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/*!
FullCalendar RRule Plugin v6.0.3
Docs & License: https://fullcalendar.io/docs/rrule-plugin
(c) 2022 Adam Shaw
*/
FullCalendar.RRule = (function (exports, core, rrule, internal) {
'use strict';
const recurringType = {
parse(eventProps, dateEnv) {
if (eventProps.rrule != null) {
let eventRRuleData = parseEventRRule(eventProps, dateEnv);
if (eventRRuleData) {
return {
typeData: { rruleSet: eventRRuleData.rruleSet, isTimeZoneSpecified: eventRRuleData.isTimeZoneSpecified },
allDayGuess: !eventRRuleData.isTimeSpecified,
duration: eventProps.duration,
};
}
}
return null;
},
expand(eventRRuleData, framingRange, dateEnv) {
let dates;
if (eventRRuleData.isTimeZoneSpecified) {
dates = eventRRuleData.rruleSet.between(dateEnv.toDate(framingRange.start), // rrule lib will treat as UTC-zoned
dateEnv.toDate(framingRange.end), // (same)
true).map((date) => dateEnv.createMarker(date)); // convert UTC-zoned-date to locale datemarker
}
else {
// when no timezone in given start/end, the rrule lib will assume UTC,
// which is same as our DateMarkers. no need to manipulate
dates = eventRRuleData.rruleSet.between(framingRange.start, framingRange.end, true);
}
return dates;
},
};
function parseEventRRule(eventProps, dateEnv) {
let rruleSet;
let isTimeSpecified = false;
let isTimeZoneSpecified = false;
if (typeof eventProps.rrule === 'string') {
let res = parseRRuleString(eventProps.rrule);
rruleSet = res.rruleSet;
isTimeSpecified = res.isTimeSpecified;
isTimeZoneSpecified = res.isTimeZoneSpecified;
}
if (typeof eventProps.rrule === 'object' && eventProps.rrule) { // non-null object
let res = parseRRuleObject(eventProps.rrule, dateEnv);
rruleSet = new rrule.RRuleSet();
rruleSet.rrule(res.rrule);
isTimeSpecified = res.isTimeSpecified;
isTimeZoneSpecified = res.isTimeZoneSpecified;
}
// convery to arrays. TODO: general util?
let exdateInputs = [].concat(eventProps.exdate || []);
let exruleInputs = [].concat(eventProps.exrule || []);
for (let exdateInput of exdateInputs) {
let res = internal.parseMarker(exdateInput);
isTimeSpecified = isTimeSpecified || !res.isTimeUnspecified;
isTimeZoneSpecified = isTimeZoneSpecified || res.timeZoneOffset !== null;
rruleSet.exdate(new Date(res.marker.valueOf() - (res.timeZoneOffset || 0) * 60 * 1000));
}
// TODO: exrule is deprecated. what to do? (https://icalendar.org/iCalendar-RFC-5545/a-3-deprecated-features.html)
for (let exruleInput of exruleInputs) {
let res = parseRRuleObject(exruleInput, dateEnv);
isTimeSpecified = isTimeSpecified || res.isTimeSpecified;
isTimeZoneSpecified = isTimeZoneSpecified || res.isTimeZoneSpecified;
rruleSet.exrule(res.rrule);
}
return { rruleSet, isTimeSpecified, isTimeZoneSpecified };
}
function parseRRuleObject(rruleInput, dateEnv) {
let isTimeSpecified = false;
let isTimeZoneSpecified = false;
function processDateInput(dateInput) {
if (typeof dateInput === 'string') {
let markerData = internal.parseMarker(dateInput);
if (markerData) {
isTimeSpecified = isTimeSpecified || !markerData.isTimeUnspecified;
isTimeZoneSpecified = isTimeZoneSpecified || markerData.timeZoneOffset !== null;
return new Date(markerData.marker.valueOf() - (markerData.timeZoneOffset || 0) * 60 * 1000); // NOT DRY
}
return null;
}
return dateInput; // TODO: what about number timestamps?
}
let rruleOptions = Object.assign(Object.assign({}, rruleInput), { dtstart: processDateInput(rruleInput.dtstart), until: processDateInput(rruleInput.until), freq: convertConstant(rruleInput.freq), wkst: rruleInput.wkst == null
? (dateEnv.weekDow - 1 + 7) % 7 // convert Sunday-first to Monday-first
: convertConstant(rruleInput.wkst), byweekday: convertConstants(rruleInput.byweekday) });
return { rrule: new rrule.RRule(rruleOptions), isTimeSpecified, isTimeZoneSpecified };
}
function parseRRuleString(str) {
let rruleSet = rrule.rrulestr(str, { forceset: true });
let analysis = analyzeRRuleString(str);
return Object.assign({ rruleSet }, analysis);
}
function analyzeRRuleString(str) {
let isTimeSpecified = false;
let isTimeZoneSpecified = false;
function processMatch(whole, introPart, datePart) {
let result = internal.parseMarker(datePart);
isTimeSpecified = isTimeSpecified || !result.isTimeUnspecified;
isTimeZoneSpecified = isTimeZoneSpecified || result.timeZoneOffset !== null;
}
str.replace(/\b(DTSTART:)([^\n]*)/, processMatch);
str.replace(/\b(EXDATE:)([^\n]*)/, processMatch);
str.replace(/\b(UNTIL=)([^;\n]*)/, processMatch);
return { isTimeSpecified, isTimeZoneSpecified };
}
function convertConstants(input) {
if (Array.isArray(input)) {
return input.map(convertConstant);
}
return convertConstant(input);
}
function convertConstant(input) {
if (typeof input === 'string') {
return rrule.RRule[input.toUpperCase()];
}
return input;
}
const RRULE_EVENT_REFINERS = {
rrule: internal.identity,
exrule: internal.identity,
exdate: internal.identity,
duration: internal.createDuration,
};
var plugin = core.createPlugin({
name: '@fullcalendar/rrule',
recurringTypes: [recurringType],
eventRefiners: RRULE_EVENT_REFINERS,
});
core.globalPlugins.push(plugin);
exports["default"] = plugin;
Object.defineProperty(exports, '__esModule', { value: true });
return exports;
})({}, FullCalendar, rrule, FullCalendar.Internal);
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