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GTK3NotInstalledOnWindowsSolution.cs
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GTK3NotInstalledOnWindowsSolution.cs
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using DotNetCheck.Models;
using Polly;
using System;
using System.IO;
using System.Net.Http;
using System.Threading;
using System.Threading.Tasks;
namespace DotNetCheck.Solutions
{
public class GTK3NotInstalledOnWindowsSolution : Solution
{
public GTK3NotInstalledOnWindowsSolution(Uri url, string title)
{
Url = url;
Title = title;
}
public Uri Url { get; set; }
public string Title { get; set; }
public override async Task Implement(SharedState sharedState, CancellationToken cancelToken)
{
var filename = Path.GetFileName(Url.AbsolutePath);
string tmpExe = null;
var http = new HttpClient();
http.Timeout = TimeSpan.FromMinutes(45);
await Policy
.Handle<ObjectDisposedException>()
.Or<OperationCanceledException>()
.Or<IOException>()
.Or<InvalidDataException>()
.RetryAsync(3)
.ExecuteAsync(async () =>
{
tmpExe = Path.Combine(Path.GetTempPath(), filename);
ReportStatus($"Downloading {Title ?? Url.ToString()}...");
using (var fs = File.Create(tmpExe))
using (var response = await http.GetAsync(Url, HttpCompletionOption.ResponseHeadersRead))
{
var contentLength = response.Content.Headers.ContentLength;
using (var download = await response.Content.ReadAsStreamAsync())
{
// Short circuit if no length
if (!contentLength.HasValue)
{
await download.CopyToAsync(fs);
return;
}
var buffer = new byte[81920];
long totalReadLen = 0;
var readLen = 0;
var lastPercent = 0;
while ((readLen = await download.ReadAsync(buffer, 0, buffer.Length, cancelToken)) != 0)
{
await fs.WriteAsync(buffer, 0, readLen, cancelToken).ConfigureAwait(false);
totalReadLen += readLen;
var percent = (int)(((double)totalReadLen / (double)contentLength) * 100d);
if (percent % 10 == 0 && percent != lastPercent)
{
lastPercent = percent;
ReportStatus($"Downloading... {percent}%...");
}
}
}
}
ReportStatus($"Downloaded {Title ?? Url.ToString()}.");
});
var logFile = Path.GetTempFileName();
ReportStatus($"Installing {Title ?? Url.ToString()}...");
var p = new ShellProcessRunner(new ShellProcessRunnerOptions(tmpExe, "/S"));
var r = p.WaitForExit();
if (r.ExitCode == 0)
{
ReportStatus($"Installed {Title ?? Url.ToString()}.");
}
}
}
}