filter: the placeware filter is not entitled to its own createTempFile

Change-Id: Id4f4c23eab4aaf4d0f42827a89ecf90364605d97

filter/source/placeware/tempfile.cxx

@@ -17,95 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
-#include <osl/file.h>
+#include <osl/file.hxx>
 #include <sal/macros.h>
 
-#if defined( UNX)
-
-#include <stdio.h>
-#include <string.h>
-#include <osl/thread.h>
-
-oslFileError SAL_CALL my_getTempDirURL( rtl_uString** pustrTempDir )
-{
-    const char *pValue = getenv( "TEMP" );
-
-    if ( !pValue )
-    {
-        pValue = getenv( "TMP" );
-        if ( !pValue )
-        {
-#if defined(SOLARIS) || defined (LINUX)
-            pValue = P_tmpdir;
-#else
-            return osl_File_E_NOENT;
-#endif
-        }
-    }
-
-    oslFileError error;
-    rtl_uString *ustrTempPath = NULL;
-
-    rtl_string2UString( &ustrTempPath, pValue, strlen( pValue ), osl_getThreadTextEncoding(), OSTRING_TO_OUSTRING_CVTFLAGS );
-    error = osl_getFileURLFromSystemPath( ustrTempPath, pustrTempDir );
-    rtl_uString_release( ustrTempPath );
-
-    return error;
-}
-#else
-
-#if defined _MSC_VER
-#pragma warning(push, 1)
-#endif
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#include <malloc.h>
-
-#if defined _MSC_VER
-#pragma warning(pop)
-#endif
-
-oslFileError SAL_CALL my_getTempDirURL( rtl_uString** pustrTempDir )
-{
-    WCHAR   szBuffer[MAX_PATH];
-    LPWSTR  lpBuffer = szBuffer;
-    DWORD   nBufferLength = SAL_N_ELEMENTS(szBuffer) - 1;
-
-    DWORD           nLength;
-    oslFileError    error;
-
-    do
-    {
-        nLength = GetTempPathW( SAL_N_ELEMENTS(szBuffer), lpBuffer );
-        if ( nLength > nBufferLength )
-        {
-            nLength++;
-            lpBuffer = (LPWSTR)alloca( sizeof(WCHAR) * nLength );
-            nBufferLength = nLength - 1;
-        }
-    } while ( nLength > nBufferLength );
-
-    if ( nLength )
-    {
-        rtl_uString *ustrTempPath = NULL;
-
-        if ( '\\' == lpBuffer[nLength-1] )
-            lpBuffer[nLength-1] = 0;
-
-        rtl_uString_newFromStr( &ustrTempPath, reinterpret_cast<const sal_Unicode*>(lpBuffer) );
-
-        error = osl_getFileURLFromSystemPath( ustrTempPath, pustrTempDir );
-
-        rtl_uString_release( ustrTempPath );
-    }
-    else
-        error = GetLastError() == ERROR_SUCCESS ? osl_File_E_None : osl_File_E_INVAL;
-
-    return error;
-}
-#endif
-
 #include "tempfile.hxx"
 
 PlaceWareTempFile::PlaceWareTempFile( const OUString& rTempFileURL )
@@ -125,38 +39,10 @@ OUString PlaceWareTempFile::createTempFileURL()
 {
     OUString aTempFileURL;
 
-    const sal_uInt32 nRadix = 26;
-
-    OUString aTempDirURL;
-    /* oslFileError nRC = */ my_getTempDirURL( &aTempDirURL.pData );
-
-    static sal_uInt32 u = osl_getGlobalTimer();
-    for ( sal_uInt32 nOld = u; ++u != nOld; )
-    {
-        u %= (nRadix*nRadix*nRadix);
-        OUString aTmp( aTempDirURL );
-        if( !aTmp.endsWith("/") )
-            aTmp += "/";
-        aTmp += OUString::number(  (unsigned) u, nRadix );
-        aTmp += ".tmp";
-
-        osl::File aFile( aTmp );
-        osl::FileBase::RC err = aFile.open(osl_File_OpenFlag_Create);
-        if (  err == FileBase::E_None )
-        {
-            aTempFileURL = aTmp;
-            aFile.close();
-            break;
-        }
-        else if ( err != FileBase::E_EXIST )
-        {
-             // if f.e. name contains invalid chars stop trying to create files
-             break;
-        }
-    }
+    ::osl::File::createTempFile(nullptr, nullptr, &aTempFileURL);
+    // TODO: there does not appear to be any way to report an error here?
 
     return aTempFileURL;
 }
 
-
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */