kicad/eeschema/symbol_lib_table.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016-2019 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 2016-2019 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 <fctsys.h>
#include <common.h>
#include <macros.h>
#include <lib_id.h>
#include <lib_table_lexer.h>
#include <pgm_base.h>
#include <search_stack.h>
#include <settings/settings_manager.h>
#include <systemdirsappend.h>
#include <symbol_lib_table.h>
#include <class_libentry.h>
#define OPT_SEP '|' ///< options separator character
using namespace LIB_TABLE_T;
static const wxString global_tbl_name( "sym-lib-table" );
const char* SYMBOL_LIB_TABLE::PropPowerSymsOnly = "pwr_sym_only";
const char* SYMBOL_LIB_TABLE::PropNonPowerSymsOnly = "non_pwr_sym_only";
int SYMBOL_LIB_TABLE::m_modifyHash = 1; // starts at 1 and goes up
/// The global symbol library table. This is not dynamically allocated because
/// in a multiple project environment we must keep its address constant (since it is
/// the fallback table for multiple projects).
SYMBOL_LIB_TABLE g_symbolLibraryTable;
bool SYMBOL_LIB_TABLE_ROW::operator==( const SYMBOL_LIB_TABLE_ROW& aRow ) const
{
return LIB_TABLE_ROW::operator == ( aRow ) && type == aRow.type;
}
void SYMBOL_LIB_TABLE_ROW::SetType( const wxString& aType )
{
type = SCH_IO_MGR::EnumFromStr( aType );
if( SCH_IO_MGR::SCH_FILE_T( -1 ) == type )
type = SCH_IO_MGR::SCH_LEGACY;
plugin.release();
}
bool SYMBOL_LIB_TABLE_ROW::Refresh()
{
if( !plugin )
{
wxArrayString dummyList;
plugin.set( SCH_IO_MGR::FindPlugin( type ) );
plugin->EnumerateSymbolLib( dummyList, GetFullURI( true ), GetProperties() );
return true;
}
return false;
}
SYMBOL_LIB_TABLE::SYMBOL_LIB_TABLE( SYMBOL_LIB_TABLE* aFallBackTable ) :
LIB_TABLE( aFallBackTable )
{
// not copying fall back, simply search aFallBackTable separately
// if "nickName not found".
}
SYMBOL_LIB_TABLE& SYMBOL_LIB_TABLE::GetGlobalLibTable()
{
return g_symbolLibraryTable;
}
void SYMBOL_LIB_TABLE::Parse( LIB_TABLE_LEXER* in )
{
T tok;
wxString errMsg; // to collect error messages
// This table may be nested within a larger s-expression, or not.
// Allow for parser of that optional containing s-epression to have looked ahead.
if( in->CurTok() != T_sym_lib_table )
{
in->NeedLEFT();
if( ( tok = in->NextTok() ) != T_sym_lib_table )
in->Expecting( T_sym_lib_table );
}
while( ( tok = in->NextTok() ) != T_RIGHT )
{
std::unique_ptr< SYMBOL_LIB_TABLE_ROW > row( new SYMBOL_LIB_TABLE_ROW );
if( tok == T_EOF )
in->Expecting( T_RIGHT );
if( tok != T_LEFT )
in->Expecting( T_LEFT );
// in case there is a "row integrity" error, tell where later.
int lineNum = in->CurLineNumber();
if( ( tok = in->NextTok() ) != T_lib )
in->Expecting( T_lib );
// (name NICKNAME)
in->NeedLEFT();
if( ( tok = in->NextTok() ) != T_name )
in->Expecting( T_name );
in->NeedSYMBOLorNUMBER();
row->SetNickName( in->FromUTF8() );
in->NeedRIGHT();
// After (name), remaining (lib) elements are order independent, and in
// some cases optional.
bool sawType = false;
bool sawOpts = false;
bool sawDesc = false;
bool sawUri = false;
bool sawDisabled = false;
while( ( tok = in->NextTok() ) != T_RIGHT )
{
if( tok == T_EOF )
in->Unexpected( T_EOF );
if( tok != T_LEFT )
in->Expecting( T_LEFT );
tok = in->NeedSYMBOLorNUMBER();
switch( tok )
{
case T_uri:
if( sawUri )
in->Duplicate( tok );
sawUri = true;
in->NeedSYMBOLorNUMBER();
row->SetFullURI( in->FromUTF8() );
break;
case T_type:
if( sawType )
in->Duplicate( tok );
sawType = true;
in->NeedSYMBOLorNUMBER();
row->SetType( in->FromUTF8() );
break;
case T_options:
if( sawOpts )
in->Duplicate( tok );
sawOpts = true;
in->NeedSYMBOLorNUMBER();
row->SetOptions( in->FromUTF8() );
break;
case T_descr:
if( sawDesc )
in->Duplicate( tok );
sawDesc = true;
in->NeedSYMBOLorNUMBER();
row->SetDescr( in->FromUTF8() );
break;
case T_disabled:
if( sawDisabled )
in->Duplicate( tok );
sawDisabled = true;
row->SetEnabled( false );
break;
default:
in->Unexpected( tok );
}
in->NeedRIGHT();
}
if( !sawType )
in->Expecting( T_type );
if( !sawUri )
in->Expecting( T_uri );
// all nickNames within this table fragment must be unique, so we do not
// use doReplace in InsertRow(). (However a fallBack table can have a
// conflicting nickName and ours will supercede that one since in
// FindLib() we search this table before any fall back.)
wxString nickname = row->GetNickName(); // store it to be able to used it
// after row deletion if an error occurs
LIB_TABLE_ROW* tmp = row.release();
if( !InsertRow( tmp ) )
{
delete tmp; // The table did not take ownership of the row.
wxString msg = wxString::Format(
_( "Duplicate library nickname \"%s\" found in symbol library "
"table file line %d" ), GetChars( nickname ), lineNum );
if( !errMsg.IsEmpty() )
errMsg << '\n';
errMsg << msg;
}
}
if( !errMsg.IsEmpty() )
THROW_IO_ERROR( errMsg );
}
void SYMBOL_LIB_TABLE::Format( OUTPUTFORMATTER* aOutput, int aIndentLevel ) const
{
aOutput->Print( aIndentLevel, "(sym_lib_table\n" );
for( LIB_TABLE_ROWS_CITER it = rows.begin(); it != rows.end(); ++it )
{
it->Format( aOutput, aIndentLevel+1 );
}
aOutput->Print( aIndentLevel, ")\n" );
}
int SYMBOL_LIB_TABLE::GetModifyHash()
{
int hash = 0;
std::vector< wxString > libNames = GetLogicalLibs();
for( const auto& libName : libNames )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( libName );
if( !row || !row->plugin )
{
wxFAIL;
continue;
}
hash += row->plugin->GetModifyHash();
}
hash += m_modifyHash;
return hash;
}
void SYMBOL_LIB_TABLE::EnumerateSymbolLib( const wxString& aNickname, wxArrayString& aAliasNames,
bool aPowerSymbolsOnly )
{
SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxCHECK( row && row->plugin, /* void */ );
wxString options = row->GetOptions();
if( aPowerSymbolsOnly )
row->SetOptions( row->GetOptions() + " " + PropPowerSymsOnly );
row->plugin->EnumerateSymbolLib( aAliasNames, row->GetFullURI( true ), row->GetProperties() );
if( aPowerSymbolsOnly )
row->SetOptions( options );
}
SYMBOL_LIB_TABLE_ROW* SYMBOL_LIB_TABLE::FindRow( const wxString& aNickname )
{
SYMBOL_LIB_TABLE_ROW* row = dynamic_cast< SYMBOL_LIB_TABLE_ROW* >( findRow( aNickname ) );
if( !row )
return nullptr;
// We've been 'lazy' up until now, but it cannot be deferred any longer,
// instantiate a PLUGIN of the proper kind if it is not already in this
// SYMBOL_LIB_TABLE_ROW.
if( !row->plugin )
row->setPlugin( SCH_IO_MGR::FindPlugin( row->type ) );
return row;
}
void SYMBOL_LIB_TABLE::LoadSymbolLib( std::vector<LIB_PART*>& aSymbolList,
const wxString& aNickname, bool aPowerSymbolsOnly )
{
SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxCHECK( row && row->plugin, /* void */ );
wxString options = row->GetOptions();
if( aPowerSymbolsOnly )
row->SetOptions( row->GetOptions() + " " + PropPowerSymsOnly );
row->plugin->EnumerateSymbolLib( aSymbolList, row->GetFullURI( true ), row->GetProperties() );
if( aPowerSymbolsOnly )
row->SetOptions( options );
// The library cannot know its own name, because it might have been renamed or moved.
// Therefore footprints cannot know their own library nickname when residing in
// a symbol library.
// Only at this API layer can we tell the symbol about its actual library nickname.
for( LIB_PART* part : aSymbolList )
{
LIB_ID id = part->GetLibId();
id.SetLibNickname( row->GetNickName() );
part->SetLibId( id );
}
}
LIB_PART* SYMBOL_LIB_TABLE::LoadSymbol( const wxString& aNickname, const wxString& aSymbolName )
{
SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
if( !row || !row->plugin )
return nullptr;
LIB_PART* part = row->plugin->LoadSymbol( row->GetFullURI( true ), aSymbolName,
row->GetProperties() );
if( part == nullptr )
return part;
// The library cannot know its own name, because it might have been renamed or moved.
// Therefore footprints cannot know their own library nickname when residing in
// a symbol library.
// Only at this API layer can we tell the symbol about its actual library nickname.
if( part )
{
LIB_ID id = part->GetLibId();
id.SetLibNickname( row->GetNickName() );
part->SetLibId( id );
}
return part;
}
SYMBOL_LIB_TABLE::SAVE_T SYMBOL_LIB_TABLE::SaveSymbol( const wxString& aNickname,
const LIB_PART* aSymbol, bool aOverwrite )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxCHECK( row && row->plugin, SAVE_SKIPPED );
if( !aOverwrite )
{
// Try loading the footprint to see if it already exists, caller wants overwrite
// protection, which is atypical, not the default.
wxString name = aSymbol->GetLibId().GetLibItemName();
std::unique_ptr< LIB_PART > symbol( row->plugin->LoadSymbol( row->GetFullURI( true ),
name,
row->GetProperties() ) );
if( symbol.get() )
return SAVE_SKIPPED;
}
row->plugin->SaveSymbol( row->GetFullURI( true ), aSymbol, row->GetProperties() );
return SAVE_OK;
}
void SYMBOL_LIB_TABLE::DeleteSymbol( const wxString& aNickname, const wxString& aSymbolName )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxCHECK( row && row->plugin, /* void */ );
return row->plugin->DeleteSymbol( row->GetFullURI( true ), aSymbolName,
row->GetProperties() );
}
bool SYMBOL_LIB_TABLE::IsSymbolLibWritable( const wxString& aNickname )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxCHECK( row && row->plugin, false );
return row->plugin->IsSymbolLibWritable( row->GetFullURI( true ) );
}
void SYMBOL_LIB_TABLE::DeleteSymbolLib( const wxString& aNickname )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxCHECK( row && row->plugin, /* void */ );
row->plugin->DeleteSymbolLib( row->GetFullURI( true ), row->GetProperties() );
}
void SYMBOL_LIB_TABLE::CreateSymbolLib( const wxString& aNickname )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxCHECK( row && row->plugin, /* void */ );
row->plugin->CreateSymbolLib( row->GetFullURI( true ), row->GetProperties() );
}
LIB_PART* SYMBOL_LIB_TABLE::LoadSymbolWithOptionalNickname( const LIB_ID& aLibId )
{
wxString nickname = aLibId.GetLibNickname();
wxString name = aLibId.GetLibItemName();
if( nickname.size() )
{
return LoadSymbol( nickname, name );
}
// nickname is empty, sequentially search (alphabetically) all libs/nicks for first match:
else
{
std::vector<wxString> nicks = GetLogicalLibs();
// Search each library going through libraries alphabetically.
for( unsigned i = 0; i < nicks.size(); ++i )
{
// FootprintLoad() returns NULL on not found, does not throw exception
// unless there's an IO_ERROR.
LIB_PART* ret = LoadSymbol( nicks[i], name );
if( ret )
return ret;
}
return nullptr;
}
}
const wxString SYMBOL_LIB_TABLE::GlobalPathEnvVariableName()
{
return "KICAD_SYMBOL_DIR";
}
bool SYMBOL_LIB_TABLE::LoadGlobalTable( SYMBOL_LIB_TABLE& aTable )
{
bool tableExists = true;
wxFileName fn = GetGlobalTableFileName();
if( !fn.FileExists() )
{
tableExists = false;
if( !fn.DirExists() && !fn.Mkdir( 0x777, wxPATH_MKDIR_FULL ) )
{
THROW_IO_ERROR( wxString::Format( _( "Cannot create global library table path \"%s\"." ),
GetChars( fn.GetPath() ) ) );
}
// Attempt to copy the default global file table from the KiCad
// template folder to the user's home configuration path.
SEARCH_STACK ss;
SystemDirsAppend( &ss );
wxString templatePath =
Pgm().GetLocalEnvVariables().at( wxT( "KICAD_TEMPLATE_DIR" ) ).GetValue();
if( !templatePath.IsEmpty() )
ss.AddPaths( templatePath, 0 );
wxString fileName = ss.FindValidPath( global_tbl_name );
// The fallback is to create an empty global symbol table for the user to populate.
if( fileName.IsEmpty() || !::wxCopyFile( fileName, fn.GetFullPath(), false ) )
{
SYMBOL_LIB_TABLE emptyTable;
emptyTable.Save( fn.GetFullPath() );
}
}
aTable.Load( fn.GetFullPath() );
return tableExists;
}
wxString SYMBOL_LIB_TABLE::GetGlobalTableFileName()
{
wxFileName fn;
fn.SetPath( SETTINGS_MANAGER::GetUserSettingsPath() );
fn.SetName( global_tbl_name );
return fn.GetFullPath();
}
const wxString& SYMBOL_LIB_TABLE::GetSymbolLibTableFileName()
{
return global_tbl_name;
}