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// ContextMenu.cpp
#include "StdAfx.h"
#include "ContextMenu.h"
#include "Common/StringConvert.h"
#include "Common/MyCom.h"
#include "Windows/Shell.h"
#include "Windows/Memory.h"
#include "Windows/COM.h"
#include "Windows/FileFind.h"
#include "Windows/FileDir.h"
#include "Windows/FileName.h"
#include "Windows/Thread.h"
#include "Windows/Window.h"
#include "Windows/Menu.h"
#include "Windows/ResourceString.h"
#include "../../FileManager/FormatUtils.h"
#include "../../FileManager/ProgramLocation.h"
#include "../Common/ZipRegistry.h"
#include "../Common/ArchiveName.h"
#ifdef LANG
#include "../../FileManager/LangUtils.h"
#endif
#include "resource.h"
#include "ContextMenuFlags.h"
// #include "ExtractEngine.h"
// #include "TestEngine.h"
// #include "CompressEngine.h"
#include "MyMessages.h"
#include "../Resource/Extract/resource.h"
#include "../Common/CompressCall.h"
using namespace NWindows;
///////////////////////////////
// IShellExtInit
extern LONG g_DllRefCount;
CZipContextMenu::CZipContextMenu() { InterlockedIncrement(&g_DllRefCount); }
CZipContextMenu::~CZipContextMenu() { InterlockedDecrement(&g_DllRefCount); }
HRESULT CZipContextMenu::GetFileNames(LPDATAOBJECT dataObject, UStringVector &fileNames)
{
fileNames.Clear();
if(dataObject == NULL)
return E_FAIL;
FORMATETC fmte = {CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL};
NCOM::CStgMedium stgMedium;
HRESULT result = dataObject->GetData(&fmte, &stgMedium);
if (result != S_OK)
return result;
stgMedium._mustBeReleased = true;
NShell::CDrop drop(false);
NMemory::CGlobalLock globalLock(stgMedium->hGlobal);
drop.Attach((HDROP)globalLock.GetPointer());
drop.QueryFileNames(fileNames);
return S_OK;
}
STDMETHODIMP CZipContextMenu::Initialize(LPCITEMIDLIST pidlFolder,
LPDATAOBJECT dataObject, HKEY /* hkeyProgID */)
{
// OutputDebugString(TEXT("::Initialize\r\n"));
_dropMode = false;
_dropPath.Empty();
if (pidlFolder != 0)
{
if (NShell::GetPathFromIDList(pidlFolder, _dropPath))
{
// OutputDebugString(path);
// OutputDebugString(TEXT("\r\n"));
NFile::NName::NormalizeDirPathPrefix(_dropPath);
_dropMode = !_dropPath.IsEmpty();
}
else
_dropPath.Empty();
}
/*
m_IsFolder = false;
if (pidlFolder == 0)
*/
// pidlFolder is NULL :(
return GetFileNames(dataObject, _fileNames);
}
STDMETHODIMP CZipContextMenu::InitContextMenu(const wchar_t * /* folder */,
const wchar_t **names, UINT32 numFiles)
{
_fileNames.Clear();
for (UINT32 i = 0; i < numFiles; i++)
_fileNames.Add(names[i]);
_dropMode = false;
return S_OK;
}
/////////////////////////////
// IContextMenu
static LPCWSTR kMainVerb = L"SevenZip";
/*
static LPCTSTR kOpenVerb = TEXT("SevenOpen");
static LPCTSTR kExtractVerb = TEXT("SevenExtract");
static LPCTSTR kExtractHereVerb = TEXT("SevenExtractHere");
static LPCTSTR kExtractToVerb = TEXT("SevenExtractTo");
static LPCTSTR kTestVerb = TEXT("SevenTest");
static LPCTSTR kCompressVerb = TEXT("SevenCompress");
static LPCTSTR kCompressToVerb = TEXT("SevenCompressTo");
static LPCTSTR kCompressEmailVerb = TEXT("SevenCompressEmail");
static LPCTSTR kCompressToEmailVerb = TEXT("SevenCompressToEmail");
*/
struct CContextMenuCommand
{
UINT32 flag;
CZipContextMenu::ECommandInternalID CommandInternalID;
LPCWSTR Verb;
UINT ResourceID;
UINT ResourceHelpID;
UINT32 LangID;
};
static CContextMenuCommand g_Commands[] =
{
{
NContextMenuFlags::kOpen,
CZipContextMenu::kOpen,
L"Open",
IDS_CONTEXT_OPEN,
IDS_CONTEXT_OPEN_HELP,
0x02000103
},
{
NContextMenuFlags::kExtract,
CZipContextMenu::kExtract,
L"Extract",
IDS_CONTEXT_EXTRACT,
IDS_CONTEXT_EXTRACT_HELP,
0x02000105
},
{
NContextMenuFlags::kExtractHere,
CZipContextMenu::kExtractHere,
L"ExtractHere",
IDS_CONTEXT_EXTRACT_HERE,
IDS_CONTEXT_EXTRACT_HERE_HELP,
0x0200010B
},
{
NContextMenuFlags::kExtractTo,
CZipContextMenu::kExtractTo,
L"ExtractTo",
IDS_CONTEXT_EXTRACT_TO,
IDS_CONTEXT_EXTRACT_TO_HELP,
0x0200010D
},
{
NContextMenuFlags::kTest,
CZipContextMenu::kTest,
L"Test",
IDS_CONTEXT_TEST,
IDS_CONTEXT_TEST_HELP,
0x02000109
},
{
NContextMenuFlags::kCompress,
CZipContextMenu::kCompress,
L"Compress",
IDS_CONTEXT_COMPRESS,
IDS_CONTEXT_COMPRESS_HELP,
0x02000107,
},
{
NContextMenuFlags::kCompressEmail,
CZipContextMenu::kCompressEmail,
L"CompressEmail",
IDS_CONTEXT_COMPRESS_EMAIL,
IDS_CONTEXT_COMPRESS_EMAIL_HELP,
0x02000111
},
{
NContextMenuFlags::kCompressTo7z,
CZipContextMenu::kCompressTo7z,
L"CompressTo7z",
IDS_CONTEXT_COMPRESS_TO,
IDS_CONTEXT_COMPRESS_TO_HELP,
0x0200010F
},
{
NContextMenuFlags::kCompressTo7zEmail,
CZipContextMenu::kCompressTo7zEmail,
L"CompressTo7zEmail",
IDS_CONTEXT_COMPRESS_TO_EMAIL,
IDS_CONTEXT_COMPRESS_TO_EMAIL_HELP,
0x02000113
},
{
NContextMenuFlags::kCompressToZip,
CZipContextMenu::kCompressToZip,
L"CompressToZip",
IDS_CONTEXT_COMPRESS_TO,
IDS_CONTEXT_COMPRESS_TO_HELP,
0x0200010F
},
{
NContextMenuFlags::kCompressToZipEmail,
CZipContextMenu::kCompressToZipEmail,
L"CompressToZipEmail",
IDS_CONTEXT_COMPRESS_TO_EMAIL,
IDS_CONTEXT_COMPRESS_TO_EMAIL_HELP,
0x02000113
}
};
int FindCommand(CZipContextMenu::ECommandInternalID &id)
{
for (int i = 0; i < sizeof(g_Commands) / sizeof(g_Commands[0]); i++)
if (g_Commands[i].CommandInternalID == id)
return i;
return -1;
}
void CZipContextMenu::FillCommand(ECommandInternalID id,
UString &mainString, CCommandMapItem &commandMapItem)
{
int i = FindCommand(id);
if (i < 0)
return;
const CContextMenuCommand &command = g_Commands[i];
commandMapItem.CommandInternalID = command.CommandInternalID;
commandMapItem.Verb = (UString)kMainVerb + (UString)command.Verb;
commandMapItem.HelpString = LangString(command.ResourceHelpID, command.LangID + 1);
mainString = LangString(command.ResourceID, command.LangID);
}
static bool MyInsertMenu(CMenu &menu, int pos, UINT id, const UString &s)
{
CMenuItem menuItem;
menuItem.fType = MFT_STRING;
menuItem.fMask = MIIM_TYPE | MIIM_ID;
menuItem.wID = id;
menuItem.StringValue = s;
return menu.InsertItem(pos, true, menuItem);
}
static const wchar_t *kArcExts[] =
{
L"7z",
L"bz2",
L"gz",
L"rar",
L"zip"
};
static bool IsItArcExt(const UString &ext2)
{
UString ext = ext2;
ext.MakeLower();
for (int i = 0; i < sizeof(kArcExts) / sizeof(kArcExts[0]); i++)
if (ext.Compare(kArcExts[i]) == 0)
return true;
return false;
}
static UString GetSubFolderNameForExtract(const UString &archiveName)
{
int dotPos = archiveName.ReverseFind(L'.');
if (dotPos < 0)
return archiveName + UString(L"~");
const UString ext = archiveName.Mid(dotPos + 1);
UString res = archiveName.Left(dotPos);
res.TrimRight();
dotPos = res.ReverseFind(L'.');
if (dotPos > 0)
{
const UString ext2 = res.Mid(dotPos + 1);
if (ext.CompareNoCase(L"rar") == 0 &&
(ext2.CompareNoCase(L"part001") == 0 ||
ext2.CompareNoCase(L"part01") == 0 ||
ext2.CompareNoCase(L"part1") == 0) ||
IsItArcExt(ext2) && ext.CompareNoCase(L"001") == 0)
res = res.Left(dotPos);
res.TrimRight();
}
return res;
}
static UString GetReducedString(const UString &s)
{
const int kMaxSize = 64;
if (s.Length() < kMaxSize)
return s;
const int kFirstPartSize = kMaxSize / 2;
return s.Left(kFirstPartSize) + UString(L" ... ") + s.Right(kMaxSize - kFirstPartSize);
}
static const wchar_t *kExtractExludeExtensions[] =
{
L"txt", L"htm", L"html", L"xml", L"doc", L"xls",
L"bmp", L"gif", L"jpeg", L"jpg"
};
static bool DoNeedExtract(const UString &name)
{
int extPos = name.ReverseFind('.');
if (extPos < 0)
return true;
UString ext = name.Mid(extPos + 1);
ext.MakeLower();
for (int i = 0; i < sizeof(kExtractExludeExtensions) / sizeof(kExtractExludeExtensions[0]); i++)
if (ext.Compare(kExtractExludeExtensions[i]) == 0)
return false;
return true;
}
STDMETHODIMP CZipContextMenu::QueryContextMenu(HMENU hMenu, UINT indexMenu,
UINT commandIDFirst, UINT commandIDLast, UINT flags)
{
LoadLangOneTime();
if(_fileNames.Size() == 0)
return E_FAIL;
UINT currentCommandID = commandIDFirst;
if ((flags & 0x000F) != CMF_NORMAL &&
(flags & CMF_VERBSONLY) == 0 &&
(flags & CMF_EXPLORE) == 0)
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, currentCommandID);
_commandMap.Clear();
CMenu popupMenu;
CMenuDestroyer menuDestroyer;
bool cascadedMenu = ReadCascadedMenu();
MENUITEMINFO menuItem;
UINT subIndex = indexMenu;
if (cascadedMenu)
{
CCommandMapItem commandMapItem;
if(!popupMenu.CreatePopup())
throw 210503;
menuDestroyer.Attach(popupMenu);
commandMapItem.CommandInternalID = kCommandNULL;
commandMapItem.Verb = kMainVerb;
commandMapItem.HelpString = LangString(IDS_CONTEXT_CAPTION_HELP, 0x02000102);
_commandMap.Add(commandMapItem);
menuItem.wID = currentCommandID++;
subIndex = 0;
}
else
{
popupMenu.Attach(hMenu);
}
UINT32 contextMenuFlags;
if (!ReadContextMenuStatus(contextMenuFlags))
contextMenuFlags = NContextMenuFlags::GetDefaultFlags();
UString mainString;
if(_fileNames.Size() == 1 && currentCommandID + 6 <= commandIDLast)
{
const UString &fileName = _fileNames.Front();
UString folderPrefix;
NFile::NDirectory::GetOnlyDirPrefix(fileName, folderPrefix);
NFile::NFind::CFileInfoW fileInfo;
if (!NFile::NFind::FindFile(fileName, fileInfo))
return E_FAIL;
if (!fileInfo.IsDirectory() && DoNeedExtract(fileInfo.Name))
{
// Open
if ((contextMenuFlags & NContextMenuFlags::kOpen) != 0)
{
CCommandMapItem commandMapItem;
FillCommand(kOpen, mainString, commandMapItem);
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, mainString);
_commandMap.Add(commandMapItem);
}
}
}
if(_fileNames.Size() > 0 && currentCommandID + 10 <= commandIDLast)
{
bool needExtract = false;
for(int i = 0; i < _fileNames.Size(); i++)
{
NFile::NFind::CFileInfoW fileInfo;
if (!NFile::NFind::FindFile(_fileNames[i], fileInfo))
return E_FAIL;
if (!fileInfo.IsDirectory() && DoNeedExtract(fileInfo.Name))
needExtract = true;
}
const UString &fileName = _fileNames.Front();
if (needExtract)
{
UString folderPrefix;
NFile::NDirectory::GetOnlyDirPrefix(fileName, folderPrefix);
NFile::NFind::CFileInfoW fileInfo;
if (!NFile::NFind::FindFile(fileName, fileInfo))
return E_FAIL;
// Extract
if ((contextMenuFlags & NContextMenuFlags::kExtract) != 0)
{
CCommandMapItem commandMapItem;
FillCommand(kExtract, mainString, commandMapItem);
if (_dropMode)
commandMapItem.Folder = _dropPath;
else
commandMapItem.Folder = folderPrefix;
commandMapItem.Folder += GetSubFolderNameForExtract(fileInfo.Name) + UString(L'\\');
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, mainString);
_commandMap.Add(commandMapItem);
}
// Extract Here
if ((contextMenuFlags & NContextMenuFlags::kExtractHere) != 0)
{
CCommandMapItem commandMapItem;
FillCommand(kExtractHere, mainString, commandMapItem);
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, mainString);
if (_dropMode)
commandMapItem.Folder = _dropPath;
else
commandMapItem.Folder = folderPrefix;
_commandMap.Add(commandMapItem);
}
// Extract To
if ((contextMenuFlags & NContextMenuFlags::kExtractTo) != 0)
{
CCommandMapItem commandMapItem;
UString s;
FillCommand(kExtractTo, s, commandMapItem);
UString folder;
if (_fileNames.Size() == 1)
folder = GetSubFolderNameForExtract(fileInfo.Name);
else
folder = L'*';
if (_dropMode)
commandMapItem.Folder = _dropPath;
else
commandMapItem.Folder = folderPrefix;
commandMapItem.Folder += folder;
s = MyFormatNew(s, GetReducedString(UString(L"\"") + folder + UString(L"\\\"")));
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, s);
_commandMap.Add(commandMapItem);
}
// Test
if ((contextMenuFlags & NContextMenuFlags::kTest) != 0)
{
CCommandMapItem commandMapItem;
FillCommand(kTest, mainString, commandMapItem);
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, mainString);
_commandMap.Add(commandMapItem);
}
}
UString archiveName = CreateArchiveName(fileName, _fileNames.Size() > 1, false);
UString archiveName7z = archiveName + L".7z";
UString archiveNameZip = archiveName + L".zip";
UString archivePathPrefix;
NFile::NDirectory::GetOnlyDirPrefix(fileName, archivePathPrefix);
// Compress
if ((contextMenuFlags & NContextMenuFlags::kCompress) != 0)
{
CCommandMapItem commandMapItem;
if (_dropMode)
commandMapItem.Folder = _dropPath;
else
commandMapItem.Folder = archivePathPrefix;
commandMapItem.Archive = archiveName;
FillCommand(kCompress, mainString, commandMapItem);
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, mainString);
_commandMap.Add(commandMapItem);
}
// CompressEmail
if ((contextMenuFlags & NContextMenuFlags::kCompressEmail) != 0 && !_dropMode)
{
CCommandMapItem commandMapItem;
commandMapItem.Archive = archiveName;
FillCommand(kCompressEmail, mainString, commandMapItem);
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, mainString);
_commandMap.Add(commandMapItem);
}
// CompressTo7z
if (contextMenuFlags & NContextMenuFlags::kCompressTo7z)
{
CCommandMapItem commandMapItem;
UString s;
FillCommand(kCompressTo7z, s, commandMapItem);
if (_dropMode)
commandMapItem.Folder = _dropPath;
else
commandMapItem.Folder = archivePathPrefix;
commandMapItem.Archive = archiveName7z;
commandMapItem.ArchiveType = L"7z";
UString t = UString(L"\"") + GetReducedString(archiveName7z) + UString(L"\"");
s = MyFormatNew(s, t);
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, s);
_commandMap.Add(commandMapItem);
}
// CompressTo7zEmail
if ((contextMenuFlags & NContextMenuFlags::kCompressTo7zEmail) != 0 && !_dropMode)
{
CCommandMapItem commandMapItem;
UString s;
FillCommand(kCompressTo7zEmail, s, commandMapItem);
commandMapItem.Archive = archiveName7z;
commandMapItem.ArchiveType = L"7z";
UString t = UString(L"\"") + GetReducedString(archiveName7z) + UString(L"\"");
s = MyFormatNew(s, t);
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, s);
_commandMap.Add(commandMapItem);
}
// CompressToZip
if (contextMenuFlags & NContextMenuFlags::kCompressToZip)
{
CCommandMapItem commandMapItem;
UString s;
FillCommand(kCompressToZip, s, commandMapItem);
if (_dropMode)
commandMapItem.Folder = _dropPath;
else
commandMapItem.Folder = archivePathPrefix;
commandMapItem.Archive = archiveNameZip;
commandMapItem.ArchiveType = L"zip";
UString t = UString(L"\"") + GetReducedString(archiveNameZip) + UString(L"\"");
s = MyFormatNew(s, t);
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, s);
_commandMap.Add(commandMapItem);
}
// CompressToZipEmail
if ((contextMenuFlags & NContextMenuFlags::kCompressToZipEmail) != 0 && !_dropMode)
{
CCommandMapItem commandMapItem;
UString s;
FillCommand(kCompressToZipEmail, s, commandMapItem);
commandMapItem.Archive = archiveNameZip;
commandMapItem.ArchiveType = L"zip";
UString t = UString(L"\"") + GetReducedString(archiveNameZip) + UString(L"\"");
s = MyFormatNew(s, t);
MyInsertMenu(popupMenu, subIndex++, currentCommandID++, s);
_commandMap.Add(commandMapItem);
}
}
// don't use InsertMenu: See MSDN:
// PRB: Duplicate Menu Items In the File Menu For a Shell Context Menu Extension
// ID: Q214477
if (cascadedMenu)
{
CMenuItem menuItem;
menuItem.fType = MFT_STRING;
menuItem.fMask = MIIM_SUBMENU | MIIM_TYPE | MIIM_ID;
menuItem.wID = currentCommandID++;
menuItem.hSubMenu = popupMenu.Detach();
menuDestroyer.Disable();
menuItem.StringValue = LangString(IDS_CONTEXT_POPUP_CAPTION, 0x02000101);
CMenu menu;
menu.Attach(hMenu);
menu.InsertItem(indexMenu++, true, menuItem);
}
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, currentCommandID - commandIDFirst);
}
int CZipContextMenu::FindVerb(const UString &verb)
{
for(int i = 0; i < _commandMap.Size(); i++)
if(_commandMap[i].Verb.Compare(verb) == 0)
return i;
return -1;
}
extern const char *kShellFolderClassIDString;
static UString GetProgramCommand()
{
UString path = L"\"";
UString folder;
if (GetProgramFolderPath(folder))
path += folder;
path += L"7zFM.exe\"";
return path;
}
STDMETHODIMP CZipContextMenu::InvokeCommand(LPCMINVOKECOMMANDINFO commandInfo)
{
// ::OutputDebugStringA("1");
int commandOffset;
// It's fix for bug: crashing in XP. See example in MSDN: "Creating Context Menu Handlers".
if (commandInfo->cbSize == sizeof(CMINVOKECOMMANDINFOEX) &&
(commandInfo->fMask & CMIC_MASK_UNICODE) != 0)
{
LPCMINVOKECOMMANDINFOEX commandInfoEx = (LPCMINVOKECOMMANDINFOEX)commandInfo;
if(HIWORD(commandInfoEx->lpVerbW) == 0)
commandOffset = LOWORD(commandInfo->lpVerb);
else
commandOffset = FindVerb(commandInfoEx->lpVerbW);
}
else
if(HIWORD(commandInfo->lpVerb) == 0)
commandOffset = LOWORD(commandInfo->lpVerb);
else
commandOffset = FindVerb(GetUnicodeString(commandInfo->lpVerb));
if(commandOffset < 0 || commandOffset >= _commandMap.Size())
return E_FAIL;
const CCommandMapItem commandMapItem = _commandMap[commandOffset];
ECommandInternalID commandInternalID = commandMapItem.CommandInternalID;
try
{
switch(commandInternalID)
{
case kOpen:
{
UString params;
params = GetProgramCommand();
params += L" \"";
params += _fileNames[0];
params += L"\"";
MyCreateProcess(params, 0, false, 0);
break;
}
case kExtract:
case kExtractHere:
case kExtractTo:
{
ExtractArchives(_fileNames, commandMapItem.Folder,
(commandInternalID == kExtract));
break;
}
case kTest:
{
TestArchives(_fileNames);
break;
}
case kCompress:
case kCompressEmail:
case kCompressTo7z:
case kCompressTo7zEmail:
case kCompressToZip:
case kCompressToZipEmail:
{
bool email =
(commandInternalID == kCompressEmail) ||
(commandInternalID == kCompressTo7zEmail) ||
(commandInternalID == kCompressToZipEmail);
bool showDialog =
(commandInternalID == kCompress) ||
(commandInternalID == kCompressEmail);
CompressFiles(commandMapItem.Folder,
commandMapItem.Archive, commandMapItem.ArchiveType,
_fileNames, email, showDialog, false);
break;
}
}
}
catch(...)
{
MyMessageBox(IDS_ERROR, 0x02000605);
}
return S_OK;
}
static void MyCopyString(void *dest, const wchar_t *src, bool writeInUnicode)
{
if(writeInUnicode)
{
MyStringCopy((wchar_t *)dest, src);
}
else
lstrcpyA((char *)dest, GetAnsiString(src));
}
STDMETHODIMP CZipContextMenu::GetCommandString(UINT_PTR commandOffset, UINT uType,
UINT * /* pwReserved */ , LPSTR pszName, UINT /* cchMax */)
{
int cmdOffset = (int)commandOffset;
switch(uType)
{
case GCS_VALIDATEA:
case GCS_VALIDATEW:
if(cmdOffset < 0 || cmdOffset >= _commandMap.Size())
return S_FALSE;
else
return S_OK;
}
if(cmdOffset < 0 || cmdOffset >= _commandMap.Size())
return E_FAIL;
if(uType == GCS_HELPTEXTA || uType == GCS_HELPTEXTW)
{
MyCopyString(pszName, _commandMap[cmdOffset].HelpString, uType == GCS_HELPTEXTW);
return NO_ERROR;
}
if(uType == GCS_VERBA || uType == GCS_VERBW)
{
MyCopyString(pszName, _commandMap[cmdOffset].Verb, uType == GCS_VERBW);
return NO_ERROR;
}
return E_FAIL;
}
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