/*
* (C) Copyright 2013 Nuxeo SA (http://nuxeo.com/) and others.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Contributors:
* Anahide Tchertchian
*/
package org.nuxeo.ecm.platform.ui.web.renderer;
import java.io.IOException;
import java.util.Collection;
import java.util.Iterator;
import javax.el.ELException;
import javax.faces.component.NamingContainer;
import javax.faces.component.UIComponent;
import javax.faces.component.UINamingContainer;
import javax.faces.component.UISelectOne;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import javax.faces.convert.Converter;
import javax.faces.model.SelectItem;
import com.sun.faces.renderkit.Attribute;
import com.sun.faces.renderkit.AttributeManager;
import com.sun.faces.renderkit.RenderKitUtils;
import com.sun.faces.renderkit.html_basic.RadioRenderer;
import com.sun.faces.util.RequestStateManager;
/**
* Renderer that does not ignore the converter set on the component on submit
*
* @since 5.8
*/
public class NXRadioRenderer extends RadioRenderer {
private static final Attribute[] ATTRIBUTES = AttributeManager.getAttributes(AttributeManager.Key.SELECTONERADIO);
@Override
protected void renderOption(FacesContext context, UIComponent component, Converter converter, SelectItem curItem,
Object currentSelections, Object[] submittedValues, boolean alignVertical, int itemNumber,
OptionComponentInfo optionInfo) throws IOException {
ResponseWriter writer = context.getResponseWriter();
assert (writer != null);
UISelectOne selectOne = (UISelectOne) component;
Object curValue = selectOne.getSubmittedValue();
if (curValue == null) {
curValue = selectOne.getValue();
// XXX added for NXRadioRenderer
if (converter != null) {
curValue = converter.getAsString(context, component, curValue);
}
}
Class type = String.class;
if (curValue != null) {
type = curValue.getClass();
if (type.isArray()) {
curValue = ((Object[]) curValue)[0];
if (null != curValue) {
type = curValue.getClass();
}
} else if (Collection.class.isAssignableFrom(type)) {
Iterator valueIter = ((Collection) curValue).iterator();
if (null != valueIter && valueIter.hasNext()) {
curValue = valueIter.next();
if (null != curValue) {
type = curValue.getClass();
}
}
}
}
Object itemValue = curItem.getValue();
RequestStateManager.set(context, RequestStateManager.TARGET_COMPONENT_ATTRIBUTE_NAME, component);
Object newValue;
try {
newValue = context.getApplication().getExpressionFactory().coerceToType(itemValue, type);
} catch (ELException ele) {
newValue = itemValue;
} catch (IllegalArgumentException iae) {
// If coerceToType fails, per the docs it should throw
// an ELException, however, GF 9.0 and 9.0u1 will throw
// an IllegalArgumentException instead (see GF issue 1527).
newValue = itemValue;
}
boolean checked = null != newValue && newValue.equals(curValue);
// FIXME: curItem.isNoSelectionOption() method not found
// if (optionInfo.isHideNoSelection() && curItem.isNoSelectionOption()
// && curValue != null && !checked) {
// return;
// }
if (optionInfo.isHideNoSelection() && curValue != null && !checked) {
return;
}
if (alignVertical) {
writer.writeText("\t", component, null);
writer.startElement("tr", component);
writer.writeText("\n", component, null);
}
String labelClass;
if (optionInfo.isDisabled() || curItem.isDisabled()) {
labelClass = optionInfo.getDisabledClass();
} else {
labelClass = optionInfo.getEnabledClass();
}
writer.startElement("td", component);
writer.writeText("\n", component, null);
writer.startElement("input", component);
writer.writeAttribute("type", "radio", "type");
if (checked) {
writer.writeAttribute("checked", Boolean.TRUE, null);
}
writer.writeAttribute("name", component.getClientId(context), "clientId");
String idString = component.getClientId(context) + NamingContainer.SEPARATOR_CHAR
+ Integer.toString(itemNumber);
writer.writeAttribute("id", idString, "id");
writer.writeAttribute("value", (getFormattedValue(context, component, curItem.getValue(), converter)), "value");
// Don't render the disabled attribute twice if the 'parent'
// component is already marked disabled.
if (!optionInfo.isDisabled()) {
if (curItem.isDisabled()) {
writer.writeAttribute("disabled", true, "disabled");
}
}
// Apply HTML 4.x attributes specified on UISelectMany component to all
// items in the list except styleClass and style which are rendered as
// attributes of outer most table.
RenderKitUtils.renderPassThruAttributes(context, writer, component, ATTRIBUTES,
getNonOnClickSelectBehaviors(component));
RenderKitUtils.renderXHTMLStyleBooleanAttributes(writer, component);
RenderKitUtils.renderSelectOnclick(context, component, false);
writer.endElement("input");
writer.startElement("label", component);
writer.writeAttribute("for", idString, "for");
// if enabledClass or disabledClass attributes are specified, apply
// it on the label.
if (labelClass != null) {
writer.writeAttribute("class", labelClass, "labelClass");
}
String itemLabel = curItem.getLabel();
if (itemLabel != null) {
writer.writeText(" ", component, null);
if (!curItem.isEscape()) {
// It seems the ResponseWriter API should
// have a writeText() with a boolean property
// to determine if it content written should
// be escaped or not.
writer.write(itemLabel);
} else {
writer.writeText(itemLabel, component, "label");
}
}
writer.endElement("label");
writer.endElement("td");
writer.writeText("\n", component, null);
if (alignVertical) {
writer.writeText("\t", component, null);
writer.endElement("tr");
writer.writeText("\n", component, null);
}
}
}