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| @@ -0,0 +1,38 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
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| namespace IoTSharp.Releases | ||
| { | ||
| public class GithubRelease | ||
| { | ||
| public string url { get; set; } | ||
| public string html_url { get; set; } | ||
| public string assets_url { get; set; } | ||
| public string upload_url { get; set; } | ||
| public string tarball_url { get; set; } | ||
| public string zipball_url { get; set; } | ||
| public string id { get; set; } | ||
| public string tag_name { get; set; } | ||
| public string name { get; set; } | ||
| public string body { get; set; } | ||
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| public ICollection<GithubReleaseAsset> assets { get; set; } | ||
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| } | ||
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| public class GithubReleaseAsset | ||
| { | ||
| public string url { get; set; } | ||
| public string browser_download_url { get; set; } | ||
| public string id { get; set; } | ||
| public string name { get; set; } | ||
| public string label { get; set; } | ||
| public string state { get; set; } | ||
| public string content_type { get; set; } | ||
| public long size { get; set; } | ||
| public int download_count { get; set; } | ||
| } | ||
| } |
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| @@ -0,0 +1,18 @@ | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
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| <PropertyGroup> | ||
| <TargetFrameworks>netstandard2.0;net46</TargetFrameworks> | ||
| <GeneratePackageOnBuild>true</GeneratePackageOnBuild> | ||
| <Description></Description> | ||
| <PackageProjectUrl>https://github.com/maikebing/GithubReleasesDownloader</PackageProjectUrl> | ||
| <RepositoryUrl>https://github.com/maikebing/GithubReleasesDownloader</RepositoryUrl> | ||
| <Authors>mwhitis;IoTSharp;maikebing</Authors> | ||
| <Company>mwhitis;IoTSharp;maikebing</Company> | ||
| <PackageTags>Github;Releases;Downloader;IoTSharp</PackageTags> | ||
| </PropertyGroup> | ||
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| <ItemGroup> | ||
| <PackageReference Include="Newtonsoft.Json" Version="12.0.2" /> | ||
| </ItemGroup> | ||
|
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| </Project> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
|
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| namespace IoTSharp.Releases | ||
| { | ||
| public class LinkHeaderParser | ||
| { | ||
| /* | ||
| <https://api.github.com/search/code?q=addClass+user%3Amozilla&page=2>; rel="next", | ||
| <https://api.github.com/search/code?q=addClass+user%3Amozilla&page=34>; rel="last" | ||
| */ | ||
|
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| public string GetNextPageFromHeader(string headerText) | ||
| { | ||
| if (string.IsNullOrWhiteSpace(headerText)) | ||
| { | ||
| return string.Empty; | ||
| } | ||
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| var links = headerText.Split(','); | ||
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| foreach (var link in links.Where(link => link.Contains("rel=\"next\""))) | ||
| { | ||
| return link.Split(';')[0].Replace("<","").Replace(">","").Trim(); | ||
| } | ||
|
|
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| return string.Empty; | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,173 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.IO; | ||
| using System.Linq; | ||
| using System.Net; | ||
| using System.Net.Mime; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
| using Newtonsoft.Json; | ||
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| namespace IoTSharp.Releases | ||
| { | ||
| public class ReleaseDownloader | ||
| { | ||
| private readonly string _baseUri; | ||
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| private readonly string _accessToken; | ||
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| private readonly string _userAgent; | ||
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| private readonly string _releaseUri; | ||
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| private string _user; | ||
| private string _repo; | ||
| private string _token; | ||
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| public ReleaseDownloader(string _url, string accessToken) | ||
| { | ||
| var uri = new Uri(_url); | ||
| _baseUri = $"{ GetBaseUri(uri)}/repos/{GetUserFromUri(uri)}/{GetRepoFromUri(uri)}"; | ||
| _accessToken = accessToken; | ||
| _userAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3829.0 Safari/537.36 Edg/77.0.197.1"; ; | ||
| _releaseUri = GetReleaseUri(); | ||
| } | ||
|
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| private static string GetUserFromUri(Uri uri) | ||
| { | ||
| return !uri.LocalPath.Contains("/") ? string.Empty : uri.Segments[1].TrimEnd('/'); | ||
| } | ||
|
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| private static string GetRepoFromUri(Uri uri) | ||
| { | ||
| return !uri.LocalPath.Contains("/") ? string.Empty : uri.Segments[2].TrimEnd('/'); | ||
| } | ||
|
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| private static string GetBaseUri(Uri uri) | ||
| { | ||
| return uri.Host.Equals("github.com", StringComparison.OrdinalIgnoreCase) ? "https://api.github.com" : $"{uri.Scheme}://{uri.Host}/api/v3"; | ||
| } | ||
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| public ICollection<GithubRelease> GetDataForAllReleases() | ||
| { | ||
| var requestingUri = GetAccessTokenUri(_releaseUri); | ||
| return DownloadReleases(requestingUri); | ||
| } | ||
|
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| public ICollection<GithubRelease> DownloadReleases(string requestingUri) | ||
| { | ||
|
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| Console.WriteLine("Requesting: {0}", requestingUri); | ||
| var request = (HttpWebRequest)WebRequest.Create(new Uri(requestingUri)); | ||
| request.UserAgent = _userAgent; | ||
|
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| var response = request.GetResponse(); | ||
| Console.WriteLine(((HttpWebResponse)response).StatusDescription); | ||
| // Get the stream containing content returned by the server. | ||
|
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| var responseFromServer = ReadResponseFromServer(response); | ||
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| var releases = JsonConvert.DeserializeObject<List<GithubRelease>>(responseFromServer); | ||
|
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| var parser = new LinkHeaderParser(); | ||
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| var linkHeader = response.Headers["Link"]; | ||
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| var nextUrl = parser.GetNextPageFromHeader(linkHeader); | ||
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| if (!string.IsNullOrEmpty(nextUrl)) | ||
| { | ||
| releases.AddRange(DownloadReleases(nextUrl)); | ||
| } | ||
|
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| // Clean up the streams and the response. | ||
| response.Close(); | ||
| return releases; | ||
| } | ||
|
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| private string GetReleaseUri() | ||
| { | ||
| var releaseUri = $"{_baseUri}/releases"; | ||
| return releaseUri; | ||
| } | ||
|
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| private static string ReadResponseFromServer(WebResponse response) | ||
| { | ||
| using (var dataStream = response.GetResponseStream()) | ||
| { | ||
| // Open the stream using a StreamReader for easy access. | ||
| using (var reader = new StreamReader(dataStream)) | ||
| { | ||
| // Read the content. | ||
| return reader.ReadToEnd(); | ||
| } | ||
| } | ||
| } | ||
|
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| private string GetAssetsUriForId(string id) | ||
| { | ||
| var assetUri = $"{_releaseUri}/assets/{id}"; | ||
| return assetUri; | ||
| } | ||
|
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| private string GetAccessTokenUri(string uri) | ||
| { | ||
| return _accessToken == string.Empty ? uri : uri += $"?access_token={_accessToken}"; | ||
| } | ||
|
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| public bool DownloadAsset(string id, string path) | ||
| { | ||
| WebResponse response = GetAssetResponse(id); | ||
| GetBinaryResponseFromResponse(path,response); | ||
| return true; | ||
| } | ||
| public bool DownloadAsset(string id, out byte[] assetdata) | ||
| { | ||
| WebResponse response = GetAssetResponse(id); | ||
| assetdata = GetBinaryResponseFromResponse(response); | ||
| return true; | ||
| } | ||
|
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| private WebResponse GetAssetResponse(string id) | ||
| { | ||
| var assetUri = GetAccessTokenUri(GetAssetsUriForId(id)); | ||
|
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| var request = (HttpWebRequest)WebRequest.Create(new Uri(assetUri)); | ||
| request.Accept = "application/octet-stream"; | ||
| request.UserAgent = "mwhitis"; | ||
|
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| var response = request.GetResponse(); | ||
| return response; | ||
| } | ||
|
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| private static byte[] GetBinaryResponseFromResponse( WebResponse response) | ||
| { | ||
| byte[] result = null; | ||
| long received = 0; | ||
| byte[] buffer = new byte[1024]; | ||
| using (var ms = new MemoryStream() ) | ||
| { | ||
| using (var input = response.GetResponseStream()) | ||
| { | ||
| int size = input.Read(buffer, 0, buffer.Length); | ||
| while (size > 0) | ||
| { | ||
| ms.Write(buffer, 0, size); | ||
| received += size; | ||
|
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| size = input.Read(buffer, 0, buffer.Length); | ||
| } | ||
| } | ||
|
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| result = ms.ToArray(); | ||
| } | ||
| return result; | ||
| } | ||
| private static void GetBinaryResponseFromResponse(string path, WebResponse response) | ||
| { | ||
| System.IO.File.WriteAllBytes(path, GetBinaryResponseFromResponse(response)); | ||
| } | ||
| } | ||
| } |
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