qgssettingsregistrycore.cpp

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/***************************************************************************
  qgssettingsregistrycore.cpp
  --------------------------------------
  Date                 : February 2021
  Copyright            : (C) 2021 by Damiano Lombardi
  Email                : damiano at opengis dot ch
 ***************************************************************************
 *                                                                         *
 *   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 "qgssettingsregistrycore.h"
 
#include "qgis.h"
 
#include "qgssettingsentryimpl.h"
#include "qgssettingsentryenumflag.h"
#include "qgssettings.h"
 
#include "qgsbabelformatregistry.h"
#include "qgslayout.h"
#include "qgslocator.h"
#include "qgsnetworkaccessmanager.h"
#include "qgsowsconnection.h"
#include "qgsprocessing.h"
#include "qgsvectortileconnection.h"
#include "qgsgpsdetector.h"
#include "qgsrasterlayer.h"
#include "qgsvectorlayer.h"
 
#include "pal.h"
 
const QgsSettingsEntryEnumFlag<Qgis::SnappingMode> *QgsSettingsRegistryCore::settingsDigitizingDefaultSnapMode = new QgsSettingsEntryEnumFlag<Qgis::SnappingMode>( QStringLiteral( "default-snap-mode" ), QgsSettingsTree::sTreeDigitizing, Qgis::SnappingMode::AllLayers );
 
const QgsSettingsEntryEnumFlag<Qgis::SnappingType> *QgsSettingsRegistryCore::settingsDigitizingDefaultSnapType = new QgsSettingsEntryEnumFlag<Qgis::SnappingType>( QStringLiteral( "default-snap-type" ), QgsSettingsTree::sTreeDigitizing, Qgis::SnappingType::Vertex );
 
const QgsSettingsEntryEnumFlag<QgsTolerance::UnitType> *QgsSettingsRegistryCore::settingsDigitizingDefaultSnappingToleranceUnit = new QgsSettingsEntryEnumFlag<QgsTolerance::UnitType>( QStringLiteral( "default-snapping-tolerance-unit" ), QgsSettingsTree::sTreeDigitizing, Qgis::DEFAULT_SNAP_UNITS );
 
const QgsSettingsEntryEnumFlag<QgsTolerance::UnitType> *QgsSettingsRegistryCore::settingsDigitizingSearchRadiusVertexEditUnit = new QgsSettingsEntryEnumFlag<QgsTolerance::UnitType>( QStringLiteral( "search-radius-vertex-edit-unit" ), QgsSettingsTree::sTreeDigitizing, QgsTolerance::Pixels );
 
const QgsSettingsEntryEnumFlag<Qgis::JoinStyle> *QgsSettingsRegistryCore::settingsDigitizingOffsetJoinStyle = new QgsSettingsEntryEnumFlag<Qgis::JoinStyle>( QStringLiteral( "offset-join-style" ), QgsSettingsTree::sTreeDigitizing, Qgis::JoinStyle::Round );
 
const QgsSettingsEntryEnumFlag<Qgis::EndCapStyle> *QgsSettingsRegistryCore::settingsDigitizingOffsetCapStyle = new QgsSettingsEntryEnumFlag<Qgis::EndCapStyle>( QStringLiteral( "offset-cap-style" ), QgsSettingsTree::sTreeDigitizing,  Qgis::EndCapStyle::Round );
 
const QgsSettingsEntryInteger *QgsSettingsRegistryCore::settingsDigitizingStreamTolerance = new QgsSettingsEntryInteger( QStringLiteral( "stream-tolerance" ), QgsSettingsTree::sTreeDigitizing, 2 );
 
const QgsSettingsEntryInteger *QgsSettingsRegistryCore::settingsDigitizingLineWidth = new QgsSettingsEntryInteger( QStringLiteral( "line-width" ), QgsSettingsTree::sTreeDigitizing, 1 );
 
const QgsSettingsEntryColor *QgsSettingsRegistryCore::settingsDigitizingLineColor = new QgsSettingsEntryColor( QStringLiteral( "line-color" ), QgsSettingsTree::sTreeDigitizing, QColor( 255, 0, 0, 200 ) );
 
const QgsSettingsEntryDouble *QgsSettingsRegistryCore::settingsDigitizingLineColorAlphaScale = new QgsSettingsEntryDouble( QStringLiteral( "line-color-alpha-scale" ), QgsSettingsTree::sTreeDigitizing, 0.75 );
 
const QgsSettingsEntryColor *QgsSettingsRegistryCore::settingsDigitizingFillColor = new QgsSettingsEntryColor( QStringLiteral( "fill-color" ), QgsSettingsTree::sTreeDigitizing, QColor( 255, 0, 0, 30 ) );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsDigitizingLineGhost = new QgsSettingsEntryBool( QStringLiteral( "line-ghost" ), QgsSettingsTree::sTreeDigitizing, false );
 
const QgsSettingsEntryDouble *QgsSettingsRegistryCore::settingsDigitizingDefaultZValue = new QgsSettingsEntryDouble( QStringLiteral( "default-z-value" ), QgsSettingsTree::sTreeDigitizing, Qgis::DEFAULT_Z_COORDINATE );
 
const QgsSettingsEntryDouble *QgsSettingsRegistryCore::settingsDigitizingDefaultMValue = new QgsSettingsEntryDouble( QStringLiteral( "default-m-value" ), QgsSettingsTree::sTreeDigitizing, Qgis::DEFAULT_M_COORDINATE );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsDigitizingDefaultSnapEnabled = new QgsSettingsEntryBool( QStringLiteral( "default-snap-enabled" ), QgsSettingsTree::sTreeDigitizing,  false );
 
const QgsSettingsEntryDouble *QgsSettingsRegistryCore::settingsDigitizingDefaultSnappingTolerance = new QgsSettingsEntryDouble( QStringLiteral( "default-snapping-tolerance" ), QgsSettingsTree::sTreeDigitizing, Qgis::DEFAULT_SNAP_TOLERANCE );
 
const QgsSettingsEntryDouble *QgsSettingsRegistryCore::settingsDigitizingSearchRadiusVertexEdit = new QgsSettingsEntryDouble( QStringLiteral( "search-radius-vertex-edit" ), QgsSettingsTree::sTreeDigitizing, 10 );
 
const QgsSettingsEntryColor *QgsSettingsRegistryCore::settingsDigitizingSnapColor = new QgsSettingsEntryColor( QStringLiteral( "snap-color" ), QgsSettingsTree::sTreeDigitizing, QColor( Qt::magenta ) );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsDigitizingSnapTooltip = new QgsSettingsEntryBool( QStringLiteral( "snap-tooltip" ), QgsSettingsTree::sTreeDigitizing, false );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsDigitizingSnapInvisibleFeature = new QgsSettingsEntryBool( QStringLiteral( "snap-invisible-feature" ), QgsSettingsTree::sTreeDigitizing, false );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsDigitizingMarkerOnlyForSelected = new QgsSettingsEntryBool( QStringLiteral( "marker-only-for-selected" ), QgsSettingsTree::sTreeDigitizing, true );
 
const QgsSettingsEntryString *QgsSettingsRegistryCore::settingsDigitizingMarkerStyle = new QgsSettingsEntryString( QStringLiteral( "marker-style" ), QgsSettingsTree::sTreeDigitizing, "Cross" );
 
const QgsSettingsEntryDouble *QgsSettingsRegistryCore::settingsDigitizingMarkerSizeMm = new QgsSettingsEntryDouble( QStringLiteral( "marker-size-mm" ), QgsSettingsTree::sTreeDigitizing, 2.0 );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsDigitizingReuseLastValues = new QgsSettingsEntryBool( QStringLiteral( "reuse-last-values" ), QgsSettingsTree::sTreeDigitizing, false );
 
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsDigitizingDisableEnterAttributeValuesDialog = new QgsSettingsEntryBool( QStringLiteral( "disable-enter-attribute-values-dialog" ), QgsSettingsTree::sTreeDigitizing, false );
 
const QgsSettingsEntryInteger *QgsSettingsRegistryCore::settingsDigitizingValidateGeometries = new QgsSettingsEntryInteger( QStringLiteral( "validate-geometries" ), QgsSettingsTree::sTreeDigitizing, 1 );
 
const QgsSettingsEntryInteger *QgsSettingsRegistryCore::settingsDigitizingOffsetQuadSeg = new QgsSettingsEntryInteger( QStringLiteral( "offset-quad-seg" ), QgsSettingsTree::sTreeDigitizing, 8 );
 
const QgsSettingsEntryDouble *QgsSettingsRegistryCore::settingsDigitizingOffsetMiterLimit = new QgsSettingsEntryDouble( QStringLiteral( "offset-miter-limit" ), QgsSettingsTree::sTreeDigitizing, 5.0 );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsDigitizingConvertToCurve = new QgsSettingsEntryBool( QStringLiteral( "convert-to-curve" ), QgsSettingsTree::sTreeDigitizing, false );
 
const QgsSettingsEntryDouble *QgsSettingsRegistryCore::settingsDigitizingConvertToCurveAngleTolerance = new QgsSettingsEntryDouble( QStringLiteral( "convert-to-curve-angle-tolerance" ), QgsSettingsTree::sTreeDigitizing, 1e-6 );
 
const QgsSettingsEntryDouble *QgsSettingsRegistryCore::settingsDigitizingConvertToCurveDistanceTolerance = new QgsSettingsEntryDouble( QStringLiteral( "convert-to-curve-distance-tolerance" ), QgsSettingsTree::sTreeDigitizing, 1e-6 );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsDigitizingOffsetShowAdvanced = new QgsSettingsEntryBool( QStringLiteral( "offset-show-advanced" ), QgsSettingsTree::sTreeDigitizing, false );
 
const QgsSettingsEntryInteger *QgsSettingsRegistryCore::settingsDigitizingTracingMaxFeatureCount = new QgsSettingsEntryInteger( QStringLiteral( "tracing-max-feature-count" ), QgsSettingsTree::sTreeDigitizing, 10000 );
 
const QgsSettingsEntryString *QgsSettingsRegistryCore::settingsGpsBabelPath = new QgsSettingsEntryString( QStringLiteral( "gpsbabelPath" ), QgsSettingsTree::sTreeGps, QStringLiteral( "gpsbabel" ) );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsLayerTreeShowFeatureCountForNewLayers = new QgsSettingsEntryBool( QStringLiteral( "show-feature-count-for-new-layers" ), QgsSettingsTree::sTreeLayerTree, false, QStringLiteral( "If true, feature counts will be shown in the layer tree for all newly added layers." ) );
 
const QgsSettingsEntryBool *QgsSettingsRegistryCore::settingsEnableWMSTilePrefetching = new QgsSettingsEntryBool( QStringLiteral( "enable_wms_tile_prefetch" ), QgsSettingsTree::sTreeWms, false, QStringLiteral( "Whether to include WMS layers when rendering tiles adjacent to the visible map area" ) );
 
const QgsSettingsEntryStringList *QgsSettingsRegistryCore::settingsMapScales = new QgsSettingsEntryStringList( QStringLiteral( "scales" ), QgsSettingsTree::sTreeMap, Qgis::defaultProjectScales().split( ',' ) );
 
 
QgsSettingsRegistryCore::QgsSettingsRegistryCore()
  : QgsSettingsRegistry()
{
}
 
QgsSettingsRegistryCore::~QgsSettingsRegistryCore()
{
}
 
void QgsSettingsRegistryCore::migrateOldSettings()
{
  // copy values from old keys to new keys and delete the old ones
  // for backward compatibility, old keys are recreated when the registry gets deleted
 
  // single settings - added in 3.30
  QgsLayout::settingsSearchPathForTemplates->copyValueFromKey( QStringLiteral( "core/Layout/searchPathsForTemplates" ) );
 
  QgsProcessing::settingsPreferFilenameAsLayerName->copyValueFromKey( QStringLiteral( "Processing/Configuration/PREFER_FILENAME_AS_LAYER_NAME" ) );
  QgsProcessing::settingsTempPath->copyValueFromKey( QStringLiteral( "Processing/Configuration/TEMP_PATH2" ) );
  QgsProcessing::settingsDefaultOutputVectorLayerExt->copyValueFromKey( QStringLiteral( "Processing/Configuration/DefaultOutputVectorLayerExt" ) );
  QgsProcessing::settingsDefaultOutputRasterLayerExt->copyValueFromKey( QStringLiteral( "Processing/Configuration/DefaultOutputRasterLayerExt" ) );
 
  QgsNetworkAccessManager::settingsNetworkTimeout->copyValueFromKey( QStringLiteral( "qgis/networkAndProxy/networkTimeout" ) );
 
  settingsLayerTreeShowFeatureCountForNewLayers->copyValueFromKey( QStringLiteral( "core/layer-tree/show_feature_count_for_new_layers" ) );
 
#if defined( HAVE_QTSERIALPORT )
  QgsGpsDetector::settingsGpsStopBits->copyValueFromKey( QStringLiteral( "core/gps/stop_bits" ) );
  QgsGpsDetector::settingsGpsFlowControl->copyValueFromKey( QStringLiteral( "core/gps/flow_control" ) );
  QgsGpsDetector::settingsGpsDataBits->copyValueFromKey( QStringLiteral( "core/gps/data_bits" ) );
  QgsGpsDetector::settingsGpsParity->copyValueFromKey( QStringLiteral( "core/gps/parity" ) );
#endif
 
  QgsRasterLayer::settingsRasterDefaultOversampling->copyValueFromKey( QStringLiteral( "Raster/defaultOversampling" ), true );
  QgsRasterLayer::settingsRasterDefaultEarlyResampling->copyValueFromKey( QStringLiteral( "Raster/defaultEarlyResampling" ), true );
 
  pal::Pal::settingsRenderingLabelCandidatesLimitPoints->copyValueFromKey( QStringLiteral( "core/rendering/label_candidates_limit_points" ), true );
  pal::Pal::settingsRenderingLabelCandidatesLimitLines->copyValueFromKey( QStringLiteral( "core/rendering/label_candidates_limit_lines" ), true );
  pal::Pal::settingsRenderingLabelCandidatesLimitPolygons->copyValueFromKey( QStringLiteral( "core/rendering/label_candidates_limit_polygons" ), true );
 
  // migrate only one way for map scales
  if ( !settingsMapScales->exists() )
    settingsMapScales->setValue( QgsSettings().value( QStringLiteral( "Map/scales" ) ).toString().split( ',' ) );
 
 
  // digitizing settings - added in 3.30
  {
    settingsDigitizingLineColor->copyValueFromKeys( QStringLiteral( "qgis/digitizing/line_color_red" ), QStringLiteral( "qgis/digitizing/line_color_green" ), QStringLiteral( "qgis/digitizing/line_color_blue" ), QStringLiteral( "qgis/digitizing/line_color_alpha" ) );
    settingsDigitizingFillColor->copyValueFromKeys( QStringLiteral( "qgis/digitizing/fill_color_red" ), QStringLiteral( "qgis/digitizing/fill_color_green" ), QStringLiteral( "qgis/digitizing/fill_color_blue" ), QStringLiteral( "qgis/digitizing/fill_color_alpha" ) );
 
    const QList<const QgsSettingsEntryBase *> settings = QgsSettingsTree::sTreeDigitizing->childrenSettings();
    for ( const QgsSettingsEntryBase *setting : settings )
    {
      QString name = setting->name();
      if (
        name == settingsDigitizingStreamTolerance->name() ||
        name == settingsDigitizingLineColor->name() ||
        name == settingsDigitizingFillColor->name()
      )
        continue;
      if ( name == settingsDigitizingReuseLastValues->name() )
      {
        name = QStringLiteral( "reuseLastValues" );
      }
      else
      {
        name.replace( '-', '_' );
      }
      setting->copyValueFromKey( QString( "qgis/digitizing/%1" ).arg( name ) );
    }
  }
 
  // locator filters - added in 3.30
  {
    QgsSettings settings;
    settings.beginGroup( QStringLiteral( "gui/locator_filters" ) );
    const QStringList childKeys = settings.childKeys();
    for ( const QString &childKey : childKeys )
    {
      if ( childKey.startsWith( QLatin1String( "enabled" ) ) )
      {
        QString filter = childKey;
        filter.remove( QStringLiteral( "enabled_" ) );
        QgsLocator::settingsLocatorFilterEnabled->copyValueFromKey( QStringLiteral( "gui/locator_filters/enabled_%1" ), {filter}, true );
        QgsLocator::settingsLocatorFilterDefault->copyValueFromKey( QStringLiteral( "gui/locator_filters/default_%1" ), {filter}, true );
        QgsLocator::settingsLocatorFilterPrefix->copyValueFromKey( QStringLiteral( "gui/locator_filters/prefix_%1" ), {filter}, true );
      }
    }
  }
 
  // connections settings - added in 3.30
  const QStringList services = {QStringLiteral( "WMS" ), QStringLiteral( "WFS" ), QStringLiteral( "WCS" )};
  for ( const QString &service : services )
  {
    QgsSettings settings;
    settings.beginGroup( QStringLiteral( "qgis/connections-%1" ).arg( service.toLower() ) );
    const QStringList connections = settings.childGroups();
    if ( connections.count() == 0 )
      continue;
    for ( const QString &connection : connections )
    {
      QgsOwsConnection::settingsUrl->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/url" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsVersion->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/version" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsIgnoreGetMapURI->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/ignoreGetMapURI" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsIgnoreGetFeatureInfoURI->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/ignoreGetFeatureInfoURI" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsSmoothPixmapTransform->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/smoothPixmapTransform" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsReportedLayerExtents->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/reportedLayerExtents" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsDpiMode->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/dpiMode" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsTilePixelRatio->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/tilePixelRatio" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsMaxNumFeatures->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/maxnumfeatures" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsPagesize->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/pagesize" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsPagingEnabled->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/pagingenabled" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsPreferCoordinatesForWfsT11->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/preferCoordinatesForWfsT11" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsIgnoreAxisOrientation->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/ignoreAxisOrientation" ), {service.toLower(), connection}, true );
      QgsOwsConnection::settingsInvertAxisOrientation->copyValueFromKey( QStringLiteral( "qgis/connections-%1/%2/invertAxisOrientation" ), {service.toLower(), connection}, true );
 
      Q_NOWARN_DEPRECATED_PUSH
      settings.beginGroup( service );
      QgsOwsConnection::settingsHeaders->setValue( QgsHttpHeaders( settings ).headers(), {service.toLower(), connection} );
      settings.endGroup();
      Q_NOWARN_DEPRECATED_POP
 
      QgsOwsConnection::settingsUsername->copyValueFromKey( QStringLiteral( "qgis/connections/%1/%2/username" ), {service, connection}, true );
      QgsOwsConnection::settingsPassword->copyValueFromKey( QStringLiteral( "qgis/connections/%1/%2/password" ), {service, connection}, true );
      QgsOwsConnection::settingsAuthCfg->copyValueFromKey( QStringLiteral( "qgis/connections/%1/%2/authcfg" ), {service, connection}, true );
    }
    if ( settings.contains( QStringLiteral( "selected" ) ) )
      QgsOwsConnection::sTreeOwsConnections->setSelectedItem( settings.value( QStringLiteral( "selected" ) ).toString(), {service.toLower()} );
  }
 
  // Vector tile - added in 3.30
  {
    QgsSettings settings;
    settings.beginGroup( QStringLiteral( "qgis/connections-vector-tile" ) );
    const QStringList connections = settings.childGroups();
    for ( const QString &connection : connections )
    {
      QgsVectorTileProviderConnection::settingsUrl->copyValueFromKey( QStringLiteral( "qgis/connections-vector-tile/%1/url" ), {connection}, true );
      QgsVectorTileProviderConnection::settingsZmin->copyValueFromKey( QStringLiteral( "qgis/connections-vector-tile/%1/zmin" ), {connection}, true );
      QgsVectorTileProviderConnection::settingsZmax->copyValueFromKey( QStringLiteral( "qgis/connections-vector-tile/%1/zmax" ), {connection}, true );
      QgsVectorTileProviderConnection::settingsAuthcfg->copyValueFromKey( QStringLiteral( "qgis/connections-vector-tile/%1/authcfg" ), {connection}, true );
      QgsVectorTileProviderConnection::settingsUsername->copyValueFromKey( QStringLiteral( "qgis/connections-vector-tile/%1/username" ), {connection}, true );
      QgsVectorTileProviderConnection::settingsPassword->copyValueFromKey( QStringLiteral( "qgis/connections-vector-tile/%1/password" ), {connection}, true );
      QgsVectorTileProviderConnection::settingsStyleUrl->copyValueFromKey( QStringLiteral( "qgis/connections-vector-tile/%1/styleUrl" ), {connection}, true );
      QgsVectorTileProviderConnection::settingsServiceType->copyValueFromKey( QStringLiteral( "qgis/connections-vector-tile/%1/serviceType" ), {connection}, true );
      Q_NOWARN_DEPRECATED_PUSH
      settings.beginGroup( connection );
      QgsVectorTileProviderConnection::settingsHeaders->setValue( QgsHttpHeaders( settings ).headers(), connection );
      settings.endGroup();
      Q_NOWARN_DEPRECATED_POP
    }
  }
 
  // xyz - added in 3.30
  {
    QgsSettings settings;
    settings.beginGroup( QStringLiteral( "qgis/connections-xyz" ) );
    const QStringList connections = settings.childGroups();
    for ( const QString &connection : connections )
    {
      QgsXyzConnectionSettings::settingsUrl->copyValueFromKey( QStringLiteral( "qgis/connections-xyz/%1/url" ), {connection}, true );
      QgsXyzConnectionSettings::settingsZmin->copyValueFromKey( QStringLiteral( "qgis/connections-xyz/%1/zmin" ), {connection}, true );
      QgsXyzConnectionSettings::settingsZmax->copyValueFromKey( QStringLiteral( "qgis/connections-xyz/%1/zmax" ), {connection}, true );
      QgsXyzConnectionSettings::settingsAuthcfg->copyValueFromKey( QStringLiteral( "qgis/connections-xyz/%1/authcfg" ), {connection}, true );
      QgsXyzConnectionSettings::settingsUsername->copyValueFromKey( QStringLiteral( "qgis/connections-xyz/%1/username" ), {connection}, true );
      QgsXyzConnectionSettings::settingsPassword->copyValueFromKey( QStringLiteral( "qgis/connections-xyz/%1/password" ), {connection}, true );
      QgsXyzConnectionSettings::settingsTilePixelRatio->copyValueFromKey( QStringLiteral( "qgis/connections-xyz/%1/tilePixelRatio" ), {connection}, true );
      QgsXyzConnectionSettings::settingsHidden->copyValueFromKey( QStringLiteral( "qgis/connections-xyz/%1/hidden" ), {connection}, true );
      QgsXyzConnectionSettings::settingsInterpretation->copyValueFromKey( QStringLiteral( "qgis/connections-xyz/%1/interpretation" ), {connection}, true );
      Q_NOWARN_DEPRECATED_PUSH
      settings.beginGroup( connection );
      QgsXyzConnectionSettings::settingsHeaders->setValue( QgsHttpHeaders( settings ).headers(), connection );
      settings.endGroup();
      Q_NOWARN_DEPRECATED_POP
    }
  }
 
  // arcgis - added in 3.30
  {
    // arcgismapserver entries are not used anymore (even in 3.28, only arcgisfeature server is used)
    const QStringList serviceKeys = {QStringLiteral( "qgis/connections-arcgisfeatureserver" ), QStringLiteral( "qgis/connections-arcgismapserver" )};
    QgsSettings settings;
    for ( const QString &serviceKey : serviceKeys )
    {
      settings.beginGroup( serviceKey );
      const QStringList connections = settings.childGroups();
      for ( const QString &connection : connections )
      {
        QgsArcGisConnectionSettings::settingsUrl->copyValueFromKey( QStringLiteral( "qgis/connections-arcgisfeatureserver/%1/url" ), {connection}, true );
        QgsArcGisConnectionSettings::settingsAuthcfg->copyValueFromKey( QStringLiteral( "qgis/ARCGISFEATURESERVER/%1/authcfg" ), {connection}, true );
        QgsArcGisConnectionSettings::settingsUsername->copyValueFromKey( QStringLiteral( "qgis/ARCGISFEATURESERVER/%1/username" ), {connection}, true );
        QgsArcGisConnectionSettings::settingsPassword->copyValueFromKey( QStringLiteral( "qgis/ARCGISFEATURESERVER/%1/password" ), {connection}, true );
        QgsArcGisConnectionSettings::settingsContentEndpoint->copyValueFromKey( QStringLiteral( "qgis/connections-arcgisfeatureserver/%1/content_endpoint" ), {connection}, true );
        QgsArcGisConnectionSettings::settingsCommunityEndpoint->copyValueFromKey( QStringLiteral( "qgis/connections-arcgisfeatureserver/%1/community_endpoint" ), {connection}, true );
        Q_NOWARN_DEPRECATED_PUSH
        settings.beginGroup( connection );
        QgsArcGisConnectionSettings::settingsHeaders->setValue( QgsHttpHeaders( settings ).headers(), connection );
        settings.endGroup();
        Q_NOWARN_DEPRECATED_POP
      }
      settings.remove( serviceKey );
    }
  }
 
  // babel devices settings - added in 3.30
  {
    if ( QgsBabelFormatRegistry::sTreeBabelDevices->items().count() == 0 )
    {
      const QStringList deviceNames = QgsSettings().value( QStringLiteral( "/Plugin-GPS/devices/deviceList" ) ).toStringList();
 
      for ( const QString &device : deviceNames )
      {
        QgsBabelFormatRegistry::settingsBabelWptDownload->copyValueFromKey( QStringLiteral( "/Plugin-GPS/devices/%1/wptdownload" ), {device}, true );
        QgsBabelFormatRegistry::settingsBabelWptUpload->copyValueFromKey( QStringLiteral( "/Plugin-GPS/devices/%1/wptupload" ), {device}, true );
        QgsBabelFormatRegistry::settingsBabelRteDownload->copyValueFromKey( QStringLiteral( "/Plugin-GPS/devices/%1/rtedownload" ), {device}, true );
        QgsBabelFormatRegistry::settingsBabelRteUpload->copyValueFromKey( QStringLiteral( "/Plugin-GPS/devices/%1/rteupload" ), {device}, true );
        QgsBabelFormatRegistry::settingsBabelTrkDownload->copyValueFromKey( QStringLiteral( "/Plugin-GPS/devices/%1/trkdownload" ), {device}, true );
        QgsBabelFormatRegistry::settingsBabelTrkUpload->copyValueFromKey( QStringLiteral( "/Plugin-GPS/devices/%1/trkupload" ), {device}, true );
      }
    }
  }
}
 
// TODO QGIS 4.0: Remove
void QgsSettingsRegistryCore::backwardCompatibility()
{
  // single settings - added in 3.30
  QgsLayout::settingsSearchPathForTemplates->copyValueToKey( QStringLiteral( "core/Layout/searchPathsForTemplates" ) );
 
  QgsProcessing::settingsPreferFilenameAsLayerName->copyValueToKey( QStringLiteral( "Processing/Configuration/PREFER_FILENAME_AS_LAYER_NAME" ) );
  QgsProcessing::settingsTempPath->copyValueToKey( QStringLiteral( "Processing/Configuration/TEMP_PATH2" ) );
  QgsProcessing::settingsDefaultOutputVectorLayerExt->copyValueToKey( QStringLiteral( "Processing/Configuration/DefaultOutputVectorLayerExt" ) );
  QgsProcessing::settingsDefaultOutputRasterLayerExt->copyValueToKey( QStringLiteral( "Processing/Configuration/DefaultOutputRasterLayerExt" ) );
 
  QgsNetworkAccessManager::settingsNetworkTimeout->copyValueToKey( QStringLiteral( "qgis/networkAndProxy/networkTimeout" ) );
 
  settingsLayerTreeShowFeatureCountForNewLayers->copyValueToKey( QStringLiteral( "core/layer-tree/show_feature_count_for_new_layers" ) );
 
#if defined( HAVE_QTSERIALPORT )
  QgsGpsDetector::settingsGpsStopBits->copyValueToKey( QStringLiteral( "core/gps/stop_bits" ) );
  QgsGpsDetector::settingsGpsFlowControl->copyValueToKey( QStringLiteral( "core/gps/flow_control" ) );
  QgsGpsDetector::settingsGpsDataBits->copyValueToKey( QStringLiteral( "core/gps/data_bits" ) );
  QgsGpsDetector::settingsGpsParity->copyValueToKey( QStringLiteral( "core/gps/parity" ) );
#endif
 
  QgsRasterLayer::settingsRasterDefaultOversampling->copyValueToKey( QStringLiteral( "Raster/defaultOversampling" ) );
  QgsRasterLayer::settingsRasterDefaultEarlyResampling->copyValueToKey( QStringLiteral( "Raster/defaultEarlyResampling" ) );
 
  pal::Pal::settingsRenderingLabelCandidatesLimitPoints->copyValueToKey( QStringLiteral( "core/rendering/label_candidates_limit_points" ) );
  pal::Pal::settingsRenderingLabelCandidatesLimitLines->copyValueToKey( QStringLiteral( "core/rendering/label_candidates_limit_lines" ) );
  pal::Pal::settingsRenderingLabelCandidatesLimitPolygons->copyValueToKey( QStringLiteral( "core/rendering/label_candidates_limit_polygons" ) );
 
 
  // digitizing settings - added in 3.30
  {
    settingsDigitizingLineColor->copyValueToKeys( QStringLiteral( "qgis/digitizing/line_color_red" ), QStringLiteral( "qgis/digitizing/line_color_green" ), QStringLiteral( "qgis/digitizing/line_color_blue" ), QStringLiteral( "qgis/digitizing/line_color_alpha" ) );
    settingsDigitizingFillColor->copyValueToKeys( QStringLiteral( "qgis/digitizing/fill_color_red" ), QStringLiteral( "qgis/digitizing/fill_color_green" ), QStringLiteral( "qgis/digitizing/fill_color_blue" ), QStringLiteral( "qgis/digitizing/fill_color_alpha" ) );
 
    const QList<const QgsSettingsEntryBase *> settings = QgsSettingsTree::sTreeDigitizing->childrenSettings();
    for ( const QgsSettingsEntryBase *setting : settings )
    {
      QString name = setting->name();
      if (
        name == settingsDigitizingLineColor->name() ||
        name == settingsDigitizingFillColor->name()
      )
        continue;
      if ( name == settingsDigitizingReuseLastValues->name() )
      {
        name = QStringLiteral( "reuseLastValues" );
      }
      else
      {
        name.replace( '-', '_' );
      }
      setting->copyValueToKey( QString( "qgis/digitizing/%1" ).arg( name ) );
    }
  }
 
  // locator filters - added in 3.30
  {
    const QStringList filters = QgsLocator::sTreeLocatorFilters->items();
    for ( const QString &filter : filters )
    {
      QgsLocator::settingsLocatorFilterEnabled->copyValueToKey( QStringLiteral( "gui/locator_filters/enabled_%1" ), {filter} );
      QgsLocator::settingsLocatorFilterDefault->copyValueToKey( QStringLiteral( "gui/locator_filters/default_%1" ), {filter} );
      QgsLocator::settingsLocatorFilterPrefix->copyValueToKey( QStringLiteral( "gui/locator_filters/prefix_%1" ), {filter} );
    }
  }
 
  // OWS connections settings - added in 3.30
  {
    const QStringList services = {QStringLiteral( "WMS" ), QStringLiteral( "WFS" ), QStringLiteral( "WCS" )};
    for ( const QString &service : services )
    {
      const QStringList connections = QgsOwsConnection::sTreeOwsConnections->items( {service.toLower()} );
      if ( connections.count() == 0 )
        continue;
      QgsSettings settings;
      settings.beginGroup( QStringLiteral( "qgis/connections-%1" ).arg( service.toLower() ) );
      for ( const QString &connection : connections )
      {
        QgsOwsConnection::settingsUrl->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/url" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsVersion->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/version" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsIgnoreGetMapURI->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/ignoreGetMapURI" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsIgnoreGetFeatureInfoURI->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/ignoreGetFeatureInfoURI" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsSmoothPixmapTransform->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/smoothPixmapTransform" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsReportedLayerExtents->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/reportedLayerExtents" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsDpiMode->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/dpiMode" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsTilePixelRatio->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/tilePixelRatio" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsMaxNumFeatures->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/maxnumfeatures" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsPagesize->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/pagesize" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsPagingEnabled->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/pagingenabled" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsPreferCoordinatesForWfsT11->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/preferCoordinatesForWfsT11" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsIgnoreAxisOrientation->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/ignoreAxisOrientation" ), {service.toLower(), connection} );
        QgsOwsConnection::settingsInvertAxisOrientation->copyValueToKey( QStringLiteral( "qgis/connections-%1/%2/invertAxisOrientation" ), {service.toLower(), connection} );
 
        Q_NOWARN_DEPRECATED_PUSH
        settings.beginGroup( service );
        if ( QgsOwsConnection::settingsHeaders->exists( connection ) )
          QgsHttpHeaders( QgsOwsConnection::settingsHeaders->value( {service.toLower(), service} ) ).updateSettings( settings );
        settings.endGroup();
        Q_NOWARN_DEPRECATED_POP
 
        QgsOwsConnection::settingsUsername->copyValueToKey( QStringLiteral( "qgis/connections/%1/%2/username" ), {service, connection} );
        QgsOwsConnection::settingsPassword->copyValueToKey( QStringLiteral( "qgis/connections/%1/%2/password" ), {service, connection} );
        QgsOwsConnection::settingsAuthCfg->copyValueToKey( QStringLiteral( "qgis/connections/%1/%2/authcfg" ), {service, connection} );
 
        if ( settings.contains( QStringLiteral( "selected" ) ) )
          QgsOwsConnection::sTreeOwsConnections->setSelectedItem( settings.value( QStringLiteral( "selected" ) ).toString(), {service.toLower()} );
      }
    }
  }
 
  // Vector tile - added in 3.30
  {
    QgsSettings settings;
    settings.beginGroup( QStringLiteral( "qgis/connections-vector-tile" ) );
 
    const QStringList connections = QgsVectorTileProviderConnection::sTreeConnectionVectorTile->items();
    for ( const QString &connection : connections )
    {
      // do not overwrite already set setting
      QgsVectorTileProviderConnection::settingsUrl->copyValueToKey( QStringLiteral( "qgis/connections-vector-tile/%1/url" ), {connection} );
      QgsVectorTileProviderConnection::settingsZmin->copyValueToKey( QStringLiteral( "qgis/connections-vector-tile/%1/zmin" ), {connection} );
      QgsVectorTileProviderConnection::settingsZmax->copyValueToKey( QStringLiteral( "qgis/connections-vector-tile/%1/zmax" ), {connection} );
      QgsVectorTileProviderConnection::settingsAuthcfg->copyValueToKey( QStringLiteral( "qgis/connections-vector-tile/%1/authcfg" ), {connection} );
      QgsVectorTileProviderConnection::settingsUsername->copyValueToKey( QStringLiteral( "qgis/connections-vector-tile/%1/username" ), {connection} );
      QgsVectorTileProviderConnection::settingsPassword->copyValueToKey( QStringLiteral( "qgis/connections-vector-tile/%1/password" ), {connection} );
      QgsVectorTileProviderConnection::settingsStyleUrl->copyValueToKey( QStringLiteral( "qgis/connections-vector-tile/%1/styleUrl" ), {connection} );
      QgsVectorTileProviderConnection::settingsServiceType->copyValueToKey( QStringLiteral( "qgis/connections-vector-tile/%1/serviceType" ), {connection} );
      Q_NOWARN_DEPRECATED_PUSH
      settings.beginGroup( connection );
      if ( QgsVectorTileProviderConnection::settingsHeaders->exists( connection ) )
        QgsHttpHeaders( QgsVectorTileProviderConnection::settingsHeaders->value( connection ) ).updateSettings( settings );
      settings.endGroup();
      Q_NOWARN_DEPRECATED_POP
    }
  }
 
  // xyz - added in 3.30
  {
    QgsSettings settings;
    settings.beginGroup( QStringLiteral( "qgis/connections-xyz" ) );
    const QStringList connections = QgsXyzConnectionSettings::sTreeXyzConnections->items();
    for ( const QString &connection : connections )
    {
      QgsXyzConnectionSettings::settingsUrl->copyValueToKey( QStringLiteral( "qgis/connections-xyz/%1/url" ), {connection} );
      QgsXyzConnectionSettings::settingsZmin->copyValueToKey( QStringLiteral( "qgis/connections-xyz/%1/zmin" ), {connection} );
      QgsXyzConnectionSettings::settingsZmax->copyValueToKey( QStringLiteral( "qgis/connections-xyz/%1/zmax" ), {connection} );
      QgsXyzConnectionSettings::settingsAuthcfg->copyValueToKey( QStringLiteral( "qgis/connections-xyz/%1/authcfg" ), {connection} );
      QgsXyzConnectionSettings::settingsUsername->copyValueToKey( QStringLiteral( "qgis/connections-xyz/%1/username" ), {connection} );
      QgsXyzConnectionSettings::settingsPassword->copyValueToKey( QStringLiteral( "qgis/connections-xyz/%1/password" ), {connection} );
      QgsXyzConnectionSettings::settingsTilePixelRatio->copyValueToKey( QStringLiteral( "qgis/connections-xyz/%1/tilePixelRatio" ), {connection} );
      QgsXyzConnectionSettings::settingsHidden->copyValueToKey( QStringLiteral( "qgis/connections-xyz/%1/hidden" ), {connection} );
      QgsXyzConnectionSettings::settingsInterpretation->copyValueToKey( QStringLiteral( "qgis/connections-xyz/%1/interpretation" ), {connection} );
      Q_NOWARN_DEPRECATED_PUSH
      settings.beginGroup( connection );
      if ( QgsXyzConnectionSettings::settingsHeaders->exists( connection ) )
        QgsHttpHeaders( QgsXyzConnectionSettings::settingsHeaders->value( connection ) ).updateSettings( settings );
      settings.endGroup();
      Q_NOWARN_DEPRECATED_POP
    }
  }
 
  // Arcgis - added in 3.30
  {
    QgsSettings settings;
    settings.beginGroup( QStringLiteral( "qgis/connections-arcgisfeatureserver" ) );
 
    const QStringList connections = QgsArcGisConnectionSettings::sTreeConnectionArcgis->items();
    for ( const QString &connection : connections )
    {
      // do not overwrite already set setting
      QgsArcGisConnectionSettings::settingsUrl->copyValueToKey( QStringLiteral( "qgis/connections-arcgisfeatureserver/%1/url" ), {connection} );
      QgsArcGisConnectionSettings::settingsAuthcfg->copyValueToKey( QStringLiteral( "qgis/ARCGISFEATURESERVER/%1/authcfg" ), {connection} );
      QgsArcGisConnectionSettings::settingsUsername->copyValueToKey( QStringLiteral( "qgis/ARCGISFEATURESERVER/%1/username" ), {connection} );
      QgsArcGisConnectionSettings::settingsPassword->copyValueToKey( QStringLiteral( "qgis/ARCGISFEATURESERVER/%1/password" ), {connection} );
      QgsArcGisConnectionSettings::settingsContentEndpoint->copyValueToKey( QStringLiteral( "qgis/connections-arcgisfeatureserver/%1/content_endpoint" ), {connection} );
      QgsArcGisConnectionSettings::settingsCommunityEndpoint->copyValueToKey( QStringLiteral( "qgis/connections-arcgisfeatureserver/%1/community_endpoint" ), {connection} );
      Q_NOWARN_DEPRECATED_PUSH
      settings.beginGroup( connection );
      if ( QgsArcGisConnectionSettings::settingsHeaders->exists( connection ) )
        QgsHttpHeaders( QgsArcGisConnectionSettings::settingsHeaders->value( connection ) ).updateSettings( settings );
      settings.endGroup();
      Q_NOWARN_DEPRECATED_POP
    }
  }
 
  // babel devices settings - added in 3.30
  {
    const QStringList devices = QgsBabelFormatRegistry::sTreeBabelDevices->items();
    QgsSettings().setValue( QStringLiteral( "/Plugin-GPS/devices/deviceList" ), devices );
    for ( const QString &device : devices )
    {
      QgsBabelFormatRegistry::settingsBabelWptDownload->copyValueToKey( QStringLiteral( "/Plugin-GPS/devices/%1/wptdownload" ), {device} );
      QgsBabelFormatRegistry::settingsBabelWptUpload->copyValueToKey( QStringLiteral( "/Plugin-GPS/devices/%1/wptupload" ), {device} );
      QgsBabelFormatRegistry::settingsBabelRteDownload->copyValueToKey( QStringLiteral( "/Plugin-GPS/devices/%1/rtedownload" ), {device} );
      QgsBabelFormatRegistry::settingsBabelRteUpload->copyValueToKey( QStringLiteral( "/Plugin-GPS/devices/%1/rteupload" ), {device} );
      QgsBabelFormatRegistry::settingsBabelTrkDownload->copyValueToKey( QStringLiteral( "/Plugin-GPS/devices/%1/trkdownload" ), {device} );
      QgsBabelFormatRegistry::settingsBabelTrkUpload->copyValueToKey( QStringLiteral( "/Plugin-GPS/devices/%1/trkupload" ), {device} );
    }
  }
}