/// <summary>
/// 判断得到文件的编码内容判断结果响应
/// </summary>
/// <param name="file">文件内容</param>
/// <returns>编码内容判断结果响应</returns>
public static JudgeEncodingResponse GetJudgeEncodingResponse(this FileInfo file)
{
JudgeEncodingResponse response = GetDefaultResponse();
byte[] contentBytes = null;
foreach (var item in GetJudgeEncodings())
{
bool isNullContentBytes = contentBytes == null || contentBytes.Length <= 0;
response = isNullContentBytes ?
item.GetEncoding(file) :
item.GetEncoding(contentBytes);
if (response.Encoding != null)
{
return(response);
}
if (response.IsReadFileALLContent)
{
contentBytes = response.ContentBytes;
}
}
return(response);
}
/// <summary>
/// 判断得到文件的编码内容
/// </summary>
/// <param name="file">文件内容</param>
/// <returns>编码结果, 如果不受支持无法找到则返回 NULL</returns>
public static Encoding GetEncoding(this FileInfo file)
{
JudgeEncodingResponse response = file.GetJudgeEncodingResponse();
return(response.Encoding?.ToEncoding());
}