public static string ToBase64String(this Stream src, IODataStringFormat format)
{
var mem = new MemoryStream();
src.CopyTo(mem);
string base64 = Convert.ToBase64String(mem.ToArray());
return(format.ToDataStringFormat() + base64);
}
public static string ToDataStringFormat(this IODataStringFormat src)
{
switch (src)
{
case IODataStringFormat.Gif:
return("data:image/gif;base64,");
case IODataStringFormat.Jpg:
return("data:image/jpeg;base64,");
case IODataStringFormat.Mp4:
return("data:video/mp4;base64,");
case IODataStringFormat.Mp3:
return("data:audio/mpeg;base64,");
case IODataStringFormat.Mpeg:
return("data:video/mpeg;base64,");
case IODataStringFormat.None:
return("");
case IODataStringFormat.Pdf:
return("data:application/pdf;base64,");
case IODataStringFormat.Png:
return("data:image/png;base64,");
case IODataStringFormat.Html:
return("data:text/html;base64,");
case IODataStringFormat.Zip:
return("data:application/zip;base64,");
case IODataStringFormat.Log:
return("data:text/plain;base64,");
case IODataStringFormat.Svg:
return("data:image/svg+xml;base64,");
case IODataStringFormat.Txt:
return("data:text/plain;base64,");
default:
return("");
}
}
public virtual FileEntity GetById(string id, IOFileEncodingType type, IODataStringFormat format)
{
return(_repository.GetById(id, type, format));
}
public virtual Task <FileEntity> GetByIdAsync(string id, IOFileEncodingType type, IODataStringFormat format)
{
return(Task.FromResult(GetById(id, type, format)));
}
public FileEntity GetById(string id, IOFileEncodingType type, IODataStringFormat format)
{
string strFormat = format.ToDataStringFormat();
return(GetById(id, type, strFormat));
}
