package org.apache.maven.report.projectinfo;

 /*

  * 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.util.ArrayList;

 import java.util.Collections;

 import java.util.Comparator;

 import java.util.List;

 import java.util.Locale;

 import java.util.Set;

 import org.apache.maven.artifact.Artifact;

 import org.apache.maven.artifact.factory.ArtifactFactory;

 import org.apache.maven.artifact.repository.ArtifactRepository;

 import org.apache.maven.artifact.versioning.VersionRange;

 import org.apache.maven.doxia.sink.Sink;

 import org.apache.maven.plugin.logging.Log;

 import org.apache.maven.project.MavenProject;

 import org.apache.maven.project.MavenProjectBuilder;

 import org.apache.maven.project.ProjectBuildingException;

 import org.codehaus.plexus.i18n.I18N;

 import org.codehaus.plexus.util.StringUtils;

 /**

  * Generates the Project Plugins report.

  *

  * @author <a href="mailto:vincent.siveton@gmail.com">Vincent Siveton</a>

  * @version $Id: PluginsReport.java 1038048 2010-11-23 10:52:14Z vsiveton $

  * @since 2.1

  * @goal plugins

  * @requiresDependencyResolution test

  */

 public class PluginsReport

     extends AbstractProjectInfoReport

 {

     // ----------------------------------------------------------------------

     // Mojo components

     // ----------------------------------------------------------------------

     /**

      * Maven Project Builder component.

      *

      * @component

      */

     private MavenProjectBuilder mavenProjectBuilder;

     /**

      * Maven Artifact Factory component.

      *

      * @component

      */

     private ArtifactFactory artifactFactory;

     // ----------------------------------------------------------------------

     // Public methods

     // ----------------------------------------------------------------------

     @Override

     public void executeReport( Locale locale )

     {

         @SuppressWarnings( "unchecked" )

         PluginsRenderer r = new PluginsRenderer( getLog(), getSink(), locale, getI18N( locale ), project.getPluginArtifacts(),

                                                  project.getReportArtifacts(), project, mavenProjectBuilder,

                                                  artifactFactory, localRepository );

         r.render();

     }

     /** {@inheritDoc} */

     public String getOutputName()

     {

         return "plugins";

     }

     @Override

     protected String getI18Nsection()

     {

         return "plugins";

     }

     @Override

     public boolean canGenerateReport()

     {

         return ( project.getPluginArtifacts() != null && !project.getPluginArtifacts().isEmpty() )

             || ( project.getReportArtifacts() != null && !project.getReportArtifacts().isEmpty() );

     }

     // ----------------------------------------------------------------------

     // Private

     // ----------------------------------------------------------------------

     /**

      * Internal renderer class

      */

     protected static class PluginsRenderer

         extends AbstractProjectInfoRenderer

     {

         private final Log log;

         private final List<Artifact> plugins;

         private final List<Artifact> reports;

         private final MavenProject project;

         private final MavenProjectBuilder mavenProjectBuilder;

         private final ArtifactFactory artifactFactory;

         private final ArtifactRepository localRepository;

         /**

          * @param log

          * @param sink

          * @param locale

          * @param i18n

          * @param plugins

          * @param reports

          * @param project

          * @param mavenProjectBuilder

          * @param artifactFactory

          * @param localRepository

          */

         public PluginsRenderer( Log log, Sink sink, Locale locale, I18N i18n, Set<Artifact> plugins,

                                 Set<Artifact> reports, MavenProject project, MavenProjectBuilder mavenProjectBuilder,

                                 ArtifactFactory artifactFactory, ArtifactRepository localRepository )

         {

             super( sink, i18n, locale );

             this.log = log;

             this.plugins = new ArrayList<Artifact>( plugins );

             this.reports = new ArrayList<Artifact>( reports );

             this.project = project;

             this.mavenProjectBuilder = mavenProjectBuilder;

             this.artifactFactory = artifactFactory;

             this.localRepository = localRepository;

         }

         @Override

         protected String getI18Nsection()

         {

             return "plugins";

         }

         @Override

         public void renderBody()

         {

             // === Section: Project Plugins.

             renderSectionPlugins( true );

             // === Section: Project Reports.

             renderSectionPlugins( false );

         }

         /**

          * @param isPlugins <code>true</code> to use <code>plugins</code> variable, <code>false</code> to use

          * <code>reports</code> variable.

          */

         private void renderSectionPlugins( boolean isPlugins )

         {

             List<Artifact> list = ( isPlugins ? plugins : reports );

             String[] tableHeader = getPluginTableHeader();

             startSection( ( isPlugins ? getI18nString( "title" )

                                      : getI18nString( "report.title" ) ) );

             if ( list == null || list.isEmpty() )

             {

                 paragraph(  ( isPlugins ? getI18nString( "nolist" )

                                         : getI18nString( "report.nolist" ) ) );

                 endSection();

                 return;

             }

             Collections.sort( list, getArtifactComparator() );

             startTable();

             tableHeader( tableHeader );

             for ( Artifact artifact : list )

             {

                 VersionRange versionRange;

                 if ( StringUtils.isEmpty( artifact.getVersion() ) )

                 {

                     versionRange = VersionRange.createFromVersion( Artifact.RELEASE_VERSION );

                 }

                 else

                 {

                     versionRange = VersionRange.createFromVersion( artifact.getVersion() );

                 }

                 Artifact pluginArtifact = artifactFactory.createParentArtifact( artifact.getGroupId(), artifact

                     .getArtifactId(), versionRange.toString() );

                 @SuppressWarnings( "unchecked" )

                 List<ArtifactRepository> artifactRepositories = project.getPluginArtifactRepositories();

                 if ( artifactRepositories == null )

                 {

                     artifactRepositories = new ArrayList<ArtifactRepository>();

                 }

                 try

                 {

                     MavenProject pluginProject = mavenProjectBuilder.buildFromRepository( pluginArtifact,

                                                                                           artifactRepositories,

                                                                                           localRepository );

                     tableRow( getPluginRow( pluginProject.getGroupId(), pluginProject.getArtifactId(), pluginProject

                                             .getVersion(), pluginProject.getUrl() ) );

                 }

                 catch ( ProjectBuildingException e )

                 {

                     log.info( "Could not build project for: " + artifact.getArtifactId() + ":" + e.getMessage(), e );

                     tableRow( getPluginRow( artifact.getGroupId(), artifact.getArtifactId(), artifact.getVersion(),

                                             null ) );

                 }

             }

             endTable();

             endSection();

         }

         // ----------------------------------------------------------------------

         // Private methods

         // ----------------------------------------------------------------------

         private String[] getPluginTableHeader()

         {

             // reused key...

             String groupId = getI18nString( "dependencyManagement", "column.groupId" );

             String artifactId = getI18nString( "dependencyManagement", "column.artifactId" );

             String version = getI18nString( "dependencyManagement", "column.version" );

             return new String[] { groupId, artifactId, version };

         }

         private String[] getPluginRow( String groupId, String artifactId, String version, String link )

         {

             artifactId = ProjectInfoReportUtils.getArtifactIdCell( artifactId, link );

             return new String[] { groupId, artifactId, version };

         }

         private Comparator<Artifact> getArtifactComparator()

         {

             return new Comparator<Artifact>()

             {

                 /** {@inheritDoc} */

                 public int compare( Artifact a1, Artifact a2 )

                 {

                     int result = a1.getGroupId().compareTo( a2.getGroupId() );

                     if ( result == 0 )

                     {

                         result = a1.getArtifactId().compareTo( a2.getArtifactId() );

                     }

                     return result;

                 }

             };

         }

     }

 }