package org.apache.myfaces.tobago.renderkit.html.scarborough.standard.tag;
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
import org.apache.commons.lang.StringUtils;
import org.apache.myfaces.tobago.component.Attributes;
import org.apache.myfaces.tobago.component.UICalendar;
import org.apache.myfaces.tobago.context.Markup;
import org.apache.myfaces.tobago.context.ResourceManagerUtils;
import org.apache.myfaces.tobago.model.CalendarModel;
import org.apache.myfaces.tobago.model.DateModel;
import org.apache.myfaces.tobago.renderkit.LayoutComponentRendererBase;
import org.apache.myfaces.tobago.renderkit.css.Classes;
import org.apache.myfaces.tobago.renderkit.css.Style;
import org.apache.myfaces.tobago.renderkit.html.HtmlAttributes;
import org.apache.myfaces.tobago.renderkit.html.HtmlElements;
import org.apache.myfaces.tobago.renderkit.html.util.HtmlRendererUtils;
import org.apache.myfaces.tobago.webapp.TobagoResponseWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;
public class CalendarRenderer extends LayoutComponentRendererBase {
private static final Logger LOG = LoggerFactory.getLogger(CalendarRenderer.class);
@Override
public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException {
UICalendar output = (UICalendar) component;
String id = output.getClientId(facesContext);
String dateTextBoxId = (String) component.getAttributes().get(Attributes.DATE_INPUT_ID);
if (LOG.isDebugEnabled()) {
LOG.debug("dateTextBoxId = '" + dateTextBoxId + "'");
}
Locale locale = facesContext.getViewRoot().getLocale();
SimpleDateFormat dateFormat = new SimpleDateFormat("MMMMM yyyy", locale);
Object value = output.getValue();
Calendar calendar;
if (value instanceof Calendar) {
calendar = (Calendar) value;
} else {
calendar = new GregorianCalendar();
if (value instanceof Date) {
calendar.setTime((Date) value);
}
}
CalendarModel model = new CalendarModel(calendar);
// rendering
TobagoResponseWriter writer = HtmlRendererUtils.getTobagoResponseWriter(facesContext);
writer.startElement(HtmlElements.DIV, component);
writer.writeIdAttribute(id);
writer.writeClassAttribute(Classes.create(output));
Style style = new Style(facesContext, output);
writer.writeStyleAttribute(style);
// begin header
writer.startElement(HtmlElements.DIV, null);
writer.writeClassAttribute(Classes.create(output, "row"));
writer.startElement(HtmlElements.IMG, null);
writer.writeClassAttribute(Classes.create(output, "header"));
writer.writeAttribute(HtmlAttributes.ALT, "", false);
writer.writeAttribute(HtmlAttributes.SRC,
ResourceManagerUtils.getImageWithPath(facesContext, "image/calendarFastPrev.gif"), false);
writer.writeAttribute(HtmlAttributes.ONCLICK, "addMonth('" + id + "', -12)", false);
writer.endElement(HtmlElements.IMG);
writer.startElement(HtmlElements.IMG, null);
writer.writeClassAttribute(Classes.create(output, "header"));
writer.writeAttribute(HtmlAttributes.ALT, "", false);
writer.writeAttribute(HtmlAttributes.SRC,
ResourceManagerUtils.getImageWithPath(facesContext, "image/calendarPrev.gif"), false);
writer.writeAttribute(HtmlAttributes.ONCLICK, "addMonth('" + id + "', -1)", false);
writer.endElement(HtmlElements.IMG);
writer.startElement(HtmlElements.SPAN, null);
writer.writeClassAttribute(Classes.create(output, "header"));
writer.writeIdAttribute(id + ":title"); // todo: ComponentUtils.SUB_SEPARATOR
writer.writeText(dateFormat.format(calendar.getTime()));
writer.endElement(HtmlElements.SPAN);
writer.startElement(HtmlElements.IMG, null);
writer.writeClassAttribute(Classes.create(output, "header"));
writer.writeAttribute(HtmlAttributes.ALT, "", false);
writer.writeAttribute(HtmlAttributes.SRC,
ResourceManagerUtils.getImageWithPath(facesContext, "image/calendarNext.gif"), false);
writer.writeAttribute(HtmlAttributes.ONCLICK, "addMonth('" + id + "', 1)", false);
writer.endElement(HtmlElements.IMG);
writer.startElement(HtmlElements.IMG, null);
writer.writeClassAttribute(Classes.create(output, "header"));
writer.writeAttribute(HtmlAttributes.ALT, "", false);
writer.writeAttribute(HtmlAttributes.SRC,
ResourceManagerUtils.getImageWithPath(facesContext, "image/calendarFastNext.gif"), false);
writer.writeAttribute(HtmlAttributes.ONCLICK, "addMonth('" + id + "', 12)", false);
writer.endElement(HtmlElements.IMG);
writer.endElement(HtmlElements.DIV);
// end header
// begin weeks
writer.startElement(HtmlElements.DIV, null);
writer.writeClassAttribute(Classes.create(output, "row"));
dateFormat = new SimpleDateFormat("E", locale);
for (int dayIt = 0; dayIt < 7; ++dayIt) {
DateModel date = model.getDate(0, dayIt);
String dayName = dateFormat.format(date.getCalendar().getTime());
dayName = StringUtils.substring(dayName, 0, 2);
writer.startElement(HtmlElements.SPAN, null);
writer.writeClassAttribute(Classes.create(output, "dayOfWeek"));
writer.writeText(dayName);
writer.endElement(HtmlElements.SPAN);
}
writer.endElement(HtmlElements.DIV);
// end weeks
// int weekCount = model.getWeekCount();
for (int week = 0; week < 6; ++week) {
// String style = (week < weekCount) ? "" : "style=\"display: none\"";
writer.startElement(HtmlElements.DIV, null);
writer.writeIdAttribute(id + ":" + week);
writer.writeClassAttribute(Classes.create(output, "row"));
// writer.writeAttribute(HtmlAttributes.STYLE, style, null);
for (int dayIt = 0; dayIt < 7; ++dayIt) {
// if (week < weekCount) {
DateModel date = model.getDate(week, dayIt);
String dayDescription = String.valueOf(date.getDay());
String onclick = "selectDay('" + id + "', " + week + " , " + dayIt + ");";
writer.startElement(HtmlElements.SPAN, null);
writer.writeAttribute(HtmlAttributes.ONCLICK, onclick, true);
writer.writeIdAttribute(id + ":" + week + ":" + dayIt);
writer.writeClassAttribute(
Classes.create(output, "day", date.getMonth() == model.getMonth() ? null : Markup.DISABLED));
writer.writeText(dayDescription);
writer.endElement(HtmlElements.SPAN);
// } else {
// % ><td id="< %= id + ":" + week + ":" + day % >">x</td>< %
// }
}
writer.endElement(HtmlElements.DIV);
}
writer.endElement(HtmlElements.DIV);
writeInputHidden(writer, "/" + id + "/year", id + ":year", Integer.toString(calendar.get(Calendar.YEAR)));
writeInputHidden(writer, "/" + id + "/month", id + ":month", Integer.toString(1 + calendar.get(Calendar.MONTH)));
writeInputHidden(writer, "/" + id + "/day", id + ":day", Integer.toString(calendar.get(Calendar.DAY_OF_MONTH)));
writeInputHidden(writer, id + ":firstDayOfWeek", Integer.toString(calendar.getFirstDayOfWeek()));
writeInputHidden(writer, id + ":monthNames", getMonthNames(locale));
writeInputHidden(writer, id + ":fieldId", "");
String[] cmd = {
"document.calendar = new Object();",
dateTextBoxId != null
? "initCalendarParse('" + id + "', '" + dateTextBoxId + "');"
: ""
};
HtmlRendererUtils.writeScriptLoader(facesContext, null, cmd);
}
private void writeInputHidden(TobagoResponseWriter writer,
String id, String value) throws IOException {
writeInputHidden(writer, null, id, value);
}
private void writeInputHidden(TobagoResponseWriter writer, String name,
String id, String value) throws IOException {
writer.startElement(HtmlElements.INPUT, null);
writer.writeAttribute(HtmlAttributes.TYPE, "hidden", false);
if (name != null) {
writer.writeNameAttribute(name);
}
writer.writeIdAttribute(id);
writer.writeAttribute(HtmlAttributes.VALUE, value, true);
writer.endElement(HtmlElements.INPUT);
}
private String getMonthNames(Locale locale) {
SimpleDateFormat dateFormat = new SimpleDateFormat("MMMMM", locale);
StringBuilder buffer = new StringBuilder(64);
Calendar calendar = Calendar.getInstance();
calendar.set(2000, 0, 1);
for (int month = 0; month < 12; ++month) {
if (month > 0) {
buffer.append(',');
}
buffer.append(dateFormat.format(calendar.getTime()));
calendar.add(java.util.Calendar.MONTH, 1);
}
return buffer.toString();
}
}