1 // Common/ListFileUtils.cpp

     2 

     3 #include "StdAfx.h"

     4 

     5 #include "../Windows/FileIO.h"

     6 

     7 #include "ListFileUtils.h"

     8 #include "StringConvert.h"

     9 #include "UTFConvert.h"

    10 

    11 static const char kQuoteChar     = '\"';

    12 static void RemoveQuote(UString &s)

    13 {

    14   if (s.Length() >= 2)

    15     if (s[0] == kQuoteChar && s[s.Length() - 1] == kQuoteChar)

    16       s = s.Mid(1, s.Length() - 2);

    17 }

    18 

    19 bool ReadNamesFromListFile(LPCWSTR fileName, UStringVector &resultStrings, UINT codePage)

    20 {

    21   NWindows::NFile::NIO::CInFile file;

    22   if (!file.Open(fileName))

    23     return false;

    24   UInt64 length;

    25   if (!file.GetLength(length))

    26     return false;

    27   if (length > ((UInt32)1 << 31))

    28     return false;

    29   AString s;

    30   char *p = s.GetBuffer((int)length + 1);

    31   UInt32 processed;

    32   if (!file.Read(p, (UInt32)length, processed))

    33     return false;

    34   p[(UInt32)length] = 0;

    35   s.ReleaseBuffer();

    36   file.Close();

    37 

    38   UString u;

    39   #ifdef CP_UTF8

    40   if (codePage == CP_UTF8)

    41   {

    42     if (!ConvertUTF8ToUnicode(s, u))

    43       return false;

    44   }

    45   else

    46   #endif

    47     u = MultiByteToUnicodeString(s, codePage);

    48   if (!u.IsEmpty())

    49   {

    50     if (u[0] == 0xFEFF)

    51       u.Delete(0);

    52   }

    53 

    54   UString t;

    55   for(int i = 0; i < u.Length(); i++)

    56   {

    57     wchar_t c = u[i];

    58     if (c == L'\n' || c == 0xD)

    59     {

    60       t.Trim();

    61       RemoveQuote(t);

    62       if (!t.IsEmpty())

    63         resultStrings.Add(t);

    64       t.Empty();

    65     }

    66     else

    67       t += c;

    68   }

    69   t.Trim();

    70   RemoveQuote(t);

    71   if (!t.IsEmpty())

    72     resultStrings.Add(t);

    73   return true;

    74 }