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// UpdatePair.cpp
#include "StdAfx.h"
#include <time.h>
#include "Common/Defs.h"
#include "Common/Wildcard.h"
#include "Windows/Time.h"
#include "UpdatePair.h"
#include "SortUtils.h"
using namespace NWindows;
using namespace NTime;
static int MyCompareTime(NFileTimeType::EEnum fileTimeType,
const FILETIME &time1, const FILETIME &time2)
{
switch(fileTimeType)
{
case NFileTimeType::kWindows:
return ::CompareFileTime(&time1, &time2);
case NFileTimeType::kUnix:
{
UInt32 unixTime1, unixTime2;
if (!FileTimeToUnixTime(time1, unixTime1))
{
unixTime1 = 0;
// throw 4191614;
}
if (!FileTimeToUnixTime(time2, unixTime2))
{
unixTime2 = 0;
// throw 4191615;
}
return MyCompare(unixTime1, unixTime2);
}
case NFileTimeType::kDOS:
{
UInt32 dosTime1, dosTime2;
FileTimeToDosTime(time1, dosTime1);
FileTimeToDosTime(time2, dosTime2);
/*
if (!FileTimeToDosTime(time1, dosTime1))
throw 4191616;
if (!FileTimeToDosTime(time2, dosTime2))
throw 4191617;
*/
return MyCompare(dosTime1, dosTime2);
}
}
throw 4191618;
}
static const wchar_t *kDuplicateFileNameMessage = L"Duplicate filename:";
/*
static const char *kNotCensoredCollisionMessaged = "Internal file name collision:\n";
static const char *kSameTimeChangedSizeCollisionMessaged =
"Collision between files with same date/time and different sizes:\n";
*/
static void TestDuplicateString(const UStringVector &strings, const CIntVector &indices)
{
for(int i = 0; i + 1 < indices.Size(); i++)
if (CompareFileNames(strings[indices[i]], strings[indices[i + 1]]) == 0)
{
UString message = kDuplicateFileNameMessage;
message += L"\n";
message += strings[indices[i]];
message += L"\n";
message += strings[indices[i + 1]];
throw message;
}
}
void GetUpdatePairInfoList(
const CObjectVector<CDirItem> &dirItems,
const CObjectVector<CArchiveItem> &archiveItems,
NFileTimeType::EEnum fileTimeType,
CObjectVector<CUpdatePair> &updatePairs)
{
CIntVector dirIndices, archiveIndices;
UStringVector dirNames, archiveNames;
int numDirItems = dirItems.Size();
int i;
for(i = 0; i < numDirItems; i++)
dirNames.Add(dirItems[i].Name);
SortFileNames(dirNames, dirIndices);
TestDuplicateString(dirNames, dirIndices);
int numArchiveItems = archiveItems.Size();
for(i = 0; i < numArchiveItems; i++)
archiveNames.Add(archiveItems[i].Name);
SortFileNames(archiveNames, archiveIndices);
TestDuplicateString(archiveNames, archiveIndices);
int dirItemIndex = 0, archiveItemIndex = 0;
CUpdatePair pair;
while(dirItemIndex < numDirItems && archiveItemIndex < numArchiveItems)
{
int dirItemIndex2 = dirIndices[dirItemIndex],
archiveItemIndex2 = archiveIndices[archiveItemIndex];
const CDirItem &dirItem = dirItems[dirItemIndex2];
const CArchiveItem &archiveItem = archiveItems[archiveItemIndex2];
int compareResult = CompareFileNames(dirItem.Name, archiveItem.Name);
if (compareResult < 0)
{
pair.State = NUpdateArchive::NPairState::kOnlyOnDisk;
pair.DirItemIndex = dirItemIndex2;
dirItemIndex++;
}
else if (compareResult > 0)
{
pair.State = archiveItem.Censored ?
NUpdateArchive::NPairState::kOnlyInArchive: NUpdateArchive::NPairState::kNotMasked;
pair.ArchiveItemIndex = archiveItemIndex2;
archiveItemIndex++;
}
else
{
if (!archiveItem.Censored)
throw 1082022;; // TTString(kNotCensoredCollisionMessaged + dirItem.Name);
pair.DirItemIndex = dirItemIndex2;
pair.ArchiveItemIndex = archiveItemIndex2;
switch (MyCompareTime(fileTimeType, dirItem.LastWriteTime, archiveItem.LastWriteTime))
{
case -1:
pair.State = NUpdateArchive::NPairState::kNewInArchive;
break;
case 1:
pair.State = NUpdateArchive::NPairState::kOldInArchive;
break;
default:
if (archiveItem.SizeIsDefined)
if (dirItem.Size != archiveItem.Size)
// throw 1082034; // kSameTimeChangedSizeCollisionMessaged;
pair.State = NUpdateArchive::NPairState::kUnknowNewerFiles;
else
pair.State = NUpdateArchive::NPairState::kSameFiles;
else
pair.State = NUpdateArchive::NPairState::kUnknowNewerFiles;
}
dirItemIndex++;
archiveItemIndex++;
}
updatePairs.Add(pair);
}
for(;dirItemIndex < numDirItems; dirItemIndex++)
{
pair.State = NUpdateArchive::NPairState::kOnlyOnDisk;
pair.DirItemIndex = dirIndices[dirItemIndex];
updatePairs.Add(pair);
}
for(;archiveItemIndex < numArchiveItems; archiveItemIndex++)
{
int archiveItemIndex2 = archiveIndices[archiveItemIndex];
const CArchiveItem &archiveItem = archiveItems[archiveItemIndex2];
pair.State = archiveItem.Censored ?
NUpdateArchive::NPairState::kOnlyInArchive: NUpdateArchive::NPairState::kNotMasked;
pair.ArchiveItemIndex = archiveItemIndex2;
updatePairs.Add(pair);
}
}
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