Refactor into object. Add multiple events to calendar. Detect OS for line endings.
This commit is contained in:
Kyle Hornberg
@@ -1,50 +1,100 @@
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/* VCS-Maker.js */
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/* global saveAs */
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download_ics = function(filename, subject, description, location, begin, end, ext) {
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/* global Blob */
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var ext = typeof ext !== 'undefined' ? ext : '.ics';
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/* global BlobBuilder */
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/* global console */
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/* exported ics */
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var ics = function() {
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'use strict';
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if (navigator.userAgent.indexOf('MSIE') > -1 && navigator.userAgent.indexOf('MSIE 10') == -1) {
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if (navigator.userAgent.indexOf('MSIE') > -1 && navigator.userAgent.indexOf('MSIE 10') == -1) {
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console.log('Unsupported Browser');
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console.log('Unsupported Browser');
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return;
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return;
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}
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var SEPARATOR = (navigator.appVersion.indexOf('Win') !== -1) ? '\r\n' : '\n';
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var calendarEvents = [];
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var calendarStart = [
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'BEGIN:VCALENDAR',
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'VERSION:2.0'
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].join(SEPARATOR);
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var calendarEnd = SEPARATOR + 'END:VCALENDAR';
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return {
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/**
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* Returns events array
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* @return {array} Events
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*/
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'events' : function () {
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return calendarEvents;
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},
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/**
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* Returns calendar
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* @return {string} Calendar in iCalendar format
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*/
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'calendar' : function () {
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return calendarStart + calendarEvents.join(SEPARATOR) + calendarEnd;
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},
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/**
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* Add event to the calendar
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* @param {string} subject Subject/Title of event
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* @param {string} description Description of event
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* @param {string} location Location of event
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* @param {string} begin Beginning date of event
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* @param {string} stop Ending date of event
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*/
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'addEvent' : function (subject, description, location, begin, stop) {
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//TODO add time and time zone? use moment to format?
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var start_date = new Date(begin);
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var end_date = new Date(stop);
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var start_year = ('0000' + (start_date.getFullYear().toString())).slice(-4);
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var start_month = ('00' + (start_date.getMonth().toString())).slice(-2) + 1;
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var start_day = ('00' + (start_date.getDate().toString())).slice(-2);
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var start = start_year + (Number(start_month)+1) + start_day;
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var end_year = ('0000' + (end_date.getFullYear().toString())).slice(-4);
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var end_month = ('00' + (end_date.getMonth().toString())).slice(-2);
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var end_day = ('00' + ((end_date.getDate()+1).toString())).slice(-2);
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var end = end_year + (Number(end_month)+1) + end_day;
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var calendarEvent = [
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'BEGIN:VEVENT',
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'CLASS:PUBLIC',
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'DESCRIPTION:'+description,
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'DTSTART;VALUE=DATE:'+start,
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'DTEND;VALUE=DATE:'+end,
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'LOCATION:'+location,
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'SUMMARY;LANGUAGE=en-us:'+subject,
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'TRANSP:TRANSPARENT',
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'END:VEVENT'
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].join(SEPARATOR);
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calendarEvents.push(calendarEvent);
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},
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/**
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* Download calendar using the saveAs function from filesave.js
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* @param {string} filename Filename
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* @param {string} ext Extention
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*/
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'download' : function (filename, ext) {
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ext = (typeof ext !== 'undefined') ? ext : '.ics';
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filename = (typeof filename !== 'undefined') ? filename : 'calendar';
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var calendar = calendarStart + calendarEvents.join(SEPARATOR) + calendarEnd;
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var blob;
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if (navigator.userAgent.indexOf('MSIE 10') > -1) { // chrome or firefox
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blob = new Blob([calendar]);
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}
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else { // ie
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var bb = new BlobBuilder();
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bb.append(calendar);
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blob = bb.getBlob('text/x-vCalendar;charset=' + document.characterSet);
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}
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saveAs(blob, filename+ext);
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}
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};
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};
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};
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var subject = subject;
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var description = description;
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var address = location;
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var start_date = new Date(begin);
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var end_date = new Date(end);
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var start_year = ("0000" + (start_date.getFullYear().toString())).slice(-4);
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var start_month = ("00" + (start_date.getMonth().toString())).slice(-2);
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var start_day = ("00" + (start_date.getDate().toString())).slice(-2);
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var start = start_year + start_month + start_day;
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var end_year = ("0000" + (end_date.getFullYear().toString())).slice(-4);
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var end_month = ("00" + (end_date.getMonth().toString())).slice(-2);
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var end_day = ("00" + ((end_date.getDate()+1).toString())).slice(-2);
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var end = end_year + end_month + end_day;
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var calendar = [
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"BEGIN:VCALENDAR",
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"VERSION:2.0",
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"BEGIN:VEVENT",
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"CLASS:PUBLIC",
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"DESCRIPTION:"+description,
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"DTSTART;VALUE=DATE:"+start,
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"DTEND;VALUE=DATE:"+end,
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"LOCATION:"+address,
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"SUMMARY;LANGUAGE=en-us:"+subject,
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"TRANSP:TRANSPARENT",
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"END:VEVENT",
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"END:VCALENDAR"
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].join('\n');
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if (navigator.userAgent.indexOf('MSIE 10') > -1) { // chrome or firefox
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var blob = new Blob([calendar]);
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}
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else { // ie
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var bb = new BlobBuilder();
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bb.append(calendar);
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var blob = bb.getBlob("text/x-vCalendar;charset=" + document.characterSet);
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}
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saveAs(blob, filename+ext);
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}
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