/*
* Copyright (C) 2013 salesforce.com, inc.
*
* 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.auraframework.component.ui;
import java.util.Calendar;
import java.util.Locale;
import java.util.TimeZone;
import org.auraframework.Aura;
import org.auraframework.instance.BaseComponent;
import org.auraframework.service.LocalizationService;
import org.auraframework.system.Annotations.AuraEnabled;
import org.auraframework.system.Annotations.Model;
import org.auraframework.system.AuraContext;
import org.auraframework.throwable.quickfix.QuickFixException;
import org.auraframework.util.AuraTextUtil;
import org.auraframework.util.date.DateService;
import org.auraframework.util.date.DateServiceImpl;
/**
* A Aura model that backs the ui:outputDateTime Aura component.
*/
@Model
public class OutputDateTimeModel {
@AuraEnabled
public String getText() throws QuickFixException {
AuraContext context = Aura.getContextService().getCurrentContext();
BaseComponent<?, ?> component = context.getCurrentComponent();
Calendar cal;
try {
Object valueObj = component.getAttributes().getValue("value");
if (valueObj == null) {
return "";
}
cal = (Calendar) valueObj;
} catch (NumberFormatException e) {
// Handles the case where converting a literal "value" attribute
// long (milliseconds) value fails
return "Value must be a value in milliseconds or bound to a java.util.Calendar model value";
} catch (ClassCastException e) {
return "Value must be bound to a model value that resolves to a java.util.Calendar";
}
TimeZone tz = null;
String timezoneAttr = (String) component.getAttributes().getValue("timezone");
if (timezoneAttr != null) {
tz = TimeZone.getTimeZone(timezoneAttr);
}
// should this be made accessible in the component?
Locale loc = null;
String format = (String) component.getAttributes().getValue("format");
LocalizationService lclService = Aura.getLocalizationService();
if (format == null) {
String dateStyle = (String) component.getAttributes().getValue("dateStyle");
String timeStyle = (String) component.getAttributes().getValue("timeStyle");
DateService dateService = DateServiceImpl.get();
int intDateStyle = dateService.getStyle(dateStyle);
int intTimeStyle = dateService.getStyle(timeStyle);
return lclService.formatDateTime(cal.getTime(), loc, tz, intDateStyle, intTimeStyle);
} else {
// no pattern, no result
if (AuraTextUtil.isEmptyOrWhitespace(format)) {
return "";
} else {
try {
return lclService.formatDateTime(cal.getTime(), loc, tz, format);
} catch (IllegalArgumentException e) {
return "You must provide a valid format: " + e.getMessage();
}
}
}
}
}