setup_native/source/win32/customactions/shellextensions/checkdirectory.cxx

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   5  * Copyright 2008 by Sun Microsystems, Inc.
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   7  * OpenOffice.org - a multi-platform office productivity suite
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   9  * $RCSfile: checkdirectory.cxx,v $
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  30
  31 #define _WIN32_WINNT 0x0401
  32
  33 #ifdef _MSC_VER
  34 #pragma warning(push, 1) /* disable warnings within system headers */
  35 #endif
  36 #define WIN32_LEAN_AND_MEAN
  37 #include <windows.h>
  38 #include <msiquery.h>
  39 #ifdef _MSC_VER
  40 #pragma warning(pop)
  41 #endif
  42
  43 #include <malloc.h>
  44 #include <assert.h>
  45
  46 #ifdef UNICODE
  47 #define _UNICODE
  48 #define _tstring        wstring
  49 #else
  50 #define _tstring        string
  51 #endif
  52 #include <tchar.h>
  53 #include <string>
  54 #include <queue>
  55 #include <stdio.h>
  56
  57 #include <systools/win32/uwinapi.h>
  58 #include <../tools/seterror.hxx>
  59
  60 static std::_tstring GetMsiProperty( MSIHANDLE handle, const std::_tstring& sProperty )
  61 {
  62     std::_tstring result;
  63     TCHAR szDummy[1] = TEXT("");
  64     DWORD nChars = 0;
  65
  66     if ( MsiGetProperty( handle, sProperty.c_str(), szDummy, &nChars ) == ERROR_MORE_DATA )
  67     {
  68         DWORD nBytes = ++nChars * sizeof(TCHAR);
  69         LPTSTR buffer = reinterpret_cast<LPTSTR>(_alloca(nBytes));
  70         ZeroMemory( buffer, nBytes );
  71         MsiGetProperty(handle, sProperty.c_str(), buffer, &nChars);
  72         result = buffer;
  73     }
  74
  75     return result;
  76 }
  77
  78 static void UnsetMsiProperty(MSIHANDLE handle, const std::_tstring& sProperty)
  79 {
  80     MsiSetProperty(handle, sProperty.c_str(), NULL);
  81 }
  82
  83 static void SetMsiProperty(MSIHANDLE handle, const std::_tstring& sProperty, const std::_tstring&)
  84 {
  85     MsiSetProperty(handle, sProperty.c_str(), TEXT("1"));
  86 }
  87
  88 extern "C" UINT __stdcall CheckInstallDirectory(MSIHANDLE handle)
  89 {
  90     std::_tstring sInstallPath = GetMsiProperty(handle, TEXT("INSTALLLOCATION"));
  91     std::_tstring sOfficeHostnamePath = GetMsiProperty(handle, TEXT("OFFICEDIRHOSTNAME"));
  92
  93     // MessageBox(NULL, sInstallPath.c_str(), "DEBUG", MB_OK);
  94
  95     // unsetting all properties
  96
  97     UnsetMsiProperty( handle, TEXT("DIRECTORY_NOT_EMPTY") );
  98
  99     // 1. Searching for file setup.ini
 100
 101     std::_tstring sSetupIniPath = sInstallPath + sOfficeHostnamePath + TEXT("\\program\\setup.ini");
 102
 103     WIN32_FIND_DATA data;
 104     HANDLE hdl = FindFirstFile(sSetupIniPath.c_str(), &data);
 105
 106     // std::_tstring mystr = "Searching for " + sSetupIniPath;
 107     // MessageBox(NULL, mystr.c_str(), "DEBUG", MB_OK);
 108
 109     if ( IsValidHandle(hdl) )
 110     {
 111         // setup.ini found -> directory cannot be used for installation.
 112         SetMsiProperty( handle, TEXT("DIRECTORY_NOT_EMPTY"), TEXT("1") );
 113         SetMsiErrorCode( MSI_ERROR_DIRECTORY_NOT_EMPTY );
 114         // std::_tstring notEmptyStr = "Directory is not empty. Please choose another installation directory.";
 115         // std::_tstring notEmptyTitle = "Directory not empty";
 116         // MessageBox(NULL, notEmptyStr.c_str(), notEmptyTitle.c_str(), MB_OK);
 117     }
 118
 119     return ERROR_SUCCESS;
 120 }