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lightning-0.8-tb-win.xpi
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components
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calItipProtocolHandler.js
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2006-08-21
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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 Lightning code.
*
* The Initial Developer of the Original Code is Oracle Corporation
* Portions created by the Initial Developer are Copyright (C) 2005
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Mike Shaver <shaver@mozilla.org>
*
* 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 ***** */
const CI = Components.interfaces;
const ITIP_HANDLER_MIMETYPE = "application/x-itip-internal";
const ITIP_HANDLER_PROTOCOL = "moz-cal-handle-itip";
const CAL_ITIP_PROTO_HANDLER_CID =
Components.ID("{6E957006-B4CE-11D9-B053-001124736B74}");
const CAL_ITIP_PROTO_HANDLER_CONTRACTID =
"@mozilla.org/network/protocol;1?name=" + ITIP_HANDLER_PROTOCOL;
const CALMGR_CONTRACTID = "@mozilla.org/calendar/manager;1";
const ItipProtocolHandlerFactory =
{
createInstance: function (outer, iid) {
if (outer != null)
throw Components.results.NS_ERROR_NO_AGGREGATION;
return (new ItipProtocolHandler()).QueryInterface(iid);
}
};
const CAL_ITIP_CONTENT_HANDLER_CID =
Components.ID("{47C31F2B-B4DE-11D9-BFE6-001124736B74}");
const CAL_ITIP_CONTENT_HANDLER_CONTRACTID =
"@mozilla.org/uriloader/content-handler;1?type=" +
ITIP_HANDLER_MIMETYPE;
const ItipContentHandlerFactory =
{
createInstance: function (outer, iid) {
if (outer != null)
throw Components.results.NS_ERROR_NO_AGGREGATION;
return (new ItipContentHandler()).QueryInterface(iid);
}
};
function NYI()
{
throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
}
function ItipChannel(URI)
{
this.URI = this.originalURI = URI;
}
ItipChannel.prototype = {
QueryInterface: function (aIID) {
if (!aIID.equals(CI.nsISupports) &&
!aIID.equals(CI.nsIChannel) &&
!aIID.equals(CI.nsIRequest))
throw Components.results.NS_ERROR_NO_INTERFACE;
return this;
},
contentType: ITIP_HANDLER_MIMETYPE,
loadAttributes: null,
contentLength: 0,
owner: null,
loadGroup: null,
notificationCallbacks: null,
securityInfo: null,
open: NYI,
asyncOpen: function (observer, ctxt) {
observer.onStartRequest(this, ctxt);
},
asyncRead: function (listener, ctxt) {
return listener.onStartRequest(this, ctxt);
},
isPending: function () { return true; },
status: Components.results.NS_OK,
cancel: function (status) { this.status = status; },
suspend: NYI,
resume: NYI,
};
function ItipProtocolHandler() { }
ItipProtocolHandler.prototype = {
QueryInterface: function (aIID) {
if (!aIID.equals(CI.nsISupports) &&
!aIID.equals(CI.nsIProtocolHandler))
throw Components.results.NS_ERROR_NO_INTERFACE;
return this;
},
protocolFlags: CI.nsIProtocolHandler.URI_NORELATIVE,
allowPort: function () { return false; },
isSecure: false,
newURI: function (spec, charSet, baseURI)
{
var cls = Components.classes["@mozilla.org/network/standard-url;1"];
var url = cls.createInstance(CI.nsIStandardURL);
url.init(CI.nsIStandardURL.URLTYPE_STANDARD, 0, spec, charSet, baseURI);
dump("Creating new URI for " + spec + "\n");
return url.QueryInterface(CI.nsIURI);
},
newChannel: function (URI) {
dump("Creating new ItipChannel for " + URI + "\n");
return new ItipChannel(URI);
},
};
function ItipContentHandler() { }
ItipContentHandler.prototype = {
QueryInterface: function (aIID) {
if (!aIID.equals(CI.nsISupports) &&
!aIID.equals(CI.nsIContentHandler))
throw Components.results.NS_ERROR_NO_INTERFACE;
return this;
},
handleContent: function (contentType, windowTarget, request)
{
dump("Handling some itip content, whee\n");
var channel = request.QueryInterface(CI.nsIChannel);
var uri = channel.URI.spec;
if (uri.indexOf(ITIP_HANDLER_PROTOCOL + ":") != 0) {
dump("unexpected uri " + uri + "\n");
return Components.results.NS_ERROR_FAILURE;
}
// moz-cal-handle-itip:///?
var paramString = uri.substring(ITIP_HANDLER_PROTOCOL.length + 4);
var paramArray = paramString.split("&");
var paramBlock = { };
paramArray.forEach(function (v) {
var parts = v.split("=");
paramBlock[parts[0]] = unescape(unescape(parts[1]));
});
// dump("content-handler: have params " + paramBlock.toSource() + "\n");
var event = Components.classes["@mozilla.org/calendar/event;1"].
createInstance(CI.calIEvent);
event.icalString = paramBlock.data;
dump("Processing iTIP event '" + event.title + "' from " +
event.organizer.id + " (" + event.id + ")\n");
var calMgr = Components.classes[CALMGR_CONTRACTID].getService(CI.calICalendarManager);
var cals = calMgr.getCalendars({});
cals[0].addItem(event, null);
}
};
var myModule = {
registerSelf: function (compMgr, fileSpec, location, type) {
debug("*** Registering Lightning " + ITIP_HANDLER_PROTOCOL + ": handler\n");
compMgr = compMgr.QueryInterface(CI.nsIComponentRegistrar);
compMgr.registerFactoryLocation(CAL_ITIP_PROTO_HANDLER_CID,
"Lightning " + ITIP_HANDLER_PROTOCOL + ": handler",
CAL_ITIP_PROTO_HANDLER_CONTRACTID,
fileSpec, location, type);
debug("*** Registering Lightning " + ITIP_HANDLER_MIMETYPE + " handler\n");
compMgr.registerFactoryLocation(CAL_ITIP_CONTENT_HANDLER_CID,
"Lightning " + ITIP_HANDLER_MIMETYPE + " handler",
CAL_ITIP_CONTENT_HANDLER_CONTRACTID,
fileSpec, location, type);
},
getClassObject: function (compMgr, cid, iid) {
if (!iid.equals(Components.interfaces.nsIFactory))
throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
if (cid.equals(CAL_ITIP_PROTO_HANDLER_CID))
return ItipProtocolHandlerFactory;
if (cid.equals(CAL_ITIP_CONTENT_HANDLER_CID))
return ItipContentHandlerFactory;
throw Components.results.NS_ERROR_NO_INTERFACE;
},
canUnload: function(compMgr) {
return true;
}
};
function NSGetModule(compMgr, fileSpec) {
return myModule;
}