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org.primefaces.component.messages.MessagesRenderer Maven / Gradle / Ivy
/*
* Copyright 2009-2014 PrimeTek.
*
* 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.
*/
package org.primefaces.component.messages;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import javax.faces.application.FacesMessage;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.context.RequestContext;
import org.primefaces.expression.SearchExpressionFacade;
import org.primefaces.renderkit.UINotificationRenderer;
public class MessagesRenderer extends UINotificationRenderer {
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException{
Messages uiMessages = (Messages) component;
ResponseWriter writer = context.getResponseWriter();
String clientId = uiMessages.getClientId(context);
Map> messagesMap = new HashMap>();
boolean globalOnly = uiMessages.isGlobalOnly();
String containerClass = uiMessages.isShowIcon() ? Messages.CONTAINER_CLASS: Messages.ICONLESS_CONTAINER_CLASS;
String style = uiMessages.getStyle();
String styleClass = uiMessages.getStyleClass();
styleClass = (styleClass == null) ? containerClass: containerClass + " " + styleClass;
String _for = uiMessages.getFor();
Iterator messages;
if(_for != null) {
// key case
messages = context.getMessages(_for);
// clientId / SearchExpression case
UIComponent forComponent = SearchExpressionFacade.resolveComponent(
context, uiMessages, _for, SearchExpressionFacade.IGNORE_NO_RESULT);
if (forComponent != null) {
messages = context.getMessages(forComponent.getClientId(context));
}
}
else {
messages = uiMessages.isGlobalOnly() ? context.getMessages(null) : context.getMessages();
}
while(messages.hasNext()) {
FacesMessage message = messages.next();
FacesMessage.Severity severity = message.getSeverity();
if(severity.equals(FacesMessage.SEVERITY_INFO))
addMessage(uiMessages, message, messagesMap, "info");
else if(severity.equals(FacesMessage.SEVERITY_WARN))
addMessage(uiMessages, message, messagesMap, "warn");
else if(severity.equals(FacesMessage.SEVERITY_ERROR))
addMessage(uiMessages, message, messagesMap, "error");
else if(severity.equals(FacesMessage.SEVERITY_FATAL))
addMessage(uiMessages, message, messagesMap, "fatal");
}
writer.startElement("div", uiMessages);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", styleClass, null);
if(style != null) {
writer.writeAttribute("style", style, null);
}
writer.writeAttribute("aria-live", "polite", null);
if(RequestContext.getCurrentInstance().getApplicationContext().getConfig().isClientSideValidationEnabled()) {
writer.writeAttribute("data-global", globalOnly, null);
writer.writeAttribute("data-summary", uiMessages.isShowSummary(), null);
writer.writeAttribute("data-detail", uiMessages.isShowDetail(), null);
writer.writeAttribute("data-severity", getClientSideSeverity(uiMessages.getSeverity()), null);
}
for(String severity : messagesMap.keySet()) {
List severityMessages = messagesMap.get(severity);
if(severityMessages.size() > 0) {
encodeSeverityMessages(context, uiMessages, severity, severityMessages);
}
}
writer.endElement("div");
}
protected void addMessage(Messages uiMessages, FacesMessage message, Map> messagesMap, String severity) {
if(shouldRender(uiMessages, message, severity)) {
List severityMessages = messagesMap.get(severity);
if(severityMessages == null) {
severityMessages = new ArrayList();
messagesMap.put(severity, severityMessages);
}
severityMessages.add(message);
}
}
protected void encodeSeverityMessages(FacesContext context, Messages uiMessages, String severity, List messages) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String styleClassPrefix = Messages.SEVERITY_PREFIX_CLASS + severity;
boolean escape = uiMessages.isEscape();
writer.startElement("div", null);
writer.writeAttribute("class", styleClassPrefix + " ui-corner-all", null);
if(uiMessages.isClosable()) {
encodeCloseIcon(context, uiMessages);
}
if(uiMessages.isShowIcon()) {
writer.startElement("span", null);
writer.writeAttribute("class", styleClassPrefix + "-icon", null);
writer.endElement("span");
}
writer.startElement("ul", null);
for(FacesMessage msg : messages) {
writer.startElement("li", null);
String summary = msg.getSummary() != null ? msg.getSummary() : "";
String detail = msg.getDetail() != null ? msg.getDetail() : summary;
if(uiMessages.isShowSummary()) {
writer.startElement("span", null);
writer.writeAttribute("class", styleClassPrefix + "-summary", null);
if(escape)
writer.writeText(summary, null);
else
writer.write(summary);
writer.endElement("span");
}
if(uiMessages.isShowDetail()) {
writer.startElement("span", null);
writer.writeAttribute("class", styleClassPrefix + "-detail", null);
if(escape)
writer.writeText(detail, null);
else
writer.write(detail);
writer.endElement("span");
}
writer.endElement("li");
msg.rendered();
}
writer.endElement("ul");
writer.endElement("div");
}
protected void encodeCloseIcon(FacesContext context, Messages uiMessages) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.startElement("a", null);
writer.writeAttribute("href", "#", null);
writer.writeAttribute("class", Messages.CLOSE_LINK_CLASS, null);
writer.writeAttribute("onclick", "$(this).parent().slideUp();return false;", null);
writer.startElement("span", null);
writer.writeAttribute("class", Messages.CLOSE_ICON_CLASS, null);
writer.endElement("span");
writer.endElement("a");
}
}
