250#[test]
251fn vcard_three_is_the_default() {
252 use pimdav::calcard::vcard::VCardVersion::{V3_0, V4_0};
253 use pimdav::render::{accepted_version, address_request};
254 use pimdav::xml::{CARDDAV, el};
255 assert_eq!(
256 address_request(&el(CARDDAV, "address-data"))
257 .unwrap()
258 .version,
259 Some(V3_0)
260 );
261 assert_eq!(accepted_version(None), V3_0);
262 assert_eq!(accepted_version(Some("text/vcard")), V3_0);
263 assert_eq!(accepted_version(Some("text/vcard; version=4.0")), V4_0);
264}
265
266#[test]
267fn card_filters() {
268 let card = VCard::parse(
269 "BEGIN:VCARD\r\nVERSION:4.0\r\nFN:Zoë\r\nEMAIL:z@example.com\r\nEND:VCARD\r\n",
270 )
271 .unwrap();
272 let parse_filter = |f: &str| {
273 let xml = format!(
274 r#"<card:addressbook-query xmlns:card="urn:ietf:params:xml:ns:carddav">{f}</card:addressbook-query>"#
275 );
276 let Ok(Report::AddressbookQuery { filter, .. }) = parse(xml.as_bytes()) else {
277 panic!("{f}");
278 };
279 filter
280 };
281 let f = parse_filter(
282 r#"<card:filter><card:prop-filter name="FN"><card:text-match match-type="starts-with">ZO</card:text-match></card:prop-filter></card:filter>"#,
283 );
284 assert!(matches_card(&card, &f));
285 let f = parse_filter(
286 r#"<card:filter><card:prop-filter name="FN"><card:text-match collation="i;octet">zoë</card:text-match></card:prop-filter></card:filter>"#,
287 );
288 assert!(!matches_card(&card, &f));
289 let f = parse_filter(
290 r#"<card:filter test="allof"><card:prop-filter name="FN"/><card:prop-filter name="TEL"/></card:filter>"#,
291 );
292 assert!(!matches_card(&card, &f));
293 let f = parse_filter(
294 r#"<card:filter><card:prop-filter name="FN"/><card:prop-filter name="TEL"/></card:filter>"#,
295 );
296 assert!(matches_card(&card, &f));
297}
298
299#[test]
300fn busy_time() {
301 let body = "BEGIN:VEVENT\r\nUID:a\r\nDTSTART:20260101T100000Z\r\nDTEND:20260101T110000Z\r\nEND:VEVENT\r\n\
302 BEGIN:VEVENT\r\nUID:b\r\nDTSTART:20260101T103000Z\r\nDTEND:20260101T120000Z\r\nEND:VEVENT\r\n\
303 BEGIN:VEVENT\r\nUID:c\r\nDTSTART:20260101T130000Z\r\nDTEND:20260101T140000Z\r\nSTATUS:TENTATIVE\r\nEND:VEVENT\r\n\
304 BEGIN:VEVENT\r\nUID:d\r\nDTSTART:20260101T150000Z\r\nDTEND:20260101T160000Z\r\nTRANSP:TRANSPARENT\r\nEND:VEVENT\r\n\
305 BEGIN:VEVENT\r\nUID:e\r\nDTSTART:20260101T170000Z\r\nDTEND:20260101T180000Z\r\nSTATUS:CANCELLED\r\nEND:VEVENT\r\n";
306 let range = utc("2026-01-01T00:00:00")..utc("2026-01-01T13:30:00");
307 let got = merge(busy(&cal(body), &range, &Zone::Utc, None));
308 let got: Vec<_> = got.iter().map(|p| (p.kind, p.start, p.end)).collect();
309 assert_eq!(
310 got,
311 [
312 (
313 Busy::Busy,
314 utc("2026-01-01T10:00:00"),
315 utc("2026-01-01T12:00:00")
316 ),
317 (
318 Busy::Tentative,
319 utc("2026-01-01T13:00:00"),
320 utc("2026-01-01T13:30:00")
321 ),
322 ]
323 );
324}
325
326#[test]
327fn unicode_casemap_folds_after_nfkd() {
328 use pimdav::filter::{Collation, MatchType, TextMatch};
329 let m = |text: &str, collation| TextMatch {
330 text: text.to_string(),
331 collation,
332 match_type: MatchType::Equals,
333 negate: false,
334 };
335 let unicode = Collation::UnicodeCasemap;
336 assert!(m("Müller", unicode).matches("Mu\u{0308}ller"));
337 assert!(m("file", unicode).matches("FILE"));
338 assert!(m("ix", unicode).matches("\u{2168}"));
339 assert!(m("é", Collation::AsciiCasemap).matches("é"));
340 assert!(!m("é", Collation::AsciiCasemap).matches("É"));
341}
342
343#[test]
344fn bad_filters_are_valid_filter_conditions() {
345 let bad_range = query(
346 r#"<c:comp-filter name="VEVENT"><c:time-range start="20260102T000000Z" end="20260101T000000Z"/></c:comp-filter>"#,
347 );
348 assert!(matches!(
349 parse(bad_range.as_bytes()),
350 Err(Refused::Condition(n)) if n == Name::new(CALDAV, "valid-filter")
351 ));
352 let bad_test = r#"<card:addressbook-query xmlns:d="DAV:" xmlns:card="urn:ietf:params:xml:ns:carddav">
353 <card:filter test="sometimes"/></card:addressbook-query>"#;
354 assert!(matches!(
355 parse(bad_test.as_bytes()),
356 Err(Refused::Condition(n)) if n == Name::new(pimdav::xml::CARDDAV, "valid-filter")
357 ));
358}
359
360#[test]
361fn busy_time_follows_own_answer() {
362 const ME: &str = "mailto:room@rooms.dovenest.invalid";
363 let me = |a: &str| a.eq_ignore_ascii_case(ME);
364 let body = format!(
365 "BEGIN:VEVENT\r\nUID:a\r\nDTSTART:20260101T100000Z\r\nDTEND:20260101T110000Z\r\nATTENDEE;PARTSTAT=DECLINED:{ME}\r\nEND:VEVENT\r\n\
366 BEGIN:VEVENT\r\nUID:b\r\nDTSTART:20260101T120000Z\r\nDTEND:20260101T130000Z\r\nATTENDEE:{ME}\r\nEND:VEVENT\r\n\
367 BEGIN:VEVENT\r\nUID:c\r\nDTSTART:20260101T140000Z\r\nDTEND:20260101T150000Z\r\nATTENDEE;PARTSTAT=ACCEPTED:{ME}\r\nEND:VEVENT\r\n"
368 );
369 let range = utc("2026-01-01T00:00:00")..utc("2026-01-02T00:00:00");
370 let got: Vec<_> = merge(busy(&cal(&body), &range, &Zone::Utc, Some(&me)))
371 .iter()
372 .map(|p| (p.kind, p.start))
373 .collect();
374 assert_eq!(
375 got,
376 [
377 (Busy::Busy, utc("2026-01-01T14:00:00")),
378 (Busy::Tentative, utc("2026-01-01T12:00:00")),
379 ]
380 );
381 // Without a calendar user, the answers do not count (RFC 4791).
382 assert_eq!(merge(busy(&cal(&body), &range, &Zone::Utc, None)).len(), 3);
383}
384
385#[test]
386fn outbox_free_busy_request() {
387 use pimdav::freebusy::{reply, request, schedule_response};
388 let body = "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//t//EN\r\nMETHOD:REQUEST\r\n\
389 BEGIN:VFREEBUSY\r\nUID:fb-1\r\nDTSTAMP:20260101T000000Z\r\n\
390 DTSTART:20260105T000000Z\r\nDTEND:20260106T000000Z\r\n\
391 ORGANIZER:mailto:alice@dovenest.invalid\r\n\
392 ATTENDEE:mailto:bob@dovenest.invalid\r\n\
393 ATTENDEE:mailto:BOB@dovenest.invalid\r\n\
394 ATTENDEE:mailto:dave@example.com\r\n\
395 END:VFREEBUSY\r\nEND:VCALENDAR\r\n";
396 let req = request(body.as_bytes()).unwrap();
397 assert_eq!(
398 req.range,
399 utc("2026-01-05T00:00:00")..utc("2026-01-06T00:00:00")
400 );
401 assert_eq!(req.organizer, "mailto:alice@dovenest.invalid");
402 assert_eq!(
403 req.attendees,
404 ["mailto:bob@dovenest.invalid", "mailto:dave@example.com"]
405 );
406
407 let busy = [pimdav::freebusy::Period {
408 kind: Busy::Busy,
409 start: utc("2026-01-05T10:00:00"),
410 end: utc("2026-01-05T11:00:00"),
411 }];
412 let text = reply(&busy, &req, &req.attendees[0], utc("2026-01-01T00:00:00"));
413 let got = ICalendar::parse(&text).unwrap().to_string();
414 for line in [
415 "METHOD:REPLY",
416 "UID:fb-1",
417 "ATTENDEE:mailto:bob@dovenest.invalid",
418 "FREEBUSY;FBTYPE=BUSY:20260105T100000Z/20260105T110000Z",
419 ] {
420 assert!(got.contains(line), "{line} in {got}");
421 }
422
423 let xml = schedule_response(&[(
424 req.attendees[1].clone(),
425 "5.2;Invalid calendar service",
426 None,
427 )]);
428 assert!(xml.contains("<c:schedule-response"), "{xml}");
429 assert!(xml.contains("<c:request-status>5.2;Invalid calendar service</c:request-status>"));
430
431 // Not a request, or a request without the parts it needs.
432 for bad in [
433 body.replace("METHOD:REQUEST", "METHOD:PUBLISH"),
434 body.replace("DTEND:20260106T000000Z\r\n", ""),
435 body.replace("ORGANIZER:mailto:alice@dovenest.invalid\r\n", ""),
436 ] {
437 let err = request(bad.as_bytes()).unwrap_err();
438 assert!(err.is(CALDAV, "valid-scheduling-message"), "{bad}");
439 }
440}
441