footprint_info.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2011 Jean-Pierre Charras, <[email protected]>
 * Copyright (C) 2013-2016 SoftPLC Corporation, Dick Hollenbeck <[email protected]>
 * Copyright The 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
 */
 
/*
 * Functions to read footprint libraries and fill m_footprints by available footprints names
 * and their documentation (comments and keywords)
 */
 
#include <footprint_info.h>
#include <fp_lib_table.h>
#include <dialogs/html_message_box.h>
#include <string_utils.h>
#include <kiface_ids.h>
#include <kiway.h>
#include <lib_id.h>
#include <thread>
#include <utility>
#include <wx/tokenzr.h>
#include <kiface_base.h>
 
FOOTPRINT_INFO* FOOTPRINT_LIST::GetFootprintInfo( const wxString& aLibNickname,
                                                  const wxString& aFootprintName )
{
    if( aFootprintName.IsEmpty() )
        return nullptr;
 
    for( std::unique_ptr<FOOTPRINT_INFO>& fp : m_list )
    {
        if( aLibNickname == fp->GetLibNickname() && aFootprintName == fp->GetFootprintName() )
            return fp.get();
    }
 
    return nullptr;
}
 
 
FOOTPRINT_INFO* FOOTPRINT_LIST::GetFootprintInfo( const wxString& aFootprintName )
{
    if( aFootprintName.IsEmpty() )
        return nullptr;
 
    LIB_ID fpid;
 
    wxCHECK_MSG( fpid.Parse( aFootprintName ) < 0, nullptr,
                 wxString::Format( wxT( "'%s' is not a valid LIB_ID." ), aFootprintName ) );
 
    return GetFootprintInfo( fpid.GetLibNickname(), fpid.GetLibItemName() );
}
 
 
std::vector<SEARCH_TERM> FOOTPRINT_INFO::GetSearchTerms()
{
    std::vector<SEARCH_TERM> terms;
 
    terms.emplace_back( SEARCH_TERM( GetLibNickname(), 4 ) );
    terms.emplace_back( SEARCH_TERM( GetName(), 8 ) );
    terms.emplace_back( SEARCH_TERM( GetLIB_ID().Format(), 16 ) );
 
    wxStringTokenizer keywordTokenizer( GetKeywords(), wxS( " " ), wxTOKEN_STRTOK );
 
    while( keywordTokenizer.HasMoreTokens() )
        terms.emplace_back( SEARCH_TERM( keywordTokenizer.GetNextToken(), 4 ) );
 
    // Also include keywords as one long string, just in case
    terms.emplace_back( SEARCH_TERM( GetKeywords(), 1 ) );
    terms.emplace_back( SEARCH_TERM( GetDesc(), 1 ) );
 
    return terms;
}
 
 
bool FOOTPRINT_INFO::InLibrary( const wxString& aLibrary ) const
{
    return aLibrary == m_nickname;
}
 
 
bool operator<( const FOOTPRINT_INFO& lhs, const FOOTPRINT_INFO& rhs )
{
    int retv = StrNumCmp( lhs.m_nickname, rhs.m_nickname, false );
 
    if( retv != 0 )
        return retv < 0;
 
    // Technically footprint names are not case sensitive because the file name is used
    // as the footprint name.  On windows this would be problematic because windows does
    // not support case sensitive file names by default.  This should not cause any issues
    // and allow for a future change to use the name defined in the footprint file.
    return StrNumCmp( lhs.m_fpname, rhs.m_fpname, false ) < 0;
}
 
 
void FOOTPRINT_LIST::DisplayErrors( wxTopLevelWindow* aWindow )
{
    // @todo: go to a more HTML !<table>! ? centric output, possibly with recommendations
    // for remedy of errors.  Add numeric error codes to PARSE_ERROR, and switch on them for
    // remedies, etc.  Full access is provided to everything in every exception!
 
    HTML_MESSAGE_BOX dlg( aWindow, _( "Load Error" ) );
 
    dlg.MessageSet( _( "Errors were encountered loading footprints:" ) );
 
    wxString msg;
 
    while( std::unique_ptr<IO_ERROR> error = PopError() )
    {
        wxString tmp = EscapeHTML( error->Problem() );
 
        // Preserve new lines in error messages so queued errors don't run together.
        tmp.Replace( wxS( "\n" ), wxS( "<BR>" ) );
        msg += wxT( "<p>" ) + tmp + wxT( "</p>" );
    }
 
    dlg.AddHTML_Text( msg );
 
    dlg.ShowModal();
}
 
 
static FOOTPRINT_LIST* get_instance_from_id( KIWAY& aKiway, int aId )
{
    void* ptr = nullptr;
 
    try
    {
        ptr = Kiface().IfaceOrAddress( aId );
 
        if( !ptr )
        {
            KIFACE* kiface = aKiway.KiFACE( KIWAY::FACE_PCB );
            ptr = kiface->IfaceOrAddress( aId );
        }
 
        return static_cast<FOOTPRINT_LIST*>( ptr );
    }
    catch( ... )
    {
        return nullptr;
    }
}
 
 
FOOTPRINT_LIST* FOOTPRINT_LIST::GetInstance( KIWAY& aKiway )
{
    FOOTPRINT_LIST* footprintInfo = get_instance_from_id( aKiway, KIFACE_FOOTPRINT_LIST );
 
    if( !footprintInfo )
        return nullptr;
 
    if( !footprintInfo->GetCount() )
        footprintInfo->ReadCacheFromFile( aKiway.Prj().GetProjectPath() + wxS( "fp-info-cache" ) );
 
    return footprintInfo;
}