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calEvent.js
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/* -*- Mode: javascript; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Oracle Corporation code.
*
* The Initial Developer of the Original Code is
* Oracle Corporation
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Vladimir Vukicevic <vladimir.vukicevic@oracle.com>
* Mike Shaver <shaver@off.net>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
//
// calEvent.js
//
//
// constructor
//
function calEvent() {
this.wrappedJSObject = this;
this.initItemBase();
this.eventPromotedProps = {
"DTSTART": true,
"DTEND": true,
"DTSTAMP": true,
__proto__: this.itemBasePromotedProps
}
}
// var trickery to suppress lib-as-component errors from loader
var calItemBase;
var calEventClassInfo = {
getInterfaces: function (count) {
var ifaces = [
Components.interfaces.nsISupports,
Components.interfaces.calIItemBase,
Components.interfaces.calIEvent,
Components.interfaces.calIInternalShallowCopy,
Components.interfaces.nsIClassInfo
];
count.value = ifaces.length;
return ifaces;
},
getHelperForLanguage: function (language) {
return null;
},
contractID: "@mozilla.org/calendar/event;1",
classDescription: "Calendar Event",
classID: Components.ID("{974339d5-ab86-4491-aaaf-2b2ca177c12b}"),
implementationLanguage: Components.interfaces.nsIProgrammingLanguage.JAVASCRIPT,
flags: 0
};
calEvent.prototype = {
__proto__: calItemBase.prototype,
QueryInterface: function (aIID) {
if (aIID.equals(Components.interfaces.calIEvent) ||
aIID.equals(Components.interfaces.calIInternalShallowCopy))
return this;
if (aIID.equals(Components.interfaces.nsIClassInfo))
return calEventClassInfo;
return this.__proto__.__proto__.QueryInterface.call(this, aIID);
},
cloneShallow: function (aNewParent) {
var m = new calEvent();
this.cloneItemBaseInto(m, aNewParent);
return m;
},
clone: function () {
var m;
if (this.mParentItem) {
var clonedParent = this.mParentItem.clone();
m = clonedParent.recurrenceInfo.getOccurrenceFor (this.recurrenceId);
} else {
m = this.cloneShallow(null);
}
return m;
},
createProxy: function () {
if (this.mIsProxy) {
calDebug("Tried to create a proxy for an existing proxy!\n");
throw Components.results.NS_ERROR_UNEXPECTED;
}
var m = new calEvent();
m.initializeProxy(this);
return m;
},
makeImmutable: function () {
this.makeItemBaseImmutable();
},
get duration() {
return this.endDate.subtractDate(this.startDate);
},
get recurrenceStartDate() {
return this.startDate;
},
icsEventPropMap: [
{ cal: "DTSTART", ics: "startTime" },
{ cal: "DTEND", ics: "endTime" }],
set icalString(value) {
this.icalComponent = icalFromString(value);
},
get icalString() {
var calcomp = getIcsService().createIcalComponent("VCALENDAR");
calSetProdidVersion(calcomp);
if (this.hasProperty("METHOD")) {
calcomp.method = this.getProperty("METHOD");
}
calcomp.addSubcomponent(this.icalComponent);
return calcomp.serializeToICS();
},
get icalComponent() {
var icssvc = getIcsService();
var icalcomp = icssvc.createIcalComponent("VEVENT");
this.fillIcalComponentFromBase(icalcomp);
this.mapPropsToICS(icalcomp, this.icsEventPropMap);
var bagenum = this.mProperties.enumerator;
while (bagenum.hasMoreElements()) {
var iprop = bagenum.getNext().
QueryInterface(Components.interfaces.nsIProperty);
try {
if (!this.eventPromotedProps[iprop.name]) {
var icalprop = icssvc.createIcalProperty(iprop.name);
icalprop.value = iprop.value;
var propBucket = this.mPropertyParams[iprop.name];
if (propBucket) {
for (paramName in propBucket) {
icalprop.setParameter(paramName,
propBucket[paramName]);
}
}
icalcomp.addProperty(icalprop);
}
} catch (e) {
dump("XXX failed to set " + iprop.name + " to " + iprop.value +
": " + e + "\n");
}
}
return icalcomp;
},
eventPromotedProps: null,
set icalComponent(event) {
this.modify();
if (event.componentType != "VEVENT") {
event = event.getFirstSubcomponent("VEVENT");
if (!event)
throw Components.results.NS_ERROR_INVALID_ARG;
}
this.setItemBaseFromICS(event);
this.mapPropsFromICS(event, this.icsEventPropMap);
this.importUnpromotedProperties(event, this.eventPromotedProps);
// Importing didn't really change anything
this.mDirty = false;
},
isPropertyPromoted: function (name) {
return (this.eventPromotedProps[name]);
},
getOccurrencesBetween: function(aStartDate, aEndDate, aCount) {
if (this.recurrenceInfo) {
return this.recurrenceInfo.getOccurrences(aStartDate, aEndDate, 0, aCount);
}
if (checkIfInRange(this, aStartDate, aEndDate)) {
aCount.value = 1;
return [this];
}
aCount.value = 0;
return [];
},
set startDate(value) {
this.modify();
// We're about to change the start date of an item which probably
// could break the associated calIRecurrenceInfo. We're calling
// the appropriate method here to adjust the internal structure in
// order to free clients from worrying about such details.
if (this.parentItem == this) {
var rec = this.recurrenceInfo;
if (rec) {
rec.onStartDateChange(value,this.startDate);
}
}
this.setProperty("DTSTART", value);
},
get startDate() {
return this.getProperty("DTSTART");
},
mEndDate: undefined,
get endDate() {
var endDate = this.mEndDate;
if (endDate === undefined) {
endDate = this.getProperty("DTEND");
if (!endDate) {
endDate = this.startDate.clone();
var dur = this.getProperty("DURATION");
if (dur) {
// If there is a duration set on the event, calculate the right end time.
var icalDur = Components.classes["@mozilla.org/calendar/duration;1"]
.createInstance(Components.interfaces.calIDuration);
icalDur.icalString = dur;
endDate.addDuration(icalDur);
} else {
// If the start time is a date-time the event ends on the same calendar
// date and time of day. If the start time is a date the events
// non-inclusive end is the end of the calendar date.
if (endDate.isDate) {
endDate.day += 1;
}
}
}
this.mEndDate = endDate;
}
return endDate;
},
set endDate(value) {
this.deleteProperty("DURATION"); // setting endDate once removes DURATION
this.setProperty("DTEND", value);
return (this.mEndDate = value);
}
};