protected override string SendRequest(IUserData userData, string axlRequest)
{
if (_dataset == null)
{
return("");
}
string server = ConfigTextStream.ExtractValue(_dataset.ConnectionString, "server");
string service = ConfigTextStream.ExtractValue(_dataset.ConnectionString, "service");
IServiceRequestContext context = (userData != null) ? userData.GetUserData("IServiceRequestContext") as IServiceRequestContext : null;
string user = ConfigTextStream.ExtractValue(_dataset.ConnectionString, "user");
string pwd = Identity.HashPassword(ConfigTextStream.ExtractValue(_dataset.ConnectionString, "pwd"));
if ((user == "#" || user == "$") &&
context != null && context.ServiceRequest != null && context.ServiceRequest.Identity != null)
{
string roles = String.Empty;
if (user == "#" && context.ServiceRequest.Identity.UserRoles != null)
{
foreach (string role in context.ServiceRequest.Identity.UserRoles)
{
if (String.IsNullOrEmpty(role))
{
continue;
}
roles += "|" + role;
}
}
user = context.ServiceRequest.Identity.UserName + roles;
pwd = context.ServiceRequest.Identity.HashedPassword;
}
MapServerConnection conn = new MapServerConnection(server);
string resp = conn.Send(service, axlRequest, "BB294D9C-A184-4129-9555-398AA70284BC", user, pwd);
try
{
return(conn.Send(service, axlRequest, "BB294D9C-A184-4129-9555-398AA70284BC", user, pwd));
}
catch (Exception ex)
{
MapServerClass.ErrorLog(context, "Query", server, service, ex);
return(String.Empty);
}
}
public bool MapRequest(gView.Framework.Carto.IDisplay display)
{
if (_dataset == null)
{
return(false);
}
if (!_dataset._opened)
{
_dataset.Open();
}
IServiceRequestContext context = display.Map as IServiceRequestContext;
try
{
ISpatialReference sRef = (display.SpatialReference != null) ?
display.SpatialReference.Clone() as ISpatialReference :
null;
StringBuilder sb = new StringBuilder();
sb.Append("<?xml version='1.0' encoding='utf-8'?>");
sb.Append("<ARCXML version='1.1'>");
sb.Append("<REQUEST>");
sb.Append("<GET_IMAGE>");
sb.Append("<PROPERTIES>");
sb.Append("<ENVELOPE minx='" + display.Envelope.minx.ToString() + "' miny='" + display.Envelope.miny.ToString() + "' maxx='" + display.Envelope.maxx.ToString() + "' maxy='" + display.Envelope.maxy.ToString() + "' />");
sb.Append("<IMAGESIZE width='" + display.iWidth + "' height='" + display.iHeight + "' />");
sb.Append("<BACKGROUND color='255,255,255' transcolor='255,255,255' />");
//if (display.SpatialReference != null && !display.SpatialReference.Equals(_sRef))
//{
// string map_param = gView.Framework.Geometry.SpatialReference.ToProj4(display.SpatialReference);
// sb.Append("<SPATIALREFERENCE name='" + display.SpatialReference.Name + "' param='" + map_param + "' />");
//}
if (sRef != null)
{
string map_param = gView.Framework.Geometry.SpatialReference.ToProj4(display.SpatialReference);
sb.Append("<SPATIALREFERENCE name='" + display.SpatialReference.Name + "' param='" + map_param + "' />");
string wkt = gView.Framework.Geometry.SpatialReference.ToESRIWKT(sRef);
string geotranwkt = gView.Framework.Geometry.SpatialReference.ToESRIGeotransWKT(sRef);
if (wkt != null)
{
wkt = wkt.Replace("\"", """);
geotranwkt = geotranwkt.Replace("\"", """);
if (!String.IsNullOrEmpty(geotranwkt))
{
sb.Append("<FEATURECOORDSYS string=\"" + wkt + "\" datumtransformstring=\"" + geotranwkt + "\" />");
sb.Append("<FILTERCOORDSYS string=\"" + wkt + "\" datumtransformstring=\"" + geotranwkt + "\" />");
}
else
{
sb.Append("<FEATURECOORDSYS string=\"" + wkt + "\" />");
sb.Append("<FILTERCOORDSYS string=\"" + wkt + "\" />");
}
}
}
sb.Append("<LAYERLIST>");
foreach (IWebServiceTheme theme in Themes)
{
sb.Append("<LAYERDEF id='" + theme.LayerID + "' visible='" + (theme.Visible && !theme.Locked).ToString() + "' />");
}
sb.Append("</LAYERLIST>");
sb.Append("</PROPERTIES>");
sb.Append("</GET_IMAGE>");
sb.Append("</REQUEST>");
sb.Append("</ARCXML>");
string user = ConfigTextStream.ExtractValue(_dataset._connection, "user");
string pwd = Identity.HashPassword(ConfigTextStream.ExtractValue(_dataset._connection, "pwd"));
if ((user == "#" || user == "$") &&
context != null && context.ServiceRequest != null && context.ServiceRequest.Identity != null)
{
string roles = String.Empty;
if (user == "#" && context.ServiceRequest.Identity.UserRoles != null)
{
foreach (string role in context.ServiceRequest.Identity.UserRoles)
{
if (String.IsNullOrEmpty(role))
{
continue;
}
roles += "|" + role;
}
}
user = context.ServiceRequest.Identity.UserName + roles;
pwd = context.ServiceRequest.Identity.HashedPassword;
}
#if (DEBUG)
//Logger.LogDebug("Start gView Mapserver Request");
#endif
MapServerConnection service = new MapServerConnection(ConfigTextStream.ExtractValue(_dataset._connection, "server"));
string resp = service.Send(_name, sb.ToString(), "BB294D9C-A184-4129-9555-398AA70284BC", user, pwd);
#if (DEBUG)
//Logger.LogDebug("gView Mapserver Request Finished");
#endif
XmlDocument doc = new XmlDocument();
doc.LoadXml(resp);
System.Drawing.Bitmap bm = null;
XmlNode output = doc.SelectSingleNode("//OUTPUT[@file]");
if (_image != null)
{
_image.Dispose();
_image = null;
}
try
{
System.IO.FileInfo fi = new System.IO.FileInfo(output.Attributes["file"].Value);
if (fi.Exists)
{
bm = System.Drawing.Bitmap.FromFile(fi.FullName) as System.Drawing.Bitmap;
}
}
catch { }
if (bm == null)
{
bm = WebFunctions.DownloadImage(output);
}
if (bm != null)
{
_image = new GeorefBitmap(bm);
_image.SpatialReference = display.SpatialReference;
_image.Envelope = display.Envelope;
if (AfterMapRequest != null)
{
AfterMapRequest(this, display, _image);
}
}
return(_image != null);
}
catch (Exception ex)
{
MapServerClass.ErrorLog(context, "MapRequest", ConfigTextStream.ExtractValue(_dataset._connection, "server"), _name, ex);
return(false);
}
}