QuietUnrar/libunrar/cmdfilter.cpp

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// Return 'true' if we need to exclude the file from processing as result
// of -x switch. If CheckInclList is true, we also check the file against
// the include list created with -n switch.
bool CommandData::ExclCheck(const wchar *CheckName,bool Dir,bool CheckFullPath,bool CheckInclList)
{
if (CheckArgs(&ExclArgs,Dir,CheckName,CheckFullPath,MATCH_WILDSUBPATH))
return true;
if (!CheckInclList || InclArgs.ItemsCount()==0)
return false;
if (CheckArgs(&InclArgs,Dir,CheckName,CheckFullPath,MATCH_WILDSUBPATH))
return false;
return true;
}
bool CommandData::CheckArgs(StringList *Args,bool Dir,const wchar *CheckName,bool CheckFullPath,int MatchMode)
{
wchar *Name=ConvertPath(CheckName,NULL,0);
wchar FullName[NM];
wchar CurMask[NM];
*FullName=0;
Args->Rewind();
while (Args->GetString(CurMask,ASIZE(CurMask)))
{
wchar *LastMaskChar=PointToLastChar(CurMask);
bool DirMask=IsPathDiv(*LastMaskChar); // Mask for directories only.
if (Dir)
{
// CheckName is a directory.
if (DirMask)
{
// We process the directory and have the directory exclusion mask.
// So let's convert "mask\" to "mask" and process it normally.
*LastMaskChar=0;
}
else
{
// REMOVED, we want -npath\* to match empty folders too.
// If mask has wildcards in name part and does not have the trailing
// '\' character, we cannot use it for directories.
// if (IsWildcard(PointToName(CurMask)))
// continue;
}
}
else
{
// If we process a file inside of directory excluded by "dirmask\".
// we want to exclude such file too. So we convert "dirmask\" to
// "dirmask\*". It is important for operations other than archiving
// with -x. When archiving with -x, directory matched by "dirmask\"
// is excluded from further scanning.
if (DirMask)
wcsncatz(CurMask,L"*",ASIZE(CurMask));
}
#ifndef SFX_MODULE
if (CheckFullPath && IsFullPath(CurMask))
{
// We do not need to do the special "*\" processing here, because
// unlike the "else" part of this "if", now we convert names to full
// format, so they all include the path, which is matched by "*\"
// correctly. Moreover, removing "*\" from mask would break
// the comparison, because now all names have the path.
if (*FullName==0)
ConvertNameToFull(CheckName,FullName,ASIZE(FullName));
if (CmpName(CurMask,FullName,MatchMode))
return true;
}
else
#endif
{
wchar NewName[NM+2],*CurName=Name;
// Important to convert before "*\" check below, so masks like
// d:*\something are processed properly.
wchar *CmpMask=ConvertPath(CurMask,NULL,0);
if (CmpMask[0]=='*' && IsPathDiv(CmpMask[1]))
{
// We want "*\name" to match 'name' not only in subdirectories,
// but also in the current directory. We convert the name
// from 'name' to '.\name' to be matched by "*\" part even if it is
// in current directory.
NewName[0]='.';
NewName[1]=CPATHDIVIDER;
wcsncpyz(NewName+2,Name,ASIZE(NewName)-2);
CurName=NewName;
}
if (CmpName(CmpMask,CurName,MatchMode))
return true;
}
}
return false;
}
#ifndef SFX_MODULE
// Now this function performs only one task and only in Windows version:
// it skips symlinks to directories if -e1024 switch is specified.
// Symlinks are skipped in ScanTree class, so their entire contents
// is skipped too. Without this function we would check the attribute
// only directly before archiving, so we would skip the symlink record,
// but not the contents of symlinked directory.
bool CommandData::ExclDirByAttr(uint FileAttr)
{
#ifdef _WIN_ALL
if ((FileAttr & FILE_ATTRIBUTE_REPARSE_POINT)!=0 &&
(ExclFileAttr & FILE_ATTRIBUTE_REPARSE_POINT)!=0)
return true;
#endif
return false;
}
#endif
#if !defined(SFX_MODULE)
void CommandData::SetTimeFilters(const wchar *Mod,bool Before,bool Age)
{
bool ModeOR=false,TimeMods=false;
const wchar *S=Mod;
// Check if any 'mca' modifiers are present, set OR mode if 'o' is present,
// skip modifiers and set S to beginning of time string. Be sure to check
// *S!=0, because termination 0 is a part of string for wcschr.
for (;*S!=0 && wcschr(L"MCAOmcao",*S)!=NULL;S++)
if (*S=='o' || *S=='O')
ModeOR=true;
else
TimeMods=true;
if (!TimeMods) // Assume 'm' if no modifiers are specified.
Mod=L"m";
// Set the specified time for every modifier. Be sure to check *Mod!=0,
// because termination 0 is a part of string for wcschr. This check is
// important when we set Mod to "m" above.
for (;*Mod!=0 && wcschr(L"MCAOmcao",*Mod)!=NULL;Mod++)
switch(toupperw(*Mod))
{
case 'M':
if (Before)
{
Age ? FileMtimeBefore.SetAgeText(S):FileMtimeBefore.SetIsoText(S);
FileMtimeBeforeOR=ModeOR;
}
else
{
Age ? FileMtimeAfter.SetAgeText(S):FileMtimeAfter.SetIsoText(S);
FileMtimeAfterOR=ModeOR;
}
break;
case 'C':
if (Before)
{
Age ? FileCtimeBefore.SetAgeText(S):FileCtimeBefore.SetIsoText(S);
FileCtimeBeforeOR=ModeOR;
}
else
{
Age ? FileCtimeAfter.SetAgeText(S):FileCtimeAfter.SetIsoText(S);
FileCtimeAfterOR=ModeOR;
}
break;
case 'A':
if (Before)
{
Age ? FileAtimeBefore.SetAgeText(S):FileAtimeBefore.SetIsoText(S);
FileAtimeBeforeOR=ModeOR;
}
else
{
Age ? FileAtimeAfter.SetAgeText(S):FileAtimeAfter.SetIsoText(S);
FileAtimeAfterOR=ModeOR;
}
break;
}
}
#endif
#ifndef SFX_MODULE
// Return 'true' if we need to exclude the file from processing.
bool CommandData::TimeCheck(RarTime &ftm,RarTime &ftc,RarTime &fta)
{
bool FilterOR=false;
if (FileMtimeBefore.IsSet()) // Filter present.
if (ftm>=FileMtimeBefore) // Condition not matched.
if (FileMtimeBeforeOR)
FilterOR=true; // Not matched OR filter is present.
else
return true; // Exclude file in AND mode.
else // Condition matched.
if (FileMtimeBeforeOR)
return false; // Include file in OR mode.
if (FileMtimeAfter.IsSet()) // Filter present.
if (ftm<FileMtimeAfter) // Condition not matched.
if (FileMtimeAfterOR)
FilterOR=true; // Not matched OR filter is present.
else
return true; // Exclude file in AND mode.
else // Condition matched.
if (FileMtimeAfterOR)
return false; // Include file in OR mode.
if (FileCtimeBefore.IsSet()) // Filter present.
if (ftc>=FileCtimeBefore) // Condition not matched.
if (FileCtimeBeforeOR)
FilterOR=true; // Not matched OR filter is present.
else
return true; // Exclude file in AND mode.
else // Condition matched.
if (FileCtimeBeforeOR)
return false; // Include file in OR mode.
if (FileCtimeAfter.IsSet()) // Filter present.
if (ftc<FileCtimeAfter) // Condition not matched.
if (FileCtimeAfterOR)
FilterOR=true; // Not matched OR filter is present.
else
return true; // Exclude file in AND mode.
else // Condition matched.
if (FileCtimeAfterOR)
return false; // Include file in OR mode.
if (FileAtimeBefore.IsSet()) // Filter present.
if (fta>=FileAtimeBefore) // Condition not matched.
if (FileAtimeBeforeOR)
FilterOR=true; // Not matched OR filter is present.
else
return true; // Exclude file in AND mode.
else // Condition matched.
if (FileAtimeBeforeOR)
return false; // Include file in OR mode.
if (FileAtimeAfter.IsSet()) // Filter present.
if (fta<FileAtimeAfter) // Condition not matched.
if (FileAtimeAfterOR)
FilterOR=true; // Not matched OR filter is present.
else
return true; // Exclude file in AND mode.
else // Condition matched.
if (FileAtimeAfterOR)
return false; // Include file in OR mode.
return FilterOR; // Exclude if all OR filters are not matched.
}
#endif
#ifndef SFX_MODULE
// Return 'true' if we need to exclude the file from processing.
bool CommandData::SizeCheck(int64 Size)
{
if (FileSizeLess!=INT64NDF && Size>=FileSizeLess)
return true;
if (FileSizeMore!=INT64NDF && Size<=FileSizeMore)
return true;
return false;
}
#endif
// Return 0 if file must not be processed or a number of matched parameter otherwise.
int CommandData::IsProcessFile(FileHeader &FileHead,bool *ExactMatch,int MatchType,
bool Flags,wchar *MatchedArg,uint MatchedArgSize)
{
if (MatchedArg!=NULL && MatchedArgSize>0)
*MatchedArg=0;
bool Dir=FileHead.Dir;
if (ExclCheck(FileHead.FileName,Dir,false,true))
return 0;
#ifndef SFX_MODULE
if (TimeCheck(FileHead.mtime,FileHead.ctime,FileHead.atime))
return 0;
if ((FileHead.FileAttr & ExclFileAttr)!=0 || FileHead.Dir && ExclDir)
return 0;
if (InclAttrSet && (!FileHead.Dir && (FileHead.FileAttr & InclFileAttr)==0 ||
FileHead.Dir && !InclDir))
return 0;
if (!Dir && SizeCheck(FileHead.UnpSize))
return 0;
#endif
wchar *ArgName;
FileArgs.Rewind();
for (int StringCount=1;(ArgName=FileArgs.GetString())!=NULL;StringCount++)
if (CmpName(ArgName,FileHead.FileName,MatchType))
{
if (ExactMatch!=NULL)
*ExactMatch=wcsicompc(ArgName,FileHead.FileName)==0;
if (MatchedArg!=NULL)
wcsncpyz(MatchedArg,ArgName,MatchedArgSize);
return StringCount;
}
return 0;
}
#if !defined(SFX_MODULE)
void CommandData::SetStoreTimeMode(const wchar *S)
{
if (*S==0 || IsDigit(*S) || *S=='-' || *S=='+')
{
// Apply -ts, -ts1, -ts-, -ts+ to all 3 times.
// Handle obsolete -ts[2,3,4] as ts+.
EXTTIME_MODE Mode=EXTTIME_MAX;
if (*S=='-')
Mode=EXTTIME_NONE;
if (*S=='1')
Mode=EXTTIME_1S;
xmtime=xctime=xatime=Mode;
S++;
}
while (*S!=0)
{
EXTTIME_MODE Mode=EXTTIME_MAX;
if (S[1]=='-')
Mode=EXTTIME_NONE;
if (S[1]=='1')
Mode=EXTTIME_1S;
switch(toupperw(*S))
{
case 'M':
xmtime=Mode;
break;
case 'C':
xctime=Mode;
break;
case 'A':
xatime=Mode;
break;
case 'P':
PreserveAtime=true;
break;
}
S++;
}
}
#endif