package org.apache.maven.scm.provider.vss.commands.changelog;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 import org.apache.maven.scm.ScmBranch;

 import org.apache.maven.scm.ScmException;

 import org.apache.maven.scm.ScmFileSet;

 import org.apache.maven.scm.command.changelog.AbstractChangeLogCommand;

 import org.apache.maven.scm.command.changelog.ChangeLogScmResult;

 import org.apache.maven.scm.command.changelog.ChangeLogSet;

 import org.apache.maven.scm.provider.ScmProviderRepository;

 import org.apache.maven.scm.provider.vss.commands.VssCommandLineUtils;

 import org.apache.maven.scm.provider.vss.commands.VssConstants;

 import org.apache.maven.scm.provider.vss.repository.VssScmProviderRepository;

 import org.codehaus.plexus.util.cli.CommandLineUtils;

 import org.codehaus.plexus.util.cli.Commandline;

 import java.text.SimpleDateFormat;

 import java.util.Date;

 import java.util.Locale;

 /**

  * @author <a href="mailto:triek@thrx.de">Thorsten Riek</a>

  * @author Olivier Lamy

  * @version $Id: VssHistoryCommand.java 1054408 2011-01-02 14:05:25Z olamy $

  */

 public class VssHistoryCommand

     extends AbstractChangeLogCommand

 {

     /** {@inheritDoc} */

     protected ChangeLogScmResult executeChangeLogCommand( ScmProviderRepository repository, ScmFileSet fileSet,

                                                           Date startDate, Date endDate, ScmBranch branch,

                                                           String datePattern )

         throws ScmException

     {

         VssScmProviderRepository repo = (VssScmProviderRepository) repository;

         Commandline cl = buildCmdLine( repo, fileSet, startDate, endDate );

         if ( getLogger().isInfoEnabled() )

         {

             getLogger().info( "Executing: " + cl );

             getLogger().info( "Working directory: " + cl.getWorkingDirectory().getAbsolutePath() );

         }

         VssChangeLogConsumer consumer = new VssChangeLogConsumer( repo, datePattern, getLogger() );

         CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer();

         int exitCode = VssCommandLineUtils.executeCommandline( cl, consumer, stderr, getLogger() );

         if ( exitCode != 0 )

         {

             return new ChangeLogScmResult( cl.toString(), "The vss command failed.", stderr.getOutput(), false );

         }

         return new ChangeLogScmResult( cl.toString(),

                                        new ChangeLogSet( consumer.getModifications(), startDate, endDate ) );

     }

     public Commandline buildCmdLine( VssScmProviderRepository repo, ScmFileSet fileSet, Date startDate, Date endDate )

         throws ScmException

     {

         Commandline command = new Commandline();

         command.setWorkingDirectory( fileSet.getBasedir().getAbsolutePath() );

         try

         {

             command.addSystemEnvironment();

         }

         catch ( Exception e )

         {

             throw new ScmException( "Can't add system environment.", e );

         }

         command.addEnvironment( "SSDIR", repo.getVssdir() );

         String ssDir = VssCommandLineUtils.getSsDir();

         command.setExecutable( ssDir + VssConstants.SS_EXE );

         command.createArg().setValue( VssConstants.COMMAND_HISTORY );

         command.createArg().setValue( VssConstants.PROJECT_PREFIX + repo.getProject() );

         //User identification to get access to vss repository

         if ( repo.getUserPassword() != null )

         {

             command.createArg().setValue( VssConstants.FLAG_LOGIN + repo.getUserPassword() );

         }

         //Display the history of an entire project list

         command.createArg().setValue( VssConstants.FLAG_RECURSION );

         //Ignore: Do not ask for input under any circumstances.

         command.createArg().setValue( VssConstants.FLAG_AUTORESPONSE_DEF );

         //Display only versions that fall within specified data range.

         if ( startDate != null )

         {

             if ( endDate == null )

             {

                 endDate = new Date(); // = now

             }

             SimpleDateFormat sdf = new SimpleDateFormat( "dd/MM/yyyy", Locale.ENGLISH );

             String dateRange = sdf.format( endDate ) + "~" + sdf.format( startDate );

             command.createArg().setValue( VssConstants.FLAG_VERSION_DATE + dateRange );

         }

         return command;

     }

 }