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DownloadAllFilesHandler.java
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DownloadAllFilesHandler.java
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/*
* Copyright 2010, Red Hat, Inc. and individual contributors as indicated by the
* @author tags. See the copyright.txt file in the distribution for a full
* listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This software 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this software; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA, or see the FSF
* site: http://www.fsf.org.
*/
package org.zanata.webtrans.server.rpc;
import net.customware.gwt.dispatch.server.ExecutionContext;
import net.customware.gwt.dispatch.shared.ActionException;
import org.jboss.seam.ScopeType;
import org.jboss.seam.annotations.In;
import org.jboss.seam.annotations.Name;
import org.jboss.seam.annotations.Scope;
import org.jboss.seam.security.Identity;
import org.zanata.dao.ProjectIterationDAO;
import org.zanata.model.HProjectIteration;
import org.zanata.process.IterationZipFileBuildProcess;
import org.zanata.process.IterationZipFileBuildProcessHandle;
import org.zanata.process.ProcessHandle;
import org.zanata.security.ZanataIdentity;
import org.zanata.service.ProcessManagerService;
import org.zanata.webtrans.server.ActionHandlerFor;
import org.zanata.webtrans.shared.rpc.DownloadAllFilesAction;
import org.zanata.webtrans.shared.rpc.DownloadAllFilesResult;
/**
*
* @author Alex Eng <a href="mailto:aeng@redhat.com">aeng@redhat.com</a>
*
*/
@Name("webtrans.gwt.DownloadAllFilesHandler")
@Scope(ScopeType.CONVERSATION)
@ActionHandlerFor(DownloadAllFilesAction.class)
public class DownloadAllFilesHandler extends AbstractActionHandler<DownloadAllFilesAction, DownloadAllFilesResult>
{
@In
private ZanataIdentity identity;
@In
private ProcessManagerService processManagerServiceImpl;
@In
private ProjectIterationDAO projectIterationDAO;
private ProcessHandle zipFilePrepHandle;
@Override
public DownloadAllFilesResult execute(DownloadAllFilesAction action, ExecutionContext context) throws ActionException
{
HProjectIteration version = projectIterationDAO.getBySlug(action.getProjectSlug(), action.getVersionSlug());
if (identity.hasPermission(version, "download-all"))
{
if (this.zipFilePrepHandle != null && this.zipFilePrepHandle.isInProgress())
{
// Cancel any other processes
this.zipFilePrepHandle.stop();
}
// Build a background process Handle
IterationZipFileBuildProcessHandle processHandle = new IterationZipFileBuildProcessHandle();
this.zipFilePrepHandle = processHandle;
processHandle.setProjectSlug(action.getProjectSlug());
processHandle.setIterationSlug(action.getVersionSlug());
processHandle.setLocaleId(action.getLocaleId());
processHandle.setInitiatingUserName(Identity.instance().getCredentials().getUsername());
processHandle.setOfflinePo(action.isOfflinePo());
// Fire the zip file building process and wait until it is ready to
// return
processManagerServiceImpl.startProcess(new IterationZipFileBuildProcess(), processHandle);
processHandle.waitUntilReady();
return new DownloadAllFilesResult(true, processHandle.getId());
}
return new DownloadAllFilesResult(false, null);
}
@Override
public void rollback(DownloadAllFilesAction action, DownloadAllFilesResult result, ExecutionContext context) throws ActionException
{
}
public ProcessHandle getZipFilePrepHandle()
{
return zipFilePrepHandle;
}
}