eu.cedarsoft.devtools.modules.AddEmptySiteDescriptorModule Maven / Gradle / Ivy

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package eu.cedarsoft.devtools.modules;

import com.google.inject.Inject;
import eu.cedarsoft.devtools.MavenMessageHandler;
import eu.cedarsoft.devtools.MavenSupport;
import eu.cedarsoft.devtools.Module;
import eu.cedarsoft.utils.ApplicationHomeAccess;
import eu.cedarsoft.utils.CmdLine;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.filefilter.DirectoryFileFilter;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;

import java.io.File;
import java.io.FileFilter;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;

/**
 * Creates a directors for the site and adds an empty site descriptor.
 */
public class AddEmptySiteDescriptorModule implements Module {
  @NotNull
  private final MavenSupport mavenSupport;

  @NotNull
  private final ApplicationHomeAccess applicationHomeAccess;

  @NotNull
  @NonNls
  private static final String SITE_EMPTY_XML = "site_empty.xml";
  @NotNull
  @NonNls
  private static final String SITE_DEFAULT_XML = "site_default.xml";

  @Inject
  public AddEmptySiteDescriptorModule( @NotNull MavenSupport mavenSupport, @NotNull ApplicationHomeAccess applicationHomeAccess ) {
    this.mavenSupport = mavenSupport;
    this.applicationHomeAccess = applicationHomeAccess;
  }

  @NotNull
  public String getDescription() {
    return MavenMessageHandler.get( "module.add.empty.site.descriptor" );
  }

  public void process( @NotNull CmdLine cmdLine ) throws Exception {
    cmdLine.out( MavenMessageHandler.get( "creating.empty.site.descriptor" ) );

    File currentDir = new File( "." );
    createEmptySiteXml( cmdLine, currentDir );

    //Now check whether the children have poms too
    for ( File childDir : currentDir.listFiles( ( FileFilter ) DirectoryFileFilter.DIRECTORY ) ) {
      if ( !mavenSupport.doesPomExist( childDir ) ) {
        continue;
      }
      createEmptySiteXml( cmdLine, childDir );
    }

    cmdLine.success( MavenMessageHandler.get( "module.processed.successfully" ) );
  }

  private void createEmptySiteXml( @NotNull CmdLine cmdLine, @NotNull File currentDir ) throws IOException {
    File siteXml = mavenSupport.getSiteXml( currentDir );

    if ( siteXml.exists() ) {
      cmdLine.warning( MavenMessageHandler.get( "site.xml.still.exists", currentDir.getAbsolutePath() ) );
    } else {
      FileUtils.copyURLToFile( getSiteResource(), siteXml );
      cmdLine.warning( MavenMessageHandler.get( "create.site.xml", currentDir.getAbsolutePath() ) );

      //Create directories
      File siteDir = mavenSupport.getSiteDir( currentDir );
      new File( siteDir, MavenSupport.RESOURCES_DIR_NAME ).mkdir();
      new File( siteDir, "apt" ).mkdir();
      new File( siteDir, "xdoc" ).mkdir();
    }
  }

  @NotNull
  private URL getSiteResource() throws MalformedURLException {
    File defaultSite = new File( applicationHomeAccess.getApplicationHome(), SITE_DEFAULT_XML );
    if ( defaultSite.exists() ) {
      return defaultSite.toURI().toURL();
    }
    return getClass().getResource( SITE_EMPTY_XML );
  }
}