54 lines
1.4 KiB
C#
54 lines
1.4 KiB
C#
// 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.IO;
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using System.Net.Http;
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using Microsoft.Build.Framework;
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using Microsoft.Build.Utilities;
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namespace Microsoft.DotNet.Cli.Build
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{
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public class DownloadFile : Task
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{
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[Required]
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public string Uri { get; set; }
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[Required]
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public string DestinationPath { get; set; }
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public bool Overwrite { get; set; }
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public override bool Execute()
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{
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FS.Mkdirp(Path.GetDirectoryName(DestinationPath));
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if (File.Exists(DestinationPath) && !Overwrite)
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{
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return true;
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}
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Log.LogMessage($"Downloading '{Uri}' to '{DestinationPath}'");
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using (var httpClient = new HttpClient())
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{
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var getTask = httpClient.GetStreamAsync(Uri);
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try
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{
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using (var outStream = File.Create(DestinationPath))
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{
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getTask.Result.CopyTo(outStream);
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}
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}
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catch (Exception)
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{
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File.Delete(DestinationPath);
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throw;
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}
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}
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return true;
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}
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}
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}
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