bool ff::MoveFile(StringRef pathFrom, StringRef pathTo, bool bAllowOverwrite)
{
String szCheckPathFrom = CanonicalizePath(pathFrom, true);
String szCheckPathTo = CanonicalizePath(pathTo, true);
return ::MoveFileEx(
szCheckPathFrom.c_str(),
szCheckPathTo.c_str(),
MOVEFILE_COPY_ALLOWED | (bAllowOverwrite ? MOVEFILE_REPLACE_EXISTING : 0)) ? true : false;
}
bool ff::PathsEqual(StringRef path1, StringRef path2, bool bCheckShortPath)
{
String szCheckPath1 = CanonicalizePath(path1, false, true);
String szCheckPath2 = CanonicalizePath(path2, false, true);
#if !METRO_APP
if (bCheckShortPath && szCheckPath1 != szCheckPath2)
{
szCheckPath1 = GetShortPath(path1);
szCheckPath2 = GetShortPath(path2);
}
#endif
return szCheckPath1 == szCheckPath2;
}
ff::String ff::GetLongPath(StringRef path)
{
String szCheckPath = CanonicalizePath(path, true);
StackCharVector512 stackPath;
stackPath.Resize(512);
DWORD size = ::GetLongPathName(szCheckPath.c_str(), stackPath.Data(), (DWORD)stackPath.Size());
if (size > stackPath.Size())
{
stackPath.Resize(size);
size = ::GetLongPathName(szCheckPath.c_str(), stackPath.Data(), (DWORD)stackPath.Size());
}
if (size)
{
szCheckPath = stackPath.Data();
StripSuperLongPrefix(szCheckPath);
}
else
{
szCheckPath.empty();
}
return szCheckPath;
}
bool ff::File::OpenWrite(StringRef path, bool bAppend)
{
String szCheckPath = CanonicalizePath(path, true);
Close();
#if METRO_APP
_file = ::CreateFile2(szCheckPath.c_str(),
GENERIC_WRITE,
FILE_SHARE_READ,
bAppend ? OPEN_ALWAYS : CREATE_ALWAYS,
nullptr);
#else
_file = ::CreateFile(szCheckPath.c_str(),
GENERIC_WRITE, FILE_SHARE_READ, nullptr,
bAppend ? OPEN_ALWAYS : CREATE_ALWAYS,
0, nullptr);
#endif
if (_file == INVALID_HANDLE_VALUE)
{
_file = nullptr;
}
if (_file && bAppend)
{
SetFilePointerToEnd(_file);
}
return _file != nullptr;
}
NS_IMETHODIMP
nsUrlClassifierUtils::GetKeyForURI(nsIURI * uri, nsACString & _retval)
{
nsCOMPtr<nsIURI> innerURI = NS_GetInnermostURI(uri);
if (!innerURI)
innerURI = uri;
nsAutoCString host;
innerURI->GetAsciiHost(host);
if (host.IsEmpty()) {
return NS_ERROR_MALFORMED_URI;
}
nsresult rv = CanonicalizeHostname(host, _retval);
NS_ENSURE_SUCCESS(rv, rv);
nsAutoCString path;
rv = innerURI->GetPath(path);
NS_ENSURE_SUCCESS(rv, rv);
// strip out anchors
int32_t ref = path.FindChar('#');
if (ref != kNotFound)
path.SetLength(ref);
nsAutoCString temp;
rv = CanonicalizePath(path, temp);
NS_ENSURE_SUCCESS(rv, rv);
_retval.Append(temp);
return NS_OK;
}
void ff::SetTempSubDirectory(StringRef name)
{
SettingTempPath();
LockMutex crit(GCS_FILE_UTIL);
s_tempSubName = CanonicalizePath(name);
}
bool ff::DeleteDirectory(StringRef path, bool bMustBeEmpty)
{
if (bMustBeEmpty)
{
String szRealPath = CanonicalizePath(path, true);
return ::RemoveDirectory(szRealPath.c_str()) ? true : false;
}
else if (DirectoryExists(path))
{
Vector<String> dirs;
Vector<String> files;
if (GetDirectoryContents(path, dirs, files))
{
String szRealPath = CanonicalizePath(path, true);
for (size_t i = 0; i < files.Size(); i++)
{
String szDelete = szRealPath;
AppendPathTail(szDelete, files[i]);
if (!DeleteFile(szDelete))
{
return false;
}
}
for (size_t i = 0; i < dirs.Size(); i++)
{
String szDelete = szRealPath;
AppendPathTail(szDelete, dirs[i]);
if (!DeleteDirectory(szDelete, false))
{
return false;
}
}
return DeleteDirectory(path, true);
}
}
return false;
}
bool ff::CopyFile(StringRef pathFrom, StringRef pathTo, bool bAllowOverwrite)
{
String szCheckPathFrom = CanonicalizePath(pathFrom, true);
String szCheckPathTo = CanonicalizePath(pathTo, true);
#if METRO_APP
BOOL bCancel = FALSE;
COPYFILE2_EXTENDED_PARAMETERS cp;
ZeroObject(cp);
cp.dwSize = sizeof(cp);
cp.dwCopyFlags = bAllowOverwrite ? 0 : COPY_FILE_FAIL_IF_EXISTS;
cp.pfCancel = &bCancel;
return SUCCEEDED(::CopyFile2(szCheckPathFrom.c_str(), szCheckPathTo.c_str(), &cp)) ? true : false;
#else
return ::CopyFile(szCheckPathFrom.c_str(), szCheckPathTo.c_str(), !bAllowOverwrite) ? true : false;
#endif
}
bool ff::PathInPath(StringRef parent, StringRef child, bool bCheckShortPath)
{
#if !METRO_APP
String szCheckParent = bCheckShortPath ? GetShortPath(parent) : CanonicalizePath(parent, false, true);
String szCheckChild = bCheckShortPath ? GetShortPath(child) : CanonicalizePath(child, false, true);
#else
String szCheckParent = CanonicalizePath(parent, false, true);
String szCheckChild = CanonicalizePath(child, false, true);
#endif
if (szCheckChild.size() > szCheckParent.size() &&
szCheckChild[szCheckParent.size()] == '\\' &&
!_wcsnicmp(szCheckChild.c_str(), szCheckParent.c_str(), szCheckParent.size()))
{
return true;
}
return false;
}
bool ff::GetFileAttributes(StringRef path, DWORD &attribs)
{
String szCheckPath = CanonicalizePath(path, true);
WIN32_FILE_ATTRIBUTE_DATA data;
attribs = ::GetFileAttributesEx(szCheckPath.c_str(), GetFileExInfoStandard, &data)
? data.dwFileAttributes
: INVALID_FILE_ATTRIBUTES;
return attribs != INVALID_FILE_ATTRIBUTES;
}
bool ff::DeleteFile(StringRef path)
{
if (FileExists(path))
{
String szCheckPath = CanonicalizePath(path, true);
return ::DeleteFile(szCheckPath.c_str()) ? true : false;
}
return false;
}
ff::String ff::GetTempDirectory()
{
LockMutex crit(GCS_FILE_UTIL);
if(!s_tempPath.empty() && s_oldTempSubName == s_tempSubName)
{
return s_tempPath;
}
SettingTempPath();
s_tempPath.clear();
s_oldTempSubName = s_tempSubName;
#if METRO_APP
s_tempPath = String::from_pstring(Windows::Storage::ApplicationData::Current->TemporaryFolder->Path);
#else
StackCharVector512 stackPath;
stackPath.Resize(512);
DWORD size = ::GetTempPath((DWORD)stackPath.Size(), stackPath.Data());
if (size > stackPath.Size())
{
stackPath.Resize(size);
size = ::GetTempPath((DWORD)stackPath.Size(), stackPath.Data());
}
if (size)
{
s_tempPath = CanonicalizePath(String(stackPath.Data()));
StripSuperLongPrefix(s_tempPath);
static StaticString defaultTail(L"Ferret Face");
AppendPathTail(s_tempPath, defaultTail);
}
#endif
if (!s_tempPath.empty())
{
AppendPathTail(s_tempPath, s_tempSubName);
if (!DirectoryExists(s_tempPath))
{
CreateDirectory(s_tempPath);
}
}
return s_tempPath;
}
bool ff::DirectoryExists(StringRef path, WIN32_FIND_DATA *pFindData)
{
String szCheckPath = CanonicalizePath(path, true);
WIN32_FIND_DATA data;
pFindData = pFindData ? pFindData : &data;
HANDLE hFind = FindFirstFileEx(szCheckPath.c_str(), FindExInfoStandard, pFindData, FindExSearchLimitToDirectories, nullptr, 0);
if (hFind != INVALID_HANDLE_VALUE)
{
FindClose(hFind);
return (pFindData->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0;
}
return false;
}
bool ff::File::OpenRead(StringRef path)
{
String szCheckPath = CanonicalizePath(path, true);
Close();
#if METRO_APP
_file = ::CreateFile2(szCheckPath.c_str(), GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, OPEN_EXISTING, nullptr);
#else
_file = ::CreateFile(szCheckPath.c_str(), GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, nullptr, OPEN_EXISTING, 0, nullptr);
#endif
if (_file == INVALID_HANDLE_VALUE)
{
_file = nullptr;
}
return _file != nullptr;
}
bool ff::GetDirectoryContents(StringRef path, Vector<String> &dirs, Vector<String> &files, Vector<FILETIME> *fileTimes)
{
dirs.Clear();
files.Clear();
if (fileTimes)
{
fileTimes->Clear();
}
String szFilter = CanonicalizePath(path, true);
assertRetVal(szFilter.size(), false);
AppendPathTail(szFilter, String(L"*"));
WIN32_FIND_DATA data;
ZeroObject(data);
HANDLE hFind = FindFirstFileEx(szFilter.c_str(), FindExInfoStandard, &data, FindExSearchNameMatch, nullptr, 0);
for (BOOL bDone = FALSE; !bDone && hFind != INVALID_HANDLE_VALUE; bDone = !FindNextFile(hFind, &data))
{
if (!(data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
{
files.Push(String(data.cFileName));
if (fileTimes)
{
fileTimes->Push(data.ftLastWriteTime);
}
}
else if (wcscmp(data.cFileName, L".") && wcscmp(data.cFileName, L".."))
{
dirs.Push(String(data.cFileName));
}
}
if (hFind != INVALID_HANDLE_VALUE)
{
FindClose(hFind);
}
return hFind != INVALID_HANDLE_VALUE;
}
HANDLE ff::FindFirstChangeNotification(StringRef path, BOOL subDirs, DWORD filter)
{
ff::String canon = CanonicalizePath(path, true);
return ::FindFirstChangeNotification(canon.c_str(), subDirs, filter);
}
bool ff::SetFileAttributes(StringRef path, DWORD attribs)
{
String szCheckPath = CanonicalizePath(path, true);
return ::SetFileAttributes(szCheckPath.c_str(), attribs) ? true : false;
}
bool ff::SetCurrentDirectory(StringRef path)
{
String szRealPath = CanonicalizePath(path, true);
return ::SetCurrentDirectory(szRealPath.c_str()) ? true : false;
}
// This is all fancy because it only creates one directory at a time,
// starting with the first missing subdirectory
bool ff::CreateDirectory(StringRef path)
{
String szDrive;
String szRealPath = CanonicalizePath(path);
Vector<String> paths;
if (szRealPath.empty())
{
return false;
}
else if (!wcsncmp(szRealPath.c_str(), L"\\\\.\\", 4))
{
// ignore physical paths
return false;
}
else if (!wcsncmp(szRealPath.c_str(), L"\\\\", 2))
{
// UNC share, find the slash after the share name
const wchar_t *szSlash = wcschr(szRealPath.c_str() + 2, '\\');
szSlash = szSlash ? wcschr(szSlash + 1, '\\') : nullptr;
if (!szSlash)
{
// can't create a server or share name
return false;
}
szDrive = szRealPath.substr(0, szSlash - szRealPath.c_str() + 1);
szRealPath.erase(0, szDrive.size());
}
else if (isalpha(szRealPath[0]) &&
szRealPath[1] == ':' &&
szRealPath[2] == '\\')
{
// absolute drive path
szDrive = szRealPath.substr(0, 3);
szRealPath.erase(0, 3);
}
else if (szRealPath[0] == '\\')
{
// relative drive path
szDrive = L"\\";
szRealPath.erase(0, 1);
}
else
{
// relative to the current directory
}
if (szRealPath.empty())
{
// nothing to create
return false;
}
// Create the chain of parent directories
{
LockMutex crit(GCS_FILE_UTIL);
for (; szRealPath.size() && !DirectoryExists(szDrive + szRealPath);
StripPathTail(szRealPath))
{
paths.Push(szDrive + szRealPath);
}
for (size_t i = PreviousSize(paths.Size()); i != INVALID_SIZE; i = PreviousSize(i))
{
szRealPath = CanonicalizePath(paths[i], true);
if (!::CreateDirectory(szRealPath.c_str(), nullptr))
{
assertRetVal(::GetLastError() == ERROR_ALREADY_EXISTS, false);
}
}
}
return true;
}
