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Commit 80f21358 authored by Dick Hollenbeck's avatar Dick Hollenbeck
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work on DIR_LIB_SOURCE

parent c02ca2ed
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include/kicad_exceptions.h 0 → 100644
View file @ 80f21358
/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2010 SoftPLC Corporation, <dick@softplc.com>
* Copyright (C) 2010 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
*/
#ifndef KICAD_EXCEPTIONS_H_
#define KICAD_EXCEPTIONS_H_
/* Just exceptions
*/
#include <wx/string.h>
/**
* Struct IO_ERROR
* is a class used to hold an error message and may be used to throw exceptions
* containing meaningful error messages.
* @author Dick Hollenbeck
*/
struct IO_ERROR
{
wxString errorText;
IO_ERROR( const wxChar* aMsg ) :
errorText( aMsg )
{
}
IO_ERROR( const wxString& aMsg ) :
errorText( aMsg )
{
}
IO_ERROR( const char* aMsg ) :
errorText( wxConvertMB2WX( aMsg ) )
{
}
};
/**
* Class PARSE_ERROR
* contains a filename or source description, a line number, a character offset,
* and an error message.
* @author Dick Hollenbeck
*/
struct PARSE_ERROR : public IO_ERROR
{
wxString source; ///< filename typically, unless from RAM
int lineNumber;
int byteIndex; ///< char offset, starting from 1, into the problem line.
PARSE_ERROR( const wxString& aMsg, const wxString& aSource,
int aLineNumber, int aByteIndex ) :
IO_ERROR( aMsg ),
source( aSource ),
lineNumber( aLineNumber )
{
}
};
#endif // KICAD_EXCEPTIONS_H_
include/kicad_string.h
View file @ 80f21358
......@@ -6,9 +6,10 @@
*/
#ifndef __INCLUDE__KICAD_STRING_H__
#define __INCLUDE__KICAD_STRING_H__ 1
#ifndef KICAD_STRING_H_
#define KICAD_STRING_H_
#include <wx/string.h>
char* strupper( char* Text );
char* strlower( char* Text );
......@@ -102,4 +103,4 @@ int SplitString( wxString strToSplit,
wxString* strDigits,
wxString* strEnd );
#endif // __INCLUDE__KICAD_STRING_H__
#endif // KICAD_STRING_H_
include/richio.h
View file @ 80f21358
......@@ -37,30 +37,10 @@
// I really did not want to be dependent on wxWidgets in richio
// but the errorText needs to be wide char so wxString rules.
#include <wx/wx.h>
#include <cstdio> // FILE
#include <cstdio>
#include <kicad_exceptions.h>
/**
* Struct IO_ERROR
* is a class used to hold an error message and may be used to throw exceptions
* containing meaningful error messages.
*/
struct IO_ERROR
{
wxString errorText;
IO_ERROR( const wxChar* aMsg ) :
errorText( aMsg )
{
}
IO_ERROR( const wxString& aMsg ) :
errorText( aMsg )
{
}
};
#define LINE_READER_LINE_DEFAULT_MAX 100000
#define LINE_READER_LINE_INITIAL_SIZE 5000
......
new/CMakeLists.txt 0 → 100644
View file @ 80f21358
set( STAND_ALONE true )
if( STAND_ALONE )
project(kicad-new)
cmake_minimum_required(VERSION 2.6.4 FATAL_ERROR)
set( PROJECT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../ )
# Path to local CMake modules.
set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/CMakeModules)
include(CheckFindPackageResult)
find_package(Doxygen)
# On Apple only wxwidgets 2.9 or higher doesn't need to find aui part of base
if(APPLE)
find_package(wxWidgets COMPONENTS gl adv html core net base xml QUIET)
else()
find_package(wxWidgets COMPONENTS gl aui adv html core net base xml QUIET)
endif()
check_find_package_result( wxWidgets_FOUND "wxWidgets" )
# Include wxWidgets macros.
include( ${wxWidgets_USE_FILE} )
include_directories( ${PROJECT_SOURCE_DIR}/include )
if(CMAKE_COMPILER_IS_GNUCXX)
# Set default flags for Release build.
set(CMAKE_C_FLAGS_RELEASE "-Wall -O2 -DNDEBUG ")
set(CMAKE_CXX_FLAGS_RELEASE "-Wall -O2 -DNDEBUG")
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "-s -static-libgcc")
# Set default flags for Debug build.
set(CMAKE_C_FLAGS_DEBUG "-Wall -g3 -ggdb3 -DDEBUG")
set(CMAKE_CXX_FLAGS_DEBUG "-Wall -g3 -ggdb3 -DDEBUG")
endif(CMAKE_COMPILER_IS_GNUCXX)
endif()
#================================================
# Doxygen Output
#================================================
if(DOXYGEN_FOUND)
add_custom_target( new-docs ${DOXYGEN_EXECUTABLE}
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
DEPENDS Doxyfile )
else(DOXYGEN_FOUND)
message( STATUS "WARNING: Doxygen not found - new-docs (Source Docs) target not created" )
endif()
include_directories( ${CMAKE_SOURCE_DIR} )
add_executable( test_dir_lib_source sch_dir_lib_source.cpp )
#add_executable( test_dir_lib_source EXCLUDE_FROM_ALL sch_dir_lib_source.cpp )
target_link_libraries( test_dir_lib_source ${wxWidgets_LIBRARIES} )
new/design.h
View file @ 80f21358
......@@ -382,14 +382,6 @@ const STRING StrEmpty = "";
* @{
*/
/**
* Class PARSE_ERROR
* contains a filename or source description, a line number, a character offset,
* and an error message.
*/
struct PARSE_ERROR : public IO_ERROR
{
};
/** @} exception_types Exception Types */
......@@ -624,91 +616,6 @@ public:
};
/**
* Class LIB_SOURCE
* is an abstract class from which implementation specific LIB_SOURCEs
* may be derived, one for each kind of library type allowed in the library table.
* The class name stems from the fact that this interface only provides READ ONLY
* functions.
*/
class LIB_SOURCE
{
friend class LIBS; ///< the LIB factory is LIBS::GetLibrary()
friend class LIB; ///< the LIB uses these functions.
protected: ///< derived classes must implement
/**
* Function GetSourceType
* retuns type library table entry's type for library source.
*/
const STRING& GetSourceType() { return sourceType ; }
/**
* Function ReadPart
* fetches @a aPartName's s-expression into @a aResult after clear()ing aResult.
*/
virtual void ReadPart( STRING* aResult, const STRING& aPartName, const STRING& aRev=StrEmpty ) throw( IO_ERROR ) = 0;
/**
* Function ReadParts
* fetches the s-expressions for each part given in @a aPartNames, into @a aResults,
* honoring the array indices respectfully.
* @param aPartNames is a list of part names, one name per list element.
* @param aResults receives the s-expressions
*/
virtual void ReadParts( STRING_TOKS* aResults, const STRINGS& aPartNames ) throw( IO_ERROR ) = 0;
/**
* Function GetCategories
* fetches all categories present in the library source into @a aResults
*/
virtual void GetCategories( STRING_TOKS* aResults ) throw( IO_ERROR ) = 0;
/**
* Function GetCategoricalPartNames
* fetches all the part names for @a aCategory, which was returned by GetCategories().
*
* @param aCategory is a subdividing navigator within the library source,
* but may default to empty which will be taken to mean all categories.
*
* @param aResults is a place to put the fetched result, one category per STRING.
*/
virtual void GetCategoricalPartNames( STRING_TOKS* aResults,
const STRING& aCategory=StrEmpty ) throw( IO_ERROR ) = 0;
/**
* Function GetRevisions
* fetches all revisions for @a aPartName into @a aResults. Revisions are strings
* like "rev12", "rev279", and are library source agnostic. These
*/
virtual void GetRevisions( STRING_TOKS* aResults,
const STRING& aPartName ) throw( IO_ERROR ) = 0;
/**
* Function FindParts
* fetches part names for all parts matching the criteria given in @a
* aQuery, into @a aResults. The query string is designed to be easily marshalled,
* i.e. serialized, so that long distance queries can be made with minimal overhead.
* The library source needs to have an intelligent friend on the other end if
* the actual library data is remotely located, otherwise it will be too slow
* to honor this portion of the API contract.
*
* @param aQuery is a string holding a domain specific query language expression. One candidate
* here is an s-expression that uses (and ..) and (or ..) operators and uses them as RPN. For example
* "(and (footprint 0805)(value 33ohm)(category passives))".
* The UI can shield the user from this if it wants.
*
* @param aResults is a place to put the fetched part names, one part per STRING.
*/
virtual void FindParts( STRING_TOKS* aResults,
const STRING& aQuery ) throw( IO_ERROR ) = 0;
protected:
STRING sourceType;
STRING sourceURI;
};
/**
......@@ -759,38 +666,6 @@ protected:
};
/**
* Class LIB_SINK
* is an abstract class from which implementation specific LIB_SINKs
* may be derived, one for each kind of library type in the library table that
* supports writing. The class name stems from the fact that this interface
* only provides WRITE functions.
*/
class LIB_SINK
{
friend class LIB; ///< only the LIB uses these functions.
protected: ///< derived classes must implement
/**
* Function WritePart
* saves the part to non-volatile storage. @a aPartName may have the revision
* portion present. If it is not present, and a overwrite of an existhing
* part is done, then LIB::ReloadPart() must be called on this same part
* and all parts that inherit it must be reparsed.
* @return STRING - if the LIB_SINK support revision numbering, then return a
* evision name that was next in the sequence, e.g. "rev22", else StrEmpty.
*/
virtual STRING WritePart( const STRING& aPartName,
const STRING& aSExpression ) throw( IO_ERROR ) = 0;
protected:
STRING sinkType;
STRING sinkURI;
};
/**
* Class LIBS
* houses a handful of functions that manage all the RAM resident LIBs, and
......@@ -841,150 +716,6 @@ private:
};
/**
* Class LIB
* is a cache of parts, and because the LIB_SOURCE is abstracted, there
* should be no need to extend from this class in any case except for the
* PARTS_LIST.
*/
class LIB
{
friend class LIBS; ///< the LIB factory is LIBS::GetLibrary()
protected: // constructor is not public, called from LIBS only.
/**
* Constructor LIB
* is not public and is only called from LIBS::GetLib()
*
* @param aLogicalLibrary is the name of a well know logical library, and is
* known because it already exists in the library table.
*
* @param aSource is an open LIB_SOURCE whose ownership is
* given over to this LIB.
*
* @param aSink is an open LIB_SINK whose ownership is given over
* to this LIB, and it is normally NULL.
*/
LIB( const STRING& aLogicalLibrary, LIB_SOURCE* aSource, LIB_SINK* aSink=NULL ) :
name( aLogicalLibrary ),
source( aSource ),
sink( aSink )
{
}
~LIB()
{
delete source;
delete sink;
}
public:
/**
* Function HasSink
* returns true if this library has write/save capability. Most LIBs
* are read only.
*/
bool HasSink() { return sink != NULL; }
/**
* Function LogicalName
* returns the logical name of this LIB.
*/
STRING LogicalName();
//-----<use delegates: source and sink>---------------------------------
/**
* Function GetPart
* returns a PART given @a aPartName, such as "passives/R".
* @param aPartName is local to this LIB and does not have the logical
* library name prefixed.
*/
const PART* GetPart( const STRING& aPartName ) throw( IO_ERROR );
/**
* Function ReloadPart
* will reload the part assuming the library source has a changed content
* for it.
*/
void ReloadPart( PART* aPart ) throw( IO_ERROR );
/**
* Function GetCategories
* returns all categories of parts within this LIB into @a aResults.
*/
STRINGS GetCategories() throw( IO_ERROR );
/**
* Function GetCategoricalPartNames
* returns the part names for @a aCategory, and at the same time
* creates cache entries for the very same parts if they do not already exist
* in this LIB (i.e. cache).
*/
STRINGS GetCategoricalPartNames( const STRING& aCategory=StrEmpty ) throw( IO_ERROR );
//-----<.use delegates: source and sink>--------------------------------
/**
* Function WritePart
* saves the part to non-volatile storage and returns the next new revision
* name in the sequence established by the LIB_SINK.
*/
virtual STRING WritePart( PART* aPart ) throw( IO_ERROR );
virtual void SetPartBody( PART* aPart, const STRING& aSExpression ) throw( IO_ERROR );
/**
* Function GetRevisions
* returns the revisions of @a aPartName that are present in this LIB.
* The returned STRINGS will look like "rev1", "rev2", etc.
*/
STRINGS GetRevisions( const STRING& aPartName ) throw( IO_ERROR );
/**
* Function FindParts
* returns part names for all parts matching the criteria given in @a
* aQuery, into @a aResults. The query string is designed to be easily marshalled,
* i.e. serialized, so that long distance queries can be made with minimal overhead.
* The library source needs to have an intelligent friend on the other end if
* the actual library data is remotely located, otherwise it will be too slow
* to honor this portion of the API contract.
*
* @param aQuery is a string holding a domain specific language expression. One candidate
* here is an RPN s-expression that uses (and ..) and (or ..) operators. For example
* "(and (footprint 0805)(value 33ohm)(category passives))"
*/
STRINGS FindParts( const STRING& aQuery ) throw( IO_ERROR );
{
// run the query on the cached data first for any PARTS which are fully
// parsed (i.e. cached), then on the LIB_SOURCE to find any that
// are not fully parsed, then unify the results.
}
private:
STRING fetch; // scratch, used to fetch things, grows to worst case size.
STRINGS vfetch; // scratch, used to fetch things.
LIB_SOURCE* source;
LIB_SINK* sink;
STRING name;
STRING libraryType;
STRING libraryURI;
STRINGS categories;
PARTS parts;
};
/**
* Class PARTS_LIST
* is a LIB which resides in a SCHEMATIC, and it is a table model for a
......
new/sch_dir_lib_source.cpp
View file @ 80f21358
/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
......@@ -23,110 +22,307 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef DIR_LIB_SOURCE_H_
#define DIR_LIB_SOURCE_H_
/* Note: this LIB_SOURCE implementation relies on the posix specified opendir() and
related functions. Mingw and unix, linux, & osx will all have these posix functions.
related functions rather than wx functions which might do the same thing. This
is because I did not want to become very dependent on wxWidgets at such a low
level as this, in case someday this code needs to be used on kde or whatever.
Mingw and unix, linux, & osx will all have these posix functions.
MS Visual Studio may need the posix compatible opendir() functions brought in
http://www.softagalleria.net/dirent.php
wx has these but they are based on wxString and wx should not be introduced
at a level this low.
wx has these but they are based on wxString which can be wchar_t based and wx should
not be introduced at a level this low.
*/
#include <sch_dir_lib_source.h>
using namespace SCH;
#include <kicad_exceptions.h>
#include <dirent.h>
#include <sys/stat.h>
#include <cstring>
#include <cstdio>
#include <ctype.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <vector>
using namespace std;
namespace SCH {
/**
* Class DIR_LIB_SOURCE
* implements a LIB_SOURCE in a file system directory.
*
* @author Dick Hollenbeck
* Class DIR_WRAP
* provides a destructor which may be invoked if an exception is thrown.
*/
class DIR_LIB_SOURCE : public LIB_SOURCE
class DIR_WRAP
{
friend class LIBS; ///< LIBS::GetLib() can construct one.
DIR* dir;
public:
DIR_WRAP( DIR* aDir ) : dir( aDir ) {}
STRING path; ///< base directory path of LIB_SOURCE
~DIR_WRAP()
{
if( dir )
closedir( dir );
}
DIR* operator->() { return dir; }
DIR* operator*() { return dir; }
};
protected:
/**
* Constructor DIR_LIB_SOURCE( const STRING& aDirectoryPath )
* sets up a LIB_SOURCE using aDirectoryPath in a file system.
* @see LIBS::GetLibrary().
*
* @param aDirectoryPath is a full pathname of a directory which contains
* the library source of part files. Examples might be "C:\kicad_data\mylib" or
* "/home/designer/mylibdir".
/**
* Class FILE_WRAP
* provides a destructor which may be invoked if an exception is thrown.
*/
DIR_LIB_SOURCE( const STRING& aDirectoryPath ) throws( IO_ERROR, PARSE_ERROR );
class FILE_WRAP
{
int fh;
public:
FILE_WRAP( int aFileHandle ) : fh( aFileHandle ) {}
~FILE_WRAP()
{
if( fh != -1 )
close( fh );
}
operator int () { return fh; }
};
} // namespace SCH
#endif // DIR_LIB_SOURCE_H_
/**
* Function strrstr
* finds the last instance of needle in haystack, if any.
*/
static const char* strrstr( const char* haystack, const char* needle )
{
const char* ret = 0;
const char* next = haystack;
// find last instance of haystack
while( (next = strstr( next, needle )) != 0 )
{
ret = next;
++next; // don't keep finding the same one.
}
return ret;
}
static const char* endsWithRev( const char* cp, const char* limit )
{
// find last instance of ".rev"
cp = strrstr( cp, ".rev" );
if( cp )
{
const char* rev = cp + 1;
#include <dirent.h>
#include <cstring>
#include <ki_exceptions.h>
cp += sizeof( ".rev" )-1;
#include <sys/types.h>
while( isdigit( *cp ) )
++cp;
if( cp != limit ) // there is garbage after "revN.."
rev = 0;
/**
* Class DIR_WRAP
* provides a destructor which may be invoked if an exception is thrown,
* thereby closing the DIR.
*/
class DIR_WRAP
return rev;
}
return 0;
}
bool DIR_LIB_SOURCE::makePartFileName( const char* aEntry,
const STRING& aCategory, STRING* aPartName )
{
DIR* dir;
const char* cp = strrstr( aEntry, ".part" );
public:
DIR_WRAP( DIR* aDir ) : dir( aDir ) {}
// if base name is not empty, contains ".part", && cp is not NULL
if( cp > aEntry )
{
const char* limit = cp + strlen( cp );
~DIR_WRAP()
// if file extension is exactly ".part", and no rev
if( cp==limit-5 )
{
if( dir )
closedir( dir );
if( aCategory.size() )
*aPartName = aCategory + "/";
else
aPartName->clear();
aPartName->append( aEntry, cp - aEntry );
return true;
}
DIR* operator->() { return dir; }
};
// if versioning, test for a trailing "revN.." type of string
if( useVersioning )
{
const char* rev = endsWithRev( cp + sizeof(".part") - 1, limit );
if( rev )
{
if( aCategory.size() )
*aPartName = aCategory + "/";
else
aPartName->clear();
aPartName->append( aEntry, cp - aEntry );
aPartName->append( "/" );
aPartName->append( rev );
return true;
}
}
}
return false;
}
DIR_LIB_SOURCE::DIR_LIB_SOURCE( const STRING& aDirectoryPath ) throws( IO_ERROR, PARSE_ERROR )
static bool isCategoryName( const char* aName )
{
DIR_WRAP* dir = opendir( aDirectoryPath.c_str() );
return true;
}
if( !dir )
#define MAX_PART_FILE_SIZE (1*1024*1024) // sanity check
DIR_LIB_SOURCE::DIR_LIB_SOURCE( const STRING& aDirectoryPath, bool doUseVersioning )
throw( IO_ERROR )
{
useVersioning = doUseVersioning;
sourceURI = aDirectoryPath;
sourceType = "dir";
if( sourceURI.size() == 0 )
{
char buf[256];
throw( IO_ERROR( "aDirectoryPath cannot be empty" ) );
}
// remove any trailing separator, so we can add it back later without ambiguity
if( strchr( "/\\", sourceURI[sourceURI.size()-1] ) )
sourceURI.erase( sourceURI.size()-1 );
doOneDir( "" );
}
strerror_r( errno, buf, sizeof(buf) );
throw( IO_ERROR( buf ) );
DIR_LIB_SOURCE::~DIR_LIB_SOURCE()
{
// delete the sweet STRINGS, which "sweets" owns by pointer.
for( DIR_CACHE::iterator it = sweets.begin(); it != sweets.end(); ++it )
{
delete it->second;
}
}
path = aDirectoryPath;
void DIR_LIB_SOURCE::Show()
{
printf( "categories:\n" );
for( STRINGS::const_iterator it = categories.begin(); it!=categories.end(); ++it )
printf( " '%s'\n", it->c_str() );
printf( "\n" );
printf( "parts:\n" );
for( DIR_CACHE::const_iterator it = sweets.begin(); it != sweets.end(); ++it )
{
printf( " '%s'\n", it->first.c_str() );
}
}
void DIR_LIB_SOURCE::doOneDir( const STRING& aCategory ) throw( IO_ERROR )
{
STRING curDir = sourceURI;
if( aCategory.size() )
curDir += "/" + aCategory;
DIR_WRAP dir = opendir( curDir.c_str() );
if( !*dir )
{
STRING msg = strerror( errno );
msg += "; scanning directory " + curDir;
throw( IO_ERROR( msg.c_str() ) );
}
struct stat fs;
STRING partName;
STRING fileName;
dirent* entry;
while( (entry = readdir( *dir )) != NULL )
{
if( !strcmp( ".", entry->d_name ) || !strcmp( "..", entry->d_name ) )
continue;
fileName = curDir + "/" + entry->d_name;
//D( printf("name: '%s'\n", fileName.c_str() );)
if( !stat( fileName.c_str(), &fs ) )
{
if( S_ISREG( fs.st_mode ) && makePartFileName( entry->d_name, aCategory, &partName ) )
{
/*
if( sweets.find( partName ) != sweets.end() )
{
STRING msg = partName;
msg += " has already been encountered";
throw IO_ERROR( msg.c_str() );
}
*/
sweets[partName] = NULL; // NULL for now, load the sweet later.
//D( printf("part: %s\n", partName.c_str() );)
}
else if( S_ISDIR( fs.st_mode ) && !aCategory.size() && isCategoryName( entry->d_name ) )
{
// only one level of recursion is used, controlled by the
// emptiness of aCategory.
//D( printf("category: %s\n", entry->d_name );)
categories.push_back( entry->d_name );
doOneDir( entry->d_name );
}
else
{
//D( printf( "ignoring %s\n", entry->d_name );)
}
}
}
}
#if 1 || defined( TEST_DIR_LIB_SOURCE )
int main( int argv, char** argv )
int main( int argc, char** argv )
{
try
{
DIR_LIB_SOURCE uut( argv[1] ? argv[1] : "", true );
uut.Show();
}
catch( IO_ERROR ioe )
{
printf( "exception: %s\n", (const char*) wxConvertWX2MB( ioe.errorText ) );
}
return 0;
}
#endif
......
new/sch_dir_lib_source.h 0 → 100644
View file @ 80f21358
/*
* 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) 2010 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
*/
#ifndef DIR_LIB_SOURCE_H_
#define DIR_LIB_SOURCE_H_
#include <sch_lib.h>
#include <map>
/**
* Type DIR_CACHE
* is a tuple, where the key is partname (prefixed with the category if any),
* and value is pointer to Sweet string which is loaded lazily, so can be NULL
* until loaded.
*/
typedef std::map< STRING, STRING* > DIR_CACHE;
namespace SCH {
/**
* Class DIR_LIB_SOURCE
* implements a LIB_SOURCE in a file system directory.
*
* @author Dick Hollenbeck
*/
class DIR_LIB_SOURCE : public LIB_SOURCE
{
friend class LIBS; ///< LIBS::GetLib() can construct one.
bool useVersioning; ///< use files with extension ".revNNN..", else not
DIR_CACHE sweets;
STRINGS categories;
/**
* Function isPartFileName
* returns true iff aName is a valid part file name.
*/
bool isPartFileName( const char* aName );
/**
* Function makePartFileName
* returns true iff aEntry holds a valid part filename, in the form of
* "someroot.part[.revNNNN]" where NNN are number characters [0-9]
* @param aEntry is the raw directory entry without path information.
* @param aCategory is the last portion of the directory path.
* @param aPartName is where to put a part name, assuming aEntry is legal.
* @return bool - true only if aEntry is a legal part file name.
*/
bool makePartFileName( const char* aEntry,
const STRING& aCategory, STRING* aPartName );
/**
* Function doOneDir
* loads part names [and categories] from a directory given by
* "sourceURI + '/' + category"
* Categories are only loaded if processing the top most directory because
* only one level of categories are supported. We know we are in the
* top most directory if aCategory is empty.
*/
void doOneDir( const STRING& aCategory ) throw( IO_ERROR );
//protected:
public:
/**
* Constructor DIR_LIB_SOURCE( const STRING& aDirectoryPath )
* sets up a LIB_SOURCE using aDirectoryPath in a file system.
* @see LIBS::GetLibrary().
*
* @param aDirectoryPath is a full file pathname of a directory which contains
* the library source of part files. Examples might be "C:\kicad_data\mylib" or
* "/home/designer/mylibdir". This is not a URI, but an OS specific path that
* can be given to opendir().
*
* @param doUseVersioning if true means support versioning in the directory tree, otherwise
* only a single version of each part is recognized.
*/
DIR_LIB_SOURCE( const STRING& aDirectoryPath, bool doUseVersioning = false )
throw( IO_ERROR );
~DIR_LIB_SOURCE();
//-----<LIB_SOURCE implementation functions >------------------------------
void ReadPart( STRING* aResult, const STRING& aPartName, const STRING& aRev=StrEmpty )
throw( IO_ERROR )
{
}
void ReadParts( STRING_TOKS* aResults, const STRINGS& aPartNames )
throw( IO_ERROR )
{
}
void GetCategories( STRING_TOKS* aResults ) throw( IO_ERROR )
{
}
void GetCategoricalPartNames( STRING_TOKS* aResults,
const STRING& aCategory=StrEmpty ) throw( IO_ERROR )
{
}
void GetRevisions( STRING_TOKS* aResults, const STRING& aPartName ) throw( IO_ERROR )
{
}
void FindParts( STRING_TOKS* aResults, const STRING& aQuery ) throw( IO_ERROR )
{
}
//-----</LIB_SOURCE implementation functions >------------------------------
/**
* Function Show
* will output a debug dump of contents.
*/
void Show();
};
} // namespace SCH
#endif // DIR_LIB_SOURCE_H_
new/sch_lib.h 0 → 100644
View file @ 80f21358
/*
* 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) 2010 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
*/
#ifndef SCH_LIB_H_
#define SCH_LIB_H_
#include <string>
#include <deque>
#include <kicad_exceptions.h>
#ifdef DEBUG
#define D(x) x
#else
#define D(x) // nothing
#endif
typedef std::string STRING;
typedef std::deque<STRING> STRINGS;
typedef STRINGS STRING_TOKS;
extern const STRING StrEmpty;
namespace SCH {
class PART;
/**
* Class LIB_SOURCE
* is an abstract class from which implementation specific LIB_SOURCEs
* may be derived, one for each kind of library type allowed in the library table.
* The class name stems from the fact that this interface only provides READ ONLY
* functions.
*
* @author Dick Hollenbeck
*/
class LIB_SOURCE
{
friend class LIBS; ///< the LIB factory is LIBS::GetLibrary()
friend class LIB; ///< the LIB uses these functions.
protected: ///< derived classes must implement
/**
* Function GetSourceType
* returns the library table entry's type for this library source.
*/
const STRING& GetSourceType() { return sourceType; }
/**
* Function GetSourceURI
* returns absolute location of the library source.
*/
const STRING& GetSourceURI() { return sourceURI; }
//-----<abstract for implementors>---------------------------------------
/**
* Function ReadPart
* fetches @a aPartName's s-expression into @a aResult after clear()ing aResult.
*/
virtual void ReadPart( STRING* aResult, const STRING& aPartName, const STRING& aRev=StrEmpty )
throw( IO_ERROR ) = 0;
/**
* Function ReadParts
* fetches the s-expressions for each part given in @a aPartNames, into @a aResults,
* honoring the array indices respectfully.
* @param aPartNames is a list of part names, one name per list element.
* @param aResults receives the s-expressions
*/
virtual void ReadParts( STRING_TOKS* aResults, const STRINGS& aPartNames )
throw( IO_ERROR ) = 0;
/**
* Function GetCategories
* fetches all categories present in the library source into @a aResults
*/
virtual void GetCategories( STRING_TOKS* aResults )
throw( IO_ERROR ) = 0;
/**
* Function GetCategoricalPartNames
* fetches all the part names for @a aCategory, which was returned by GetCategories().
*
* @param aCategory is a subdividing navigator within the library source,
* but may default to empty which will be taken to mean all categories.
*
* @param aResults is a place to put the fetched result, one category per STRING.
*/
virtual void GetCategoricalPartNames( STRING_TOKS* aResults, const STRING& aCategory=StrEmpty )
throw( IO_ERROR ) = 0;
/**
* Function GetRevisions
* fetches all revisions for @a aPartName into @a aResults. Revisions are strings
* like "rev12", "rev279", and are library source agnostic. These
*/
virtual void GetRevisions( STRING_TOKS* aResults, const STRING& aPartName )
throw( IO_ERROR ) = 0;
/**
* Function FindParts
* fetches part names for all parts matching the criteria given in @a
* aQuery, into @a aResults. The query string is designed to be easily marshalled,
* i.e. serialized, so that long distance queries can be made with minimal overhead.
* The library source needs to have an intelligent friend on the other end if
* the actual library data is remotely located, otherwise it will be too slow
* to honor this portion of the API contract.
*
* @param aQuery is a string holding a domain specific query language expression.
* One candidate here is an s-expression that uses (and ..) and (or ..) operators
* and uses them as RPN. For example "(and (footprint 0805)(value 33ohm)(category passives))".
* The UI can shield the user from this if it wants.
*
* @param aResults is a place to put the fetched part names, one part per STRING.
*/
virtual void FindParts( STRING_TOKS* aResults, const STRING& aQuery )
throw( IO_ERROR ) = 0;
//-----</abstract for implementors>--------------------------------------
protected:
STRING sourceType;
STRING sourceURI;
};
/**
* Class LIB_SINK
* is an abstract class from which implementation specific LIB_SINKs
* may be derived, one for each kind of library type in the library table that
* supports writing. The class name stems from the fact that this interface
* only provides WRITE functions.
*
* @author Dick Hollenbeck
*/
class LIB_SINK
{
friend class LIB; ///< only the LIB uses these functions.
protected: ///< derived classes must implement
/**
* Function GetSinkType
* returns the library table entry's type for this library sink.
*/
const STRING& GetSinkType() { return sinkType; }
/**
* Function GetSinkURI
* returns absolute location of the library sink.
*/
const STRING& GetSinkURI() { return sinkURI; }
/**
* Function WritePart
* saves the part to non-volatile storage. @a aPartName may have the revision
* portion present. If it is not present, and a overwrite of an existhing
* part is done, then LIB::ReloadPart() must be called on this same part
* and all parts that inherit it must be reparsed.
* @return STRING - if the LIB_SINK support revision numbering, then return a
* evision name that was next in the sequence, e.g. "rev22", else StrEmpty.
*/
virtual STRING WritePart( const STRING& aPartName, const STRING& aSExpression )
throw( IO_ERROR ) = 0;
protected:
STRING sinkType;
STRING sinkURI;
};
/**
* Class LIB
* is a cache of parts, and because the LIB_SOURCE is abstracted, there
* should be no need to extend from this class in any case except for the
* PARTS_LIST.
*
* @author Dick Hollenbeck
*/
class LIB
{
friend class LIBS; ///< the LIB factory is LIBS::GetLibrary()
protected: // constructor is not public, called from LIBS only.
/**
* Constructor LIB
* is not public and is only called from LIBS::GetLib()
*
* @param aLogicalLibrary is the name of a well know logical library, and is
* known because it already exists in the library table.
*
* @param aSource is an open LIB_SOURCE whose ownership is
* given over to this LIB.
*
* @param aSink is an open LIB_SINK whose ownership is given over
* to this LIB, and it is normally NULL.
*/
LIB( const STRING& aLogicalLibrary, LIB_SOURCE* aSource, LIB_SINK* aSink=NULL ) :
name( aLogicalLibrary ),
source( aSource ),
sink( aSink )
{
}
~LIB()
{
delete source;
delete sink;
}
public:
/**
* Function HasSink
* returns true if this library has write/save capability. Most LIBs
* are read only.
*/
bool HasSink() { return sink != NULL; }
/**
* Function LogicalName
* returns the logical name of this LIB.
*/
STRING LogicalName();
//-----<use delegates: source and sink>---------------------------------
/**
* Function GetPart
* returns a PART given @a aPartName, such as "passives/R".
* @param aPartName is local to this LIB and does not have the logical
* library name prefixed.
*/
const PART* GetPart( const STRING& aPartName ) throw( IO_ERROR );
/**
* Function ReloadPart
* will reload the part assuming the library source has a changed content
* for it.
*/
void ReloadPart( PART* aPart ) throw( IO_ERROR );
/**
* Function GetCategories
* returns all categories of parts within this LIB into @a aResults.
*/
STRINGS GetCategories() throw( IO_ERROR );
/**
* Function GetCategoricalPartNames
* returns the part names for @a aCategory, and at the same time
* creates cache entries for the very same parts if they do not already exist
* in this LIB (i.e. cache).
*/
STRINGS GetCategoricalPartNames( const STRING& aCategory=StrEmpty ) throw( IO_ERROR );
//-----<.use delegates: source and sink>--------------------------------
/**
* Function WritePart
* saves the part to non-volatile storage and returns the next new revision
* name in the sequence established by the LIB_SINK.
*/
virtual STRING WritePart( PART* aPart ) throw( IO_ERROR );
virtual void SetPartBody( PART* aPart, const STRING& aSExpression ) throw( IO_ERROR );
/**
* Function GetRevisions
* returns the revisions of @a aPartName that are present in this LIB.
* The returned STRINGS will look like "rev1", "rev2", etc.
*/
STRINGS GetRevisions( const STRING& aPartName ) throw( IO_ERROR );
/**
* Function FindParts
* returns part names for all parts matching the criteria given in @a
* aQuery, into @a aResults. The query string is designed to be easily marshalled,
* i.e. serialized, so that long distance queries can be made with minimal overhead.
* The library source needs to have an intelligent friend on the other end if
* the actual library data is remotely located, otherwise it will be too slow
* to honor this portion of the API contract.
*
* @param aQuery is a string holding a domain specific language expression. One candidate
* here is an RPN s-expression that uses (and ..) and (or ..) operators. For example
* "(and (footprint 0805)(value 33ohm)(category passives))"
*/
STRINGS FindParts( const STRING& aQuery ) throw( IO_ERROR )
{
// run the query on the cached data first for any PARTS which are fully
// parsed (i.e. cached), then on the LIB_SOURCE to find any that
// are not fully parsed, then unify the results.
return STRINGS();
}
protected:
STRING fetch; // scratch, used to fetch things, grows to worst case size.
STRINGS vfetch; // scratch, used to fetch things.
STRING name;
LIB_SOURCE* source;
LIB_SINK* sink;
STRING libraryURI;
STRINGS categories;
// PARTS parts;
};
} // namespace SCH
const STRING StrEmpty = "";
#endif // SCH_LIB_H_
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