Opens Firefox special folder (profile, chrome or installaton folder) For Ubiquity 0.5

open_folder.ubiq.js

function openSpecialFolder(aFolderType) {
        var dirService = Components.classes['@mozilla.org/file/directory_service;1']
                                   .getService(Components.interfaces.nsIProperties);
        var dir = dirService.get(aFolderType, Components.interfaces.nsIFile);
        var iDirectory = getLocalFileInterface(dir.path);

        try {
                iDirectory.reveal();
        } catch (ex) {
                // if reveal failed for some reason (eg on unix it's not currently
                // implemented), send the file: URL to the OS handler for that protocol

                var uri = Components.classes["@mozilla.org/network/io-service;1"]
                                    .getService(Components.interfaces.nsIIOService)
                                    .newFileURI(iDirectory);
                var protocolSvc = Components.classes["@mozilla.org/uriloader/external-protocol-service;1"]
                                            .getService(Components.interfaces.nsIExternalProtocolService);
                protocolSvc.loadUrl(uri);
        }
};

function getLocalFileInterface(filePath) {
        try {
                var localFileInterface = Components.classes["@mozilla.org/file/local;1"]
                                        .createInstance(Components.interfaces.nsILocalFile);
                localFileInterface.initWithPath(filePath);
                return localFileInterface;
        } catch (ex) {
                return null;
        }
};

noun_type_folder = new CmdUtils.NounType( 'Folder Type', [ "Profile", "Chrome", "Installation" ]);

CmdUtils.CreateCommand({
  names:        ['open-folder'],
  icon:         'chrome://global/skin/icons/folder-item.png',
  //homepage:     
  author:       {name: 'esquifit'},
  license:      'Public Software',
  description:  'Opens Firefox special folder (profile, chrome or installaton folder)',
  help:         'Select desired folder type. If no folder type is given, "profile" is assumed.',

  arguments: [{ role:    'object',
                label:   'Folder type', 
                nountype: noun_type_folder }],

  preview: function(pblock, args) {
    pblock.innerHTML = 'Open ' + args.object.text;
  },

  execute: function(args) {

    switch(args.object.text){
        case 'Chrome':       type = 'UChrm';    break;
        case 'Installation': type = 'CurProcD'; break;
        default:             type = 'ProfD'; 
    }
    //displayMessage("Selected type: " + type);
    openSpecialFolder(type);
  }
});