mirror of
https://github.com/ShareX/ShareX.git
synced 2024-08-15 10:12:12 +12:00
176 lines
No EOL
5.9 KiB
C#
176 lines
No EOL
5.9 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (C) 2007-2014 ShareX Developers
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using Newtonsoft.Json;
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using System;
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using System.Collections.Generic;
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using System.Net;
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using System.Net.Cache;
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namespace HelpersLib
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{
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public class GitHubUpdateChecker : UpdateChecker
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{
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public string Owner { get; private set; }
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public string Repo { get; private set; }
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private const string APIURL = "https://api.github.com";
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private string ReleasesURL
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{
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get
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{
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return string.Format("{0}/repos/{1}/{2}/releases", APIURL, Owner, Repo);
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}
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}
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public GitHubUpdateChecker(string owner, string repo)
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{
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Owner = owner;
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Repo = repo;
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}
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public override void CheckUpdate()
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{
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UpdateInfo = new UpdateInfo { CurrentVersion = this.CurrentVersion };
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try
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{
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List<GitHubRelease> releases = GetReleases();
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if (releases != null && releases.Count > 0)
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{
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GitHubRelease latestRelease = releases[0];
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if (latestRelease != null && !string.IsNullOrEmpty(latestRelease.tag_name) && latestRelease.tag_name.Length > 1 &&
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latestRelease.tag_name[0] == 'v')
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{
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UpdateInfo.LatestVersion = new Version(latestRelease.tag_name.Substring(1));
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if (latestRelease.assets != null && latestRelease.assets.Count > 0)
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{
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foreach (GitHubAsset asset in latestRelease.assets)
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{
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if (asset != null && !string.IsNullOrEmpty(asset.name) && asset.name.EndsWith(".exe", StringComparison.InvariantCultureIgnoreCase))
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{
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UpdateInfo.Filename = asset.name;
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UpdateInfo.DownloadURL = asset.url;
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UpdateInfo.RefreshStatus();
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return;
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}
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}
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}
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}
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}
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}
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catch (Exception e)
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{
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DebugHelper.WriteException(e, "GitHub update check failed");
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}
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UpdateInfo.Status = UpdateStatus.UpdateCheckFailed;
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}
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public string GetLatestDownloadURL()
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{
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List<GitHubRelease> releases = GetReleases();
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if (releases != null && releases.Count > 0)
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{
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return GetDownloadURL(releases[0]);
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}
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return null;
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}
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private string GetDownloadURL(GitHubRelease release)
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{
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if (release.assets != null && release.assets.Count > 0)
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{
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GitHubAsset asset = release.assets[0];
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if (asset != null && !string.IsNullOrEmpty(asset.name))
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{
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return string.Format("https://github.com/{0}/{1}/releases/download/{2}/{3}", Owner, Repo, release.tag_name, asset.name);
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}
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}
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return null;
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}
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private List<GitHubRelease> GetReleases()
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{
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using (WebClient wc = new WebClient())
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{
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wc.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
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wc.Headers.Add("user-agent", "ShareX");
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wc.Proxy = Proxy;
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string response = wc.DownloadString(ReleasesURL);
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if (!string.IsNullOrEmpty(response))
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{
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return JsonConvert.DeserializeObject<List<GitHubRelease>>(response);
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}
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}
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return null;
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}
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}
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public class GitHubRelease
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{
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public string url { get; set; }
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public string assets_url { get; set; }
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public string upload_url { get; set; }
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public string html_url { get; set; }
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public int id { get; set; }
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public string tag_name { get; set; }
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public string target_commitish { get; set; }
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public string name { get; set; }
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public string body { get; set; }
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public bool draft { get; set; }
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public bool prerelease { get; set; }
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public string created_at { get; set; }
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public string published_at { get; set; }
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public List<GitHubAsset> assets { get; set; }
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public string tarball_url { get; set; }
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public string zipball_url { get; set; }
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}
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public class GitHubAsset
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{
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public string url { get; set; }
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public int id { get; set; }
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public string name { get; set; }
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public string label { get; set; }
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public string content_type { get; set; }
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public string state { get; set; }
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public int size { get; set; }
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public int download_count { get; set; }
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public string created_at { get; set; }
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public string updated_at { get; set; }
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}
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} |