/**
*
* geo-platform
* Rich webgis framework
* http://geo-platform.org
* ====================================================================
*
* Copyright (C) 2008-2017 geoSDI Group (CNR IMAA - Potenza - ITALY).
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU 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 General Public License
* for more details. You should have received a copy of the GNU General
* Public License along with this program. If not, see http://www.gnu.org/licenses/
*
* ====================================================================
*
* Linking this library statically or dynamically with other modules is
* making a combined work based on this library. Thus, the terms and
* conditions of the GNU General Public License cover the whole combination.
*
* As a special exception, the copyright holders of this library give you permission
* to link this library with independent modules to produce an executable, regardless
* of the license terms of these independent modules, and to copy and distribute
* the resulting executable under terms of your choice, provided that you also meet,
* for each linked independent module, the terms and conditions of the license of
* that module. An independent module is a module which is not derived from or
* based on this library. If you modify this library, you may extend this exception
* to your version of the library, but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version.
*/
package org.geosdi.geoplatform.gui.client.configuration.getmap.choise.widget.simple;
import org.geosdi.geoplatform.gui.client.configuration.getmap.choise.widget.kvp.*;
import com.extjs.gxt.ui.client.event.ComponentEvent;
import com.extjs.gxt.ui.client.event.KeyListener;
import com.extjs.gxt.ui.client.widget.LayoutContainer;
import com.extjs.gxt.ui.client.widget.layout.FormData;
import com.extjs.gxt.ui.client.widget.layout.FormLayout;
import com.google.gwt.event.dom.client.KeyCodes;
import com.google.gwt.user.client.Event;
import com.google.gwt.user.client.Timer;
import java.util.logging.Logger;
import javax.inject.Inject;
import org.geosdi.geoplatform.gui.client.configuration.getmap.choise.dispatcher.IWmsGetMapDispatcher;
import org.geosdi.geoplatform.gui.client.i18n.LayerModuleConstants;
import org.geosdi.geoplatform.gui.client.puregwt.getmap.event.WmsGetMapDisableStatusEvent;
import org.geosdi.geoplatform.gui.client.puregwt.getmap.event.WmsGetMapIncorrectStatusEvent;
import org.geosdi.geoplatform.gui.client.widget.form.LoadWmsGetMapFromUrlWidget;
import org.geosdi.geoplatform.gui.configuration.GPSecureStringTextField;
import org.geosdi.geoplatform.gui.shared.util.GPSharedUtils;
/**
* @author Nazzareno Sileno - CNR IMAA geoSDI Group
* @email nazzareno.sileno@geosdi.org
*/
public class SimpleUrlTextFields extends LayoutContainer {
private final static Logger logger = Logger.getLogger("");
@Inject
private IWmsGetMapDispatcher wmsGetMapDispatcher;
@Inject
private WmsGetMapIncorrectStatusEvent incorrectStatusEvent;
@Inject
private WmsGetMapDisableStatusEvent disableStatusEvent;
private final NotificationPlugin notificationPlugin;
//
private final GPSecureStringTextField urlTextField = new GPSecureStringTextField() {
@Override
public void onBrowserEvent(Event event) {
super.onBrowserEvent(event);
switch (event.getTypeInt()) {
case Event.ONPASTE:
event.stopPropagation();
fireDelayed();
break;
}
}
};
private final GPSecureStringTextField layerTextField = new GPSecureStringTextField() {
@Override
public void onBrowserEvent(Event event) {
super.onBrowserEvent(event);
switch (event.getTypeInt()) {
case Event.ONPASTE:
event.stopPropagation();
fireDelayed();
break;
}
}
};
@Inject
public SimpleUrlTextFields(KvpUrlNotificationPlugin theNotificationPlugin) {
this.notificationPlugin = theNotificationPlugin;
super.addPlugin(notificationPlugin);
setWidgetProperties();
}
protected final void setWidgetProperties() {
super.setLayout(new FormLayout());
super.setWidth(240);
urlTextField.setFieldLabel(LayerModuleConstants.INSTANCE.urlLabelText());
layerTextField.setFieldLabel(LayerModuleConstants.INSTANCE.SimpleUrlTextFields_layerNameText());
urlTextField.sinkEvents(Event.ONPASTE);
layerTextField.sinkEvents(Event.ONPASTE);
KeyListener keyListener = new KeyListener() {
@Override
public void componentKeyUp(ComponentEvent event) {
if ((urlTextField.getValue() == null) && (event.getKeyCode()
== KeyCodes.KEY_BACKSPACE)
|| (event.getKeyCode() == KeyCodes.KEY_DELETE)) {
resetFields();
}
}
@Override
public void componentKeyPress(ComponentEvent event) {
if ((event.getKeyCode() == KeyCodes.KEY_ENTER)
&& checkUrl().isEmpty()) {
wmsGetMapDispatcher.verifyUrl(true, buildGetMapURL());
} else {
fireDelayed();
}
}
};
urlTextField.addKeyListener(keyListener);
layerTextField.addKeyListener(keyListener);
super.add(urlTextField, new FormData("100%"));
super.add(layerTextField, new FormData("100%"));
}
public void resetFields() {
urlTextField.clear();
layerTextField.clear();
LoadWmsGetMapFromUrlWidget.fireWmsGetMapFromUrlEvent(
disableStatusEvent);
notificationPlugin.resetPlugin();
}
private String checkUrl() {
String result = "";
if (!GPSharedUtils.isNotEmpty(urlTextField.getValue())) {
result = LayerModuleConstants.INSTANCE.SimpleUrlTextFields_checkURLEmptyText();
} else if (!urlTextField.getValue().startsWith("http")
&& !urlTextField.getValue().startsWith("https")) {
result = LayerModuleConstants.INSTANCE.SimpleUrlTextFields_checkURLProtocolText();
} else if (!GPSharedUtils.isNotEmpty(layerTextField.getValue())) {
result = LayerModuleConstants.INSTANCE.SimpleUrlTextFields_checkLayerNameText();
}
return result;
}
private void fireDelayed() {
Timer t = new Timer() {
@Override
public void run() {
String statusMessage = checkUrl();
if (statusMessage.isEmpty()) {
wmsGetMapDispatcher.verifyUrl(false, buildGetMapURL());
} else {
incorrectStatusEvent.setStatusMessage(statusMessage);
LoadWmsGetMapFromUrlWidget.fireWmsGetMapFromUrlEvent(
incorrectStatusEvent);
}
}
};
t.schedule(2);
}
private String buildGetMapURL() {
StringBuilder getMapURL = new StringBuilder(this.urlTextField.getValue());
getMapURL.append("?service=WMS&version=1.1.0&request=GetMap&layers=");
getMapURL.append(this.layerTextField.getValue());
getMapURL.append("&bbox=-179,-89,179,89&width=50&height=50&srs=EPSG:4326&format=image/png");
return getMapURL.toString();
}
public String getLayerDatasource() {
return this.urlTextField.getValue();
}
public String getLayerName() {
return this.layerTextField.getValue();
}
}