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/*!
FullCalendar iCalendar Plugin v6.0.3
Docs & License: https://fullcalendar.io/docs/icalendar
(c) 2022 Adam Shaw
*/
FullCalendar.ICalendar = (function (exports, core, internal, ICAL) {
'use strict';
function _interopNamespace(e) {
if (e && e.__esModule) return e;
var n = Object.create(null);
if (e) {
Object.keys(e).forEach(function (k) {
if (k !== 'default') {
var d = Object.getOwnPropertyDescriptor(e, k);
Object.defineProperty(n, k, d.get ? d : {
enumerable: true,
get: function () { return e[k]; }
});
}
});
}
n["default"] = e;
return n;
}
var ICAL__namespace = /*#__PURE__*/_interopNamespace(ICAL);
/* eslint-disable */
class IcalExpander {
constructor(opts) {
this.maxIterations = opts.maxIterations != null ? opts.maxIterations : 1000;
this.skipInvalidDates = opts.skipInvalidDates != null ? opts.skipInvalidDates : false;
this.jCalData = ICAL__namespace.parse(opts.ics);
this.component = new ICAL__namespace.Component(this.jCalData);
this.events = this.component.getAllSubcomponents('vevent').map(vevent => new ICAL__namespace.Event(vevent));
if (this.skipInvalidDates) {
this.events = this.events.filter((evt) => {
try {
evt.startDate.toJSDate();
evt.endDate.toJSDate();
return true;
}
catch (err) {
// skipping events with invalid time
return false;
}
});
}
}
between(after, before) {
function isEventWithinRange(startTime, endTime) {
return (!after || endTime >= after.getTime()) &&
(!before || startTime <= before.getTime());
}
function getTimes(eventOrOccurrence) {
const startTime = eventOrOccurrence.startDate.toJSDate().getTime();
let endTime = eventOrOccurrence.endDate.toJSDate().getTime();
// If it is an all day event, the end date is set to 00:00 of the next day
// So we need to make it be 23:59:59 to compare correctly with the given range
if (eventOrOccurrence.endDate.isDate && (endTime > startTime)) {
endTime -= 1;
}
return { startTime, endTime };
}
const exceptions = [];
this.events.forEach((event) => {
if (event.isRecurrenceException())
exceptions.push(event);
});
const ret = {
events: [],
occurrences: [],
};
this.events.filter(e => !e.isRecurrenceException()).forEach((event) => {
const exdates = [];
event.component.getAllProperties('exdate').forEach((exdateProp) => {
const exdate = exdateProp.getFirstValue();
exdates.push(exdate.toJSDate().getTime());
});
// Recurring event is handled differently
if (event.isRecurring()) {
const iterator = event.iterator();
let next;
let i = 0;
do {
i += 1;
next = iterator.next();
if (next) {
const occurrence = event.getOccurrenceDetails(next);
const { startTime, endTime } = getTimes(occurrence);
const isOccurrenceExcluded = exdates.indexOf(startTime) !== -1;
// TODO check that within same day?
const exception = exceptions.find(ex => ex.uid === event.uid && ex.recurrenceId.toJSDate().getTime() === occurrence.startDate.toJSDate().getTime());
// We have passed the max date, stop
if (before && startTime > before.getTime())
break;
// Check that we are within our range
if (isEventWithinRange(startTime, endTime)) {
if (exception) {
ret.events.push(exception);
}
else if (!isOccurrenceExcluded) {
ret.occurrences.push(occurrence);
}
}
}
} while (next && (!this.maxIterations || i < this.maxIterations));
return;
}
// Non-recurring event:
const { startTime, endTime } = getTimes(event);
if (isEventWithinRange(startTime, endTime))
ret.events.push(event);
});
return ret;
}
before(before) {
return this.between(undefined, before);
}
after(after) {
return this.between(after);
}
all() {
return this.between();
}
}
const eventSourceDef = {
parseMeta(refined) {
if (refined.url && refined.format === 'ics') {
return {
url: refined.url,
format: 'ics',
};
}
return null;
},
fetch(arg, successCallback, errorCallback) {
let meta = arg.eventSource.meta;
let { internalState } = meta;
/*
NOTE: isRefetch is a HACK. we would do the recurring-expanding in a separate plugin hook,
but we couldn't leverage built-in allDay-guessing, among other things.
*/
if (!internalState || arg.isRefetch) {
internalState = meta.internalState = {
response: null,
iCalExpanderPromise: fetch(meta.url, { method: 'GET' }).then((response) => {
return response.text().then((icsText) => {
internalState.response = response;
return new IcalExpander({
ics: icsText,
skipInvalidDates: true,
});
});
}),
};
}
internalState.iCalExpanderPromise.then((iCalExpander) => {
successCallback({
rawEvents: expandICalEvents(iCalExpander, arg.range),
response: internalState.response,
});
}, errorCallback);
},
};
function expandICalEvents(iCalExpander, range) {
// expand the range. because our `range` is timeZone-agnostic UTC
// or maybe because ical.js always produces dates in local time? i forget
let rangeStart = internal.addDays(range.start, -1);
let rangeEnd = internal.addDays(range.end, 1);
let iCalRes = iCalExpander.between(rangeStart, rangeEnd); // end inclusive. will give extra results
let expanded = [];
// TODO: instead of using startDate/endDate.toString to communicate allDay,
// we can query startDate/endDate.isDate. More efficient to avoid formatting/reparsing.
// single events
for (let iCalEvent of iCalRes.events) {
expanded.push(Object.assign(Object.assign({}, buildNonDateProps(iCalEvent)), { start: iCalEvent.startDate.toString(), end: (specifiesEnd(iCalEvent) && iCalEvent.endDate)
? iCalEvent.endDate.toString()
: null }));
}
// recurring event instances
for (let iCalOccurence of iCalRes.occurrences) {
let iCalEvent = iCalOccurence.item;
expanded.push(Object.assign(Object.assign({}, buildNonDateProps(iCalEvent)), { start: iCalOccurence.startDate.toString(), end: (specifiesEnd(iCalEvent) && iCalOccurence.endDate)
? iCalOccurence.endDate.toString()
: null }));
}
return expanded;
}
function buildNonDateProps(iCalEvent) {
return {
title: iCalEvent.summary,
url: extractEventUrl(iCalEvent),
extendedProps: {
location: iCalEvent.location,
organizer: iCalEvent.organizer,
description: iCalEvent.description,
},
};
}
function extractEventUrl(iCalEvent) {
let urlProp = iCalEvent.component.getFirstProperty('url');
return urlProp ? urlProp.getFirstValue() : '';
}
function specifiesEnd(iCalEvent) {
return Boolean(iCalEvent.component.getFirstProperty('dtend')) ||
Boolean(iCalEvent.component.getFirstProperty('duration'));
}
var plugin = core.createPlugin({
name: '@fullcalendar/icalendar',
eventSourceDefs: [eventSourceDef],
});
core.globalPlugins.push(plugin);
exports["default"] = plugin;
Object.defineProperty(exports, '__esModule', { value: true });
return exports;
})({}, FullCalendar, FullCalendar.Internal, ICAL);
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