public ZipOpener(BinaryData inputData, string password)
{
m_zip = new ZipWrapper();
m_zip.SetPassword(password);
if (inputData.Length >= 85000)
{
m_fileName = Path.GetTempFileName();
inputData.Save(m_fileName);
if (!m_zip.OpenZip(m_fileName))
{
throw new System.Exception(m_zip.LastErrorText);
}
}
else
{
using (Stream str = inputData.AsStream())
{
byte[] data = StreamUtils.SafeButUnpleasantReadAllStreamIntoByteArray(str);
if (!m_zip.OpenFromMemory(data))
{
throw new System.Exception(m_zip.LastErrorText);
}
}
}
}
public static bool IsDataHTML(BinaryData fileData)
{
byte[] byteArray = new byte[4];
using (Stream str = fileData.AsStream())
{
str.Read(byteArray, 0, 4);
Encoding encoding = FindEncoding(ref byteArray);
string dataString = fileData.AsString(10240, encoding).ToLowerInvariant();
// Trim off byte order marks from the beginning of the string
dataString = dataString.TrimStart(new char[] { '\xFEFF', '\xFFFE' });
return IsStringHTML(dataString);
}
}