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/*
Copyright (C) 2012-25 Miranda NG team (https://miranda-ng.org)
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
of the License.
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 for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "stdafx.h"
#include "file.h"
wchar_t* PFTS_StringToTchar(int flags, const MAllStrings s)
{
if (flags & PFTS_UTF)
return mir_utf8decodeW(s.a);
if (flags & PFTS_UNICODE)
return mir_wstrdup(s.w);
return mir_a2u(s.a);
}
int PFTS_CompareWithTchar(PROTOFILETRANSFERSTATUS *ft, const MAllStrings s, wchar_t *r)
{
if (ft->flags & PFTS_UTF)
return mir_wstrcmp(Utf2T(s.a), r);
if (ft->flags & PFTS_UNICODE)
return mir_wstrcmp(s.w, r);
return mir_wstrcmp(_A2T(s.a), r);
}
void CopyProtoFileTransferStatus(PROTOFILETRANSFERSTATUS *dest, PROTOFILETRANSFERSTATUS *src)
{
*dest = *src;
if (src->szCurrentFile.w)
dest->szCurrentFile.w = PFTS_StringToTchar(src->flags, src->szCurrentFile);
if (src->pszFiles.w) {
dest->pszFiles.w = (wchar_t **)mir_alloc(sizeof(wchar_t *) * src->totalFiles);
for (int i = 0; i < src->totalFiles; i++) {
MAllStrings s = { src->pszFiles.a[i] };
dest->pszFiles.w[i] = PFTS_StringToTchar(src->flags, s);
}
}
if (src->szWorkingDir.w)
dest->szWorkingDir.w = PFTS_StringToTchar(src->flags, src->szWorkingDir);
dest->flags &= ~PFTS_UTF;
dest->flags |= PFTS_UNICODE;
}
void UpdateProtoFileTransferStatus(PROTOFILETRANSFERSTATUS *dest, PROTOFILETRANSFERSTATUS *src)
{
dest->hContact = src->hContact;
dest->flags = src->flags;
if (dest->totalFiles != src->totalFiles) {
for (int i = 0; i < dest->totalFiles; i++) mir_free(dest->pszFiles.w[i]);
mir_free(dest->pszFiles.w);
dest->pszFiles.w = nullptr;
dest->totalFiles = src->totalFiles;
}
if (src->pszFiles.w) {
if (!dest->pszFiles.w)
dest->pszFiles.w = (wchar_t **)mir_calloc(sizeof(wchar_t *) * src->totalFiles);
for (int i = 0; i < src->totalFiles; i++) {
MAllStrings fname; fname.w = src->pszFiles.w[i];
if (!dest->pszFiles.w[i] || !fname.w || PFTS_CompareWithTchar(src, fname, dest->pszFiles.w[i])) {
mir_free(dest->pszFiles.w[i]);
if (fname.w)
dest->pszFiles.w[i] = PFTS_StringToTchar(src->flags, fname);
else
dest->pszFiles.w[i] = nullptr;
}
}
}
else if (dest->pszFiles.w) {
for (int i = 0; i < dest->totalFiles; i++)
mir_free(dest->pszFiles.w[i]);
mir_free(dest->pszFiles.w);
dest->pszFiles.w = nullptr;
}
dest->currentFileNumber = src->currentFileNumber;
dest->totalBytes = src->totalBytes;
dest->totalProgress = src->totalProgress;
if (src->szWorkingDir.w && (!dest->szWorkingDir.w || PFTS_CompareWithTchar(src, src->szWorkingDir, dest->szWorkingDir.w))) {
mir_free(dest->szWorkingDir.w);
if (src->szWorkingDir.w)
dest->szWorkingDir.w = PFTS_StringToTchar(src->flags, src->szWorkingDir);
else
dest->szWorkingDir.w = nullptr;
}
if (!dest->szCurrentFile.w || !src->szCurrentFile.w || PFTS_CompareWithTchar(src, src->szCurrentFile, dest->szCurrentFile.w)) {
mir_free(dest->szCurrentFile.w);
if (src->szCurrentFile.w)
dest->szCurrentFile.w = PFTS_StringToTchar(src->flags, src->szCurrentFile);
else
dest->szCurrentFile.w = nullptr;
}
dest->currentFileSize = src->currentFileSize;
dest->currentFileProgress = src->currentFileProgress;
dest->currentFileTime = src->currentFileTime;
dest->flags &= ~PFTS_UTF;
dest->flags |= PFTS_UNICODE;
}
/////////////////////////////////////////////////////////////////////////////////////////
// Triple redirection sucks but is needed to nullify the array pointer
void FreeFilesMatrix(wchar_t ***files)
{
if (*files == nullptr)
return;
// Free each filename in the pointer array
wchar_t **pFile = *files;
while (*pFile != nullptr) {
mir_free(*pFile);
*pFile = nullptr;
pFile++;
}
// Free the array itself
mir_free(*files);
*files = nullptr;
}
void FreeProtoFileTransferStatus(PROTOFILETRANSFERSTATUS *fts)
{
mir_free(fts->szCurrentFile.w);
if (fts->pszFiles.w) {
for (int i = 0; i < fts->totalFiles; i++) mir_free(fts->pszFiles.w[i]);
mir_free(fts->pszFiles.w);
}
mir_free(fts->szWorkingDir.w);
}
/////////////////////////////////////////////////////////////////////////////////////////
MFilePath CreateUniqueFileName(const wchar_t *pszOriginalFile)
{
const wchar_t *pszExtension, *pszFilename;
if ((pszFilename = wcsrchr(pszOriginalFile, '\\')) == nullptr)
pszFilename = pszOriginalFile;
if ((pszExtension = wcsrchr(pszFilename + 1, '.')) == nullptr)
pszExtension = pszFilename + mir_wstrlen(pszFilename);
MFilePath buf;
for (int i = 1;; i++) {
buf.Format(L"%.*s (%d)%s", unsigned(pszExtension - pszOriginalFile), pszOriginalFile, i, pszExtension);
if (_waccess(buf, 0) != 0)
break;
}
return buf;
}
MFilePath FindUniqueFileName(const wchar_t *pszOriginalFile)
{
if (_waccess(pszOriginalFile, 0))
return pszOriginalFile;
return CreateUniqueFileName(pszOriginalFile);
}
/////////////////////////////////////////////////////////////////////////////////////////
int GetRegValue(HKEY hKeyBase, const wchar_t *szSubKey, const wchar_t *szValue, wchar_t *szOutput, int cbOutput)
{
HKEY hKey;
if (RegOpenKeyEx(hKeyBase, szSubKey, 0, KEY_QUERY_VALUE, &hKey) != ERROR_SUCCESS)
return 0;
DWORD cbOut = cbOutput;
auto ret = RegQueryValueEx(hKey, szValue, nullptr, nullptr, (uint8_t *)szOutput, &cbOut);
RegCloseKey(hKey);
return ret == ERROR_SUCCESS;
}
/////////////////////////////////////////////////////////////////////////////////////////
#define UNITS_BYTES 1 // 0 <= size<1000: "%d bytes"
#define UNITS_KBPOINT1 2 // 1000 <= size<100*1024: "%.1f KB"
#define UNITS_KBPOINT0 3 // 100*1024 <= size<1024*1024: "%d KB"
#define UNITS_MBPOINT2 4 // 1024*1024 <= size: "%.2f MB"
#define UNITS_GBPOINT3 5 // 1024*1024*1024 <= size: "%.3f GB"
void GetSensiblyFormattedSize(__int64 size, wchar_t *szOut, int cchOut, int unitsOverride, int appendUnits, int *unitsUsed)
{
if (!unitsOverride) {
if (size < 1000) unitsOverride = UNITS_BYTES;
else if (size < 100 * 1024) unitsOverride = UNITS_KBPOINT1;
else if (size < 1024 * 1024) unitsOverride = UNITS_KBPOINT0;
else if (size < 1024 * 1024 * 1024) unitsOverride = UNITS_MBPOINT2;
else unitsOverride = UNITS_GBPOINT3;
}
if (unitsUsed)
*unitsUsed = unitsOverride;
switch (unitsOverride) {
case UNITS_BYTES: mir_snwprintf(szOut, cchOut, L"%u%s%s", (int)size, appendUnits ? L" " : L"", appendUnits ? TranslateT("bytes") : L""); break;
case UNITS_KBPOINT1: mir_snwprintf(szOut, cchOut, L"%.1lf%s", size / 1024.0, appendUnits ? L" KB" : L""); break;
case UNITS_KBPOINT0: mir_snwprintf(szOut, cchOut, L"%u%s", (int)(size / 1024), appendUnits ? L" KB" : L""); break;
case UNITS_GBPOINT3: mir_snwprintf(szOut, cchOut, L"%.3f%s", (size >> 20) / 1024.0, appendUnits ? L" GB" : L""); break;
default: mir_snwprintf(szOut, cchOut, L"%.2lf%s", size / 1048576.0, appendUnits ? L" MB" : L""); break;
}
}
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