/// <summary>
/// Converts a .NET date to a JavaScript JSON date value.
/// </summary>
/// <param name="date">.Net Date</param>
/// <returns></returns>
public static string EncodeJsDate(DateTime date, JsonDateEncodingModes dateMode = JsonDateEncodingModes.ISO)
{
TimeSpan tspan = date.ToUniversalTime().Subtract(DAT_JAVASCRIPT_BASEDATE);
double milliseconds = Math.Floor(tspan.TotalMilliseconds);
// ISO 8601 mode string "2009-03-28T21:55:21.1234567Z"
if (dateMode == JsonDateEncodingModes.ISO)
{
// this is the same format that browser JSON formatters produce
return(string.Concat("\"", date.ToString("yyyy-MM-ddThh:mm:ss.fffZ"), "\""));
}
// raw date expression - new Date(1227578400000)
if (dateMode == JsonDateEncodingModes.NewDateExpression)
{
return("new Date(" + milliseconds + ")");
}
// MS Ajax style string: "\/Date(1227578400000)\/"
if (dateMode == JsonDateEncodingModes.MsAjax)
{
StringBuilder sb = new StringBuilder(40);
sb.Append(@"""\/Date(");
sb.Append(milliseconds);
// Add Timezone
sb.Append((TimeZoneInfo.Local.GetUtcOffset(date).Hours * 100).ToString("0000").PadLeft(4, '0'));
sb.Append(@")\/""");
return(sb.ToString());
}
throw new ArgumentException("Date Format not supported.");
}
/// <summary>
/// Converts a .NET date to a JavaScript JSON date value.
/// </summary>
/// <param name="date">.Net Date</param>
/// <returns></returns>
public static string EncodeJsDate(DateTime date, JsonDateEncodingModes dateMode = JsonDateEncodingModes.ISO)
{
TimeSpan tspan = date.ToUniversalTime().Subtract(DAT_JAVASCRIPT_BASEDATE);
double milliseconds = Math.Floor(tspan.TotalMilliseconds);
// ISO 8601 mode string "2009-03-28T21:55:21.1234567Z"
if (dateMode == JsonDateEncodingModes.ISO)
// this is the same format that browser JSON formatters produce
return string.Concat("\"", date.ToString("yyyy-MM-ddThh:mm:ss.fffZ"), "\"");
// raw date expression - new Date(1227578400000)
if (dateMode == JsonDateEncodingModes.NewDateExpression)
return "new Date(" + milliseconds.ToString() + ")";
// MS Ajax style string: "\/Date(1227578400000)\/"
if (dateMode == JsonDateEncodingModes.MsAjax)
{
StringBuilder sb = new StringBuilder(40);
sb.Append(@"""\/Date(");
sb.Append(milliseconds);
// Add Timezone
sb.Append((TimeZone.CurrentTimeZone.GetUtcOffset(date).Hours * 100).ToString("0000").PadLeft(4, '0'));
sb.Append(@")\/""");
return sb.ToString();
}
throw new ArgumentException("Date Format not supported.");
}
/// <summary>
/// Converts a .NET date to a JavaScript JSON date value. Several
/// different formats are supported (new Date(), MsAjax style strings
/// and ISO date strings).
/// </summary>
/// <param name="date">.Net Date</param>
/// <returns></returns>
public static string EncodeJsDate(DateTime date, JsonDateEncodingModes dateMode)
{
TimeSpan tspan = date.ToUniversalTime().Subtract(DAT_JAVASCRIPT_BASEDATE);
double milliseconds = Math.Floor(tspan.TotalMilliseconds);
// raw date expression - new Date(1227578400000)
if (dateMode == JsonDateEncodingModes.NewDateExpression)
return "new Date(" + milliseconds.ToString() + ")";
// MS Ajax style string: "\/Date(1227578400000)\/"
if (dateMode == JsonDateEncodingModes.MsAjax)
{
StringBuilder sb = new StringBuilder(40);
sb.Append(@"""\/Date(");
sb.Append(milliseconds);
// Add Timezone
sb.Append((TimeZone.CurrentTimeZone.GetUtcOffset(date).Hours * 100).ToString("0000").PadLeft(4, '0'));
sb.Append(@")\/""");
return sb.ToString();
}
// ISO 8601 mode string "2009-03-28T21:55:21Z"
if (dateMode == JsonDateEncodingModes.ISO)
return "\"" + DateTime.UtcNow.ToString("s") + "Z" + "\"";
throw new ArgumentException("Date Format not supported.");
}
