public CSharpProject(Solution solution, string title, string fileName)
{
// Normalize the file name
fileName = Path.GetFullPath(fileName);
this.Solution = solution;
this.Title = title;
this.FileName = fileName;
// Use MSBuild to open the .csproj
var msbuildProject = new Microsoft.Build.Evaluation.Project(fileName);
// Figure out some compiler settings
this.AssemblyName = msbuildProject.GetPropertyValue("AssemblyName");
this.CompilerSettings.AllowUnsafeBlocks = GetBoolProperty(msbuildProject, "AllowUnsafeBlocks") ?? false;
this.CompilerSettings.CheckForOverflow = GetBoolProperty(msbuildProject, "CheckForOverflowUnderflow") ?? false;
string defineConstants = msbuildProject.GetPropertyValue("DefineConstants");
foreach (string symbol in defineConstants.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries))
this.CompilerSettings.ConditionalSymbols.Add(symbol.Trim());
// Initialize the unresolved type system
IProjectContent pc = new CSharpProjectContent();
pc = pc.SetAssemblyName(this.AssemblyName);
pc = pc.SetProjectFileName(fileName);
pc = pc.SetCompilerSettings(this.CompilerSettings);
// Parse the C# code files
foreach (var item in msbuildProject.GetItems("Compile")) {
var file = new CSharpFile(this, Path.Combine(msbuildProject.DirectoryPath, item.EvaluatedInclude));
Files.Add(file);
}
// Add parsed files to the type system
pc = pc.AddOrUpdateFiles(Files.Select(f => f.UnresolvedTypeSystemForFile));
// Add referenced assemblies:
foreach (string assemblyFile in ResolveAssemblyReferences(msbuildProject)) {
IUnresolvedAssembly assembly = solution.LoadAssembly(assemblyFile);
pc = pc.AddAssemblyReferences(new [] { assembly });
}
// Add project references:
foreach (var item in msbuildProject.GetItems("ProjectReference")) {
string referencedFileName = Path.Combine(msbuildProject.DirectoryPath, item.EvaluatedInclude);
// Normalize the path; this is required to match the name with the referenced project's file name
referencedFileName = Path.GetFullPath(referencedFileName);
pc = pc.AddAssemblyReferences(new[] { new ProjectReference(referencedFileName) });
}
this.ProjectContent = pc;
}
public static void Main(string[] args)
{
if (args.Length != 4)
{
Console.WriteLine("use: RenameClass.exe <SolutionPath> <ClassNamespace> <CurrentClassName> <NewClassName>");
return;
}
var solutionFile = args[0]; // "C:\\Users\\v-ezeqs\\Documents\\Visual Studio 2010\\Projects\\Application36\\Application36.sln"
var classNamespace = args[1]; // "Application36.WebHost"
var className = args[2]; // "SiteMaster"
var classNewName = args[3]; // "SiteMaster2"
if (!File.Exists(solutionFile))
{
Console.WriteLine("Solution not found at {0}", solutionFile);
return;
}
Console.WriteLine("Loading solution...");
// Loading Solution in Memory
Solution solution = new Solution(solutionFile);
Console.WriteLine("Finding references...");
// Define which Type I'm looking for
var typeReference = new GetClassTypeReference(classNamespace, className) as ITypeReference;
// Try to find the Type definition in solution's projects
foreach (var proj in solution.Projects)
{
var type = typeReference.Resolve(proj.Compilation);
if (type.Kind != TypeKind.Unknown)
{
SetSearchedMembers(new List<object>() { type });
}
}
if (searchedMembers == null)
{
Console.WriteLine("Not References found. Refactoring Done.");
return;
}
// Find all related members related with the Type (like Members, Methods, etc)
ICSharpCode.NRefactory.CSharp.Resolver.FindReferences refFinder = new ICSharpCode.NRefactory.CSharp.Resolver.FindReferences();
var scopes = searchedMembers.Select (e => refFinder.GetSearchScopes (e as IEntity));
// Finding references to the Type on the one of the different Solution files
refs = new List<dynamic>();
foreach (var file in solution.AllFiles.Distinct (new CSharpFileEqualityComparer())) {
foreach (var scope in scopes)
{
refFinder.FindReferencesInFile(
scope,
file.UnresolvedTypeSystemForFile,
file.SyntaxTree,
file.Project.Compilation,
(astNode, result) =>
{
var newRef = GetReference(result, astNode, file);
if (newRef == null || refs.Any(r => r.File.FileName == newRef.File.FileName && r.Region == newRef.Region))
return;
refs.Add(newRef);
},
CancellationToken.None
);
}
}
Console.WriteLine("Refactoring {0} places in {1} files...",
refs.Count(),
refs.Select(x => x.File.FileName).Distinct().Count());
// Perform replace for each of the References found
foreach (var r in refs) {
// DocumentScript expects the the AST to stay unmodified (so that it fits
// to the document state at the time of the DocumentScript constructor call),
// so we call Freeze() to prevent accidental modifications (e.g. forgetting a Clone() call).
r.File.SyntaxTree.Freeze();
// Create a document containing the file content:
var fileText = File.ReadAllText(r.File.FileName);
var document = new StringBuilderDocument(fileText);
using (var script = new DocumentScript(document, FormattingOptionsFactory.CreateAllman(), new TextEditorOptions())) {
// Alternative 1: clone a portion of the AST and modify it
//var copy = (InvocationExpression)expr.Clone();
//copy.Arguments.Add(stringComparisonAst.Member("Ordinal"));
//script.Replace(expr, copy);
// Alternative 2: perform direct text insertion / replace
int offset = script.GetCurrentOffset(r.Region.Begin);
var length = r.Region.End.Column - r.Region.Begin.Column;
script.Replace(offset, length, classNewName);
}
File.WriteAllText(r.File.FileName, document.Text);
}
Console.WriteLine("Refactoring Done.");
}
