/* ***** 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 Places.
 *
 * The Initial Developer of the Original Code is
 * Google Inc.
 * Portions created by the Initial Developer are Copyright (C) 2005
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *  Brian Ryner <bryner@brianryner.com>
 *  Dietrich Ayala <dietrich@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 ***** */

const NS_APP_USER_PROFILE_50_DIR = "ProfD";
const NS_APP_HISTORY_50_FILE = "UHist";

const Ci = Components.interfaces;
const Cc = Components.classes;
const Cr = Components.results;

// If there's no location registered for the profile direcotry, register one now.
let dirSvc = Cc["@mozilla.org/file/directory_service;1"].getService(Ci.nsIProperties);
let profileDir = null;
try {
  profileDir = dirSvc.get(NS_APP_USER_PROFILE_50_DIR, Ci.nsIFile);
} catch (e) {}
if (!profileDir) {
  // Register our own provider for the profile directory.
  // It will simply return the current directory.
  let provider = {
    getFile: function(prop, persistent) {
      persistent.value = true;
      if (prop == NS_APP_USER_PROFILE_50_DIR) {
        return dirSvc.get("CurProcD", Ci.nsIFile);
      }
      if (prop == NS_APP_HISTORY_50_FILE) {
        let histFile = dirSvc.get("CurProcD", Ci.nsIFile);
        histFile.append("history.dat");
        return histFile;
      }
      throw Cr.NS_ERROR_FAILURE;
    },
    QueryInterface: function(iid) {
      if (iid.equals(Ci.nsIDirectoryServiceProvider) ||
          iid.equals(Ci.nsISupports)) {
        return this;
      }
      throw Cr.NS_ERROR_NO_INTERFACE;
    }
  };
  dirSvc.QueryInterface(Ci.nsIDirectoryService).registerProvider(provider);
}

// Delete a previously created sqlite file
function clearDB() {
  try {
    let file = dirSvc.get('ProfD', Ci.nsIFile);
    file.append("places.sqlite");
    if (file.exists())
      file.remove(false);
  } catch(ex) { dump("Exception: " + ex); }
}
clearDB();
