/*
* Copyright 2004 The Apache Software Foundation.
*
* 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.apache.myfaces.custom.date;
import java.io.IOException;
import java.text.DateFormatSymbols;
import java.text.ParseException;
import java.util.Calendar;
import java.util.Locale;
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 javax.faces.convert.ConverterException;
import org.apache.myfaces.component.UserRoleUtils;
import org.apache.myfaces.custom.calendar.HtmlCalendarRenderer;
import org.apache.myfaces.custom.calendar.HtmlCalendarRenderer.CalendarDateTimeConverter;
import org.apache.myfaces.custom.date.HtmlInputDate.UserData;
import org.apache.myfaces.renderkit.RendererUtils;
import org.apache.myfaces.renderkit.html.HTML;
import org.apache.myfaces.renderkit.html.HtmlRenderer;
import org.apache.myfaces.renderkit.html.HtmlRendererUtils;
import org.apache.myfaces.util.MessageUtils;
/**
* @author Sylvain Vieujot (latest modification by $Author: bdudney $)
* @version $Revision: 291104 $ $Date: 2005-09-23 08:01:10 -0400 (Fri, 23 Sep 2005) $
*/
public class HtmlDateRenderer extends HtmlRenderer {
/**
* <p>The message identifier of the {@link FacesMessage} to be created if
* the creditcard check fails.</p>
*/
public static final String DATE_MESSAGE_ID = "org.apache.myfaces.Date.INVALID";
private static final String ID_DAY_POSTFIX = ".day";
private static final String ID_MONTH_POSTFIX = ".month";
private static final String ID_YEAR_POSTFIX = ".year";
private static final String ID_HOURS_POSTFIX = ".hours";
private static final String ID_MINUTES_POSTFIX = ".minutes";
private static final String ID_SECONDS_POSTFIX = ".seconds";
protected boolean isDisabled(FacesContext facesContext, HtmlInputDate inputDate) {
if( !UserRoleUtils.isEnabledOnUserRole(inputDate) )
return false;
return inputDate.isDisabled();
}
public void encodeEnd(FacesContext facesContext, UIComponent uiComponent) throws IOException {
RendererUtils.checkParamValidity(facesContext, uiComponent, HtmlInputDate.class);
HtmlInputDate inputDate = (HtmlInputDate) uiComponent;
Locale currentLocale = facesContext.getViewRoot().getLocale();
UserData userData = (UserData) inputDate.getSubmittedValue();
if( userData == null )
userData = inputDate.getUserData(currentLocale);
String type = inputDate.getType();
String clientId = uiComponent.getClientId(facesContext);
boolean disabled = isDisabled(facesContext, inputDate);
boolean readonly = inputDate.isReadonly();
ResponseWriter writer = facesContext.getResponseWriter();
HtmlRendererUtils.writePrettyLineSeparator(facesContext);
writer.startElement(HTML.SPAN_ELEM, uiComponent);
writer.writeAttribute(HTML.ID_ATTR, clientId, null);
if( ! type.equals("time")){
encodeInputDay(inputDate, writer, clientId, userData, disabled, readonly);
encodeInputMonth(inputDate, writer, clientId, userData, currentLocale, disabled, readonly);
encodeInputYear(inputDate, writer, clientId, userData, disabled, readonly);
if( inputDate.isPopupCalendar() && ! disabled && ! readonly )
encodePopupCalendarButton(facesContext, uiComponent, writer, clientId, currentLocale);
}
if( type.equals("both") || type.equals("full")){
writer.write(" ");
}
if( ! type.equals("date")){
encodeInputHours(uiComponent, writer, clientId, userData, disabled, readonly);
writer.write(":");
encodeInputMinutes(uiComponent, writer, clientId, userData, disabled, readonly);
if (type.equals("full")|| type.equals("time")) {
writer.write(":");
encodeInputSeconds(uiComponent, writer, clientId, userData, disabled, readonly);
}
}
writer.endElement(HTML.SPAN_ELEM);
}
protected void encodeInputField(UIComponent uiComponent, ResponseWriter writer, String id,
String value, int size, boolean disabled, boolean readonly) throws IOException {
writer.startElement(HTML.INPUT_ELEM, uiComponent);
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent, HTML.UNIVERSAL_ATTRIBUTES);
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent, HTML.EVENT_HANDLER_ATTRIBUTES);
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent, HTML.INPUT_ATTRIBUTES);
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent, HTML.COMMON_FIELD_EVENT_ATTRIBUTES);
if (disabled) {
writer.writeAttribute(HTML.DISABLED_ATTR, Boolean.TRUE, null);
}
if( readonly ) {
writer.writeAttribute(HTML.READONLY_ATTR, Boolean.TRUE, null);
}
writer.writeAttribute(HTML.ID_ATTR, id, null);
writer.writeAttribute(HTML.NAME_ATTR, id, null);
writer.writeAttribute(HTML.SIZE_ATTR, Integer.toString(size), null);
writer.writeAttribute(HTML.MAXLENGTH_ATTR, Integer.toString(size), null);
if (value != null) {
writer.writeAttribute(HTML.VALUE_ATTR, value, null);
}
writer.endElement(HTML.INPUT_ELEM);
}
protected void encodeInputDay(UIComponent uiComponent, ResponseWriter writer, String clientId,
UserData userData, boolean disabled, boolean readonly) throws IOException {
encodeInputField(uiComponent, writer, clientId + ID_DAY_POSTFIX, userData.getDay(), 2, disabled, readonly);
}
protected void encodeInputMonth(UIComponent uiComponent, ResponseWriter writer, String clientId, UserData userData, Locale currentLocale,
boolean disabled, boolean readonly) throws IOException {
writer.startElement(HTML.SELECT_ELEM, uiComponent);
writer.writeAttribute(HTML.ID_ATTR, clientId + ID_MONTH_POSTFIX, null);
writer.writeAttribute(HTML.NAME_ATTR, clientId + ID_MONTH_POSTFIX, null);
writer.writeAttribute(HTML.SIZE_ATTR, "1", null);
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent, HTML.UNIVERSAL_ATTRIBUTES);
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent, HTML.EVENT_HANDLER_ATTRIBUTES);
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent, HTML.COMMON_FIELD_EVENT_ATTRIBUTES);
if (disabled) {
writer.writeAttribute(HTML.DISABLED_ATTR, Boolean.TRUE, null);
}
if (readonly) {
writer.writeAttribute(HTML.READONLY_ATTR, Boolean.TRUE, null);
}
int selectedMonth = userData.getMonth() == null ? -1 : Integer.parseInt(userData.getMonth())-1;
String[] months = HtmlCalendarRenderer.mapMonths(new DateFormatSymbols(currentLocale));
for (int i = 0; i < months.length; i++) {
String monthName = months[i];
String monthNumber = Integer.toString(i+1);
writer.write("\t\t");
writer.startElement(HTML.OPTION_ELEM, uiComponent);
writer.writeAttribute(HTML.VALUE_ATTR, monthNumber, null);
if (i == selectedMonth)
writer.writeAttribute(HTML.SELECTED_ATTR, HTML.SELECTED_ATTR, null);
writer.writeText(monthName, null);
writer.endElement(HTML.OPTION_ELEM);
}
// bug #970747: force separate end tag
writer.writeText("", null);
writer.endElement(HTML.SELECT_ELEM);
}
protected void encodeInputYear(UIComponent uiComponent, ResponseWriter writer, String clientId,
UserData userData, boolean disabled, boolean readonly) throws IOException {
encodeInputField(uiComponent, writer, clientId + ID_YEAR_POSTFIX, userData.getYear(), 4, disabled, readonly);
}
protected void encodeInputHours(UIComponent uiComponent, ResponseWriter writer, String clientId,
UserData userData, boolean disabled, boolean readonly) throws IOException {
encodeInputField(uiComponent, writer, clientId + ID_HOURS_POSTFIX, userData.getHours(), 2, disabled, readonly);
}
protected void encodeInputMinutes(UIComponent uiComponent, ResponseWriter writer, String clientId,
UserData userData, boolean disabled, boolean readonly) throws IOException {
encodeInputField(uiComponent, writer, clientId + ID_MINUTES_POSTFIX, userData.getMinutes(), 2, disabled, readonly);
}
protected void encodeInputSeconds(UIComponent uiComponent, ResponseWriter writer, String clientId,
UserData userData, boolean disabled, boolean readonly) throws IOException {
encodeInputField(uiComponent, writer, clientId + ID_SECONDS_POSTFIX, userData.getSeconds(), 2, disabled, readonly);
}
protected void encodePopupCalendarButton(FacesContext facesContext, UIComponent uiComponent, ResponseWriter writer, String clientId, Locale currentLocale) throws IOException{
DateFormatSymbols symbols = new DateFormatSymbols(currentLocale);
HtmlCalendarRenderer.addScriptAndCSSResources(facesContext, symbols,
HtmlCalendarRenderer.mapMonths(symbols), Calendar.getInstance(currentLocale).getFirstDayOfWeek(),
uiComponent);
String localizedLanguageScript = HtmlCalendarRenderer.getLocalizedLanguageScript(
symbols,
HtmlCalendarRenderer.mapMonths(symbols),
Calendar.getInstance(currentLocale).getFirstDayOfWeek(),
null);
writer.startElement(HTML.SCRIPT_ELEM,uiComponent);
writer.writeAttribute(HTML.SCRIPT_TYPE_ATTR,HTML.SCRIPT_TYPE_TEXT_JAVASCRIPT,null);
writer.write(localizedLanguageScript);
//writer.write("if (!document.layers) {\n");
//writer.write("document.write(\"<input type='button' onclick='jscalendarPopUpCalendarForInputDate(\\\""+clientId+"\\\")' value='...'/>\");");
//writer.write("\n}");
writer.endElement(HTML.SCRIPT_ELEM);
String dateFormat = CalendarDateTimeConverter.createJSPopupFormat(facesContext, null);
// render the button
writer.startElement(HTML.INPUT_ELEM, uiComponent);
writer.writeAttribute(HTML.TYPE_ATTR, HTML.INPUT_TYPE_BUTTON, null);
String jsCalendarFunctionCall = "jscalendarPopUpCalendarForInputDate('"+clientId+"','"+dateFormat+"')";
writer.writeAttribute(HTML.ONCLICK_ATTR, jsCalendarFunctionCall, null);
writer.writeAttribute(HTML.VALUE_ATTR, "...", null);
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent, HTML.UNIVERSAL_ATTRIBUTES);
writer.endElement(HTML.INPUT_ELEM);
}
public void decode(FacesContext facesContext, UIComponent uiComponent) {
RendererUtils.checkParamValidity(facesContext, uiComponent, HtmlInputDate.class);
HtmlInputDate inputDate = (HtmlInputDate) uiComponent;
if( isDisabled(facesContext, inputDate) ) // For safety, do not set the submited value if the component is disabled.
return;
Locale currentLocale = facesContext.getViewRoot().getLocale();
UserData userData = (UserData) inputDate.getSubmittedValue();
if( userData == null ) {
userData = inputDate.getUserData(currentLocale);
} else {
inputDate.setUserData(userData);
}
String clientId = inputDate.getClientId(facesContext);
String type = inputDate.getType();
Map requestMap = facesContext.getExternalContext().getRequestParameterMap();
if( ! type.equals( "time" ) ){
userData.setDay( (String) requestMap.get(clientId + ID_DAY_POSTFIX) );
userData.setMonth( (String) requestMap.get(clientId + ID_MONTH_POSTFIX) );
userData.setYear( (String) requestMap.get(clientId + ID_YEAR_POSTFIX) );
}
if( ! type.equals( "date" ) ){
userData.setHours( (String) requestMap.get(clientId + ID_HOURS_POSTFIX) );
userData.setMinutes( (String) requestMap.get(clientId + ID_MINUTES_POSTFIX) );
if (type.equals("full") || type.equals("time"))
userData.setSeconds( (String) requestMap.get(clientId + ID_SECONDS_POSTFIX) );
}
inputDate.setSubmittedValue( userData );
}
public Object getConvertedValue(FacesContext context, UIComponent uiComponent, Object submittedValue) throws ConverterException {
UserData userData = (UserData) submittedValue;
try {
return userData.parse();
} catch (ParseException e) {
Object[] args = {uiComponent.getId()};
throw new ConverterException(MessageUtils.getMessage(FacesMessage.SEVERITY_ERROR, DATE_MESSAGE_ID, args));
}
}
}