153 lines
4.3 KiB
C++
153 lines
4.3 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2017 Wayne Stambaugh <stambaughw@verizon.net>
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* Copyright (C) 2017 KiCad Developers, see AUTHORS.txt for contributors.
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* Copyright (C) 2017 CERN
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <env_paths.h>
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static bool normalizeAbsolutePaths( const wxFileName& aPathA,
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const wxFileName& aPathB,
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wxString* aResultPath )
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{
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wxCHECK_MSG( aPathA.IsAbsolute(), false, aPathA.GetPath() + " is not an absolute path." );
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wxCHECK_MSG( aPathB.IsAbsolute(), false, aPathB.GetPath() + " is not an absolute path." );
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if( aPathA.GetPath() == aPathB.GetPath() )
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return true;
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if( ( aPathA.GetDirCount() > aPathB.GetDirCount() )
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|| ( aPathA.HasVolume() && !aPathB.HasVolume() )
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|| ( !aPathA.HasVolume() && aPathB.HasVolume() )
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|| ( ( aPathA.HasVolume() && aPathB.HasVolume() )
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&& ( aPathA.GetVolume() == aPathB.GetVolume() ) ) )
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return false;
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wxArrayString aDirs = aPathA.GetDirs();
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wxArrayString bDirs = aPathB.GetDirs();
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size_t i = 0;
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while( i < aDirs.GetCount() )
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{
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if( aDirs[i] != bDirs[i] )
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return false;
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i++;
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}
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if( aResultPath )
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{
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while( i < bDirs.GetCount() )
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{
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*aResultPath += bDirs[i] + wxT( "/" );
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i++;
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}
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}
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return true;
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}
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wxString NormalizePath( const wxFileName& aFilePath, const ENV_VAR_MAP* aEnvVars,
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const PROJECT* aProject )
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{
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wxFileName envPath;
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wxString tmp, varName, normalizedFullPath;
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if( aEnvVars )
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{
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for( auto& entry : *aEnvVars )
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{
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// Don't bother normalizing paths that don't exist or the user cannot read.
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if( !wxFileName::DirExists( entry.second.GetValue() )
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|| !wxFileName::IsDirReadable( entry.second.GetValue() ) )
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continue;
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envPath.SetPath( entry.second.GetValue() );
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if( normalizeAbsolutePaths( envPath, aFilePath, &tmp ) )
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{
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varName = entry.first;
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break;
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}
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}
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}
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if( varName.IsEmpty() && aProject )
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{
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envPath.SetPath( aProject->GetProjectPath() );
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if( normalizeAbsolutePaths( envPath, aFilePath, &tmp ) )
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varName = PROJECT_VAR_NAME;
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}
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if( !varName.IsEmpty() )
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{
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normalizedFullPath = wxString::Format( "${%s}/", varName );
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if( !tmp.IsEmpty() )
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normalizedFullPath += tmp;
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normalizedFullPath += aFilePath.GetFullName();
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}
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return normalizedFullPath;
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}
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// Create file path by appending path and file name. This approach allows the filename
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// to contain a relative path, whereas wxFileName::SetPath() would replace the
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// relative path
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static wxString createFilePath( const wxString& aPath, const wxString& aFileName )
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{
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wxString path( aPath );
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if( !path.EndsWith( wxFileName::GetPathSeparator() ) )
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path.Append( wxFileName::GetPathSeparator() );
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return path + aFileName;
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}
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wxString ResolveFile( const wxString& aFileName, const ENV_VAR_MAP* aEnvVars,
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const PROJECT* aProject )
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{
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if( aProject )
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{
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wxFileName fn( createFilePath( aProject->GetProjectPath(), aFileName ) );
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if( fn.Exists() )
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return fn.GetFullPath();
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}
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if( aEnvVars )
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{
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for( auto& entry : *aEnvVars )
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{
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wxFileName fn( createFilePath( entry.second.GetValue(), aFileName ) );
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if( fn.Exists() )
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return fn.GetFullPath();
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}
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}
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return wxEmptyString;
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}
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