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

307 lines
7.3 KiB
C++

// 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 "IniFile.h"
#include "WxUtils.h"
#include "Filesystem.h"
#include "BannerLoader.h"
#include "FileSearch.h"
#include "CompressedBlob.h"
#include "ChunkFile.h"
#include "ConfigManager.h"
#define CACHE_REVISION 0x112
#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_emu_state(0)
, m_FileSize(0)
, m_Valid(false)
, m_BlobCompressed(false)
{
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_volume_names = pVolume->GetNames();
m_Country = pVolume->GetCountry();
m_FileSize = File::GetSize(_rFileName);
m_VolumeSize = pVolume->GetSize();
m_UniqueID = pVolume->GetUniqueID();
m_BlobCompressed = DiscIO::IsCompressedBlob(_rFileName.c_str());
m_IsDiscTwo = pVolume->IsDiscTwo();
// 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())
{
m_names = pBannerLoader->GetNames();
m_company = pBannerLoader->GetCompany();
m_descriptions = pBannerLoader->GetDescriptions();
if (pBannerLoader->GetBanner(g_ImageTemp))
{
// resize vector to image size
m_pImage.resize(DVD_BANNER_WIDTH * DVD_BANNER_HEIGHT * 3);
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;
// Create a cache file only if we have an image.
// Wii isos create their images after you have generated the first savegame
if (!m_pImage.empty())
SaveToCache();
}
}
if (IsValid())
{
IniFile ini;
ini.Load(File::GetUserPath(D_GAMECONFIG_IDX) + m_UniqueID + ".ini");
ini.Get("EmuState", "EmulationStateId", &m_emu_state);
ini.Get("EmuState", "EmulationIssues", &m_issues);
}
if (!m_pImage.empty())
{
m_Image.Create(DVD_BANNER_WIDTH, DVD_BANNER_HEIGHT, &m_pImage[0], true);
}
else
{
std::string theme = SConfig::GetInstance().m_LocalCoreStartupParameter.theme_name + "/";
std::string dir = File::GetUserPath(D_THEMES_IDX) + theme;
#if !defined(_WIN32)
// If theme does not exist in user's dir load from shared directory
if (!File::Exists(dir))
dir = SHARED_USER_DIR THEMES_DIR "/" + theme;
#endif
// default banner
m_Image = wxImage(dir + "nobanner.png", wxBITMAP_TYPE_PNG);
}
}
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_volume_names);
p.Do(m_company);
p.Do(m_names);
p.Do(m_descriptions);
p.Do(m_UniqueID);
p.Do(m_FileSize);
p.Do(m_VolumeSize);
p.Do(m_Country);
p.Do(m_BlobCompressed);
p.Do(m_pImage);
p.Do(m_Platform);
p.Do(m_IsDiscTwo);
}
std::string GameListItem::CreateCacheFilename()
{
std::string Filename, LegalPathname, extension;
SplitPath(m_FileName, &LegalPathname, &Filename, &extension);
if (Filename.empty()) return Filename; // Disc Drive
// Filename.extension_HashOfFolderPath_Size.cache
// Append hash to prevent ISO name-clashing in different folders.
Filename.append(StringFromFormat("%s_%x_%llx.cache",
extension.c_str(), HashFletcher((const u8 *)LegalPathname.c_str(), LegalPathname.size()),
File::GetSize(m_FileName)));
std::string fullname(File::GetUserPath(D_CACHE_IDX));
fullname += Filename;
return fullname;
}
std::string GameListItem::GetCompany() const
{
if (m_company.empty())
return "N/A";
else
return m_company;
}
// (-1 = Japanese, 0 = English, etc)?
std::string GameListItem::GetDescription(int _index) const
{
const u32 index = _index;
if (index < m_descriptions.size())
return m_descriptions[index];
if (!m_descriptions.empty())
return m_descriptions[0];
return "";
}
// (-1 = Japanese, 0 = English, etc)?
std::string GameListItem::GetVolumeName(int _index) const
{
u32 const index = _index;
if (index < m_volume_names.size() && !m_volume_names[index].empty())
return m_volume_names[index];
if (!m_volume_names.empty())
return m_volume_names[0];
return "";
}
// (-1 = Japanese, 0 = English, etc)?
std::string GameListItem::GetBannerName(int _index) const
{
u32 const index = _index;
if (index < m_names.size() && !m_names[index].empty())
return m_names[index];
if (!m_names.empty())
return m_names[0];
return "";
}
// (-1 = Japanese, 0 = English, etc)?
std::string GameListItem::GetName(int _index) const
{
// Prefer name from banner, fallback to name from volume, fallback to filename
std::string name = GetBannerName(_index);
if (name.empty())
name = GetVolumeName(_index);
if (name.empty())
{
// No usable name, return filename (better than nothing)
SplitPath(GetFileName(), NULL, &name, NULL);
}
return name;
}
const std::string GameListItem::GetWiiFSPath() const
{
DiscIO::IVolume *Iso = DiscIO::CreateVolumeFromFilename(m_FileName);
std::string ret;
if (Iso == NULL)
return ret;
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).c_str(), (u32)(Title>>32), (u32)Title);
if (!File::Exists(Path))
File::CreateFullPath(Path);
if (Path[0] == '.')
ret = WxStrToStr(wxGetCwd()) + std::string(Path).substr(strlen(ROOT_DIR));
else
ret = std::string(Path);
}
delete Iso;
return ret;
}