package org.apache.maven.shared.release.exec;
   
   /*
    * 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 java.io.File;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.maven.settings.Proxy;
  import org.apache.maven.settings.Server;
  import org.apache.maven.settings.Settings;
  import org.apache.maven.settings.SettingsUtils;
  import org.apache.maven.settings.io.xpp3.SettingsXpp3Writer;
  import org.apache.maven.shared.release.ReleaseResult;
  import org.apache.maven.shared.release.env.DefaultReleaseEnvironment;
  import org.apache.maven.shared.release.env.ReleaseEnvironment;
  import org.codehaus.plexus.logging.LogEnabled;
  import org.codehaus.plexus.logging.Logger;
  import org.codehaus.plexus.util.StringUtils;
  import org.sonatype.plexus.components.cipher.DefaultPlexusCipher;
  import org.sonatype.plexus.components.cipher.PlexusCipher;
  import org.sonatype.plexus.components.cipher.PlexusCipherException;
  import org.sonatype.plexus.components.sec.dispatcher.DefaultSecDispatcher;
  import org.sonatype.plexus.components.sec.dispatcher.SecDispatcherException;
  import org.sonatype.plexus.components.sec.dispatcher.SecUtil;
  import org.sonatype.plexus.components.sec.dispatcher.model.SettingsSecurity;
  
  /**
   * 
   */
  public abstract class AbstractMavenExecutor
      implements MavenExecutor, LogEnabled
  {
  
      private Logger logger;
  
      /**
       * When this plugin requires Maven 3.0 as minimum, this component can be removed and o.a.m.s.c.SettingsDecrypter be
       * used instead.
       * 
       * @plexus.requirement role="org.sonatype.plexus.components.sec.dispatcher.SecDispatcher" role-hint="mng-4384"
       */
      private DefaultSecDispatcher secDispatcher;
  
      /**
       * @plexus.requirement
       */
      private PlexusCipher cipher;
      
      protected AbstractMavenExecutor()
      {
      }
  
      /** {@inheritDoc} */
      public void executeGoals( File workingDirectory, String goals, boolean interactive, String additionalArguments,
                                String pomFileName, ReleaseResult result )
          throws MavenExecutorException
      {
          executeGoals( workingDirectory, goals, new DefaultReleaseEnvironment(), interactive, additionalArguments,
                        pomFileName, result );
      }
  
      /** {@inheritDoc} */
      public void executeGoals( File workingDirectory, String goals, boolean interactive, String additionalArguments,
                                ReleaseResult result )
          throws MavenExecutorException
      {
          executeGoals( workingDirectory, goals, new DefaultReleaseEnvironment(), interactive, additionalArguments,
                        result );
      }
  
      /** {@inheritDoc} */
      public void executeGoals( File workingDirectory, String goals, ReleaseEnvironment releaseEnvironment,
                                boolean interactive, String arguments, ReleaseResult result )
          throws MavenExecutorException
      {
          executeGoals( workingDirectory, goals, releaseEnvironment, interactive, arguments, null, result );
      }
  
      /** {@inheritDoc} */
      public void executeGoals( File workingDirectory, String goals, ReleaseEnvironment releaseEnvironment,
                                boolean interactive, String additionalArguments, String pomFileName,
                               ReleaseResult result )
         throws MavenExecutorException
     {
         List<String> goalsList = new ArrayList<String>();
         if ( goals != null )
         {
             // accept both space and comma, so the old way still work
             // also accept line separators, so that goal lists can be spread
             // across multiple lines in the POM.
             for ( String token : StringUtils.split( goals, ", \n\r\t" ) )
             {
                 goalsList.add( token );
             }
         }
         executeGoals( workingDirectory, goalsList, releaseEnvironment, interactive, additionalArguments, pomFileName,
                       result );
     }
 
     protected abstract void executeGoals( File workingDirectory, List<String> goals,
                                           ReleaseEnvironment releaseEnvironment, boolean interactive,
                                           String additionalArguments, String pomFileName, ReleaseResult result )
         throws MavenExecutorException;
 
     protected final Logger getLogger()
     {
         return logger;
     }
 
     /** {@inheritDoc} */
     public void enableLogging( Logger logger )
     {
         this.logger = logger;
     }
 
     
     protected Settings encryptSettings( Settings settings )
     {
         Settings encryptedSettings = SettingsUtils.copySettings( settings );
         
         for ( Server server : encryptedSettings.getServers() )
         {
             String password = server.getPassword(); 
             if ( password != null && !isEncryptedString( password ) )
             {
                 try
                 {
                     server.setPassword( encryptAndDecorate( password ) );
                 }
                 catch ( IllegalStateException e )
                 {
                     // ignore
                 }
                 catch ( SecDispatcherException e )
                 {
                     // ignore
                 }
                 catch ( PlexusCipherException e )
                 {
                     // ignore
                 }
             }
 
             String passphrase = server.getPassphrase(); 
             if ( passphrase != null && !isEncryptedString( passphrase ) )
             {
                 try
                 {
                     server.setPassphrase( encryptAndDecorate( passphrase ) );
                 }
                 catch ( IllegalStateException e )
                 {
                     // ignore
                 }
                 catch ( SecDispatcherException e )
                 {
                     // ignore
                 }
                 catch ( PlexusCipherException e )
                 {
                     // ignore
                 }
             }
         }
         
         for ( Proxy proxy : encryptedSettings.getProxies() )
         {
             String password = proxy.getPassword();
             if ( password != null && !isEncryptedString( password ) )
             {
                 try
                 {
                     proxy.setPassword( encryptAndDecorate( password ) );
                 }
                 catch ( IllegalStateException e )
                 {
                     // ignore
                 }
                 catch ( SecDispatcherException e )
                 {
                     // ignore
                 }
                 catch ( PlexusCipherException e )
                 {
                     // ignore
                 }
             }
         }
         
         return encryptedSettings;
     }
     
     // From org.apache.maven.cli.MavenCli.encryption(CliRequest)
     private String encryptAndDecorate( String passwd )
         throws IllegalStateException, SecDispatcherException, PlexusCipherException
     {
         String configurationFile = secDispatcher.getConfigurationFile();
 
         if ( configurationFile.startsWith( "~" ) )
         {
             configurationFile = System.getProperty( "user.home" ) + configurationFile.substring( 1 );
         }
 
         String file = System.getProperty( DefaultSecDispatcher.SYSTEM_PROPERTY_SEC_LOCATION, configurationFile );
 
         String master = null;
 
         SettingsSecurity sec = SecUtil.read( file, true );
         if ( sec != null )
         {
             master = sec.getMaster();
         }
 
         if ( master == null )
         {
             throw new IllegalStateException( "Master password is not set in the setting security file: " + file );
         }
 
         DefaultPlexusCipher cipher = new DefaultPlexusCipher();
         String masterPasswd = cipher.decryptDecorated( master, DefaultSecDispatcher.SYSTEM_PROPERTY_SEC_LOCATION );
         return cipher.encryptAndDecorate( passwd, masterPasswd );
     }
     
     private boolean isEncryptedString( String str )
     {
         return cipher.isEncryptedString( str );
     }
 
     protected SettingsXpp3Writer getSettingsWriter()
     {
         return new SettingsXpp3Writer();
     }
 }