/**
 * Copyright © 2001, 2002 The JA-SIG Collaborative.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the JA-SIG Collaborative
 *    (http://www.jasig.org/)."
 *
 * THIS SOFTWARE IS PROVIDED BY THE JA-SIG COLLABORATIVE "AS IS" AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE JA-SIG COLLABORATIVE OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

package  org.jasig.portal.tools;

import org.jasig.portal.IUserLayoutStore;
import org.jasig.portal.StructureStylesheetDescription;
import org.jasig.portal.ThemeStylesheetDescription;
import org.jasig.portal.UserLayoutStoreFactory;


/**
 * A utility to manage core uPortal stylesheets.
 *
 * @author <a href="mailto:pkharchenko@interactivebusiness.com">Peter Kharchenko</a>
 * @version 1.0
 */
public class RegisterStylesheet {

    public RegisterStylesheet() {
    }

    public static void main(String[] args) {
        String stylesheetURI = null;
        String stylesheetDescriptionURI = null;
        int stylesheetId = -1;
        boolean isTheme = true;
        boolean update = false;
        boolean delete = false;
        if (args.length < 3)
            printHelp();
        for (int i = 0; i < args.length; i++) {
            if (!args[i].startsWith("-")) {
                if (update) {
                    if (i <= 1 || args.length < i + 3) {
                        printHelp();
                    }

                    stylesheetURI = args[i];
                    stylesheetDescriptionURI = args[++i];
                    stylesheetId = Integer.parseInt(args[++i]);
                } else if(delete) {
                    stylesheetId = Integer.parseInt(args[i]);
                } else {
                    if (i < 1 || args.length < i + 2) {
                        printHelp();
                    }

                    stylesheetURI = args[i];
                    stylesheetDescriptionURI = args[++i];
                }
            } else if (args[i].equals("-s")) {
                isTheme = false;
            } else if (args[i].equals("-t")) {
                isTheme = true;
            } else if (args[i].equals("-u")) {
                update = true;
            } else if (args[i].equals("-d")) {
                delete = true;
            } else {
                printHelp();
                return;
            }
        }
        if(delete) {
            if(stylesheetId==-1) {
                printHelp();
                return;
            }
        } else  if (stylesheetURI == null || stylesheetDescriptionURI == null) {
            printHelp();
            return;
        }
        IUserLayoutStore ulsdb = UserLayoutStoreFactory.getUserLayoutStoreImpl();
        try {
            if (update) {
                if (isTheme) {
                    ulsdb.updateThemeStylesheetDescription(stylesheetDescriptionURI, stylesheetURI, stylesheetId);
                } else {
                    ulsdb.updateStructureStylesheetDescription(stylesheetDescriptionURI, stylesheetURI, stylesheetId);
                } 
                // verify
                if (isTheme) {
                    ThemeStylesheetDescription tsd = UserLayoutStoreFactory.getUserLayoutStoreImpl().getThemeStylesheetDescription(stylesheetId);
                } else {
                    StructureStylesheetDescription ssd = UserLayoutStoreFactory.getUserLayoutStoreImpl().getStructureStylesheetDescription(stylesheetId);
                }
            } else if (delete) {
                if (isTheme) {
                    ulsdb.removeThemeStylesheetDescription(stylesheetId);
                } else {
                    ulsdb.removeStructureStylesheetDescription(stylesheetId);
                } 
            } else {
                Integer id = null;
                if (isTheme) {
                    id = ulsdb.addThemeStylesheetDescription(stylesheetDescriptionURI, stylesheetURI);
                } else {
                    id = ulsdb.addStructureStylesheetDescription(stylesheetDescriptionURI, stylesheetURI);
                }

                if (id == null) {
                    System.out.println("Save failed!");
                    return;
                } else {
                    stylesheetId = id.intValue();
                    System.out.println("Save successfull! The new stylehseet was assigned Id="+id);
                }

                // verify
                if (isTheme) {
                    ThemeStylesheetDescription tsd = UserLayoutStoreFactory.getUserLayoutStoreImpl().getThemeStylesheetDescription(stylesheetId);
                } else {
                    StructureStylesheetDescription ssd = UserLayoutStoreFactory.getUserLayoutStoreImpl().getStructureStylesheetDescription(stylesheetId);
                }
            }

        } catch (Exception e) {
            System.out.println("An error has been encountered:");
            e.printStackTrace();
        }
    }


    private static void printHelp() {
        System.out.println("Usage: RegisterStylesheet -(s|t) [-(u|d)] [stylesheetURI] [stylesheetDescriptionURI] [stylesheetId]");
        System.out.println("The stylesheetId must be specified for update and delete operations.");
        System.out.println("The URIs must be specified for add and update operations.");
        System.out.println("The CLASSPATH environment variable should be set up to include\n"+
                           "both \"uPortal/build\" and \"uPortal/build/WEB-INF/classes\" dirs.\n\n"+
                           "For deployment all stylesheets are moved under the \"/stylesheet/\" directory,\n"+
                           "so the URI for a stylesheet will always begin with \"/stylesheet/\", unless\n"+
                           "you're specifying a global URL (which is not recommended).\n"+
                           "Stylesheet description files (.sdf) are moved to the same location, so\n"+
                           "their URI should be specified in the same manner.\n\n"+
                           "For example to specify a URI for a tab-column.xsl (part of the distribution),\n"+
                           "use \"/stylesheets/org/jasig/portal/layout/tab-column/tab-column.xsl\".\n");
        System.out.println("Flag specification:");
        System.out.println("\t-s : process structure stylesheet (either \"-t\" or \"-s\" are required on the command line)");
        System.out.println("\t-t : process theme stylesheet (either \"-t\" or \"-s\" are required on the command line)");
        System.out.println("\t-u : update stylesheet definition");
        System.out.println("\t-d : delete stylesheet definition");
        System.exit(0);
    }
}