using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.Security;

using System.Web.SessionState;

using SharpMapServer.Model;

using SharpMap.Layers;

using System.IO;

using System.Reflection;

using System.Xml.Serialization;

using NetTopologySuite;

using ProjNet.CoordinateSystems;

using ProjNet.CoordinateSystems.Transformations;

namespace SharpMapServer

{

public class Global : System.Web.HttpApplication

{

protected void Application_Start(object sender, EventArgs e)

{

var gss = new NtsGeometryServices();

var css = new SharpMap.CoordinateSystems.CoordinateSystemServices(

new CoordinateSystemFactory(),

new CoordinateTransformationFactory(),

SharpMap.Converters.WellKnownText.SpatialReference.GetAllReferenceSystems());

GeoAPI.GeometryServiceProvider.Instance = gss;

SharpMap.Session.Instance

.SetGeometryServices(gss)

.SetCoordinateSystemServices(css)

.SetCoordinateSystemRepository(css);

string settingsfile = Server.MapPath("~/App_Data/settings.xml");

XmlSerializer serializer = new XmlSerializer(typeof(SharpMapContext));

if (!System.IO.File.Exists(settingsfile))

{

/*create default settings*/

SharpMapContext ctx = new SharpMapContext();

ctx.Capabilities = new WmsCapabilities()

{

Title = "SharpMap Demo Server",

Abstract = "This is an example SharpMap server",

Keywords = "SharpMap,WMS"

};

ctx.Users = new List<User>();

ctx.Users.Add(new User { UserName = "admin", Password = "sharpmap" });

/*add default layer*/

ctx.Layers = new List<SharpMapServer.Model.WmsLayer>();

ctx.Layers.Add(new SharpMapServer.Model.WmsLayer() { Name = "States", Description = "Demo data over US States", Provider = "Shapefile", DataSource = "states.shp" });

FileStream fs = File.Create(settingsfile);

serializer.Serialize(fs, ctx);

fs.Close();

}

FileStream settingsStream = File.OpenRead(settingsfile);

var settings = (SharpMapContext)serializer.Deserialize(settingsStream);

settingsStream.Close();

WMSServer.m_Capabilities = new SharpMap.Web.Wms.Capabilities.WmsServiceDescription

{

Abstract = settings.Capabilities.Abstract,

AccessConstraints = settings.Capabilities.AccessConstraints,

Fees = settings.Capabilities.Fees,

Keywords = settings.Capabilities.Keywords.Split(','),

LayerLimit = settings.Capabilities.LayerLimit,

MaxHeight = settings.Capabilities.MaxHeight,

MaxWidth = settings.Capabilities.MaxWidth,

OnlineResource = settings.Capabilities.OnlineResource,

Title = settings.Capabilities.Title

};

WMSServer.m_Map = new SharpMap.Map();

foreach (var l in settings.Layers)

{

switch (l.Provider)

{

case "Shapefile":

VectorLayer lay = new VectorLayer(l.Name);

string ds = l.DataSource;

if (!Path.IsPathRooted(ds))

ds = Server.MapPath(ds);

lay.DataSource = new SharpMap.Data.Providers.ShapeFile(ds);

lay.SRID = 4326;

WMSServer.m_Map.Layers.Add(lay);

break;

}

}

}

protected void Session_Start(object sender, EventArgs e)

{

}

protected void Application_BeginRequest(object sender, EventArgs e)

{

}

protected void Application_AuthenticateRequest(object sender, EventArgs e)

{

}

protected void Application_Error(object sender, EventArgs e)

{

}

protected void Session_End(object sender, EventArgs e)

{

}

protected void Application_End(object sender, EventArgs e)

{

}

}

}