/// <summary>
/// Load the configuration
/// </summary>
protected void LoadConfiguration()
{
// --- Check to see if this is in the cache ---
string strConfigurationFile = Path.Combine(m_strCacheDir, CONFIGURATION_FILE);
XmlDocument oDoc;
XmlNodeList oList;
double dMaxX, dMaxY, dMinX, dMinY;
string strMethod = string.Empty;
string strDatum = string.Empty;
string strProjection = string.Empty;
string strLocalDatum = string.Empty;
string strUnits = string.Empty;
if (File.Exists(strConfigurationFile))
{
oDoc = new XmlDocument();
oDoc.Load(strConfigurationFile);
}
else
{
try
{
oDoc = m_oCommand.GetConfiguration(null);
oDoc.Save(strConfigurationFile);
}
catch (Exception)
{
// --- this server against a 6.2 server ---
try
{
m_oCommand.ChangeVersion(Geosoft.Dap.Command.Version.GEOSOFT_XML_1_0);
oDoc = m_oCommand.GetConfiguration(null);
oDoc.Save(strConfigurationFile);
}
catch (Exception ex)
{
// --- verify this server is on-line, because if it is then it is an unsupported version ---
m_eStatus = ServerStatus.OffLine;
GetDapError.Instance.Write("Configure Server, Get Configuration (" + m_strUrl + ") - " + ex.Message);
return;
}
}
}
oList = oDoc.SelectNodes("/" + Geosoft.Dap.Xml.Common.Constant.Tag.GEO_XML_TAG + "/" + Geosoft.Dap.Xml.Common.Constant.Tag.RESPONSE_TAG + "/" + Geosoft.Dap.Xml.Common.Constant.Tag.CONFIGURATION_TAG + "/" + Geosoft.Dap.Xml.Common.Constant.Tag.META_TAG);
if (oList.Count == 0)
{
m_iMajorVersion = 6;
m_iMinorVersion = 1;
m_eStatus = ServerStatus.Unsupported;
GetDapError.Instance.Write("Configure Server, Default AOI (" + m_strUrl + ")");
return;
}
m_oServerConfiguration = new Configuration(oList[0]);
// --- get the server configuration edition ---
m_oServerConfiguration.GetEdition(out m_strCacheVersion);
// --- get the default aoi ---
if (m_oServerConfiguration.GetDefaultAOI(out dMaxX, out dMaxY, out dMinX, out dMinY, out strProjection, out strDatum, out strMethod, out strUnits, out strLocalDatum))
{
m_oServerBoundingBox.MaxX = dMaxX;
m_oServerBoundingBox.MaxY = dMaxY;
m_oServerBoundingBox.MinX = dMinX;
m_oServerBoundingBox.MinY = dMinY;
m_oServerBoundingBox.CoordinateSystem.Projection = strProjection;
m_oServerBoundingBox.CoordinateSystem.Datum = strDatum;
m_oServerBoundingBox.CoordinateSystem.Method = strMethod;
m_oServerBoundingBox.CoordinateSystem.LocalDatum = strLocalDatum;
m_oServerBoundingBox.CoordinateSystem.Units = strUnits;
}
m_strName = m_oServerConfiguration.GetServerName();
m_oServerConfiguration.GetVersion(out m_iMajorVersion, out m_iMinorVersion);
// --- this is a 6.3 server, get increased configuration parameters ---
if (m_iMajorVersion <= 6 && m_iMinorVersion <= 2)
{
m_oCommand.ChangeVersion(Geosoft.Dap.Command.Version.GEOSOFT_XML_1_0);
}
else if (m_iMajorVersion > 6 || (m_iMajorVersion == 6 && m_iMinorVersion >= 3))
{
// --- Is this server Secure ? ---
if (m_oServerConfiguration.bLogin())
{
// --- Mark the server secure ---
m_bLogin = true;
SetServerToken();
}
}
}
/// <summary>
/// <para>Initializes an instance of the <see cref="Server"/> class.</para>
/// </summary>
/// <param name="oServerNode">
/// </param>
/// <exception cref="ArgumentNullException">
/// <para>The argument <paramref name="oServerNode"/> is <langword name="null"/>.</para>
/// </exception>
/// <exception cref="ArgumentOutOfRangeException">
/// <para>The argument <paramref name="oServerNode"/> is out of range.</para>
/// </exception>
internal Server(XmlNode oServerNode, string strSecureToken)
{
string strEdition, strConfigEdition;
XmlNode oAttr;
m_strSecureToken = strSecureToken;
m_strCacheRoot = string.Empty;
GXNet.CSYS.IGetDirectory(GXNet.Constant.SYS_DIR_USER, ref m_strCacheRoot);
if (oServerNode == null)
{
throw new ArgumentNullException("oServerNode");
}
if (oServerNode.Name != Constant.Xml.Tag.Server)
{
throw new ArgumentOutOfRangeException("oServerNode");
}
oAttr = oServerNode.Attributes.GetNamedItem(Constant.Xml.Attr.Name);
if (oAttr == null)
{
throw new ApplicationException("Missing name attribute in server node");
}
m_strName = oAttr.Value;
oAttr = oServerNode.Attributes.GetNamedItem(Constant.Xml.Attr.Url);
if (oAttr == null)
{
throw new ApplicationException("Missing url attribute in server node");
}
m_strUrl = oAttr.Value;
oAttr = oServerNode.Attributes.GetNamedItem(Constant.Xml.Attr.Status);
if (oAttr == null)
{
throw new ApplicationException("Missing status attribute in server node");
}
m_eStatus = ParseStatus(oAttr.Value);
oAttr = oServerNode.Attributes.GetNamedItem(Constant.Xml.Attr.Major_Version);
if (oAttr == null)
{
throw new ApplicationException("Missing major version attribute in server node");
}
m_iMajorVersion = Int32.Parse(oAttr.Value);
oAttr = oServerNode.Attributes.GetNamedItem(Constant.Xml.Attr.Minor_Version);
if (oAttr == null)
{
throw new ApplicationException("Missing minor version attribute in server node");
}
m_iMinorVersion = Int32.Parse(oAttr.Value);
oAttr = oServerNode.Attributes.GetNamedItem(Constant.Xml.Attr.CacheVersion);
if (oAttr == null)
{
throw new ApplicationException("Missing cache version attribute in server node");
}
m_strCacheVersion = oAttr.Value;
if (m_eStatus != ServerStatus.Disabled)
{
m_oCommand = new Geosoft.Dap.Command(m_strUrl, true, Geosoft.Dap.Command.Version.GEOSOFT_XML_1_1);
// --- this is a 6.2 server, get decreased configuration parameters ---
if (m_iMajorVersion < 6 || (m_iMajorVersion == 6 && m_iMinorVersion < 3))
{
m_oCommand.ChangeVersion(Command.Version.GEOSOFT_XML_1_0);
}
// --- ensure this server is trusted ---
GXNet.CDAP.SetAuthorization(m_strUrl, Geosoft.GXNet.Constant.GUI_AUTH_TRUST);
try
{
m_oCatalogs = new CatalogCollection(this);
ConfigureServer();
// --- If the edition change we need to reload the configuration ---
m_oCommand.GetCatalogEdition(out strConfigEdition, out strEdition);
if (m_strCacheVersion != strConfigEdition)
{
UpdateConfiguration();
}
}
catch
{
// we want to support showing servers as offline in the tree (otherwise we may loose them with offline mode)
m_eStatus = ServerStatus.OffLine;
}
}
}