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File: DaysUntilDates.asmx
<%@ WebService Language="C#" CodeBehind="~/App_Code/DaysUntilDates.cs" Class="DaysUntilDates" %>
File: \App_Code\DaysUntilDates.cs
using System;
using System.Web;
using System.Collections;
using System.Web.Services;
using System.Web.Services.Protocols;
[WebService(Namespace = "http://tempuri.com/", Description="Calculates the number of days until a given date.")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
public class DaysUntilDates : System.Web.Services.WebService {
[WebMethod]
public int DaysUntil(DateTime date)
{
return DaysUntilDate(date.Month, date.Day);
}
[WebMethod]
public int DaysUntilHalloween()
{
return DaysUntilDate(10, 31);
}
[WebMethod]
public int DaysUntilChristmas()
{
return DaysUntilDate(12, 25);
}
private int DaysUntilDate(int month, int day)
{
DateTime targetDate;
targetDate = DateTime.Parse(month.ToString() + "/"
+ day.ToString() + "/"
+ DateTime.Today.Year);
if (DateTime.Today > targetDate)
{
targetDate = targetDate.AddYears(1);
}
TimeSpan timeUntil = targetDate - DateTime.Today;
return timeUntil.Days;
}
}
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