/*
* This is part of Geomajas, a GIS framework, http://www.geomajas.org/.
*
* Copyright 2008-2011 Geosparc nv, http://www.geosparc.com/, Belgium.
*
* The program is available in open source according to the GNU Affero
* General Public License. All contributions in this program are covered
* by the Geomajas Contributors License Agreement. For full licensing
* details, see LICENSE.txt in the project root.
*/
package org.geomajas.internal.layer.vector;
import org.geomajas.layer.feature.InternalFeature;
import org.geomajas.security.AreaAuthorization;
import org.geomajas.security.BaseAuthorization;
import org.geomajas.security.FeatureAuthorization;
import com.vividsolutions.jts.geom.Envelope;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.geom.GeometryFactory;
import com.vividsolutions.jts.geom.PrecisionModel;
/**
* Simple authorization class, allows everything.
*
* @author Kristof Heirwegh
* @author Joachim Van der Auwera
*/
public class OddFeatureAuthorization implements BaseAuthorization, AreaAuthorization, FeatureAuthorization {
private Geometry biggestGeometry;
public String getId() {
return "AllowAll";
}
public boolean isToolAuthorized(String toolId) {
return true;
}
public boolean isCommandAuthorized(String commandName) {
return true;
}
public boolean isLayerVisible(String layerId) {
return true;
}
public boolean isLayerUpdateAuthorized(String layerId) {
return true;
}
public boolean isLayerCreateAuthorized(String layerId) {
return true;
}
public boolean isLayerDeleteAuthorized(String layerId) {
return true;
}
protected Geometry getAuthorizedArea(String layerId) {
if (null == biggestGeometry) {
// build Geometry which covers biggest possible area
Envelope maxBounds = new Envelope(-Double.MAX_VALUE, Double.MAX_VALUE,
-Double.MAX_VALUE, Double.MAX_VALUE);
PrecisionModel precisionModel = new PrecisionModel(PrecisionModel.FLOATING);
GeometryFactory geometryFactory = new GeometryFactory(precisionModel, 0);
biggestGeometry = geometryFactory.toGeometry(maxBounds);
}
return biggestGeometry;
}
protected boolean isPartlyAuthorizedSufficient(String layerId) {
return true;
}
public Geometry getVisibleArea(String layerId) {
return getAuthorizedArea(layerId);
}
public boolean isPartlyVisibleSufficient(String layerId) {
return isPartlyAuthorizedSufficient(layerId);
}
public Geometry getUpdateAuthorizedArea(String layerId) {
return getAuthorizedArea(layerId);
}
public boolean isPartlyUpdateAuthorizedSufficient(String layerId) {
return isPartlyAuthorizedSufficient(layerId);
}
public Geometry getCreateAuthorizedArea(String layerId) {
return getAuthorizedArea(layerId);
}
public boolean isPartlyCreateAuthorizedSufficient(String layerId) {
return isPartlyAuthorizedSufficient(layerId);
}
public Geometry getDeleteAuthorizedArea(String layerId) {
return getAuthorizedArea(layerId);
}
public boolean isPartlyDeleteAuthorizedSufficient(String layerId) {
return isPartlyAuthorizedSufficient(layerId);
}
private boolean isEvenId(InternalFeature feature) {
return Integer.parseInt(feature.getId()) % 2 == 0;
}
public boolean isFeatureVisible(String layerId, InternalFeature feature) {
return isEvenId(feature);
}
public boolean isFeatureUpdateAuthorized(String layerId, InternalFeature feature) {
return isEvenId(feature);
}
public boolean isFeatureUpdateAuthorized(String layerId, InternalFeature orgFeature, InternalFeature newFeature) {
return isEvenId(orgFeature) && isEvenId(newFeature);
}
public boolean isFeatureDeleteAuthorized(String layerId, InternalFeature feature) {
return isEvenId(feature);
}
public boolean isFeatureCreateAuthorized(String layerId, InternalFeature feature) {
return isEvenId(feature);
}
}