84 lines
2.9 KiB
C#
84 lines
2.9 KiB
C#
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// Copyright (c) .NET Foundation and contributors. All rights reserved.
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// Licensed under the MIT license. See LICENSE file in the project root for full license information.
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using System;
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using System.Collections.Generic;
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using Microsoft.Build.Evaluation;
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using Microsoft.Build.Construction;
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using Microsoft.DotNet.ProjectModel;
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using Microsoft.DotNet.Cli;
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using System.Linq;
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using System.IO;
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using Newtonsoft.Json.Linq;
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namespace Microsoft.DotNet.ProjectJsonMigration
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{
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public class ProjectMigrator
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{
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// TODO: Migrate PackOptions
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// TODO: Support Mappings in IncludeContext Transformations
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// TODO: Migrate Multi-TFM projects
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// TODO: Tests
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// TODO: Out of Scope
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// - Globs that resolve to directories: /some/path/**/somedir
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// - Migrating Deprecated project.jsons
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// - Configuration dependent source exclusion
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public void Migrate(MigrationSettings migrationSettings)
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{
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var projectDirectory = migrationSettings.ProjectDirectory;
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EnsureDirectoryExists(migrationSettings.OutputDirectory);
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var migrationRuleInputs = ComputeMigrationRuleInputs(migrationSettings);
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VerifyInputs(migrationRuleInputs);
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new DefaultMigrationRuleSet().Apply(migrationSettings, migrationRuleInputs);
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}
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private void EnsureDirectoryExists(string outputDirectory)
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{
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if (!Directory.Exists(outputDirectory))
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{
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Directory.CreateDirectory(outputDirectory);
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}
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}
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private MigrationRuleInputs ComputeMigrationRuleInputs(MigrationSettings migrationSettings)
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{
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var projectContexts = ProjectContext.CreateContextForEachFramework(migrationSettings.ProjectDirectory);
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var templateMSBuildProject = migrationSettings.MSBuildProjectTemplate ?? ProjectRootElement.Create();
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var propertyGroup = templateMSBuildProject.AddPropertyGroup();
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var itemGroup = templateMSBuildProject.AddItemGroup();
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return new MigrationRuleInputs(projectContexts, templateMSBuildProject, itemGroup, propertyGroup);
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}
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private void VerifyInputs(MigrationRuleInputs migrationRuleInputs)
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{
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VerifyProject(migrationRuleInputs.ProjectContexts);
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}
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private void VerifyProject(IEnumerable<ProjectContext> projectContexts)
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{
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if (projectContexts.Count() > 1)
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{
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throw new Exception("MultiTFM projects currently not supported.");
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}
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if (projectContexts.Count() == 0)
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{
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throw new Exception("No projects found");
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}
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if (projectContexts.First().LockFile == null)
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{
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throw new Exception("Restore must be run prior to project migration.");
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}
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}
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}
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}
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