/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.libraries.pensol.vfs;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.cookie.CookiePolicy;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.params.HttpClientParams;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.commons.vfs2.FileName;
import org.apache.commons.vfs2.FileSystemException;
import org.pentaho.reporting.libraries.base.config.Configuration;
import org.pentaho.reporting.libraries.base.util.IOUtils;
import org.pentaho.reporting.libraries.base.util.MemoryByteArrayOutputStream;
import org.pentaho.reporting.libraries.pensol.LibPensolBoot;
import java.io.IOException;
import java.io.InputStream;
import java.net.URLEncoder;
import java.text.MessageFormat;
public class LocalFileModel extends XmlSolutionFileModel {
private static final Log logger = LogFactory.getLog( LocalFileModel.class );
private String url;
private String username;
private String password;
private HttpClient client;
public LocalFileModel( final String url,
final HttpClient client,
final String username,
final String password ) {
if ( url == null ) {
throw new NullPointerException();
}
this.url = url;
this.username = username;
this.password = password;
this.client = client;
this.client.getParams().setCookiePolicy( CookiePolicy.BROWSER_COMPATIBILITY );
this.client.getParams().setParameter( HttpClientParams.MAX_REDIRECTS, Integer.valueOf( 10 ) );
this.client.getParams().setParameter( HttpClientParams.ALLOW_CIRCULAR_REDIRECTS, Boolean.TRUE );
this.client.getParams().setParameter( HttpClientParams.REJECT_RELATIVE_REDIRECT, Boolean.FALSE );
}
public void refresh() throws IOException {
getDescriptionEntries().clear();
final Configuration configuration = LibPensolBoot.getInstance().getGlobalConfig();
final String service = configuration.getConfigProperty
( "org.pentaho.reporting.libraries.pensol.web.LoadRepositoryDoc" );
final PostMethod filePost = new PostMethod( url + service );
logger.debug( "Connecting to '" + url + service + '\'' );
filePost.setRequestHeader( "Content-Type", "application/x-www-form-urlencoded; charset=utf-8" );
if ( username != null ) {
filePost.addParameter( "userid", username );
}
if ( password != null ) {
filePost.addParameter( "password", password );
}
final int lastStatus = client.executeMethod( filePost );
if ( lastStatus == HttpStatus.SC_UNAUTHORIZED ) {
throw new IOException( "401: User authentication failed." );
} else if ( lastStatus == HttpStatus.SC_NOT_FOUND ) {
throw new IOException( "404: Repository service not found on server." );
} else if ( lastStatus != HttpStatus.SC_OK ) {
throw new IOException( "Server error: HTTP lastStatus code " + lastStatus );
}
final InputStream postResult = filePost.getResponseBodyAsStream();
try {
setRoot( performParse( postResult ) );
} finally {
postResult.close();
}
}
/**
* @noinspection ThrowCaughtLocally
*/
protected byte[] getDataInternally( final FileInfo fileInfo ) throws FileSystemException {
final PostMethod filePost = new PostMethod( fileInfo.getUrl() );
filePost.setRequestHeader( "Content-Type", "application/x-www-form-urlencoded; charset=utf-8" );
if ( username != null ) {
filePost.addParameter( "userid", username );
}
if ( password != null ) {
filePost.addParameter( "password", password );
}
try {
final int lastStatus = client.executeMethod( filePost );
if ( lastStatus == HttpStatus.SC_UNAUTHORIZED ) {
throw new FileSystemException( "401: User authentication failed." );
} else if ( lastStatus == HttpStatus.SC_NOT_FOUND ) {
throw new FileSystemException( "404: Repository service not found on server." );
} else if ( lastStatus != HttpStatus.SC_OK ) {
throw new FileSystemException( "Server error: HTTP lastStatus code " + lastStatus );
}
final InputStream postResult = filePost.getResponseBodyAsStream();
try {
final MemoryByteArrayOutputStream bout = new MemoryByteArrayOutputStream();
IOUtils.getInstance().copyStreams( postResult, bout );
return bout.toByteArray();
} finally {
postResult.close();
}
} catch ( FileSystemException ioe ) {
throw ioe;
} catch ( IOException ioe ) {
throw new FileSystemException( "Failed", ioe );
}
}
public void createFolder( final FileName file ) throws FileSystemException {
final String[] fileName = computeFileNames( file );
if ( fileName.length < 2 ) {
throw new FileSystemException( "Cannot create directory in the root." );
}
final String[] parentPath = new String[ fileName.length - 1 ];
System.arraycopy( fileName, 0, parentPath, 0, parentPath.length );
final FileInfo fileInfo = lookupNode( parentPath );
if ( fileInfo == null ) {
throw new FileSystemException( "Cannot locate parent directory." );
}
try {
final String solution = fileName[ 0 ];
final String path = buildPath( fileName, 1, fileName.length - 1 );
final String name = fileName[ fileName.length - 1 ];
String description = getDescriptionEntries().get( file );
if ( description == null ) {
description = "";
}
final Configuration config = LibPensolBoot.getInstance().getGlobalConfig();
final String urlMessage =
config.getConfigProperty( "org.pentaho.reporting.libraries.pensol.web.CreateNewFolder" );
final MessageFormat fmt = new MessageFormat( urlMessage );
final String fullpath = fmt.format( new Object[] {
URLEncoder.encode( solution, "UTF-8" ),
URLEncoder.encode( path, "UTF-8" ),
URLEncoder.encode( name, "UTF-8" ),
URLEncoder.encode( description, "UTF-8" )
} );
final PostMethod filePost = new PostMethod( url + fullpath );
if ( username != null ) {
filePost.addParameter( "user", username );
}
if ( password != null ) {
filePost.addParameter( "password", password );
}
filePost.setRequestHeader( "Content-Type", "application/x-www-form-urlencoded; charset=utf-8" );
final int lastStatus = client.executeMethod( filePost );
if ( lastStatus != HttpStatus.SC_OK ) {
throw new FileSystemException( "Server error: HTTP status code " + lastStatus );
}
if ( name == null ) {
throw new FileSystemException( "Error creating folder: Empty name" );
}
new FileInfo( fileInfo, name, description );
} catch ( FileSystemException fse ) {
throw fse;
} catch ( IOException ioe ) {
throw new FileSystemException( "Failed", ioe );
}
}
private String buildPath( final String[] fileName, final int index, final int endIndex ) {
final StringBuilder b = new StringBuilder( 100 );
for ( int i = index; i < endIndex; i++ ) {
if ( i != index ) {
b.append( '/' );
}
b.append( fileName[ i ] );
}
return b.toString();
}
public long getContentSize( final FileName name ) throws FileSystemException {
return 0;
}
protected void setDataInternally( final FileInfo fileInfo, final byte[] data ) throws FileSystemException {
throw new FileSystemException( "Not supported" );
}
@Override
public boolean delete( FileName name ) throws FileSystemException {
throw new FileSystemException( "Not supported" );
}
}