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//
// SdkProjectReader.cs
//
// Author:
// Matt Ward <matt.ward@microsoft.com>
//
// Copyright (c) 2019 Microsoft
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using System.IO;
using System.Threading.Tasks;
using System.Xml;
using MonoDevelop.Core;
using MonoDevelop.Projects.MSBuild;
namespace MonoDevelop.Projects
{
class SdkProjectReader : WorkspaceObjectReader
{
public override bool CanRead (FilePath file, Type expectedType)
{
if (!expectedType.IsAssignableFrom (typeof (SolutionItem)))
return false;
if (SdkProjectExtension.IsSupportedProjectFileExtension (file))
return IsSdkProjectFile (file);
return false;
}
/// <summary>
/// Check the Project element contains an Sdk and ToolsVersion attribute.
/// </summary>
static bool IsSdkProjectFile (FilePath file)
{
return GetSdk (file) != null;
}
/// <summary>
/// Returns the first Sdk property defined by the project, if any exists
/// </summary>
static string GetSdk (FilePath file)
{
try {
// A .NET Core project can define an sdk in any of the following ways
// 1) An Sdk attribute on the Project node
// 2) An Sdk node as a child of the Project node
// 3) An Sdk attribute on any Import node
var document = new XmlDocument ();
document.Load (new StreamReader (file));
XmlNode projectNode = document.SelectSingleNode ("/Project");
if (projectNode != null) {
XmlAttribute sdkAttr = projectNode.Attributes ["Sdk"];
if (sdkAttr != null) {
// Found an Sdk definition on the root Project node
return sdkAttr.Value;
}
var childSdkNode = projectNode.SelectSingleNode ("Sdk");
if (childSdkNode != null) {
var name = childSdkNode.Attributes ["Name"];
if (name != null) {
// Found an Sdk definition on an Sdk node
return name.Value;
}
}
foreach (XmlNode importNode in projectNode.SelectNodes ("//Import")) {
sdkAttr = importNode.Attributes ["Sdk"];
if (sdkAttr != null) {
return sdkAttr.Value;
}
}
}
} catch {
// Ignore
}
return null;
}
public override async Task<SolutionItem> LoadSolutionItem (ProgressMonitor monitor, SolutionLoadContext ctx, string fileName, MSBuildFileFormat expectedFormat, string typeGuid, string itemGuid)
{
if (CanRead (fileName, typeof (SolutionItem))) {
return await MSBuildProjectService.LoadItem (monitor, fileName, MSBuildFileFormat.VS2012, typeGuid, itemGuid, ctx);
}
throw new NotSupportedException ();
}
}
}
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