Merge pull request #847 from Garulf/flow-info-envs

Provide Flow Launcher program data in Environmental vars

Author: jjw24

Flow.Launcher.Core/Plugin/PythonPlugin.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Diagnostics;
 using System.IO;
 using System.Threading;
@@ -28,6 +28,11 @@ public PythonPlugin(string filename)
             var path = Path.Combine(Constant.ProgramDirectory, JsonRPC);
             _startInfo.EnvironmentVariables["PYTHONPATH"] = path;
 
+            _startInfo.EnvironmentVariables["FLOW_VERSION"] = Constant.Version;
+            _startInfo.EnvironmentVariables["FLOW_PROGRAM_DIRECTORY"] = Constant.ProgramDirectory;
+            _startInfo.EnvironmentVariables["FLOW_APPLICATION_DIRECTORY"] = Constant.ApplicationDirectory;
+
+
             //Add -B flag to tell python don't write .py[co] files. Because .pyc contains location infos which will prevent python portable
             _startInfo.ArgumentList.Add("-B");
         }
@@ -57,4 +62,4 @@ public override Task InitAsync(PluginInitContext context)
             return Task.CompletedTask;
         }
     }
-}
+}