ListFileUtils.cpp
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// Common/ListFileUtils.cpp
#include "StdAfx.h"
#include "../Windows/FileIO.h"
#include "ListFileUtils.h"
#include "StringConvert.h"
#include "UTFConvert.h"
static const char kQuoteChar = '\"';
static void RemoveQuote(UString &s)
{
if (s.Length() >= 2)
if (s[0] == kQuoteChar && s[s.Length() - 1] == kQuoteChar)
s = s.Mid(1, s.Length() - 2);
}
bool ReadNamesFromListFile(LPCWSTR fileName, UStringVector &resultStrings, UINT codePage)
{
NWindows::NFile::NIO::CInFile file;
if (!file.Open(fileName))
return false;
UInt64 length;
if (!file.GetLength(length))
return false;
if (length > ((UInt32)1 << 31))
return false;
AString s;
char *p = s.GetBuffer((int)length + 1);
UInt32 processed;
if (!file.Read(p, (UInt32)length, processed))
return false;
p[(UInt32)length] = 0;
s.ReleaseBuffer();
file.Close();
UString u;
#ifdef CP_UTF8
if (codePage == CP_UTF8)
{
if (!ConvertUTF8ToUnicode(s, u))
return false;
}
else
#endif
u = MultiByteToUnicodeString(s, codePage);
if (!u.IsEmpty())
{
if (u[0] == 0xFEFF)
u.Delete(0);
}
UString t;
for(int i = 0; i < u.Length(); i++)
{
wchar_t c = u[i];
if (c == L'\n' || c == 0xD)
{
t.Trim();
RemoveQuote(t);
if (!t.IsEmpty())
resultStrings.Add(t);
t.Empty();
}
else
t += c;
}
t.Trim();
RemoveQuote(t);
if (!t.IsEmpty())
resultStrings.Add(t);
return true;
}