/*
* SVNHistoryStrategy.java
*
* Copyright (C) 2009-12 by RStudio, Inc.
*
* Unless you have received this program directly from RStudio pursuant
* to the terms of a commercial license agreement with RStudio, then
* this program is licensed to you under the terms of version 3 of the
* GNU Affero General Public License. This program is distributed WITHOUT
* ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
* AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
*
*/
package org.rstudio.studio.client.workbench.views.vcs.svn.dialog;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.user.cellview.client.AbstractPager;
import com.google.gwt.user.client.ui.HasValue;
import com.google.gwt.view.client.HasData;
import com.google.inject.Inject;
import org.rstudio.core.client.files.FileSystemItem;
import org.rstudio.core.client.widget.ProgressIndicator;
import org.rstudio.studio.client.common.vcs.SVNServerOperations;
import org.rstudio.studio.client.server.ServerRequestCallback;
import org.rstudio.studio.client.workbench.views.vcs.common.Pager;
import org.rstudio.studio.client.workbench.views.vcs.common.diff.DiffParser;
import org.rstudio.studio.client.workbench.views.vcs.common.events.VcsRefreshHandler;
import org.rstudio.studio.client.workbench.views.vcs.dialog.CommitInfo;
import org.rstudio.studio.client.workbench.views.vcs.dialog.HistoryStrategy;
import org.rstudio.studio.client.workbench.views.vcs.svn.SVNDiffParser;
import org.rstudio.studio.client.workbench.views.vcs.svn.model.SVNState;
public class SVNHistoryStrategy implements HistoryStrategy
{
@Inject
public SVNHistoryStrategy(SVNServerOperations server,
SVNHistoryAsyncDataProvider dataProvider,
SVNState vcsState)
{
server_ = server;
dataProvider_ = dataProvider;
dataProvider_.setHistoryStrategy(this);
vcsState_ = vcsState;
}
@Override
public void setRev(String rev)
{
dataProvider_.setRev(rev);
}
@Override
public String idColumnName()
{
return "Revision";
}
@Override
public boolean isBranchingSupported()
{
return false;
}
@Override
public boolean isShowFileSupported()
{
return true;
}
@Override
public boolean isSearchSupported()
{
return false;
}
@Override
public void setSearchText(HasValue<String> searchText)
{
dataProvider_.setSearchText(searchText);
}
@Override
public void setFileFilter(HasValue<FileSystemItem> fileFilter)
{
dataProvider_.setFileFilter(fileFilter);
}
@Override
public void showFile(String revision,
String filename,
ServerRequestCallback<String> requestCallback)
{
int rev = parseRevision(revision);
server_.svnShowFile(rev, filename, requestCallback);
}
@Override
public void saveFileAs(String revision,
String source,
String destination,
ProgressIndicator indicator)
{
// no-op
}
@Override
public HandlerRegistration addVcsRefreshHandler(VcsRefreshHandler handler)
{
return vcsState_.addVcsRefreshHandler(handler, false);
}
@Override
public void showCommit(String commitId,
boolean noSizeWarning,
ServerRequestCallback<String> requestCallback)
{
int rev = parseRevision(commitId);
server_.svnShow(rev, noSizeWarning, requestCallback);
}
@Override
public void addDataDisplay(HasData<CommitInfo> display)
{
dataProvider_.addDataDisplay(display);
}
@Override
public void onRangeChanged(HasData<CommitInfo> display)
{
dataProvider_.onRangeChanged(display);
}
@Override
public void refreshCount()
{
}
@Override
public void initializeHistory(final HasData<CommitInfo> dataDisplay)
{
// Run a very short svnHistory call before allowing initialization to
// proceed. We do this to force authentication to happen in a predictable
// way, whereas without this mechanism, three different auth prompts
// happen at the same time.
addDataDisplay(dataDisplay);
}
@Override
public AbstractPager getPager()
{
return new Pager(100, -1);
}
@Override
public boolean getAutoSelectFirstRow()
{
return false;
}
@Override
public DiffParser createParserForCommit(String commitDiff)
{
return new SVNDiffParser(commitDiff);
}
@Override
public boolean getShowHistoryErrors()
{
return false;
}
private int parseRevision(String revision)
{
int rev;
try
{
rev = Integer.parseInt(revision);
}
catch (NumberFormatException nfe)
{
rev = -1;
}
return rev;
}
private final SVNServerOperations server_;
private final SVNHistoryAsyncDataProvider dataProvider_;
private final SVNState vcsState_;
}