kicad/common/fp_lib_table.cpp

382 lines
10 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2010-12 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2012 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 2012 KiCad Developers, see change_log.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 <wx/config.h> // wxExpandEnvVars()
#include <wx/filename.h>
#include <wx/stdpaths.h>
#include <set>
#include <fp_lib_table_lexer.h>
#include <fp_lib_table.h>
using namespace FP_LIB_TABLE_T;
FP_LIB_TABLE::FP_LIB_TABLE( FP_LIB_TABLE* aFallBackTable ) :
fallBack( aFallBackTable )
{
// not copying fall back, simply search aFallBackTable separately
// if "nickName not found".
}
void FP_LIB_TABLE::Parse( FP_LIB_TABLE_LEXER* in ) throw( IO_ERROR, PARSE_ERROR )
{
/*
(fp_lib_table
(lib (name NICKNAME)(descr DESCRIPTION)(type TYPE)(full_uri FULL_URI)(options OPTIONS))
:
)
Elements after (name) are order independent.
*/
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_fp_lib_table )
{
in->NeedLEFT();
if( ( tok = in->NextTok() ) != T_fp_lib_table )
in->Expecting( T_fp_lib_table );
}
while( ( tok = in->NextTok() ) != T_RIGHT )
{
ROW row; // reconstructed for each row in input stream.
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 ) )
{
wxString msg = wxString::Format(
_( "'%s' is a duplicate footprint library nickName" ),
GetChars( row.nickName ) );
THROW_PARSE_ERROR( msg, in->CurSource(), in->CurLine(), lineNum, offset );
}
}
}
void FP_LIB_TABLE::Format( OUTPUTFORMATTER* out, int nestLevel ) const
throw( IO_ERROR )
{
out->Print( nestLevel, "(fp_lib_table\n" );
for( ROWS_CITER it = rows.begin(); it != rows.end(); ++it )
it->Format( out, nestLevel+1 );
out->Print( nestLevel, ")\n" );
}
void FP_LIB_TABLE::ROW::Format( OUTPUTFORMATTER* out, int nestLevel ) const
throw( IO_ERROR )
{
out->Print( nestLevel, "(lib (name %s)(type %s)(uri %s)(options %s)(descr %s))\n",
out->Quotew( GetNickName() ).c_str(),
out->Quotew( GetType() ).c_str(),
out->Quotew( GetFullURI() ).c_str(),
out->Quotew( GetOptions() ).c_str(),
out->Quotew( GetDescr() ).c_str()
);
}
std::vector<wxString> FP_LIB_TABLE::GetLogicalLibs()
{
// Only return unique logical library names. Use std::set::insert() to
// quietly reject any duplicates, which can happen when encountering a duplicate
// nickname from one of the fall back table(s).
std::set<wxString> unique;
std::vector<wxString> ret;
const FP_LIB_TABLE* cur = this;
do
{
for( ROWS_CITER it = cur->rows.begin(); it!=cur->rows.end(); ++it )
{
unique.insert( it->nickName );
}
} while( ( cur = cur->fallBack ) != 0 );
// return a sorted, unique set of nicknames in a std::vector<wxString> to caller
for( std::set<wxString>::const_iterator it = unique.begin(); it!=unique.end(); ++it )
ret.push_back( *it );
return ret;
}
const FP_LIB_TABLE::ROW* FP_LIB_TABLE::findRow( const wxString& aNickName )
{
FP_LIB_TABLE* cur = this;
do
{
cur->ensureIndex();
INDEX_CITER it = cur->nickIndex.find( aNickName );
if( it != cur->nickIndex.end() )
{
return &cur->rows[it->second]; // found
}
// not found, search fall back table(s), if any
} while( ( cur = cur->fallBack ) != 0 );
return 0; // not found
}
bool FP_LIB_TABLE::InsertRow( const ROW& aRow, bool doReplace )
{
ensureIndex();
INDEX_CITER it = nickIndex.find( aRow.nickName );
if( it == nickIndex.end() )
{
rows.push_back( aRow );
nickIndex.insert( INDEX_VALUE( aRow.nickName, rows.size() - 1 ) );
return true;
}
if( doReplace )
{
rows[it->second] = aRow;
return true;
}
return false;
}
const FP_LIB_TABLE::ROW* FP_LIB_TABLE::FindRow( const wxString& aLibraryNickName )
throw( IO_ERROR )
{
const ROW* row = findRow( aLibraryNickName );
if( !row )
{
wxString msg = wxString::Format( _("lib table contains no logical lib '%s'" ),
GetChars( aLibraryNickName ) );
THROW_IO_ERROR( msg );
}
return row;
}
PLUGIN* FP_LIB_TABLE::PluginFind( const wxString& aLibraryNickName )
throw( IO_ERROR )
{
const ROW* row = FindRow( aLibraryNickName );
// row will never be NULL here.
PLUGIN* plugin = IO_MGR::PluginFind( row->type );
return plugin;
}
const wxString FP_LIB_TABLE::ExpandSubstitutions( const wxString aString )
{
// We reserve the right to do this another way, by providing our own member
// function.
return wxExpandEnvVars( aString );
}
bool FP_LIB_TABLE::IsEmpty() const
{
if( fallBack == NULL )
return rows.empty();
return fallBack->IsEmpty() && rows.empty();
}
void FP_LIB_TABLE::LoadGlobalTable( FP_LIB_TABLE& aTable ) throw (IO_ERROR, PARSE_ERROR )
{
wxFileName fn = GetGlobalTableFileName();
wxLogDebug( wxT( "Loading global footprint table file: %s" ), GetChars( fn.GetFullPath() ) );
if( !fn.FileExists() )
{
/// @todo call some script to create initial global footprint table.
}
else
{
FILE_LINE_READER reader( fn.GetFullPath() );
FP_LIB_TABLE_LEXER lexer( &reader );
aTable.Parse( &lexer );
}
}
wxString FP_LIB_TABLE::GetGlobalTableFileName()
{
wxFileName fn;
fn.SetPath( wxStandardPaths::Get().GetUserConfigDir() );
#if defined( __WINDOWS__ )
fn.AppendDir( wxT( "kicad" ) );
#endif
fn.SetName( GetFileName() );
return fn.GetFullPath();
}
wxString FP_LIB_TABLE::GetFileName()
{
return wxString( wxT( ".fp-lib-table" ) );
}
#if 0 // don't know that this is needed yet
MODULE* FP_LIB_TABLE::LookupFootprint( const FP_LIB_ID& aFootprintId )
throw( IO_ERROR )
{
const ROW* row = FindRow( aFootprintId.GetLibraryNickName() );
// row will never be NULL here.
PLUGIN::RELEASER pi( PluginFind( row->type ) );
return pi->FootprintLoad( aLibraryPath->GetFullURI() ),
aFootprintId.GetFootprintName(),
// fetch a PROPERTIES instance on stack here
row->GetPropertiesFromOptions()
);
}
#endif