CWE-ou-minkata/Sources/Plasma/FeatureLib/pfPython/plPythonFileMod.h

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
#ifndef _plPythonFileMod_h_
#define _plPythonFileMod_h_

//////////////////////////////////////////////////////////////////////
//
// plPythonFileMod   - the 'special' Python File modifier
//
// This modifier will handle the interface to python code that has been file-ized.
//
//////////////////////////////////////////////////////////////////////

#include "pnModifier/plMultiModifier.h"
#include "hsGeometry3.h"
#include "hsResMgr.h"

#include <python.h>

#include "plPythonParameter.h"

class PythonVaultCallback;
class plPythonSDLModifier;
class pyKey;
class pfPythonKeyCatcher;
class plKeyEventMsg;
class plPipeline;

class plPythonFileMod   : public plMultiModifier
{
protected:
    friend class plPythonSDLModifier;

    plPythonSDLModifier* fSDLMod;

    hsBool IEval(double secs, hsScalar del, UInt32 dirty);

    void IMakeModuleName(char* modulename,plSceneObject* sobj);

    char*       fPythonFile;
    char*       fModuleName;

    // the list of receivers that want to be notified
    hsTArray<plKey>         fReceivers;

    PyObject*   fSelfKey;
    plPipeline  *fPipe;

    // the list of parameters (attributes)
    hsTArray<plPythonParameter> fParameters;

    // internal data
    PyObject*   fModule;        // python module object
    PyObject*   fInstance;      // python object that the instance of the class to run
    static hsBool   fAtConvertTime; // flag for when in convert time within Max, don't run code
    hsBool      fLocalNotify;   // True when This Mod was Notified by a local plNotify
    hsBool      fIsFirstTimeEval;   // flag to determine when the first time at the eval,
                                // so the Python coders can hava a chance to run initialization
                                // code after the system is up, but before things are displayed
    hsBool      fAmIAttachedToClone;    // is this python file mod attached to a cloned object
    
    // callback class for the KI
    PythonVaultCallback *fVaultCallback;
    pfPythonKeyCatcher  *fKeyCatcher;

    struct NamedComponent
    {
        char*   name;
        Int32   id;
        bool    isActivator;
    };

    hsTArray<NamedComponent> fNamedCompQueue;

    virtual void IFindResponderAndAdd(const char *responderName, Int32 id);
    virtual void IFindActivatorAndAdd(const char *activatorName, Int32 id);
    void ISetKeyValue(const plKey& key, Int32 id);

    bool ILoadPythonCode();

    enum genref_whats
    {
        kNotSure = 0,
        kAddNotify
    };

public:

    plPythonFileMod();
    ~plPythonFileMod();

    CLASSNAME_REGISTER( plPythonFileMod );
    GETINTERFACE_ANY( plPythonFileMod, plMultiModifier );

    plPythonSDLModifier* GetSDLMod() { return fSDLMod; }
    hsBool WasLocalNotify() { return fLocalNotify; }
    plPipeline* GetPipeline() { return fPipe; }
    virtual void SetSourceFile(const char* filename);
    virtual int getPythonOutput(std::string* line);
    virtual void ReportError();
    virtual void DisplayPythonOutput();
    static void SetAtConvertTime() { fAtConvertTime=true; }
    virtual hsBool AmIAttachedToClone() { return fAmIAttachedToClone; }

    virtual void AddToNotifyList(plKey pKey) { fReceivers.Append(pKey); }
    virtual Int32 NotifyListCount() { return fReceivers.Count(); }
    virtual plKey GetNotifyListItem(Int32 i) { return fReceivers[i]; }

    virtual void AddParameter(plPythonParameter param) { fParameters.Append(param); }
    virtual Int32 GetParameterListCount() { return fParameters.Count(); }
    virtual plPythonParameter GetParameterItem(Int32 i) { return fParameters[i]; }
    
    virtual void AddTarget(plSceneObject* sobj);
    virtual void RemoveTarget(plSceneObject* so); 

    virtual void EnableControlKeyEvents();
    virtual void DisableControlKeyEvents();
    
    virtual hsBool MsgReceive(plMessage* msg);

    virtual void Read(hsStream* stream, hsResMgr* mgr);
    virtual void Write(hsStream* stream, hsResMgr* mgr);

    // this is to keep track of what python functions are available and working,
    // so there is no need to keep trying and banging our head until its bloody
    enum func_num
    {
        kfunc_FirstUpdate = 0,      // these enums _have_ to match the static names in fEventFunctionNames
        kfunc_Update,
        kfunc_Notify,       // OnNotify
        kfunc_AtTimer,
        kfunc_OnKeyEvent,
        kfunc_Load,
        kfunc_Save,
        kfunc_GUINotify,
        kfunc_PageLoad,
        kfunc_ClothingUpdate,
        kfunc_KIMsg,
        kfunc_MemberUpdate,
        kfunc_RemoteAvatarInfo,
        kfunc_RTChat,
        kfunc_VaultEvent,
        kfunc_AvatarPage,
        kfunc_SDLNotify,
        kfunc_OwnershipNotify,
        kfunc_AgeVaultEvent,
        kfunc_Init,
        kfunc_OnCCRMsg,
        kfunc_OnServerInitComplete,
        kfunc_OnVaultNotify,
        kfunc_OnDefaultKeyCaught,
        kfunc_OnMarkerMsg,
        kfunc_OnBackdoorMsg,
        kfunc_OnBehaviorNotify,
        kfunc_OnLOSNotify,
        kfunc_OnBeginAgeLoad,
        kfunc_OnMovieEvent,
        kfunc_OnScreenCaptureDone,
        kfunc_OnClimbBlockerEvent,
        kfunc_OnAvatarSpawn,
        kfunc_OnAccountUpdate,
        kfunc_gotPublicAgeList,
        kfunc_OnGameMgrMsg,
        kfunc_OnGameCliMsg,
        kfunc_OnAIMsg,
        kfunc_lastone
    };
    // array of matching Python instance where the functions are, if defined
    PyObject* fPyFunctionInstances[kfunc_lastone];
    // array of the names of the standard functions that can be called
    static char*    fFunctionNames[];

    // The konstant hard-coded name to be used for all global pythonFileMods
    static char kGlobalNameKonstant[];

    // API for processing discarded keys as the deafult key catcher
    void    HandleDiscardedKey( plKeyEventMsg *msg );
};

#endif // _plPythonFileMod_h