1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#include <sal/macros.h>
#include "MDriver.hxx"
#include "MConnection.hxx"
#include "connectivity/dbexception.hxx"
#include "resource/mozab_res.hrc"
#include "resource/common_res.hrc"

#include <tools/solar.h>
using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using namespace com::sun::star::beans;
using namespace com::sun::star::sdbc;
using namespace connectivity::mozab;

namespace connectivity
{
    namespace mozab
    {
        //------------------------------------------------------------------
        ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >  SAL_CALL MozabDriver_CreateInstance(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory) throw( ::com::sun::star::uno::Exception )
        {
            return *(new MozabDriver( _rxFactory ));
        }
    }
}
// --------------------------------------------------------------------------------
MozabDriver::MozabDriver(
    const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory)
    : ODriver_BASE(m_aMutex), m_xMSFactory( _rxFactory )
    ,m_hModule(NULL)
    ,m_pCreationFunc(NULL)
{
}
// -----------------------------------------------------------------------------
MozabDriver::~MozabDriver()
{
}
// --------------------------------------------------------------------------------
void MozabDriver::disposing()
{
    ::osl::MutexGuard aGuard(m_aMutex);

    // when driver will be destroied so all our connections have to be destroied as well
    for (OWeakRefArray::iterator i = m_xConnections.begin(); m_xConnections.end() != i; ++i)
    {
        Reference< XComponent > xComp(i->get(), UNO_QUERY);
        if (xComp.is())
            xComp->dispose();
    }
    m_xConnections.clear();
    connectivity::OWeakRefArray().swap(m_xConnections); // this really clears

    ODriver_BASE::disposing();
    if(m_hModule)
    {
        m_pCreationFunc = NULL;
        osl_unloadModule(m_hModule);
        m_hModule = NULL;
    }
}

// static ServiceInfo
//------------------------------------------------------------------------------
rtl::OUString MozabDriver::getImplementationName_Static(  ) throw(RuntimeException)
{
    return rtl::OUString(MOZAB_DRIVER_IMPL_NAME);
        // this name is referenced in the configuration and in the mozab.xml
        // Please take care when changing it.
}
//------------------------------------------------------------------------------
Sequence< ::rtl::OUString > MozabDriver::getSupportedServiceNames_Static(  ) throw (RuntimeException)
{
    // which service is supported
    // for more information @see com.sun.star.sdbc.Driver
    Sequence< ::rtl::OUString > aSNS( 1 );
    aSNS[0] = ::rtl::OUString( "com.sun.star.sdbc.Driver");
    return aSNS;
}

//------------------------------------------------------------------
::rtl::OUString SAL_CALL MozabDriver::getImplementationName(  ) throw(RuntimeException)
{
    return getImplementationName_Static();
}

//------------------------------------------------------------------
sal_Bool SAL_CALL MozabDriver::supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException)
{
    Sequence< ::rtl::OUString > aSupported(getSupportedServiceNames());
    const ::rtl::OUString* pSupported = aSupported.getConstArray();
    const ::rtl::OUString* pEnd = pSupported + aSupported.getLength();
    for (;pSupported != pEnd && !pSupported->equals(_rServiceName); ++pSupported)
        ;

    return pSupported != pEnd;
}

//------------------------------------------------------------------
Sequence< ::rtl::OUString > SAL_CALL MozabDriver::getSupportedServiceNames(  ) throw(RuntimeException)
{
    return getSupportedServiceNames_Static();
}

// --------------------------------------------------------------------------------
Reference< XConnection > SAL_CALL MozabDriver::connect( const ::rtl::OUString& url, const Sequence< PropertyValue >& info ) throw(SQLException, RuntimeException)
{
    if ( !ensureInit() )
        return NULL;

    if ( ! acceptsURL( url ) )
        return NULL;
    // create a new connection with the given properties and append it to our vector
    Reference< XConnection > xCon;
    if (m_pCreationFunc)
    {
        ::osl::MutexGuard aGuard(m_aMutex);
        //We must make sure we create an com.sun.star.mozilla.MozillaBootstrap brfore call any mozilla codes
        Reference<XInterface> xInstance = m_xMSFactory->createInstance(::rtl::OUString( "com.sun.star.mozilla.MozillaBootstrap") );
        OSL_ENSURE( xInstance.is(), "failed to create instance" );

        OConnection* pCon = reinterpret_cast<OConnection*>((*m_pCreationFunc)(this));
        xCon = pCon;    // important here because otherwise the connection could be deleted inside (refcount goes -> 0)
        pCon->construct(url,info);              // late constructor call which can throw exception and allows a correct dtor call when so
        m_xConnections.push_back(WeakReferenceHelper(*pCon));

    }
    else
    {
        ::connectivity::SharedResources aResources;
        const ::rtl::OUString sError( aResources.getResourceStringWithSubstitution(
                STR_COULD_NOT_LOAD_LIB,
                "$libname$", ::rtl::OUString( SVLIBRARY( "mozabdrv" ) )
             ) );

        ::dbtools::throwGenericSQLException(sError,*this);
    }

    return xCon;
}
// --------------------------------------------------------------------------------
sal_Bool SAL_CALL MozabDriver::acceptsURL( const ::rtl::OUString& url )
        throw(SQLException, RuntimeException)
{
    if ( !ensureInit() )
        return sal_False;

    // here we have to look if we support this url format
    return impl_classifyURL(url) != Unknown;
}
// --------------------------------------------------------------------------------
Sequence< DriverPropertyInfo > SAL_CALL MozabDriver::getPropertyInfo( const ::rtl::OUString& url, const Sequence< PropertyValue >& /*info*/ ) throw(SQLException, RuntimeException)
{
    if ( !ensureInit() )
        return Sequence< DriverPropertyInfo >();

    if ( acceptsURL(url) )
    {
        if ( impl_classifyURL(url) != LDAP )
            return Sequence< DriverPropertyInfo >();

        ::std::vector< DriverPropertyInfo > aDriverInfo;
        aDriverInfo.push_back(DriverPropertyInfo(
                ::rtl::OUString("BaseDN")
                ,::rtl::OUString("Base DN.")
                ,sal_False
                ,::rtl::OUString()
                ,Sequence< ::rtl::OUString >())
                );
        aDriverInfo.push_back(DriverPropertyInfo(
                ::rtl::OUString("MaxRowCount")
                ,::rtl::OUString("Records (max.)")
                ,sal_False
                ,::rtl::OUString("100")
                ,Sequence< ::rtl::OUString >())
                );
        return Sequence< DriverPropertyInfo >(&aDriverInfo[0],aDriverInfo.size());
    }
    ::connectivity::SharedResources aResources;
    const ::rtl::OUString sMessage = aResources.getResourceString(STR_URI_SYNTAX_ERROR);
    ::dbtools::throwGenericSQLException(sMessage ,*this);
    // if you have somthing special to say return it here :-)
    return Sequence< DriverPropertyInfo >();
}
// --------------------------------------------------------------------------------
sal_Int32 SAL_CALL MozabDriver::getMajorVersion(  ) throw(RuntimeException)
{
    return 1; // depends on you
}
// --------------------------------------------------------------------------------
sal_Int32 SAL_CALL MozabDriver::getMinorVersion(  ) throw(RuntimeException)
{
    return 0; // depends on you
}
// --------------------------------------------------------------------------------
EDriverType MozabDriver::impl_classifyURL( const ::rtl::OUString& url )
{
    // Skip 'sdbc:mozab: part of URL
    //
    sal_Int32 nLen = url.indexOf(':');
    nLen = url.indexOf(':',nLen+1);
    ::rtl::OUString aAddrbookURI(url.copy(nLen+1));
    // Get Scheme
    nLen = aAddrbookURI.indexOf(':');
    ::rtl::OUString aAddrbookScheme;
    if ( nLen == -1 )
    {
        // There isn't any subschema: - but could be just subschema
        if ( !aAddrbookURI.isEmpty() )
            aAddrbookScheme= aAddrbookURI;
        else if(url == ::rtl::OUString("sdbc:address:") )<--- Found duplicate branches for if and else.
            return Unknown; // TODO check
        else
            return Unknown;
    }
    else
        aAddrbookScheme = aAddrbookURI.copy(0, nLen);

    struct __scheme_map
    {
        EDriverType eType;
        const sal_Char* pScheme;
    } aSchemeMap[] =
    {
#if defined(WNT)
        { Outlook,          "outlook" },
        { OutlookExpress,   "outlookexp" },
#endif
        { Mozilla,          "mozilla" },
        { ThunderBird,      "thunderbird" },
        { LDAP,             "ldap" }
    };

    for ( size_t i=0; i < sizeof( aSchemeMap ) / sizeof( aSchemeMap[0] ); ++i )
    {
        if ( aAddrbookScheme.compareToAscii( aSchemeMap[i].pScheme ) == 0 )
            return aSchemeMap[i].eType;
    }

    return Unknown;
}

// --------------------------------------------------------------------------------
namespace
{
    template< typename FUNCTION >
    void lcl_getFunctionFromModuleOrUnload( oslModule& _rModule, const sal_Char* _pAsciiSymbolName, FUNCTION& _rFunction )
    {
        _rFunction = NULL;
        if ( _rModule )
        {
            const ::rtl::OUString sSymbolName = ::rtl::OUString::createFromAscii( _pAsciiSymbolName );
            _rFunction = (FUNCTION)( osl_getFunctionSymbol( _rModule, sSymbolName.pData ) );

            if ( !_rFunction )
            {   // did not find the symbol
                OSL_FAIL( ( ::rtl::OString( "lcl_getFunctionFromModuleOrUnload: could not find the symbol " ) + ::rtl::OString( _pAsciiSymbolName ) ).getStr() );
                osl_unloadModule( _rModule );
                _rModule = NULL;
            }
        }
    }
}

// -----------------------------------------------------------------------------
extern "C" { static void SAL_CALL thisModule() {} }

bool MozabDriver::ensureInit()
{
    if ( m_hModule )
        return true;

    OSL_ENSURE(NULL == m_pCreationFunc, "MozabDriver::ensureInit: inconsistence: already have a factory function!");

    const ::rtl::OUString sModuleName(SVLIBRARY( "mozabdrv" ));

    // load the mozabdrv library
    m_hModule = osl_loadModuleRelative(&thisModule, sModuleName.pData, 0);
    OSL_ENSURE(NULL != m_hModule, "MozabDriver::ensureInit: could not load the mozabdrv library!");
    if ( !m_hModule )
        return false;

    OSetMozabServiceFactory pSetFactoryFunc( NULL );

    lcl_getFunctionFromModuleOrUnload( m_hModule, "setMozabServiceFactory",          pSetFactoryFunc   );
    lcl_getFunctionFromModuleOrUnload( m_hModule, "OMozabConnection_CreateInstance", m_pCreationFunc   );

    if ( !m_hModule )
        // one of the symbols did not exist
        return false;

    if ( m_xMSFactory.is() )
    {
        // for purpose of transfer safety, the interface needs to be acuired once
        // (will be release by the callee)
        m_xMSFactory->acquire();
        ( *pSetFactoryFunc )( m_xMSFactory.get() );
    }

    return true;
}
// -----------------------------------------------------------------------------

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */