/**
* License Agreement.
*
* Rich Faces - Natural Ajax for Java Server Faces (JSF)
*
* Copyright (C) 2007 Exadel, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1 as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.richfaces.renderkit;
import java.util.Map;
import javax.faces.application.ResourceDependencies;
import javax.faces.application.ResourceDependency;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.event.ActionEvent;
import org.richfaces.component.AbstractCommandButton;
import org.richfaces.log.Logger;
import org.richfaces.log.RichfacesLogger;
import org.richfaces.renderkit.util.HandlersChain;
/**
* @author asmirnov@exadel.com (latest modification by $Author: alexsmirnov $)
* @version $Revision: 1.1.2.3 $ $Date: 2007/02/12 17:46:53 $
*
*/
@ResourceDependencies({ @ResourceDependency(library = "javax.faces", name = "jsf.js"),
@ResourceDependency(library = "org.richfaces", name = "jquery.js"),
@ResourceDependency(library = "org.richfaces", name = "richfaces.js"),
@ResourceDependency(library = "org.richfaces", name = "richfaces-queue.reslib") })
public abstract class AjaxCommandRendererBase extends RendererBase {
private static final Logger LOG = RichfacesLogger.RENDERKIT.getLogger();
private static final String SOURCE_ID = "javax.faces.source";
@Override
protected void queueComponentEventForBehaviorEvent(FacesContext context, UIComponent component, String eventName) {
super.queueComponentEventForBehaviorEvent(context, component, eventName);
if ("action".equals(eventName) || "click".equals(eventName)) {
new ActionEvent(component).queue();
}
}
@Override
protected void doDecode(FacesContext facesContext, UIComponent uiComponent) {
if (isSubmitted(facesContext, uiComponent)) {
new ActionEvent(uiComponent).queue();
}
}
protected boolean isSubmitted(FacesContext facesContext, UIComponent uiComponent) {
if (getUtils().isBooleanAttribute(uiComponent, "disabled")) {
return false;
}
String clientId = uiComponent.getClientId(facesContext);
Map<String, String> paramMap = facesContext.getExternalContext().getRequestParameterMap();
Object value = paramMap.get(clientId);
/*
* RF-13559, RF-13018, prevent commandButton with @type="button" or "reset" from executing its action if it didn't
* submit the form
*/
boolean preventButtonExecution = false;
if (uiComponent instanceof AbstractCommandButton) {
AbstractCommandButton button = (AbstractCommandButton) uiComponent;
String type = ((String) button.getAttributes().get("type")).toLowerCase();
String source = paramMap.get(SOURCE_ID);
if ((type.equals("button") || type.equals("reset")) && !button.getClientId().equals(source)) {
preventButtonExecution = true;
}
}
boolean submitted = null != value && !preventButtonExecution;
if (submitted && LOG.isDebugEnabled()) {
LOG.debug("Decode submit of the Ajax component " + clientId);
}
return submitted;
}
public String getOnClick(FacesContext context, UIComponent component) {
StringBuffer onClick = new StringBuffer();
if (!getUtils().isBooleanAttribute(component, "disabled")) {
HandlersChain handlersChain = new HandlersChain(context, component);
handlersChain.addInlineHandlerFromAttribute("onclick");
handlersChain.addBehaviors("click", "action");
handlersChain.addAjaxSubmitFunction();
String handlerScript = handlersChain.toScript();
if (handlerScript != null) {
onClick.append(handlerScript);
}
if (!"reset".equals(component.getAttributes().get("type"))) {
onClick.append(";return false;");
}
} else {
onClick.append("return false;");
}
return onClick.toString();
}
/*
* public String getStringValue(UIComponent component) { Object value = getValue(component); return convertToString(value);
* }
*
* protected String convertToString(Object obj ) { return ( obj == null ? "" : obj.toString() ); }
*
* protected String convertToString(boolean b ) { return String.valueOf(b); }
*
* protected String convertToString(int b ) { return b!=Integer.MIN_VALUE?String.valueOf(b):""; }
*
* protected String convertToString(long b ) { return b!=Long.MIN_VALUE?String.valueOf(b):""; }
*
* public void encodeChildren(FacesContext context, UIComponent component) throws IOException { renderChildren(context,
* component); }
*
* public Object getValue(UIComponent component) { if (component instanceof ValueHolder) { return ((ValueHolder)
* component).getValue(); } return component.getAttributes().get("value"); }
*
*
* public String getType(UIComponent uiComponent) { String type; if (uiComponent instanceof HtmlCommandButton) { type =
* ((HtmlCommandButton) uiComponent).getType(); } else { type = (String) uiComponent.getAttributes().get("type"); } if (type
* == null) { type = "button"; } return type; }
*/
}