dolphin/Source/Core/DolphinWX/Src/ISOFile.cpp

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// Copyright (C) 2003 Dolphin Project.
// 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, version 2.0.
// 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 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include <string>
#include <vector>
#include <wx/mstream.h>
#include "Common.h"
#include "CommonPaths.h"
#include "Globals.h"
#include "FileUtil.h"
#include "ISOFile.h"
#include "StringUtil.h"
#include "Hash.h"
#include "Filesystem.h"
#include "BannerLoader.h"
#include "FileSearch.h"
#include "CompressedBlob.h"
#include "ChunkFile.h"
#include "../resources/no_banner.cpp"
#define CACHE_REVISION 0x10A
#define DVD_BANNER_WIDTH 96
#define DVD_BANNER_HEIGHT 32
static u32 g_ImageTemp[DVD_BANNER_WIDTH * DVD_BANNER_HEIGHT];
GameListItem::GameListItem(const std::string& _rFileName)
: m_FileName(_rFileName)
, m_FileSize(0)
, m_Valid(false)
, m_BlobCompressed(false)
, m_pImage(NULL)
, m_ImageSize(0)
{
if (LoadFromCache())
{
m_Valid = true;
}
else
{
DiscIO::IVolume* pVolume = DiscIO::CreateVolumeFromFilename(_rFileName);
if (pVolume != NULL)
{
if (!DiscIO::IsVolumeWadFile(pVolume))
m_Platform = DiscIO::IsVolumeWiiDisc(pVolume) ? WII_DISC : GAMECUBE_DISC;
else
m_Platform = WII_WAD;
m_Company = "N/A";
for (int i = 0; i < 6; i++)
{
m_Name[i] = pVolume->GetName();
if(m_Name[i] == "") // Couldn't find the name in the WAD...
{
std::string FileName;
SplitPath(_rFileName, NULL, &FileName, NULL);
m_Name[i] = FileName; // Then just display the filename... Better than something like "No Name"
}
m_Description[i] = "No Description";
}
m_Country = pVolume->GetCountry();
m_FileSize = File::GetSize(_rFileName.c_str());
m_VolumeSize = pVolume->GetSize();
m_UniqueID = pVolume->GetUniqueID();
m_BlobCompressed = DiscIO::IsCompressedBlob(_rFileName.c_str());
// check if we can get some infos from the banner file too
DiscIO::IFileSystem* pFileSystem = DiscIO::CreateFileSystem(pVolume);
if (pFileSystem != NULL || m_Platform == WII_WAD)
{
DiscIO::IBannerLoader* pBannerLoader = DiscIO::CreateBannerLoader(*pFileSystem, pVolume);
if (pBannerLoader != NULL)
{
if (pBannerLoader->IsValid())
{
pBannerLoader->GetName(m_Name); //m_Country == DiscIO::IVolume::COUNTRY_JAP ? 1 : 0);
pBannerLoader->GetCompany(m_Company);
pBannerLoader->GetDescription(m_Description);
if (pBannerLoader->GetBanner(g_ImageTemp))
{
m_ImageSize = DVD_BANNER_WIDTH * DVD_BANNER_HEIGHT * 3;
//use malloc(), since wxImage::Create below calls free() afterwards.
m_pImage = (u8*)malloc(m_ImageSize);
for (size_t i = 0; i < DVD_BANNER_WIDTH * DVD_BANNER_HEIGHT; i++)
{
m_pImage[i * 3 + 0] = (g_ImageTemp[i] & 0xFF0000) >> 16;
m_pImage[i * 3 + 1] = (g_ImageTemp[i] & 0x00FF00) >> 8;
m_pImage[i * 3 + 2] = (g_ImageTemp[i] & 0x0000FF) >> 0;
}
}
}
delete pBannerLoader;
}
delete pFileSystem;
}
delete pVolume;
m_Valid = true;
// If not Gamecube, create a cache file only if we have an image.
// Wii isos create their images after you have generated the first savegame
if (m_Platform == GAMECUBE_DISC || m_pImage)
SaveToCache();
}
}
if (m_pImage)
{
m_Image.Create(DVD_BANNER_WIDTH, DVD_BANNER_HEIGHT, m_pImage);
}
else
{
// default banner
wxMemoryInputStream istream(no_banner_png, sizeof no_banner_png);
wxImage iNoBanner(istream, wxBITMAP_TYPE_PNG);
m_Image = iNoBanner;
}
}
GameListItem::~GameListItem()
{
}
bool GameListItem::LoadFromCache()
{
return CChunkFileReader::Load<GameListItem>(CreateCacheFilename(), CACHE_REVISION, *this);
}
void GameListItem::SaveToCache()
{
if (!File::IsDirectory(File::GetUserPath(D_CACHE_IDX)))
{
File::CreateDir(File::GetUserPath(D_CACHE_IDX));
}
CChunkFileReader::Save<GameListItem>(CreateCacheFilename(), CACHE_REVISION, *this);
}
void GameListItem::DoState(PointerWrap &p)
{
p.Do(m_Name[0]); p.Do(m_Name[1]); p.Do(m_Name[2]);
p.Do(m_Name[3]); p.Do(m_Name[4]); p.Do(m_Name[5]);
p.Do(m_Company);
p.Do(m_Description[0]); p.Do(m_Description[1]); p.Do(m_Description[2]);
p.Do(m_Description[3]); p.Do(m_Description[4]); p.Do(m_Description[5]);
p.Do(m_UniqueID);
p.Do(m_FileSize);
p.Do(m_VolumeSize);
p.Do(m_Country);
p.Do(m_BlobCompressed);
p.DoBuffer(&m_pImage, m_ImageSize);
p.Do(m_Platform);
}
std::string GameListItem::CreateCacheFilename()
{
std::string Filename, LegalPathname;
SplitPath(m_FileName, &LegalPathname, &Filename, NULL);
if (Filename.empty()) return Filename; // Disc Drive
// Append hash to prevent ISO name-clashing in different folders.
Filename.append(StringFromFormat("%x",
HashFletcher((const u8 *)LegalPathname.c_str(), LegalPathname.size())));
// We add gcz to the cache file if the file is compressed to avoid it reading
// the uncompressed file's cache if it has the same name, but not the same ext.
if (DiscIO::IsCompressedBlob(m_FileName.c_str()))
Filename.append(".gcz");
Filename.append(".cache");
std::string fullname(std::string(File::GetUserPath(D_CACHE_IDX)));
fullname += Filename;
return fullname;
}
const std::string& GameListItem::GetDescription(int index) const
{
if ((index >=0) && (index < 6))
{
return m_Description[index];
}
return m_Description[0];
}
const std::string& GameListItem::GetName(int index) const
{
if ((index >=0) && (index < 6))
{
return m_Name[index];
}
return m_Name[0];
}
const std::string GameListItem::GetWiiFSPath() const
{
DiscIO::IVolume *Iso = DiscIO::CreateVolumeFromFilename(m_FileName);
std::string ret("NULL");
if (Iso != NULL)
{
if (DiscIO::IsVolumeWiiDisc(Iso) || DiscIO::IsVolumeWadFile(Iso))
{
char Path[250];
u64 Title;
Iso->GetTitleID((u8*)&Title);
Title = Common::swap64(Title);
sprintf(Path, "%stitle/%08x/%08x/data/", File::GetUserPath(D_WIIUSER_IDX), (u32)(Title>>32), (u32)Title);
if (!File::Exists(Path))
File::CreateFullPath(Path);
if (Path[0] == '.')
ret = std::string(wxGetCwd().mb_str()) + std::string(Path).substr(strlen(ROOT_DIR));
else
ret = std::string(Path);
}
delete Iso;
}
return ret;
}