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qgsvectorfilewriter.cpp
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qgsvectorfilewriter.cpp
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/***************************************************************************
qgsvectorfilewriter.cpp
generic vector file writer
-------------------
begin : Sat Jun 16 2004
copyright : (C) 2004 by Tim Sutton
email : tim at linfiniti.com
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "qgsapplication.h"
#include "qgsfields.h"
#include "qgsfeature.h"
#include "qgsfeatureiterator.h"
#include "qgsgeometry.h"
#include "qgslogger.h"
#include "qgsmessagelog.h"
#include "qgscoordinatereferencesystem.h"
#include "qgsvectorfilewriter.h"
#include "qgsrenderer.h"
#include "qgssymbollayer.h"
#include "qgsvectordataprovider.h"
#include "qgsvectorlayer.h"
#include "qgslocalec.h"
#include "qgscsexception.h"
#include "qgssettings.h"
#include "qgsgeometryengine.h"
#include <QFile>
#include <QFileInfo>
#include <QDir>
#include <QTextCodec>
#include <QTextStream>
#include <QSet>
#include <QMetaType>
#include <cassert>
#include <cstdlib> // size_t
#include <limits> // std::numeric_limits
#include <ogr_srs_api.h>
#include <cpl_error.h>
#include <cpl_conv.h>
#include <gdal.h>
QgsVectorFileWriter::FieldValueConverter::FieldValueConverter()
= default;
QgsField QgsVectorFileWriter::FieldValueConverter::fieldDefinition( const QgsField &field )
{
return field;
}
QVariant QgsVectorFileWriter::FieldValueConverter::convert( int /*fieldIdxInLayer*/, const QVariant &value )
{
return value;
}
QgsVectorFileWriter::QgsVectorFileWriter(
const QString &vectorFileName,
const QString &fileEncoding,
const QgsFields &fields,
QgsWkbTypes::Type geometryType,
const QgsCoordinateReferenceSystem &srs,
const QString &driverName,
const QStringList &datasourceOptions,
const QStringList &layerOptions,
QString *newFilename,
SymbologyExport symbologyExport
)
: mDS( nullptr )
, mLayer( nullptr )
, mOgrRef( nullptr )
, mError( NoError )
, mCodec( nullptr )
, mWkbType( geometryType )
, mSymbologyExport( symbologyExport )
, mSymbologyScaleDenominator( 1.0 )
, mFieldValueConverter( nullptr )
{
init( vectorFileName, fileEncoding, fields, geometryType,
srs, driverName, datasourceOptions, layerOptions, newFilename, nullptr,
QString(), CreateOrOverwriteFile );
}
QgsVectorFileWriter::QgsVectorFileWriter( const QString &vectorFileName,
const QString &fileEncoding,
const QgsFields &fields,
QgsWkbTypes::Type geometryType,
const QgsCoordinateReferenceSystem &srs,
const QString &driverName,
const QStringList &datasourceOptions,
const QStringList &layerOptions,
QString *newFilename,
QgsVectorFileWriter::SymbologyExport symbologyExport,
FieldValueConverter *fieldValueConverter,
const QString &layerName,
ActionOnExistingFile action )
: mDS( nullptr )
, mLayer( nullptr )
, mOgrRef( nullptr )
, mError( NoError )
, mCodec( nullptr )
, mWkbType( geometryType )
, mSymbologyExport( symbologyExport )
, mSymbologyScaleDenominator( 1.0 )
, mFieldValueConverter( nullptr )
{
init( vectorFileName, fileEncoding, fields, geometryType, srs, driverName,
datasourceOptions, layerOptions, newFilename, fieldValueConverter,
layerName, action );
}
void QgsVectorFileWriter::init( QString vectorFileName,
QString fileEncoding,
const QgsFields &fields,
QgsWkbTypes::Type geometryType,
QgsCoordinateReferenceSystem srs,
const QString &driverName,
QStringList datasourceOptions,
QStringList layerOptions,
QString *newFilename,
FieldValueConverter *fieldValueConverter,
const QString &layerNameIn,
ActionOnExistingFile action )
{
mRenderContext.setRendererScale( mSymbologyScaleDenominator );
if ( vectorFileName.isEmpty() )
{
mErrorMessage = QObject::tr( "Empty filename given" );
mError = ErrCreateDataSource;
return;
}
if ( driverName == QLatin1String( "MapInfo MIF" ) )
{
mOgrDriverName = QStringLiteral( "MapInfo File" );
}
else if ( driverName == QLatin1String( "SpatiaLite" ) )
{
mOgrDriverName = QStringLiteral( "SQLite" );
if ( !datasourceOptions.contains( QStringLiteral( "SPATIALITE=YES" ) ) )
{
datasourceOptions.append( QStringLiteral( "SPATIALITE=YES" ) );
}
}
else if ( driverName == QLatin1String( "DBF file" ) )
{
mOgrDriverName = QStringLiteral( "ESRI Shapefile" );
if ( !layerOptions.contains( QStringLiteral( "SHPT=NULL" ) ) )
{
layerOptions.append( QStringLiteral( "SHPT=NULL" ) );
}
srs = QgsCoordinateReferenceSystem();
}
else
{
mOgrDriverName = driverName;
}
// find driver in OGR
OGRSFDriverH poDriver;
QgsApplication::registerOgrDrivers();
poDriver = OGRGetDriverByName( mOgrDriverName.toLocal8Bit().constData() );
if ( !poDriver )
{
mErrorMessage = QObject::tr( "OGR driver for '%1' not found (OGR error: %2)" )
.arg( driverName,
QString::fromUtf8( CPLGetLastErrorMsg() ) );
mError = ErrDriverNotFound;
return;
}
MetaData metadata;
bool metadataFound = driverMetadata( driverName, metadata );
if ( mOgrDriverName == QLatin1String( "ESRI Shapefile" ) )
{
if ( layerOptions.join( QLatin1String( "" ) ).toUpper().indexOf( QLatin1String( "ENCODING=" ) ) == -1 )
{
layerOptions.append( "ENCODING=" + convertCodecNameForEncodingOption( fileEncoding ) );
}
if ( driverName == QLatin1String( "ESRI Shapefile" ) && !vectorFileName.endsWith( QLatin1String( ".shp" ), Qt::CaseInsensitive ) )
{
vectorFileName += QLatin1String( ".shp" );
}
else if ( driverName == QLatin1String( "DBF file" ) && !vectorFileName.endsWith( QLatin1String( ".dbf" ), Qt::CaseInsensitive ) )
{
vectorFileName += QLatin1String( ".dbf" );
}
if ( action == CreateOrOverwriteFile || action == CreateOrOverwriteLayer )
deleteShapeFile( vectorFileName );
}
else
{
if ( metadataFound )
{
QStringList allExts = metadata.ext.split( ' ', QString::SkipEmptyParts );
bool found = false;
Q_FOREACH ( const QString &ext, allExts )
{
if ( vectorFileName.endsWith( '.' + ext, Qt::CaseInsensitive ) )
{
found = true;
break;
}
}
if ( !found )
{
vectorFileName += '.' + allExts[0];
}
}
if ( action == CreateOrOverwriteFile )
{
if ( vectorFileName.endsWith( QLatin1String( ".gdb" ), Qt::CaseInsensitive ) )
{
QDir dir( vectorFileName );
if ( dir.exists() )
{
QFileInfoList fileList = dir.entryInfoList(
QDir::NoDotAndDotDot | QDir::System | QDir::Hidden | QDir::AllDirs | QDir::Files, QDir::DirsFirst );
Q_FOREACH ( const QFileInfo &info, fileList )
{
QFile::remove( info.absoluteFilePath() );
}
}
QDir().rmdir( vectorFileName );
}
else
{
QFile::remove( vectorFileName );
}
}
}
if ( metadataFound && !metadata.compulsoryEncoding.isEmpty() )
{
if ( fileEncoding.compare( metadata.compulsoryEncoding, Qt::CaseInsensitive ) != 0 )
{
QgsDebugMsg( QString( "forced %1 encoding for %2" ).arg( metadata.compulsoryEncoding, driverName ) );
fileEncoding = metadata.compulsoryEncoding;
}
}
char **options = nullptr;
if ( !datasourceOptions.isEmpty() )
{
options = new char *[ datasourceOptions.size() + 1 ];
for ( int i = 0; i < datasourceOptions.size(); i++ )
{
options[i] = CPLStrdup( datasourceOptions[i].toLocal8Bit().constData() );
}
options[ datasourceOptions.size()] = nullptr;
}
// create the data source
if ( action == CreateOrOverwriteFile )
mDS = OGR_Dr_CreateDataSource( poDriver, vectorFileName.toUtf8().constData(), options );
else
mDS = OGROpen( vectorFileName.toUtf8().constData(), TRUE, nullptr );
if ( options )
{
for ( int i = 0; i < datasourceOptions.size(); i++ )
CPLFree( options[i] );
delete [] options;
options = nullptr;
}
if ( !mDS )
{
mError = ErrCreateDataSource;
if ( action == CreateOrOverwriteFile )
mErrorMessage = QObject::tr( "creation of data source failed (OGR error:%1)" )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) );
else
mErrorMessage = QObject::tr( "opening of data source in update mode failed (OGR error:%1)" )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) );
return;
}
QString layerName( layerNameIn );
if ( layerName.isEmpty() )
layerName = QFileInfo( vectorFileName ).baseName();
if ( action == CreateOrOverwriteLayer )
{
const int layer_count = OGR_DS_GetLayerCount( mDS );
for ( int i = 0; i < layer_count; i++ )
{
OGRLayerH hLayer = OGR_DS_GetLayer( mDS, i );
if ( EQUAL( OGR_L_GetName( hLayer ), layerName.toUtf8().constData() ) )
{
if ( OGR_DS_DeleteLayer( mDS, i ) != OGRERR_NONE )
{
mError = ErrCreateLayer;
mErrorMessage = QObject::tr( "overwriting of existing layer failed (OGR error:%1)" )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) );
return;
}
break;
}
}
}
if ( action == CreateOrOverwriteFile )
{
QgsDebugMsg( "Created data source" );
}
else
{
QgsDebugMsg( "Opened data source in update mode" );
}
// use appropriate codec
mCodec = QTextCodec::codecForName( fileEncoding.toLocal8Bit().constData() );
if ( !mCodec )
{
QgsDebugMsg( "error finding QTextCodec for " + fileEncoding );
QgsSettings settings;
QString enc = settings.value( QStringLiteral( "UI/encoding" ), "System" ).toString();
mCodec = QTextCodec::codecForName( enc.toLocal8Bit().constData() );
if ( !mCodec )
{
QgsDebugMsg( "error finding QTextCodec for " + enc );
mCodec = QTextCodec::codecForLocale();
Q_ASSERT( mCodec );
}
}
// consider spatial reference system of the layer
if ( srs.isValid() )
{
QString srsWkt = srs.toWkt();
QgsDebugMsg( "WKT to save as is " + srsWkt );
mOgrRef = OSRNewSpatialReference( srsWkt.toLocal8Bit().constData() );
}
// datasource created, now create the output layer
OGRwkbGeometryType wkbType = ogrTypeFromWkbType( geometryType );
// Remove FEATURE_DATASET layer option (used for ESRI File GDB driver) if its value is not set
int optIndex = layerOptions.indexOf( QStringLiteral( "FEATURE_DATASET=" ) );
if ( optIndex != -1 )
{
layerOptions.removeAt( optIndex );
}
if ( !layerOptions.isEmpty() )
{
options = new char *[ layerOptions.size() + 1 ];
for ( int i = 0; i < layerOptions.size(); i++ )
{
options[i] = CPLStrdup( layerOptions[i].toLocal8Bit().constData() );
}
options[ layerOptions.size()] = nullptr;
}
// disable encoding conversion of OGR Shapefile layer
CPLSetConfigOption( "SHAPE_ENCODING", "" );
if ( action == CreateOrOverwriteFile || action == CreateOrOverwriteLayer )
mLayer = OGR_DS_CreateLayer( mDS, layerName.toUtf8().constData(), mOgrRef, wkbType, options );
else
mLayer = OGR_DS_GetLayerByName( mDS, layerName.toUtf8().constData() );
if ( options )
{
for ( int i = 0; i < layerOptions.size(); i++ )
CPLFree( options[i] );
delete [] options;
options = nullptr;
}
QgsSettings settings;
if ( !settings.value( QStringLiteral( "qgis/ignoreShapeEncoding" ), true ).toBool() )
{
CPLSetConfigOption( "SHAPE_ENCODING", nullptr );
}
if ( srs.isValid() )
{
if ( mOgrDriverName == QLatin1String( "ESRI Shapefile" ) )
{
QString layerName = vectorFileName.left( vectorFileName.indexOf( QLatin1String( ".shp" ), Qt::CaseInsensitive ) );
QFile prjFile( layerName + ".qpj" );
if ( prjFile.open( QIODevice::WriteOnly | QIODevice::Truncate ) )
{
QTextStream prjStream( &prjFile );
prjStream << srs.toWkt().toLocal8Bit().constData() << endl;
prjFile.close();
}
else
{
QgsDebugMsg( "Couldn't open file " + layerName + ".qpj" );
}
}
}
if ( !mLayer )
{
if ( action == CreateOrOverwriteFile || action == CreateOrOverwriteLayer )
mErrorMessage = QObject::tr( "creation of layer failed (OGR error:%1)" )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) );
else
mErrorMessage = QObject::tr( "opening of layer failed (OGR error:%1)" )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) );
mError = ErrCreateLayer;
return;
}
OGRFeatureDefnH defn = OGR_L_GetLayerDefn( mLayer );
QgsDebugMsg( "created layer" );
// create the fields
QgsDebugMsg( "creating " + QString::number( fields.size() ) + " fields" );
mFields = fields;
mAttrIdxToOgrIdx.clear();
QSet<int> existingIdxs;
mFieldValueConverter = fieldValueConverter;
for ( int fldIdx = 0; ( action == CreateOrOverwriteFile ||
action == CreateOrOverwriteLayer ||
action == AppendToLayerAddFields ) &&
fldIdx < fields.count(); ++fldIdx )
{
QgsField attrField = fields.at( fldIdx );
if ( fieldValueConverter )
{
attrField = fieldValueConverter->fieldDefinition( fields.at( fldIdx ) );
}
QString name( attrField.name() );
if ( action == AppendToLayerAddFields )
{
int ogrIdx = OGR_FD_GetFieldIndex( defn, mCodec->fromUnicode( name ) );
if ( ogrIdx >= 0 )
{
mAttrIdxToOgrIdx.insert( fldIdx, ogrIdx );
continue;
}
}
OGRFieldType ogrType = OFTString; //default to string
int ogrWidth = attrField.length();
int ogrPrecision = attrField.precision();
if ( ogrPrecision > 0 )
++ogrWidth;
switch ( attrField.type() )
{
case QVariant::LongLong:
{
const char *pszDataTypes = GDALGetMetadataItem( poDriver, GDAL_DMD_CREATIONFIELDDATATYPES, nullptr );
if ( pszDataTypes && strstr( pszDataTypes, "Integer64" ) )
ogrType = OFTInteger64;
else
ogrType = OFTReal;
ogrWidth = ogrWidth > 0 && ogrWidth <= 20 ? ogrWidth : 20;
ogrPrecision = 0;
break;
}
case QVariant::String:
ogrType = OFTString;
if ( ogrWidth <= 0 || ogrWidth > 255 )
ogrWidth = 255;
break;
case QVariant::Int:
ogrType = OFTInteger;
ogrWidth = ogrWidth > 0 && ogrWidth <= 10 ? ogrWidth : 10;
ogrPrecision = 0;
break;
case QVariant::Double:
ogrType = OFTReal;
break;
case QVariant::Date:
ogrType = OFTDate;
break;
case QVariant::Time:
if ( mOgrDriverName == QLatin1String( "ESRI Shapefile" ) )
{
ogrType = OFTString;
ogrWidth = 12; // %02d:%02d:%06.3f
}
else
{
ogrType = OFTTime;
}
break;
case QVariant::DateTime:
if ( mOgrDriverName == QLatin1String( "ESRI Shapefile" ) )
{
ogrType = OFTString;
ogrWidth = 24; // "%04d/%02d/%02d %02d:%02d:%06.3f"
}
else
{
ogrType = OFTDateTime;
}
break;
default:
//assert(0 && "invalid variant type!");
mErrorMessage = QObject::tr( "unsupported type for field %1" )
.arg( attrField.name() );
mError = ErrAttributeTypeUnsupported;
return;
}
if ( mOgrDriverName == QLatin1String( "SQLite" ) && name.compare( QLatin1String( "ogc_fid" ), Qt::CaseInsensitive ) == 0 )
{
int i;
for ( i = 0; i < 10; i++ )
{
name = QStringLiteral( "ogc_fid%1" ).arg( i );
int j;
for ( j = 0; j < fields.size() && name.compare( fields.at( j ).name(), Qt::CaseInsensitive ) != 0; j++ )
;
if ( j == fields.size() )
break;
}
if ( i == 10 )
{
mErrorMessage = QObject::tr( "no available replacement for internal fieldname ogc_fid found" ).arg( attrField.name() );
mError = ErrAttributeCreationFailed;
return;
}
QgsMessageLog::logMessage( QObject::tr( "Reserved attribute name ogc_fid replaced with %1" ).arg( name ), QObject::tr( "OGR" ) );
}
// create field definition
OGRFieldDefnH fld = OGR_Fld_Create( mCodec->fromUnicode( name ), ogrType );
if ( ogrWidth > 0 )
{
OGR_Fld_SetWidth( fld, ogrWidth );
}
if ( ogrPrecision >= 0 )
{
OGR_Fld_SetPrecision( fld, ogrPrecision );
}
// create the field
QgsDebugMsg( "creating field " + attrField.name() +
" type " + QString( QVariant::typeToName( attrField.type() ) ) +
" width " + QString::number( ogrWidth ) +
" precision " + QString::number( ogrPrecision ) );
if ( OGR_L_CreateField( mLayer, fld, true ) != OGRERR_NONE )
{
QgsDebugMsg( "error creating field " + attrField.name() );
mErrorMessage = QObject::tr( "creation of field %1 failed (OGR error: %2)" )
.arg( attrField.name(),
QString::fromUtf8( CPLGetLastErrorMsg() ) );
mError = ErrAttributeCreationFailed;
OGR_Fld_Destroy( fld );
return;
}
OGR_Fld_Destroy( fld );
int ogrIdx = OGR_FD_GetFieldIndex( defn, mCodec->fromUnicode( name ) );
QgsDebugMsg( QString( "returned field index for %1: %2" ).arg( name ).arg( ogrIdx ) );
if ( ogrIdx < 0 || existingIdxs.contains( ogrIdx ) )
{
// GDAL 1.7 not just truncates, but launders more aggressivly.
ogrIdx = OGR_FD_GetFieldCount( defn ) - 1;
if ( ogrIdx < 0 )
{
QgsDebugMsg( "error creating field " + attrField.name() );
mErrorMessage = QObject::tr( "created field %1 not found (OGR error: %2)" )
.arg( attrField.name(),
QString::fromUtf8( CPLGetLastErrorMsg() ) );
mError = ErrAttributeCreationFailed;
return;
}
}
existingIdxs.insert( ogrIdx );
mAttrIdxToOgrIdx.insert( fldIdx, ogrIdx );
}
if ( action == AppendToLayerNoNewFields )
{
for ( int fldIdx = 0; fldIdx < fields.count(); ++fldIdx )
{
QgsField attrField = fields.at( fldIdx );
QString name( attrField.name() );
int ogrIdx = OGR_FD_GetFieldIndex( defn, mCodec->fromUnicode( name ) );
if ( ogrIdx >= 0 )
mAttrIdxToOgrIdx.insert( fldIdx, ogrIdx );
}
}
QgsDebugMsg( "Done creating fields" );
mWkbType = geometryType;
if ( newFilename )
*newFilename = vectorFileName;
}
OGRGeometryH QgsVectorFileWriter::createEmptyGeometry( QgsWkbTypes::Type wkbType )
{
return OGR_G_CreateGeometry( ogrTypeFromWkbType( wkbType ) );
}
QMap<QString, QgsVectorFileWriter::MetaData> QgsVectorFileWriter::initMetaData()
{
QMap<QString, MetaData> driverMetadata;
QMap<QString, Option *> datasetOptions;
QMap<QString, Option *> layerOptions;
// Arc/Info ASCII Coverage
datasetOptions.clear();
layerOptions.clear();
driverMetadata.insert( QStringLiteral( "AVCE00" ),
MetaData(
QStringLiteral( "Arc/Info ASCII Coverage" ),
QObject::tr( "Arc/Info ASCII Coverage" ),
QStringLiteral( "*.e00" ),
QStringLiteral( "e00" ),
datasetOptions,
layerOptions
)
);
// Atlas BNA
datasetOptions.clear();
layerOptions.clear();
datasetOptions.insert( QStringLiteral( "LINEFORMAT" ), new SetOption(
QObject::tr( "New BNA files are created by the "
"systems default line termination conventions. "
"This may be overridden here." ),
QStringList()
<< QStringLiteral( "CRLF" )
<< QStringLiteral( "LF" ),
QLatin1String( "" ), // Default value
true // Allow None
) );
datasetOptions.insert( QStringLiteral( "MULTILINE" ), new BoolOption(
QObject::tr( "By default, BNA files are created in multi-line format. "
"For each record, the first line contains the identifiers and the "
"type/number of coordinates to follow. Each following line contains "
"a pair of coordinates." ),
true // Default value
) );
datasetOptions.insert( QStringLiteral( "NB_IDS" ), new SetOption(
QObject::tr( "BNA records may contain from 2 to 4 identifiers per record. "
"Some software packages only support a precise number of identifiers. "
"You can override the default value (2) by a precise value" ),
QStringList()
<< QStringLiteral( "2" )
<< QStringLiteral( "3" )
<< QStringLiteral( "4" )
<< QStringLiteral( "NB_SOURCE_FIELDS" ),
QStringLiteral( "2" ) // Default value
) );
datasetOptions.insert( QStringLiteral( "ELLIPSES_AS_ELLIPSES" ), new BoolOption(
QObject::tr( "The BNA writer will try to recognize ellipses and circles when writing a polygon. "
"This will only work if the feature has previously been read from a BNA file. "
"As some software packages do not support ellipses/circles in BNA data file, "
"it may be useful to tell the writer by specifying ELLIPSES_AS_ELLIPSES=NO not "
"to export them as such, but keep them as polygons." ),
true // Default value
) );
datasetOptions.insert( QStringLiteral( "NB_PAIRS_PER_LINE" ), new IntOption(
QObject::tr( "Limit the number of coordinate pairs per line in multiline format." ),
2 // Default value
) );
datasetOptions.insert( QStringLiteral( "COORDINATE_PRECISION" ), new IntOption(
QObject::tr( "Set the number of decimal for coordinates. Default value is 10." ),
10 // Default value
) );
driverMetadata.insert( QStringLiteral( "BNA" ),
MetaData(
QStringLiteral( "Atlas BNA" ),
QObject::tr( "Atlas BNA" ),
QStringLiteral( "*.bna" ),
QStringLiteral( "bna" ),
datasetOptions,
layerOptions
)
);
// Comma Separated Value
datasetOptions.clear();
layerOptions.clear();
layerOptions.insert( QStringLiteral( "LINEFORMAT" ), new SetOption(
QObject::tr( "By default when creating new .csv files they "
"are created with the line termination conventions "
"of the local platform (CR/LF on Win32 or LF on all other systems). "
"This may be overridden through the use of the LINEFORMAT option." ),
QStringList()
<< QStringLiteral( "CRLF" )
<< QStringLiteral( "LF" ),
QLatin1String( "" ), // Default value
true // Allow None
) );
layerOptions.insert( QStringLiteral( "GEOMETRY" ), new SetOption(
QObject::tr( "By default, the geometry of a feature written to a .csv file is discarded. "
"It is possible to export the geometry in its WKT representation by "
"specifying GEOMETRY=AS_WKT. It is also possible to export point geometries "
"into their X,Y,Z components by specifying GEOMETRY=AS_XYZ, GEOMETRY=AS_XY "
"or GEOMETRY=AS_YX." ),
QStringList()
<< QStringLiteral( "AS_WKT" )
<< QStringLiteral( "AS_XYZ" )
<< QStringLiteral( "AS_XY" )
<< QStringLiteral( "AS_YX" ),
QStringLiteral( "AS_XY" ), // Default value
true // Allow None
) );
layerOptions.insert( QStringLiteral( "CREATE_CSVT" ), new BoolOption(
QObject::tr( "Create the associated .csvt file to describe the type of each "
"column of the layer and its optional width and precision." ),
false // Default value
) );
layerOptions.insert( QStringLiteral( "SEPARATOR" ), new SetOption(
QObject::tr( "Field separator character." ),
QStringList()
<< QStringLiteral( "COMMA" )
<< QStringLiteral( "SEMICOLON" )
<< QStringLiteral( "TAB" ),
QStringLiteral( "COMMA" ) // Default value
) );
layerOptions.insert( QStringLiteral( "WRITE_BOM" ), new BoolOption(
QObject::tr( "Write a UTF-8 Byte Order Mark (BOM) at the start of the file." ),
false // Default value
) );
driverMetadata.insert( QStringLiteral( "CSV" ),
MetaData(
QStringLiteral( "Comma Separated Value [CSV]" ),
QObject::tr( "Comma Separated Value [CSV]" ),
QStringLiteral( "*.csv" ),
QStringLiteral( "csv" ),
datasetOptions,
layerOptions
)
);
// ESRI Shapefile
datasetOptions.clear();
layerOptions.clear();
layerOptions.insert( QStringLiteral( "SHPT" ), new SetOption(
QObject::tr( "Override the type of shapefile created. "
"Can be one of NULL for a simple .dbf file with no .shp file, POINT, "
"ARC, POLYGON or MULTIPOINT for 2D, or POINTZ, ARCZ, POLYGONZ or "
"MULTIPOINTZ for 3D. Shapefiles with measure values are not supported, "
"nor are MULTIPATCH files." ),
QStringList()
<< QStringLiteral( "NULL" )
<< QStringLiteral( "POINT" )
<< QStringLiteral( "ARC" )
<< QStringLiteral( "POLYGON" )
<< QStringLiteral( "MULTIPOINT" )
<< QStringLiteral( "POINTZ" )
<< QStringLiteral( "ARCZ" )
<< QStringLiteral( "POLYGONZ" )
<< QStringLiteral( "MULTIPOINTZ" ),
QString(), // Default value
true // Allow None
) );
// there does not seem to be a reason to provide this option to the user again
// as we set encoding for shapefiles based on "fileEncoding" parameter passed to the writer
#if 0
layerOptions.insert( "ENCODING", new SetOption(
QObject::tr( "set the encoding value in the DBF file. "
"The default value is LDID/87. It is not clear "
"what other values may be appropriate." ),
QStringList()
<< "LDID/87",
"LDID/87" // Default value
) );
#endif
layerOptions.insert( QStringLiteral( "RESIZE" ), new BoolOption(
QObject::tr( "Set to YES to resize fields to their optimal size." ),
false // Default value
) );
driverMetadata.insert( QStringLiteral( "ESRI" ),
MetaData(
QStringLiteral( "ESRI Shapefile" ),
QObject::tr( "ESRI Shapefile" ),
QStringLiteral( "*.shp" ),
QStringLiteral( "shp" ),
datasetOptions,
layerOptions
)
);
// DBF File
datasetOptions.clear();
layerOptions.clear();
driverMetadata.insert( QStringLiteral( "DBF File" ),
MetaData(
QStringLiteral( "DBF File" ),
QObject::tr( "DBF File" ),
QStringLiteral( "*.dbf" ),
QStringLiteral( "dbf" ),
datasetOptions,
layerOptions
)
);
// FMEObjects Gateway
datasetOptions.clear();
layerOptions.clear();
driverMetadata.insert( QStringLiteral( "FMEObjects Gateway" ),
MetaData(
QStringLiteral( "FMEObjects Gateway" ),
QObject::tr( "FMEObjects Gateway" ),
QStringLiteral( "*.fdd" ),
QStringLiteral( "fdd" ),
datasetOptions,
layerOptions
)
);
// GeoJSON
datasetOptions.clear();
layerOptions.clear();
layerOptions.insert( QStringLiteral( "WRITE_BBOX" ), new BoolOption(
QObject::tr( "Set to YES to write a bbox property with the bounding box "
"of the geometries at the feature and feature collection level." ),
false // Default value
) );
layerOptions.insert( QStringLiteral( "COORDINATE_PRECISION" ), new IntOption(
QObject::tr( "Maximum number of figures after decimal separator to write in coordinates. "
"Default to 15. Truncation will occur to remove trailing zeros." ),
15 // Default value
) );
driverMetadata.insert( QStringLiteral( "GeoJSON" ),
MetaData(
QStringLiteral( "GeoJSON" ),
QObject::tr( "GeoJSON" ),
QStringLiteral( "*.geojson" ),
QStringLiteral( "geojson" ),
datasetOptions,
layerOptions,
QStringLiteral( "UTF-8" )
)
);
// GeoRSS
datasetOptions.clear();
layerOptions.clear();
datasetOptions.insert( QStringLiteral( "FORMAT" ), new SetOption(
QObject::tr( "whether the document must be in RSS 2.0 or Atom 1.0 format. "
"Default value : RSS" ),
QStringList()
<< QStringLiteral( "RSS" )
<< QStringLiteral( "ATOM" ),
QStringLiteral( "RSS" ) // Default value
) );
datasetOptions.insert( QStringLiteral( "GEOM_DIALECT" ), new SetOption(
QObject::tr( "The encoding of location information. Default value : SIMPLE. "
"W3C_GEO only supports point geometries. "
"SIMPLE or W3C_GEO only support geometries in geographic WGS84 coordinates." ),
QStringList()
<< QStringLiteral( "SIMPLE" )
<< QStringLiteral( "GML" )
<< QStringLiteral( "W3C_GEO" ),
QStringLiteral( "SIMPLE" ) // Default value
) );
datasetOptions.insert( QStringLiteral( "USE_EXTENSIONS" ), new BoolOption(
QObject::tr( "If defined to YES, extension fields will be written. "
"If the field name not found in the base schema matches "
"the foo_bar pattern, foo will be considered as the namespace "
"of the element, and a <foo:bar> element will be written. "
"Otherwise, elements will be written in the <ogr:> namespace." ),
true // Default value
) );
datasetOptions.insert( QStringLiteral( "WRITE_HEADER_AND_FOOTER" ), new BoolOption(
QObject::tr( "If defined to NO, only <entry> or <item> elements will be written. "
"The user will have to provide the appropriate header and footer of the document." ),
true // Default value
) );
datasetOptions.insert( QStringLiteral( "HEADER" ), new StringOption(
QObject::tr( "XML content that will be put between the <channel> element and the "
"first <item> element for a RSS document, or between the xml tag and "
"the first <entry> element for an Atom document. " ),
QLatin1String( "" ) // Default value
) );
datasetOptions.insert( QStringLiteral( "TITLE" ), new StringOption(
QObject::tr( "Value put inside the <title> element in the header. "
"If not provided, a dummy value will be used as that element is compulsory." ),
QLatin1String( "" ) // Default value
) );
datasetOptions.insert( QStringLiteral( "DESCRIPTION" ), new StringOption(
QObject::tr( "Value put inside the <description> element in the header. "
"If not provided, a dummy value will be used as that element is compulsory." ),
QLatin1String( "" ) // Default value
) );
datasetOptions.insert( QStringLiteral( "LINK" ), new StringOption(
QObject::tr( "Value put inside the <link> element in the header. "
"If not provided, a dummy value will be used as that element is compulsory." ),
QLatin1String( "" ) // Default value
) );
datasetOptions.insert( QStringLiteral( "UPDATED" ), new StringOption(
QObject::tr( "Value put inside the <updated> element in the header. "
"Should be formatted as a XML datetime. "
"If not provided, a dummy value will be used as that element is compulsory." ),
QLatin1String( "" ) // Default value
) );
datasetOptions.insert( QStringLiteral( "AUTHOR_NAME" ), new StringOption(
QObject::tr( "Value put inside the <author><name> element in the header. "
"If not provided, a dummy value will be used as that element is compulsory." ),
QLatin1String( "" ) // Default value
) );
datasetOptions.insert( QStringLiteral( "ID" ), new StringOption(
QObject::tr( "Value put inside the <id> element in the header. "
"If not provided, a dummy value will be used as that element is compulsory." ),
QLatin1String( "" ) // Default value
) );
driverMetadata.insert( QStringLiteral( "GeoRSS" ),
MetaData(
QStringLiteral( "GeoRSS" ),
QObject::tr( "GeoRSS" ),
QStringLiteral( "*.xml" ),
QStringLiteral( "xml" ),
datasetOptions,
layerOptions,
QStringLiteral( "UTF-8" )
)
);
// Geography Markup Language [GML]
datasetOptions.clear();
layerOptions.clear();
datasetOptions.insert( QStringLiteral( "XSISCHEMAURI" ), new StringOption(
QObject::tr( "If provided, this URI will be inserted as the schema location. "
"Note that the schema file isn't actually accessed by OGR, so it "
"is up to the user to ensure it will match the schema of the OGR "
"produced GML data file." ),