/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.search;
import com.google.common.base.Optional;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.eclipse.che.api.promises.client.Operation;
import org.eclipse.che.api.promises.client.OperationException;
import org.eclipse.che.ide.api.app.AppContext;
import org.eclipse.che.ide.api.resources.Container;
import org.eclipse.che.ide.api.resources.Resource;
import org.eclipse.che.ide.resource.Path;
import org.eclipse.che.ide.search.presentation.FindResultPresenter;
import static com.google.common.base.Strings.isNullOrEmpty;
/**
* Presenter for full text search.
*
* @author Valeriy Svydenko
* @author Vlad Zhukovskyi
* @author Roman Nikitenko
*/
@Singleton
public class FullTextSearchPresenter implements FullTextSearchView.ActionDelegate {
private static final String URL_ENCODED_BACKSLASH = "%5C";
private static final String AND_OPERATOR = "AND";
private final FullTextSearchView view;
private final FindResultPresenter findResultPresenter;
private final AppContext appContext;
private Path defaultStartPoint;
@Inject
public FullTextSearchPresenter(FullTextSearchView view,
FindResultPresenter findResultPresenter,
AppContext appContext) {
this.view = view;
this.findResultPresenter = findResultPresenter;
this.appContext = appContext;
this.view.setDelegate(this);
}
/** Show dialog with view for searching. */
public void showDialog(Path path) {
this.defaultStartPoint = path;
view.showDialog();
view.clearInput();
view.setPathDirectory(path.toString());
}
@Override
public void search(final String text) {
final Path startPoint = isNullOrEmpty(view.getPathToSearch()) ? defaultStartPoint : Path.valueOf(view.getPathToSearch());
appContext.getWorkspaceRoot().getContainer(startPoint).then(new Operation<Optional<Container>>() {
@Override
public void apply(Optional<Container> optionalContainer) throws OperationException {
if (!optionalContainer.isPresent()) {
view.showErrorMessage("Path '" + startPoint + "' doesn't exists");
return;
}
final Container container = optionalContainer.get();
container.search(view.getFileMask(), prepareQuery(text)).then(new Operation<Resource[]>() {
@Override
public void apply(Resource[] result) throws OperationException {
view.close();
findResultPresenter.handleResponse(result, text);
}
});
}
});
}
//todo move this to the core part of resource manager
private String prepareQuery(String text) {
StringBuilder sb = new StringBuilder();
for (char character : text.toCharArray()) {
// Escape those characters that QueryParser expects to be escaped
if (character == '\\' ||
character == '+' ||
character == '-' ||
character == '!' ||
character == '(' ||
character == ')' ||
character == ':' ||
character == '^' ||
character == '[' ||
character == ']' ||
character == '\"' ||
character == '{' ||
character == '}' ||
character == '~' ||
character == '*' ||
character == '?' ||
character == '|' ||
character == '&' ||
character == '/') {
sb.append(URL_ENCODED_BACKSLASH);
}
sb.append(character);
}
String escapedText;
if (view.isWholeWordsOnly()) {
escapedText = sb.toString();
} else {
sb.append('*');
escapedText = '*' + sb.toString();
}
String[] items = escapedText.trim().split("\\s+");
int numberItem = items.length;
if (numberItem == 1) {
return items[0];
}
String lastItem = items[numberItem - 1];
sb = new StringBuilder();
sb.append('"');
sb.append(escapedText.substring(0, escapedText.lastIndexOf(lastItem)));
sb.append("\" " + AND_OPERATOR + " ");
sb.append(lastItem);
return sb.toString();
}
@Override
public void setPathDirectory(String path) {
view.setPathDirectory(path);
}
@Override
public void setFocus() {
view.setFocus();
}
@Override
public void onEnterClicked() {
if (view.isAcceptButtonInFocus()) {
String searchText = view.getSearchText();
if (!searchText.isEmpty()) {
search(searchText);
}
return;
}
if (view.isCancelButtonInFocus()) {
view.close();
return;
}
if (view.isSelectPathButtonInFocus()) {
view.showSelectPathDialog();
}
}
}