dotnet-installer/src/dotnet/commands/dotnet-migrate/MigrateCommand.cs

419 lines
14 KiB
C#

// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using Microsoft.Build.Construction;
using Microsoft.Build.Evaluation;
using Microsoft.DotNet.Cli;
using Microsoft.DotNet.Cli.Sln.Internal;
using Microsoft.DotNet.Cli.Utils;
using Microsoft.DotNet.ProjectJsonMigration;
using Microsoft.DotNet.Internal.ProjectModel;
using Project = Microsoft.DotNet.Internal.ProjectModel.Project;
using Microsoft.DotNet.Tools.Common;
namespace Microsoft.DotNet.Tools.Migrate
{
public partial class MigrateCommand
{
private SlnFile _slnFile;
private readonly DirectoryInfo _workspaceDirectory;
private readonly string _templateFile;
private readonly string _projectArg;
private readonly string _sdkVersion;
private readonly string _xprojFilePath;
private readonly bool _skipProjectReferences;
private readonly string _reportFile;
private readonly bool _reportFormatJson;
private readonly bool _skipBackup;
public MigrateCommand(
string templateFile,
string projectArg,
string sdkVersion,
string xprojFilePath,
string reportFile,
bool skipProjectReferences,
bool reportFormatJson,
bool skipBackup)
{
_templateFile = templateFile;
_projectArg = projectArg ?? Directory.GetCurrentDirectory();
_workspaceDirectory = File.Exists(_projectArg)
? new FileInfo(_projectArg).Directory
: new DirectoryInfo(_projectArg);
_sdkVersion = sdkVersion;
_xprojFilePath = xprojFilePath;
_skipProjectReferences = skipProjectReferences;
_reportFile = reportFile;
_reportFormatJson = reportFormatJson;
_skipBackup = skipBackup;
}
public int Execute()
{
var temporaryDotnetNewProject = new TemporaryDotnetNewTemplateProject();
var projectsToMigrate = GetProjectsToMigrate(_projectArg);
var msBuildTemplatePath = _templateFile ?? temporaryDotnetNewProject.MSBuildProjectPath;
MigrationReport migrationReport = null;
foreach (var project in projectsToMigrate)
{
var projectDirectory = Path.GetDirectoryName(project);
var outputDirectory = projectDirectory;
var migrationSettings = new MigrationSettings(
projectDirectory,
outputDirectory,
msBuildTemplatePath,
_xprojFilePath,
null,
_slnFile);
var projectMigrationReport = new ProjectMigrator().Migrate(migrationSettings, _skipProjectReferences);
if (migrationReport == null)
{
migrationReport = projectMigrationReport;
}
else
{
migrationReport = migrationReport.Merge(projectMigrationReport);
}
}
WriteReport(migrationReport);
temporaryDotnetNewProject.Clean();
UpdateSolutionFile(migrationReport);
MoveProjectJsonArtifactsToBackup(migrationReport);
return migrationReport.FailedProjectsCount;
}
private void UpdateSolutionFile(MigrationReport migrationReport)
{
if (_slnFile == null)
{
return;
}
if (migrationReport.FailedProjectsCount > 0)
{
return;
}
List<string> csprojFilesToAdd = new List<string>();
var slnPathWithTrailingSlash = PathUtility.EnsureTrailingSlash(_slnFile.BaseDirectory);
foreach (var report in migrationReport.ProjectMigrationReports)
{
var reportPathWithTrailingSlash = PathUtility.EnsureTrailingSlash(report.ProjectDirectory);
var reportRelPath = Path.Combine(
PathUtility.GetRelativePath(slnPathWithTrailingSlash, reportPathWithTrailingSlash),
report.ProjectName + ".xproj");
var projects = _slnFile.Projects.Where(p => p.FilePath == reportRelPath);
var migratedProjectName = report.ProjectName + ".csproj";
if (projects.Count() == 1)
{
var slnProject = projects.Single();
slnProject.FilePath = Path.Combine(
Path.GetDirectoryName(slnProject.FilePath),
migratedProjectName);
slnProject.TypeGuid = ProjectTypeGuids.CSharpProjectTypeGuid;
}
else
{
csprojFilesToAdd.Add(Path.Combine(report.ProjectDirectory, migratedProjectName));
}
foreach (var preExisting in report.PreExistingCsprojDependencies)
{
csprojFilesToAdd.Add(Path.Combine(report.ProjectDirectory, preExisting));
}
}
_slnFile.Write();
foreach (var csprojFile in csprojFilesToAdd)
{
AddProject(_slnFile.FullPath, csprojFile);
}
}
private void AddProject(string slnPath, string csprojPath)
{
List<string> args = new List<string>()
{
"add",
slnPath,
"project",
csprojPath,
};
var dotnetPath = Path.Combine(AppContext.BaseDirectory, "dotnet.dll");
var addCommand = new ForwardingApp(dotnetPath, args);
addCommand.Execute();
}
private void MoveProjectJsonArtifactsToBackup(MigrationReport migrationReport)
{
if (_skipBackup)
{
return;
}
if (migrationReport.FailedProjectsCount > 0)
{
return;
}
BackupProjects(migrationReport);
}
private void BackupProjects(MigrationReport migrationReport)
{
foreach (var report in migrationReport.ProjectMigrationReports)
{
var backupPlan = new MigrationBackupPlan(
new DirectoryInfo(report.ProjectDirectory),
_workspaceDirectory);
backupPlan.PerformBackup();
}
}
private void WriteReport(MigrationReport migrationReport)
{
if (!string.IsNullOrEmpty(_reportFile))
{
using (var outputTextWriter = GetReportFileOutputTextWriter())
{
outputTextWriter.Write(GetReportContent(migrationReport));
}
}
WriteReportToStdOut(migrationReport);
}
private void WriteReportToStdOut(MigrationReport migrationReport)
{
StringBuilder sb = new StringBuilder();
foreach (var projectMigrationReport in migrationReport.ProjectMigrationReports)
{
var errorContent = GetProjectReportErrorContent(projectMigrationReport, colored: true);
var successContent = GetProjectReportSuccessContent(projectMigrationReport, colored: true);
if (!string.IsNullOrEmpty(errorContent))
{
Reporter.Error.WriteLine(errorContent);
}
else
{
Reporter.Output.WriteLine(successContent);
}
}
Reporter.Output.WriteLine(GetReportSummary(migrationReport));
}
private string GetReportContent(MigrationReport migrationReport, bool colored = false)
{
if (_reportFormatJson)
{
return Newtonsoft.Json.JsonConvert.SerializeObject(migrationReport);
}
StringBuilder sb = new StringBuilder();
foreach (var projectMigrationReport in migrationReport.ProjectMigrationReports)
{
var errorContent = GetProjectReportErrorContent(projectMigrationReport, colored: colored);
var successContent = GetProjectReportSuccessContent(projectMigrationReport, colored: colored);
if (!string.IsNullOrEmpty(errorContent))
{
sb.AppendLine(errorContent);
}
else
{
sb.AppendLine(successContent);
}
}
sb.AppendLine(GetReportSummary(migrationReport));
return sb.ToString();
}
private string GetReportSummary(MigrationReport migrationReport)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine("Summary");
sb.AppendLine($"Total Projects: {migrationReport.MigratedProjectsCount}");
sb.AppendLine($"Succeeded Projects: {migrationReport.SucceededProjectsCount}");
sb.AppendLine($"Failed Projects: {migrationReport.FailedProjectsCount}");
return sb.ToString();
}
private string GetProjectReportSuccessContent(ProjectMigrationReport projectMigrationReport, bool colored)
{
Func<string, string> GreenIfColored = (str) => colored ? str.Green() : str;
return GreenIfColored($"Project {projectMigrationReport.ProjectName} migration succeeded ({projectMigrationReport.ProjectDirectory})");
}
private string GetProjectReportErrorContent(ProjectMigrationReport projectMigrationReport, bool colored)
{
StringBuilder sb = new StringBuilder();
Func<string, string> RedIfColored = (str) => colored ? str.Red() : str;
if (projectMigrationReport.Errors.Any())
{
sb.AppendLine(RedIfColored($"Project {projectMigrationReport.ProjectName} migration failed ({projectMigrationReport.ProjectDirectory})"));
foreach (var error in projectMigrationReport.Errors.Select(e => e.GetFormattedErrorMessage()))
{
sb.AppendLine(RedIfColored(error));
}
}
return sb.ToString();
}
private TextWriter GetReportFileOutputTextWriter()
{
return File.CreateText(_reportFile);
}
private IEnumerable<string> GetProjectsToMigrate(string projectArg)
{
IEnumerable<string> projects = null;
if (projectArg.EndsWith(Project.FileName, StringComparison.OrdinalIgnoreCase))
{
projects = Enumerable.Repeat(projectArg, 1);
}
else if (projectArg.EndsWith(GlobalSettings.FileName, StringComparison.OrdinalIgnoreCase))
{
projects = GetProjectsFromGlobalJson(projectArg);
if (!projects.Any())
{
throw new Exception("Unable to find any projects in global.json");
}
}
else if (File.Exists(projectArg) &&
string.Equals(Path.GetExtension(projectArg), ".sln", StringComparison.OrdinalIgnoreCase))
{
projects = GetProjectsFromSolution(projectArg);
if (!projects.Any())
{
throw new Exception($"Unable to find any projects in {projectArg}");
}
}
else if (Directory.Exists(projectArg))
{
projects = Directory.EnumerateFiles(projectArg, Project.FileName, SearchOption.AllDirectories);
if (!projects.Any())
{
throw new Exception($"No project.json file found in '{projectArg}'");
}
}
else
{
throw new Exception($"Invalid project argument - '{projectArg}' is not a project.json, global.json, or solution.sln file and a directory named '{projectArg}' doesn't exist.");
}
foreach (var project in projects)
{
yield return GetProjectJsonPath(project);
}
}
private void EnsureNotNull(string variable, string message)
{
if (variable == null)
{
throw new Exception(message);
}
}
private string GetProjectJsonPath(string projectJson)
{
projectJson = ProjectPathHelper.NormalizeProjectFilePath(projectJson);
if (File.Exists(projectJson))
{
return projectJson;
}
throw new Exception($"Unable to find project file at {projectJson}");
}
private IEnumerable<string> GetProjectsFromGlobalJson(string globalJson)
{
if (!File.Exists(globalJson))
{
throw new Exception($"Unable to find global settings file at {globalJson}");
}
var searchPaths = ProjectDependencyFinder.GetGlobalPaths(Path.GetDirectoryName(globalJson));
foreach (var searchPath in searchPaths)
{
var directory = new DirectoryInfo(searchPath);
if (!directory.Exists)
{
continue;
}
foreach (var projectDirectory in directory.EnumerateDirectories())
{
var projectFilePath = Path.Combine(projectDirectory.FullName, Project.FileName);
if (File.Exists(projectFilePath))
{
yield return projectFilePath;
}
}
}
}
private IEnumerable<string> GetProjectsFromSolution(string slnPath)
{
if (!File.Exists(slnPath))
{
throw new Exception($"Unable to find the solution file at {slnPath}");
}
_slnFile = SlnFile.Read(slnPath);
foreach (var project in _slnFile.Projects)
{
var projectFilePath = Path.Combine(
_slnFile.BaseDirectory,
Path.GetDirectoryName(project.FilePath),
Project.FileName);
if (File.Exists(projectFilePath))
{
yield return projectFilePath;
}
}
}
}
}