/*
*
* Copyright (C) 2007-2015 Licensed to the Comunes Association (CA) under
* one or more contributor license agreements (see COPYRIGHT for details).
* The CA licenses this file to you under the GNU Affero General Public
* License version 3, (the "License"); you may not use this file except in
* compliance with the License. This file is part of kune.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
\*/
package cc.kune.gspace.client.tool.selector;
import java.util.HashMap;
import java.util.List;
import cc.kune.common.client.errors.UIException;
import cc.kune.common.client.log.Log;
import cc.kune.common.shared.utils.TextUtils;
import cc.kune.core.client.actions.RolActionHelper;
import cc.kune.core.client.events.GroupChangedEvent;
import cc.kune.core.client.events.GroupChangedEvent.GroupChangedHandler;
import cc.kune.core.client.events.StateChangedEvent;
import cc.kune.core.client.events.StateChangedEvent.StateChangedHandler;
import cc.kune.core.client.events.ToolChangedEvent;
import cc.kune.core.client.events.ToolChangedEvent.ToolChangedHandler;
import cc.kune.core.client.state.StateManager;
import cc.kune.core.shared.domain.utils.StateToken;
import cc.kune.core.shared.dto.StateAbstractDTO;
import cc.kune.gspace.client.tool.selector.ToolSelectorItemPresenter.ToolSelectorItemView;
import com.google.web.bindery.event.shared.EventBus;
import com.google.inject.Inject;
import com.gwtplatform.mvp.client.Presenter;
import com.gwtplatform.mvp.client.View;
import com.gwtplatform.mvp.client.annotations.ProxyCodeSplit;
import com.gwtplatform.mvp.client.proxy.Proxy;
import com.gwtplatform.mvp.client.proxy.RevealRootContentEvent;
// TODO: Auto-generated Javadoc
/**
* The Class ToolSelectorPresenter.
*
* @author vjrj@ourproject.org (Vicente J. Ruiz Jurado)
*/
public class ToolSelectorPresenter extends
Presenter<ToolSelectorPresenter.ToolSelectorView, ToolSelectorPresenter.ToolSelectorProxy> implements
ToolSelector {
/**
* The Interface ToolSelectorProxy.
*
* @author vjrj@ourproject.org (Vicente J. Ruiz Jurado)
*/
@ProxyCodeSplit
public interface ToolSelectorProxy extends Proxy<ToolSelectorPresenter> {
}
/**
* The Interface ToolSelectorView.
*
* @author vjrj@ourproject.org (Vicente J. Ruiz Jurado)
*/
public interface ToolSelectorView extends View {
/**
* Adds the item.
*
* @param item
* the item
*/
void addItem(ToolSelectorItemView item);
}
/** The tools. */
private final HashMap<String, ToolSelectorItem> tools;
/**
* Instantiates a new tool selector presenter.
*
* @param eventBus
* the event bus
* @param view
* the view
* @param proxy
* the proxy
* @param stateManager
* the state manager
*/
@Inject
public ToolSelectorPresenter(final EventBus eventBus, final ToolSelectorView view,
final ToolSelectorProxy proxy, final StateManager stateManager) {
super(eventBus, view, proxy);
tools = new HashMap<String, ToolSelectorItem>();
stateManager.onStateChanged(true, new StateChangedHandler() {
@Override
public void onStateChanged(final StateChangedEvent event) {
for (final String toolName : tools.keySet()) {
final StateAbstractDTO state = event.getState();
final List<String> enabledTools = state.getEnabledTools();
if (enabledTools != null && enabledTools.contains(toolName)) {
final ToolSelectorItem tool = tools.get(toolName);
// Set visible only when allowed
tool.setVisible(RolActionHelper.isAuthorized(tool.getVisibleForRol(), state.getGroupRights()));
} else {
tools.get(toolName).setVisible(false);
}
}
}
});
stateManager.onGroupChanged(true, new GroupChangedHandler() {
@Override
public void onGroupChanged(final GroupChangedEvent event) {
ToolSelectorPresenter.this.onGroupChanged(event.getNewGroup());
}
});
stateManager.onToolChanged(false, new ToolChangedHandler() {
@Override
public void onToolChanged(final ToolChangedEvent event) {
ToolSelectorPresenter.this.onToolChanged(event.getPreviousTool(), event.getNewTool(),
event.getPreviousToken(), event.getNewToken());
}
});
}
/*
* (non-Javadoc)
*
* @see
* cc.kune.gspace.client.tool.selector.ToolSelector#addTool(cc.kune.gspace
* .client.tool.selector.ToolSelectorItem)
*/
@Override
public void addTool(final ToolSelectorItem item) {
final String name = item.getToolShortName();
if (name == null) {
throw new UIException("You cannot add a tool without a name");
}
if (tools.get(name) != null) {
throw new UIException("A tool with the same name already added");
}
tools.put(name, item);
item.setSelected(false);
// if (!name.equals(TrashToolConstants.NAME)) {
getView().addItem(item.getView());
// }
}
/**
* Check tool.
*
* @param tool
* the tool
*/
private void checkTool(final ToolSelectorItem tool) {
if (tool == null) {
throw new UIException("Trying to activate an unregistered tool in client");
}
}
/**
* On group changed.
*
* @param newGroupName
* the new group name
*/
void onGroupChanged(final String newGroupName) {
for (final String name : tools.keySet()) {
tools.get(name).setGroupShortName(newGroupName);
}
}
/**
* On tool changed.
*
* @param oldTool
* the old tool
* @param newTool
* the new tool
* @param oldToken
* the old token
* @param newToken
* the new token
*/
void onToolChanged(final String oldTool, final String newTool, final StateToken oldToken,
final StateToken newToken) {
Log.debug("Registered tools: " + tools.keySet().toString());
if (TextUtils.notEmpty(oldTool)) {
final ToolSelectorItem tool = tools.get(oldTool);
checkTool(tool);
tool.setSelected(false);
if (newToken != null && oldToken != null && newToken.getGroup().equals(oldToken.getGroup())) {
// only if we don't change of group
tool.setToken(oldToken);
}
}
if (TextUtils.notEmpty(newTool)) {
final ToolSelectorItem tool = tools.get(newTool);
checkTool(tool);
tool.setSelected(true);
tool.setGroupShortName(newToken.getGroup());
}
}
/*
* (non-Javadoc)
*
* @see com.gwtplatform.mvp.client.Presenter#revealInParent()
*/
@Override
protected void revealInParent() {
RevealRootContentEvent.fire(this, this);
}
}