mirror of
https://github.com/jellyfin/jellyfin.git
synced 2024-09-06 03:26:07 +02:00
584 lines
24 KiB
C#
584 lines
24 KiB
C#
using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Events;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Common.Plugins;
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using MediaBrowser.Common.Progress;
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using MediaBrowser.Common.Security;
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using MediaBrowser.Common.Updates;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Serialization;
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using MediaBrowser.Model.Updates;
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Security.Cryptography;
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using System.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Common.Implementations.Updates
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{
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/// <summary>
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/// Manages all install, uninstall and update operations (both plugins and system)
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/// </summary>
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public class InstallationManager : IInstallationManager
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{
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public event EventHandler<InstallationEventArgs> PackageInstalling;
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public event EventHandler<InstallationEventArgs> PackageInstallationCompleted;
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public event EventHandler<InstallationFailedEventArgs> PackageInstallationFailed;
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public event EventHandler<InstallationEventArgs> PackageInstallationCancelled;
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/// <summary>
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/// The current installations
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/// </summary>
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public List<Tuple<InstallationInfo, CancellationTokenSource>> CurrentInstallations { get; set; }
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/// <summary>
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/// The completed installations
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/// </summary>
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public ConcurrentBag<InstallationInfo> CompletedInstallations { get; set; }
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#region PluginUninstalled Event
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/// <summary>
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/// Occurs when [plugin uninstalled].
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/// </summary>
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public event EventHandler<GenericEventArgs<IPlugin>> PluginUninstalled;
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/// <summary>
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/// Called when [plugin uninstalled].
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/// </summary>
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/// <param name="plugin">The plugin.</param>
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private void OnPluginUninstalled(IPlugin plugin)
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{
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EventHelper.QueueEventIfNotNull(PluginUninstalled, this, new GenericEventArgs<IPlugin> { Argument = plugin }, _logger);
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}
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#endregion
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#region PluginUpdated Event
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/// <summary>
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/// Occurs when [plugin updated].
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/// </summary>
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public event EventHandler<GenericEventArgs<Tuple<IPlugin, PackageVersionInfo>>> PluginUpdated;
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/// <summary>
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/// Called when [plugin updated].
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/// </summary>
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/// <param name="plugin">The plugin.</param>
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/// <param name="newVersion">The new version.</param>
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private void OnPluginUpdated(IPlugin plugin, PackageVersionInfo newVersion)
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{
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_logger.Info("Plugin updated: {0} {1} {2}", newVersion.name, newVersion.version, newVersion.classification);
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EventHelper.QueueEventIfNotNull(PluginUpdated, this, new GenericEventArgs<Tuple<IPlugin, PackageVersionInfo>> { Argument = new Tuple<IPlugin, PackageVersionInfo>(plugin, newVersion) }, _logger);
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_applicationHost.NotifyPendingRestart();
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}
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#endregion
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#region PluginInstalled Event
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/// <summary>
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/// Occurs when [plugin updated].
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/// </summary>
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public event EventHandler<GenericEventArgs<PackageVersionInfo>> PluginInstalled;
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/// <summary>
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/// Called when [plugin installed].
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/// </summary>
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/// <param name="package">The package.</param>
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private void OnPluginInstalled(PackageVersionInfo package)
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{
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_logger.Info("New plugin installed: {0} {1} {2}", package.name, package.version, package.classification);
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EventHelper.QueueEventIfNotNull(PluginInstalled, this, new GenericEventArgs<PackageVersionInfo> { Argument = package }, _logger);
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_applicationHost.NotifyPendingRestart();
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}
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#endregion
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/// <summary>
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/// The _logger
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/// </summary>
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private readonly ILogger _logger;
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private readonly IApplicationPaths _appPaths;
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private readonly IHttpClient _httpClient;
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private readonly IJsonSerializer _jsonSerializer;
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private readonly ISecurityManager _securityManager;
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private readonly INetworkManager _networkManager;
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private readonly IConfigurationManager _config;
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/// <summary>
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/// Gets the application host.
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/// </summary>
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/// <value>The application host.</value>
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private readonly IApplicationHost _applicationHost;
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public InstallationManager(ILogger logger, IApplicationHost appHost, IApplicationPaths appPaths, IHttpClient httpClient, IJsonSerializer jsonSerializer, ISecurityManager securityManager, INetworkManager networkManager, IConfigurationManager config)
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{
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if (logger == null)
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{
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throw new ArgumentNullException("logger");
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}
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CurrentInstallations = new List<Tuple<InstallationInfo, CancellationTokenSource>>();
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CompletedInstallations = new ConcurrentBag<InstallationInfo>();
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_applicationHost = appHost;
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_appPaths = appPaths;
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_httpClient = httpClient;
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_jsonSerializer = jsonSerializer;
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_securityManager = securityManager;
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_networkManager = networkManager;
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_config = config;
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_logger = logger;
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}
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/// <summary>
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/// Gets all available packages.
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/// </summary>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <param name="packageType">Type of the package.</param>
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/// <param name="applicationVersion">The application version.</param>
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/// <returns>Task{List{PackageInfo}}.</returns>
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public async Task<IEnumerable<PackageInfo>> GetAvailablePackages(CancellationToken cancellationToken,
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PackageType? packageType = null,
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Version applicationVersion = null)
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{
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var data = new Dictionary<string, string> { { "key", _securityManager.SupporterKey }, { "mac", _networkManager.GetMacAddress() } };
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using (var json = await _httpClient.Post(Constants.Constants.MbAdminUrl + "service/package/retrieveall", data, cancellationToken).ConfigureAwait(false))
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{
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cancellationToken.ThrowIfCancellationRequested();
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var packages = _jsonSerializer.DeserializeFromStream<List<PackageInfo>>(json).ToList();
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return FilterPackages(packages, packageType, applicationVersion);
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}
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}
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private Tuple<List<PackageInfo>, DateTime> _lastPackageListResult;
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/// <summary>
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/// Gets all available packages.
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/// </summary>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <param name="packageType">Type of the package.</param>
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/// <param name="applicationVersion">The application version.</param>
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/// <returns>Task{List{PackageInfo}}.</returns>
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public async Task<IEnumerable<PackageInfo>> GetAvailablePackagesWithoutRegistrationInfo(CancellationToken cancellationToken,
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PackageType? packageType = null,
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Version applicationVersion = null)
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{
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if (_lastPackageListResult != null)
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{
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// Let dev users get results more often for testing purposes
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var cacheLength = _config.CommonConfiguration.SystemUpdateLevel == PackageVersionClass.Dev
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? TimeSpan.FromHours(1)
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: TimeSpan.FromHours(12);
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if ((DateTime.UtcNow - _lastPackageListResult.Item2) < cacheLength)
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{
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return _lastPackageListResult.Item1;
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}
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}
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using (var json = await _httpClient.Get(Constants.Constants.MbAdminUrl + "service/MB3Packages.json", cancellationToken).ConfigureAwait(false))
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{
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cancellationToken.ThrowIfCancellationRequested();
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var packages = _jsonSerializer.DeserializeFromStream<List<PackageInfo>>(json).ToList();
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_lastPackageListResult = new Tuple<List<PackageInfo>, DateTime>(packages, DateTime.UtcNow);
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return FilterPackages(packages, packageType, applicationVersion);
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}
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}
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protected IEnumerable<PackageInfo> FilterPackages(List<PackageInfo> packages, PackageType? packageType, Version applicationVersion)
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{
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foreach (var package in packages)
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{
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package.versions = package.versions.Where(v => !string.IsNullOrWhiteSpace(v.sourceUrl))
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.OrderByDescending(v => v.version).ToList();
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}
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if (packageType.HasValue)
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{
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packages = packages.Where(p => p.type == packageType.Value).ToList();
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}
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// If an app version was supplied, filter the versions for each package to only include supported versions
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if (applicationVersion != null)
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{
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foreach (var package in packages)
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{
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package.versions = package.versions.Where(v => IsPackageVersionUpToDate(v, applicationVersion)).ToList();
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}
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}
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// Remove packages with no versions
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packages = packages.Where(p => p.versions.Any()).ToList();
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return packages;
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}
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/// <summary>
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/// Determines whether [is package version up to date] [the specified package version info].
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/// </summary>
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/// <param name="packageVersionInfo">The package version info.</param>
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/// <param name="currentServerVersion">The current server version.</param>
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/// <returns><c>true</c> if [is package version up to date] [the specified package version info]; otherwise, <c>false</c>.</returns>
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private bool IsPackageVersionUpToDate(PackageVersionInfo packageVersionInfo, Version currentServerVersion)
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{
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if (string.IsNullOrEmpty(packageVersionInfo.requiredVersionStr))
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{
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return true;
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}
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Version requiredVersion;
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return Version.TryParse(packageVersionInfo.requiredVersionStr, out requiredVersion) && currentServerVersion >= requiredVersion;
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}
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/// <summary>
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/// Gets the package.
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/// </summary>
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/// <param name="name">The name.</param>
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/// <param name="classification">The classification.</param>
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/// <param name="version">The version.</param>
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/// <returns>Task{PackageVersionInfo}.</returns>
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public async Task<PackageVersionInfo> GetPackage(string name, PackageVersionClass classification, Version version)
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{
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var packages = await GetAvailablePackages(CancellationToken.None).ConfigureAwait(false);
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var package = packages.FirstOrDefault(p => p.name.Equals(name, StringComparison.OrdinalIgnoreCase));
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if (package == null)
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{
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return null;
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}
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return package.versions.FirstOrDefault(v => v.version.Equals(version) && v.classification == classification);
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}
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/// <summary>
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/// Gets the latest compatible version.
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/// </summary>
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/// <param name="name">The name.</param>
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/// <param name="currentServerVersion">The current server version.</param>
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/// <param name="classification">The classification.</param>
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/// <returns>Task{PackageVersionInfo}.</returns>
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public async Task<PackageVersionInfo> GetLatestCompatibleVersion(string name, Version currentServerVersion, PackageVersionClass classification = PackageVersionClass.Release)
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{
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var packages = await GetAvailablePackages(CancellationToken.None).ConfigureAwait(false);
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return GetLatestCompatibleVersion(packages, name, currentServerVersion, classification);
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}
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/// <summary>
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/// Gets the latest compatible version.
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/// </summary>
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/// <param name="availablePackages">The available packages.</param>
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/// <param name="name">The name.</param>
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/// <param name="currentServerVersion">The current server version.</param>
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/// <param name="classification">The classification.</param>
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/// <returns>PackageVersionInfo.</returns>
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public PackageVersionInfo GetLatestCompatibleVersion(IEnumerable<PackageInfo> availablePackages, string name, Version currentServerVersion, PackageVersionClass classification = PackageVersionClass.Release)
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{
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var package = availablePackages.FirstOrDefault(p => p.name.Equals(name, StringComparison.OrdinalIgnoreCase));
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if (package == null)
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{
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return null;
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}
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return package.versions
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.OrderByDescending(v => v.version)
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.FirstOrDefault(v => v.classification <= classification && IsPackageVersionUpToDate(v, currentServerVersion));
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}
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/// <summary>
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/// Gets the available plugin updates.
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/// </summary>
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/// <param name="currentServerVersion">The current server version.</param>
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/// <param name="withAutoUpdateEnabled">if set to <c>true</c> [with auto update enabled].</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <returns>Task{IEnumerable{PackageVersionInfo}}.</returns>
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public async Task<IEnumerable<PackageVersionInfo>> GetAvailablePluginUpdates(Version currentServerVersion, bool withAutoUpdateEnabled, CancellationToken cancellationToken)
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{
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var catalog = await GetAvailablePackagesWithoutRegistrationInfo(cancellationToken).ConfigureAwait(false);
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var plugins = _applicationHost.Plugins.ToList();
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if (withAutoUpdateEnabled)
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{
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plugins = plugins
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.Where(p => p.Configuration.EnableAutoUpdate)
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.ToList();
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}
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// Figure out what needs to be installed
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var packages = plugins.Select(p =>
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{
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var latestPluginInfo = GetLatestCompatibleVersion(catalog, p.Name, currentServerVersion, p.Configuration.UpdateClass);
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return latestPluginInfo != null && latestPluginInfo.version != null && latestPluginInfo.version > p.Version ? latestPluginInfo : null;
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}).Where(i => i != null).ToList();
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return packages
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.Where(p => !string.IsNullOrWhiteSpace(p.sourceUrl) && !CompletedInstallations.Any(i => string.Equals(i.Name, p.name, StringComparison.OrdinalIgnoreCase)));
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}
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/// <summary>
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/// Installs the package.
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/// </summary>
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/// <param name="package">The package.</param>
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/// <param name="progress">The progress.</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <returns>Task.</returns>
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/// <exception cref="System.ArgumentNullException">package</exception>
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public async Task InstallPackage(PackageVersionInfo package, IProgress<double> progress, CancellationToken cancellationToken)
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{
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if (package == null)
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{
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throw new ArgumentNullException("package");
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}
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if (progress == null)
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{
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throw new ArgumentNullException("progress");
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}
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if (cancellationToken == null)
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{
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throw new ArgumentNullException("cancellationToken");
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}
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var installationInfo = new InstallationInfo
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{
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Id = Guid.NewGuid(),
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Name = package.name,
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UpdateClass = package.classification,
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Version = package.versionStr
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};
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var innerCancellationTokenSource = new CancellationTokenSource();
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var tuple = new Tuple<InstallationInfo, CancellationTokenSource>(installationInfo, innerCancellationTokenSource);
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// Add it to the in-progress list
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lock (CurrentInstallations)
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{
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CurrentInstallations.Add(tuple);
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}
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var innerProgress = new ActionableProgress<double>();
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// Whenever the progress updates, update the outer progress object and InstallationInfo
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innerProgress.RegisterAction(percent =>
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{
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progress.Report(percent);
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installationInfo.PercentComplete = percent;
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});
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var linkedToken = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, innerCancellationTokenSource.Token).Token;
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var installationEventArgs = new InstallationEventArgs
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{
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InstallationInfo = installationInfo,
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PackageVersionInfo = package
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};
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EventHelper.QueueEventIfNotNull(PackageInstalling, this, installationEventArgs, _logger);
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try
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{
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await InstallPackageInternal(package, innerProgress, linkedToken).ConfigureAwait(false);
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lock (CurrentInstallations)
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{
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CurrentInstallations.Remove(tuple);
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}
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CompletedInstallations.Add(installationInfo);
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EventHelper.QueueEventIfNotNull(PackageInstallationCompleted, this, installationEventArgs, _logger);
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}
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catch (OperationCanceledException)
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{
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lock (CurrentInstallations)
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{
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CurrentInstallations.Remove(tuple);
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}
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_logger.Info("Package installation cancelled: {0} {1}", package.name, package.versionStr);
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EventHelper.QueueEventIfNotNull(PackageInstallationCancelled, this, installationEventArgs, _logger);
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throw;
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Package installation failed", ex);
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lock (CurrentInstallations)
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{
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CurrentInstallations.Remove(tuple);
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}
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EventHelper.QueueEventIfNotNull(PackageInstallationFailed, this, new InstallationFailedEventArgs
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{
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InstallationInfo = installationInfo,
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Exception = ex
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}, _logger);
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throw;
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}
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finally
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{
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// Dispose the progress object and remove the installation from the in-progress list
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innerProgress.Dispose();
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tuple.Item2.Dispose();
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}
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}
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/// <summary>
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/// Installs the package internal.
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/// </summary>
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/// <param name="package">The package.</param>
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/// <param name="progress">The progress.</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <returns>Task.</returns>
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private async Task InstallPackageInternal(PackageVersionInfo package, IProgress<double> progress, CancellationToken cancellationToken)
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{
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// Do the install
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await PerformPackageInstallation(progress, package, cancellationToken).ConfigureAwait(false);
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var extension = Path.GetExtension(package.targetFilename) ?? "";
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// Do plugin-specific processing
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if (!string.Equals(extension, ".zip", StringComparison.OrdinalIgnoreCase) && !string.Equals(extension, ".rar", StringComparison.OrdinalIgnoreCase) && !string.Equals(extension, ".7z", StringComparison.OrdinalIgnoreCase))
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{
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// Set last update time if we were installed before
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var plugin = _applicationHost.Plugins.FirstOrDefault(p => p.Name.Equals(package.name, StringComparison.OrdinalIgnoreCase));
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if (plugin != null)
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{
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OnPluginUpdated(plugin, package);
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}
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else
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{
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OnPluginInstalled(package);
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}
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}
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}
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private async Task PerformPackageInstallation(IProgress<double> progress, PackageVersionInfo package, CancellationToken cancellationToken)
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{
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// Target based on if it is an archive or single assembly
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// zip archives are assumed to contain directory structures relative to our ProgramDataPath
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var extension = Path.GetExtension(package.targetFilename);
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var isArchive = string.Equals(extension, ".zip", StringComparison.OrdinalIgnoreCase) || string.Equals(extension, ".rar", StringComparison.OrdinalIgnoreCase) || string.Equals(extension, ".7z", StringComparison.OrdinalIgnoreCase);
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var target = Path.Combine(isArchive ? _appPaths.TempUpdatePath : _appPaths.PluginsPath, package.targetFilename);
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// Download to temporary file so that, if interrupted, it won't destroy the existing installation
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var tempFile = await _httpClient.GetTempFile(new HttpRequestOptions
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{
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Url = package.sourceUrl,
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CancellationToken = cancellationToken,
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Progress = progress
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}).ConfigureAwait(false);
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cancellationToken.ThrowIfCancellationRequested();
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// Validate with a checksum
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if (package.checksum != Guid.Empty) // support for legacy uploads for now
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{
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using (var crypto = new MD5CryptoServiceProvider())
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using (var stream = new BufferedStream(File.OpenRead(tempFile), 100000))
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{
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var check = Guid.Parse(BitConverter.ToString(crypto.ComputeHash(stream)).Replace("-", String.Empty));
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if (check != package.checksum)
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{
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throw new ApplicationException(string.Format("Download validation failed for {0}. Probably corrupted during transfer.", package.name));
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}
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}
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}
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cancellationToken.ThrowIfCancellationRequested();
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// Success - move it to the real target
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try
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{
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File.Copy(tempFile, target, true);
|
|
//If it is an archive - write out a version file so we know what it is
|
|
if (isArchive)
|
|
{
|
|
File.WriteAllText(target + ".ver", package.versionStr);
|
|
}
|
|
}
|
|
catch (IOException e)
|
|
{
|
|
_logger.ErrorException("Error attempting to move file from {0} to {1}", e, tempFile, target);
|
|
throw;
|
|
}
|
|
|
|
try
|
|
{
|
|
File.Delete(tempFile);
|
|
}
|
|
catch (IOException e)
|
|
{
|
|
// Don't fail because of this
|
|
_logger.ErrorException("Error deleting temp file {0]", e, tempFile);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Uninstalls a plugin
|
|
/// </summary>
|
|
/// <param name="plugin">The plugin.</param>
|
|
/// <exception cref="System.ArgumentException"></exception>
|
|
public void UninstallPlugin(IPlugin plugin)
|
|
{
|
|
plugin.OnUninstalling();
|
|
|
|
// Remove it the quick way for now
|
|
_applicationHost.RemovePlugin(plugin);
|
|
|
|
File.Delete(plugin.AssemblyFilePath);
|
|
|
|
OnPluginUninstalled(plugin);
|
|
|
|
_applicationHost.NotifyPendingRestart();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Releases unmanaged and - optionally - managed resources.
|
|
/// </summary>
|
|
/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
|
|
protected virtual void Dispose(bool dispose)
|
|
{
|
|
if (dispose)
|
|
{
|
|
lock (CurrentInstallations)
|
|
{
|
|
foreach (var tuple in CurrentInstallations)
|
|
{
|
|
tuple.Item2.Dispose();
|
|
}
|
|
|
|
CurrentInstallations.Clear();
|
|
}
|
|
}
|
|
}
|
|
|
|
public void Dispose()
|
|
{
|
|
Dispose(true);
|
|
}
|
|
}
|
|
}
|