//  //
// #   #  ###  #   #              -= Nuclex Project =-                   //
// ##  # #   # ## ## NuclexPython.cpp - Rar plugin implementation        //
// ### # #      ###                                                      //
// # ### #      ###  The plugin implementation for nuclex                //
// #  ## #   # ## ##                                                     //
// #   #  ###  #   # R1        (C)2002-2004 Markus Ewald -> License.txt  //
//  //
#include "PythonPlugin/PythonPlugin.h"
#include "PythonPlugin/Script/PythonLanguage.h"
#include "Nuclex/Script/ScriptServer.h"
#include "Nuclex/Kernel.h"
#include "Python/Python.h"

using namespace Nuclex;
using namespace Nuclex::Script;

namespace {

//  //
//  Nuclex::PythonInitTerm                                               //
//  //
/// Python global initialization class
/** Initializes global DLL data. Currently includes loading D3D8.dll
    (which is required only once per process) and searching for the
    function pointer to create the main Python interface.
*/
class PythonInitTerm {
  public:
    /// Constructor
    /** Initializes global data when the dll enters a process
    */
    PythonInitTerm() {
      // Initialize the Python library
      Py_Initialize();
      
      Kernel::logMessage(
        Kernel::MT_INFO,
        "Python successfully initialized."
      );
    }

    /// Destructor
    /** Destroys global data when the dll leaves a process
    */
    ~PythonInitTerm() {
      Py_Finalize();
    }
} _PythonInitTerm;

} // namespace

// ############################################################################################# //
// # NuclexVersion()                                                                           # //
// ############################################################################################# //
/** Retrieve the version number of the nuclex framework the plugin
    was compiled against

    @return The framework version against which the plugin was compiled
*/
extern "C" NUCLEXPYTHON_API int nuclexPluginVersion() {
  return NUCLEX_VERSION;
}

// ############################################################################################# //
// # NuclexRegister()                                                                          # //
// ############################################################################################# //
/** Register the plugin to a nuclex kernel instance

    @param  pKernel  Kernel to register to
*/
extern "C" NUCLEXPYTHON_API void nuclexPluginRegister(Kernel *pKernel) {
  pKernel->getScriptServer()->addLanguage("Python", shared_ptr<Language>(new PythonLanguage()));
}

// ############################################################################################# //
// # NuclexUnregister()                                                                        # //
// ############################################################################################# //
/** Unregister the plugin from a nuclex kernel instance

    @param  pKernel  Kernel to unregister from
*/
extern "C" NUCLEXPYTHON_API void nuclexPluginUnregister(Kernel *pKernel) {
  pKernel->getScriptServer()->removeLanguage("Python");
}