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Text File  |  2008-01-30  |  11KB  |  274 lines
  1. /* -*- Mode: javascript; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
  2. /* ***** BEGIN LICENSE BLOCK *****
  3.  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  4.  *
  5.  * The contents of this file are subject to the Mozilla Public License Version
  6.  * 1.1 (the "License"); you may not use this file except in compliance with
  7.  * the License. You may obtain a copy of the License at
  8.  * http://www.mozilla.org/MPL/
  9.  *
  10.  * Software distributed under the License is distributed on an "AS IS" basis,
  11.  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12.  * for the specific language governing rights and limitations under the
  13.  * License.
  14.  *
  15.  * The Original Code is Lightning code.
  16.  *
  17.  * The Initial Developer of the Original Code is Oracle Corporation
  18.  * Portions created by the Initial Developer are Copyright (C) 2005
  19.  * the Initial Developer. All Rights Reserved.
  20.  *
  21.  * Contributor(s):
  22.  *   Mike Shaver <shaver@mozilla.org>
  23.  *   Clint Talbert <ctalbert.moz@gmail.com>
  24.  *   Matthew Willis <lilmatt@mozilla.com>
  25.  *   Mauro Cicognini <mcicogni@libero.it>
  26.  *
  27.  * Alternatively, the contents of this file may be used under the terms of
  28.  * either the GNU General Public License Version 2 or later (the "GPL"), or 
  29.  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  30.  * in which case the provisions of the GPL or the LGPL are applicable instead
  31.  * of those above. If you wish to allow use of your version of this file only
  32.  * under the terms of either the GPL or the LGPL, and not to allow others to
  33.  * use your version of this file under the terms of the MPL, indicate your
  34.  * decision by deleting the provisions above and replace them with the notice
  35.  * and other provisions required by the GPL or the LGPL. If you do not delete
  36.  * the provisions above, a recipient may use your version of this file under
  37.  * the terms of any one of the MPL, the GPL or the LGPL.
  38.  *
  39.  * ***** END LICENSE BLOCK ***** */
  40.  
  41. function makeTableRow(val) {
  42.     return "<tr><td>" + val[0] + "</td><td>" + val[1] + "</td></tr>\n";
  43. }
  44.  
  45. function getLightningStringBundle()
  46. {
  47.     var svc = Components.classes["@mozilla.org/intl/stringbundle;1"].
  48.               getService(Components.interfaces.nsIStringBundleService);
  49.     return svc.createBundle("chrome://lightning/locale/lightning.properties");
  50. }
  51.  
  52. function createHtmlTableSection(label, text)
  53. {
  54.     var tblRow = <tr>
  55.                     <td class="description">
  56.                         <p>{label}</p>
  57.                     </td>
  58.                     <td class="content">
  59.                         <p>{text}</p>
  60.                     </td>
  61.                  </tr>;
  62.     return tblRow;
  63. }
  64.  
  65. function createHtml(event)
  66. {
  67.     // Creates HTML using the Node strings in the properties file
  68.     var stringBundle = getLightningStringBundle();
  69.     var html;
  70.     if (stringBundle) {
  71.         // Using e4x javascript support here
  72.         html =
  73.                <html>
  74.                <head>
  75.                     <meta http-equiv='Content-Type' content='text/html; charset=utf-8'/>
  76.                     <link rel='stylesheet' type='text/css' href='chrome://lightning/skin/imip.css'/>
  77.                </head>
  78.                <body>
  79.                     <table>
  80.                     </table>
  81.                </body>
  82.                </html>;
  83.         // Create header row
  84.         var labelText = stringBundle.GetStringFromName("imipHtml.header");
  85.         html.body.table.appendChild(
  86.             <tr>
  87.                 <td colspan="3" class="header">
  88.                     <p class="header">{labelText}</p>
  89.                 </td>
  90.             </tr>
  91.         );
  92.         if (event.title) {
  93.             labelText = stringBundle.GetStringFromName("imipHtml.summary");
  94.             html.body.table.appendChild(createHtmlTableSection(labelText,
  95.                                                                event.title));
  96.         }
  97.  
  98.         var eventLocation = event.getProperty("LOCATION");
  99.         if (eventLocation) {
  100.             labelText = stringBundle.GetStringFromName("imipHtml.location");
  101.             html.body.table.appendChild(createHtmlTableSection(labelText,
  102.                                                                eventLocation));
  103.         }
  104.  
  105.         var dateFormatter = Components.classes["@mozilla.org/calendar/datetime-formatter;1"]
  106.                                   .getService(Components.interfaces.calIDateTimeFormatter);
  107.         var startString = new Object();
  108.         var endString = new Object();
  109.         dateFormatter.formatInterval(event.startDate.getInTimezone(calendarDefaultTimezone()),
  110.                                      event.endDate.getInTimezone(calendarDefaultTimezone()),
  111.                                      startString, endString);
  112.         var dateString = startString.value + " - " + endString.value;
  113.  
  114.         var labelText = stringBundle.GetStringFromName("imipHtml.when");
  115.         html.body.table.appendChild(createHtmlTableSection(labelText,
  116.                                                            dateString));
  117.  
  118.         if (event.organizer &&
  119.             (event.organizer.commonName || event.organizer.id))
  120.         {
  121.             labelText = stringBundle.GetStringFromName("imipHtml.organizer");
  122.             // Trim any instances of "mailto:" for better readibility.
  123.             var orgname = event.organizer.commonName ||
  124.                           event.organizer.id.replace(/mailto:/ig, "");
  125.             html.body.table.appendChild(createHtmlTableSection(labelText, orgname));
  126.         }
  127.  
  128.         var eventDescription = event.getProperty("DESCRIPTION");
  129.         if (eventDescription) {
  130.             // Remove the useless "Outlookism" squiggle.
  131.             var desc = eventDescription.replace("*~*~*~*~*~*~*~*~*~*", "");
  132.  
  133.             labelText = stringBundle.GetStringFromName("imipHtml.description");
  134.             html.body.table.appendChild(createHtmlTableSection(labelText,desc));
  135.         }
  136.  
  137.         var eventComment = event.getProperty("COMMENT");
  138.         if (eventComment) {
  139.             labelText = stringBundle.GetStringFromName("imipHtml.Comment");
  140.             html.body.table.appendChild(createHtmlTableSection(labelText,eventComment));
  141.         }
  142.     }
  143.  
  144.     return html;
  145. }
  146.  
  147. function ltnMimeConverter() { }
  148.  
  149. ltnMimeConverter.prototype = {
  150.     QueryInterface: function QI(aIID) {
  151.         if (!aIID.equals(Components.interfaces.nsISupports) &&
  152.             !aIID.equals(Components.interfaces.nsISimpleMimeConverter))
  153.         {
  154.             throw Components.results.NS_ERROR_NO_INTERFACE;
  155.         }
  156.  
  157.         return this;
  158.     },
  159.  
  160.     mUri: null,
  161.     get uri() {
  162.         return this.mUri;
  163.     },
  164.     set uri(aUri) {
  165.         return (this.mUri = aUri);
  166.     },
  167.  
  168.     convertToHTML: function lmcCTH(contentType, data) {
  169.         var event = Components.classes["@mozilla.org/calendar/event;1"].
  170.                     createInstance(Components.interfaces.calIEvent);
  171.         event.icalString = data;
  172.         var html = createHtml(event);
  173.  
  174.         try {
  175.             var itipItem = Components.classes["@mozilla.org/calendar/itip-item;1"].
  176.                            createInstance(Components.interfaces.calIItipItem);
  177.             itipItem.init(data);
  178.  
  179.             // this.mUri is the message URL that we are processing.
  180.             // We use it to get the nsMsgHeaderSink to store the calItipItem.
  181.             if (this.mUri) {
  182.                 var msgUrl = this.mUri.QueryInterface(Components.interfaces.nsIMsgMailNewsUrl);
  183.                 var sinkProps = msgUrl.msgWindow.msgHeaderSink.properties;
  184.                 sinkProps.setPropertyAsInterface("itipItem", itipItem);
  185.             
  186.                 // Notify the observer that the itipItem is available
  187.                 var observer = Components.classes["@mozilla.org/observer-service;1"].
  188.                                getService(Components.interfaces.nsIObserverService);
  189.                 observer.notifyObservers(null, "onItipItemCreation", 0);
  190.             } else {
  191.                 // Thunderbird 1.5.x case: We have no choice but to try
  192.                 // sending the iTIP item directly with the notification
  193.                 var observer = Components.classes["@mozilla.org/observer-service;1"].
  194.                                getService(Components.interfaces.nsIObserverService);
  195.                 observer.notifyObservers(itipItem, "onItipItemCreation", 0);
  196.             }
  197.  
  198.         } catch (e) {
  199.             Components.utils.reportError("convertToHTML: " +
  200.                                          "Cannot create itipItem: " + e);
  201.         }
  202.  
  203.         return html;
  204.     }
  205. };
  206.  
  207. var myModule = {
  208.     registerSelf: function RS(aCompMgr, aFileSpec, aLocation, aType) {
  209.         debug("*** Registering Lightning text/calendar handler\n");
  210.         var compMgr = aCompMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar);
  211.         compMgr.registerFactoryLocation(this.myCID,
  212.                                         "Lightning text/calendar handler",
  213.                                         this.myContractID,
  214.                                         aFileSpec,
  215.                                         aLocation,
  216.                                         aType);
  217.  
  218.         var catman = Components.classes["@mozilla.org/categorymanager;1"]
  219.                                .getService(Components.interfaces.nsICategoryManager);
  220.  
  221.         catman.addCategoryEntry("simple-mime-converters", "text/calendar",
  222.                                 this.myContractID, true, true);
  223.     },
  224.  
  225.     mScriptsLoaded: false,
  226.     getClassObject: function GCO(aCompMgr, aCid, aIid) {
  227.         if (!this.mScriptsLoaded) {
  228.             // loading extra scripts from ../js:
  229.             const scripts = [ "calUtils.js" ];
  230.             var scriptLoader = Components.classes["@mozilla.org/moz/jssubscript-loader;1"]
  231.                                          .createInstance(Components.interfaces.mozIJSSubScriptLoader);
  232.             var ioService = Components.classes["@mozilla.org/network/io-service;1"]
  233.                                       .getService(Components.interfaces.nsIIOService);
  234.             var baseDir = __LOCATION__.parent.parent;
  235.             baseDir.append("js");
  236.             for each (var script in scripts) {
  237.                 var scriptFile = baseDir.clone();
  238.                 scriptFile.append(script);
  239.                 scriptLoader.loadSubScript(ioService.newFileURI(scriptFile).spec, null);
  240.             }
  241.             this.mScriptsLoaded = true;
  242.         }
  243.  
  244.         if (!aCid.equals(this.myCID)) {
  245.             throw Components.results.NS_ERROR_NO_INTERFACE;
  246.         }
  247.         if (!aIid.equals(Components.interfaces.nsIFactory)) {
  248.             throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
  249.         }
  250.         return this.myFactory;
  251.     },
  252.  
  253.     myCID: Components.ID("{c70acb08-464e-4e55-899d-b2c84c5409fa}"),
  254.  
  255.     myContractID: "@mozilla.org/lightning/mime-converter;1",
  256.  
  257.     myFactory: {
  258.         createInstance: function mfCI(aOuter, aIid) {
  259.             if (aOuter != null) {
  260.                 throw Components.results.NS_ERROR_NO_AGGREGATION;
  261.             }
  262.             return (new ltnMimeConverter()).QueryInterface(aIid);
  263.         }
  264.     },
  265.  
  266.     canUnload: function CU(aCompMgr) {
  267.         return true;
  268.     }
  269. };
  270.  
  271. function NSGetModule(compMgr, fileSpec) {
  272.     return myModule;
  273. }
  274.