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b22a4501cc
1. introduce variable 2. part of #389 3. refactoring program suffix in program plugin 4. 全局变量一时爽,代码重构火葬场
308 lines
11 KiB
C#
308 lines
11 KiB
C#
using System;
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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.Threading;
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using Wox.Core.Resource;
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using Wox.Core.UserSettings;
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using Wox.Infrastructure;
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using Wox.Infrastructure.Exception;
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using Wox.Infrastructure.Logger;
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using Wox.Plugin;
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namespace Wox.Core.Plugin
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{
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/// <summary>
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/// The entry for managing Wox plugins
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/// </summary>
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public static class PluginManager
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{
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public const string DirectoryName = "Plugins";
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private static IEnumerable<PluginPair> _contextMenuPlugins;
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/// <summary>
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/// Directories that will hold Wox plugin directory
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/// </summary>
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private static readonly List<string> PluginDirectories = new List<string>();
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public static IEnumerable<PluginPair> AllPlugins { get; private set; }
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public static readonly List<PluginPair> GlobalPlugins = new List<PluginPair>();
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public static readonly Dictionary<string, PluginPair> NonGlobalPlugins = new Dictionary<string, PluginPair>();
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private static IEnumerable<PluginPair> InstantQueryPlugins { get; set; }
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public static IPublicAPI API { private set; get; }
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public static readonly string PluginDirectory = Path.Combine(WoxDirectroy.Executable, DirectoryName);
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private static void SetupPluginDirectories()
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{
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PluginDirectories.Add(PluginDirectory);
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MakesurePluginDirectoriesExist();
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}
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private static void MakesurePluginDirectoriesExist()
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{
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foreach (string pluginDirectory in PluginDirectories)
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{
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if (!Directory.Exists(pluginDirectory))
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{
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try
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{
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Directory.CreateDirectory(pluginDirectory);
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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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/// <summary>
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/// Load and init all Wox plugins
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/// </summary>
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///
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public static void Initialize()
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{
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SetupPluginDirectories();
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var metadatas = PluginConfig.Parse(PluginDirectories);
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AllPlugins = (new CSharpPluginLoader().LoadPlugin(metadatas)).
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Concat(new JsonRPCPluginLoader<PythonPlugin>().LoadPlugin(metadatas));
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}
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public static void InitializePlugins(IPublicAPI api)
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{
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//load plugin i18n languages
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ResourceMerger.UpdatePluginLanguages();
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API = api;
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foreach (PluginPair pluginPair in AllPlugins)
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{
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PluginPair pair = pluginPair;
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ThreadPool.QueueUserWorkItem(o =>
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{
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var milliseconds = Stopwatch.Normal($"Plugin init: {pair.Metadata.Name}", () =>
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{
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pair.Plugin.Init(new PluginInitContext
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{
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CurrentPluginMetadata = pair.Metadata,
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Proxy = HttpProxy.Instance,
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API = API
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});
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});
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pair.InitTime = milliseconds;
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InternationalizationManager.Instance.UpdatePluginMetadataTranslations(pair);
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});
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}
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ThreadPool.QueueUserWorkItem(o =>
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{
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_contextMenuPlugins = GetPluginsForInterface<IContextMenu>();
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foreach (var plugin in AllPlugins)
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{
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if (IsGlobalPlugin(plugin.Metadata))
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{
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GlobalPlugins.Add(plugin);
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}
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else
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{
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foreach (string actionKeyword in plugin.Metadata.ActionKeywords)
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{
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NonGlobalPlugins[actionKeyword] = plugin;
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}
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}
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}
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});
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}
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public static void InstallPlugin(string path)
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{
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PluginInstaller.Install(path);
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}
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public static Query QueryInit(string text) //todo is that possible to move it into type Query?
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{
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// replace multiple white spaces with one white space
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var terms = text.Split(new[] { Query.TermSeperater }, StringSplitOptions.RemoveEmptyEntries);
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var rawQuery = string.Join(Query.TermSeperater, terms);
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var actionKeyword = string.Empty;
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var search = rawQuery;
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List<string> actionParameters = terms.ToList();
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if (terms.Length == 0) return null;
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if (NonGlobalPlugins.ContainsKey(terms[0]))
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{
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actionKeyword = terms[0];
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actionParameters = terms.Skip(1).ToList();
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search = string.Join(Query.TermSeperater, actionParameters.ToArray());
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}
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return new Query
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{
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Terms = terms,
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RawQuery = rawQuery,
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ActionKeyword = actionKeyword,
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Search = search,
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// Obsolete value initialisation
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ActionName = actionKeyword,
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ActionParameters = actionParameters
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};
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}
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public static List<PluginPair> ValidPluginsForQuery(Query query)
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{
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if (NonGlobalPlugins.ContainsKey(query.ActionKeyword))
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{
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var plugin = NonGlobalPlugins[query.ActionKeyword];
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return new List<PluginPair> { plugin };
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}
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else
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{
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return GlobalPlugins;
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}
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}
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public static List<Result> QueryForPlugin(PluginPair pair, Query query)
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{
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var results = new List<Result>();
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try
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{
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var milliseconds = Stopwatch.Normal($"Plugin.Query cost for {pair.Metadata.Name}", () =>
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{
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results = pair.Plugin.Query(query) ?? results;
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results.ForEach(o =>
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{
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o.PluginDirectory = pair.Metadata.PluginDirectory;
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o.PluginID = pair.Metadata.ID;
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o.OriginQuery = query;
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});
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});
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pair.QueryCount += 1;
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pair.AvgQueryTime = pair.QueryCount == 1 ? milliseconds : (pair.AvgQueryTime + milliseconds) / 2;
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}
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catch (Exception e)
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{
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throw new WoxPluginException(pair.Metadata.Name, $"QueryForPlugin failed", e);
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}
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return results;
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}
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private static bool IsGlobalPlugin(PluginMetadata metadata)
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{
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return metadata.ActionKeywords.Contains(Query.GlobalPluginWildcardSign);
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}
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private static bool IsInstantQueryPlugin(PluginPair plugin)
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{
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//any plugin that takes more than 200ms for AvgQueryTime won't be treated as IInstantQuery plugin anymore.
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return plugin.AvgQueryTime < 200 &&
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plugin.Plugin is IInstantQuery &&
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InstantQueryPlugins.Any(p => p.Metadata.ID == plugin.Metadata.ID);
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}
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/// <summary>
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/// get specified plugin, return null if not found
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/// </summary>
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/// <param name="id"></param>
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/// <returns></returns>
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public static PluginPair GetPluginForId(string id)
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{
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return AllPlugins.FirstOrDefault(o => o.Metadata.ID == id);
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}
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public static IEnumerable<PluginPair> GetPluginsForInterface<T>() where T : IFeatures
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{
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return AllPlugins.Where(p => p.Plugin is T);
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}
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public static List<Result> GetContextMenusForPlugin(Result result)
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{
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var pluginPair = _contextMenuPlugins.FirstOrDefault(o => o.Metadata.ID == result.PluginID);
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if (pluginPair != null)
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{
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var metadata = pluginPair.Metadata;
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var plugin = (IContextMenu)pluginPair?.Plugin;
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try
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{
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var results = plugin.LoadContextMenus(result);
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foreach (var r in results)
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{
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r.PluginDirectory = metadata.PluginDirectory;
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r.PluginID = metadata.ID;
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r.OriginQuery = result.OriginQuery;
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}
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return results;
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}
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catch (Exception e)
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{
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Log.Error(new WoxPluginException(metadata.Name, "Couldn't load plugin context menus", e));
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return new List<Result>();
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}
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}
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else
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{
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return new List<Result>();
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}
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}
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public static void UpdateActionKeywordForPlugin(PluginPair plugin, string oldActionKeyword, string newActionKeyword)
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{
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var actionKeywords = plugin.Metadata.ActionKeywords;
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if (string.IsNullOrEmpty(newActionKeyword))
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{
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string msg = InternationalizationManager.Instance.GetTranslation("newActionKeywordsCannotBeEmpty");
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throw new WoxPluginException(plugin.Metadata.Name, msg);
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}
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// do nothing if they are same
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if (oldActionKeyword == newActionKeyword) return;
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if (NonGlobalPlugins.ContainsKey(newActionKeyword))
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{
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string msg = InternationalizationManager.Instance.GetTranslation("newActionKeywordsHasBeenAssigned");
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throw new WoxPluginException(plugin.Metadata.Name, msg);
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}
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// add new action keyword
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if (string.IsNullOrEmpty(oldActionKeyword))
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{
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actionKeywords.Add(newActionKeyword);
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if (newActionKeyword == Query.GlobalPluginWildcardSign)
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{
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GlobalPlugins.Add(plugin);
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}
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else
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{
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NonGlobalPlugins[newActionKeyword] = plugin;
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}
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}
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// update existing action keyword
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else
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{
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int index = actionKeywords.IndexOf(oldActionKeyword);
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actionKeywords[index] = newActionKeyword;
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if (oldActionKeyword == Query.GlobalPluginWildcardSign)
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{
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GlobalPlugins.Remove(plugin);
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}
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else
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{
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NonGlobalPlugins.Remove(oldActionKeyword);
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}
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if (newActionKeyword == Query.GlobalPluginWildcardSign)
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{
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GlobalPlugins.Add(plugin);
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}
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else
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{
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NonGlobalPlugins[newActionKeyword] = plugin;
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}
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}
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}
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}
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}
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