QDebug operator<<(QDebug dbg, OGRLayer* layer)
{
layer->ResetReading();
OGRFeatureDefn* def = layer->GetLayerDefn();
FeaturePtr feat;
while ((feat = FeaturePtr(layer->GetNextFeature())) != nullptr)
{
for (int i = 0; i < def->GetFieldCount(); ++i)
{
OGRFieldDefn* fdef = def->GetFieldDefn(i);
switch (fdef->GetType())
{
case OFTInteger:
dbg << fdef->GetNameRef() << feat->GetFieldAsInteger(i);
break;
case OFTReal:
dbg << fdef->GetNameRef() << feat->GetFieldAsDouble(i);
break;
case OFTString:
dbg << fdef->GetNameRef() << feat->GetFieldAsString(i);
break;
default:
dbg << "Unknown type:" << fdef->GetType();
}
}
dbg << "-----";
}
return dbg;
}
OGRErr OGRILI2Layer::ICreateFeature( OGRFeature *poFeature ) {
char szTempBuffer[80];
const char* tid;
int iField = 0;
if( poFeatureDefn->GetFieldCount() &&
EQUAL(poFeatureDefn->GetFieldDefn(iField)->GetNameRef(), "TID") )
{
tid = poFeature->GetFieldAsString(0);
++iField;
}
else
{
snprintf( szTempBuffer, sizeof(szTempBuffer), CPL_FRMT_GIB,
poFeature->GetFID() );
tid = szTempBuffer;
}
VSILFILE* fp = poDS->GetOutputFP();
if (fp == NULL)
return OGRERR_FAILURE;
VSIFPrintfL(fp, "<%s TID=\"%s\">\n", poFeatureDefn->GetName(), tid);
// Write out Geometries
for( int iGeomField = 0;
iGeomField < poFeatureDefn->GetGeomFieldCount();
iGeomField++ )
{
OGRGeomFieldDefn *poFieldDefn
= poFeatureDefn->GetGeomFieldDefn(iGeomField);
OGRGeometry* poGeom = poFeature->GetGeomFieldRef(iGeomField);
if( poGeom != NULL )
{
CPLString iliGeomType = GetIliGeomType(poFieldDefn->GetNameRef());
OGR2ILIGeometryAppend( poGeom, fp, poFieldDefn->GetNameRef(),
iliGeomType );
}
}
// Write all "set" fields.
for( ; iField < poFeatureDefn->GetFieldCount(); iField++ )
{
OGRFieldDefn *poField = poFeatureDefn->GetFieldDefn( iField );
if( poFeature->IsFieldSet( iField ) )
{
const char *pszRaw = poFeature->GetFieldAsString( iField );
VSIFPrintfL(fp, "<%s>%s</%s>\n", poField->GetNameRef(), pszRaw, poField->GetNameRef());
}
}
VSIFPrintfL(fp, "</%s>\n", poFeatureDefn->GetName());
return OGRERR_NONE;
}
//#include "s57.h"
int main(int argc, char **argv)
{
OGRRegisterAll();
OGRDataSource *poDS;
printf("Opening %s\n",argv[1]);
poDS = OGRSFDriverRegistrar::Open( argv[1], FALSE );
if( poDS == NULL )
{
printf( "Open failed.\n" );
exit( 1 );
}
OGRLayer *poLayer;
int layers = poDS->GetLayerCount();
for (int layer =0 ; layer< layers; layer++) {
poLayer = poDS->GetLayer(layer);
if (poLayer == NULL) continue;
printf("%d, %s, %s",layer, poLayer->GetName(), OGRGeometryTypeToName(poLayer->GetGeomType()));
poLayer->ResetReading();
OGRFeatureDefn *poFDefn = poLayer->GetLayerDefn();
int iField;
for( iField = 0; iField < poFDefn->GetFieldCount(); iField++ )
{
OGRFieldDefn *poFieldDefn = poFDefn->GetFieldDefn( iField );
printf(", %s",poFieldDefn->GetNameRef());
}
printf("\n");
}
}
//---------------------------------------------------------
CSG_Shapes * COGR_DataSource::Read_Shapes(int iLayer)
{
OGRLayer *pLayer = Get_Layer(iLayer);
//-----------------------------------------------------
if( pLayer && Get_Type(iLayer) != SHAPE_TYPE_Undefined )
{
int iField;
OGRFeature *pFeature;
OGRFeatureDefn *pDef = pLayer->GetLayerDefn();
CSG_Shapes *pShapes = SG_Create_Shapes(Get_Type(iLayer), CSG_String(pDef->GetName()));
for(iField=0; iField<pDef->GetFieldCount(); iField++)
{
OGRFieldDefn *pDefField = pDef->GetFieldDefn(iField);
pShapes->Add_Field(pDefField->GetNameRef(), COGR_Driver::Get_Type(pDefField->GetType()));
}
pLayer->ResetReading();
//-------------------------------------------------
while( (pFeature = pLayer->GetNextFeature()) != NULL && SG_UI_Process_Get_Okay(false) )
{
OGRGeometry *pGeometry = pFeature->GetGeometryRef();
if( pGeometry != NULL )
{
CSG_Shape *pShape = pShapes->Add_Shape();
for(iField=0; iField<pDef->GetFieldCount(); iField++)
{
OGRFieldDefn *pDefField = pDef->GetFieldDefn(iField);
switch( pDefField->GetType() )
{
default: pShape->Set_Value(iField, SG_STR_MBTOSG(pFeature->GetFieldAsString (iField))); break;
case OFTString: pShape->Set_Value(iField, SG_STR_MBTOSG(pFeature->GetFieldAsString (iField))); break;
case OFTInteger: pShape->Set_Value(iField, pFeature->GetFieldAsInteger(iField)); break;
case OFTReal: pShape->Set_Value(iField, pFeature->GetFieldAsDouble (iField)); break;
}
}
//-----------------------------------------
if( _Read_Geometry(pShape, pGeometry) == false )
{
pShapes->Del_Shape(pShape);
}
}
OGRFeature::DestroyFeature(pFeature);
}
return( pShapes );
}
//-----------------------------------------------------
return( NULL );
}
wxString wxGISTable::GetColLabelValue(int col)
{
wxString label;
OGRFieldDefn* pOGRFieldDefn = m_pOGRFeatureDefn->GetFieldDefn(col);
label = wgMB2WX(pOGRFieldDefn->GetNameRef());
if(!m_sFIDKeyName.IsEmpty())
{
if(label == m_sFIDKeyName);
label += _(" [*]");
}
return label;
}
json_object* OGRGMEAttributesToGeoJSON( OGRFeature* poFeature )
{
if ( NULL == poFeature )
return NULL;
json_object* pjoProperties = json_object_new_object();
CPLAssert( NULL != pjoProperties );
OGRFeatureDefn* poDefn = poFeature->GetDefnRef();
for( int nField = 0; nField < poDefn->GetFieldCount(); ++nField ) {
json_object* pjoProperty = NULL;
OGRFieldDefn* poFieldDefn = poDefn->GetFieldDefn( nField );
if ( NULL == poFieldDefn )
continue;
OGRFieldType eType = poFieldDefn->GetType();
if( !poFeature->IsFieldSet(nField) )
pjoProperty = NULL;
// In GME integers are encoded as strings.
else if( OFTInteger == eType )
pjoProperty = json_object_new_string( poFeature->GetFieldAsString( nField ) );
else if( OFTReal == eType )
pjoProperty = json_object_new_gme_double( poFeature->GetFieldAsDouble(nField) );
// Supported types are integer, double and string. So treating everything else as strings
else
pjoProperty = json_object_new_string( poFeature->GetFieldAsString(nField) );
json_object_object_add( pjoProperties, poFieldDefn->GetNameRef(), pjoProperty );
}
int nGxId = poFeature->GetFieldIndex("gx_id");
if (nGxId < 0) {
json_object* pjoProperty = NULL;
GIntBig nFID = poFeature->GetFID();
char acGxId[128];
snprintf(acGxId, 128, "GDAL-" CPL_FRMT_GIB, nFID);
CPLDebug("GME", "gx_id is not set, so adding \"gx_id\": \"%s\" field.",
acGxId);
pjoProperty = json_object_new_string( acGxId );
json_object_object_add( pjoProperties, "gx_id", pjoProperty);
}
return pjoProperties;
}
wxString wxGISGridTable::GetColLabelValue(int col)
{
wxString label;
OGRFeatureDefn* pOGRFeatureDefn = m_pGISDataset->GetDefinition();
if(!pOGRFeatureDefn)
return wxEmptyString;
OGRFieldDefn* pOGRFieldDefn = pOGRFeatureDefn->GetFieldDefn(col);
if(pOGRFieldDefn)
label = wxString(pOGRFieldDefn->GetNameRef(), wxConvUTF8);
if(label.IsSameAs(m_pGISDataset->GetFIDColumn(), false))
{
label.Append(_(" [*]"));
}
return label;
}
static void ReportOnLayer( OGRLayer * poLayer )
{
OGRFeatureDefn *poDefn = poLayer->GetLayerDefn();
printf( "\n" );
printf( "Layer name: %s\n", poDefn->GetName() );
printf( "Feature Count: %d\n", poLayer->GetFeatureCount() );
if( bVerbose )
{
char *pszWKT;
if( poLayer->GetSpatialRef() == NULL )
pszWKT = CPLStrdup( "(NULL)" );
else
poLayer->GetSpatialRef()->exportToWkt( &pszWKT );
printf( "Layer SRS WKT: %s\n", pszWKT );
CPLFree( pszWKT );
}
for( int iAttr = 0; iAttr < poDefn->GetFieldCount(); iAttr++ )
{
OGRFieldDefn *poField = poDefn->GetFieldDefn( iAttr );
printf( "%s: %s (%d.%d)\n",
poField->GetNameRef(),
poField->GetFieldTypeName( poField->GetType() ),
poField->GetWidth(),
poField->GetPrecision() );
}
/* -------------------------------------------------------------------- */
/* Read, and dump features. */
/* -------------------------------------------------------------------- */
OGRFeature *poFeature;
while( (poFeature = poLayer->GetNextFeature()) != NULL )
{
poFeature->DumpReadable( stdout );
delete poFeature;
}
}
OGRErr OGRLayerWithTransaction::AlterFieldDefn( int iField,
OGRFieldDefn* poNewFieldDefn,
int nFlags )
{
if( !m_poDecoratedLayer ) return OGRERR_FAILURE;
OGRErr eErr = m_poDecoratedLayer->AlterFieldDefn(iField, poNewFieldDefn, nFlags);
if( m_poFeatureDefn && eErr == OGRERR_NONE )
{
OGRFieldDefn* poSrcFieldDefn = m_poDecoratedLayer->GetLayerDefn()->GetFieldDefn(iField);
OGRFieldDefn* poDstFieldDefn = m_poFeatureDefn->GetFieldDefn(iField);
poDstFieldDefn->SetName(poSrcFieldDefn->GetNameRef());
poDstFieldDefn->SetType(poSrcFieldDefn->GetType());
poDstFieldDefn->SetSubType(poSrcFieldDefn->GetSubType());
poDstFieldDefn->SetWidth(poSrcFieldDefn->GetWidth());
poDstFieldDefn->SetPrecision(poSrcFieldDefn->GetPrecision());
poDstFieldDefn->SetDefault(poSrcFieldDefn->GetDefault());
poDstFieldDefn->SetNullable(poSrcFieldDefn->IsNullable());
}
return eErr;
}
OGRErr OGRGeoJSONWriteLayer::CreateField(OGRFieldDefn* poField, int bApproxOK)
{
UNREFERENCED_PARAM(bApproxOK);
for( int i = 0; i < poFeatureDefn_->GetFieldCount(); ++i )
{
OGRFieldDefn* poDefn = poFeatureDefn_->GetFieldDefn(i);
CPLAssert( NULL != poDefn );
if( EQUAL( poDefn->GetNameRef(), poField->GetNameRef() ) )
{
CPLDebug( "GeoJSON", "Field '%s' already present in schema",
poField->GetNameRef() );
// TODO - mloskot: Is this return code correct?
return OGRERR_NONE;
}
}
poFeatureDefn_->AddFieldDefn( poField );
return OGRERR_NONE;
}
void OGRFeature::DumpReadable( FILE * fpOut )
{
fprintf( fpOut, "OGRFeature(%s):%ld\n", poDefn->GetName(), GetFID() );
for( int iField = 0; iField < GetFieldCount(); iField++ )
{
OGRFieldDefn *poFDefn = poDefn->GetFieldDefn(iField);
fprintf( fpOut, " %s (%s) = ",
poFDefn->GetNameRef(),
OGRFieldDefn::GetFieldTypeName(poFDefn->GetType()) );
if( IsFieldSet( iField ) )
fprintf( fpOut, "%s\n", GetFieldAsString( iField ) );
else
fprintf( fpOut, "(null)\n" );
}
if( poGeometry != NULL )
poGeometry->dumpReadable( fpOut, " " );
fprintf( fpOut, "\n" );
}
feature_ptr ogr_featureset::next()
{
OGRFeature *poFeature;
while ((poFeature = layer_.GetNextFeature()) != NULL)
{
// ogr feature ids start at 0, so add one to stay
// consistent with other mapnik datasources that start at 1
const int feature_id = (poFeature->GetFID() + 1);
feature_ptr feature(feature_factory::create(ctx_,feature_id));
OGRGeometry* geom = poFeature->GetGeometryRef();
if (geom && ! geom->IsEmpty())
{
ogr_converter::convert_geometry(geom, feature);
}
else
{
MAPNIK_LOG_DEBUG(ogr) << "ogr_featureset: Feature with null geometry="
<< poFeature->GetFID();
OGRFeature::DestroyFeature( poFeature );
continue;
}
++count_;
int fld_count = layerdef_->GetFieldCount();
for (int i = 0; i < fld_count; i++)
{
OGRFieldDefn* fld = layerdef_->GetFieldDefn(i);
const OGRFieldType type_oid = fld->GetType();
const std::string fld_name = fld->GetNameRef();
switch (type_oid)
{
case OFTInteger:
{
feature->put( fld_name, poFeature->GetFieldAsInteger(i));
break;
}
case OFTReal:
{
feature->put( fld_name, poFeature->GetFieldAsDouble(i));
break;
}
case OFTString:
case OFTWideString: // deprecated !
{
UnicodeString ustr = tr_->transcode(poFeature->GetFieldAsString(i));
feature->put( fld_name, ustr);
break;
}
case OFTIntegerList:
case OFTRealList:
case OFTStringList:
case OFTWideStringList: // deprecated !
{
MAPNIK_LOG_WARN(ogr) << "ogr_featureset: Unhandled type_oid=" << type_oid;
break;
}
case OFTBinary:
{
MAPNIK_LOG_WARN(ogr) << "ogr_featureset: Unhandled type_oid=" << type_oid;
//feature->put(name,feat->GetFieldAsBinary (i, size));
break;
}
case OFTDate:
case OFTTime:
case OFTDateTime: // unhandled !
{
MAPNIK_LOG_WARN(ogr) << "ogr_featureset: Unhandled type_oid=" << type_oid;
break;
}
default: // unknown
{
MAPNIK_LOG_WARN(ogr) << "ogr_featureset: Unknown type_oid=" << type_oid;
break;
}
}
}
OGRFeature::DestroyFeature( poFeature );
return feature;
}
MAPNIK_LOG_DEBUG(ogr) << "ogr_featureset: " << count_ << " features";
return feature_ptr();
}
static void ReportOnLayer( OGRLayer * poLayer, const char *pszWHERE,
OGRGeometry *poSpatialFilter )
{
OGRFeatureDefn *poDefn = poLayer->GetLayerDefn();
/* -------------------------------------------------------------------- */
/* Set filters if provided. */
/* -------------------------------------------------------------------- */
if( pszWHERE != NULL )
poLayer->SetAttributeFilter( pszWHERE );
if( poSpatialFilter != NULL )
poLayer->SetSpatialFilter( poSpatialFilter );
/* -------------------------------------------------------------------- */
/* Report various overall information. */
/* -------------------------------------------------------------------- */
printf( "\n" );
printf( "Layer name: %s\n", poDefn->GetName() );
if( bVerbose )
{
printf( "Geometry: %s\n",
OGRGeometryTypeToName( poDefn->GetGeomType() ) );
printf( "Feature Count: %d\n", poLayer->GetFeatureCount() );
OGREnvelope oExt;
if (poLayer->GetExtent(&oExt, TRUE) == OGRERR_NONE)
{
printf("Extent: (%f, %f) - (%f, %f)\n",
oExt.MinX, oExt.MinY, oExt.MaxX, oExt.MaxY);
}
char *pszWKT;
if( poLayer->GetSpatialRef() == NULL )
pszWKT = CPLStrdup( "(unknown)" );
else
{
poLayer->GetSpatialRef()->exportToPrettyWkt( &pszWKT );
}
printf( "Layer SRS WKT:\n%s\n", pszWKT );
CPLFree( pszWKT );
if( strlen(poLayer->GetFIDColumn()) > 0 )
printf( "FID Column = %s\n",
poLayer->GetFIDColumn() );
if( strlen(poLayer->GetGeometryColumn()) > 0 )
printf( "Geometry Column = %s\n",
poLayer->GetGeometryColumn() );
for( int iAttr = 0; iAttr < poDefn->GetFieldCount(); iAttr++ )
{
OGRFieldDefn *poField = poDefn->GetFieldDefn( iAttr );
printf( "%s: %s (%d.%d)\n",
poField->GetNameRef(),
poField->GetFieldTypeName( poField->GetType() ),
poField->GetWidth(),
poField->GetPrecision() );
}
}
/* -------------------------------------------------------------------- */
/* Read, and dump features. */
/* -------------------------------------------------------------------- */
OGRFeature *poFeature = NULL;
if( nFetchFID == OGRNullFID && !bSummaryOnly )
{
while( (poFeature = poLayer->GetNextFeature()) != NULL )
{
poFeature->DumpReadable( NULL, papszOptions );
OGRFeature::DestroyFeature( poFeature );
}
}
else if( nFetchFID != OGRNullFID )
{
poFeature = poLayer->GetFeature( nFetchFID );
if( poFeature == NULL )
{
printf( "Unable to locate feature id %d on this layer.\n",
nFetchFID );
}
else
{
poFeature->DumpReadable( NULL, papszOptions );
OGRFeature::DestroyFeature( poFeature );
}
}
}
static void ReportOnLayer( OGRLayer * poLayer, int bVerbose )
{
OGRFeatureDefn *poDefn = poLayer->GetLayerDefn();
/* -------------------------------------------------------------------- */
/* Report various overall information. */
/* -------------------------------------------------------------------- */
printf( "\n" );
printf( "Layer name: %s\n", poLayer->GetName() );
if( bVerbose )
{
int nGeomFieldCount =
poLayer->GetLayerDefn()->GetGeomFieldCount();
if( nGeomFieldCount > 1 )
{
for(int iGeom = 0;iGeom < nGeomFieldCount; iGeom ++ )
{
OGRGeomFieldDefn* poGFldDefn =
poLayer->GetLayerDefn()->GetGeomFieldDefn(iGeom);
printf( "Geometry (%s): %s\n", poGFldDefn->GetNameRef(),
OGRGeometryTypeToName( poGFldDefn->GetType() ) );
}
}
else
{
printf( "Geometry: %s\n",
OGRGeometryTypeToName( poLayer->GetGeomType() ) );
}
printf( "Feature Count: " CPL_FRMT_GIB "\n", poLayer->GetFeatureCount() );
OGREnvelope oExt;
if( nGeomFieldCount > 1 )
{
for(int iGeom = 0;iGeom < nGeomFieldCount; iGeom ++ )
{
if (poLayer->GetExtent(iGeom, &oExt, TRUE) == OGRERR_NONE)
{
OGRGeomFieldDefn* poGFldDefn =
poLayer->GetLayerDefn()->GetGeomFieldDefn(iGeom);
CPLprintf("Extent (%s): (%f, %f) - (%f, %f)\n",
poGFldDefn->GetNameRef(),
oExt.MinX, oExt.MinY, oExt.MaxX, oExt.MaxY);
}
}
}
else if ( poLayer->GetExtent(&oExt, TRUE) == OGRERR_NONE)
{
CPLprintf("Extent: (%f, %f) - (%f, %f)\n",
oExt.MinX, oExt.MinY, oExt.MaxX, oExt.MaxY);
}
char *pszWKT;
if( nGeomFieldCount > 1 )
{
for(int iGeom = 0;iGeom < nGeomFieldCount; iGeom ++ )
{
OGRGeomFieldDefn* poGFldDefn =
poLayer->GetLayerDefn()->GetGeomFieldDefn(iGeom);
OGRSpatialReference* poSRS = poGFldDefn->GetSpatialRef();
if( poSRS == NULL )
pszWKT = CPLStrdup( "(unknown)" );
else
{
poSRS->exportToPrettyWkt( &pszWKT );
}
printf( "SRS WKT (%s):\n%s\n",
poGFldDefn->GetNameRef(), pszWKT );
CPLFree( pszWKT );
}
}
else
{
if( poLayer->GetSpatialRef() == NULL )
pszWKT = CPLStrdup( "(unknown)" );
else
{
poLayer->GetSpatialRef()->exportToPrettyWkt( &pszWKT );
}
printf( "Layer SRS WKT:\n%s\n", pszWKT );
CPLFree( pszWKT );
}
if( strlen(poLayer->GetFIDColumn()) > 0 )
printf( "FID Column = %s\n",
poLayer->GetFIDColumn() );
for(int iGeom = 0;iGeom < nGeomFieldCount; iGeom ++ )
{
OGRGeomFieldDefn* poGFldDefn =
poLayer->GetLayerDefn()->GetGeomFieldDefn(iGeom);
if( nGeomFieldCount == 1 &&
EQUAL(poGFldDefn->GetNameRef(), "") && poGFldDefn->IsNullable() )
break;
printf( "Geometry Column ");
if( nGeomFieldCount > 1 )
printf("%d ", iGeom + 1);
if( !poGFldDefn->IsNullable() )
printf("NOT NULL ");
printf("= %s\n", poGFldDefn->GetNameRef() );
}
for( int iAttr = 0; iAttr < poDefn->GetFieldCount(); iAttr++ )
{
OGRFieldDefn *poField = poDefn->GetFieldDefn( iAttr );
const char* pszType = (poField->GetSubType() != OFSTNone) ?
CPLSPrintf("%s(%s)",
poField->GetFieldTypeName( poField->GetType() ),
poField->GetFieldSubTypeName(poField->GetSubType())) :
poField->GetFieldTypeName( poField->GetType() );
printf( "%s: %s (%d.%d)",
poField->GetNameRef(),
pszType,
poField->GetWidth(),
poField->GetPrecision() );
if( !poField->IsNullable() )
printf(" NOT NULL");
if( poField->GetDefault() != NULL )
printf(" DEFAULT %s", poField->GetDefault() );
printf( "\n" );
}
}
/* -------------------------------------------------------------------- */
/* Read, and dump features. */
/* -------------------------------------------------------------------- */
OGRFeature *poFeature = NULL;
while( (poFeature = poLayer->GetNextFeature()) != NULL )
{
poFeature->DumpReadable( NULL );
OGRFeature::DestroyFeature( poFeature );
}
}
OGRFeature* OGRPLScenesLayer::GetNextRawFeature()
{
if( bEOF ||
(!bFilterMustBeClientSideEvaluated && nFeatureCount >= 0 && nNextFID > nFeatureCount) )
return NULL;
if( poGeoJSONLayer == NULL )
{
if( !GetNextPage() )
return NULL;
}
#ifdef notdef
if( CSLTestBoolean(CPLGetConfigOption("OGR_LIMIT_TOO_MANY_FEATURES", "FALSE")) &&
nFeatureCount > nPageSize )
{
bEOF = TRUE;
OGRFeature* poFeature = new OGRFeature(poFeatureDefn);
OGRGeometry* poGeom;
const char* pszWKT = "MULTIPOLYGON(((-180 90,180 90,180 -90,-180 -90,-180 90)))";
OGRGeometryFactory::createFromWkt((char**)&pszWKT, poSRS, &poGeom);
poFeature->SetGeometryDirectly(poGeom);
return poFeature;
}
#endif
OGRFeature* poGeoJSONFeature = poGeoJSONLayer->GetNextFeature();
if( poGeoJSONFeature == NULL )
{
osRequestURL = osNextURL;
bStillInFirstPage = FALSE;
if( !GetNextPage() )
return NULL;
poGeoJSONFeature = poGeoJSONLayer->GetNextFeature();
if( poGeoJSONFeature == NULL )
{
bEOF = TRUE;
return NULL;
}
}
OGRFeature* poFeature = new OGRFeature(poFeatureDefn);
poFeature->SetFID(nNextFID++);
OGRGeometry* poGeom = poGeoJSONFeature->StealGeometry();
if( poGeom != NULL )
{
if( poGeom->getGeometryType() == wkbPolygon )
{
OGRMultiPolygon* poMP = new OGRMultiPolygon();
poMP->addGeometryDirectly(poGeom);
poGeom = poMP;
}
poGeom->assignSpatialReference(poSRS);
poFeature->SetGeometryDirectly(poGeom);
}
for(int i=0;i<poFeatureDefn->GetFieldCount();i++)
{
OGRFieldDefn* poFieldDefn = poFeatureDefn->GetFieldDefn(i);
OGRFieldType eType = poFieldDefn->GetType();
int iSrcField = poGeoJSONFeature->GetFieldIndex(poFieldDefn->GetNameRef());
if( iSrcField >= 0 && poGeoJSONFeature->IsFieldSet(iSrcField) )
{
if( eType == OFTInteger )
poFeature->SetField(i,
poGeoJSONFeature->GetFieldAsInteger(iSrcField));
else if( eType == OFTReal )
poFeature->SetField(i,
poGeoJSONFeature->GetFieldAsDouble(iSrcField));
else
poFeature->SetField(i,
poGeoJSONFeature->GetFieldAsString(iSrcField));
}
}
delete poGeoJSONFeature;
return poFeature;
}
void GTMTrackLayer::WriteFeatureAttributes( OGRFeature *poFeature )
{
char* psztrackname = nullptr;
int type = 1;
unsigned int color = 0;
for (int i = 0; i < poFeatureDefn->GetFieldCount(); ++i)
{
OGRFieldDefn *poFieldDefn = poFeatureDefn->GetFieldDefn( i );
if( poFeature->IsFieldSetAndNotNull( i ) )
{
const char* l_pszName = poFieldDefn->GetNameRef();
/* track name */
if (STARTS_WITH(l_pszName, "name"))
{
CPLFree(psztrackname);
psztrackname = CPLStrdup( poFeature->GetFieldAsString( i ) );
}
/* track type */
else if (STARTS_WITH(l_pszName, "type"))
{
type = poFeature->GetFieldAsInteger( i );
// Check if it is a valid type
if (type < 1 || type > 30)
type = 1;
}
/* track color */
else if (STARTS_WITH(l_pszName, "color"))
{
color = (unsigned int) poFeature->GetFieldAsInteger( i );
if (color > 0xFFFFFF)
color = 0xFFFFFFF;
}
}
}
if (psztrackname == nullptr)
psztrackname = CPLStrdup( "" );
const size_t trackNameLength = strlen(psztrackname);
const size_t bufferSize = 14 + trackNameLength;
void* pBuffer = CPLMalloc(bufferSize);
void* pBufferAux = pBuffer;
/* Write track string name size to buffer */
appendUShort(pBufferAux, (unsigned short) trackNameLength);
pBufferAux = (char*)pBufferAux + 2;
/* Write track name */
memcpy((char*)pBufferAux, psztrackname, trackNameLength);
pBufferAux = (char*)pBufferAux + trackNameLength;
/* Write track type */
appendUChar(pBufferAux, (unsigned char) type);
pBufferAux = (char*)pBufferAux + 1;
/* Write track color */
appendInt(pBufferAux, color);
pBufferAux = (char*)pBufferAux + 4;
/* Write track scale */
appendFloat(pBufferAux, 0);
pBufferAux = (char*)pBufferAux + 4;
/* Write track label */
appendUChar(pBufferAux, 0);
pBufferAux = (char*)pBufferAux + 1;
/* Write track layer */
appendUShort(pBufferAux, 0);
VSIFWriteL(pBuffer, bufferSize, 1, poDS->getTmpTracksFP());
poDS->incNumTracks();
CPLFree(psztrackname);
CPLFree(pBuffer);
}
OGRErr OGRFeatureQuery::Compile(OGRFeatureDefn *poDefn,
const char *pszExpression)
{
/* -------------------------------------------------------------------- */
/* Clear any existing expression. */
/* -------------------------------------------------------------------- */
if (pSWQExpr != NULL)
{
delete (swq_expr_node*) pSWQExpr;
pSWQExpr = NULL;
}
/* -------------------------------------------------------------------- */
/* Build list of fields. */
/* -------------------------------------------------------------------- */
char **papszFieldNames;
swq_field_type *paeFieldTypes;
int iField;
int nFieldCount = poDefn->GetFieldCount() + SPECIAL_FIELD_COUNT;
papszFieldNames = (char**)
CPLMalloc(sizeof(char*) * nFieldCount);
paeFieldTypes = (swq_field_type*)
CPLMalloc(sizeof(swq_field_type) * nFieldCount);
for (iField = 0; iField < poDefn->GetFieldCount(); iField++)
{
OGRFieldDefn *poField = poDefn->GetFieldDefn(iField);
papszFieldNames[iField] = (char*) poField->GetNameRef();
switch (poField->GetType())
{
case OFTInteger:
paeFieldTypes[iField] = SWQ_INTEGER;
break;
case OFTReal:
paeFieldTypes[iField] = SWQ_FLOAT;
break;
case OFTString:
paeFieldTypes[iField] = SWQ_STRING;
break;
case OFTDate:
case OFTTime:
case OFTDateTime:
paeFieldTypes[iField] = SWQ_TIMESTAMP;
break;
default:
paeFieldTypes[iField] = SWQ_OTHER;
break;
}
}
iField = 0;
while (iField < SPECIAL_FIELD_COUNT)
{
papszFieldNames[poDefn->GetFieldCount() + iField] = (char*) SpecialFieldNames[iField];
paeFieldTypes[poDefn->GetFieldCount() + iField] = SpecialFieldTypes[iField];
++iField;
}
/* -------------------------------------------------------------------- */
/* Try to parse. */
/* -------------------------------------------------------------------- */
OGRErr eErr = OGRERR_NONE;
CPLErr eCPLErr;
poTargetDefn = poDefn;
eCPLErr = swq_expr_compile(pszExpression, nFieldCount,
papszFieldNames, paeFieldTypes,
(swq_expr_node**) &pSWQExpr);
if (eCPLErr != CE_None)
{
eErr = OGRERR_CORRUPT_DATA;
pSWQExpr = NULL;
}
CPLFree(papszFieldNames);
CPLFree(paeFieldTypes);
return eErr;
}
feature_ptr ogr_featureset::next()
{
if (count_ == 0)
{
// Reset the layer reading on the first feature read
// this is a hack, but needed due to https://github.com/mapnik/mapnik/issues/2048
// Proper solution is to avoid storing layer state in featureset
layer_.ResetReading();
}
OGRFeature *poFeature;
while ((poFeature = layer_.GetNextFeature()) != nullptr)
{
// ogr feature ids start at 0, so add one to stay
// consistent with other mapnik datasources that start at 1
mapnik::value_integer feature_id = (poFeature->GetFID() + 1);
feature_ptr feature(feature_factory::create(ctx_,feature_id));
OGRGeometry* geom = poFeature->GetGeometryRef();
if (geom && ! geom->IsEmpty())
{
auto geom_corrected = ogr_converter::convert_geometry(geom);
mapnik::geometry::correct(geom_corrected);
feature->set_geometry(std::move(geom_corrected));
}
else
{
MAPNIK_LOG_DEBUG(ogr) << "ogr_featureset: Feature with null geometry="
<< poFeature->GetFID();
OGRFeature::DestroyFeature( poFeature );
continue;
}
++count_;
int fld_count = layerdef_->GetFieldCount();
for (int i = 0; i < fld_count; i++)
{
OGRFieldDefn* fld = layerdef_->GetFieldDefn(i);
const OGRFieldType type_oid = fld->GetType();
const std::string fld_name = fld->GetNameRef();
switch (type_oid)
{
case OFTInteger:
{
feature->put<mapnik::value_integer>( fld_name, poFeature->GetFieldAsInteger(i));
break;
}
#if GDAL_VERSION_MAJOR >= 2
case OFTInteger64:
{
feature->put<mapnik::value_integer>( fld_name, poFeature->GetFieldAsInteger64(i));
break;
}
#endif
case OFTReal:
{
feature->put( fld_name, poFeature->GetFieldAsDouble(i));
break;
}
case OFTString:
case OFTWideString: // deprecated !
{
feature->put( fld_name, tr_->transcode(poFeature->GetFieldAsString(i)));
break;
}
case OFTIntegerList:
#if GDAL_VERSION_MAJOR >= 2
case OFTInteger64List:
#endif
case OFTRealList:
case OFTStringList:
case OFTWideStringList: // deprecated !
{
MAPNIK_LOG_WARN(ogr) << "ogr_featureset: Unhandled type_oid=" << type_oid;
break;
}
case OFTBinary:
{
MAPNIK_LOG_WARN(ogr) << "ogr_featureset: Unhandled type_oid=" << type_oid;
//feature->put(name,feat->GetFieldAsBinary (i, size));
break;
}
case OFTDate:
case OFTTime:
case OFTDateTime: // unhandled !
{
MAPNIK_LOG_WARN(ogr) << "ogr_featureset: Unhandled type_oid=" << type_oid;
break;
}
default: // unknown
{
MAPNIK_LOG_WARN(ogr) << "ogr_featureset: Unknown type_oid=" << type_oid;
break;
}
}
}
OGRFeature::DestroyFeature( poFeature );
return feature;
}
MAPNIK_LOG_DEBUG(ogr) << "ogr_featureset: " << count_ << " features";
return feature_ptr();
}
static CPLString OGRPGTableLayerGetType(OGRFieldDefn& oField,
int bPreservePrecision,
int bApproxOK)
{
char szFieldType[256];
/* -------------------------------------------------------------------- */
/* Work out the PostgreSQL type. */
/* -------------------------------------------------------------------- */
if( oField.GetType() == OFTInteger )
{
if( oField.GetWidth() > 0 && bPreservePrecision )
sprintf( szFieldType, "NUMERIC(%d,0)", oField.GetWidth() );
else
strcpy( szFieldType, "INTEGER" );
}
else if( oField.GetType() == OFTReal )
{
if( oField.GetWidth() > 0 && oField.GetPrecision() > 0
&& bPreservePrecision )
sprintf( szFieldType, "NUMERIC(%d,%d)",
oField.GetWidth(), oField.GetPrecision() );
else
strcpy( szFieldType, "FLOAT8" );
}
else if( oField.GetType() == OFTString )
{
if (oField.GetWidth() > 0 && bPreservePrecision )
sprintf( szFieldType, "VARCHAR(%d)", oField.GetWidth() );
else
strcpy( szFieldType, "VARCHAR");
}
else if( oField.GetType() == OFTIntegerList )
{
strcpy( szFieldType, "INTEGER[]" );
}
else if( oField.GetType() == OFTRealList )
{
strcpy( szFieldType, "FLOAT8[]" );
}
else if( oField.GetType() == OFTStringList )
{
strcpy( szFieldType, "varchar[]" );
}
else if( oField.GetType() == OFTDate )
{
strcpy( szFieldType, "date" );
}
else if( oField.GetType() == OFTTime )
{
strcpy( szFieldType, "time" );
}
else if( oField.GetType() == OFTDateTime )
{
strcpy( szFieldType, "timestamp with time zone" );
}
else if( oField.GetType() == OFTBinary )
{
strcpy( szFieldType, "bytea" );
}
else if( bApproxOK )
{
CPLError( CE_Warning, CPLE_NotSupported,
"Can't create field %s with type %s on PostgreSQL layers. Creating as VARCHAR.",
oField.GetNameRef(),
OGRFieldDefn::GetFieldTypeName(oField.GetType()) );
strcpy( szFieldType, "VARCHAR" );
}
else
{
CPLError( CE_Failure, CPLE_NotSupported,
"Can't create field %s with type %s on PostgreSQL layers.",
oField.GetNameRef(),
OGRFieldDefn::GetFieldTypeName(oField.GetType()) );
strcpy( szFieldType, "");
}
return szFieldType;
}
void ogr_datasource::bind() const
{
if (is_bound_) return;
// initialize ogr formats
OGRRegisterAll();
std::string driver = *params_.get<std::string>("driver","");
if (! driver.empty())
{
OGRSFDriver * ogr_driver = OGRSFDriverRegistrar::GetRegistrar()->GetDriverByName(driver.c_str());
if (ogr_driver && ogr_driver != NULL)
{
dataset_ = ogr_driver->Open((dataset_name_).c_str(), FALSE);
}
}
else
{
// open ogr driver
dataset_ = OGRSFDriverRegistrar::Open((dataset_name_).c_str(), FALSE);
}
if (! dataset_)
{
const std::string err = CPLGetLastErrorMsg();
if (err.size() == 0)
{
throw datasource_exception("OGR Plugin: connection failed: " + dataset_name_ + " was not found or is not a supported format");
}
else
{
throw datasource_exception("OGR Plugin: " + err);
}
}
// initialize layer
boost::optional<std::string> layer_by_name = params_.get<std::string>("layer");
boost::optional<unsigned> layer_by_index = params_.get<unsigned>("layer_by_index");
boost::optional<std::string> layer_by_sql = params_.get<std::string>("layer_by_sql");
int passed_parameters = 0;
passed_parameters += layer_by_name ? 1 : 0;
passed_parameters += layer_by_index ? 1 : 0;
passed_parameters += layer_by_sql ? 1 : 0;
if (passed_parameters > 1)
{
throw datasource_exception("OGR Plugin: you can only select an ogr layer by name "
"('layer' parameter), by number ('layer_by_index' parameter), "
"or by sql ('layer_by_sql' parameter), "
"do not supply 2 or more of them at the same time" );
}
if (layer_by_name)
{
layer_name_ = *layer_by_name;
layer_.layer_by_name(dataset_, layer_name_);
}
else if (layer_by_index)
{
const unsigned num_layers = dataset_->GetLayerCount();
if (*layer_by_index >= num_layers)
{
std::ostringstream s;
s << "OGR Plugin: only ";
s << num_layers;
s << " layer(s) exist, cannot find layer by index '" << *layer_by_index << "'";
throw datasource_exception(s.str());
}
layer_.layer_by_index(dataset_, *layer_by_index);
layer_name_ = layer_.layer_name();
}
else if (layer_by_sql)
{
layer_.layer_by_sql(dataset_, *layer_by_sql);
layer_name_ = layer_.layer_name();
}
else
{
std::ostringstream s;
s << "OGR Plugin: missing <layer> or <layer_by_index> or <layer_by_sql> "
<< "parameter, available layers are: ";
unsigned num_layers = dataset_->GetLayerCount();
bool layer_found = false;
for (unsigned i = 0; i < num_layers; ++i )
{
OGRLayer* ogr_layer = dataset_->GetLayer(i);
OGRFeatureDefn* ogr_layer_def = ogr_layer->GetLayerDefn();
if (ogr_layer_def != 0)
{
layer_found = true;
s << " '" << ogr_layer_def->GetName() << "' ";
}
}
if (! layer_found)
{
s << "None (no layers were found in dataset)";
}
throw datasource_exception(s.str());
}
if (! layer_.is_valid())
{
std::string s("OGR Plugin: ");
if (layer_by_name)
{
s += "cannot find layer by name '" + *layer_by_name;
}
else if (layer_by_index)
{
s += "cannot find layer by index number '" + *layer_by_index;
}
else if (layer_by_sql)
{
s += "cannot find layer by sql query '" + *layer_by_sql;
}
s += "' in dataset '" + dataset_name_ + "'";
throw datasource_exception(s);
}
// work with real OGR layer
OGRLayer* layer = layer_.layer();
// initialize envelope
OGREnvelope envelope;
layer->GetExtent(&envelope);
extent_.init(envelope.MinX, envelope.MinY, envelope.MaxX, envelope.MaxY);
// scan for index file
// TODO - layer names don't match dataset name, so this will break for
// any layer types of ogr than shapefiles, etc
// fix here and in ogrindex
size_t breakpoint = dataset_name_.find_last_of(".");
if (breakpoint == std::string::npos)
{
breakpoint = dataset_name_.length();
}
index_name_ = dataset_name_.substr(0, breakpoint) + ".ogrindex";
std::ifstream index_file(index_name_.c_str(), std::ios::in | std::ios::binary);
if (index_file)
{
indexed_ = true;
index_file.close();
}
#if 0
// TODO - enable this warning once the ogrindex tool is a bit more stable/mature
else
{
std::clog << "### Notice: no ogrindex file found for " << dataset_name_
<< ", use the 'ogrindex' program to build an index for faster rendering"
<< std::endl;
}
#endif
// deal with attributes descriptions
OGRFeatureDefn* def = layer->GetLayerDefn();
if (def != 0)
{
const int fld_count = def->GetFieldCount();
for (int i = 0; i < fld_count; i++)
{
OGRFieldDefn* fld = def->GetFieldDefn(i);
const std::string fld_name = fld->GetNameRef();
const OGRFieldType type_oid = fld->GetType();
switch (type_oid)
{
case OFTInteger:
desc_.add_descriptor(attribute_descriptor(fld_name, mapnik::Integer));
break;
case OFTReal:
desc_.add_descriptor(attribute_descriptor(fld_name, mapnik::Double));
break;
case OFTString:
case OFTWideString: // deprecated
desc_.add_descriptor(attribute_descriptor(fld_name, mapnik::String));
break;
case OFTBinary:
desc_.add_descriptor(attribute_descriptor(fld_name, mapnik::Object));
break;
case OFTIntegerList:
case OFTRealList:
case OFTStringList:
case OFTWideStringList: // deprecated !
#ifdef MAPNIK_DEBUG
std::clog << "OGR Plugin: unhandled type_oid=" << type_oid << std::endl;
#endif
break;
case OFTDate:
case OFTTime:
case OFTDateTime: // unhandled !
#ifdef MAPNIK_DEBUG
std::clog << "OGR Plugin: unhandled type_oid=" << type_oid << std::endl;
#endif
desc_.add_descriptor(attribute_descriptor(fld_name, mapnik::Object));
break;
default: // unknown
#ifdef MAPNIK_DEBUG
std::clog << "OGR Plugin: unknown type_oid=" << type_oid << std::endl;
#endif
break;
}
}
}
is_bound_ = true;
}
OGRErr OGRSQLiteTableLayer::CreateField( OGRFieldDefn *poFieldIn,
int bApproxOK )
{
OGRFieldDefn oField( poFieldIn );
ResetReading();
if (!poDS->GetUpdate())
{
CPLError( CE_Failure, CPLE_NotSupported,
"Can't create fields on a read-only layer.");
return OGRERR_FAILURE;
}
/* -------------------------------------------------------------------- */
/* Do we want to "launder" the column names into SQLite */
/* friendly format? */
/* -------------------------------------------------------------------- */
if( bLaunderColumnNames )
{
char *pszSafeName = poDS->LaunderName( oField.GetNameRef() );
oField.SetName( pszSafeName );
CPLFree( pszSafeName );
}
/* -------------------------------------------------------------------- */
/* How much space do we need for the list of fields. */
/* -------------------------------------------------------------------- */
int iField, nFieldListLen = 100;
char *pszOldFieldList, *pszNewFieldList;
for( iField = 0; iField < poFeatureDefn->GetFieldCount(); iField++ )
{
nFieldListLen +=
strlen(poFeatureDefn->GetFieldDefn(iField)->GetNameRef()) + 50;
}
nFieldListLen += strlen( oField.GetNameRef() );
pszOldFieldList = (char *) CPLCalloc(1,nFieldListLen);
pszNewFieldList = (char *) CPLCalloc(1,nFieldListLen);
/* -------------------------------------------------------------------- */
/* Build list of old fields, and the list of new fields. */
/* -------------------------------------------------------------------- */
const char *pszType;
sprintf( pszOldFieldList, "%s", "OGC_FID" );
sprintf( pszNewFieldList, "%s", "OGC_FID INTEGER PRIMARY KEY" );
int iNextOrdinal = 3; /* _rowid_ is 1, OGC_FID is 2 */
if( poFeatureDefn->GetGeomType() != wkbNone )
{
strcat( pszOldFieldList, "," );
strcat( pszNewFieldList, "," );
strcat( pszOldFieldList, osGeomColumn );
strcat( pszNewFieldList, osGeomColumn );
if ( eGeomFormat == OSGF_WKT )
strcat( pszNewFieldList, " VARCHAR" );
else
strcat( pszNewFieldList, " BLOB" );
iNextOrdinal++;
}
for( iField = 0; iField < poFeatureDefn->GetFieldCount(); iField++ )
{
OGRFieldDefn *poFldDefn = poFeatureDefn->GetFieldDefn(iField);
// we already added OGC_FID so don't do it again
if( EQUAL(poFldDefn->GetNameRef(),"OGC_FID") )
continue;
if( poFldDefn->GetType() == OFTInteger )
pszType = "INTEGER";
else if( poFldDefn->GetType() == OFTReal )
pszType = "FLOAT";
else if( poFldDefn->GetType() == OFTBinary )
pszType = "BLOB";
else
pszType = "VARCHAR";
sprintf( pszOldFieldList+strlen(pszOldFieldList),
", '%s'", poFldDefn->GetNameRef() );
sprintf( pszNewFieldList+strlen(pszNewFieldList),
", '%s' %s", poFldDefn->GetNameRef(), pszType );
iNextOrdinal++;
}
/* -------------------------------------------------------------------- */
/* Add the new field. */
/* -------------------------------------------------------------------- */
if( oField.GetType() == OFTInteger )
pszType = "INTEGER";
else if( oField.GetType() == OFTReal )
pszType = "FLOAT";
else if( oField.GetType() == OFTBinary )
pszType = "BLOB";
else
pszType = "VARCHAR";
sprintf( pszNewFieldList+strlen(pszNewFieldList),
", '%s' %s", oField.GetNameRef(), pszType );
/* ==================================================================== */
/* Backup, destroy, recreate and repopulate the table. SQLite */
/* has no ALTER TABLE so we have to do all this to add a */
/* column. */
/* ==================================================================== */
/* -------------------------------------------------------------------- */
/* Do this all in a transaction. */
/* -------------------------------------------------------------------- */
poDS->SoftStartTransaction();
/* -------------------------------------------------------------------- */
/* Save existing related triggers and index */
/* -------------------------------------------------------------------- */
int rc;
char *pszErrMsg = NULL;
sqlite3 *hDB = poDS->GetDB();
CPLString osSQL;
osSQL.Printf( "SELECT sql FROM sqlite_master WHERE type IN ('trigger','index') AND tbl_name='%s'",
pszEscapedTableName );
int nRowTriggerIndexCount, nColTriggerIndexCount;
char **papszTriggerIndexResult = NULL;
rc = sqlite3_get_table( hDB, osSQL.c_str(), &papszTriggerIndexResult,
&nRowTriggerIndexCount, &nColTriggerIndexCount, &pszErrMsg );
/* -------------------------------------------------------------------- */
/* Make a backup of the table. */
/* -------------------------------------------------------------------- */
if( rc == SQLITE_OK )
rc = sqlite3_exec( hDB,
CPLSPrintf( "CREATE TEMPORARY TABLE t1_back(%s)",
pszOldFieldList ),
NULL, NULL, &pszErrMsg );
if( rc == SQLITE_OK )
rc = sqlite3_exec( hDB,
CPLSPrintf( "INSERT INTO t1_back SELECT %s FROM '%s'",
pszOldFieldList,
pszEscapedTableName ),
NULL, NULL, &pszErrMsg );
/* -------------------------------------------------------------------- */
/* Drop the original table, and recreate with new field. */
/* -------------------------------------------------------------------- */
if( rc == SQLITE_OK )
rc = sqlite3_exec( hDB,
CPLSPrintf( "DROP TABLE '%s'",
pszEscapedTableName ),
NULL, NULL, &pszErrMsg );
if( rc == SQLITE_OK )
{
const char *pszCmd =
CPLSPrintf( "CREATE TABLE '%s' (%s)",
pszEscapedTableName,
pszNewFieldList );
rc = sqlite3_exec( hDB, pszCmd,
NULL, NULL, &pszErrMsg );
CPLDebug( "OGR_SQLITE", "exec(%s)", pszCmd );
}
/* -------------------------------------------------------------------- */
/* Copy backup field values into new table. */
/* -------------------------------------------------------------------- */
if( rc == SQLITE_OK )
rc = sqlite3_exec( hDB,
CPLSPrintf( "INSERT INTO '%s' SELECT %s, NULL FROM t1_back",
pszEscapedTableName,
pszOldFieldList ),
NULL, NULL, &pszErrMsg );
CPLFree( pszOldFieldList );
CPLFree( pszNewFieldList );
/* -------------------------------------------------------------------- */
/* Cleanup backup table. */
/* -------------------------------------------------------------------- */
if( rc == SQLITE_OK )
rc = sqlite3_exec( hDB,
CPLSPrintf( "DROP TABLE t1_back" ),
NULL, NULL, &pszErrMsg );
/* -------------------------------------------------------------------- */
/* Recreate existing related tables, triggers and index */
/* -------------------------------------------------------------------- */
if( rc == SQLITE_OK )
{
int i;
for(i = 1; i <= nRowTriggerIndexCount && nColTriggerIndexCount == 1 && rc == SQLITE_OK; i++)
{
if (papszTriggerIndexResult[i] != NULL && papszTriggerIndexResult[i][0] != '\0')
rc = sqlite3_exec( hDB,
papszTriggerIndexResult[i],
NULL, NULL, &pszErrMsg );
}
}
/* -------------------------------------------------------------------- */
/* COMMIT on success or ROLLBACK on failuire. */
/* -------------------------------------------------------------------- */
sqlite3_free_table( papszTriggerIndexResult );
if( rc == SQLITE_OK )
{
poDS->SoftCommit();
}
else
{
CPLError( CE_Failure, CPLE_AppDefined,
"Failed to add field %s to table %s:\n %s",
oField.GetNameRef(), poFeatureDefn->GetName(),
pszErrMsg );
sqlite3_free( pszErrMsg );
poDS->SoftRollback();
return OGRERR_FAILURE;
}
/* -------------------------------------------------------------------- */
/* Add the field to the OGRFeatureDefn. */
/* -------------------------------------------------------------------- */
int iNewField;
poFeatureDefn->AddFieldDefn( &oField );
iNewField = poFeatureDefn->GetFieldCount() - 1;
panFieldOrdinals = (int *)
CPLRealloc(panFieldOrdinals, (iNewField+1) * sizeof(int) );
panFieldOrdinals[iNewField] = iNextOrdinal;
return OGRERR_NONE;
}
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. */
/* -------------------------------------------------------------------- */
OGRDataSource *poDstDS;
OGRLayer *poDstLayer = NULL;
poDstDS = OGRSFDriverRegistrar::Open( pszOutputName, TRUE );
/* -------------------------------------------------------------------- */
/* If that failed, find the driver so we can create the tile index.*/
/* -------------------------------------------------------------------- */
if( poDstDS == NULL )
{
OGRSFDriverRegistrar *poR = OGRSFDriverRegistrar::GetRegistrar();
OGRSFDriver *poDriver = NULL;
int iDriver;
for( iDriver = 0;
iDriver < poR->GetDriverCount() && poDriver == NULL;
iDriver++ )
{
if( EQUAL(poR->GetDriver(iDriver)->GetName(),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)->GetName() );
}
exit( 1 );
}
if( !poDriver->TestCapability( ODrCCreateDataSource ) )
{
fprintf( stderr, "%s driver does not support data source creation.\n",
pszFormat );
exit( 1 );
}
/* -------------------------------------------------------------------- */
/* Now create it. */
/* -------------------------------------------------------------------- */
poDstDS = poDriver->CreateDataSource( pszOutputName, 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)
{
OGRDataSource* poDS = OGRSFDriverRegistrar::Open( papszArgv[nFirstSourceDataset],
FALSE );
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;
}
}
OGRDataSource::DestroyDataSource( 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 = 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)
{
OGRDataSource *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 = OGRSFDriverRegistrar::Open(filename,
FALSE );
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();
}
OGRDataSource::DestroyDataSource( 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;
OGRDataSource *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 = OGRSFDriverRegistrar::Open( papszArgv[nFirstSourceDataset],
FALSE );
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." );
OGRDataSource::DestroyDataSource( poDstDS );
exit( 1 );
}
}
/* -------------------------------------------------------------------- */
/* Cleanup this data source. */
/* -------------------------------------------------------------------- */
CPLFree(fileNameToWrite);
OGRDataSource::DestroyDataSource( poDS );
}
/* -------------------------------------------------------------------- */
/* Close tile index and clear buffers. */
/* -------------------------------------------------------------------- */
OGRDataSource::DestroyDataSource( 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);
}
return 0;
}
json_object* OGRGeoJSONWriteAttributes( OGRFeature* poFeature )
{
CPLAssert( NULL != poFeature );
json_object* poObjProps = json_object_new_object();
CPLAssert( NULL != poObjProps );
OGRFeatureDefn* poDefn = poFeature->GetDefnRef();
for( int nField = 0; nField < poDefn->GetFieldCount(); ++nField )
{
json_object* poObjProp;
OGRFieldDefn* poFieldDefn = poDefn->GetFieldDefn( nField );
CPLAssert( NULL != poFieldDefn );
OGRFieldType eType = poFieldDefn->GetType();
OGRFieldSubType eSubType = poFieldDefn->GetSubType();
if( !poFeature->IsFieldSet(nField) )
{
poObjProp = NULL;
}
else if( OFTInteger == eType )
{
if( eSubType == OFSTBoolean )
poObjProp = json_object_new_boolean(
poFeature->GetFieldAsInteger( nField ) );
else
poObjProp = json_object_new_int(
poFeature->GetFieldAsInteger( nField ) );
}
else if( OFTInteger64 == eType )
{
if( eSubType == OFSTBoolean )
poObjProp = json_object_new_boolean(
(json_bool)poFeature->GetFieldAsInteger64( nField ) );
else
poObjProp = json_object_new_int64(
poFeature->GetFieldAsInteger64( nField ) );
}
else if( OFTReal == eType )
{
poObjProp = json_object_new_double(
poFeature->GetFieldAsDouble(nField) );
}
else if( OFTString == eType )
{
poObjProp = json_object_new_string(
poFeature->GetFieldAsString(nField) );
}
else if( OFTIntegerList == eType )
{
int nSize = 0;
const int* panList = poFeature->GetFieldAsIntegerList(nField, &nSize);
poObjProp = json_object_new_array();
for(int i=0;i<nSize;i++)
{
if( eSubType == OFSTBoolean )
json_object_array_add(poObjProp,
json_object_new_boolean(panList[i]));
else
json_object_array_add(poObjProp,
json_object_new_int(panList[i]));
}
}
else if( OFTInteger64List == eType )
{
int nSize = 0;
const GIntBig* panList = poFeature->GetFieldAsInteger64List(nField, &nSize);
poObjProp = json_object_new_array();
for(int i=0;i<nSize;i++)
{
if( eSubType == OFSTBoolean )
json_object_array_add(poObjProp,
json_object_new_boolean((json_bool)panList[i]));
else
json_object_array_add(poObjProp,
json_object_new_int64(panList[i]));
}
}
else if( OFTRealList == eType )
{
int nSize = 0;
const double* padfList = poFeature->GetFieldAsDoubleList(nField, &nSize);
poObjProp = json_object_new_array();
for(int i=0;i<nSize;i++)
{
json_object_array_add(poObjProp,
json_object_new_double(padfList[i]));
}
}
else if( OFTStringList == eType )
{
char** papszStringList = poFeature->GetFieldAsStringList(nField);
poObjProp = json_object_new_array();
for(int i=0; papszStringList && papszStringList[i]; i++)
{
json_object_array_add(poObjProp,
json_object_new_string(papszStringList[i]));
}
}
else
{
poObjProp = json_object_new_string(
poFeature->GetFieldAsString(nField) );
}
json_object_object_add( poObjProps,
poFieldDefn->GetNameRef(),
poObjProp );
}
return poObjProps;
}
CPLString OGRPLScenesLayer::BuildFilter(swq_expr_node* poNode)
{
if( poNode->eNodeType == SNT_OPERATION )
{
if( poNode->nOperation == SWQ_AND && poNode->nSubExprCount == 2 )
{
// For AND, we can deal with a failure in one of the branch
// since client-side will do that extra filtering
CPLString osFilter1 = BuildFilter(poNode->papoSubExpr[0]);
CPLString osFilter2 = BuildFilter(poNode->papoSubExpr[1]);
if( osFilter1.size() && osFilter2.size() )
return osFilter1 + "&" + osFilter2;
else if( osFilter1.size() )
return osFilter1;
else
return osFilter2;
}
else if( (poNode->nOperation == SWQ_EQ ||
poNode->nOperation == SWQ_NE ||
poNode->nOperation == SWQ_LT ||
poNode->nOperation == SWQ_LE ||
poNode->nOperation == SWQ_GT ||
poNode->nOperation == SWQ_GE) && poNode->nSubExprCount == 2 &&
poNode->papoSubExpr[0]->eNodeType == SNT_COLUMN &&
poNode->papoSubExpr[1]->eNodeType == SNT_CONSTANT &&
poNode->papoSubExpr[0]->field_index != poFeatureDefn->GetFieldIndex("id") &&
poNode->papoSubExpr[0]->field_index < poFeatureDefn->GetFieldCount() )
{
OGRFieldDefn *poFieldDefn =
poFeatureDefn->GetFieldDefn(poNode->papoSubExpr[0]->field_index);
int nOperation = poNode->nOperation;
// image_quality supports only gte filters
// (https://www.planet.com/docs-v0/v0/scenes/planetscope/#metadata)
if( poNode->papoSubExpr[0]->field_index ==
poFeatureDefn->GetFieldIndex("image_statistics.image_quality") &&
nOperation != SWQ_GE )
{
// == target can be safely turned as >= target
if( poNode->nOperation == SWQ_EQ &&
poNode->papoSubExpr[1]->field_type == SWQ_STRING &&
strcmp(poNode->papoSubExpr[1]->string_value, "target") == 0 )
{
nOperation = SWQ_GE;
}
else
{
if( !bFilterMustBeClientSideEvaluated )
{
bFilterMustBeClientSideEvaluated = true;
CPLDebug("PLSCENES",
"Part or full filter will have to be "
"evaluated on client side.");
}
return "";
}
}
CPLString osFilter(poFieldDefn->GetNameRef());
bool bDateTimeParsed = false;
int nYear = 0;
int nMonth = 0;
int nDay = 0;
int nHour = 0;
int nMinute = 0;
int nSecond = 0;
if( poNode->papoSubExpr[1]->field_type == SWQ_TIMESTAMP )
{
if( sscanf(poNode->papoSubExpr[1]->string_value,"%04d/%02d/%02d %02d:%02d:%02d",
&nYear, &nMonth, &nDay, &nHour, &nMinute, &nSecond) >= 3 ||
sscanf(poNode->papoSubExpr[1]->string_value,"%04d-%02d-%02dT%02d:%02d:%02d",
&nYear, &nMonth, &nDay, &nHour, &nMinute, &nSecond) >= 3 )
bDateTimeParsed = true;
}
osFilter += ".";
if( nOperation == SWQ_EQ )
{
if( bDateTimeParsed )
osFilter += "gte";
else
osFilter += "eq";
}
else if( nOperation == SWQ_NE )
osFilter += "neq";
else if( nOperation == SWQ_LT )
osFilter += "lt";
else if( nOperation == SWQ_LE )
osFilter += "lte";
else if( nOperation == SWQ_GT )
osFilter += "gt";
else if( nOperation == SWQ_GE )
osFilter += "gte";
osFilter += "=";
if (poNode->papoSubExpr[1]->field_type == SWQ_FLOAT)
osFilter += CPLSPrintf("%.8f", poNode->papoSubExpr[1]->float_value);
else if (poNode->papoSubExpr[1]->field_type == SWQ_INTEGER)
osFilter += CPLSPrintf(CPL_FRMT_GIB, poNode->papoSubExpr[1]->int_value);
else if (poNode->papoSubExpr[1]->field_type == SWQ_STRING)
osFilter += poNode->papoSubExpr[1]->string_value;
else if (poNode->papoSubExpr[1]->field_type == SWQ_TIMESTAMP)
{
if( bDateTimeParsed )
{
osFilter += CPLSPrintf("%04d-%02d-%02dT%02d:%02d:%02d",
nYear, nMonth, nDay, nHour, nMinute, nSecond);
if( nOperation == SWQ_EQ )
{
osFilter += "&";
osFilter += poFieldDefn->GetNameRef();
osFilter += ".lt=";
nSecond ++;
if( nSecond == 60 ) { nSecond = 0; nMinute ++; }
if( nMinute == 60 ) { nMinute = 0; nHour ++; }
if( nHour == 24 ) { nHour = 0; nDay ++; }
osFilter += CPLSPrintf("%04d-%02d-%02dT%02d:%02d:%02d",
nYear, nMonth, nDay, nHour, nMinute, nSecond);
}
}
else
osFilter += poNode->papoSubExpr[1]->string_value;
}
return osFilter;
}
}
if( !bFilterMustBeClientSideEvaluated )
{
bFilterMustBeClientSideEvaluated = true;
CPLDebug("PLSCENES",
"Part or full filter will have to be evaluated on client side.");
}
return "";
}
/**********************************************************************
* Tab2Tab()
*
* Copy features from source dataset to a new dataset
**********************************************************************/
static int Tab2Tab(const char *pszSrcFname, const char *pszDstFname,
int nMaxFeatures,
GBool bQuickSpatialIndexMode, GBool bOptSpatialIndexMode)
{
IMapInfoFile *poSrcFile = NULL, *poDstFile = NULL;
int nFeatureId, iField, numFeatures=0;
TABFeature *poFeature;
double dXMin, dYMin, dXMax, dYMax;
/*---------------------------------------------------------------------
* If there is a "micdsys.txt" in current directory then load it
*--------------------------------------------------------------------*/
MITABLoadCoordSysTable("micdsys.txt");
/*---------------------------------------------------------------------
* Try to open source file
*--------------------------------------------------------------------*/
if ((poSrcFile = IMapInfoFile::SmartOpen(pszSrcFname)) == NULL)
{
printf("Failed to open %s\n", pszSrcFname);
return -1;
}
OGRFeatureDefn *poDefn = poSrcFile->GetLayerDefn();
/*---------------------------------------------------------------------
* The extension of the output filename tells us if we should create
* a MIF or a TAB file for output.
*--------------------------------------------------------------------*/
if (EQUAL(".mif", pszDstFname + strlen(pszDstFname)-4) ||
EQUAL(".mid", pszDstFname + strlen(pszDstFname)-4) )
{
// Create a MIF file
poDstFile = new MIFFile;
}
else
{
/*-----------------------------------------------------------------
* Create a TAB dataset.
* Find out if the file contains at least 1 unique field... if so we
* will create a TABView instead of a TABFile
*----------------------------------------------------------------*/
GBool bFoundUniqueField = FALSE;
for(iField=0; iField< poDefn->GetFieldCount(); iField++)
{
if (poSrcFile->IsFieldUnique(iField))
bFoundUniqueField = TRUE;
}
if (bFoundUniqueField)
poDstFile = new TABView;
else
poDstFile = new TABFile;
}
/*---------------------------------------------------------------------
* Try to open destination file
*--------------------------------------------------------------------*/
if (poDstFile->Open(pszDstFname, "wb") != 0)
{
printf("Failed to open %s\n", pszDstFname);
poSrcFile->Close();
delete poSrcFile;
delete poDstFile;
return -1;
}
if ( (bQuickSpatialIndexMode &&
poDstFile->SetQuickSpatialIndexMode(TRUE) != 0) ||
(bOptSpatialIndexMode &&
poDstFile->SetQuickSpatialIndexMode(FALSE) != 0) )
{
printf("Failed setting Quick Spatial Index Mode (-q|-o) on %s\n", pszDstFname);
poSrcFile->Close();
delete poSrcFile;
poDstFile->Close();
delete poDstFile;
return -1;
}
// Pass Proj. info directly
// TABProjInfo sProjInfo;
// if (poSrcFile->GetProjInfo(&sProjInfo) == 0)
// poDstFile->SetProjInfo(&sProjInfo);
OGRSpatialReference *poSR;
poSR = poSrcFile->GetSpatialRef();
if( poSR != NULL )
{
poDstFile->SetSpatialRef( poSR );
}
// Set bounds (must be done after setting spatialref)
if (poSrcFile->GetBounds(dXMin, dYMin, dXMax, dYMax) == 0)
poDstFile->SetBounds(dXMin, dYMin, dXMax, dYMax);
/*---------------------------------------------------------------------
* Pass compplete fields information
*--------------------------------------------------------------------*/
for(iField=0; iField< poDefn->GetFieldCount(); iField++)
{
OGRFieldDefn *poFieldDefn = poDefn->GetFieldDefn(iField);
poDstFile->AddFieldNative(poFieldDefn->GetNameRef(),
poSrcFile->GetNativeFieldType(iField),
poFieldDefn->GetWidth(),
poFieldDefn->GetPrecision(),
poSrcFile->IsFieldIndexed(iField),
poSrcFile->IsFieldUnique(iField));
}
/*---------------------------------------------------------------------
* Copy objects until EOF is reached
*--------------------------------------------------------------------*/
nFeatureId = -1;
while ( (nFeatureId = poSrcFile->GetNextFeatureId(nFeatureId)) != -1 &&
(nMaxFeatures < 1 || numFeatures++ < nMaxFeatures ))
{
poFeature = poSrcFile->GetFeatureRef(nFeatureId);
if (poFeature)
{
// poFeature->DumpReadable(stdout);
// poFeature->DumpMIF();
poDstFile->CreateFeature(poFeature);
}
else
{
printf( "Failed to read feature %d.\n",
nFeatureId );
return -1; // GetFeatureRef() failed: Error
}
}
/*---------------------------------------------------------------------
* Cleanup and exit.
*--------------------------------------------------------------------*/
poDstFile->Close();
delete poDstFile;
poSrcFile->Close();
delete poSrcFile;
MITABFreeCoordSysTable();
return 0;
}
OGRFeatureDefn *OGRUnionLayer::GetLayerDefn()
{
if( poFeatureDefn != NULL )
return poFeatureDefn;
poFeatureDefn = new OGRFeatureDefn( osName );
poFeatureDefn->Reference();
poFeatureDefn->SetGeomType(wkbNone);
int iCompareFirstIndex = 0;
if( osSourceLayerFieldName.size() )
{
OGRFieldDefn oField(osSourceLayerFieldName, OFTString);
poFeatureDefn->AddFieldDefn(&oField);
iCompareFirstIndex = 1;
}
if( eFieldStrategy == FIELD_SPECIFIED )
{
int i;
for(i = 0; i < nFields; i++)
poFeatureDefn->AddFieldDefn(papoFields[i]);
for(i = 0; i < nGeomFields; i++)
{
poFeatureDefn->AddGeomFieldDefn(new OGRUnionLayerGeomFieldDefn(papoGeomFields[i]), FALSE);
OGRUnionLayerGeomFieldDefn* poGeomFieldDefn =
(OGRUnionLayerGeomFieldDefn* ) poFeatureDefn->GetGeomFieldDefn(i);
if( poGeomFieldDefn->bGeomTypeSet == FALSE ||
poGeomFieldDefn->bSRSSet == FALSE )
{
for(int iLayer = 0; iLayer < nSrcLayers; iLayer++)
{
OGRFeatureDefn* poSrcFeatureDefn =
papoSrcLayers[iLayer]->GetLayerDefn();
int nIndex =
poSrcFeatureDefn->GetGeomFieldIndex(poGeomFieldDefn->GetNameRef());
if( nIndex >= 0 )
{
OGRGeomFieldDefn* poSrcGeomFieldDefn =
poSrcFeatureDefn->GetGeomFieldDefn(nIndex);
if( poGeomFieldDefn->bGeomTypeSet == FALSE )
{
poGeomFieldDefn->bGeomTypeSet = TRUE;
poGeomFieldDefn->SetType(poSrcGeomFieldDefn->GetType());
}
if( poGeomFieldDefn->bSRSSet == FALSE )
{
poGeomFieldDefn->bSRSSet = TRUE;
poGeomFieldDefn->SetSpatialRef(poSrcGeomFieldDefn->GetSpatialRef());
if( i == 0 && poGlobalSRS == NULL )
{
poGlobalSRS = poSrcGeomFieldDefn->GetSpatialRef();
if( poGlobalSRS != NULL )
poGlobalSRS->Reference();
}
}
break;
}
}
}
}
}
else if( eFieldStrategy == FIELD_FROM_FIRST_LAYER )
{
OGRFeatureDefn* poSrcFeatureDefn = papoSrcLayers[0]->GetLayerDefn();
int i;
for(i = 0; i < poSrcFeatureDefn->GetFieldCount(); i++)
poFeatureDefn->AddFieldDefn(poSrcFeatureDefn->GetFieldDefn(i));
for(i = 0; nGeomFields != - 1 && i < poSrcFeatureDefn->GetGeomFieldCount(); i++)
{
OGRGeomFieldDefn* poFldDefn = poSrcFeatureDefn->GetGeomFieldDefn(i);
poFeatureDefn->AddGeomFieldDefn(
new OGRUnionLayerGeomFieldDefn(poFldDefn), FALSE);
}
}
else if (eFieldStrategy == FIELD_UNION_ALL_LAYERS )
{
if( nGeomFields == 1 )
{
poFeatureDefn->AddGeomFieldDefn(
new OGRUnionLayerGeomFieldDefn(papoGeomFields[0]), FALSE);
}
for(int iLayer = 0; iLayer < nSrcLayers; iLayer++)
{
OGRFeatureDefn* poSrcFeatureDefn =
papoSrcLayers[iLayer]->GetLayerDefn();
/* Add any field that is found in the source layers */
int i;
for(i = 0; i < poSrcFeatureDefn->GetFieldCount(); i++)
{
OGRFieldDefn* poSrcFieldDefn = poSrcFeatureDefn->GetFieldDefn(i);
int nIndex =
poFeatureDefn->GetFieldIndex(poSrcFieldDefn->GetNameRef());
if( nIndex < 0 )
poFeatureDefn->AddFieldDefn(poSrcFieldDefn);
else
{
OGRFieldDefn* poFieldDefn =
poFeatureDefn->GetFieldDefn(nIndex);
MergeFieldDefn(poFieldDefn, poSrcFieldDefn);
}
}
for(i = 0; nGeomFields != - 1 && i < poSrcFeatureDefn->GetGeomFieldCount(); i++)
{
OGRGeomFieldDefn* poSrcFieldDefn = poSrcFeatureDefn->GetGeomFieldDefn(i);
int nIndex =
poFeatureDefn->GetGeomFieldIndex(poSrcFieldDefn->GetNameRef());
if( nIndex < 0 )
{
poFeatureDefn->AddGeomFieldDefn(
new OGRUnionLayerGeomFieldDefn(poSrcFieldDefn), FALSE);
if( poFeatureDefn->GetGeomFieldCount() == 1 && nGeomFields == 0 &&
GetSpatialRef() != NULL )
{
OGRUnionLayerGeomFieldDefn* poGeomFieldDefn =
(OGRUnionLayerGeomFieldDefn* ) poFeatureDefn->GetGeomFieldDefn(0);
poGeomFieldDefn->bSRSSet = TRUE;
poGeomFieldDefn->SetSpatialRef(GetSpatialRef());
}
}
else
{
if( nIndex == 0 && nGeomFields == 1 )
{
OGRUnionLayerGeomFieldDefn* poGeomFieldDefn =
(OGRUnionLayerGeomFieldDefn* ) poFeatureDefn->GetGeomFieldDefn(0);
if( poGeomFieldDefn->bGeomTypeSet == FALSE )
{
poGeomFieldDefn->bGeomTypeSet = TRUE;
poGeomFieldDefn->SetType(poSrcFieldDefn->GetType());
}
if( poGeomFieldDefn->bSRSSet == FALSE )
{
poGeomFieldDefn->bSRSSet = TRUE;
poGeomFieldDefn->SetSpatialRef(poSrcFieldDefn->GetSpatialRef());
}
}
/* TODO: merge type, SRS, extent ? */
}
}
}
}
else if (eFieldStrategy == FIELD_INTERSECTION_ALL_LAYERS )
{
OGRFeatureDefn* poSrcFeatureDefn = papoSrcLayers[0]->GetLayerDefn();
int i;
for(i = 0; i < poSrcFeatureDefn->GetFieldCount(); i++)
poFeatureDefn->AddFieldDefn(poSrcFeatureDefn->GetFieldDefn(i));
for(i = 0; i < poSrcFeatureDefn->GetGeomFieldCount(); i++)
{
OGRGeomFieldDefn* poFldDefn = poSrcFeatureDefn->GetGeomFieldDefn(i);
poFeatureDefn->AddGeomFieldDefn(
new OGRUnionLayerGeomFieldDefn(poFldDefn), FALSE);
}
/* Remove any field that is not found in the source layers */
for(int iLayer = 1; iLayer < nSrcLayers; iLayer++)
{
OGRFeatureDefn* l_poSrcFeatureDefn =
papoSrcLayers[iLayer]->GetLayerDefn();
for(i = iCompareFirstIndex; i < poFeatureDefn->GetFieldCount();)
{
OGRFieldDefn* poFieldDefn = poFeatureDefn->GetFieldDefn(i);
int nSrcIndex = l_poSrcFeatureDefn->GetFieldIndex(
poFieldDefn->GetNameRef());
if( nSrcIndex < 0 )
{
poFeatureDefn->DeleteFieldDefn(i);
}
else
{
OGRFieldDefn* poSrcFieldDefn =
l_poSrcFeatureDefn->GetFieldDefn(nSrcIndex);
MergeFieldDefn(poFieldDefn, poSrcFieldDefn);
i ++;
}
}
for(i = 0; i < poFeatureDefn->GetGeomFieldCount();)
{
OGRGeomFieldDefn* poFieldDefn = poFeatureDefn->GetGeomFieldDefn(i);
int nSrcIndex = l_poSrcFeatureDefn->GetGeomFieldIndex(
poFieldDefn->GetNameRef());
if( nSrcIndex < 0 )
{
poFeatureDefn->DeleteGeomFieldDefn(i);
}
else
{
/* TODO: merge type, SRS, extent ? */
i ++;
}
}
}
}
return poFeatureDefn;
}
void GTMWaypointLayer::WriteFeatureAttributes( OGRFeature *poFeature, float altitude )
{
char psNameField[] = " "; // 10 spaces
char* pszcomment = nullptr;
int icon = 48;
int date = 0;
for (int i = 0; i < poFeatureDefn->GetFieldCount(); ++i)
{
OGRFieldDefn *poFieldDefn = poFeatureDefn->GetFieldDefn( i );
if( poFeature->IsFieldSetAndNotNull( i ) )
{
const char* l_pszName = poFieldDefn->GetNameRef();
/* Waypoint name */
if (STARTS_WITH(l_pszName, "name"))
{
strncpy (psNameField, poFeature->GetFieldAsString( i ), 10);
CPLStrlcat (psNameField, " ", sizeof(psNameField));
}
/* Waypoint comment */
else if (STARTS_WITH(l_pszName, "comment"))
{
CPLFree(pszcomment);
pszcomment = CPLStrdup( poFeature->GetFieldAsString( i ) );
}
/* Waypoint icon */
else if (STARTS_WITH(l_pszName, "icon"))
{
icon = poFeature->GetFieldAsInteger( i );
// Check if it is a valid icon
if (icon < 1 || icon > 220)
icon = 48;
}
/* Waypoint date */
else if (EQUAL(l_pszName, "time"))
{
struct tm brokendowndate;
int year, month, day, hour, min, sec, TZFlag;
if (poFeature->GetFieldAsDateTime( i, &year, &month, &day, &hour, &min, &sec, &TZFlag))
{
brokendowndate.tm_year = year - 1900;
brokendowndate.tm_mon = month - 1;
brokendowndate.tm_mday = day;
brokendowndate.tm_hour = hour;
brokendowndate.tm_min = min;
brokendowndate.tm_sec = sec;
GIntBig unixTime = CPLYMDHMSToUnixTime(&brokendowndate);
if (TZFlag != 0)
unixTime -= (TZFlag - 100) * 15;
if (unixTime <= GTM_EPOCH || (unixTime - GTM_EPOCH) != (int)(unixTime - GTM_EPOCH))
{
CPLError(CE_Warning, CPLE_AppDefined,
"%04d/%02d/%02d %02d:%02d:%02d is not a valid datetime for GTM",
year, month, day, hour, min, sec);
}
else
{
date = (int)(unixTime - GTM_EPOCH);
}
}
}
}
}
if (pszcomment == nullptr)
pszcomment = CPLStrdup( "" );
const size_t commentLength = strlen(pszcomment);
const size_t bufferSize = 27 + commentLength;
void* pBuffer = CPLMalloc(bufferSize);
void* pBufferAux = pBuffer;
/* Write waypoint name to buffer */
memcpy((char*)pBufferAux, psNameField, 10);
/* Write waypoint string comment size to buffer */
pBufferAux = (char*)pBuffer+10;
appendUShort(pBufferAux, (unsigned short) commentLength);
/* Write waypoint string comment to buffer */
memcpy((char*)pBuffer+12, pszcomment, commentLength);
/* Write icon to buffer */
pBufferAux = (char*)pBuffer+12+commentLength;
appendUShort(pBufferAux, (unsigned short) icon);
/* Write dslp to buffer */
pBufferAux = (char*)pBufferAux + 2;
appendUChar(pBufferAux, 3);
/* Date */
pBufferAux = (char*)pBufferAux + 1;
appendInt(pBufferAux, date);
/* wrot */
pBufferAux = (char*)pBufferAux + 4;
appendUShort(pBufferAux, 0);
/* walt */
pBufferAux = (char*)pBufferAux + 2;
appendFloat(pBufferAux, altitude);
/* wlayer */
pBufferAux = (char*)pBufferAux + 4;
appendUShort(pBufferAux, 0);
VSIFWriteL(pBuffer, bufferSize, 1, poDS->getOutputFP());
poDS->incNumWaypoints();
CPLFree(pszcomment);
CPLFree(pBuffer);
}
void OGRUnionLayer::ConfigureActiveLayer()
{
AutoWarpLayerIfNecessary(iCurLayer);
ApplyAttributeFilterToSrcLayer(iCurLayer);
SetSpatialFilterToSourceLayer(papoSrcLayers[iCurLayer]);
papoSrcLayers[iCurLayer]->ResetReading();
/* Establish map */
GetLayerDefn();
OGRFeatureDefn* poSrcFeatureDefn = papoSrcLayers[iCurLayer]->GetLayerDefn();
CPLFree(panMap);
panMap = (int*) CPLMalloc(poSrcFeatureDefn->GetFieldCount() * sizeof(int));
for(int i=0; i < poSrcFeatureDefn->GetFieldCount(); i++)
{
OGRFieldDefn* poSrcFieldDefn = poSrcFeatureDefn->GetFieldDefn(i);
if( CSLFindString(papszIgnoredFields,
poSrcFieldDefn->GetNameRef() ) == -1 )
{
panMap[i] =
poFeatureDefn->GetFieldIndex(poSrcFieldDefn->GetNameRef());
}
else
{
panMap[i] = -1;
}
}
if( papoSrcLayers[iCurLayer]->TestCapability(OLCIgnoreFields) )
{
char** papszIter = papszIgnoredFields;
char** papszFieldsSrc = NULL;
while ( papszIter != NULL && *papszIter != NULL )
{
const char* pszFieldName = *papszIter;
if ( EQUAL(pszFieldName, "OGR_GEOMETRY") ||
EQUAL(pszFieldName, "OGR_STYLE") ||
poSrcFeatureDefn->GetFieldIndex(pszFieldName) >= 0 ||
poSrcFeatureDefn->GetGeomFieldIndex(pszFieldName) >= 0 )
{
papszFieldsSrc = CSLAddString(papszFieldsSrc, pszFieldName);
}
papszIter++;
}
/* Attribute fields */
int* panSrcFieldsUsed = (int*) CPLCalloc(sizeof(int),
poSrcFeatureDefn->GetFieldCount());
for(int iField = 0;
iField < poFeatureDefn->GetFieldCount(); iField++)
{
OGRFieldDefn* poFieldDefn = poFeatureDefn->GetFieldDefn(iField);
int iSrcField =
poSrcFeatureDefn->GetFieldIndex(poFieldDefn->GetNameRef());
if (iSrcField >= 0)
panSrcFieldsUsed[iSrcField] = TRUE;
}
for(int iSrcField = 0;
iSrcField < poSrcFeatureDefn->GetFieldCount(); iSrcField ++)
{
if( !panSrcFieldsUsed[iSrcField] )
{
OGRFieldDefn *poSrcDefn =
poSrcFeatureDefn->GetFieldDefn( iSrcField );
papszFieldsSrc =
CSLAddString(papszFieldsSrc, poSrcDefn->GetNameRef());
}
}
CPLFree(panSrcFieldsUsed);
/* geometry fields now */
panSrcFieldsUsed = (int*) CPLCalloc(sizeof(int),
poSrcFeatureDefn->GetGeomFieldCount());
for(int iField = 0;
iField < poFeatureDefn->GetGeomFieldCount(); iField++)
{
OGRGeomFieldDefn* poFieldDefn = poFeatureDefn->GetGeomFieldDefn(iField);
int iSrcField =
poSrcFeatureDefn->GetGeomFieldIndex(poFieldDefn->GetNameRef());
if (iSrcField >= 0)
panSrcFieldsUsed[iSrcField] = TRUE;
}
for(int iSrcField = 0;
iSrcField < poSrcFeatureDefn->GetGeomFieldCount(); iSrcField ++)
{
if( !panSrcFieldsUsed[iSrcField] )
{
OGRGeomFieldDefn *poSrcDefn =
poSrcFeatureDefn->GetGeomFieldDefn( iSrcField );
papszFieldsSrc =
CSLAddString(papszFieldsSrc, poSrcDefn->GetNameRef());
}
}
CPLFree(panSrcFieldsUsed);
papoSrcLayers[iCurLayer]->SetIgnoredFields((const char**)papszFieldsSrc);
CSLDestroy(papszFieldsSrc);
}
}
feature_ptr ogr_index_featureset<filterT>::next()
{
if (itr_ != ids_.end())
{
int pos = *itr_++;
layer_.SetNextByIndex (pos);
ogr_feature_ptr feat (layer_.GetNextFeature());
if ((*feat) != NULL)
{
// ogr feature ids start at 0, so add one to stay
// consistent with other mapnik datasources that start at 1
int feature_id = ((*feat)->GetFID() + 1);
feature_ptr feature(feature_factory::create(feature_id));
OGRGeometry* geom=(*feat)->GetGeometryRef();
if (geom && !geom->IsEmpty())
{
ogr_converter::convert_geometry (geom, feature, multiple_geometries_);
}
#ifdef MAPNIK_DEBUG
else
{
std::clog << "### Warning: feature with null geometry: " << (*feat)->GetFID() << "\n";
}
#endif
int fld_count = layerdef_->GetFieldCount();
for (int i = 0; i < fld_count; i++)
{
OGRFieldDefn* fld = layerdef_->GetFieldDefn (i);
OGRFieldType type_oid = fld->GetType ();
std::string fld_name = fld->GetNameRef ();
switch (type_oid)
{
case OFTInteger:
{
boost::put(*feature,fld_name,(*feat)->GetFieldAsInteger (i));
break;
}
case OFTReal:
{
boost::put(*feature,fld_name,(*feat)->GetFieldAsDouble (i));
break;
}
case OFTString:
case OFTWideString: // deprecated !
{
UnicodeString ustr = tr_->transcode((*feat)->GetFieldAsString (i));
boost::put(*feature,fld_name,ustr);
break;
}
case OFTIntegerList:
case OFTRealList:
case OFTStringList:
case OFTWideStringList: // deprecated !
{
#ifdef MAPNIK_DEBUG
std::clog << "OGR Plugin: unhandled type_oid=" << type_oid << std::endl;
#endif
break;
}
case OFTBinary:
{
#ifdef MAPNIK_DEBUG
std::clog << "OGR Plugin: unhandled type_oid=" << type_oid << std::endl;
#endif
//boost::put(*feature,name,feat->GetFieldAsBinary (i, size));
break;
}
case OFTDate:
case OFTTime:
case OFTDateTime: // unhandled !
{
#ifdef MAPNIK_DEBUG
std::clog << "OGR Plugin: unhandled type_oid=" << type_oid << std::endl;
#endif
break;
}
default: // unknown
{
#ifdef MAPNIK_DEBUG
std::clog << "OGR Plugin: unknown type_oid=" << type_oid << std::endl;
#endif
break;
}
}
}
return feature;
}
}
return feature_ptr();
}
CPLString OGRPLScenesLayer::BuildFilter(swq_expr_node* poNode)
{
if( poNode->eNodeType == SNT_OPERATION )
{
if( poNode->nOperation == SWQ_AND && poNode->nSubExprCount == 2 )
{
// For AND, we can deal with a failure in one of the branch
// since client-side will do that extra filtering
CPLString osFilter1 = BuildFilter(poNode->papoSubExpr[0]);
CPLString osFilter2 = BuildFilter(poNode->papoSubExpr[1]);
if( osFilter1.size() && osFilter2.size() )
return osFilter1 + "&" + osFilter2;
else if( osFilter1.size() )
return osFilter1;
else
return osFilter2;
}
else if( (poNode->nOperation == SWQ_EQ ||
poNode->nOperation == SWQ_NE ||
poNode->nOperation == SWQ_LT ||
poNode->nOperation == SWQ_LE ||
poNode->nOperation == SWQ_GT ||
poNode->nOperation == SWQ_GE) && poNode->nSubExprCount == 2 &&
poNode->papoSubExpr[0]->eNodeType == SNT_COLUMN &&
poNode->papoSubExpr[1]->eNodeType == SNT_CONSTANT &&
poNode->papoSubExpr[0]->field_index != poFeatureDefn->GetFieldIndex("id") &&
poNode->papoSubExpr[0]->field_index < poFeatureDefn->GetFieldCount() )
{
OGRFieldDefn *poFieldDefn;
poFieldDefn = poFeatureDefn->GetFieldDefn(poNode->papoSubExpr[0]->field_index);
CPLString osFilter(poFieldDefn->GetNameRef());
int bDateTimeParsed = FALSE;
int nYear = 0, nMonth = 0, nDay = 0, nHour = 0, nMinute = 0, nSecond = 0;
if( poNode->papoSubExpr[1]->field_type == SWQ_TIMESTAMP )
{
if( sscanf(poNode->papoSubExpr[1]->string_value,"%04d/%02d/%02d %02d:%02d:%02d",
&nYear, &nMonth, &nDay, &nHour, &nMinute, &nSecond) >= 3 ||
sscanf(poNode->papoSubExpr[1]->string_value,"%04d-%02d-%02dT%02d:%02d:%02d",
&nYear, &nMonth, &nDay, &nHour, &nMinute, &nSecond) >= 3 )
bDateTimeParsed = TRUE;
}
osFilter += ".";
if( poNode->nOperation == SWQ_EQ )
{
if( bDateTimeParsed )
osFilter += "gte";
else
osFilter += "eq";
}
else if( poNode->nOperation == SWQ_NE )
osFilter += "neq";
else if( poNode->nOperation == SWQ_LT )
osFilter += "lt";
else if( poNode->nOperation == SWQ_LE )
osFilter += "lte";
else if( poNode->nOperation == SWQ_GT )
osFilter += "gt";
else if( poNode->nOperation == SWQ_GE )
osFilter += "gte";
osFilter += "=";
if (poNode->papoSubExpr[1]->field_type == SWQ_FLOAT)
osFilter += CPLSPrintf("%.8f", poNode->papoSubExpr[1]->float_value);
else if (poNode->papoSubExpr[1]->field_type == SWQ_INTEGER)
osFilter += CPLSPrintf(CPL_FRMT_GIB, poNode->papoSubExpr[1]->int_value);
else if (poNode->papoSubExpr[1]->field_type == SWQ_STRING)
osFilter += poNode->papoSubExpr[1]->string_value;
else if (poNode->papoSubExpr[1]->field_type == SWQ_TIMESTAMP)
{
if( bDateTimeParsed )
{
osFilter += CPLSPrintf("%04d-%02d-%02dT%02d:%02d:%02d",
nYear, nMonth, nDay, nHour, nMinute, nSecond);
if( poNode->nOperation == SWQ_EQ )
{
osFilter += "&";
osFilter += poFieldDefn->GetNameRef();
osFilter += ".lt=";
nSecond ++;
if( nSecond == 60 ) { nSecond = 0; nMinute ++; }
if( nMinute == 60 ) { nMinute = 0; nHour ++; }
if( nHour == 24 ) { nHour = 0; nDay ++; }
osFilter += CPLSPrintf("%04d-%02d-%02dT%02d:%02d:%02d",
nYear, nMonth, nDay, nHour, nMinute, nSecond);
}
}
else
osFilter += poNode->papoSubExpr[1]->string_value;
}
return osFilter;
}
}
if( !bFilterMustBeClientSideEvaluated )
{
bFilterMustBeClientSideEvaluated = TRUE;
CPLDebug("PLSCENES",
"Part or full filter will have to be evaluated on client side.");
}
return "";
}
