project_file.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2020 CERN
 * Copyright (C) 2021-2022 KiCad Developers, see AUTHORS.txt for contributors.
 * @author Jon Evans <[email protected]>
 *
 * 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 3 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#include <project.h>
#include <project/net_settings.h>
#include <settings/json_settings_internals.h>
#include <project/project_file.h>
#include <settings/common_settings.h>
#include <settings/parameters.h>
#include <wildcards_and_files_ext.h>
#include <wx/config.h>
#include <wx/log.h>
 
 
const int projectFileSchemaVersion = 1;
 
 
PROJECT_FILE::PROJECT_FILE( const wxString& aFullPath ) :
 JSON_SETTINGS( aFullPath, SETTINGS_LOC::PROJECT, projectFileSchemaVersion ),
 m_ErcSettings( nullptr ),
 m_SchematicSettings( nullptr ),
 m_BoardSettings(),
 m_sheets(),
 m_boards(),
 m_project( nullptr )
{
 // Keep old files around
 m_deleteLegacyAfterMigration = false;
 
 m_params.emplace_back( new PARAM_LIST<FILE_INFO_PAIR>( "sheets", &m_sheets, {} ) );
 
 m_params.emplace_back( new PARAM_LIST<FILE_INFO_PAIR>( "boards", &m_boards, {} ) );
 
 m_params.emplace_back( new PARAM_WXSTRING_MAP( "text_variables",
 &m_TextVars, {}, false, true /* array behavior, even though stored as a map */ ) );
 
 m_params.emplace_back( new PARAM_LIST<wxString>( "libraries.pinned_symbol_libs",
 &m_PinnedSymbolLibs, {} ) );
 
 m_params.emplace_back( new PARAM_LIST<wxString>( "libraries.pinned_footprint_libs",
 &m_PinnedFootprintLibs, {} ) );
 
 m_params.emplace_back( new PARAM_PATH_LIST( "cvpcb.equivalence_files",
 &m_EquivalenceFiles, {} ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.page_layout_descr_file",
 &m_BoardDrawingSheetFile, "" ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.last_paths.netlist",
 &m_PcbLastPath[LAST_PATH_NETLIST], "" ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.last_paths.step",
 &m_PcbLastPath[LAST_PATH_STEP], "" ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.last_paths.idf",
 &m_PcbLastPath[LAST_PATH_IDF], "" ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.last_paths.vrml",
 &m_PcbLastPath[LAST_PATH_VRML], "" ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.last_paths.specctra_dsn",
 &m_PcbLastPath[LAST_PATH_SPECCTRADSN], "" ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.last_paths.gencad",
 &m_PcbLastPath[LAST_PATH_GENCAD], "" ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.last_paths.pos_files",
 &m_PcbLastPath[LAST_PATH_POS_FILES], "" ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.last_paths.svg",
 &m_PcbLastPath[LAST_PATH_SVG], "" ) );
 
 m_params.emplace_back( new PARAM_PATH( "pcbnew.last_paths.plot",
 &m_PcbLastPath[LAST_PATH_PLOT], "" ) );
 
 m_params.emplace_back( new PARAM<wxString>( "schematic.legacy_lib_dir",
 &m_LegacyLibDir, "" ) );
 
 m_params.emplace_back( new PARAM_LAMBDA<nlohmann::json>( "schematic.legacy_lib_list",
 [&]() -> nlohmann::json
 {
 nlohmann::json ret = nlohmann::json::array();
 
 for( const wxString& libName : m_LegacyLibNames )
 ret.push_back( libName );
 
 return ret;
 },
 [&]( const nlohmann::json& aJson )
 {
 if( aJson.empty() || !aJson.is_array() )
 return;
 
 m_LegacyLibNames.clear();
 
 for( const nlohmann::json& entry : aJson )
 m_LegacyLibNames.push_back( entry.get<wxString>() );
 }, {} ) );
 
 m_NetSettings = std::make_shared<NET_SETTINGS>( this, "net_settings" );
 
 m_params.emplace_back( new PARAM_LAYER_PRESET( "board.layer_presets", &m_LayerPresets ) );
 
 m_params.emplace_back( new PARAM_VIEWPORT( "board.viewports", &m_Viewports ) );
 
 m_params.emplace_back( new PARAM_VIEWPORT3D( "board.3dviewports", &m_Viewports3D ) );
 
 m_params.emplace_back( new PARAM<wxString>( "board.ipc2581.internal_id",
 &m_IP2581Bom.id, wxEmptyString ) );
 
 m_params.emplace_back( new PARAM<wxString>( "board.ipc2581.mpn",
 &m_IP2581Bom.MPN, wxEmptyString ) );
 
 m_params.emplace_back( new PARAM<wxString>( "board.ipc2581.mfg",
 &m_IP2581Bom.mfg, wxEmptyString ) );
 
 m_params.emplace_back( new PARAM<wxString>( "board.ipc2581.distpn",
 &m_IP2581Bom.distPN, wxEmptyString ) );
 
 m_params.emplace_back( new PARAM<wxString>( "board.ipc2581.dist",
 &m_IP2581Bom.dist, wxEmptyString ) );
}
 
 
bool PROJECT_FILE::MigrateFromLegacy( wxConfigBase* aCfg )
{
 bool ret = true;
 wxString str;
 long index = 0;
 
 std::set<wxString> group_blacklist;
 
 // Legacy files don't store board info; they assume board matches project name
 // We will leave m_boards empty here so it can be populated with other code
 
 // First handle migration of data that will be stored locally in this object
 
 auto loadPinnedLibs =
 [&]( const std::string& aDest )
 {
 int libIndex = 1;
 wxString libKey = wxT( "PinnedItems" );
 libKey << libIndex;
 
 nlohmann::json libs = nlohmann::json::array();
 
 while( aCfg->Read( libKey, &str ) )
 {
 libs.push_back( str );
 
 aCfg->DeleteEntry( libKey, true );
 
 libKey = wxT( "PinnedItems" );
 libKey << ++libIndex;
 }
 
 Set( aDest, libs );
 };
 
 aCfg->SetPath( wxT( "/LibeditFrame" ) );
 loadPinnedLibs( "libraries.pinned_symbol_libs" );
 
 aCfg->SetPath( wxT( "/ModEditFrame" ) );
 loadPinnedLibs( "libraries.pinned_footprint_libs" );
 
 aCfg->SetPath( wxT( "/cvpcb/equfiles" ) );
 
 {
 int eqIdx = 1;
 wxString eqKey = wxT( "EquName" );
 eqKey << eqIdx;
 
 nlohmann::json eqs = nlohmann::json::array();
 
 while( aCfg->Read( eqKey, &str ) )
 {
 eqs.push_back( str );
 
 eqKey = wxT( "EquName" );
 eqKey << ++eqIdx;
 }
 
 Set( "cvpcb.equivalence_files", eqs );
 }
 
 // All CvPcb params that we want to keep have been migrated above
 group_blacklist.insert( wxT( "/cvpcb" ) );
 
 aCfg->SetPath( wxT( "/eeschema" ) );
 fromLegacyString( aCfg, "LibDir", "schematic.legacy_lib_dir" );
 
 aCfg->SetPath( wxT( "/eeschema/libraries" ) );
 
 {
 int libIdx = 1;
 wxString libKey = wxT( "LibName" );
 libKey << libIdx;
 
 nlohmann::json libs = nlohmann::json::array();
 
 while( aCfg->Read( libKey, &str ) )
 {
 libs.push_back( str );
 
 libKey = wxT( "LibName" );
 libKey << ++libIdx;
 }
 
 Set( "schematic.legacy_lib_list", libs );
 }
 
 group_blacklist.insert( wxT( "/eeschema" ) );
 
 aCfg->SetPath( wxT( "/text_variables" ) );
 
 {
 int txtIdx = 1;
 wxString txtKey;
 txtKey << txtIdx;
 
 nlohmann::json vars = nlohmann::json();
 
 while( aCfg->Read( txtKey, &str ) )
 {
 wxArrayString tokens = wxSplit( str, ':' );
 
 if( tokens.size() == 2 )
 vars[ tokens[0].ToStdString() ] = tokens[1];
 
 txtKey.clear();
 txtKey << ++txtIdx;
 }
 
 Set( "text_variables", vars );
 }
 
 group_blacklist.insert( wxT( "/text_variables" ) );
 
 aCfg->SetPath( wxT( "/schematic_editor" ) );
 
 fromLegacyString( aCfg, "PageLayoutDescrFile", "schematic.page_layout_descr_file" );
 fromLegacyString( aCfg, "PlotDirectoryName", "schematic.plot_directory" );
 fromLegacyString( aCfg, "NetFmtName", "schematic.net_format_name" );
 fromLegacy<bool>( aCfg, "SpiceAjustPassiveValues", "schematic.spice_adjust_passive_values" );
 fromLegacy<int>( aCfg, "SubpartIdSeparator", "schematic.subpart_id_separator" );
 fromLegacy<int>( aCfg, "SubpartFirstId", "schematic.subpart_first_id" );
 
 fromLegacy<int>( aCfg, "LineThickness", "schematic.drawing.default_line_thickness" );
 fromLegacy<int>( aCfg, "WireThickness", "schematic.drawing.default_wire_thickness" );
 fromLegacy<int>( aCfg, "BusThickness", "schematic.drawing.default_bus_thickness" );
 fromLegacy<int>( aCfg, "LabSize", "schematic.drawing.default_text_size" );
 
 if( !fromLegacy<int>( aCfg, "PinSymbolSize", "schematic.drawing.pin_symbol_size" ) )
 {
 // Use the default symbol size algorithm of Eeschema V5 (based on pin name/number size)
 Set( "schematic.drawing.pin_symbol_size", 0 );
 }
 
 fromLegacy<int>( aCfg, "JunctionSize", "schematic.drawing.default_junction_size" );
 
 fromLegacyString( aCfg, "FieldNameTemplates", "schematic.drawing.field_names" );
 
 if( !fromLegacy<double>( aCfg, "TextOffsetRatio", "schematic.drawing.text_offset_ratio" ) )
 {
 // Use the spacing of Eeschema V5
 Set( "schematic.drawing.text_offset_ratio", 0.08 );
 Set( "schematic.drawing.label_size_ratio", 0.25 );
 }
 
 // All schematic_editor keys we keep are migrated above
 group_blacklist.insert( wxT( "/schematic_editor" ) );
 
 aCfg->SetPath( wxT( "/pcbnew" ) );
 
 fromLegacyString( aCfg, "PageLayoutDescrFile", "pcbnew.page_layout_descr_file" );
 fromLegacyString( aCfg, "LastNetListRead", "pcbnew.last_paths.netlist" );
 fromLegacyString( aCfg, "LastSTEPExportPath", "pcbnew.last_paths.step" );
 fromLegacyString( aCfg, "LastIDFExportPath", "pcbnew.last_paths.idf" );
 fromLegacyString( aCfg, "LastVRMLExportPath", "pcbnew.last_paths.vmrl" );
 fromLegacyString( aCfg, "LastSpecctraDSNExportPath", "pcbnew.last_paths.specctra_dsn" );
 fromLegacyString( aCfg, "LastGenCADExportPath", "pcbnew.last_paths.gencad" );
 
 std::string bp = "board.design_settings.";
 
 {
 int idx = 1;
 wxString key = wxT( "DRCExclusion" );
 key << idx;
 
 nlohmann::json exclusions = nlohmann::json::array();
 
 while( aCfg->Read( key, &str ) )
 {
 exclusions.push_back( str );
 
 key = wxT( "DRCExclusion" );
 key << ++idx;
 }
 
 Set( bp + "drc_exclusions", exclusions );
 }
 
 fromLegacy<bool>( aCfg, "AllowMicroVias", bp + "rules.allow_microvias" );
 fromLegacy<bool>( aCfg, "AllowBlindVias", bp + "rules.allow_blind_buried_vias" );
 fromLegacy<double>( aCfg, "MinClearance", bp + "rules.min_clearance" );
 fromLegacy<double>( aCfg, "MinTrackWidth", bp + "rules.min_track_width" );
 fromLegacy<double>( aCfg, "MinViaAnnulus", bp + "rules.min_via_annulus" );
 fromLegacy<double>( aCfg, "MinViaDiameter", bp + "rules.min_via_diameter" );
 
 if( !fromLegacy<double>( aCfg, "MinThroughDrill", bp + "rules.min_through_hole_diameter" ) )
 fromLegacy<double>( aCfg, "MinViaDrill", bp + "rules.min_through_hole_diameter" );
 
 fromLegacy<double>( aCfg, "MinMicroViaDiameter", bp + "rules.min_microvia_diameter" );
 fromLegacy<double>( aCfg, "MinMicroViaDrill", bp + "rules.min_microvia_drill" );
 fromLegacy<double>( aCfg, "MinHoleToHole", bp + "rules.min_hole_to_hole" );
 fromLegacy<double>( aCfg, "CopperEdgeClearance", bp + "rules.min_copper_edge_clearance" );
 fromLegacy<double>( aCfg, "SolderMaskClearance", bp + "rules.solder_mask_clearance" );
 fromLegacy<double>( aCfg, "SolderMaskMinWidth", bp + "rules.solder_mask_min_width" );
 fromLegacy<double>( aCfg, "SolderPasteClearance", bp + "rules.solder_paste_clearance" );
 fromLegacy<double>( aCfg, "SolderPasteRatio", bp + "rules.solder_paste_margin_ratio" );
 
 if( !fromLegacy<double>( aCfg, "SilkLineWidth", bp + "defaults.silk_line_width" ) )
 fromLegacy<double>( aCfg, "ModuleOutlineThickness", bp + "defaults.silk_line_width" );
 
 if( !fromLegacy<double>( aCfg, "SilkTextSizeV", bp + "defaults.silk_text_size_v" ) )
 fromLegacy<double>( aCfg, "ModuleTextSizeV", bp + "defaults.silk_text_size_v" );
 
 if( !fromLegacy<double>( aCfg, "SilkTextSizeH", bp + "defaults.silk_text_size_h" ) )
 fromLegacy<double>( aCfg, "ModuleTextSizeH", bp + "defaults.silk_text_size_h" );
 
 if( !fromLegacy<double>( aCfg, "SilkTextSizeThickness", bp + "defaults.silk_text_thickness" ) )
 fromLegacy<double>( aCfg, "ModuleTextSizeThickness", bp + "defaults.silk_text_thickness" );
 
 fromLegacy<bool>( aCfg, "SilkTextItalic", bp + "defaults.silk_text_italic" );
 fromLegacy<bool>( aCfg, "SilkTextUpright", bp + "defaults.silk_text_upright" );
 
 if( !fromLegacy<double>( aCfg, "CopperLineWidth", bp + "defaults.copper_line_width" ) )
 fromLegacy<double>( aCfg, "DrawSegmentWidth", bp + "defaults.copper_line_width" );
 
 if( !fromLegacy<double>( aCfg, "CopperTextSizeV", bp + "defaults.copper_text_size_v" ) )
 fromLegacy<double>( aCfg, "PcbTextSizeV", bp + "defaults.copper_text_size_v" );
 
 if( !fromLegacy<double>( aCfg, "CopperTextSizeH", bp + "defaults.copper_text_size_h" ) )
 fromLegacy<double>( aCfg, "PcbTextSizeH", bp + "defaults.copper_text_size_h" );
 
 if( !fromLegacy<double>( aCfg, "CopperTextThickness", bp + "defaults.copper_text_thickness" ) )
 fromLegacy<double>( aCfg, "PcbTextThickness", bp + "defaults.copper_text_thickness" );
 
 fromLegacy<bool>( aCfg, "CopperTextItalic", bp + "defaults.copper_text_italic" );
 fromLegacy<bool>( aCfg, "CopperTextUpright", bp + "defaults.copper_text_upright" );
 
 if( !fromLegacy<double>( aCfg, "EdgeCutLineWidth", bp + "defaults.board_outline_line_width" ) )
 fromLegacy<double>( aCfg, "BoardOutlineThickness", bp + "defaults.board_outline_line_width" );
 
 fromLegacy<double>( aCfg, "CourtyardLineWidth", bp + "defaults.courtyard_line_width" );
 
 fromLegacy<double>( aCfg, "FabLineWidth", bp + "defaults.fab_line_width" );
 fromLegacy<double>( aCfg, "FabTextSizeV", bp + "defaults.fab_text_size_v" );
 fromLegacy<double>( aCfg, "FabTextSizeH", bp + "defaults.fab_text_size_h" );
 fromLegacy<double>( aCfg, "FabTextSizeThickness", bp + "defaults.fab_text_thickness" );
 fromLegacy<bool>( aCfg, "FabTextItalic", bp + "defaults.fab_text_italic" );
 fromLegacy<bool>( aCfg, "FabTextUpright", bp + "defaults.fab_text_upright" );
 
 if( !fromLegacy<double>( aCfg, "OthersLineWidth", bp + "defaults.other_line_width" ) )
 fromLegacy<double>( aCfg, "ModuleOutlineThickness", bp + "defaults.other_line_width" );
 
 fromLegacy<double>( aCfg, "OthersTextSizeV", bp + "defaults.other_text_size_v" );
 fromLegacy<double>( aCfg, "OthersTextSizeH", bp + "defaults.other_text_size_h" );
 fromLegacy<double>( aCfg, "OthersTextSizeThickness", bp + "defaults.other_text_thickness" );
 fromLegacy<bool>( aCfg, "OthersTextItalic", bp + "defaults.other_text_italic" );
 fromLegacy<bool>( aCfg, "OthersTextUpright", bp + "defaults.other_text_upright" );
 
 fromLegacy<int>( aCfg, "DimensionUnits", bp + "defaults.dimension_units" );
 fromLegacy<int>( aCfg, "DimensionPrecision", bp + "defaults.dimension_precision" );
 
 std::string sev = bp + "rule_severities";
 
 fromLegacy<bool>( aCfg, "RequireCourtyardDefinitions", sev + "legacy_no_courtyard_defined" );
 
 fromLegacy<bool>( aCfg, "ProhibitOverlappingCourtyards", sev + "legacy_courtyards_overlap" );
 
 {
 int idx = 1;
 wxString keyBase = "TrackWidth";
 wxString key = keyBase;
 double val;
 
 nlohmann::json widths = nlohmann::json::array();
 
 key << idx;
 
 while( aCfg->Read( key, &val ) )
 {
 widths.push_back( val );
 key = keyBase;
 key << ++idx;
 }
 
 Set( bp + "track_widths", widths );
 }
 
 {
 int idx = 1;
 wxString keyBase = "ViaDiameter";
 wxString key = keyBase;
 double diameter;
 double drill = 1.0;
 
 nlohmann::json vias = nlohmann::json::array();
 
 key << idx;
 
 while( aCfg->Read( key, &diameter ) )
 {
 key = "ViaDrill";
 aCfg->Read( key << idx, &drill );
 
 nlohmann::json via = { { "diameter", diameter }, { "drill", drill } };
 vias.push_back( via );
 
 key = keyBase;
 key << ++idx;
 }
 
 Set( bp + "via_dimensions", vias );
 }
 
 {
 int idx = 1;
 wxString keyBase = "dPairWidth";
 wxString key = keyBase;
 double width;
 double gap = 1.0;
 double via_gap = 1.0;
 
 nlohmann::json pairs = nlohmann::json::array();
 
 key << idx;
 
 while( aCfg->Read( key, &width ) )
 {
 key = "dPairGap";
 aCfg->Read( key << idx, &gap );
 
 key = "dPairViaGap";
 aCfg->Read( key << idx, &via_gap );
 
 nlohmann::json pair = { { "width", width }, { "gap", gap }, { "via_gap", via_gap } };
 pairs.push_back( pair );
 
 key = keyBase;
 key << ++idx;
 }
 
 Set( bp + "diff_pair_dimensions", pairs );
 }
 
 group_blacklist.insert( wxT( "/pcbnew" ) );
 
 // General group is unused these days, we can throw it away
 group_blacklist.insert( wxT( "/general" ) );
 
 // Next load sheet names and put all other legacy data in the legacy dict
 aCfg->SetPath( wxT( "/" ) );
 
 auto loadSheetNames =
 [&]() -> bool
 {
 int sheet = 1;
 wxString entry;
 nlohmann::json arr = nlohmann::json::array();
 
 wxLogTrace( traceSettings, wxT( "Migrating sheet names" ) );
 
 aCfg->SetPath( wxT( "/sheetnames" ) );
 
 while( aCfg->Read( wxString::Format( "%d", sheet++ ), &entry ) )
 {
 wxArrayString tokens = wxSplit( entry, ':' );
 
 if( tokens.size() == 2 )
 {
 wxLogTrace( traceSettings, wxT( "%d: %s = %s" ), sheet, tokens[0],
 tokens[1] );
 arr.push_back( nlohmann::json::array( { tokens[0], tokens[1] } ) );
 }
 }
 
 Set( "sheets", arr );
 
 aCfg->SetPath( "/" );
 
 // TODO: any reason we want to fail on this?
 return true;
 };
 
 std::vector<wxString> groups;
 
 groups.emplace_back( wxEmptyString );
 
 auto loadLegacyPairs =
 [&]( const std::string& aGroup ) -> bool
 {
 wxLogTrace( traceSettings, wxT( "Migrating group %s" ), aGroup );
 bool success = true;
 wxString keyStr;
 wxString val;
 
 index = 0;
 
 while( aCfg->GetNextEntry( keyStr, index ) )
 {
 if( !aCfg->Read( keyStr, &val ) )
 continue;
 
 std::string key( keyStr.ToUTF8() );
 
 wxLogTrace( traceSettings, wxT( " %s = %s" ), key, val );
 
 try
 {
 Set( "legacy." + aGroup + "." + key, val );
 }
 catch( ... )
 {
 success = false;
 }
 }
 
 return success;
 };
 
 for( size_t i = 0; i < groups.size(); i++ )
 {
 aCfg->SetPath( groups[i] );
 
 if( groups[i] == wxT( "/sheetnames" ) )
 {
 ret |= loadSheetNames();
 continue;
 }
 
 aCfg->DeleteEntry( wxT( "last_client" ), true );
 aCfg->DeleteEntry( wxT( "update" ), true );
 aCfg->DeleteEntry( wxT( "version" ), true );
 
 ret &= loadLegacyPairs( groups[i].ToStdString() );
 
 index = 0;
 
 while( aCfg->GetNextGroup( str, index ) )
 {
 wxString group = groups[i] + "/" + str;
 
 if( !group_blacklist.count( group ) )
 groups.emplace_back( group );
 }
 
 aCfg->SetPath( "/" );
 }
 
 return ret;
}
 
 
bool PROJECT_FILE::SaveToFile( const wxString& aDirectory, bool aForce )
{
 wxASSERT( m_project );
 
 Set( "meta.filename", m_project->GetProjectName() + "." + FILEEXT::ProjectFileExtension );
 
 return JSON_SETTINGS::SaveToFile( aDirectory, aForce );
}
 
 
bool PROJECT_FILE::SaveAs( const wxString& aDirectory, const wxString& aFile )
{
 wxFileName oldFilename( GetFilename() );
 wxString oldProjectName = oldFilename.GetName();
 wxString oldProjectPath = oldFilename.GetPath();
 
 Set( "meta.filename", aFile + "." + FILEEXT::ProjectFileExtension );
 SetFilename( aFile );
 
 auto updatePath =
 [&]( wxString& aPath )
 {
 if( aPath.StartsWith( oldProjectName + wxS( "." ) ) )
 aPath.Replace( oldProjectName, aFile, false );
 else if( aPath.StartsWith( oldProjectPath + wxS( "/" ) ) )
 aPath.Replace( oldProjectPath, aDirectory, false );
 };
 
 updatePath( m_BoardDrawingSheetFile );
 
 for( int ii = LAST_PATH_FIRST; ii < (int) LAST_PATH_SIZE; ++ii )
 updatePath( m_PcbLastPath[ ii ] );
 
 auto updatePathByPtr =
 [&]( const std::string& aPtr )
 {
 if( std::optional<wxString> path = Get<wxString>( aPtr ) )
 {
 updatePath( path.value() );
 Set( aPtr, path.value() );
 }
 };
 
 updatePathByPtr( "schematic.page_layout_descr_file" );
 updatePathByPtr( "schematic.plot_directory" );
 updatePathByPtr( "schematic.ngspice.workbook_filename" );
 updatePathByPtr( "pcbnew.page_layout_descr_file" );
 
 // While performing Save As, we have already checked that we can write to the directory
 // so don't carry the previous flag
 SetReadOnly( false );
 return JSON_SETTINGS::SaveToFile( aDirectory, true );
}
 
 
wxString PROJECT_FILE::getFileExt() const
{
 return FILEEXT::ProjectFileExtension;
}
 
 
wxString PROJECT_FILE::getLegacyFileExt() const
{
 return FILEEXT::LegacyProjectFileExtension;
}
 
 
void to_json( nlohmann::json& aJson, const FILE_INFO_PAIR& aPair )
{
 aJson = nlohmann::json::array( { aPair.first.AsString().ToUTF8(), aPair.second.ToUTF8() } );
}
 
 
void from_json( const nlohmann::json& aJson, FILE_INFO_PAIR& aPair )
{
 wxCHECK( aJson.is_array() && aJson.size() == 2, /* void */ );
 aPair.first = KIID( wxString( aJson[0].get<std::string>().c_str(), wxConvUTF8 ) );
 aPair.second = wxString( aJson[1].get<std::string>().c_str(), wxConvUTF8 );
}