gecko-dev/calendar/itip/calItipEmailTransport.js

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JavaScript

/* ***** 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 Simdesk Technologies code.
*
* The Initial Developer of the Original Code is
* Simdesk Technologies.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Clint Talbert <ctalbert.moz@gmail.com>
* Matthew Willis <lilmatt@mozilla.com>
*
* 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 ***** */
/**
* Constructor of calItipEmailTransport object
*/
function calItipEmailTransport() {
this.wrappedJSObject = this;
this._initEmailTransport();
}
calItipEmailTransport.prototype = {
QueryInterface: function cietQI(aIid) {
if (!aIid.equals(Components.interfaces.nsISupports) &&
!aIid.equals(Components.interfaces.calIItipTransport))
{
throw Components.results.NS_ERROR_NO_INTERFACE;
}
return this;
},
mHasXpcomMail: false,
mAccountMgrSvc: null,
mDefaultAccount: null,
mDefaultSmtpServer: null,
mDefaultIdentity: null,
get defaultIdentity() {
return this.mDefaultIdentity.email;
},
mSenderAddress: null,
get senderAddress() {
return this.mSenderAddress;
},
set senderAddress(aValue) {
return (this.mSenderAddress = aValue);
},
get type() {
return "email";
},
/**
* Pass the transport an itipItem and have it figure out what to do with
* it based on the itipItem's methods.
*/
simpleSendResponse: function cietSSR(aItem) {
var sbs = Components.classes["@mozilla.org/intl/stringbundle;1"].
getService(Components.interfaces.nsIStringBundleService);
var sb = sbs.createBundle("chrome://lightning/locale/lightning.properties");
var itemList = aItem.getItemList({ });
// Get my participation status
var myPartStat;
var foundMyself = false;
var attendee = itemList[0].getAttendeeById("mailto:" +
this.mDefaultIdentity.email);
if (attendee) {
myPartStat = attendee.participationStatus;
foundMyself = true;
}
if (!foundMyself) {
// I didn't find myself in the attendee list.
//
// This can happen when invitations are sent to email aliases
// instead of mDefaultIdentity.email (ex: lilmatt vs. mwillis),
// or if an invitation is sent to a listserv.
//
// We'll need to make more decisions regarding how to handle this
// in the future. (ex: Prompt? Find myself in list?) For now, we
// just don't send a response.
return;
}
var name = this.mDefaultIdentity.email;
if (this.mDefaultIdentity.fullName) {
name = this.mDefaultIdentity.fullName + " <" + name + ">";
}
var summary;
if (itemList[0].getProperty("SUMMARY")) {
summary = itemList[0].getProperty("SUMMARY");
} else {
summary = "";
}
var subj = sb.formatStringFromName("itipReplySubject", [summary], 1);
// Generate proper body from my participation status
var body;
dump("\n\nthis is partstat: " + myPartStat + "\n");
if (myPartStat == "DECLINED") {
body = sb.formatStringFromName("itipReplyBodyDecline",
[name], 1);
} else {
body = sb.formatStringFromName("itipReplyBodyAccept",
[name], 1);
}
var recipients = [itemList[0].organizer];
this.sendItems(recipients.length, recipients, subj, body, aItem);
},
sendItems: function cietSI(aCount, aRecipients, aSubject, aBody, aItem) {
LOG("sendItems: Sending Email...");
if (this.mHasXpcomMail) {
this._sendXpcomMail(aCount, aRecipients, aSubject, aBody, aItem);
} else {
// Sunbird case: Call user's default mailer on system.
throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
}
},
checkForInvitations: function cietCFI(searchStart) {
// We only need to do trigger a check for incoming invitations if we
// are not Thunderbird.
if (!this.mHasXpcomMail) {
throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
}
},
_initEmailTransport: function cietIES() {
try {
this.mAccountMgrSvc =
Components.classes["@mozilla.org/messenger/account-manager;1"].
getService(Components.interfaces.nsIMsgAccountManager);
this.mDefaultAccount = this.mAccountMgrSvc.defaultAccount;
this.mDefaultIdentity = this.mDefaultAccount.defaultIdentity;
var smtpSvc = Components.classes["@mozilla.org/messengercompose/smtp;1"].
getService(Components.interfaces.nsISmtpService);
this.mSmtpServer = smtpSvc.defaultServer;
} catch (ex) {
// Then we must resort to operating system specific means
this.mHasXpcomMail = false;
}
// But if none of that threw then we can send an email through XPCOM.
this.mHasXpcomMail = true;
LOG("initEmailService: hasXpcomMail: " + this.mHasXpcomMail);
},
_sendXpcomMail: function cietSXM(aCount, aToList, aSubject, aBody, aItem) {
// Save calItipItem to a temporary file.
LOG("sendXpcomMail: Creating temp file for attachment.");
var msgAttachment = Components.classes["@mozilla.org/messengercompose/attachment;1"].
createInstance(Components.interfaces.nsIMsgAttachment);
msgAttachment.url = this._createTempIcsFile(aItem);
if (!msgAttachment.url) {
LOG("sendXpcomMail: No writeable path in profile!");
// XXX Is there an "out of disk space" error?
throw Components.results.NS_ERROR_FAILURE;
}
msgAttachment.name = "calendar.ics";
msgAttachment.contentType = "text/calendar";
msgAttachment.contentTypeParam = "method=" + aItem.responseMethod;
// Destroy the attachment after sending
msgAttachment.temporary = true;
// compose fields for message
var composeFields = Components.classes["@mozilla.org/messengercompose/composefields;1"].
createInstance(Components.interfaces.nsIMsgCompFields);
composeFields.useMultipartAlternative = true;
composeFields.characterSet = "UTF-8";
// TODO: xxx make this use the currently selected mail account, if
// possible, and default to the default account if the selection
// is unclear.
var toList = "";
for each (var recipient in aToList) {
// Strip leading "mailto:" if it exists.
var rId = recipient.id.replace(/^mailto:/i, "");
// Prevent trailing commas.
if (toList.length > 0) {
toList += ",";
}
// Add this recipient id to the list.
toList += rId;
}
composeFields.to = toList;
composeFields.from = this.mDefaultIdentity.email;
composeFields.replyTo = this.mDefaultIdentity.replyTo;
composeFields.subject = aSubject;
composeFields.body = aBody;
composeFields.addAttachment(msgAttachment);
// Message paramaters
var composeParams = Components.classes["@mozilla.org/messengercompose/composeparams;1"].
createInstance(Components.interfaces.nsIMsgComposeParams);
composeParams.composeFields = composeFields;
// TODO: xxx: Make this a pref or read the default pref
composeParams.format = Components.interfaces.nsIMsgCompFormat.PlainText;
composeParams.type = Components.interfaces.nsIMsgCompType.New;
var composeService = Components.classes["@mozilla.org/messengercompose;1"].
getService(Components.interfaces.nsIMsgComposeService);
switch (aItem.autoResponse) {
case (Components.interfaces.calIItipItem.USER):
LOG("sendXpcomMail: Found USER autoResponse type.");
// Open a compose window
var url = "chrome://messenger/content/messengercompose/messengercompose.xul"
composeService.OpenComposeWindowWithParams(url, composeParams);
break;
case (Components.interfaces.calIItipItem.AUTO):
LOG("sendXpcomMail: Found AUTO autoResponse type.");
var ww = Components.classes["@mozilla.org/embedcomp/window-watcher;1"].
getService(Components.interfaces.nsIWindowWatcher);
var win = ww.activeWindow;
var msgCompose = Components.classes["@mozilla.org/messengercompose/compose;1"].
createInstance(Components.interfaces.nsIMsgCompose);
msgCompose.Initialize(win, composeParams);
// Fourth param is message window, fifth param is progress.
// TODO: xxx decide on whether or not we want progress window
msgCompose.SendMsg(Components.interfaces.nsIMsgCompDeliverMode.Now,
this.mDefaultIdentity,
this.mDefaultAccount.key,
null,
null);
break;
case (Components.interfaces.calIItipItem.NONE):
LOG("sendXpcomMail: Found NONE autoResponse type.");
// No response
break;
default:
// Unknown autoResponse type
throw new Error("sendXpcomMail: " +
"Unknown autoResponse type: " +
aItem.autoResponse);
}
},
_createTempIcsFile: function cietCTIF(aItem) {
var path;
var itemList = aItem.getItemList({ });
// This is a workaround until bug 353369 is fixed.
// Without it, we cannot roundtrip the METHOD property, so we must
// re-add it to the ICS data as we serialize it.
//
// Look at the implicit assumption in the code at:
// http://lxr.mozilla.org/seamonkey/source/calendar/base/src/calEvent.js#162
// and it's easy to see why.
itemList[0].setProperty("METHOD", aItem.responseMethod);
var calText = "";
for (var i = 0; i < itemList.length; i++) {
calText += itemList[i].icalString;
}
LOG("ICS to be emailed: " + calText);
try {
var dirUtils = Components.classes["@mozilla.org/file/directory_service;1"].
createInstance(Components.interfaces.nsIProperties);
var tempFile = dirUtils.get("TmpD", Components.interfaces.nsIFile);
tempFile.append("itipTemp");
tempFile.createUnique(Components.interfaces.nsIFile.NORMAL_FILE_TYPE, 0600);
var outputStream = Components.classes["@mozilla.org/network/file-output-stream;1"].
createInstance(Components.interfaces.nsIFileOutputStream);
var utf8CalText = this._convertFromUnicode("UTF-8", calText);
// Let's write the file - constants from file-utils.js
const MODE_WRONLY = 0x02;
const MODE_CREATE = 0x08;
const MODE_TRUNCATE = 0x20;
outputStream.init(tempFile,
MODE_WRONLY | MODE_CREATE | MODE_TRUNCATE,
0600, 0);
outputStream.write(utf8CalText, utf8CalText.length);
outputStream.close();
var ioService = Components.classes["@mozilla.org/network/io-service;1"].
getService(Components.interfaces.nsIIOService);
path = ioService.newFileURI(tempFile).spec;
} catch (ex) {
LOG("createTempItipFile failed! " + ex);
path = null;
}
LOG("createTempItipFile path: " + path);
return path;
},
_convertFromUnicode: function cietCFU(aCharset, aSrc) {
var unicodeConverter = Components.classes["@mozilla.org/intl/scriptableunicodeconverter"].
createInstance(Components.interfaces.nsIScriptableUnicodeConverter);
unicodeConverter.charset = aCharset;
return unicodeConverter.ConvertFromUnicode(aSrc);
}
};
/****
**** module registration
****/
var calItipEmailTransportModule = {
mCID: Components.ID("{d4d7b59e-c9e0-4a7a-b5e8-5958f85515f0}"),
mContractID: "@mozilla.org/calendar/itip-transport;1?type=email",
mUtilsLoaded: false,
loadUtils: function itipEmailLoadUtils() {
if (this.mUtilsLoaded)
return;
const jssslContractID = "@mozilla.org/moz/jssubscript-loader;1";
const jssslIID = Components.interfaces.mozIJSSubScriptLoader;
const iosvcContractID = "@mozilla.org/network/io-service;1";
const iosvcIID = Components.interfaces.nsIIOService;
var loader = Components.classes[jssslContractID].getService(jssslIID);
var iosvc = Components.classes[iosvcContractID].getService(iosvcIID);
// Note that unintuitively, __LOCATION__.parent == .
// We expect to find utils in ./../js
var appdir = __LOCATION__.parent.parent;
appdir.append("js");
var scriptName = "calUtils.js";
var f = appdir.clone();
f.append(scriptName);
try {
var fileurl = iosvc.newFileURI(f);
loader.loadSubScript(fileurl.spec, this.__parent__.__parent__);
} catch (e) {
dump("Error while loading " + fileurl.spec + "\n");
throw e;
}
this.mUtilsLoaded = true;
},
registerSelf: function (compMgr, fileSpec, location, type) {
compMgr = compMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar);
compMgr.registerFactoryLocation(this.mCID,
"Calendar iTIP Email Transport",
this.mContractID,
fileSpec,
location,
type);
},
getClassObject: function (compMgr, cid, iid) {
if (!cid.equals(this.mCID))
throw Components.results.NS_ERROR_NO_INTERFACE;
if (!iid.equals(Components.interfaces.nsIFactory))
throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
this.loadUtils();
return this.mFactory;
},
mFactory: {
createInstance: function (outer, iid) {
if (outer != null)
throw Components.results.NS_ERROR_NO_AGGREGATION;
return (new calItipEmailTransport()).QueryInterface(iid);
}
},
canUnload: function(compMgr) {
return true;
}
};
function NSGetModule(compMgr, fileSpec) {
return calItipEmailTransportModule;
}
function LOG(aString) {
if (!getPrefSafe("calendar.itip.email.log", false)) {
return;
}
var consoleService = Components.classes["@mozilla.org/consoleservice;1"].
getService(Components.interfaces.nsIConsoleService);
consoleService.logStringMessage(aString);
dump(aString + "\n");
}