public override ContentInfo Use(Stream stream)
{
ContentInfo result = null;
var buffer = ByteUtils.GetBuffer(stream, 2048);
var s = (TextHelper.IsUnicode(buffer) ? Encoding.Unicode.GetString(buffer) : Encoding.ASCII.GetString(buffer)).ToLower();
if (
s.Contains("<!doctype html") ||
s.Contains("<html") ||
s.Contains("<head") ||
s.Contains("<body"))
{
result = ContentSpecs.First(t => t.ContentType == ContentTypes.HTML);
}
if (
s.Contains("<!doctype xhtml") ||
s.Contains("<xhtml")
)
{
result = ContentSpecs.First(t => t.ContentType == XHTML);
}
return(result);
}
public virtual ContentInfo Use(Stream stream)
{
if (!SupportsMagics)
{
return(null);
}
return(ContentSpecs
.FirstOrDefault(info => info.HasMagics && info.Magics.Any(magic => HasMagic(stream, magic.Bytes, magic.Offset))));
}
public override ContentInfo Use(Stream source)
{
ContentInfo result = null;
var buffer = ByteUtils.GetBuffer(source, (int)source.Length);
var isUnicode = TextHelper.IsUnicode(buffer);
if (isUnicode)
{
return(ContentSpecs.First(t => t.ContentType == ContentTypes.Text));
}
else
{
return(ContentSpecs.First(t => t.ContentType == ContentTypes.ASCII));
}
return(null);
}
public virtual bool Supports(long contentType)
{
return(ContentSpecs.Supports(contentType));
}
public virtual bool Supports(string extension)
{
return(ContentSpecs.Supports(extension));
}
public virtual ContentInfo Find(long contentType)
{
return(ContentSpecs.Find(contentType));
}
public virtual ContentInfo FindMime(string mime)
{
return(ContentSpecs.FindMime(mime));
}
public virtual ContentInfo Find(string extension)
{
return(ContentSpecs.Find(extension));
}
