Refactoring Plugin Loader [WIP].

Wox/PluginLoader/BasePluginLoader.cs

@@ -1,118 +1,32 @@
 using System;
 using System.Collections.Generic;
-using System.IO;
 using System.Linq;
-using System.Reflection;
-using System.Windows.Forms;
-using Newtonsoft.Json;
-using Wox.Helper;
-using Wox.Infrastructure.Storage.UserSettings;
+using System.Text;
 using Wox.Plugin;
-using Wox.Plugin.SystemPlugins;
+using Wox.RPC;
 
-namespace Wox.PluginLoader {
-	public abstract class BasePluginLoader {
-		private static string PluginPath = Path.Combine(Path.GetDirectoryName(System.Windows.Forms.Application.ExecutablePath), "Plugins");
-		private static string PluginConfigName = "plugin.json";
-		protected static List<PluginMetadata> pluginMetadatas = new List<PluginMetadata>();
-		public abstract List<PluginPair> LoadPlugin();
+namespace Wox.PluginLoader
+{
+    public class BasePluginLoader<T> where T :BasePluginWrapper,new()
+    {
+        public List<PluginPair> LoadPlugin(List<PluginMetadata> pluginMetadatas)
+        {
+            List<PluginPair> plugins = new List<PluginPair>();
 
-		public static void ParsePluginsConfig() {
-			pluginMetadatas.Clear();
-			ParseSystemPlugins();
-			ParseThirdPartyPlugins();
+            T pluginWrapper = new T();
+            List<string> allowedLanguages = pluginWrapper.GetAllowedLanguages();
+            List<PluginMetadata> metadatas = pluginMetadatas.Where(o => allowedLanguages.Contains(o.Language.ToUpper())).ToList();
+            foreach (PluginMetadata metadata in metadatas)
+            {
+                PluginPair pair = new PluginPair()
+                {
+                    Plugin = pluginWrapper,
+                    Metadata = metadata
+                };
+                plugins.Add(pair);
+            }
 
-			if (Plugins.DebuggerMode != null) {
-				PluginMetadata metadata = GetMetadataFromJson(Plugins.DebuggerMode);
-				if (metadata != null) pluginMetadatas.Add(metadata);
-			}
-		}
-
-		private static void ParseSystemPlugins() {
-			pluginMetadatas.Add(new PluginMetadata() {
-				Name = "System Plugins",
-				Author = "System",
-				Description = "system plugins collection",
-                Website = "http://www.getwox.com",
-				Language = AllowedLanguage.CSharp,
-				Version = "1.0",
-				PluginType = PluginType.System,
-				ActionKeyword = "*",
-				ExecuteFileName = "Wox.Plugin.SystemPlugins.dll",
-				PluginDirecotry = Path.GetDirectoryName(System.Windows.Forms.Application.ExecutablePath)
-			});
-		}
-
-		private static void ParseThirdPartyPlugins() {
-			if (!Directory.Exists(PluginPath))
-				Directory.CreateDirectory(PluginPath);
-
-			string[] directories = Directory.GetDirectories(PluginPath);
-			foreach (string directory in directories) {
-				if (File.Exists((Path.Combine(directory, "NeedDelete.txt")))) {
-					Directory.Delete(directory, true);
-					continue;
-				}
-				PluginMetadata metadata = GetMetadataFromJson(directory);
-				if (metadata != null) pluginMetadatas.Add(metadata);
-			}
-		}
-
-		private static PluginMetadata GetMetadataFromJson(string pluginDirectory) {
-			string configPath = Path.Combine(pluginDirectory, PluginConfigName);
-			PluginMetadata metadata;
-
-			if (!File.Exists(configPath)) {
-				Log.Warn(string.Format("parse plugin {0} failed: didn't find config file.", configPath));
-				return null;
-			}
-
-			try {
-				metadata = JsonConvert.DeserializeObject<PluginMetadata>(File.ReadAllText(configPath));
-				metadata.PluginType = PluginType.ThirdParty;
-				metadata.PluginDirecotry = pluginDirectory;
-			}
-			catch (Exception) {
-				string error = string.Format("Parse plugin config {0} failed: json format is not valid", configPath);
-				Log.Warn(error);
-#if (DEBUG)
-				{
-					throw new WoxException(error);
-				}
-#endif
-				return null;
-			}
-
-
-			if (!AllowedLanguage.IsAllowed(metadata.Language)) {
-				string error = string.Format("Parse plugin config {0} failed: invalid language {1}", configPath, metadata.Language);
-				Log.Warn(error);
-#if (DEBUG)
-				{
-					throw new WoxException(error);
-				}
-#endif
-				return null;
-			}
-			if (!File.Exists(metadata.ExecuteFilePath)) {
-				string error = string.Format("Parse plugin config {0} failed: ExecuteFile {1} didn't exist", configPath, metadata.ExecuteFilePath);
-				Log.Warn(error);
-#if (DEBUG)
-				{
-					throw new WoxException(error);
-				}
-#endif
-				return null;
-			}
-
-		    var customizedPluginConfig =
-		        UserSettingStorage.Instance.CustomizedPluginConfigs.FirstOrDefault(o => o.ID == metadata.ID);
-		    if (customizedPluginConfig != null && !string.IsNullOrEmpty(customizedPluginConfig.Actionword))
-		    {
-		        metadata.ActionKeyword = customizedPluginConfig.Actionword;
-		    }
-
-			return metadata;
-		}
-	}
+            return plugins;
+        }
+    }
 }