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181 lines
5.6 KiB
C#
181 lines
5.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Reflection;
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using System.Threading;
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using System.Windows.Forms;
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using NAppUpdate.Framework;
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using NAppUpdate.Framework.Common;
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using NAppUpdate.Framework.Sources;
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using NAppUpdate.Framework.Tasks;
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using Newtonsoft.Json;
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using Wox.Core.i18n;
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using Wox.Core.UserSettings;
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using Wox.Infrastructure.Http;
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using Wox.Infrastructure.Logger;
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namespace Wox.Core.Updater
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{
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public class UpdaterManager
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{
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private static UpdaterManager instance;
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private const string VersionCheckURL = "http://api.getwox.com/release/latest/";
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private const string UpdateFeedURL = "http://upgrade.getwox.com/update.xml";
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//private const string UpdateFeedURL = "http://127.0.0.1:8888/update.xml";
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private static SemanticVersion currentVersion;
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public event EventHandler PrepareUpdateReady;
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public event EventHandler UpdateError;
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public Release NewRelease { get; set; }
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public static UpdaterManager Instance
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{
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get
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{
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if (instance == null)
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{
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instance = new UpdaterManager();
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}
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return instance;
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}
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}
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private UpdaterManager()
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{
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UpdateManager.Instance.UpdateSource = GetUpdateSource();
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}
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public SemanticVersion CurrentVersion
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{
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get
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{
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if (currentVersion == null)
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{
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currentVersion = new SemanticVersion(Assembly.GetExecutingAssembly().GetName().Version);
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}
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return currentVersion;
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}
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}
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private bool IsNewerThanCurrent(Release release)
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{
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if (release == null) return false;
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return new SemanticVersion(release.version) > CurrentVersion;
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}
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public List<string> GetAvailableUpdateFiles()
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{
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List<string> files = new List<string>();
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foreach (var task in UpdateManager.Instance.Tasks)
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{
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if (task is FileUpdateTask)
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{
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files.Add(((FileUpdateTask)task).LocalPath);
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}
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}
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return files;
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}
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public void CheckUpdate()
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{
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ThreadPool.QueueUserWorkItem(o =>
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{
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string json = HttpRequest.Get(VersionCheckURL, HttpProxy.Instance);
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if (!string.IsNullOrEmpty(json))
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{
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try
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{
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NewRelease = JsonConvert.DeserializeObject<Release>(json);
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if (IsNewerThanCurrent(NewRelease) && !UserSettingStorage.Instance.DontPromptUpdateMsg)
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{
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StartUpdate();
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}
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}
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catch (Exception e)
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{
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Log.Error(e);
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}
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}
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});
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}
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private void StartUpdate()
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{
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UpdateManager updManager = UpdateManager.Instance;
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updManager.BeginCheckForUpdates(asyncResult =>
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{
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if (asyncResult.IsCompleted)
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{
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// still need to check for caught exceptions if any and rethrow
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try
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{
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((UpdateProcessAsyncResult)asyncResult).EndInvoke();
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}
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catch (Exception e)
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{
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Log.Error(e);
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updManager.CleanUp();
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return;
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}
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// No updates were found, or an error has occured. We might want to check that...
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if (updManager.UpdatesAvailable == 0)
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{
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return;
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}
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}
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updManager.BeginPrepareUpdates(result =>
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{
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((UpdateProcessAsyncResult)result).EndInvoke();
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OnPrepareUpdateReady();
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}, null);
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}, null);
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}
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public void CleanUp()
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{
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UpdateManager.Instance.CleanUp();
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}
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public void ApplyUpdates()
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{
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// ApplyUpdates is a synchronous method by design. Make sure to save all user work before calling
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// it as it might restart your application
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// get out of the way so the console window isn't obstructed
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try
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{
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UpdateManager.Instance.ApplyUpdates(true, UserSettingStorage.Instance.EnableUpdateLog, false);
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}
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catch (Exception e)
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{
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string updateError = InternationalizationManager.Instance.GetTranslation("update_wox_update_error");
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Log.Error(e);
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MessageBox.Show(updateError);
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OnUpdateError();
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}
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UpdateManager.Instance.CleanUp();
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}
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private IUpdateSource GetUpdateSource()
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{
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var source = new WoxUpdateSource(UpdateFeedURL, HttpRequest.GetWebProxy(HttpProxy.Instance));
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return source;
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}
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protected virtual void OnPrepareUpdateReady()
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{
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var handler = PrepareUpdateReady;
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if (handler != null) handler(this, EventArgs.Empty);
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}
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protected virtual void OnUpdateError()
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{
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var handler = UpdateError;
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if (handler != null) handler(this, EventArgs.Empty);
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}
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}
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}
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