cryptpad/www/calendar/export.js

209 lines
7.2 KiB
JavaScript

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// This file is used when a user tries to export the entire CryptDrive.
// Calendars will be exported using this format instead of plain text.
define([
'/customize/pages.js',
], function (Pages) {
var module = {};
var getICSDate = function (str) {
var date = new Date(str);
var m = date.getUTCMonth() + 1;
var d = date.getUTCDate();
var h = date.getUTCHours();
var min = date.getUTCMinutes();
var year = date.getUTCFullYear().toString();
var month = m < 10 ? "0" + m : m.toString();
var day = d < 10 ? "0" + d : d.toString();
var hours = h < 10 ? "0" + h : h.toString();
var minutes = min < 10 ? "0" + min : min.toString();
return year + month + day + "T" + hours + minutes + "00Z";
};
var getDate = function (str, end) {
var date = new Date(str);
if (end) {
date.setDate(date.getDate() + 1);
}
var m = date.getUTCMonth() + 1;
var d = date.getUTCDate();
var year = date.getUTCFullYear().toString();
var month = m < 10 ? "0" + m : m.toString();
var day = d < 10 ? "0" + d : d.toString();
return year+month+day;
};
var MINUTE = 60;
var HOUR = MINUTE * 60;
var DAY = HOUR * 24;
module.main = function (userDoc) {
var content = userDoc.content;
var ICS = [
'BEGIN:VCALENDAR',
'VERSION:2.0',
'PRODID:-//CryptPad//CryptPad Calendar '+Pages.versionString+'//EN',
'METHOD:PUBLISH',
];
Object.keys(content).forEach(function (uid) {
var data = content[uid];
// DTSTAMP: now...
// UID: uid
var start, end;
if (data.isAllDay && data.startDay && data.endDay) {
start = "DTSTART;VALUE=DATE:" + getDate(data.startDay);
end = "DTEND;VALUE=DATE:" + getDate(data.endDay, true);
} else {
start = "DTSTART:"+getICSDate(data.start);
end = "DTEND:"+getICSDate(data.end);
}
Array.prototype.push.apply(ICS, [
'BEGIN:VEVENT',
'DTSTAMP:'+getICSDate(+new Date()),
'UID:'+uid,
start,
end,
'SUMMARY:'+ data.title,
'LOCATION:'+ data.location,
]);
if (Array.isArray(data.reminders)) {
data.reminders.forEach(function (valueMin) {
var time = valueMin * 60;
var days = Math.floor(time / DAY);
time -= days * DAY;
var hours = Math.floor(time / HOUR);
time -= hours * HOUR;
var minutes = Math.floor(time / MINUTE);
time -= minutes * MINUTE;
var seconds = time;
var str = "-P" + days + "D";
if (hours || minutes || seconds) {
str += "T" + hours + "H" + minutes + "M" + seconds + "S";
}
Array.prototype.push.apply(ICS, [
'BEGIN:VALARM',
'ACTION:DISPLAY',
'DESCRIPTION:This is an event reminder',
'TRIGGER:'+str,
'END:VALARM'
]);
});
}
if (Array.isArray(data.cp_hidden)) {
Array.prototype.push.apply(ICS, data.cp_hidden);
}
ICS.push('END:VEVENT');
});
ICS.push('END:VCALENDAR');
return new Blob([ ICS.join('\n') ], { type: 'text/calendar;charset=utf-8' });
};
module.import = function (content, id, cb) {
require(['/lib/ical.min.js'], function () {
var ICAL = window.ICAL;
var res = {};
var vcalendar;
try {
var jcalData = ICAL.parse(content);
vcalendar = new ICAL.Component(jcalData);
} catch (e) {
return void cb(e);
}
//var method = vcalendar.getFirstPropertyValue('method');
//if (method !== "PUBLISH") { return void cb('NOT_SUPPORTED'); }
// Add all timezones in iCalendar object to TimezoneService
// if they are not already registered.
var timezones = vcalendar.getAllSubcomponents("vtimezone");
timezones.forEach(function (timezone) {
if (!(ICAL.TimezoneService.has(timezone.getFirstPropertyValue("tzid")))) {
ICAL.TimezoneService.register(timezone);
}
});
var events = vcalendar.getAllSubcomponents('vevent');
events.forEach(function (ev) {
var uid = ev.getFirstPropertyValue('uid');
if (!uid) { return; }
// Get start and end time
var isAllDay = false;
var start = ev.getFirstPropertyValue('dtstart');
var end = ev.getFirstPropertyValue('dtend');
if (start.isDate && end.isDate) {
isAllDay = true;
start = String(start);
end.adjust(-1); // Substract one day
end = String(end);
} else {
start = +start.toJSDate();
end = +end.toJSDate();
}
// Store other properties
var used = ['dtstart', 'dtend', 'uid', 'summary', 'location', 'dtstamp'];
var hidden = [];
ev.getAllProperties().forEach(function (p) {
if (used.indexOf(p.name) !== -1) { return; }
// This is an unused property
hidden.push(p.toICALString());
});
// Get reminders
var reminders = [];
ev.getAllSubcomponents('valarm').forEach(function (al) {
var action = al.getFirstPropertyValue('action');
if (action !== 'DISPLAY') {
// Email notification: keep it in "hidden" and create a cryptpad notification
hidden.push(al.toString());
}
var trigger = al.getFirstPropertyValue('trigger');
var minutes = -trigger.toSeconds() / 60;
if (reminders.indexOf(minutes) === -1) { reminders.push(minutes); }
});
// Create event
res[uid] = {
calendarId: id,
id: uid,
category: 'time',
title: ev.getFirstPropertyValue('summary'),
location: ev.getFirstPropertyValue('location'),
isAllDay: isAllDay,
start: start,
end: end,
reminders: reminders,
cp_hidden: hidden
};
if (!hidden.length) { delete res[uid].cp_hidden; }
if (!reminders.length) { delete res[uid].reminders; }
});
cb(null, res);
});
};
return module;
});