Added solution for executable plugins

Wox.Core/Plugin/ExecutablePlugin.cs

@@ -0,0 +1,45 @@
+using System;
+using System.Diagnostics;
+using Wox.Core.UserSettings;
+using Wox.Plugin;
+
+namespace Wox.Core.Plugin
+{
+    internal class ExecutablePlugin : JsonRPCPlugin
+    {
+        private readonly ProcessStartInfo _startInfo;
+        public override string SupportedLanguage { get; set; } = AllowedLanguage.Executable;
+
+        public ExecutablePlugin(string filename)
+        {
+            _startInfo = new ProcessStartInfo
+            {
+                FileName = filename,
+                UseShellExecute = false,
+                CreateNoWindow = true,
+                RedirectStandardOutput = true,
+                RedirectStandardError = true
+            };
+        }
+
+        protected override string ExecuteQuery(Query query)
+        {
+            JsonRPCServerRequestModel request = new JsonRPCServerRequestModel
+            {
+                Method = "query",
+                Parameters = new object[] { query.Search },
+                HttpProxy = HttpProxy.Instance
+            };
+
+            _startInfo.Arguments = $"\"{request}\"";
+
+            return Execute(_startInfo);
+        }
+
+        protected override string ExecuteCallback(JsonRPCRequestModel rpcRequest)
+        {
+            _startInfo.Arguments = $"\"{rpcRequest}\"";
+            return Execute(_startInfo);
+        }
+    }
+}

Wox.Core/Plugin/PluginManager.cs

@@ -63,7 +63,8 @@ namespace Wox.Core.Plugin
         {
             _settings = settings;
             var plugins = PluginsLoader.PythonPlugins(_metadatas, _settings.PythonDirectory);
-            AllPlugins = AllPlugins.Concat(plugins).ToList();
+            var executable_plugins = PluginsLoader.ExecutablePlugins(_metadatas);
+            AllPlugins = AllPlugins.Concat(plugins).Concat(executable_plugins).ToList();
             _settings.UpdatePluginSettings(AllPlugins);
 
             //load plugin i18n languages

Wox.Core/Plugin/PluginsLoader.cs

@@ -110,5 +110,18 @@ namespace Wox.Core.Plugin
             });
             return plugins;
         }
+
+        public static IEnumerable<PluginPair> ExecutablePlugins(IEnumerable<PluginMetadata> source)
+        {
+            var metadatas = source.Where(o => o.Language.ToUpper() == AllowedLanguage.Executable);
+
+            var plugins = metadatas.Select(metadata => new PluginPair
+            {
+                Plugin = new ExecutablePlugin(metadata.ExecuteFilePath),
+                Metadata = metadata
+            });
+            return plugins;
+        }
+
     }
 }

Wox.Core/Wox.Core.csproj

@@ -65,6 +65,7 @@
       <Link>Properties\SolutionAssemblyInfo.cs</Link>
     </Compile>
     <Compile Include="APIServer.cs" />
+    <Compile Include="Plugin\ExecutablePlugin.cs" />
     <Compile Include="Plugin\PluginsLoader.cs" />
     <Compile Include="Updater\Release.cs" />
     <Compile Include="Updater\UpdaterManager.cs" />