/// <summary>
/// 根据ContentTypeKey，得到Response的ContentType
/// </summary>
/// <param name="key">ContentTypeKey</param>
/// <returns>ContentType</returns>
/// <remarks>根据ContentTypeKey，得到Response的ContentType</remarks>
public static string GetContentTypeByKey(string key)
{
ContentTypesSection section = ConfigSectionFactory.GetContentTypesSection();
key = key.ToLower();
ContentTypeConfigElement elt = section.ContentTypes[key];
string contentType = elt != null ? elt.ContentType : string.Empty;
return(contentType);
}
/// <summary>
/// 根据文件名得到文件的配置信息
/// </summary>
/// <param name="fileName"></param>
/// <returns></returns>
public ContentTypeConfigElement FindElementByFileName(string fileName)
{
ContentTypeConfigElement result = null;
string fileExt = Path.GetExtension(fileName);
if (string.IsNullOrEmpty(fileExt) == false)
{
fileExt = fileExt.Trim('.').ToLower(); //Modify 20071010, 大小写问题
foreach (ContentTypeConfigElement element in this)
{
if (element.FileExtensionNames.Contains(fileExt))
{
result = element;
break;
}
}
}
return(result);
}