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//---------------------------------------------------------------------
// <copyright file="BuildProviderUtils.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//
// @owner [....]
// @backupOwner [....]
//---------------------------------------------------------------------
using System.Diagnostics;
using System.IO;
using System.Web;
using System.Web.Compilation;
using System.Web.Hosting;
namespace System.Data.Entity.Design.AspNet
{
/// <summary>
/// A place to put common methods used by our build providers
/// </summary>
///
internal class BuildProviderUtils
{
/// <summary>
/// Default constructor
/// </summary>
private BuildProviderUtils()
{
}
internal static void AddArtifactReference(AssemblyBuilder assemblyBuilder, BuildProvider prov, string virtualPath)
{
// add the artifact as a resource to the DLL
using (Stream input = VirtualPathProvider.OpenFile(virtualPath))
{
// derive the resource name
string name = BuildProviderUtils.GetResourceNameForVirtualPath(virtualPath);
using (Stream resStream = assemblyBuilder.CreateEmbeddedResource(prov, name))
{
int byteRead = input.ReadByte();
while (byteRead != -1)
{
resStream.WriteByte((byte)byteRead);
byteRead = input.ReadByte();
}
}
}
}
/// <summary>
/// Transforms a virtual path string into a valid resource name.
/// </summary>
/// <param name="virtualPath"></param>
/// <returns></returns>
internal static string GetResourceNameForVirtualPath(string virtualPath)
{
string name = VirtualPathUtility.ToAppRelative(virtualPath);
Debug.Assert(name.StartsWith("~/", StringComparison.OrdinalIgnoreCase), "Expected app-relative path to start with ~/");
if (name.StartsWith("~/", StringComparison.OrdinalIgnoreCase))
{
name = name.Substring(2);
}
name = name.Replace("/", ".");
Debug.Assert(name.StartsWith(".", StringComparison.OrdinalIgnoreCase) == false, "resource name unexpectedly starts with .");
return name;
}
}
}
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