kicad/eeschema/symbol_lib_table.cpp

417 lines
13 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016-2017 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 2016-2017 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 <kiface_i.h>
#include <macros.h>
#include <lib_id.h>
#include <lib_table_lexer.h>
#include <symbol_lib_table.h>
#include <class_libentry.h>
#define OPT_SEP '|' ///< options separator character
using namespace LIB_TABLE_T;
static const wxChar global_tbl_name[] = wxT( "sym-lib-table" );
SYMBOL_LIB_TABLE SYMBOL_LIB_TABLE::m_globalLibTable; // There can be only one.
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_KICAD;
}
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".
}
void SYMBOL_LIB_TABLE::Parse( LIB_TABLE_LEXER* in )
throw( IO_ERROR, PARSE_ERROR )
{
T tok;
// 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();
int offset = in->CurOffset();
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;
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;
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.)
if( !InsertRow( row.release() ) )
{
wxString msg = wxString::Format(
_( "'%s' is a duplicate symbol library nickname" ),
GetChars( row->GetNickName() ) );
THROW_PARSE_ERROR( msg, in->CurSource(), in->CurLine(), lineNum, offset );
}
}
}
void SYMBOL_LIB_TABLE::Format( OUTPUTFORMATTER* out, int nestLevel ) const
throw( IO_ERROR, boost::interprocess::lock_exception )
{
out->Print( nestLevel, "(sym_lib_table\n" );
for( LIB_TABLE_ROWS_CITER it = rows.begin(); it != rows.end(); ++it )
it->Format( out, nestLevel+1 );
out->Print( nestLevel, ")\n" );
}
void SYMBOL_LIB_TABLE::EnumerateSymbolLib( const wxString& aNickname, wxArrayString& aAliasNames )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxASSERT( (SCH_PLUGIN*) row->plugin );
row->plugin->EnumerateSymbolLib( aAliasNames, row->GetFullURI( true ), row->GetProperties() );
}
const SYMBOL_LIB_TABLE_ROW* SYMBOL_LIB_TABLE::FindRow( const wxString& aNickname )
throw( IO_ERROR )
{
SYMBOL_LIB_TABLE_ROW* row = dynamic_cast< SYMBOL_LIB_TABLE_ROW* >( findRow( aNickname ) );
if( !row )
{
wxString msg = wxString::Format(
_( "sym-lib-table files contain no library with nickname '%s'" ),
GetChars( aNickname ) );
THROW_IO_ERROR( msg );
}
// 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;
}
LIB_ALIAS* SYMBOL_LIB_TABLE::LoadSymbol( const wxString& aNickname, const wxString& aAliasName )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxASSERT( (SCH_PLUGIN*) row->plugin );
LIB_ALIAS* ret = row->plugin->LoadSymbol( row->GetFullURI( true ), aAliasName,
row->GetProperties() );
// 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( ret )
{
// remove "const"-ness, I really do want to set nickname without
// having to copy the LIB_ID and its two strings, twice each.
LIB_ID& id = (LIB_ID&) ret->GetPart()->GetLibId();
// Catch any misbehaving plugin, which should be setting internal alias name properly:
wxASSERT( aAliasName == (wxString) id.GetLibItemName() );
// and clearing nickname
wxASSERT( !id.GetLibNickname().size() );
id.SetLibNickname( row->GetNickName() );
}
return ret;
}
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 );
wxASSERT( (SCH_PLUGIN*) row->plugin );
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_ALIAS > 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 );
wxASSERT( (SCH_PLUGIN*) row->plugin );
return row->plugin->DeleteSymbol( row->GetFullURI( true ), aSymbolName,
row->GetProperties() );
}
void SYMBOL_LIB_TABLE::DeleteAlias( const wxString& aNickname, const wxString& aAliasName )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxASSERT( (SCH_PLUGIN*) row->plugin );
return row->plugin->DeleteAlias( row->GetFullURI( true ), aAliasName,
row->GetProperties() );
}
bool SYMBOL_LIB_TABLE::IsSymbolLibWritable( const wxString& aNickname )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxASSERT( (SCH_PLUGIN*) row->plugin );
return row->plugin->IsSymbolLibWritable( row->GetFullURI( true ) );
}
void SYMBOL_LIB_TABLE::DeleteSymbolLib( const wxString& aNickname )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxASSERT( (SCH_PLUGIN*) row->plugin );
row->plugin->DeleteSymbolLib( row->GetFullURI( true ), row->GetProperties() );
}
void SYMBOL_LIB_TABLE::CreateSymbolLib( const wxString& aNickname )
{
const SYMBOL_LIB_TABLE_ROW* row = FindRow( aNickname );
wxASSERT( (SCH_PLUGIN*) row->plugin );
row->plugin->CreateSymbolLib( row->GetFullURI( true ), row->GetProperties() );
}
LIB_ALIAS* SYMBOL_LIB_TABLE::LoadSymbolWithOptionalNickname( const LIB_ID& aLibId )
throw( IO_ERROR, PARSE_ERROR, boost::interprocess::lock_exception )
{
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_ALIAS* ret = LoadSymbol( nicks[i], name );
if( ret )
return ret;
}
return NULL;
}
}
const wxString SYMBOL_LIB_TABLE::GlobalPathEnvVariableName()
{
return "KICAD_SYSTEM_SYMBOLS";
}
bool SYMBOL_LIB_TABLE::LoadGlobalTable( SYMBOL_LIB_TABLE& aTable )
throw (IO_ERROR, PARSE_ERROR, boost::interprocess::lock_exception )
{
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.
wxString fileName = Kiface().KifaceSearch().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( GetKicadConfigPath() );
fn.SetName( global_tbl_name );
return fn.GetFullPath();
}