001/*
002 * Copyright (C) 2012 eXo Platform SAS.
003 *
004 * This is free software; you can redistribute it and/or modify it
005 * under the terms of the GNU Lesser General Public License as
006 * published by the Free Software Foundation; either version 2.1 of
007 * the License, or (at your option) any later version.
008 *
009 * This software is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * You should have received a copy of the GNU Lesser General Public
015 * License along with this software; if not, write to the Free
016 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018 */
019
020package org.crsh.jcr;
021
022import org.crsh.cli.impl.descriptor.CommandDescriptorImpl;
023import org.apache.sshd.server.Command;
024import org.crsh.cli.CLIException;
025import org.crsh.cli.impl.lang.CommandFactory;
026import org.crsh.cli.impl.invocation.InvocationMatch;
027import org.crsh.cli.impl.invocation.InvocationMatcher;
028import org.crsh.cli.impl.invocation.Resolver;
029import org.crsh.ssh.term.FailCommand;
030import org.crsh.ssh.term.scp.CommandPlugin;
031import org.crsh.ssh.term.scp.SCPAction;
032
033public class SCPCommandPlugin extends CommandPlugin {
034
035  @Override
036  public Command createCommand(String command) {
037    //
038    if (command.startsWith("scp ")) {
039      try {
040        command = command.substring(4);
041        SCPAction action = new SCPAction();
042        CommandDescriptorImpl<SCPAction> descriptor = CommandFactory.DEFAULT.create(SCPAction.class);
043        InvocationMatcher<SCPAction> analyzer = descriptor.invoker("main");
044        InvocationMatch<SCPAction> match = analyzer.match(command);
045        match.invoke(Resolver.EMPTY, action);
046        if (Boolean.TRUE.equals(action.isSource())) {
047          return new SourceCommand(action.getTarget(), Boolean.TRUE.equals(action.isRecursive()));
048        }
049        else if (Boolean.TRUE.equals(action.isSink())) {
050          return new SinkCommand(action.getTarget(), Boolean.TRUE.equals(action.isRecursive()));
051        }
052        else {
053          return new FailCommand("Cannot execute command " + command);
054        }
055      }
056      catch (CLIException e) {
057        return new FailCommand("Cannot execute command " + command, e);
058      }
059    } else {
060      return new FailCommand("Cannot execute command " + command);
061    }
062  }
063}