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							466 lines
						
					
					
						
							9.9 KiB
						
					
					
				| /* | |
|  * This program source code file is part of KiCad, a free EDA CAD application. | |
|  * | |
|  * Copyright (C) 2010 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com> | |
|  * Copyright (C) 2012 Wayne Stambaugh <stambaughw@gmail.com> | |
|  * Copyright (C) 2010-2020 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 <cstring> | |
| #include <memory> | |
| #include <wx/wx.h>      // _() | |
|  | |
| #include <macros.h>     // TO_UTF8() | |
| #include <lib_id.h> | |
| #include <kicad_string.h> | |
|  | |
| 
 | |
| static inline bool isDigit( char c ) | |
| { | |
|     return c >= '0' && c <= '9'; | |
| } | |
| 
 | |
| 
 | |
| const char* EndsWithRev( const char* start, const char* tail, char separator ) | |
| { | |
|     bool    sawDigit = false; | |
| 
 | |
|     while( tail > start && isDigit( *--tail ) ) | |
|     { | |
|         sawDigit = true; | |
|     } | |
| 
 | |
|     // if sawDigit, tail points to the 'v' here. | |
|  | |
|     if( sawDigit && tail-3 >= start ) | |
|     { | |
|         tail -= 3; | |
| 
 | |
|         if( tail[0]==separator && tail[1]=='r' && tail[2]=='e' && tail[3]=='v' ) | |
|         { | |
|             return tail+1;  // omit separator, return "revN[N..]" | |
|         } | |
|     } | |
| 
 | |
|     return 0; | |
| } | |
| 
 | |
| 
 | |
| #if 0   // Not used | |
| int RevCmp( const char* s1, const char* s2 ) | |
| { | |
|     int r = strncmp( s1, s2, 3 ); | |
|  | |
|     if( r || strlen(s1)<4 || strlen(s2)<4 ) | |
|     { | |
|         return r; | |
|     } | |
|  | |
|     int rnum1 = atoi( s1+3 ); | |
|     int rnum2 = atoi( s2+3 ); | |
|  | |
|     return -(rnum1 - rnum2);    // swap the sign, higher revs first | |
| } | |
| #endif | |
|  | |
| //----<Policy and field test functions>------------------------------------- | |
|  | |
| 
 | |
| static inline int okLogical( const UTF8& aField ) | |
| { | |
|     // std::string::npos is largest positive number, casting to int makes it -1. | |
|     // Returning that means success. | |
|     return int( aField.find_first_of( ":" ) ); | |
| } | |
| 
 | |
| 
 | |
| static int okRevision( const UTF8& aField ) | |
| { | |
|     char rev[32];  // C string for speed | |
|  | |
|     if( aField.size() >= 4 ) | |
|     { | |
|         strncpy( rev, "x/", sizeof( rev ) ); | |
|         strncat( rev, aField.c_str(), sizeof(rev)-strlen(rev)-1 ); | |
| 
 | |
|         if( EndsWithRev( rev, rev + strlen(rev), '/' ) == rev+2 ) | |
|             return -1;    // success | |
|     } | |
| 
 | |
|     return 0; // first character position "is in error", is best we can do. | |
| } | |
| 
 | |
| 
 | |
| //----</Policy and field test functions>------------------------------------- | |
|  | |
| 
 | |
| void LIB_ID::clear() | |
| { | |
|     nickname.clear(); | |
|     item_name.clear(); | |
|     revision.clear(); | |
| } | |
| 
 | |
| 
 | |
| int LIB_ID::Parse( const UTF8& aId, LIB_ID_TYPE aType, bool aFix ) | |
| { | |
|     clear(); | |
| 
 | |
|     const char* buffer = aId.c_str(); | |
|     const char* rev = EndsWithRev( buffer, buffer+aId.length(), '/' ); | |
|     size_t      revNdx; | |
|     size_t      partNdx; | |
|     int         offset = -1; | |
| 
 | |
|     //=====<revision>========================================= | |
|     // in a LIB_ID like discret:R3/rev4 | |
|     if( rev ) | |
|     { | |
|         revNdx = rev - buffer; | |
| 
 | |
|         // no need to check revision, EndsWithRev did that. | |
|         revision = aId.substr( revNdx ); | |
|         --revNdx;  // back up to omit the '/' which precedes the rev | |
|     } | |
|     else | |
|     { | |
|         revNdx = aId.size(); | |
|     } | |
| 
 | |
|     //=====<nickname>========================================== | |
|     if( ( partNdx = aId.find( ':' ) ) != aId.npos ) | |
|     { | |
|         offset = SetLibNickname( aId.substr( 0, partNdx ) ); | |
| 
 | |
|         if( offset > -1 ) | |
|             return offset; | |
| 
 | |
|         ++partNdx;  // skip ':' | |
|     } | |
|     else | |
|     { | |
|         partNdx = 0; | |
|     } | |
| 
 | |
|     //=====<item name>==================================== | |
|     if( partNdx >= revNdx ) | |
|         return partNdx;     // Error: no library item name. | |
|  | |
|     UTF8 fpname = aId.substr( partNdx, revNdx-partNdx ); | |
| 
 | |
|     // Be sure the item name is valid. | |
|     // Some chars can be found in legacy files converted files from other EDA tools. | |
|     if( aFix ) | |
|         fpname = FixIllegalChars( fpname, aType, false ); | |
|     else | |
|         offset = HasIllegalChars( fpname, aType ); | |
| 
 | |
|     if( offset > -1 ) | |
|         return offset; | |
| 
 | |
|     SetLibItemName( fpname ); | |
| 
 | |
|     return -1; | |
| } | |
| 
 | |
| 
 | |
| LIB_ID::LIB_ID( const wxString& aLibName, const wxString& aLibItemName, | |
|                 const wxString& aRevision ) : | |
|     nickname( aLibName ), | |
|     item_name( aLibItemName ), | |
|     revision( aRevision ) | |
| { | |
| } | |
| 
 | |
| 
 | |
| int LIB_ID::SetLibNickname( const UTF8& aLogical ) | |
| { | |
|     int offset = okLogical( aLogical ); | |
| 
 | |
|     if( offset == -1 ) | |
|     { | |
|         nickname = aLogical; | |
|     } | |
| 
 | |
|     return offset; | |
| } | |
| 
 | |
| 
 | |
| int LIB_ID::SetLibItemName( const UTF8& aLibItemName, bool aTestForRev ) | |
| { | |
|     int separation = int( aLibItemName.find_first_of( "/" ) ); | |
| 
 | |
|     if( aTestForRev && separation != -1 ) | |
|     { | |
|         item_name = aLibItemName.substr( 0, separation-1 ); | |
|         return separation; | |
|     } | |
|     else | |
|     { | |
|         item_name = aLibItemName; | |
|     } | |
| 
 | |
|     return -1; | |
| } | |
| 
 | |
| 
 | |
| int LIB_ID::SetRevision( const UTF8& aRevision ) | |
| { | |
|     int offset = okRevision( aRevision ); | |
| 
 | |
|     if( offset == -1 ) | |
|     { | |
|         revision = aRevision; | |
|     } | |
| 
 | |
|     return offset; | |
| } | |
| 
 | |
| 
 | |
| UTF8 LIB_ID::Format() const | |
| { | |
|     UTF8    ret; | |
| 
 | |
|     if( nickname.size() ) | |
|     { | |
|         ret += nickname; | |
|         ret += ':'; | |
|     } | |
| 
 | |
|     ret += item_name; | |
| 
 | |
|     if( revision.size() ) | |
|     { | |
|         ret += '/'; | |
|         ret += revision; | |
|     } | |
| 
 | |
|     return ret; | |
| } | |
| 
 | |
| 
 | |
| UTF8 LIB_ID::GetLibItemNameAndRev() const | |
| { | |
|     UTF8 ret = item_name; | |
| 
 | |
|     if( revision.size() ) | |
|     { | |
|         ret += '/'; | |
|         ret += revision; | |
|     } | |
| 
 | |
|     return ret; | |
| } | |
| 
 | |
| 
 | |
| UTF8 LIB_ID::Format( const UTF8& aLogicalLib, const UTF8& aLibItemName, const UTF8& aRevision ) | |
| { | |
|     UTF8    ret; | |
|     int     offset; | |
| 
 | |
|     if( aLogicalLib.size() ) | |
|     { | |
|         offset = okLogical( aLogicalLib ); | |
| 
 | |
|         if( offset != -1 ) | |
|         { | |
|             THROW_PARSE_ERROR( _( "Illegal character found in logical library name" ), | |
|                                wxString::FromUTF8( aLogicalLib.c_str() ), | |
|                                aLogicalLib.c_str(), 0, offset ); | |
|         } | |
| 
 | |
|         ret += aLogicalLib; | |
|         ret += ':'; | |
|     } | |
| 
 | |
|     ret += aLibItemName;    // TODO: Add validity test. | |
|  | |
|     if( aRevision.size() ) | |
|     { | |
|         offset = okRevision( aRevision ); | |
| 
 | |
|         if( offset != -1 ) | |
|         { | |
|             THROW_PARSE_ERROR( _( "Illegal character found in revision" ), | |
|                                wxString::FromUTF8( aRevision.c_str() ), | |
|                                aRevision.c_str(), | |
|                                0, | |
|                                offset ); | |
|         } | |
| 
 | |
|         ret += '/'; | |
|         ret += aRevision; | |
|     } | |
| 
 | |
|     return ret; | |
| } | |
| 
 | |
| 
 | |
| int LIB_ID::compare( const LIB_ID& aLibId ) const | |
| { | |
|     // Don't bother comparing the same object. | |
|     if( this == &aLibId ) | |
|         return 0; | |
| 
 | |
|     int retv = nickname.compare( aLibId.nickname ); | |
| 
 | |
|     if( retv != 0 ) | |
|         return retv; | |
| 
 | |
|     retv = item_name.compare( aLibId.item_name ); | |
| 
 | |
|     if( retv != 0 ) | |
|         return retv; | |
| 
 | |
|     return revision.compare( aLibId.revision ); | |
| } | |
| 
 | |
| 
 | |
| int LIB_ID::HasIllegalChars( const UTF8& aLibItemName, LIB_ID_TYPE aType ) | |
| { | |
|     int offset = 0; | |
| 
 | |
|     for( auto ch : aLibItemName ) | |
|     { | |
|         if( !isLegalChar( ch, aType ) ) | |
|             return offset; | |
|         else | |
|             ++offset; | |
|     } | |
| 
 | |
|     return -1; | |
| } | |
| 
 | |
| 
 | |
| UTF8 LIB_ID::FixIllegalChars( const UTF8& aLibItemName, LIB_ID_TYPE aType, bool aLib ) | |
| { | |
|     UTF8 fixedName; | |
| 
 | |
|     for( UTF8::uni_iter chIt = aLibItemName.ubegin(); chIt < aLibItemName.uend(); ++chIt ) | |
|     { | |
|         auto ch = *chIt; | |
|         if( aLib ) | |
|             fixedName += isLegalLibNicknameChar( ch, aType ) ? ch : '_'; | |
|         else | |
|             fixedName += isLegalChar( ch, aType ) ? ch : '_'; | |
|     } | |
| 
 | |
|     return fixedName; | |
| } | |
| 
 | |
| 
 | |
| bool LIB_ID::isLegalChar( unsigned aUniChar, LIB_ID_TYPE aType ) | |
| { | |
|     bool const space_allowed = ( aType == ID_PCB ); | |
|     bool const illegal_filename_chars_allowed = ( aType == ID_SCH ); | |
| 
 | |
|     if( aUniChar < ' ' ) | |
|         return false; | |
| 
 | |
|     // This list of characters is also duplicated in validators.cpp and | |
|     // class_module.cpp | |
|     // TODO: Unify forbidden character lists | |
|     switch( aUniChar ) | |
|     { | |
|     case ':': | |
|     case '/': | |
|     case '\t': | |
|     case '\n': | |
|     case '\r': | |
|         return false; | |
| 
 | |
|     case '\\': | |
|     case '<': | |
|     case '>': | |
|     case '"': | |
|         return illegal_filename_chars_allowed; | |
| 
 | |
|     case ' ': | |
|         return space_allowed; | |
| 
 | |
|     default: | |
|         return true; | |
|     } | |
| } | |
| 
 | |
| 
 | |
| unsigned LIB_ID::FindIllegalLibNicknameChar( const UTF8& aNickname, LIB_ID_TYPE aType ) | |
| { | |
|     for( unsigned ch : aNickname ) | |
|     { | |
|         if( !isLegalLibNicknameChar( ch, aType ) ) | |
|             return ch; | |
|     } | |
| 
 | |
|     return 0; | |
| } | |
| 
 | |
| 
 | |
| bool LIB_ID::isLegalLibNicknameChar( unsigned aUniChar, LIB_ID_TYPE aType ) | |
| { | |
|     bool const space_allowed = ( aType != ID_SCH ); | |
| 
 | |
|     if( aUniChar < ' ' ) | |
|         return false; | |
| 
 | |
|     switch( aUniChar ) | |
|     { | |
|     case '\\': | |
|     case ':': | |
|         return false; | |
| 
 | |
|     case ' ': | |
|         return space_allowed; | |
| 
 | |
|     default: | |
|         return true; | |
|     } | |
| } | |
| 
 | |
| 
 | |
| #if 0 | |
|  | |
| // @todo Move this test into the unit test framework. | |
|  | |
| void LIB_ID::Test() | |
| { | |
|     static const char* lpids[] = { | |
|         "smt:R_0805/rev0", | |
|         "mysmt:R_0805/rev2", | |
|         "device:AXIAL-0500", | |
|     }; | |
|  | |
|     for( unsigned i=0;  i<sizeof(lpids)/sizeof(lpids[0]);  ++i ) | |
|     { | |
|         // test some round tripping | |
|  | |
|         LIB_ID lpid( lpids[i] );  // parse | |
|  | |
|         // format | |
|         printf( "input:'%s'  full:'%s'  nickname: %s  item_name:'%s' rev:'%s'\n", | |
|                 lpids[i], | |
|                 lpid.Format().c_str(), | |
|                 lpid.GetLibNickname().c_str(), | |
|                 lpid.GetLibItemName().c_str(), | |
|                 lpid.GetRevision().c_str() ); | |
|     } | |
| } | |
|  | |
| #endif
 |