primitive text/calendar display for Thunderbird, NPOTB

calendar/lightning/components/Makefile.in

@@ -0,0 +1,52 @@
+#
+# ***** 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>
+#
+# Alternatively, the contents of this file may be used under the terms of
+# either of 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 *****
+
+DEPTH   = ../../..
+topsrcdir = @top_srcdir@
+srcdir    = @srcdir@
+VPATH   = @srcdir@
+
+include $(DEPTH)/config/autoconf.mk
+
+MODULE           = lightning
+
+EXTRA_COMPONENTS = \
+	lightningTextCalendarConverter.js \
+	$(NULL)
+
+include $(topsrcdir)/config/rules.mk

calendar/lightning/components/lightningTextCalendarConverter.js

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+/* -*- Mode: javascript; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+const CI = Components.interfaces;
+
+function ltnMimeConverter() { }
+
+ltnMimeConverter.prototype = {
+    QueryInterface: function (aIID) {
+        if (!aIID.equals(CI.nsISupports) &&
+            !aIID.equals(CI.nsISimpleMimeConverter))
+            throw Components.interfaces.NS_ERROR_NO_INTERFACE;
+
+        return this;
+    },
+
+    convertToHTML: function(contentType, data) {
+        dump("converting " + contentType + " to HTML\n");
+
+        var event = Components.classes["@mozilla.org/calendar/event;1"]
+            .createInstance(CI.calIEvent);
+        event.icalString = data;
+
+        var html = "<center><table bgcolor='#CCFFFF'>\n";
+        var organizer = event.organizer;
+        html += "<tr><td>Invitation from</td><td><a href='" +
+          organizer.id + "'>" + organizer.commonName + "</a></td></tr>\n";
+        html += "<tr><td>Subject:</td><td>" + event.title + "</td></tr>\n";
+        html += "</table></center>";
+
+        return html;
+    }
+};
+
+var myModule = {
+    registerSelf: function (compMgr, fileSpec, location, type) {
+        debug("*** Registering Lightning text/calendar handler\n");
+        compMgr = compMgr.QueryInterface(CI.nsIComponentRegistrar);
+        compMgr.registerFactoryLocation(this.myCID,
+                                        "Lightning text/calendar handler",
+                                        this.myContractID,
+                                        fileSpec,
+                                        location,
+                                        type);
+
+        var catman = Components.classes["@mozilla.org/categorymanager;1"]
+            .getService(CI.nsICategoryManager);
+
+        catman.addCategoryEntry("simple-mime-converters", "text/calendar",
+                                this.myContractID, true, true);
+    },
+
+    getClassObject: function (compMgr, cid, iid) {
+        if (!cid.equals(this.myCID))
+            throw Components.results.NS_ERROR_NO_INTERFACE;
+
+        if (!iid.equals(Components.interfaces.nsIFactory))
+            throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
+
+        return this.myFactory;
+    },
+
+    myCID: Components.ID("{c70acb08-464e-4e55-899d-b2c84c5409fa}"),
+
+    /* ProgID for this class */
+    myContractID: "@mozilla.org/lightning/mime-converter;1",
+
+    /* factory object */
+    myFactory: {
+        /*
+         * Construct an instance of the interface specified by iid, possibly
+         * aggregating it with the provided outer.  (If you don't know what
+         * aggregation is all about, you don't need to.  It reduces even the
+         * mightiest of XPCOM warriors to snivelling cowards.)
+         */
+        createInstance: function (outer, iid) {
+            if (outer != null)
+                throw Components.results.NS_ERROR_NO_AGGREGATION;
+
+            return (new ltnMimeConverter()).QueryInterface(iid);
+        }
+    },
+
+    /*
+     * The canUnload method signals that the component is about to be unloaded.
+     * C++ components can return false to indicate that they don't wish to be
+     * unloaded, but the return value from JS components' canUnload is ignored:
+     * mark-and-sweep will keep everything around until it's no longer in use,
+     * making unconditional ``unload'' safe.
+     *
+     * You still need to provide a (likely useless) canUnload method, though:
+     * it's part of the nsIModule interface contract, and the JS loader _will_
+     * call it.
+     */
+    canUnload: function(compMgr) {
+        return true;
+    }
+};
+
+function NSGetModule(compMgr, fileSpec) {
+    return myModule;
+}
+
+