/* Copyright (c) 2001 - 2007 TOPP - www.openplans.org. All rights reserved.
* This code is licensed under the GPL 2.0 license, available at the root
* application directory.
*/
package org.geoserver.web.data.layer;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.form.AjaxFormSubmitBehavior;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.markup.html.form.CheckBox;
import org.apache.wicket.markup.html.form.DropDownChoice;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.IChoiceRenderer;
import org.apache.wicket.markup.html.form.SubmitLink;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.markup.html.link.Link;
import org.apache.wicket.model.CompoundPropertyModel;
import org.apache.wicket.model.PropertyModel;
import org.apache.wicket.validation.IValidationError;
import org.apache.wicket.validation.ValidationError;
import org.geoserver.web.GeoServerSecuredPage;
import org.geoserver.web.wicket.CRSPanel;
import org.geoserver.web.wicket.ParamResourceModel;
import com.vividsolutions.jts.geom.Geometry;
@SuppressWarnings("serial")
public class AttributeEditPage extends GeoServerSecuredPage {
AttributeDescription attribute;
NewFeatureTypePage previousPage;
WebMarkupContainer crsContainer;
WebMarkupContainer sizeContainer;
boolean newAttribute;
private TextField nameField;
String size;
private TextField sizeField;
private CRSPanel crsField;
public AttributeEditPage(final AttributeDescription attribute,
final NewFeatureTypePage previousPage) {
this(attribute, previousPage, false);
}
AttributeEditPage(final AttributeDescription attribute, final NewFeatureTypePage previousPage,
final boolean newAttribute) {
this.previousPage = previousPage;
this.newAttribute = newAttribute;
this.attribute = attribute;
this.size = String.valueOf(attribute.getSize());
final Form form = new Form("form", new CompoundPropertyModel(attribute));
form.setOutputMarkupId(true);
add(form);
form.add(nameField = new TextField("name"));
DropDownChoice binding = new DropDownChoice("binding", AttributeDescription.BINDINGS,
new BindingChoiceRenderer());
binding.add(new AjaxFormSubmitBehavior("onchange") {
@Override
protected void onError(AjaxRequestTarget target) {
updateVisibility(target);
}
private void updateVisibility(AjaxRequestTarget target) {
sizeContainer.setVisible(String.class.equals(attribute.getBinding()));
crsContainer.setVisible(attribute.getBinding() != null
&& Geometry.class.isAssignableFrom(attribute.getBinding()));
target.addComponent(getFeedbackPanel());
target.addComponent(form);
}
@Override
protected void onSubmit(AjaxRequestTarget target) {
updateVisibility(target);
}
});
form.add(binding);
form.add(new CheckBox("nullable"));
sizeContainer = new WebMarkupContainer("sizeContainer");
sizeContainer.setOutputMarkupId(true);
form.add(sizeContainer);
sizeContainer.add(sizeField = new TextField("size", new PropertyModel(this, "size")));
sizeContainer.setVisible(String.class.equals(attribute.getBinding()));
crsContainer = new WebMarkupContainer("crsContainer");
crsContainer.setOutputMarkupId(true);
form.add(crsContainer);
crsContainer.add(crsField = new CRSPanel("crs"));
crsContainer.setVisible(attribute.getBinding() != null
&& Geometry.class.isAssignableFrom(attribute.getBinding()));
SubmitLink submit = new SubmitLink("save") {
@Override
public void onSubmit() {
if (validate()) {
if (newAttribute) {
previousPage.attributesProvider.addNewAttribute(attribute);
}
setResponsePage(previousPage);
}
}
};
form.setDefaultButton(submit);
form.add(submit);
form.add(new Link("cancel") {
@Override
public void onClick() {
setResponsePage(previousPage);
}
});
}
/**
* We have to resort to manual validation otherwise the ajax tricks performed by the drop down
* won't work
*/
protected boolean validate() {
boolean valid = true;
if (attribute.getName() == null || attribute.getName().trim().equals("")) {
nameField.error((IValidationError) new ValidationError().addMessageKey("Required"));
valid = false;
}
if (String.class.equals(attribute.getBinding())) {
try {
attribute.setSize(Integer.parseInt(size));
if (attribute.getSize() <= 0) {
sizeField.error(new ParamResourceModel("notPositive", this));
valid = false;
}
} catch (Exception e) {
sizeField.error(new ParamResourceModel("notInteger", this, size));
valid = false;
}
}
if (Geometry.class.isAssignableFrom(attribute.getBinding()) && attribute.getCrs() == null) {
crsField.error((IValidationError) new ValidationError().addMessageKey("Required"));
valid = false;
}
return valid;
}
static class BindingChoiceRenderer implements IChoiceRenderer {
public Object getDisplayValue(Object object) {
return AttributeDescription.getLocalizedName((Class) object);
}
public String getIdValue(Object object, int index) {
return ((Class) object).getName();
}
}
}