Exemplo n.º 1
0
int FGdbDataSource::FixIndexes()
{
    int bRet = TRUE;
    if( m_pConnection && m_pConnection->IsFIDHackInProgress() )
    {
        m_pConnection->CloseGeodatabase();

        char* apszDrivers[2];
        apszDrivers[0] = (char*) "OpenFileGDB";
        apszDrivers[1] = NULL;
        const char* pszSystemCatalog = CPLFormFilename(m_osFSName, "a00000001.gdbtable", NULL);
        GDALDataset* poOpenFileGDBDS = (GDALDataset*)
            GDALOpenEx(pszSystemCatalog, GDAL_OF_VECTOR,
                       apszDrivers, NULL, NULL);
        if( poOpenFileGDBDS == NULL || poOpenFileGDBDS->GetLayer(0) == NULL )
        {
            CPLError(CE_Failure, CPLE_AppDefined,
                     "Cannot open %s with OpenFileGDB driver. "
                     "Should not happen. Some layers will be corrupted",
                     pszSystemCatalog);
            bRet = FALSE;
        }
        else
        {
            OGRLayer* poLayer = poOpenFileGDBDS->GetLayer(0);
            size_t count = m_layers.size();
            for(size_t i = 0; i < count; ++i )
            {
                if( m_layers[i]->m_oMapOGRFIDToFGDBFID.size() == 0)
                    continue;
                CPLString osFilter = "name = '";
                osFilter += m_layers[i]->GetName();
                osFilter += "'";
                poLayer->SetAttributeFilter(osFilter);
                poLayer->ResetReading();
                OGRFeature* poF = poLayer->GetNextFeature();
                if( poF == NULL )
                {
                    CPLError(CE_Failure, CPLE_AppDefined,
                             "Cannot find filename for layer %s",
                             m_layers[i]->GetName());
                    bRet = FALSE;
                }
                else
                {
                    if( !m_layers[i]->EditIndexesForFIDHack(CPLFormFilename(m_osFSName,
                                        CPLSPrintf("a%08x", (int)poF->GetFID()), NULL)) )
                    {
                        bRet = FALSE;
                    }
                }
                delete poF;
            }
        }
        GDALClose(poOpenFileGDBDS);

        m_pConnection->SetFIDHackInProgress(FALSE);
    }
    return bRet;
}
Exemplo n.º 2
0
OGRDataSourceH OGR_Dr_CopyDataSource( OGRSFDriverH hDriver,
                                      OGRDataSourceH hSrcDS,
                                      const char *pszNewName,
                                      char **papszOptions )

{
    VALIDATE_POINTER1( hDriver, "OGR_Dr_CopyDataSource", NULL );
    VALIDATE_POINTER1( hSrcDS, "OGR_Dr_CopyDataSource", NULL );
    VALIDATE_POINTER1( pszNewName, "OGR_Dr_CopyDataSource", NULL );

    GDALDriver* poDriver = (GDALDriver*)hDriver;
    if( !poDriver->GetMetadataItem( GDAL_DCAP_CREATE ) )
    {
        CPLError( CE_Failure, CPLE_NotSupported,
                  "%s driver does not support data source creation.",
                  poDriver->GetDescription() );
        return NULL;
    }

    GDALDataset *poSrcDS = (GDALDataset*) hSrcDS;
    GDALDataset *poODS;

    poODS = poDriver->Create( pszNewName, 0, 0, 0, GDT_Unknown, papszOptions );
    if( poODS == NULL )
        return NULL;

/* -------------------------------------------------------------------- */
/*      Process each data source layer.                                 */
/* -------------------------------------------------------------------- */
    for( int iLayer = 0; iLayer < poSrcDS->GetLayerCount(); iLayer++ )
    {
        OGRLayer        *poLayer = poSrcDS->GetLayer(iLayer);

        if( poLayer == NULL )
            continue;

        poODS->CopyLayer( poLayer, poLayer->GetLayerDefn()->GetName(),
                          papszOptions );
    }

    return (OGRDataSourceH)poODS;
}
Exemplo n.º 3
0
CPLErr GNMFileNetwork::LoadNetworkLayer(const char *pszLayername)
{
    // check if not loaded
    for(size_t i = 0; i < m_apoLayers.size(); ++i)
    {
        if(EQUAL(m_apoLayers[i]->GetName(), pszLayername))
            return CE_None;
    }

    const char* pszExt = m_poLayerDriver->GetMetadataItem(GDAL_DMD_EXTENSION);

    CPLString soFile = CPLFormFilename(m_soNetworkFullName, pszLayername, pszExt);
    GDALDataset *poDS = (GDALDataset*) GDALOpenEx( soFile, GDAL_OF_VECTOR |
                                            GDAL_OF_UPDATE, NULL, NULL, NULL );
    if( NULL == poDS )
    {
        CPLError( CE_Failure, CPLE_OpenFailed, "Open '%s' file failed",
                  soFile.c_str() );
        return CE_Failure;
    }

    OGRLayer* poLayer = poDS->GetLayer(0);
    if(NULL == poLayer)
    {
        CPLError( CE_Failure, CPLE_OpenFailed, "Layer '%s' is not exist",
                  pszLayername );
        return CE_Failure;
    }

    CPLDebug("GNM", "Layer '%s' loaded", poLayer->GetName());

    GNMGenericLayer* pGNMLayer = new GNMGenericLayer(poLayer, this);
    m_apoLayers.push_back(pGNMLayer);
    m_mpLayerDatasetMap[pGNMLayer] = poDS;

    return CE_None;
}
void GDALJP2AbstractDataset::LoadVectorLayers(int bOpenRemoteResources)
{
    char** papszGMLJP2 = GetMetadata("xml:gml.root-instance");
    if( papszGMLJP2 == NULL )
        return;
    GDALDriver* poMemDriver = (GDALDriver*)GDALGetDriverByName("Memory");
    if( poMemDriver == NULL )
        return;
    CPLXMLNode* psRoot = CPLParseXMLString(papszGMLJP2[0]);
    if( psRoot == NULL )
        return;
    CPLXMLNode* psCC = CPLGetXMLNode(psRoot, "=gmljp2:GMLJP2CoverageCollection");
    if( psCC == NULL )
    {
        CPLDestroyXMLNode(psRoot);
        return;
    }

    // Find feature collections
    CPLXMLNode* psCCChildIter = psCC->psChild;
    int nLayersAtCC = 0;
    int nLayersAtGC = 0;
    for( ; psCCChildIter != NULL; psCCChildIter = psCCChildIter->psNext )
    {
        if( psCCChildIter->eType != CXT_Element ||
            strcmp(psCCChildIter->pszValue, "gmljp2:featureMember") != 0 ||
            psCCChildIter->psChild == NULL ||
            psCCChildIter->psChild->eType != CXT_Element )
            continue;

        CPLXMLNode* psGCorGMLJP2Features = psCCChildIter->psChild;
        int bIsGC = ( strstr(psGCorGMLJP2Features->pszValue, "GridCoverage") != NULL );

        CPLXMLNode* psGCorGMLJP2FeaturesChildIter = psGCorGMLJP2Features->psChild;
        for( ; psGCorGMLJP2FeaturesChildIter != NULL;
               psGCorGMLJP2FeaturesChildIter = psGCorGMLJP2FeaturesChildIter->psNext )
        {
            if( psGCorGMLJP2FeaturesChildIter->eType != CXT_Element ||
                strcmp(psGCorGMLJP2FeaturesChildIter->pszValue, "gmljp2:feature") != 0 ||
                psGCorGMLJP2FeaturesChildIter->psChild == NULL )
                continue;

            CPLXMLNode* psFC = NULL;
            int bFreeFC = FALSE;
            CPLString osGMLTmpFile;

            CPLXMLNode* psChild = psGCorGMLJP2FeaturesChildIter->psChild;
            if( psChild->eType == CXT_Attribute &&
                strcmp(psChild->pszValue, "xlink:href") == 0 &&
                strncmp(psChild->psChild->pszValue,
                        "gmljp2://xml/", strlen("gmljp2://xml/")) == 0 )
            {
                const char* pszBoxName = psChild->psChild->pszValue + strlen("gmljp2://xml/");
                char** papszBoxData = GetMetadata(CPLSPrintf("xml:%s", pszBoxName));
                if( papszBoxData != NULL )
                {
                    psFC = CPLParseXMLString(papszBoxData[0]);
                    bFreeFC = TRUE;
                }
                else
                {
                    CPLDebug("GMLJP2",
                             "gmljp2:feature references %s, but no corresponding box found",
                             psChild->psChild->pszValue);
                }
            }
            if( psChild->eType == CXT_Attribute &&
                strcmp(psChild->pszValue, "xlink:href") == 0 &&
                (strncmp(psChild->psChild->pszValue, "http://", strlen("http://")) == 0 ||
                 strncmp(psChild->psChild->pszValue, "https://", strlen("https://")) == 0) )
            {
                if( !bOpenRemoteResources )
                    CPLDebug("GMLJP2", "Remote feature collection %s mentionned in GMLJP2 box",
                             psChild->psChild->pszValue);
                else
                    osGMLTmpFile = "/vsicurl/" + CPLString(psChild->psChild->pszValue);
            }
            else if( psChild->eType == CXT_Element &&
                     strstr(psChild->pszValue, "FeatureCollection") != NULL )
            {
                psFC = psChild;
            }
            if( psFC == NULL && osGMLTmpFile.size() == 0 )
                continue;

            if( psFC != NULL )
            {
                osGMLTmpFile = CPLSPrintf("/vsimem/gmljp2/%p/my.gml", this);
                // Create temporary .gml file
                CPLSerializeXMLTreeToFile(psFC, osGMLTmpFile);
            }

            CPLDebug("GMLJP2", "Found a FeatureCollection at %s level",
                     (bIsGC) ? "GridCoverage" : "CoverageCollection");

            CPLString osXSDTmpFile;

            if( psFC )
            {
                // Try to localize its .xsd schema in a GMLJP2 auxiliary box
                const char* pszSchemaLocation = CPLGetXMLValue(psFC, "xsi:schemaLocation", NULL);
                if( pszSchemaLocation )
                {
                    char **papszTokens = CSLTokenizeString2(
                            pszSchemaLocation, " \t\n", 
                            CSLT_HONOURSTRINGS | CSLT_STRIPLEADSPACES | CSLT_STRIPENDSPACES);

                    if( (CSLCount(papszTokens) % 2) == 0 )
                    {
                        for(char** papszIter = papszTokens; *papszIter; papszIter += 2 )
                        {
                            if( strncmp(papszIter[1], "gmljp2://xml/", strlen("gmljp2://xml/")) == 0 )
                            {
                                const char* pszBoxName = papszIter[1] + strlen("gmljp2://xml/");
                                char** papszBoxData = GetMetadata(CPLSPrintf("xml:%s", pszBoxName));
                                if( papszBoxData != NULL )
                                {
                                    osXSDTmpFile = CPLSPrintf("/vsimem/gmljp2/%p/my.xsd", this);
                                    VSIFCloseL(VSIFileFromMemBuffer(osXSDTmpFile,
                                                                    (GByte*)papszBoxData[0],
                                                                    strlen(papszBoxData[0]),
                                                                    FALSE));
                                }
                                else
                                {
                                    CPLDebug("GMLJP2",
                                            "Feature collection references %s, but no corresponding box found",
                                            papszIter[1]);
                                }
                                break;
                            }
                        }
                    }
                    CSLDestroy(papszTokens);
                }
                if( bFreeFC )
                {
                    CPLDestroyXMLNode(psFC);
                    psFC = NULL;
                }
            }

            GDALDriverH hDrv = GDALIdentifyDriver(osGMLTmpFile, NULL);
            GDALDriverH hGMLDrv = GDALGetDriverByName("GML");
            if( hDrv != NULL && hDrv == hGMLDrv )
            {
                char* apszOpenOptions[2];
                apszOpenOptions[0] = (char*) "FORCE_SRS_DETECTION=YES";
                apszOpenOptions[1] = NULL;
                GDALDataset* poTmpDS = (GDALDataset*)GDALOpenEx( osGMLTmpFile,
                                        GDAL_OF_VECTOR, NULL, apszOpenOptions, NULL );
                if( poTmpDS )
                {
                    int nLayers = poTmpDS->GetLayerCount();
                    for(int i=0;i<nLayers;i++)
                    {
                        if( poMemDS == NULL )
                            poMemDS = poMemDriver->Create("", 0, 0, 0, GDT_Unknown, NULL);
                        OGRLayer* poSrcLyr = poTmpDS->GetLayer(i);
                        const char* pszLayerName;
                        if( bIsGC )
                            pszLayerName = CPLSPrintf("FC_GridCoverage_%d_%s",
                                                    ++nLayersAtGC, poSrcLyr->GetName());
                        else
                            pszLayerName = CPLSPrintf("FC_CoverageCollection_%d_%s",
                                                    ++nLayersAtCC, poSrcLyr->GetName());
                        poMemDS->CopyLayer(poSrcLyr, pszLayerName, NULL);
                    }
                    GDALClose(poTmpDS);

                    // In case we don't have a schema, a .gfs might have been generated
                    VSIUnlink(CPLSPrintf("/vsimem/gmljp2/%p/my.gfs", this));
                }
            }
            else
            {
                CPLDebug("GMLJP2", "No GML driver found to read feature collection");
            }

            if( strncmp(osGMLTmpFile, "/vsicurl/", strlen("/vsicurl/")) != 0 )
                VSIUnlink(osGMLTmpFile);
            if( osXSDTmpFile.size() )
                VSIUnlink(osXSDTmpFile);
        }
    }

    // Find annotations
    psCCChildIter = psCC->psChild;
    int nAnnotations = 0;
    for( ; psCCChildIter != NULL; psCCChildIter = psCCChildIter->psNext )
    {
        if( psCCChildIter->eType != CXT_Element ||
            strcmp(psCCChildIter->pszValue, "gmljp2:featureMember") != 0 ||
            psCCChildIter->psChild == NULL ||
            psCCChildIter->psChild->eType != CXT_Element )
            continue;
        CPLXMLNode* psGCorGMLJP2Features = psCCChildIter->psChild;
        int bIsGC = ( strstr(psGCorGMLJP2Features->pszValue, "GridCoverage") != NULL );
        if( !bIsGC )
            continue;
        CPLXMLNode* psGCorGMLJP2FeaturesChildIter = psGCorGMLJP2Features->psChild;
        for( ; psGCorGMLJP2FeaturesChildIter != NULL;
               psGCorGMLJP2FeaturesChildIter = psGCorGMLJP2FeaturesChildIter->psNext )
        {
            if( psGCorGMLJP2FeaturesChildIter->eType != CXT_Element ||
                strcmp(psGCorGMLJP2FeaturesChildIter->pszValue, "gmljp2:annotation") != 0 ||
                psGCorGMLJP2FeaturesChildIter->psChild == NULL ||
                psGCorGMLJP2FeaturesChildIter->psChild->eType != CXT_Element ||
                strstr(psGCorGMLJP2FeaturesChildIter->psChild->pszValue, "kml") == NULL )
                continue;
            CPLDebug("GMLJP2", "Found a KML annotation");

            // Create temporary .kml file
            CPLXMLNode* psKML = psGCorGMLJP2FeaturesChildIter->psChild;
            CPLString osKMLTmpFile(CPLSPrintf("/vsimem/gmljp2/%p/my.kml", this));
            CPLSerializeXMLTreeToFile(psKML, osKMLTmpFile);

            GDALDataset* poTmpDS = (GDALDataset*)GDALOpenEx( osKMLTmpFile,
                                    GDAL_OF_VECTOR, NULL, NULL, NULL );
            if( poTmpDS )
            {
                int nLayers = poTmpDS->GetLayerCount();
                for(int i=0;i<nLayers;i++)
                {
                    if( poMemDS == NULL )
                        poMemDS = poMemDriver->Create("", 0, 0, 0, GDT_Unknown, NULL);
                    OGRLayer* poSrcLyr = poTmpDS->GetLayer(i);
                    const char* pszLayerName;
                    pszLayerName = CPLSPrintf("Annotation_%d_%s",
                                                ++nAnnotations, poSrcLyr->GetName());
                    poMemDS->CopyLayer(poSrcLyr, pszLayerName, NULL);
                }
                GDALClose(poTmpDS);
            }
            else
            {
                CPLDebug("GMLJP2", "No KML/LIBKML driver found to read annotation");
            }

            VSIUnlink(osKMLTmpFile);
        }
    }

    CPLDestroyXMLNode(psRoot);
}
Exemplo n.º 5
0
int main( int nArgc, char ** papszArgv )

{
    int   nFirstSourceDataset = -1, bLayersWildcarded = TRUE, iArg;
    const char *pszFormat = "ESRI Shapefile";
    const char *pszTileIndexField = "LOCATION";
    const char *pszOutputName = NULL;
    int write_absolute_path = FALSE;
    int skip_different_projection = FALSE;
    char* current_path = NULL;
    int accept_different_schemas = FALSE;
    int bFirstWarningForNonMatchingAttributes = TRUE;
    
    /* Check strict compilation and runtime library version as we use C++ API */
    if (! GDAL_CHECK_VERSION(papszArgv[0]))
        exit(1);
/* -------------------------------------------------------------------- */
/*      Register format(s).                                             */
/* -------------------------------------------------------------------- */
    OGRRegisterAll();
    
/* -------------------------------------------------------------------- */
/*      Processing command line arguments.                              */
/* -------------------------------------------------------------------- */
    for( iArg = 1; iArg < nArgc; iArg++ )
    {
        if( EQUAL(papszArgv[iArg], "--utility_version") )
        {
            printf("%s was compiled against GDAL %s and is running against GDAL %s\n",
                   papszArgv[0], GDAL_RELEASE_NAME, GDALVersionInfo("RELEASE_NAME"));
            return 0;
        }
        else if( EQUAL(papszArgv[iArg],"-f") && iArg < nArgc-1 )
        {
            pszFormat = papszArgv[++iArg];
        }
        else if( EQUAL(papszArgv[iArg],"-write_absolute_path"))
        {
            write_absolute_path = TRUE;
        }
        else if( EQUAL(papszArgv[iArg],"-skip_different_projection"))
        {
            skip_different_projection = TRUE;
        }
        else if( EQUAL(papszArgv[iArg],"-accept_different_schemas"))
        {
            accept_different_schemas = TRUE;
        }
        else if( EQUAL(papszArgv[iArg],"-tileindex") && iArg < nArgc-1 )
        {
            pszTileIndexField = papszArgv[++iArg];
        }
        else if( EQUAL(papszArgv[iArg],"-lnum") 
                 || EQUAL(papszArgv[iArg],"-lname") )
        {
            iArg++;
            bLayersWildcarded = FALSE;
        }
        else if( papszArgv[iArg][0] == '-' )
            Usage();
        else if( pszOutputName == NULL )
            pszOutputName = papszArgv[iArg];
        else if( nFirstSourceDataset == -1 )
            nFirstSourceDataset = iArg;
    }

    if( pszOutputName == NULL || nFirstSourceDataset == -1 )
        Usage();

/* -------------------------------------------------------------------- */
/*      Try to open as an existing dataset for update access.           */
/* -------------------------------------------------------------------- */
    GDALDataset *poDstDS;
    OGRLayer *poDstLayer = NULL;

    poDstDS = (GDALDataset*) OGROpen( pszOutputName, TRUE, NULL );

/* -------------------------------------------------------------------- */
/*      If that failed, find the driver so we can create the tile index.*/
/* -------------------------------------------------------------------- */
    if( poDstDS == NULL )
    {
        OGRSFDriverRegistrar     *poR = OGRSFDriverRegistrar::GetRegistrar();
        GDALDriver              *poDriver = NULL;
        int                      iDriver;

        for( iDriver = 0;
             iDriver < poR->GetDriverCount() && poDriver == NULL;
             iDriver++ )
        {
            if( EQUAL(poR->GetDriver(iDriver)->GetDescription(),pszFormat) )
            {
                poDriver = poR->GetDriver(iDriver);
            }
        }

        if( poDriver == NULL )
        {
            fprintf( stderr, "Unable to find driver `%s'.\n", pszFormat );
            fprintf( stderr, "The following drivers are available:\n" );
        
            for( iDriver = 0; iDriver < poR->GetDriverCount(); iDriver++ )
            {
                fprintf( stderr, "  -> `%s'\n", poR->GetDriver(iDriver)->GetDescription() );
            }
            exit( 1 );
        }

        if( !CSLTestBoolean( CSLFetchNameValueDef(poDriver->GetMetadata(), GDAL_DCAP_CREATE, "FALSE") ) )
        {
            fprintf( stderr, "%s driver does not support data source creation.\n",
                    pszFormat );
            exit( 1 );
        }

/* -------------------------------------------------------------------- */
/*      Now create it.                                                  */
/* -------------------------------------------------------------------- */
        
        poDstDS = poDriver->Create( pszOutputName, 0, 0, 0, GDT_Unknown, NULL );
        if( poDstDS == NULL )
        {
            fprintf( stderr, "%s driver failed to create %s\n", 
                    pszFormat, pszOutputName );
            exit( 1 );
        }

        if( poDstDS->GetLayerCount() == 0 )
        {
            OGRFieldDefn oLocation( pszTileIndexField, OFTString );
            
            oLocation.SetWidth( 200 );
            
            if( nFirstSourceDataset < nArgc && papszArgv[nFirstSourceDataset][0] == '-' )
            {
                nFirstSourceDataset++;
            }
            
            OGRSpatialReference* poSrcSpatialRef = NULL;
            
            /* Fetches the SRS of the first layer and use it when creating the tileindex layer */
            if (nFirstSourceDataset < nArgc)
            {
                GDALDataset* poDS = (GDALDataset*) OGROpen(papszArgv[nFirstSourceDataset], FALSE, NULL);
                if (poDS)
                {
                    int iLayer;

                    for( iLayer = 0; iLayer < poDS->GetLayerCount(); iLayer++ )
                    {
                        int bRequested = bLayersWildcarded;
                        OGRLayer *poLayer = poDS->GetLayer(iLayer);

                        for( iArg = 1; iArg < nArgc && !bRequested; iArg++ )
                        {
                            if( EQUAL(papszArgv[iArg],"-lnum") 
                                && atoi(papszArgv[iArg+1]) == iLayer )
                                bRequested = TRUE;
                            else if( EQUAL(papszArgv[iArg],"-lname") 
                                     && EQUAL(papszArgv[iArg+1],
                                              poLayer->GetLayerDefn()->GetName()) )
                                bRequested = TRUE;
                        }

                        if( !bRequested )
                            continue;
                            
                        if ( poLayer->GetSpatialRef() )
                            poSrcSpatialRef = poLayer->GetSpatialRef()->Clone();
                        break;
                    }
                }
                
                GDALClose( (GDALDatasetH)poDS );
            }

            poDstLayer = poDstDS->CreateLayer( "tileindex", poSrcSpatialRef );
            poDstLayer->CreateField( &oLocation, OFTString );
            
            OGRSpatialReference::DestroySpatialReference( poSrcSpatialRef );
        }
    }

/* -------------------------------------------------------------------- */
/*      Identify target layer and field.                                */
/* -------------------------------------------------------------------- */
    int   iTileIndexField;

    poDstLayer = poDstDS->GetLayer(0);
    if( poDstLayer == NULL )
    {
        fprintf( stderr, "Can't find any layer in output tileindex!\n" );
        exit( 1 );
    }

    iTileIndexField = 
        poDstLayer->GetLayerDefn()->GetFieldIndex( pszTileIndexField );
    if( iTileIndexField == -1 )
    {
        fprintf( stderr, "Can't find %s field in tile index dataset.\n", 
                pszTileIndexField );
        exit( 1 );
    }

    OGRFeatureDefn* poFeatureDefn = NULL;

    /* Load in memory existing file names in SHP */
    int nExistingLayers = 0;
    char** existingLayersTab = NULL;
    OGRSpatialReference* alreadyExistingSpatialRef = NULL;
    int alreadyExistingSpatialRefValid = FALSE;
    nExistingLayers = (int)poDstLayer->GetFeatureCount();
    if (nExistingLayers)
    {
        int i;
        existingLayersTab = (char**)CPLMalloc(nExistingLayers * sizeof(char*));
        for(i=0;i<nExistingLayers;i++)
        {
            OGRFeature* feature = poDstLayer->GetNextFeature();
            existingLayersTab[i] = CPLStrdup(feature->GetFieldAsString( iTileIndexField));
            if (i == 0)
            {
                GDALDataset       *poDS;
                char* filename = CPLStrdup(existingLayersTab[i]);
                int j;
                for(j=strlen(filename)-1;j>=0;j--)
                {
                    if (filename[j] == ',')
                        break;
                }
                if (j >= 0)
                {
                    int iLayer = atoi(filename + j + 1);
                    filename[j] = 0;
                    poDS = (GDALDataset*) OGROpen(filename, FALSE, NULL);
                    if (poDS)
                    {
                        OGRLayer *poLayer = poDS->GetLayer(iLayer);
                        if (poLayer)
                        {
                            alreadyExistingSpatialRefValid = TRUE;
                            alreadyExistingSpatialRef =
                                    (poLayer->GetSpatialRef()) ? poLayer->GetSpatialRef()->Clone() : NULL;
                                    
                            if (poFeatureDefn == NULL)
                                poFeatureDefn = poLayer->GetLayerDefn()->Clone();
                        }
                        GDALClose( (GDALDatasetH)poDS );
                    }
                }
            }
        }
    }


    if (write_absolute_path)
    {
        current_path = CPLGetCurrentDir();
        if (current_path == NULL)
        {
            fprintf( stderr, "This system does not support the CPLGetCurrentDir call. "
                             "The option -write_absolute_path will have no effect\n");
            write_absolute_path = FALSE;
        }
    }
/* ==================================================================== */
/*      Process each input datasource in turn.                          */
/* ==================================================================== */

	for(; nFirstSourceDataset < nArgc; nFirstSourceDataset++ )
    {
        int i;
        GDALDataset       *poDS;

        if( papszArgv[nFirstSourceDataset][0] == '-' )
        {
            nFirstSourceDataset++;
            continue;
        }
        
        char* fileNameToWrite;
        VSIStatBuf sStatBuf;

        if (write_absolute_path && CPLIsFilenameRelative( papszArgv[nFirstSourceDataset] ) &&
            VSIStat( papszArgv[nFirstSourceDataset], &sStatBuf ) == 0)
        {
            fileNameToWrite = CPLStrdup(CPLProjectRelativeFilename(current_path,papszArgv[nFirstSourceDataset]));
        }
        else
        {
            fileNameToWrite = CPLStrdup(papszArgv[nFirstSourceDataset]);
        }

        poDS = (GDALDataset*) OGROpen( papszArgv[nFirstSourceDataset], FALSE, NULL );

        if( poDS == NULL )
        {
            fprintf( stderr, "Failed to open dataset %s, skipping.\n", 
                    papszArgv[nFirstSourceDataset] );
            CPLFree(fileNameToWrite);
            continue;
        }

/* -------------------------------------------------------------------- */
/*      Check all layers, and see if they match requests.               */
/* -------------------------------------------------------------------- */
        int iLayer;

        for( iLayer = 0; iLayer < poDS->GetLayerCount(); iLayer++ )
        {
            int bRequested = bLayersWildcarded;
            OGRLayer *poLayer = poDS->GetLayer(iLayer);

            for( iArg = 1; iArg < nArgc && !bRequested; iArg++ )
            {
                if( EQUAL(papszArgv[iArg],"-lnum") 
                    && atoi(papszArgv[iArg+1]) == iLayer )
                    bRequested = TRUE;
                else if( EQUAL(papszArgv[iArg],"-lname") 
                         && EQUAL(papszArgv[iArg+1],
                                  poLayer->GetLayerDefn()->GetName()) )
                    bRequested = TRUE;
            }

            if( !bRequested )
                continue;

            /* Checks that the layer is not already in tileindex */
            for(i=0;i<nExistingLayers;i++)
            {
                char        szLocation[5000];
                sprintf( szLocation, "%s,%d", 
                        fileNameToWrite, iLayer );
                if (EQUAL(szLocation, existingLayersTab[i]))
                {
                    fprintf(stderr, "Layer %d of %s is already in tileindex. Skipping it.\n",
                            iLayer, papszArgv[nFirstSourceDataset]);
                    break;
                }
            }
            if (i != nExistingLayers)
            {
                continue;
            }

            OGRSpatialReference* spatialRef = poLayer->GetSpatialRef();
            if (alreadyExistingSpatialRefValid)
            {
                if ((spatialRef != NULL && alreadyExistingSpatialRef != NULL &&
                     spatialRef->IsSame(alreadyExistingSpatialRef) == FALSE) ||
                    ((spatialRef != NULL) != (alreadyExistingSpatialRef != NULL)))
                {
                    fprintf(stderr, "Warning : layer %d of %s is not using the same projection system as "
                                "other files in the tileindex. This may cause problems when "
                                "using it in MapServer for example.%s\n", iLayer, papszArgv[nFirstSourceDataset],
                                (skip_different_projection) ? " Skipping it" : "");
                    if (skip_different_projection)
                    {
                        continue;
                    }
                }
            }
            else
            {
                alreadyExistingSpatialRefValid = TRUE;
                alreadyExistingSpatialRef = (spatialRef) ? spatialRef->Clone() : NULL;
            }

/* -------------------------------------------------------------------- */
/*		Check if all layers in dataset have the same attributes	schema. */
/* -------------------------------------------------------------------- */
			if( poFeatureDefn == NULL )
			{
				poFeatureDefn = poLayer->GetLayerDefn()->Clone();
			}
			else if ( !accept_different_schemas )
			{
				OGRFeatureDefn* poFeatureDefnCur = poLayer->GetLayerDefn();
				assert(NULL != poFeatureDefnCur);

				int fieldCount = poFeatureDefnCur->GetFieldCount();

				if( fieldCount != poFeatureDefn->GetFieldCount())
				{
					fprintf( stderr, "Number of attributes of layer %s of %s does not match ... skipping it.\n",
                             poLayer->GetLayerDefn()->GetName(), papszArgv[nFirstSourceDataset]);
                    if (bFirstWarningForNonMatchingAttributes)
                    {
                        fprintf( stderr, "Note : you can override this behaviour with -accept_different_schemas option\n"
                                         "but this may result in a tileindex incompatible with MapServer\n");
                        bFirstWarningForNonMatchingAttributes = FALSE;
                    }
					continue;
				}
				
                int bSkip = FALSE;
				for( int fn = 0; fn < poFeatureDefnCur->GetFieldCount(); fn++ )
				{
 					OGRFieldDefn* poField = poFeatureDefn->GetFieldDefn(fn);
 					OGRFieldDefn* poFieldCur = poFeatureDefnCur->GetFieldDefn(fn);

					/* XXX - Should those pointers be checked against NULL? */ 
					assert(NULL != poField);
					assert(NULL != poFieldCur);

					if( poField->GetType() != poFieldCur->GetType() 
						|| poField->GetWidth() != poFieldCur->GetWidth() 
						|| poField->GetPrecision() != poFieldCur->GetPrecision() 
						|| !EQUAL( poField->GetNameRef(), poFieldCur->GetNameRef() ) )
					{
						fprintf( stderr, "Schema of attributes of layer %s of %s does not match ... skipping it.\n",
                                 poLayer->GetLayerDefn()->GetName(), papszArgv[nFirstSourceDataset]);
                        if (bFirstWarningForNonMatchingAttributes)
                        {
                            fprintf( stderr, "Note : you can override this behaviour with -accept_different_schemas option\n"
                                             "but this may result in a tileindex incompatible with MapServer\n");
                            bFirstWarningForNonMatchingAttributes = FALSE;
                        }
                        bSkip = TRUE; 
                        break;
					}
				}
                
                if (bSkip)
                    continue;
			}


/* -------------------------------------------------------------------- */
/*      Get layer extents, and create a corresponding polygon           */
/*      geometry.                                                       */
/* -------------------------------------------------------------------- */
            OGREnvelope sExtents;
            OGRPolygon oRegion;
            OGRLinearRing oRing;

            if( poLayer->GetExtent( &sExtents, TRUE ) != OGRERR_NONE )
            {
                fprintf( stderr, "GetExtent() failed on layer %s of %s, skipping.\n", 
                        poLayer->GetLayerDefn()->GetName(), 
                        papszArgv[nFirstSourceDataset] );
                continue;
            }
            
            oRing.addPoint( sExtents.MinX, sExtents.MinY );
            oRing.addPoint( sExtents.MinX, sExtents.MaxY );
            oRing.addPoint( sExtents.MaxX, sExtents.MaxY );
            oRing.addPoint( sExtents.MaxX, sExtents.MinY );
            oRing.addPoint( sExtents.MinX, sExtents.MinY );

            oRegion.addRing( &oRing );

/* -------------------------------------------------------------------- */
/*      Add layer to tileindex.                                         */
/* -------------------------------------------------------------------- */
            char        szLocation[5000];
            OGRFeature  oTileFeat( poDstLayer->GetLayerDefn() );

            sprintf( szLocation, "%s,%d", 
                     fileNameToWrite, iLayer );
            oTileFeat.SetGeometry( &oRegion );
            oTileFeat.SetField( iTileIndexField, szLocation );

            if( poDstLayer->CreateFeature( &oTileFeat ) != OGRERR_NONE )
            {
                fprintf( stderr, "Failed to create feature on tile index ... terminating." );
                GDALClose( (GDALDatasetH) poDstDS );
                exit( 1 );
            }
        }

/* -------------------------------------------------------------------- */
/*      Cleanup this data source.                                       */
/* -------------------------------------------------------------------- */
        CPLFree(fileNameToWrite);
        GDALClose( (GDALDatasetH)poDS );
    }

/* -------------------------------------------------------------------- */
/*      Close tile index and clear buffers.                             */
/* -------------------------------------------------------------------- */
    GDALClose( (GDALDatasetH) poDstDS );
	OGRFeatureDefn::DestroyFeatureDefn( poFeatureDefn );
  
    if (alreadyExistingSpatialRef != NULL)
        OGRSpatialReference::DestroySpatialReference( alreadyExistingSpatialRef );
  
    CPLFree(current_path);
    
    if (nExistingLayers)
    {
        int i;
        for(i=0;i<nExistingLayers;i++)
        {
            CPLFree(existingLayersTab[i]);
        }
        CPLFree(existingLayersTab);
    }

    OGRCleanupAll();

    return 0;
}
Exemplo n.º 6
0
static OGRGeometryCollection* LoadGeometry( const char* pszDS,
                                            const char* pszSQL,
                                            const char* pszLyr,
                                            const char* pszWhere )
{
    GDALDataset         *poDS;
    OGRLayer            *poLyr;
    OGRFeature          *poFeat;
    OGRGeometryCollection *poGeom = NULL;
        
    poDS = (GDALDataset*) GDALOpen( pszDS, GA_ReadOnly );
    if ( poDS == NULL )
        return NULL;

    if ( pszSQL != NULL )
        poLyr = poDS->ExecuteSQL( pszSQL, NULL, NULL ); 
    else if ( pszLyr != NULL )
        poLyr = poDS->GetLayerByName( pszLyr );
    else
        poLyr = poDS->GetLayer(0);
        
    if ( poLyr == NULL )
    {
        fprintf( stderr,
            "FAILURE: Failed to identify source layer from datasource.\n" );
        GDALClose( (GDALDatasetH) poDS );
        return NULL;
    }
    
    if ( pszWhere )
        poLyr->SetAttributeFilter( pszWhere );
        
    while ( (poFeat = poLyr->GetNextFeature()) != NULL )
    {
        OGRGeometry* poSrcGeom = poFeat->GetGeometryRef();
        if ( poSrcGeom )
        {
            OGRwkbGeometryType eType =
                wkbFlatten( poSrcGeom->getGeometryType() );
            
            if ( poGeom == NULL )
                poGeom = new OGRMultiPolygon();

            if ( eType == wkbPolygon )
                poGeom->addGeometry( poSrcGeom );
            else if ( eType == wkbMultiPolygon )
            {
                int iGeom;
                int nGeomCount =
                    ((OGRMultiPolygon *)poSrcGeom)->getNumGeometries();

                for ( iGeom = 0; iGeom < nGeomCount; iGeom++ )
                {
                    poGeom->addGeometry(
                        ((OGRMultiPolygon *)poSrcGeom)->getGeometryRef(iGeom) );
                }
            }
            else
            {
                fprintf( stderr, "FAILURE: Geometry not of polygon type.\n" );
                OGRGeometryFactory::destroyGeometry( poGeom );
                OGRFeature::DestroyFeature( poFeat );
                if ( pszSQL != NULL )
                    poDS->ReleaseResultSet( poLyr );
                GDALClose( (GDALDatasetH) poDS );
                return NULL;
            }
        }
    
        OGRFeature::DestroyFeature( poFeat );
    }
    
    if( pszSQL != NULL )
        poDS->ReleaseResultSet( poLyr );
    GDALClose( (GDALDatasetH) poDS );
    
    return poGeom;
}
Exemplo n.º 7
0
MAIN_START(nArgc, papszArgv)
{
    // Check strict compilation and runtime library version as we use C++ API.
    if( !GDAL_CHECK_VERSION(papszArgv[0]) )
        exit(1);

    EarlySetConfigOptions(nArgc, papszArgv);

    OGRRegisterAll();

/* -------------------------------------------------------------------- */
/*      Processing command line arguments.                              */
/* -------------------------------------------------------------------- */
    nArgc = OGRGeneralCmdLineProcessor(nArgc, &papszArgv, 0);

    if( nArgc < 1 )
        exit(-nArgc);

    char *pszWHERE = nullptr;
    const char *pszDataSource = nullptr;
    char **papszLayers = nullptr;
    OGRGeometry *poSpatialFilter = nullptr;
    int nRepeatCount = 1;
    bool bAllLayers = false;
    char *pszSQLStatement = nullptr;
    const char *pszDialect = nullptr;
    int nRet = 0;
    const char* pszGeomField = nullptr;
    char **papszOpenOptions = nullptr;
    char **papszExtraMDDomains = nullptr;
    bool bListMDD = false;
    bool bShowMetadata = true;
    bool bFeatureCount = true;
    bool bExtent = true;
    bool bDatasetGetNextFeature = false;
    bool bReadOnly = false;
    bool bUpdate = false;
    const char* pszWKTFormat = "WKT2";

    for( int iArg = 1; iArg < nArgc; iArg++ )
    {
        if( EQUAL(papszArgv[iArg], "--utility_version") )
        {
            printf("%s was compiled against GDAL %s and "
                   "is running against GDAL %s\n",
                   papszArgv[0], GDAL_RELEASE_NAME,
                   GDALVersionInfo("RELEASE_NAME"));
            CSLDestroy(papszArgv);
            return 0;
        }
        else if( EQUAL(papszArgv[iArg], "--help") )
        {
            Usage();
        }
        else if( EQUAL(papszArgv[iArg], "-ro") )
        {
            bReadOnly = true;
        }
        else if( EQUAL(papszArgv[iArg], "-update") )
        {
            bUpdate = true;
        }
        else if( EQUAL(papszArgv[iArg], "-q") ||
                 EQUAL(papszArgv[iArg], "-quiet"))
        {
            bVerbose = false;
        }
        else if( EQUAL(papszArgv[iArg], "-qq") )
        {
            /* Undocumented: mainly only useful for AFL testing */
            bVerbose = false;
            bSuperQuiet = true;
        }
        else if( EQUAL(papszArgv[iArg], "-fid") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            nFetchFID = CPLAtoGIntBig(papszArgv[++iArg]);
        }
        else if( EQUAL(papszArgv[iArg], "-spat") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(4);

            OGRLinearRing oRing;
            oRing.addPoint(CPLAtof(papszArgv[iArg+1]),
                           CPLAtof(papszArgv[iArg+2]));
            oRing.addPoint(CPLAtof(papszArgv[iArg+1]),
                           CPLAtof(papszArgv[iArg+4]));
            oRing.addPoint(CPLAtof(papszArgv[iArg+3]),
                           CPLAtof(papszArgv[iArg+4]));
            oRing.addPoint(CPLAtof(papszArgv[iArg+3]),
                           CPLAtof(papszArgv[iArg+2]));
            oRing.addPoint(CPLAtof(papszArgv[iArg+1]),
                           CPLAtof(papszArgv[iArg+2]));

            poSpatialFilter = new OGRPolygon();
            static_cast<OGRPolygon *>(poSpatialFilter)->addRing(&oRing);
            iArg += 4;
        }
        else if( EQUAL(papszArgv[iArg], "-geomfield") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            pszGeomField = papszArgv[++iArg];
        }
        else if( EQUAL(papszArgv[iArg], "-where") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            iArg++;
            CPLFree(pszWHERE);
            GByte* pabyRet = nullptr;
            if( papszArgv[iArg][0] == '@' &&
                VSIIngestFile(nullptr, papszArgv[iArg] + 1, &pabyRet,
                              nullptr, 1024*1024) )
            {
                RemoveBOM(pabyRet);
                pszWHERE = reinterpret_cast<char *>(pabyRet);
            }
            else
            {
                pszWHERE = CPLStrdup(papszArgv[iArg]);
            }
        }
        else if( EQUAL(papszArgv[iArg], "-sql") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            iArg++;
            CPLFree(pszSQLStatement);
            GByte* pabyRet = nullptr;
            if( papszArgv[iArg][0] == '@' &&
                VSIIngestFile(nullptr, papszArgv[iArg] + 1, &pabyRet,
                              nullptr, 1024*1024) )
            {
                RemoveBOM(pabyRet);
                pszSQLStatement = reinterpret_cast<char *>(pabyRet);
                RemoveSQLComments(pszSQLStatement);
            }
            else
            {
                pszSQLStatement = CPLStrdup(papszArgv[iArg]);
            }
        }
        else if( EQUAL(papszArgv[iArg], "-dialect") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            pszDialect = papszArgv[++iArg];
        }
        else if( EQUAL(papszArgv[iArg], "-rc") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            nRepeatCount = atoi(papszArgv[++iArg]);
        }
        else if( EQUAL(papszArgv[iArg], "-al") )
        {
            bAllLayers = true;
        }
        else if( EQUAL(papszArgv[iArg], "-so") ||
                 EQUAL(papszArgv[iArg], "-summary")  )
        {
            bSummaryOnly = true;
        }
        else if( STARTS_WITH_CI(papszArgv[iArg], "-fields=") )
        {
            char* pszTemp =
                static_cast<char *>(CPLMalloc(32 + strlen(papszArgv[iArg])));
            snprintf(pszTemp,
                    32 + strlen(papszArgv[iArg]),
                    "DISPLAY_FIELDS=%s", papszArgv[iArg] + strlen("-fields="));
            papszOptions = CSLAddString(papszOptions, pszTemp);
            CPLFree(pszTemp);
        }
        else if( STARTS_WITH_CI(papszArgv[iArg], "-geom=") )
        {
            char* pszTemp =
                static_cast<char *>(CPLMalloc(32 + strlen(papszArgv[iArg])));
            snprintf(pszTemp,
                    32 + strlen(papszArgv[iArg]),
                    "DISPLAY_GEOMETRY=%s", papszArgv[iArg] + strlen("-geom="));
            papszOptions = CSLAddString(papszOptions, pszTemp);
            CPLFree(pszTemp);
        }
        else if( EQUAL(papszArgv[iArg], "-oo") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            papszOpenOptions = CSLAddString(papszOpenOptions,
                                            papszArgv[++iArg]);
        }
        else if( EQUAL(papszArgv[iArg], "-nomd") )
        {
            bShowMetadata = false;
        }
        else if( EQUAL(papszArgv[iArg], "-listmdd") )
        {
            bListMDD = true;
        }
        else if( EQUAL(papszArgv[iArg], "-mdd") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            papszExtraMDDomains = CSLAddString(papszExtraMDDomains,
                                               papszArgv[++iArg]);
        }
        else if( EQUAL(papszArgv[iArg], "-nocount") )
        {
            bFeatureCount = false;
        }
        else if( EQUAL(papszArgv[iArg], "-noextent") )
        {
            bExtent = false;
        }
        else if( EQUAL(papszArgv[iArg], "-rl"))
        {
            bDatasetGetNextFeature = true;
        }
        else if( EQUAL(papszArgv[iArg], "-wkt_format") )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            pszWKTFormat = papszArgv[++iArg];
        }

        else if( papszArgv[iArg][0] == '-' )
        {
            Usage(CPLSPrintf("Unknown option name '%s'", papszArgv[iArg]));
        }
        else if( pszDataSource == nullptr )
        {
            pszDataSource = papszArgv[iArg];
        }
        else
        {
            papszLayers = CSLAddString(papszLayers, papszArgv[iArg]);
            bAllLayers = false;
        }
    }

    if( pszDataSource == nullptr )
        Usage("No datasource specified.");

    if( pszDialect != nullptr && pszWHERE != nullptr &&
        pszSQLStatement == nullptr )
        printf("Warning: -dialect is ignored with -where. Use -sql instead");

    if( bDatasetGetNextFeature && pszSQLStatement )
    {
        Usage("-rl is incompatible with -sql");
    }

#ifdef __AFL_HAVE_MANUAL_CONTROL
    while (__AFL_LOOP(1000)) {
#endif
/* -------------------------------------------------------------------- */
/*      Open data source.                                               */
/* -------------------------------------------------------------------- */
    GDALDataset *poDS = static_cast<GDALDataset *>(GDALOpenEx(
        pszDataSource,
        ((bReadOnly || pszSQLStatement == nullptr) &&
         !bUpdate ? GDAL_OF_READONLY : GDAL_OF_UPDATE) | GDAL_OF_VECTOR,
        nullptr, papszOpenOptions, nullptr));
    if( poDS == nullptr && !bReadOnly && !bUpdate &&
        pszSQLStatement == nullptr )
    {
        // In some cases (empty geopackage for example), opening in read-only
        // mode fails, so retry in update mode
        if( GDALIdentifyDriverEx(pszDataSource, GDAL_OF_VECTOR,
                                 nullptr, nullptr) )
        {
            poDS = static_cast<GDALDataset *>(GDALOpenEx(
                pszDataSource,
                GDAL_OF_UPDATE | GDAL_OF_VECTOR, nullptr,
                papszOpenOptions, nullptr));
        }
    }
    if( poDS == nullptr && !bReadOnly && !bUpdate &&
        pszSQLStatement != nullptr )
    {
        poDS = static_cast<GDALDataset *>(GDALOpenEx(
            pszDataSource,
            GDAL_OF_READONLY | GDAL_OF_VECTOR, nullptr,
            papszOpenOptions, nullptr));
        if( poDS != nullptr && bVerbose )
        {
            printf("Had to open data source read-only.\n");
#ifdef __AFL_HAVE_MANUAL_CONTROL
            bReadOnly = true;
#endif
        }
    }

    GDALDriver *poDriver = nullptr;
    if( poDS != nullptr )
        poDriver = poDS->GetDriver();

/* -------------------------------------------------------------------- */
/*      Report failure                                                  */
/* -------------------------------------------------------------------- */
    if( poDS == nullptr )
    {
        printf("FAILURE:\n"
               "Unable to open datasource `%s' with the following drivers.\n",
               pszDataSource);
#ifdef __AFL_HAVE_MANUAL_CONTROL
        continue;
#else
        OGRSFDriverRegistrar *poR = OGRSFDriverRegistrar::GetRegistrar();
        for( int iDriver = 0; iDriver < poR->GetDriverCount(); iDriver++ )
        {
            printf("  -> %s\n", poR->GetDriver(iDriver)->GetDescription());
        }

        nRet = 1;
        goto end;
#endif
    }

    CPLAssert(poDriver != nullptr);

/* -------------------------------------------------------------------- */
/*      Some information messages.                                      */
/* -------------------------------------------------------------------- */
    if( bVerbose )
        printf("INFO: Open of `%s'\n"
               "      using driver `%s' successful.\n",
               pszDataSource, poDriver->GetDescription());

    if( bVerbose && !EQUAL(pszDataSource,poDS->GetDescription()) )
    {
        printf("INFO: Internal data source name `%s'\n"
               "      different from user name `%s'.\n",
               poDS->GetDescription(), pszDataSource);
    }

    GDALInfoReportMetadata(static_cast<GDALMajorObjectH>(poDS),
                           bListMDD,
                           bShowMetadata,
                           papszExtraMDDomains);

    if( bDatasetGetNextFeature )
    {
        nRepeatCount = 0;  // skip layer reporting.

/* -------------------------------------------------------------------- */
/*      Set filters if provided.                                        */
/* -------------------------------------------------------------------- */
        if( pszWHERE != nullptr || poSpatialFilter != nullptr )
        {
            for( int iLayer = 0; iLayer < poDS->GetLayerCount(); iLayer++ )
            {
                OGRLayer *poLayer = poDS->GetLayer(iLayer);

                if( poLayer == nullptr )
                {
                    printf("FAILURE: Couldn't fetch advertised layer %d!\n",
                           iLayer);
                    exit(1);
                }

                if( pszWHERE != nullptr )
                {
                    if( poLayer->SetAttributeFilter(pszWHERE) != OGRERR_NONE )
                    {
                        printf("WARNING: SetAttributeFilter(%s) "
                               "failed on layer %s.\n",
                               pszWHERE, poLayer->GetName());
                    }
                }

                if( poSpatialFilter != nullptr )
                {
                    if( pszGeomField != nullptr )
                    {
                        OGRFeatureDefn *poDefn = poLayer->GetLayerDefn();
                        const int iGeomField =
                            poDefn->GetGeomFieldIndex(pszGeomField);
                        if( iGeomField >= 0 )
                            poLayer->SetSpatialFilter(iGeomField,
                                                      poSpatialFilter);
                        else
                            printf("WARNING: Cannot find geometry field %s.\n",
                                   pszGeomField);
                    }
                    else
                    {
                        poLayer->SetSpatialFilter(poSpatialFilter);
                    }
                }
            }
        }

        std::set<OGRLayer*> oSetLayers;
        while( true )
        {
            OGRLayer* poLayer = nullptr;
            OGRFeature* poFeature = poDS->GetNextFeature(&poLayer, nullptr,
                                                         nullptr, nullptr);
            if( poFeature == nullptr )
                break;
            if( papszLayers == nullptr || poLayer == nullptr ||
                CSLFindString(papszLayers, poLayer->GetName()) >= 0 )
            {
                if( bVerbose && poLayer != nullptr &&
                    oSetLayers.find(poLayer) == oSetLayers.end() )
                {
                    oSetLayers.insert(poLayer);
                    const bool bSummaryOnlyBackup = bSummaryOnly;
                    bSummaryOnly = true;
                    ReportOnLayer(poLayer, nullptr, nullptr, nullptr,
                                  bListMDD, bShowMetadata,
                                  papszExtraMDDomains,
                                  bFeatureCount,
                                  bExtent,
                                  pszWKTFormat);
                    bSummaryOnly = bSummaryOnlyBackup;
                }
                if( !bSuperQuiet && !bSummaryOnly )
                    poFeature->DumpReadable(nullptr, papszOptions);
            }
            OGRFeature::DestroyFeature(poFeature);
        }
    }

/* -------------------------------------------------------------------- */
/*      Special case for -sql clause.  No source layers required.       */
/* -------------------------------------------------------------------- */
    else if( pszSQLStatement != nullptr )
    {
        nRepeatCount = 0;  // skip layer reporting.

        if( CSLCount(papszLayers) > 0 )
            printf("layer names ignored in combination with -sql.\n");

        OGRLayer *poResultSet =
            poDS->ExecuteSQL(
                pszSQLStatement,
                pszGeomField == nullptr ? poSpatialFilter : nullptr,
                pszDialect);

        if( poResultSet != nullptr )
        {
            if( pszWHERE != nullptr )
            {
                if( poResultSet->SetAttributeFilter(pszWHERE) != OGRERR_NONE )
                {
                    printf("FAILURE: SetAttributeFilter(%s) failed.\n",
                           pszWHERE);
                    exit(1);
                }
            }

            if( pszGeomField != nullptr )
                ReportOnLayer(poResultSet, nullptr,
                              pszGeomField, poSpatialFilter,
                              bListMDD, bShowMetadata, papszExtraMDDomains,
                              bFeatureCount, bExtent, pszWKTFormat);
            else
                ReportOnLayer(poResultSet, nullptr, nullptr, nullptr,
                              bListMDD, bShowMetadata, papszExtraMDDomains,
                              bFeatureCount, bExtent, pszWKTFormat);
            poDS->ReleaseResultSet(poResultSet);
        }
    }

    // coverity[tainted_data]
    for( int iRepeat = 0; iRepeat < nRepeatCount; iRepeat++ )
    {
        if( papszLayers == nullptr || *papszLayers == nullptr )
        {
            if( iRepeat == 0 )
                CPLDebug("OGR", "GetLayerCount() = %d\n",
                         poDS->GetLayerCount());

/* -------------------------------------------------------------------- */
/*      Process each data source layer.                                 */
/* -------------------------------------------------------------------- */
            for( int iLayer = 0; iLayer < poDS->GetLayerCount(); iLayer++ )
            {
                OGRLayer *poLayer = poDS->GetLayer(iLayer);

                if( poLayer == nullptr )
                {
                    printf("FAILURE: Couldn't fetch advertised layer %d!\n",
                           iLayer);
                    exit(1);
                }

                if( !bAllLayers )
                {
                    printf("%d: %s", iLayer + 1, poLayer->GetName());

                    const int nGeomFieldCount =
                        poLayer->GetLayerDefn()->GetGeomFieldCount();
                    if( nGeomFieldCount > 1 )
                    {
                        printf(" (");
                        for( int iGeom = 0; iGeom < nGeomFieldCount; iGeom++ )
                        {
                            if( iGeom > 0 )
                                printf(", ");
                            OGRGeomFieldDefn* poGFldDefn =
                                poLayer->GetLayerDefn()->
                                    GetGeomFieldDefn(iGeom);
                            printf(
                                "%s",
                                OGRGeometryTypeToName(
                                    poGFldDefn->GetType()));
                        }
                        printf(")");
                    }
                    else if( poLayer->GetGeomType() != wkbUnknown )
                        printf(" (%s)",
                               OGRGeometryTypeToName(
                                   poLayer->GetGeomType()));

                    printf("\n");
                }
                else
                {
                    if( iRepeat != 0 )
                        poLayer->ResetReading();

                    ReportOnLayer(poLayer, pszWHERE,
                                  pszGeomField, poSpatialFilter,
                                  bListMDD, bShowMetadata, papszExtraMDDomains,
                                  bFeatureCount, bExtent, pszWKTFormat);
                }
            }
        }
        else
        {
/* -------------------------------------------------------------------- */
/*      Process specified data source layers.                           */
/* -------------------------------------------------------------------- */

            for( char** papszIter = papszLayers;
                 *papszIter != nullptr;
                 ++papszIter )
            {
                OGRLayer *poLayer = poDS->GetLayerByName(*papszIter);

                if( poLayer == nullptr )
                {
                    printf("FAILURE: Couldn't fetch requested layer %s!\n",
                           *papszIter);
                    exit(1);
                }

                if( iRepeat != 0 )
                    poLayer->ResetReading();

                ReportOnLayer(poLayer, pszWHERE, pszGeomField, poSpatialFilter,
                              bListMDD, bShowMetadata, papszExtraMDDomains,
                              bFeatureCount, bExtent, pszWKTFormat);
            }
        }
    }

/* -------------------------------------------------------------------- */
/*      Close down.                                                     */
/* -------------------------------------------------------------------- */
    GDALClose(poDS);

#ifdef __AFL_HAVE_MANUAL_CONTROL
    }
#else
end:
#endif

    CSLDestroy(papszArgv);
    CSLDestroy(papszLayers);
    CSLDestroy(papszOptions);
    CSLDestroy(papszOpenOptions);
    CSLDestroy(papszExtraMDDomains);
    if( poSpatialFilter )
        OGRGeometryFactory::destroyGeometry(poSpatialFilter);
    CPLFree(pszSQLStatement);
    CPLFree(pszWHERE);

    OGRCleanupAll();

    return nRet;
}
Exemplo n.º 8
0
SEXP ogrDeleteLayer (SEXP ogrSource, SEXP Layer, SEXP ogrDriver) {
    OGRLayer *poLayer;
#ifdef GDALV2
    GDALDataset *poDS;
    GDALDriver *poDriver;
#else
    OGRDataSource *poDS;
    OGRSFDriver *poDriver;
#endif
    int iLayer = -1;
    int flag = 0;

    installErrorHandler();
#ifdef GDALV2
    poDriver = GetGDALDriverManager()->GetDriverByName(CHAR(STRING_ELT(ogrDriver, 0)));
#else
    poDriver = OGRSFDriverRegistrar::GetRegistrar()->GetDriverByName(
                   CHAR(STRING_ELT(ogrDriver, 0)) );
#endif
    uninstallErrorHandlerAndTriggerError();
    if (poDriver == NULL) {
        error("Driver not available");
    }

    installErrorHandler();
#ifdef GDALV2
    poDS=(GDALDataset*) GDALOpenEx(CHAR(STRING_ELT(ogrSource, 0)), GDAL_OF_VECTOR, NULL, NULL, NULL);
    if(poDS==NULL) {
        error("Cannot open data source");
    }
    if (!EQUAL(CHAR(STRING_ELT(ogrDriver, 0)),
               poDS->GetDriver()->GetDescription())) {
        GDALClose( poDS );
        poDS = NULL;
    }
#else
    poDS = poDriver->Open(CHAR(STRING_ELT(ogrSource, 0)),
                          TRUE);
#endif
    uninstallErrorHandlerAndTriggerError();

    if (poDS==NULL)
        error("Cannot open data source for update");

    installErrorHandler();
    for(iLayer = 0; iLayer < poDS->GetLayerCount(); iLayer++) {
        poLayer = poDS->GetLayer(iLayer);
#ifdef GDALV2
        if (poLayer != NULL && EQUAL(poLayer->GetName(),
                                     CHAR(STRING_ELT(Layer, 0)))) {
            flag = 1;
            break;
        }
#else
        if (poLayer != NULL && EQUAL(poLayer->GetLayerDefn()->GetName(),
                                     CHAR(STRING_ELT(Layer, 0)))) {
            flag = 1;
            break;
        }
#endif
    }
    uninstallErrorHandlerAndTriggerError();
    installErrorHandler();
    if (flag != 0) {
        int res = poDS->DeleteLayer(iLayer);
        if (res != OGRERR_NONE) {
#ifdef GDALV2
            GDALClose( poDS );
#else
            OGRDataSource::DestroyDataSource( poDS );
#endif
            uninstallErrorHandlerAndTriggerError();
            error("ogrDeleteLayer: failed to delete layer");
        }
    } else {
        warning("ogrDeleteLayer: no such layer");
    }
#ifdef GDALV2
    GDALClose( poDS );
#else
    OGRDataSource::DestroyDataSource( poDS );
#endif
    uninstallErrorHandlerAndTriggerError();
    return(R_NilValue);
}
Exemplo n.º 9
0
SEXP ogrListLayers (SEXP ogrSource) {
#ifdef GDALV2
    GDALDataset *poDS;
    GDALDriver *poDriver;
#else
    OGRDataSource *poDS;
    OGRSFDriver *poDriver;
#endif
    OGRLayer *poLayer;
    int i, nlayers;
    SEXP ans, debug;
    int pc=0;

    installErrorHandler();
#ifdef GDALV2
    poDS=(GDALDataset*) GDALOpenEx(CHAR(STRING_ELT(ogrSource, 0)), GDAL_OF_VECTOR, NULL, NULL, NULL);
    if(poDS==NULL) {
        uninstallErrorHandlerAndTriggerError();
        error("Cannot open data source");
    }
    poDriver = poDS->GetDriver();
#else
    poDS=OGRSFDriverRegistrar::Open(CHAR(STRING_ELT(ogrSource, 0)),
                                    FALSE, &poDriver);
#endif
    uninstallErrorHandlerAndTriggerError();

    if(poDS==NULL) {
        error("Cannot open data source");
    }

    debug = getAttrib(ogrSource, mkString("debug"));
    installErrorHandler();
    nlayers = poDS->GetLayerCount();
    uninstallErrorHandlerAndTriggerError();
    if (LOGICAL_POINTER(debug)[0] == TRUE)
        Rprintf("ogrListLayers: nlayers %d\n", nlayers);

    PROTECT(ans=NEW_CHARACTER(nlayers+1));
    pc++;

    for (i=0; i<nlayers; i++) {
        installErrorHandler();
        poLayer = poDS->GetLayer(i);

        if(poLayer == NULL) {
            if (LOGICAL_POINTER(debug)[0] == TRUE) {
                SET_STRING_ELT(ans, i, mkChar(""));
                Rprintf("ogrListLayers: NULL layer %d\n", i);
            } else {
                uninstallErrorHandlerAndTriggerError();
                error("Cannot open layer");
            }
        } else {
            SET_STRING_ELT(ans, i, mkChar(poLayer->GetLayerDefn()->GetName()));
        }
        uninstallErrorHandlerAndTriggerError();
    }

    installErrorHandler();
#ifdef GDALV2
    SET_STRING_ELT(ans, nlayers, mkChar(poDriver->GetDescription()));
#else
    SET_STRING_ELT(ans, nlayers, mkChar(poDriver->GetName()));
#endif
    uninstallErrorHandlerAndTriggerError();

    installErrorHandler();
#ifdef GDALV2
    GDALClose( poDS );
#else
    OGRDataSource::DestroyDataSource( poDS );
#endif
    uninstallErrorHandlerAndTriggerError();

    UNPROTECT(pc);
    return(ans);

}
Exemplo n.º 10
0
int FindSRS( const char *pszInput, OGRSpatialReference &oSRS )

{
    int            bGotSRS = FALSE;
    VSILFILE      *fp = NULL;
    GDALDataset	  *poGDALDS = NULL; 
    OGRLayer      *poLayer = NULL;
    const char    *pszProjection = NULL;
    CPLErrorHandler oErrorHandler = NULL;
    int bIsFile = FALSE;
    OGRErr eErr = OGRERR_NONE;
    int bDebug  = FALSE;

    /* temporarily suppress error messages we may get from xOpen() */
    bDebug = CSLTestBoolean(CPLGetConfigOption("CPL_DEBUG", "OFF"));
    if ( ! bDebug )
        oErrorHandler = CPLSetErrorHandler ( CPLQuietErrorHandler );

    /* Test if argument is a file */
    fp = VSIFOpenL( pszInput, "r" );
    if ( fp )  {
        bIsFile = TRUE;
        VSIFCloseL( fp );
        CPLDebug( "gdalsrsinfo", "argument is a file" );
    } 
       
    /* try to open with GDAL */
    if( strncmp(pszInput, "http://spatialreference.org/",
                strlen("http://spatialreference.org/")) != 0 )
    {
        CPLDebug( "gdalsrsinfo", "trying to open with GDAL" );
        poGDALDS = (GDALDataset *) GDALOpenEx( pszInput, 0, NULL, NULL, NULL );
    }
    if ( poGDALDS != NULL ) {
        pszProjection = poGDALDS->GetProjectionRef( );
        if( pszProjection != NULL && pszProjection[0] != '\0' )
        {
            char* pszProjectionTmp = (char*) pszProjection;
            if( oSRS.importFromWkt( &pszProjectionTmp ) == OGRERR_NONE ) {
                CPLDebug( "gdalsrsinfo", "got SRS from GDAL" );
                bGotSRS = TRUE;
            }
        }
        else if( poGDALDS->GetLayerCount() > 0 )
        {
            poLayer = poGDALDS->GetLayer( 0 );
            if ( poLayer != NULL ) {
                OGRSpatialReference *poSRS = poLayer->GetSpatialRef( );
                if ( poSRS != NULL ) {
                    CPLDebug( "gdalsrsinfo", "got SRS from OGR" );
                    bGotSRS = TRUE;
                    OGRSpatialReference* poSRSClone = poSRS->Clone();
                    oSRS = *poSRSClone;
                    OGRSpatialReference::DestroySpatialReference( poSRSClone );
                }
            }
        }
        GDALClose( (GDALDatasetH) poGDALDS );
        if ( ! bGotSRS ) 
            CPLDebug( "gdalsrsinfo", "did not open with GDAL" );
    }    
    
    /* Try ESRI file */
    if ( ! bGotSRS && bIsFile && (strstr(pszInput,".prj") != NULL) ) {
        CPLDebug( "gdalsrsinfo", 
                  "trying to get SRS from ESRI .prj file [%s]", pszInput );

        char **pszTemp;
        if ( strstr(pszInput,"ESRI::") != NULL )
            pszTemp = CSLLoad( pszInput+6 );
        else 
            pszTemp = CSLLoad( pszInput );

        if( pszTemp ) {
            eErr = oSRS.importFromESRI( pszTemp );
            CSLDestroy( pszTemp );
        }
        else 
            eErr = OGRERR_UNSUPPORTED_SRS;

        if( eErr != OGRERR_NONE ) {
            CPLDebug( "gdalsrsinfo", "did not get SRS from ESRI .prj file" );
        }
        else {
            CPLDebug( "gdalsrsinfo", "got SRS from ESRI .prj file" );
            bGotSRS = TRUE;
        }
    }

    /* Last resort, try OSRSetFromUserInput() */
    if ( ! bGotSRS ) {
        CPLDebug( "gdalsrsinfo", 
                  "trying to get SRS from user input [%s]", pszInput );

        eErr = oSRS.SetFromUserInput( pszInput );
 
       if(  eErr != OGRERR_NONE ) {
            CPLDebug( "gdalsrsinfo", "did not get SRS from user input" );
        }
        else {
            CPLDebug( "gdalsrsinfo", "got SRS from user input" );
            bGotSRS = TRUE;
        }
    }
    
    /* restore error messages */
    if ( ! bDebug )
        CPLSetErrorHandler ( oErrorHandler );	


    return bGotSRS;
}
Exemplo n.º 11
0
FBErr FBProjectGdal::readFromDataset (QString datasetPath)
{
    // Firstly try to open dataset and check its correctness.
    QByteArray ba;
    ba = datasetPath.toUtf8();
    GDALDataset *dataset;
    dataset = (GDALDataset*) GDALOpenEx(ba.data(), GDAL_OF_VECTOR,
                                        NULL, NULL, NULL);
    if (dataset == NULL)
    {
        FBProject::CUR_ERR_INFO = QObject::tr("Unable to open dataset via GDAL");
        return FBErrIncorrectGdalDataset;
    }

    // Check layer's count.
    int layerCount = dataset->GetLayerCount();
    if (layerCount == 0 || layerCount > 1)
    {
        GDALClose(dataset);
        FBProject::CUR_ERR_INFO = QObject::tr("Selected GDAL dataset must contain 1"
              "layer, while it contains ") + QString::number(layerCount);
        return FBErrIncorrectGdalDataset;
    }

    OGRLayer *layer = dataset->GetLayer(0);
    if (layer == NULL)
    {
        GDALClose(dataset);
        FBProject::CUR_ERR_INFO = QObject::tr("Unable to read layer in selected GDAL"
              "dataset");
        return FBErrIncorrectGdalDataset;
    }

    OGRFeatureDefn *layerDefn = layer->GetLayerDefn();
    if (layerDefn->GetFieldCount() == 0)
    {
        GDALClose(dataset);
        FBProject::CUR_ERR_INFO = QObject::tr("Selected GDAL dataset's layer must"
              " contain at least one field, while it contains no fields");
        return FBErrIncorrectGdalDataset_NotForNgw;
    }

    OGRSpatialReference *layerSpaRef = layer->GetSpatialRef();
    if (layerSpaRef == NULL)
    {
        GDALClose(dataset);
        FBProject::CUR_ERR_INFO = QObject::tr("Selected GDAL dataset does not contain"
              " its spatial reference system description");
        return FBErrIncorrectGdalDataset;
    }

    // All checks were made and we can fill the rest metadata of the project, which
    // can be read via GDAL.

    OGRwkbGeometryType geomType = layerDefn->GetGeomType();
    FbGeomType *gt = FBProject::findGeomTypeByGdal(geomType);
    if (gt == NULL)
    {
        // No default value for geometry type. NextGIS Mobile will not be able
        // to read "undefined" geometry. So rise error here.

        // TODO: do not rise error for GDAL types which can be translated, such as
        // wkbPolygon25D to simple Polygon.

        GDALClose(dataset);
        FBProject::CUR_ERR_INFO = QObject::tr("Selected GDAL dataset has unsupported"
                          " geometry type: ") + OGRGeometryTypeToName(geomType);
        return FBErrIncorrectGdalDataset_NotForNgw;
    }
    geometry_type = gt;

    for (int i=0; i<layerDefn->GetFieldCount(); i++)
    {
        FBField descr;
        OGRFieldDefn *fieldDefn = layerDefn->GetFieldDefn(i);
        OGRFieldType fieldType = fieldDefn->GetType();
        FbDataType *dt = FBProject::findDataTypeByGdal(fieldType);
        if (dt == NULL)
        {
            // Default datatype.
            // Data will be converted to string during the writing into JSON file.
            descr.datataype = DATA_TYPES[FB_TYPEINDEX_DATA_STRING];
        }
        else
        {
            descr.datataype = dt;
        }
        descr.display_name = QString::fromUtf8(fieldDefn->GetNameRef());
        fields.insert(QString::fromUtf8(fieldDefn->GetNameRef()), descr);
    }

    GDALClose(dataset);

    return FBErrNone;
}
Exemplo n.º 12
0
	bool Shape::load(const std::string& filename) {
		GDALAllRegister();

		GDALDataset* poDS;
		poDS = (GDALDataset*)GDALOpenEx(filename.c_str(), GDAL_OF_VECTOR, NULL, NULL, NULL);
		if (poDS == NULL) return false;

		// 初期化
		shapeObjects.clear();
		minBound.x = std::numeric_limits<float>::max();
		minBound.y = std::numeric_limits<float>::max();
		minBound.z = std::numeric_limits<float>::max();
		maxBound.x = -std::numeric_limits<float>::max();
		maxBound.y = -std::numeric_limits<float>::max();
		maxBound.z = -std::numeric_limits<float>::max();

		int nLayers = poDS->GetLayerCount();
		int i = 0;
		for (int n = 0; n < nLayers; ++n) {
			OGRLayer* poLayer = poDS->GetLayer(n);
			shapeType = poLayer->GetGeomType();
			shapeObjects.resize(shapeObjects.size() + poLayer->GetFeatureCount());
			
			OGRFeature* poFeature;
			poLayer->ResetReading();
			while ((poFeature = poLayer->GetNextFeature()) != NULL) {
				// 属性の名前を読み込む
				std::vector<std::string> fieldNames;
				for (int j = 0; j < poFeature->GetFieldCount(); ++j) {
					OGRFieldDefn* poFieldDefn = poFeature->GetFieldDefnRef(j);
					fieldNames.push_back(poFieldDefn->GetNameRef());
				}

				// 属性の値を読み込む
				OGRFeatureDefn *poFDefn = poLayer->GetLayerDefn();
				for (int j = 0; j < poFDefn->GetFieldCount(); ++j) {
					OGRFieldDefn* poFieldDefn = poFDefn->GetFieldDefn(j);
					if (poFieldDefn->GetType() == OFTInteger) {
						shapeObjects[i].attributes[fieldNames[j]] = Variant(poFeature->GetFieldAsInteger(j));
					}
					else if (poFieldDefn->GetType() == OFTInteger64) {
						shapeObjects[i].attributes[fieldNames[j]] = Variant(poFeature->GetFieldAsInteger(j));
					}
					else if (poFieldDefn->GetType() == OFTReal) {
						shapeObjects[i].attributes[fieldNames[j]] = Variant(poFeature->GetFieldAsDouble(j));
					}
					else if (poFieldDefn->GetType() == OFTString) {
						shapeObjects[i].attributes[fieldNames[j]] = Variant(poFeature->GetFieldAsString(j));
					}
					else {
						shapeObjects[i].attributes[fieldNames[j]] = Variant(poFeature->GetFieldAsString(j));
					}
				}

				// このshapeのベクトルデータを読み込む
				OGRGeometry* poGeometry = poFeature->GetGeometryRef();
				if (poGeometry != NULL) {
					if (wkbFlatten(poGeometry->getGeometryType()) == wkbPoint) {
						shapeObjects[i].parts.resize(1);
						shapeObjects[i].parts[0].points.resize(1);

						OGRPoint* poPoint = (OGRPoint*)poGeometry;
						shapeObjects[i].parts[0].points[0].x = poPoint->getX();
						shapeObjects[i].parts[0].points[0].y = poPoint->getY();

						updateBounds(poPoint);
					}
					else if (wkbFlatten(poGeometry->getGeometryType()) == wkbLineString) {
						OGRLineString* poLineString = (OGRLineString*)poGeometry;
						readLineString(poLineString, shapeObjects[i]);
					}
					else if (wkbFlatten(poGeometry->getGeometryType()) == wkbPolygon) {
						OGRPolygon* poPolygon = (OGRPolygon*)poGeometry;
						readPolygon(poPolygon, shapeObjects[i]);
					}
					else if (wkbFlatten(poGeometry->getGeometryType()) == wkbMultiPolygon) {
						OGRMultiPolygon* poMultiPolygon = (OGRMultiPolygon*)poGeometry;
						readMultiPolygon(poMultiPolygon, shapeObjects[i]);
					}
					else {
						// not supported
					}
				}

				// shapeObjectsのインデックスをインクリメント
				i++;

				// OGRが取得したメモリを開放
				OGRFeature::DestroyFeature(poFeature);
			}
		}

		GDALClose(poDS);

		return true;
	}