package nodebox.client;

import org.python.core.Py;

import org.python.core.PyString;

import org.python.core.PySystemState;

import java.io.File;

import java.util.Properties;

public class PythonUtils {

public static void initializePython() {

// Set the Jython package cache directory.

Properties jythonProperties = new Properties();

String jythonCacheDir = PlatformUtils.getUserDataDirectory() + PlatformUtils.SEP + "_jythoncache";

jythonProperties.put("python.cachedir", jythonCacheDir);

// Initialize Python.

PySystemState.initialize(System.getProperties(), jythonProperties, new String[]{""});

// Add the built-in Python libraries.

String workingDirectory = System.getProperty("user.dir");

File pythonLibraries = new File(workingDirectory, "lib" + PlatformUtils.SEP + "python.zip");

File nodeBoxLibraries = new File(workingDirectory, "lib" + PlatformUtils.SEP + "nodeboxlibs.zip");

Py.getSystemState().path.add(new PyString(pythonLibraries.getAbsolutePath()));

Py.getSystemState().path.add(new PyString(nodeBoxLibraries.getAbsolutePath()));

// This folder contains unarchived NodeBox libraries.

// Only used in development.

File developmentLibraries = new File("src/python");

Py.getSystemState().path.add(new PyString(developmentLibraries.getAbsolutePath()));

// Add the user's Python directory.

Py.getSystemState().path.add(new PyString(PlatformUtils.getUserPythonDirectory().getAbsolutePath()));

}

}