CWE-ou-minkata/Sources/Tools/MaxSceneViewer/plMaxFileData.cpp

/*==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
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combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
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*==LICENSE==*/
#include "hsTypes.h"
#include "plMaxFileData.h"
#include "hsUtils.h"

#include "max.h"
#include "notify.h"
#include "tvnode.h"

#define PLASMA_FILE_DATA_CID Class_ID(0x255a700a, 0x285279dc)

// MyControl is derived from StdControl, but has no controller functionality. It simply has some
// membervariables and saves these by Load and Save.
// EditTrackParams and TrackParamsType are responsible for displaying a user interface (RightClick->Properties)
// on the controler. With these functions you can avoid it, having an interface !
// As you can see, most of these methods are stubbed. Only Load and Save are implemented
// and of course the methods, to access the membervariables.
class plMaxFileDataControl : public StdControl
{
public:
    SYSTEMTIME fCodeBuildTime;
    char fBranch[128];

    plMaxFileDataControl()
    {
        memset(&fCodeBuildTime, 0, sizeof(SYSTEMTIME));
        memset(&fBranch, 0, sizeof(fBranch));
    }

    // Animatable
    virtual void EditTrackParams(TimeValue t, ParamDimensionBase *dim,TCHAR *pname,HWND hParent, IObjParam *ip, DWORD flags){};
    int TrackParamsType() { return TRACKPARAMS_WHOLE; }
    virtual void DeleteThis() { delete this; }

    // ReferenceMaker
    virtual RefResult NotifyRefChanged(Interval changeInt, RefTargetHandle hTarget, PartID& partID,RefMessage message)
    {return REF_DONTCARE;}

    Class_ID ClassID() { return PLASMA_FILE_DATA_CID; }
    SClass_ID SuperClassID() { return CTRL_FLOAT_CLASS_ID; }
    void GetClassName(TSTR& s) {s = "blah";}

    // Control methods
    RefTargetHandle Clone(RemapDir& remap) { return TRACKED_NEW plMaxFileDataControl(); }
    void Copy(Control *from) {}
    virtual BOOL IsReplaceable() { return FALSE; }

    // StdControl methods
    void GetValueLocalTime(TimeValue t, void *val, Interval &valid, GetSetMethod method=CTRL_ABSOLUTE){}
    void SetValueLocalTime(TimeValue t, void *val, int commit, GetSetMethod method) {}
    void Extrapolate(Interval range,TimeValue t,void *val,Interval &valid,int type){}
    void *CreateTempValue() {return NULL;}
    void DeleteTempValue(void *val) {}
    void ApplyValue(void *val, void *delta) {}
    void MultiplyValue(void *val, float m) {}

    // MyControl methods
    IOResult Load(ILoad *iload);
    IOResult Save(ISave *isave);
};

#define MAXFILE_DATA_CHUNK  1001
static const UInt8 kVersion = 1;

IOResult plMaxFileDataControl::Load(ILoad *iload)
{
    ULONG nb;
    IOResult res;
    while (IO_OK==(res=iload->OpenChunk()))
    {
        if (iload->CurChunkID() == MAXFILE_DATA_CHUNK)
        {
            UInt8 version = 0;
            res = iload->Read(&version, sizeof(UInt8), &nb);
            res = iload->Read(&fCodeBuildTime, sizeof(SYSTEMTIME), &nb);

            int branchLen = 0;
            iload->Read(&branchLen, sizeof(int), &nb);
            iload->Read(&fBranch, branchLen, &nb);
        }

        iload->CloseChunk();
        if (res != IO_OK)
            return res;
    }

    return IO_OK;
}

IOResult plMaxFileDataControl::Save(ISave *isave)
{
    ULONG nb;
    isave->BeginChunk(MAXFILE_DATA_CHUNK);

    isave->Write(&kVersion, sizeof(kVersion), &nb);
    isave->Write(&fCodeBuildTime, sizeof(SYSTEMTIME), &nb);

    int branchLen = strlen(fBranch)+1;
    isave->Write(&branchLen, sizeof(int), &nb);
    isave->Write(&fBranch, branchLen, &nb);

    isave->EndChunk();
    return IO_OK;
}

class MaxFileDataClassDesc : public ClassDesc
{
public:
    int             IsPublic()              { return FALSE; }
    void*           Create(BOOL loading)    { return TRACKED_NEW plMaxFileDataControl; }
    const TCHAR*    ClassName()             { return _T("MaxFileData"); }
    SClass_ID       SuperClassID()          { return CTRL_FLOAT_CLASS_ID; }
    Class_ID        ClassID()               { return PLASMA_FILE_DATA_CID; }
    const TCHAR*    Category()              { return _T(""); }
};
MaxFileDataClassDesc gMaxFileDataClassDesc;
ClassDesc* GetMaxFileDataDesc() { return &gMaxFileDataClassDesc; }

// This functions searches for Trackviewnode and the Controller and creates one, if none is present.
plMaxFileDataControl *GetMaxFileData(bool& created)
{
    plMaxFileDataControl *pCtrl = NULL;
    ITrackViewNode *tvNode = NULL;
    ITrackViewNode *tvRoot = GetCOREInterface()->GetTrackViewRootNode();

    int i = tvRoot->FindItem(PLASMA_FILE_DATA_CID);
    if (i < 0)
    {
        created = true;

        tvNode = CreateITrackViewNode();

        // This method adds the Node with the specific Title (e.g. "My Settings")
        tvRoot->AddNode(tvNode, "Plasma Globals", PLASMA_FILE_DATA_CID);
        pCtrl = (plMaxFileDataControl*)CreateInstance(CTRL_FLOAT_CLASS_ID, PLASMA_FILE_DATA_CID);

        TSTR s;
        pCtrl->GetClassName(s);


        // This adds the controller
        tvNode->AddController(pCtrl, s, PLASMA_FILE_DATA_CID);
        tvNode->HideChildren(TRUE);
    }
    else
    {
        created = false;

        tvNode = tvRoot->GetNode(i);
        pCtrl = (plMaxFileDataControl*)tvNode->GetController(PLASMA_FILE_DATA_CID);
    }

    return pCtrl;
}

static SYSTEMTIME gThisCodeBuildTime;
static char gThisBranch[128];

static void PrintTime(SYSTEMTIME& time, char* buf)
{
    sprintf(buf, "%d/%d/%d %d:%02d %s", time.wMonth, time.wDay, time.wYear,
            (time.wHour <= 12) ? time.wHour : time.wHour-12,
            time.wMinute,
            (time.wHour < 12 || time.wHour == 24) ? "AM" : "PM");
}

static void NotifyProc(void *param, NotifyInfo *info)
{
    if (info->intcode == NOTIFY_FILE_POST_OPEN)
    {
        bool created;
        plMaxFileDataControl* data = GetMaxFileData(created);

        if (!created)
        {
            FILETIME fileTime, pluginTime;
            SystemTimeToFileTime(&gThisCodeBuildTime, &pluginTime);
            SystemTimeToFileTime(&data->fCodeBuildTime, &fileTime);

            if (CompareFileTime(&fileTime, &pluginTime) > 0)
            {
                if (hsMessageBox_SuppressPrompts)
                    return;

                char buf[1024];

                strcpy(buf, "This file was last saved with plugins stamped:\n\n");

                char timeBuf[128];
                PrintTime(data->fCodeBuildTime, timeBuf);
                strcat(buf, timeBuf);
                strcat(buf, "\n");
                strcat(buf, data->fBranch);

                strcat(buf, "\n\nThese plugins are stamped:\n\n");

                PrintTime(gThisCodeBuildTime, timeBuf);
                strcat(buf, timeBuf);
                strcat(buf, "\n");
                strcat(buf, gThisBranch);

                strcat(buf,
                    "\n\nNew features may have been added to the newer plugins,\n"
                    "so saving this file could cause data to be lost.");

                MessageBox(GetCOREInterface()->GetMAXHWnd(), buf, "Plugin Warning", MB_OK | MB_ICONEXCLAMATION);
            }
        }

        strcpy(data->fBranch, gThisBranch);
        memcpy(&data->fCodeBuildTime, &gThisCodeBuildTime, sizeof(SYSTEMTIME));
    }
}

static void IGetString(int resID, char *destBuffer, int size)
{
    HRSRC rsrc = ::FindResource(hInstance, MAKEINTRESOURCE(resID), RT_RCDATA);

    if (rsrc != NULL)
    {
        HGLOBAL handle = ::LoadResource(hInstance, rsrc);

        if (handle != NULL)
        {
            char* str = (char*)::LockResource(handle);
            strncpy(destBuffer, str, size);
            UnlockResource(handle);
        }
    }
}

void InitMaxFileData()
{
    memset(&gThisCodeBuildTime, 0, sizeof(SYSTEMTIME));

    // Date
    char buf[128];
    IGetString(1000, buf, sizeof(buf) - 1);
    sscanf(buf, "%hu/%hu/%hu", &gThisCodeBuildTime.wMonth, &gThisCodeBuildTime.wDay, &gThisCodeBuildTime.wYear);

    // Time
    IGetString(1001, buf, sizeof(buf) - 1);
    sscanf(buf, "%hu:%hu", &gThisCodeBuildTime.wHour, &gThisCodeBuildTime.wMinute);

    if (strstr(buf, "PM") != nil)
    {
        gThisCodeBuildTime.wHour += 12;
    }

    IGetString(1002, gThisBranch, sizeof(gThisBranch) - 1);

    RegisterNotification(NotifyProc, 0, NOTIFY_FILE_POST_OPEN);
}