database_lib_settings.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2022 Jon Evans <[email protected]>
* Copyright (C) 2022 KiCad Developers, see AUTHORS.TXT for contributors.
*
* 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.
*
* 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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
 
#include <nlohmann/json.hpp>
 
#include <database/database_lib_settings.h>
#include <settings/parameters.h>
#include <wildcards_and_files_ext.h>
 
 
const int dblibSchemaVersion = 1;
 
 
DATABASE_LIB_SETTINGS::DATABASE_LIB_SETTINGS( const std::string& aFilename ) :
 JSON_SETTINGS( aFilename, SETTINGS_LOC::NONE, dblibSchemaVersion )
{
 
 m_params.emplace_back( new PARAM<std::string>( "source.dsn", &m_Source.dsn, "" ) );
 
 m_params.emplace_back( new PARAM<std::string>( "source.username", &m_Source.username, "" ) );
 
 m_params.emplace_back( new PARAM<std::string>( "source.password", &m_Source.password, "" ) );
 
 m_params.emplace_back(
 new PARAM<std::string>( "source.connection_string", &m_Source.connection_string, "" ) );
 
 m_params.emplace_back( new PARAM<int>( "source.timeout_seconds", &m_Source.timeout, 2 ) );
 
 m_params.emplace_back( new PARAM_LAMBDA<nlohmann::json>(
 "libraries",
 [&]() -> nlohmann::json
 {
 // TODO: implement this; libraries are read-only from KiCad at the moment
 return {};
 },
 [&]( const nlohmann::json aObj )
 {
 m_Tables.clear();
 
 if( !aObj.is_array() )
 return;
 
 for( const nlohmann::json& entry : aObj )
 {
 if( entry.empty() || !entry.is_object() )
 continue;
 
 DATABASE_LIB_TABLE table;
 
 table.name = entry["name"].get<std::string>();
 table.table = entry["table"].get<std::string>();
 table.key_col = entry["key"].get<std::string>();
 table.symbols_col = entry["symbols"].get<std::string>();
 table.footprints_col = entry["footprints"].get<std::string>();
 
 // Sanitize library display names; currently only `/` is removed because we use it
 // as a separator and allow it in symbol names.
 table.name.erase( std::remove( table.name.begin(), table.name.end(), '/' ),
 table.name.end() );
 
 if( entry.contains( "properties" ) && entry["properties"].is_object() )
 {
 const nlohmann::json& pj = entry["properties"];
 
 table.properties.description = fetchOrDefault<std::string>( pj, "description" );
 
 table.properties.footprint_filters =
 fetchOrDefault<std::string>( pj, "footprint_filters" );
 
 table.properties.keywords = fetchOrDefault<std::string>( pj, "keywords" );
 
 table.properties.exclude_from_bom =
 fetchOrDefault<std::string>( pj, "exclude_from_bom" );
 
 table.properties.exclude_from_board =
 fetchOrDefault<std::string>( pj, "exclude_from_board" );
 }
 
 if( entry.contains( "fields" ) && entry["fields"].is_array() )
 {
 for( const nlohmann::json& fieldJson : entry["fields"] )
 {
 if( fieldJson.empty() || !fieldJson.is_object() )
 continue;
 
 std::string column = fetchOrDefault<std::string>( fieldJson, "column" );
 std::string name = fetchOrDefault<std::string>( fieldJson, "name" );
 bool visible_on_add = fetchOrDefault<bool>( fieldJson, "visible_on_add" );
 bool visible_in_chooser =
 fetchOrDefault<bool>( fieldJson, "visible_in_chooser" );
 bool show_name = fetchOrDefault<bool>( fieldJson, "show_name" );
 bool inherit = fetchOrDefault<bool>( fieldJson, "inherit_properties" );
 
 table.fields.emplace_back(
 DATABASE_FIELD_MAPPING(
 {
 column, name, visible_on_add, visible_in_chooser, show_name,
 inherit
 } ) );
 }
 }
 
 m_Tables.emplace_back( std::move( table ) );
 }
 },
 {} ) );
 
 m_params.emplace_back( new PARAM<int>( "cache.max_size", &m_Cache.max_size, 256 ) );
 
 m_params.emplace_back( new PARAM<int>( "cache.max_age", &m_Cache.max_age, 10 ) );
 
 registerMigration( 0, 1,
 [&]() -> bool
 {
 /*
 * Schema 0 -> 1
 * Move internal symbol properties from fields with special names to
 * a separate place in the schema.
 */
 if( !Contains( "libraries" ) || !At( "libraries" ).is_array() )
 return true;
 
 for( nlohmann::json& library : At( "libraries" ) )
 {
 if( !library.contains( "fields" ) )
 continue;
 
 for( const nlohmann::json& field : library["fields"] )
 {
 if( !field.contains( "name" ) || !field.contains( "column" ) )
 continue;
 
 std::string name = field["name"].get<std::string>();
 std::string col = field["column"].get<std::string>();
 
 if( name == "ki_description" )
 library["properties"]["description"] = col;
 else if( name == "ki_fp_filters" )
 library["properties"]["footprint_filters"] = col;
 }
 }
 
 return true;
 } );
}
 
 
wxString DATABASE_LIB_SETTINGS::getFileExt() const
{
 return DatabaseLibraryFileExtension;
}