p7zip/CPP/7zip/UI/Console/UserInputUtils.cpp
2017-10-11 12:35:36 +02:00

106 lines
2.7 KiB
C++

// UserInputUtils.cpp
#include "StdAfx.h"
#include "../../../Common/StdInStream.h"
#include "../../../Common/StringConvert.h"
#include "UserInputUtils.h"
#ifdef USE_FLTK
// the programs like file-roller or xarchiver do not support archives with password
// these programs freeze because p7zip is waiting for a password
// defining USE_FLTK allows p7zip to use a popup in order to ask the password.
#include <FL/Fl.H>
#include <FL/Fl_Window.H>
#include <FL/fl_ask.H>
#else
#ifdef ENV_HAVE_GETPASS
#include <pwd.h>
#include <unistd.h>
#include "Common/MyException.h"
#endif
#endif
static const char kYes = 'y';
static const char kNo = 'n';
static const char kYesAll = 'a';
static const char kNoAll = 's';
static const char kAutoRenameAll = 'u';
static const char kQuit = 'q';
static const char *kFirstQuestionMessage = "? ";
static const char *kHelpQuestionMessage =
"(Y)es / (N)o / (A)lways / (S)kip all / A(u)to rename all / (Q)uit? ";
// return true if pressed Quite;
NUserAnswerMode::EEnum ScanUserYesNoAllQuit(CStdOutStream *outStream)
{
if (outStream)
*outStream << kFirstQuestionMessage;
for (;;)
{
if (outStream)
{
*outStream << kHelpQuestionMessage;
outStream->Flush();
}
AString scannedString = g_StdIn.ScanStringUntilNewLine();
scannedString.Trim();
if (!scannedString.IsEmpty())
switch(::MyCharLower_Ascii(scannedString[0]))
{
case kYes: return NUserAnswerMode::kYes;
case kNo: return NUserAnswerMode::kNo;
case kYesAll: return NUserAnswerMode::kYesAll;
case kNoAll: return NUserAnswerMode::kNoAll;
case kAutoRenameAll: return NUserAnswerMode::kAutoRenameAll;
case kQuit: return NUserAnswerMode::kQuit;
}
}
}
#ifdef _WIN32
#ifndef UNDER_CE
#define MY_DISABLE_ECHO
#endif
#endif
#ifdef ENV_HAVE_GETPASS
#define MY_DISABLE_ECHO
#endif
UString GetPassword(CStdOutStream *outStream,bool verify)
{
#ifdef USE_FLTK
const char *r = fl_password("Enter password", 0);
AString oemPassword = "";
if (r) oemPassword = r;
return MultiByteToUnicodeString(oemPassword, CP_OEMCP);
#else /* USE_FLTK */
if (outStream)
{
*outStream << "\nEnter password"
#ifdef MY_DISABLE_ECHO
" (will not be echoed)"
#endif
":";
outStream->Flush();
}
#ifdef ENV_HAVE_GETPASS
AString oemPassword = getpass("");
if ( (verify) && (outStream) )
{
(*outStream) << "Verify password (will not be echoed) :";
outStream->Flush();
AString oemPassword2 = getpass("");
if (oemPassword != oemPassword2) throw "password verification failed";
}
return MultiByteToUnicodeString(oemPassword, CP_OEMCP);
#else
return g_StdIn.ScanUStringUntilNewLine();
#endif
#endif /* USE_FLTK */
}