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Improved ical parsing for "view-ics" extension

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This commit is contained in:
the-djmaze 2024-09-18 00:13:39 +02:00
parent 33b509c0a6
commit 74c7948e72
4 changed files with 874 additions and 816 deletions
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81
plugins/view-ics/message.js
View file

@ -7,30 +7,7 @@
const
template = document.getElementById(templateId),
view = e.detail,
attachmentsPlace = template.content.querySelector('.attachmentsPlace'),
dateRegEx = /(TZID=(?<tz>[^:]+):)?(?<year>[0-9]{4})(?<month>[0-9]{2})(?<day>[0-9]{2})T(?<hour>[0-9]{2})(?<minute>[0-9]{2})(?<second>[0-9]{2})(?<utc>Z?)/,
parseDate = str => {
let parts = dateRegEx.exec(str)?.groups,
options = {dateStyle: 'long', timeStyle: 'short'},
date = (parts ? new Date(
parseInt(parts.year, 10),
parseInt(parts.month, 10) - 1,
parseInt(parts.day, 10),
parseInt(parts.hour, 10),
parseInt(parts.minute, 10),
parseInt(parts.second, 10)
) : new Date(str));
parts?.tz && (options.timeZone = windowsVTIMEZONEs[parts.tz] || parts.tz);
try {
return date.format(options);
} catch (e) {
console.error(e);
if (options.timeZone) {
options.timeZone = undefined;
return date.format(options);
}
}
};
attachmentsPlace = template.content.querySelector('.attachmentsPlace');
attachmentsPlace.after(Element.fromHTML(`
<details data-bind="if: viewICS, visible: viewICS">
@ -74,8 +51,8 @@
if (item["ical:summary"]) {
let VEVENT = {
SUMMARY: item["ical:summary"],
DTSTART: parseDate(item["ical:dtstart"]),
// DTEND: parseDate(item["ical:dtend"]),
DTSTART: rl.ICS.parseDate(item["ical:dtstart"]),
// DTEND: rl.ICS.parseDate(item["ical:dtend"]),
// TRANSP: item["ical:transp"],
// LOCATION: item["ical:location"],
ATTENDEE: []
@ -94,58 +71,8 @@
rl.fetch(ics.linkDownload())
.then(response => (response.status < 400) ? response.text() : Promise.reject(new Error({ response })))
.then(text => {
let VEVENT,
VALARM,
multiple = ['ATTACH','ATTENDEE','CATEGORIES','COMMENT','CONTACT','EXDATE',
'EXRULE','RSTATUS','RELATED','RESOURCES','RDATE','RRULE'],
lines = text.split(/\r?\n/),
i = lines.length;
while (i--) {
let line = lines[i];
if (VEVENT) {
while (line.startsWith(' ') && i--) {
line = lines[i] + line.slice(1);
}
if (line.startsWith('END:VALARM')) {
VALARM = {};
continue;
} else if (line.startsWith('BEGIN:VALARM')) {
VEVENT.VALARM || (VEVENT.VALARM = []);
VEVENT.VALARM.push(VALARM);
VALARM = null;
continue;
} else if (line.startsWith('BEGIN:VEVENT')) {
break;
}
line = line.match(/^([^:;]+)[:;](.+)$/);
if (line) {
if (VALARM) {
VALARM[line[1]] = line[2];
} else if (multiple.includes(line[1]) || 'X-' == line[1].slice(0,2)) {
VEVENT[line[1]] || (VEVENT[line[1]] = []);
VEVENT[line[1]].push(line[2]);
} else {
if ('DTSTART' === line[1] || 'DTEND' === line[1]) {
line[2] = parseDate(line[2]);
}
VEVENT[line[1]] = line[2];
}
}
} else if (line.startsWith('END:VEVENT')) {
VEVENT = {};
}
}
// METHOD:REPLY || METHOD:REQUEST
// console.dir({VEVENT:VEVENT});
let VEVENT = rl.ICS.parseEvent(text);
if (VEVENT) {
VEVENT.rawText = text;
VEVENT.isCancelled = () => VEVENT.STATUS?.includes('CANCELLED');
VEVENT.isConfirmed = () => VEVENT.STATUS?.includes('CONFIRMED');
VEVENT.shouldReply = () => VEVENT.METHOD?.includes('REPLY');
console.dir({
isCancelled: VEVENT.isCancelled(),
shouldReply: VEVENT.shouldReply()
});
view.viewICS(VEVENT);
}
});