office-gobmx/connectivity/source/commontools/CommonTools.cxx
2012-06-12 22:24:55 +01:00

364 lines
13 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <stdio.h>
#include "connectivity/CommonTools.hxx"
#include "connectivity/dbtools.hxx"
#include <com/sun/star/util/Date.hpp>
#include <com/sun/star/util/Time.hpp>
#include <com/sun/star/util/DateTime.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <comphelper/extract.hxx>
#include <cppuhelper/interfacecontainer.h>
#include "TConnection.hxx"
#include <comphelper/types.hxx>
#include <com/sun/star/java/XJavaVM.hpp>
#include <rtl/process.h>
using namespace ::comphelper;
inline sal_Unicode rtl_ascii_toUpperCase( sal_Unicode ch )
{
return ch >= 0x0061 && ch <= 0x007a ? ch + 0x20 : ch;
}
namespace connectivity
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::beans;
using namespace dbtools;
namespace starjava = com::sun::star::java;
//------------------------------------------------------------------------------
const sal_Unicode CHAR_PLACE = '_';
const sal_Unicode CHAR_WILD = '%';
// -------------------------------------------------------------------------
sal_Bool match(const sal_Unicode* pWild, const sal_Unicode* pStr, const sal_Unicode cEscape)
{
int pos=0;
int flag=0;
while ( *pWild || flag )
{
switch (*pWild)
{
case CHAR_PLACE:
if ( *pStr == 0 )
return sal_False;
break;
default:
if (*pWild && (*pWild == cEscape) && ((*(pWild+1)== CHAR_PLACE) || (*(pWild+1) == CHAR_WILD)) )
pWild++;
if ( rtl_ascii_toUpperCase(*pWild) != rtl_ascii_toUpperCase(*pStr) )
if ( !pos )
return sal_False;
else
pWild += pos;
else
break; // WARNING in certain circumstances
// it will run into the next 'case'!!
case CHAR_WILD:
while ( *pWild == CHAR_WILD )
pWild++;
if ( *pWild == 0 )
return sal_True;
flag = 1;
pos = 0;
if ( *pStr == 0 )
return ( *pWild == 0 );
while ( *pStr && *pStr != *pWild )
{
if ( *pWild == CHAR_PLACE ) {
pWild++;
while ( *pWild == CHAR_WILD )
pWild++;
}
pStr++;
if ( *pStr == 0 )
return ( *pWild == 0 );
}
break;
}
if ( *pWild != 0 )
pWild++;
if ( *pStr != 0 )
pStr++;
else
flag = 0;
if ( flag )
pos--;
}
return ( *pStr == 0 ) && ( *pWild == 0 );
}
//------------------------------------------------------------------
rtl::OUString toDateString(const ::com::sun::star::util::Date& rDate)
{
sal_Char s[11];
snprintf(s,
sizeof(s),
"%04d-%02d-%02d",
(int)rDate.Year,
(int)rDate.Month,
(int)rDate.Day);
s[10] = 0;
return rtl::OUString::createFromAscii(s);
}
//------------------------------------------------------------------
rtl::OUString toTimeString(const ::com::sun::star::util::Time& rTime)
{
sal_Char s[9];
snprintf(s,
sizeof(s),
"%02d:%02d:%02d",
(int)rTime.Hours,
(int)rTime.Minutes,
(int)rTime.Seconds);
s[8] = 0;
return rtl::OUString::createFromAscii(s);
}
//------------------------------------------------------------------
rtl::OUString toDateTimeString(const ::com::sun::star::util::DateTime& rDateTime)
{
sal_Char s[20];
snprintf(s,
sizeof(s),
"%04d-%02d-%02d %02d:%02d:%02d",
(int)rDateTime.Year,
(int)rDateTime.Month,
(int)rDateTime.Day,
(int)rDateTime.Hours,
(int)rDateTime.Minutes,
(int)rDateTime.Seconds);
s[19] = 0;
return rtl::OUString::createFromAscii(s);
}
//--------------------------------------------------------------------------------------------------
rtl::OUString toString(const Any& rValue)
{
rtl::OUString aRes;
TypeClass aDestinationClass = rValue.getValueType().getTypeClass();
switch (aDestinationClass)
{
case TypeClass_CHAR:
aRes = ::rtl::OUString::valueOf(*(sal_Unicode*)rValue.getValue());
break;
case TypeClass_FLOAT:
aRes = ::rtl::OUString::valueOf(*(float*)rValue.getValue());
break;
case TypeClass_DOUBLE:
aRes = ::rtl::OUString::valueOf(*(double*)rValue.getValue());
break;
case TypeClass_BOOLEAN:
aRes = ::rtl::OUString::valueOf((sal_Int32)*(sal_Bool*)rValue.getValue());
break;
case TypeClass_BYTE:
case TypeClass_SHORT:
case TypeClass_LONG:
aRes = ::rtl::OUString::valueOf(*(sal_Int32*)rValue.getValue());
break;
case TypeClass_HYPER:
{
sal_Int64 nValue = 0;
OSL_VERIFY( rValue >>= nValue );
aRes = ::rtl::OUString::valueOf(nValue);
}
case TypeClass_STRING:
rValue >>= aRes;
break;
case TypeClass_STRUCT:
if (rValue.getValueType() == ::getCppuType((const ::com::sun::star::util::Date*)0))
{
::com::sun::star::util::Date aDate;
rValue >>= aDate;
aRes = toDateString(aDate);
}
else if (rValue.getValueType() == ::getCppuType((const ::com::sun::star::util::DateTime*)0))
{
::com::sun::star::util::DateTime aDT;
rValue >>= aDT;
aRes = toDateTimeString(aDT);
}
else if (rValue.getValueType() == ::getCppuType((const ::com::sun::star::util::Time*)0))
{
::com::sun::star::util::Time aTime;
rValue >>= aTime;
aRes = toTimeString(aTime);
}
break;
default:
;
}
return aRes;
}
// -----------------------------------------------------------------------------
::rtl::Reference< jvmaccess::VirtualMachine > getJavaVM(const Reference<XMultiServiceFactory >& _rxFactory)
{
::rtl::Reference< jvmaccess::VirtualMachine > aRet;
OSL_ENSURE(_rxFactory.is(),"No XMultiServiceFactory a.v.!");
if(!_rxFactory.is())
return aRet;
try
{
Reference< starjava::XJavaVM > xVM(_rxFactory->createInstance(
rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.java.JavaVirtualMachine"))), UNO_QUERY);
OSL_ENSURE(_rxFactory.is(),"InitJava: I have no factory!");
if (!xVM.is() || !_rxFactory.is())
throw Exception(); // -2;
Sequence<sal_Int8> processID(16);
rtl_getGlobalProcessId( (sal_uInt8*) processID.getArray() );
processID.realloc(17);
processID[16] = 0;
Any uaJVM = xVM->getJavaVM( processID );
if (!uaJVM.hasValue())
throw Exception(); // -5
else
{
sal_Int32 nValue = 0;
jvmaccess::VirtualMachine* pJVM = NULL;
if ( uaJVM >>= nValue )
pJVM = reinterpret_cast< jvmaccess::VirtualMachine* > (nValue);
else
{
sal_Int64 nTemp = 0;
uaJVM >>= nTemp;
pJVM = reinterpret_cast< jvmaccess::VirtualMachine* > (nTemp);
}
aRet = pJVM;
}
}
catch (Exception&)
{
}
return aRet;
}
//------------------------------------------------------------------------------
sal_Bool existsJavaClassByName( const ::rtl::Reference< jvmaccess::VirtualMachine >& _pJVM,const ::rtl::OUString& _sClassName )
{
sal_Bool bRet = sal_False;
#ifdef SOLAR_JAVA
if ( _pJVM.is() )
{
jvmaccess::VirtualMachine::AttachGuard aGuard(_pJVM);
JNIEnv* pEnv = aGuard.getEnvironment();
if( pEnv )
{
::rtl::OString sClassName = ::rtl::OUStringToOString(_sClassName, RTL_TEXTENCODING_ASCII_US);
sClassName = sClassName.replace('.','/');
jobject out = pEnv->FindClass(sClassName.getStr());
bRet = out != NULL;
pEnv->DeleteLocalRef( out );
}
}
#else
(void)_pJVM;
(void)_sClassName;
#endif
return bRet;
}
}
#include <ctype.h> //isdigit
namespace dbtools
{
//------------------------------------------------------------------
sal_Bool isCharOk(sal_Unicode c,const ::rtl::OUString& _rSpecials)
{
return ( ((c >= 97) && (c <= 122)) || ((c >= 65) && (c <= 90)) || ((c >= 48) && (c <= 57)) ||
c == '_' || _rSpecials.indexOf(c) != -1);
}
//------------------------------------------------------------------------------
sal_Bool isValidSQLName(const ::rtl::OUString& rName,const ::rtl::OUString& _rSpecials)
{
// Test for correct naming (in SQL sense)
// This is important for table names for example
const sal_Unicode* pStr = rName.getStr();
if (*pStr > 127 || isdigit(*pStr))
return sal_False;
for (; *pStr; ++pStr )
if(!isCharOk(*pStr,_rSpecials))
return sal_False;
if ( !rName.isEmpty()
&& ( (rName.toChar() == '_')
|| ( (rName.toChar() >= '0')
&& (rName.toChar() <= '9')
)
)
)
return sal_False;
// the SQL-Standard requires the first character to be an alphabetic character, which
// isn't easy to decide in UniCode ...
// So we just prohibit the characters which already lead to problems ....
// 11.04.00 - 74902 - FS
return sal_True;
}
//------------------------------------------------------------------
// Creates a new name if necessary
::rtl::OUString convertName2SQLName(const ::rtl::OUString& rName,const ::rtl::OUString& _rSpecials)
{
if(isValidSQLName(rName,_rSpecials))
return rName;
::rtl::OUString aNewName(rName);
const sal_Unicode* pStr = rName.getStr();
sal_Int32 nLength = rName.getLength();
sal_Bool bValid(*pStr < 128 && !isdigit(*pStr));
for (sal_Int32 i=0; bValid && i < nLength; ++pStr,++i )
if(!isCharOk(*pStr,_rSpecials))
{
aNewName = aNewName.replace(*pStr,'_');
pStr = aNewName.getStr() + i;
}
if ( !bValid )
aNewName = ::rtl::OUString();
return aNewName;
}
//------------------------------------------------------------------------------
::rtl::OUString quoteName(const ::rtl::OUString& _rQuote, const ::rtl::OUString& _rName)
{
::rtl::OUString sName = _rName;
if( !_rQuote.isEmpty() && _rQuote.toChar() != ' ')
sName = _rQuote + _rName + _rQuote;
return sName;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */