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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

package ifc.script.framework;

import java.io.File;
import drafts.com.sun.star.script.framework.storage.XScriptStorageManager;

import com.sun.star.uno.UnoRuntime;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.uno.XInterface;
import com.sun.star.ucb.XSimpleFileAccess;
import com.sun.star.beans.XPropertySet;
import com.sun.star.uno.XComponentContext;

public class ScriptingUtils {
    private XScriptStorageManager storageManager;
    private static ScriptingUtils utils;

    private ScriptingUtils() {
    }

    public static ScriptingUtils getDefault() {
        if (utils == null) {
            synchronized (ScriptingUtils.class) {
                if (utils == null)
                    utils = new ScriptingUtils();
            }
        }
        return utils;
    }

    public static void cleanUserDir() {
    }

    public static void cleanShareDir() {
    }

    public Object getScriptStorage(XMultiServiceFactory xMSF, String location) {
        int id = getStorageId(xMSF, location);
        return storageManager.getScriptStorage(id);
    }

    public int getStorageId(XMultiServiceFactory xMSF, String location) {

        if (location.equals("share"))
            return 0;

        if (location.equals("user"))
            return 1;

        XSimpleFileAccess access = null;
        String uri = util.utils.getFullTestURL(location);

        if (storageManager == null) {
            try {
                XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(
                    XPropertySet.class, xMSF);

                XComponentContext xContext = (XComponentContext)
                    UnoRuntime.queryInterface(XComponentContext.class,
                    xProp.getPropertyValue("DefaultContext"));

                XInterface ifc = (XInterface)
                    xContext.getValueByName("/singletons/drafts.com.sun.star." +
                    "script.framework.storage.theScriptStorageManager");

                storageManager = (XScriptStorageManager)
                    UnoRuntime.queryInterface(XScriptStorageManager.class, ifc);
            }
            catch( Exception e ) {
                return -1;
            }
        }

        access = getXSimpleFileAccess(xMSF);
        if (access == null)
            return -1;

        int id = storageManager.createScriptStorageWithURI(access, uri);

        return id;
    }

    public XSimpleFileAccess getXSimpleFileAccess(XMultiServiceFactory xMSF) {
        XSimpleFileAccess access = null;

        try {
            Object fa =
                xMSF.createInstance("com.sun.star.ucb.SimpleFileAccess");

            access = (XSimpleFileAccess)
                UnoRuntime.queryInterface(XSimpleFileAccess.class, fa);
        }
        catch (com.sun.star.uno.Exception e) {
            return null;
        }
        return access;
    }
}