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BizHawk
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Update Checker: Use GitHub API to find latest version.

This commit is contained in:
J.D. Purcell 2019-11-02 16:53:27 -04:00
parent d71b2d26b5
commit afff86fb29
1 changed files with 18 additions and 35 deletions
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53
BizHawk.Client.EmuHawk/UpdateChecker.cs
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@ -3,37 +3,39 @@ using System.IO;
using System.Net;
using System.Threading;
using Newtonsoft.Json.Linq;
using BizHawk.Client.Common;
namespace BizHawk.Client.EmuHawk
{
public static class UpdateChecker
{
private static readonly string _latestVersionInfoURL = "http://tasvideos.org/SystemBizHawkReleaseManager.html";
private static readonly string _latestVersionInfoURL = "https://api.github.com/repos/TASVideos/BizHawk/releases/latest";
private static readonly TimeSpan _minimumCheckDuration = TimeSpan.FromHours(8);
private static bool AutoCheckEnabled
{
get { return Global.Config.Update_AutoCheckEnabled; }
set { Global.Config.Update_AutoCheckEnabled = value; }
get => Global.Config.Update_AutoCheckEnabled;
set => Global.Config.Update_AutoCheckEnabled = value;
}
private static DateTime? LastCheckTimeUTC
{
get { return Global.Config.Update_LastCheckTimeUTC; }
set { Global.Config.Update_LastCheckTimeUTC = value; }
get => Global.Config.Update_LastCheckTimeUTC;
set => Global.Config.Update_LastCheckTimeUTC = value;
}
private static string LatestVersion
{
get { return Global.Config.Update_LatestVersion; }
set { Global.Config.Update_LatestVersion = value; }
get => Global.Config.Update_LatestVersion;
set => Global.Config.Update_LatestVersion = value;
}
private static string IgnoreVersion
{
get { return Global.Config.Update_IgnoreVersion; }
set { Global.Config.Update_IgnoreVersion = value; }
get => Global.Config.Update_IgnoreVersion;
set => Global.Config.Update_IgnoreVersion = value;
}
public static void BeginCheck(bool skipCheck = false)
@ -74,9 +76,9 @@ namespace BizHawk.Client.EmuHawk
{
try
{
string latestVersionInfo = WebUtility.HtmlDecode(DownloadURLAsString(_latestVersionInfoURL));
JObject response = JObject.Parse(DownloadURLAsString(_latestVersionInfoURL));
LatestVersion = GetVersionNumberFromVersionInfo(latestVersionInfo);
LatestVersion = (string)response["name"];
}
catch
{
@ -90,31 +92,12 @@ namespace BizHawk.Client.EmuHawk
private static string DownloadURLAsString(string url)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
var request = (HttpWebRequest)WebRequest.Create(url);
request.UserAgent = "BizHawk";
request.KeepAlive = false;
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
using (StreamReader responseStream = new StreamReader(response.GetResponseStream()))
{
return responseStream.ReadToEnd();
}
}
private static string GetVersionNumberFromVersionInfo(string info)
{
string versionNumber = GetTextFromTag(info, "VersionNumber");
return (versionNumber != null && ParseVersion(versionNumber) != 0) ? versionNumber : "";
}
private static string GetTextFromTag(string info, string tagName)
{
string openTag = $"[{tagName}]";
string closeTag = $"[/{tagName}]";
int start = info.IndexOf(openTag, StringComparison.OrdinalIgnoreCase);
if (start == -1) return null;
start += openTag.Length;
int end = info.IndexOf(closeTag, start, StringComparison.OrdinalIgnoreCase);
if (end == -1) return null;
return info.Substring(start, end - start).Trim();
using var response = (HttpWebResponse)request.GetResponse();
using var responseStream = new StreamReader(response.GetResponseStream());
return responseStream.ReadToEnd();
}
// Major version goes in the first 16 bits, and so on, up to 4 parts