mirror of
https://github.com/polserver/polserver
synced 2026-08-13 08:23:08 -04:00
1080 lines
24 KiB
C++
1080 lines
24 KiB
C++
/*
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History
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=======
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2005/11/26 Shinigami: changed "strcmp" into "stricmp" to suppress Script Errors
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2008/02/11 Turley: ObjArray::unpack() will accept zero length Arrays and Erros from Array-Elements
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2009/09/05 Turley: Added struct .? and .- as shortcut for .exists() and .erase()
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Notes
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=======
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*/
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#include "../clib/stl_inc.h"
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#include "../clib/clib.h"
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#include "../clib/stlutil.h"
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#include "../clib/random.h"
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#include "berror.h"
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#include "bobject.h"
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#include "bstruct.h"
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#include "dict.h"
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#include "impstr.h"
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#include "escriptv.h"
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#include "executor.h"
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#include "objmembers.h"
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#include "objmethods.h"
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fixed_allocator<sizeof(BObject),256> bobject_alloc;
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fixed_allocator<sizeof(UninitObject),256> uninit_alloc;
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fixed_allocator<sizeof(BLong),256> blong_alloc;
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fixed_allocator<sizeof(Double),256> double_alloc;
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unsigned long BObjectRef::sizeEstimate() const
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{
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if (get())
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return sizeof(BObjectRef) + get()->sizeEstimate();
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else
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return sizeof(BObjectRef);
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}
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unsigned long BObject::sizeEstimate() const
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{
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if (objimp.get())
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return sizeof(BObject) + objimp.get()->sizeEstimate();
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else
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return sizeof(BObject);
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}
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/*
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pack formats:
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sSTRING\0 string
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iINTEGER\0 integer
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rREAL\0 real
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u\0 uninitialized
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aNN:ELEMS array
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SNN:STRING
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Examples:
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57 i57
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4.3 r4.3
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"hello world" shello world
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{ 5,3 } a2:i5i3
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{ 5, "hey" } a2:i5S3:hey
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{ 5, "hey", 7 } a3:i5S3:heyi7
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*/
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BObjectImp* BObjectImp::unpack( istream& is )
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{
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char typech;
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if (is >> typech)
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{
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switch( typech )
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{
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case 's': return String::unpack( is );
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case 'S': return String::unpackWithLen( is );
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case 'i': return BLong::unpack( is );
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case 'r': return Double::unpack( is );
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case 'u': return UninitObject::create();
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case 'a': return ObjArray::unpack( is );
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case 'd': return BDictionary::unpack( is );
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case 't': return BStruct::unpack( is );
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case 'e': return BError::unpack( is );
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case 'x': return UninitObject::create();
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default:
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return new BError( "Unknown object type '" + string(1,typech) + "'" );
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}
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}
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else
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{
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return new BError( "Unable to extract type character" );
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}
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}
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BObjectImp* BObjectImp::unpack( const char* pstr )
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{
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ISTRINGSTREAM is( pstr );
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return unpack( is );
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}
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BObject::~BObject()
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{
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}
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BObject *BObject::clone() const
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{
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return new BObject( objimp->copy() );
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}
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bool BObject::operator!=(const BObject& obj) const
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{
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return ! (objimp->isEqual( obj.impref() ));
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}
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bool BObject::operator==(const BObject& obj) const
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{
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return objimp->isEqual( obj.impref() );
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}
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bool BObject::operator<(const BObject& obj) const
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{
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return objimp->isLessThan(*obj.objimp);
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}
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bool BObject::operator<=(const BObject& obj) const
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{
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return objimp->isLessThan(*obj.objimp) ||
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objimp->isEqual(*obj.objimp);
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}
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bool BObject::operator>(const BObject& obj) const
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{
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return !objimp->isLessThan(*obj.objimp) &&
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!objimp->isEqual(*obj.objimp);
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}
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bool BObject::operator>=(const BObject& obj) const
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{
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return !objimp->isLessThan(*obj.objimp);
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}
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////////////////////// BObjectImp //////////////////////
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#if BOBJECTIMP_DEBUG
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typedef map<unsigned int, BObjectImp*> bobjectimps;
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bobjectimps bobjectimp_instances;
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int display_bobjectimp_instance( BObjectImp* imp )
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{
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cout << imp->instance() << ": " << imp->getStringRep() << endl;
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return 0;
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}
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void display_bobjectimp_instances()
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{
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cout << "bobjectimp instances: " << bobjectimp_instances.size() << endl;
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for( bobjectimps::iterator itr = bobjectimp_instances.begin(); itr != bobjectimp_instances.end(); ++itr )
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{
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display_bobjectimp_instance( (*itr).second );
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}
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}
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#endif
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#if !INLINE_BOBJECTIMP_CTOR
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unsigned int BObjectImp::instances_ = 0;
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BObjectImp::BObjectImp( BObjectType type ) :
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type_(type),
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instance_(instances_++)
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{
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++eobject_imp_count;
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++eobject_imp_constructions;
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bobjectimp_instances[ instance_ ] = this;
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}
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BObjectImp::~BObjectImp()
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{
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bobjectimp_instances.erase( instance_ );
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--eobject_imp_count;
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}
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#endif
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string BObjectImp::pack() const
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{
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OSTRINGSTREAM os;
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packonto( os );
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return OSTRINGSTREAM_STR(os);
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}
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void BObjectImp::packonto( ostream& os ) const
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{
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os << "u";
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}
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string BObjectImp::getFormattedStringRep() const
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{
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return getStringRep();
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}
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const char *BObjectImp::typestr( BObjectType typ )
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{
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switch( typ )
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{
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case OTUnknown: return "Unknown";
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case OTUninit: return "Uninit";
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case OTString: return "String";
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case OTLong: return "Integer";
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case OTDouble: return "Double";
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case OTArray: return "Array";
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case OTApplicPtr: return "ApplicPtr";
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case OTApplicObj: return "ApplicObj";
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case OTError: return "Error";
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case OTDictionary: return "Dictionary";
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case OTStruct: return "Struct";
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case OTPacket: return "Packet";
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case OTBinaryFile: return "BinaryFile";
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default: return "Undefined";
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}
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}
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const char* BObjectImp::typeOf() const
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{
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return typestr( type_ );
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}
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// These two functions are just here for completeness.
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bool BObjectImp::isEqual(const BObjectImp& objimp) const
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{
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return (this == &objimp);
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}
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bool BObjectImp::isLessThan(const BObjectImp& objimp) const
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{
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return (this < &objimp);
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}
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bool BObjectImp::isLE( const BObjectImp& objimp ) const
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{
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return isEqual(objimp) || isLessThan(objimp);
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}
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bool BObjectImp::isLT( const BObjectImp& objimp ) const
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{
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return isLessThan(objimp);
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}
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bool BObjectImp::isGT( long val ) const
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{
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return false;
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}
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bool BObjectImp::isGE( long val ) const
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{
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return false;
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}
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BObjectImp* BObjectImp::array_assign( BObjectImp* idx, BObjectImp* target )
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{
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return this;
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}
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BObjectRef BObjectImp::OperMultiSubscript( stack<BObjectRef>& indices )
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{
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BObjectRef index = indices.top();
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indices.pop();
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BObjectRef ref = OperSubscript( *index );
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if (indices.empty())
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return ref;
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else
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return (*ref).impptr()->OperMultiSubscript( indices );
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}
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BObjectRef BObjectImp::OperMultiSubscriptAssign( stack<BObjectRef>& indices, BObjectImp* target )
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{
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BObjectRef index = indices.top();
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indices.pop();
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if (indices.empty())
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{
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BObjectImp* imp = array_assign( (*index).impptr(), target );
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return BObjectRef( imp );
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}
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else
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{
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BObjectRef ref = OperSubscript( *index );
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return (*ref).impptr()->OperMultiSubscript( indices );
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}
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}
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BObjectImp* BObjectImp::selfPlusObjImp(const BObjectImp& /* obj */) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::selfMinusObjImp(const BObjectImp& /* obj */) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::selfTimesObjImp(const BObjectImp& /* obj */) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::selfDividedByObjImp(const BObjectImp& /* obj */) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::selfModulusObjImp(const BObjectImp& objimp) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::selfBitShiftRightObjImp(const BObjectImp& objimp) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::selfBitShiftLeftObjImp(const BObjectImp& objimp) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::selfBitAndObjImp(const BObjectImp& objimp) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::selfBitOrObjImp(const BObjectImp& objimp) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::selfBitXorObjImp(const BObjectImp& objimp) const
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{
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return copy();
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}
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BObjectImp* BObjectImp::bitnot() const
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{
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return copy();
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}
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void BObjectImp::operInsertInto( BObject& obj, const BObjectImp& objimp )
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{
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obj.setimp( new BError( "Object is not a 'container'" ) );
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}
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void BObjectImp::operPlusEqual( BObject& obj, const BObjectImp& objimp )
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{
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obj.setimp( selfPlusObjImp( objimp ) );
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}
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void BObjectImp::operMinusEqual( BObject& obj, const BObjectImp& objimp )
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{
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obj.setimp( selfMinusObjImp( objimp ) );
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}
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void BObjectImp::operTimesEqual( BObject& obj, const BObjectImp& objimp )
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{
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obj.setimp( selfTimesObjImp( objimp ) );
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}
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void BObjectImp::operDivideEqual( BObject& obj, const BObjectImp& objimp )
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{
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obj.setimp( selfDividedByObjImp( objimp ) );
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}
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void BObjectImp::operModulusEqual( BObject& obj, const BObjectImp& objimp )
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{
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obj.setimp( selfModulusObjImp( objimp ) );
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}
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BObject BObjectImp::operator-(void) const
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{
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BObjectImp *newobj = inverse();
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return BObject(newobj);
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}
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BObjectImp* BObjectImp::inverse() const
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{
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return UninitObject::create();
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}
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BObjectRef BObjectImp::OperSubscript( const BObject& obj )
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{
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return BObjectRef(copy());
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}
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/*
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"All Objects are inherently good."
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*/
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bool BObjectImp::isTrue(void) const
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{
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return true;
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}
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BObjectImp* BObjectImp::call_method( const char* methodname, Executor& ex )
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{
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return new BError( string("Method '") + methodname + "' not found" );
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}
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BObjectImp* BObjectImp::call_method_id( const int id, Executor& ex )
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{
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OSTRINGSTREAM os;
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os << "Method id '" << id << "' (" << getObjMethod(id)->code << ") not found";
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return new BError( string(OSTRINGSTREAM_STR(os)) );
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}
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BObjectRef BObjectImp::set_member( const char* membername, BObjectImp* valueimp )
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{
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return BObjectRef( new BError( string("Member '") + membername + "' not found" ) );
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}
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BObjectRef BObjectImp::get_member( const char* membername )
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{
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return BObjectRef( new BError( "Object does not support members" ) );
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}
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BObjectRef BObjectImp::get_member_id( const int id )
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{
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ObjMember* memb = getObjMember(id);
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return get_member(memb->code);
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}
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BObjectRef BObjectImp::set_member_id( const int id, BObjectImp* valueimp )
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{
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ObjMember* memb = getObjMember(id);
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return set_member(memb->code, valueimp);
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}
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bool BObjectImp::contains( const BObjectImp& imp ) const
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{
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return false;
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}
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BObjectRef BObjectImp::operDotPlus( const char* name )
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{
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return BObjectRef( new BError( "Operator .+ undefined" ) );
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}
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BObjectRef BObjectImp::operDotMinus( const char* name )
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{
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return BObjectRef( new BError( "Operator .- undefined" ) );
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}
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BObjectRef BObjectImp::operDotQMark( const char* name )
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{
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return BObjectRef( new BError( "Operator .? undefined" ) );
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}
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UninitObject* UninitObject::SharedInstance;
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ref_ptr<BObjectImp> UninitObject::SharedInstanceOwner;
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UninitObject::UninitObject() : BObjectImp(OTUninit)
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{
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}
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BObjectImp *UninitObject::copy( void ) const
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{
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return create();
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}
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unsigned long UninitObject::sizeEstimate() const
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{
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return sizeof(UninitObject);
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}
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bool UninitObject::isTrue() const
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{
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return false;
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}
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bool UninitObject::isEqual( const BObjectImp& imp ) const
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{
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return (imp.isa( OTError ) || imp.isa( OTUninit ));
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}
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bool UninitObject::isLessThan(const BObjectImp& imp) const
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{
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if (imp.isa( OTError ) || imp.isa( OTUninit ))
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return false;
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return true;
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}
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ObjArray::ObjArray() : BObjectImp(OTArray)
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{
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}
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ObjArray::ObjArray( BObjectType type ) : BObjectImp( type )
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{
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}
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ObjArray::ObjArray( const ObjArray& copyfrom ) :
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BObjectImp(copyfrom.type()),
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name_arr( copyfrom.name_arr ),
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ref_arr( copyfrom.ref_arr )
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{
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deepcopy();
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}
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void ObjArray::deepcopy()
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{
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for( iterator itr = ref_arr.begin(); itr != ref_arr.end(); ++itr )
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{
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if (itr->get())
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{
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/*
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NOTE: all BObjectRefs in an ObjArray reference BNamedObjects not BObjects
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HMMM, can this BNamedObject get destructed before we're done with it?
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No, we're making a copy, leaving the original be.
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(SO, bno's refcount should be >1 here)
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*/
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BObject *bo = itr->get();
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itr->set( new BObject( bo->impptr()->copy() ) );
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}
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}
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}
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BObjectImp *ObjArray::copy( void ) const
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{
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ObjArray *nobj = new ObjArray(*this);
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return nobj;
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}
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unsigned long ObjArray::sizeEstimate() const
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{
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unsigned long size = sizeof(ObjArray);
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for( const_iterator itr = ref_arr.begin(); itr != ref_arr.end(); ++itr )
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{
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size += (*itr).sizeEstimate();
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}
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size += name_arr.size() * sizeof(string);
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for( const_name_iterator itr = name_arr.begin(); itr != name_arr.end(); ++itr )
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{
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size += (*itr).capacity();
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}
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return size;
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}
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/*
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Equality for arrays:
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if the other guy is an array, check each element
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otherwise not equal.
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note that struct names aren't checked.
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TODO: check structure names too?
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*/
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bool ObjArray::isEqual(const BObjectImp& imp ) const
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{
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if (!imp.isa( OTArray ))
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return false;
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const ObjArray& thatarr = static_cast<const ObjArray&>(imp);
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if (thatarr.ref_arr.size() != ref_arr.size())
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return false;
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for( unsigned i = 0; i < ref_arr.size(); ++i )
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{
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const BObjectRef& thisref = ref_arr[ i ];
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const BObjectRef& thatref = thatarr.ref_arr[i];
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const BObject* thisobj = thisref.get();
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const BObject* thatobj = thatref.get();
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if (thisobj != NULL && thatobj != NULL)
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{
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const BObjectImp& thisimp = thisobj->impref();
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const BObjectImp& thatimp = thatobj->impref();
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if (thisimp.isEqual( thatimp ))
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continue;
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else
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return false;
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}
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else if (thisobj == NULL && thatobj == NULL)
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{
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continue;
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}
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else
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{
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return false;
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}
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}
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return true;
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}
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|
|
const BObjectImp* ObjArray::imp_at( unsigned index /* 1-based */ ) const
|
|
{
|
|
assert( index > 0 );
|
|
if (index > ref_arr.size())
|
|
return NULL;
|
|
const BObjectRef& ref = ref_arr[ index-1 ];
|
|
if (ref.get() == NULL)
|
|
return NULL;
|
|
return ref.get()->impptr();
|
|
}
|
|
|
|
BObjectImp* ObjArray::array_assign( BObjectImp* idx, BObjectImp* target )
|
|
{
|
|
if (idx->isa( OTLong ))
|
|
{
|
|
BLong& lng = (BLong &) *idx;
|
|
|
|
unsigned index = (unsigned) lng.value();
|
|
if (index > ref_arr.size())
|
|
ref_arr.resize( index );
|
|
else if (index <= 0)
|
|
return new BError( "Array index out of bounds" );
|
|
|
|
BObjectRef& ref = ref_arr[ index-1 ];
|
|
BObject* refobj = ref.get();
|
|
if (refobj != NULL)
|
|
{
|
|
refobj->setimp( target );
|
|
}
|
|
else
|
|
{
|
|
ref.set( new BObject( target ) );
|
|
}
|
|
return ref->impptr();
|
|
}
|
|
else
|
|
{
|
|
return UninitObject::create();
|
|
}
|
|
}
|
|
|
|
void ObjArray::operInsertInto(BObject& obj, const BObjectImp& objimp)
|
|
{
|
|
ref_arr.push_back( BObjectRef( new BObject( objimp.copy() ) ) );
|
|
}
|
|
|
|
void ObjArray::operPlusEqual(BObject& obj, const BObjectImp& objimp)
|
|
{
|
|
obj.setimp(selfPlusObjImp(objimp));
|
|
}
|
|
|
|
BObjectImp* ObjArray::selfPlusObjImp(const BObjectImp& other) const
|
|
{
|
|
ObjArray* result = new ObjArray( *this );
|
|
|
|
if (other.isa( OTArray ))
|
|
{
|
|
const ObjArray& other_arr = static_cast<const ObjArray&>(other);
|
|
|
|
for( const_iterator itr = other_arr.ref_arr.begin(); itr != other_arr.ref_arr.end(); ++itr )
|
|
{
|
|
if (itr->get())
|
|
{
|
|
/*
|
|
NOTE: all BObjectRefs in an ObjArray reference BNamedObjects not BObjects
|
|
HMMM, can this BNamedObject get destructed before we're done with it?
|
|
No, we're making a copy, leaving the original be.
|
|
(SO, bno's refcount should be >1 here)
|
|
*/
|
|
BObject *bo = itr->get();
|
|
|
|
result->ref_arr.push_back( BObjectRef( new BObject( (*bo)->copy() ) ) );
|
|
}
|
|
else
|
|
{
|
|
result->ref_arr.push_back( BObjectRef() );
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
result->ref_arr.push_back( BObjectRef( new BObject( other.copy() ) ) );
|
|
}
|
|
return result;
|
|
}
|
|
|
|
BObjectRef ObjArray::OperSubscript( const BObject& rightobj )
|
|
{
|
|
const BObjectImp& right = rightobj.impref();
|
|
if (right.isa( OTLong )) // vector
|
|
{
|
|
BLong& lng = (BLong &) right;
|
|
|
|
unsigned index = (unsigned) lng.value();
|
|
if (index > ref_arr.size())
|
|
{
|
|
return BObjectRef( new BError( "Array index out of bounds" ) );
|
|
}
|
|
else if (index <= 0)
|
|
return BObjectRef( new BError( "Array index out of bounds" ) );
|
|
|
|
BObjectRef& ref = ref_arr[ index-1 ];
|
|
if (ref.get() == NULL)
|
|
ref.set( new BObject( UninitObject::create() ) );
|
|
return ref;
|
|
}
|
|
else if (right.isa( OTString ))
|
|
{
|
|
// TODO: search for named variables (structure members)
|
|
return BObjectRef(copy());
|
|
}
|
|
else
|
|
{
|
|
// TODO: crap out
|
|
return BObjectRef(copy());
|
|
}
|
|
}
|
|
|
|
BObjectRef ObjArray::get_member( const char* membername )
|
|
{
|
|
int i = 0;
|
|
for( const_name_iterator itr = name_arr.begin();
|
|
itr != name_arr.end();
|
|
++itr, ++i )
|
|
{
|
|
const string& name = (*itr);
|
|
if (stricmp( name.c_str(), membername ) == 0)
|
|
{
|
|
return ref_arr[i];
|
|
}
|
|
}
|
|
|
|
return BObjectRef( UninitObject::create() );
|
|
}
|
|
|
|
BObjectRef ObjArray::set_member( const char* membername, BObjectImp* valueimp )
|
|
{
|
|
int i = 0;
|
|
for( const_name_iterator itr = name_arr.begin();
|
|
itr != name_arr.end();
|
|
++itr, ++i )
|
|
{
|
|
const string& name = (*itr);
|
|
if (stricmp( name.c_str(), membername ) == 0)
|
|
{
|
|
ref_arr[i].get()->setimp( valueimp );
|
|
return ref_arr[i];
|
|
}
|
|
}
|
|
return BObjectRef( UninitObject::create() );
|
|
}
|
|
|
|
BObjectRef ObjArray::operDotPlus( const char* name )
|
|
{
|
|
for( name_iterator itr = name_arr.begin(); itr != name_arr.end(); ++itr )
|
|
{
|
|
if (stricmp( name, (*itr).c_str() ) == 0)
|
|
{
|
|
return BObjectRef( new BError( "Member already exists" ) );
|
|
}
|
|
}
|
|
name_arr.push_back( name );
|
|
BObject* pnewobj = new BObject( UninitObject::create() );
|
|
ref_arr.push_back( BObjectRef( pnewobj ) );
|
|
return BObjectRef( pnewobj );
|
|
}
|
|
|
|
void ObjArray::addElement( BObjectImp* imp )
|
|
{
|
|
ref_arr.push_back( BObjectRef( new BObject( imp ) ) );
|
|
}
|
|
|
|
string ObjArray::getStringRep() const
|
|
{
|
|
OSTRINGSTREAM os;
|
|
os << "{ ";
|
|
bool any = false;
|
|
for( Cont::const_iterator itr = ref_arr.begin(); itr != ref_arr.end(); ++itr )
|
|
{
|
|
if (any)
|
|
os << ", ";
|
|
else
|
|
any = true;
|
|
|
|
BObject *bo = (itr->get());
|
|
|
|
if (bo != NULL)
|
|
{
|
|
string tmp = bo->impptr()->getStringRep();
|
|
os << tmp;
|
|
}
|
|
}
|
|
os << " }";
|
|
|
|
return OSTRINGSTREAM_STR(os);
|
|
}
|
|
|
|
bool ObjArray::contains( const BObjectImp& imp ) const
|
|
{
|
|
for( Cont::const_iterator itr = ref_arr.begin(); itr != ref_arr.end(); ++itr )
|
|
{
|
|
if ( itr->get() )
|
|
{
|
|
BObject *bo = (itr->get());
|
|
|
|
if ( bo == NULL )
|
|
{
|
|
cout << scripts_thread_script << " - '" << imp << " in array{}' check. Invalid data at index " << (itr-ref_arr.begin())+1 << endl;
|
|
continue;
|
|
}
|
|
else if ( bo->impptr()->isEqual(imp) )
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
class objref_cmp
|
|
{
|
|
public:
|
|
bool operator()(const BObjectRef& x1, const BObjectRef& x2) const
|
|
{
|
|
const BObject* b1 = x1.get();
|
|
const BObject* b2 = x2.get();
|
|
if (b1 == NULL || b2 == NULL)
|
|
return (&x1 < &x2);
|
|
|
|
const BObject& r1 = *b1;
|
|
const BObject& r2 = *b2;
|
|
return (r1 < r2);
|
|
}
|
|
|
|
};
|
|
|
|
BObjectImp* ObjArray::call_method_id( const int id, Executor& ex )
|
|
{
|
|
switch(id)
|
|
{
|
|
case MTH_SIZE:
|
|
if (ex.numParams() == 0)
|
|
return new BLong( ref_arr.size() );
|
|
else
|
|
return new BError( "array.size() doesn't take parameters." );
|
|
|
|
case MTH_ERASE:
|
|
if (name_arr.empty())
|
|
{
|
|
if (ex.numParams() == 1)
|
|
{
|
|
long idx;
|
|
if (ex.getParam( 0, idx, 1, ref_arr.size() )) // 1-based index
|
|
{
|
|
ref_arr.erase( ref_arr.begin() + idx - 1 );
|
|
return new BLong(1);
|
|
}
|
|
else
|
|
{
|
|
return NULL;
|
|
}
|
|
}
|
|
else
|
|
return new BError( "array.erase(index) requires a parameter." );
|
|
}
|
|
break;
|
|
case MTH_EXISTS:
|
|
if (name_arr.empty())
|
|
{
|
|
long idx;
|
|
if (ex.numParams() == 1)
|
|
{
|
|
if (ex.getParam( 0, idx ) && idx >= 0)
|
|
{
|
|
bool exists = (idx <= (long)ref_arr.size());
|
|
return new BLong( exists ? 1 : 0 );
|
|
}
|
|
else
|
|
{
|
|
return new BError( "Invalid parameter type" );
|
|
}
|
|
}
|
|
else
|
|
return new BError( "array.exists(index) requires a parameter." );
|
|
}
|
|
break;
|
|
case MTH_INSERT:
|
|
if (name_arr.empty())
|
|
{
|
|
if (ex.numParams() == 2)
|
|
{
|
|
long idx;
|
|
BObjectImp* imp = ex.getParamImp( 1 );
|
|
if (ex.getParam( 0, idx, 1, ref_arr.size()+1 ) && imp) // 1-based index
|
|
{
|
|
--idx;
|
|
// FIXME: 2008 Upgrades needed here? Make sure still working correctly under 2008
|
|
#if defined(_WIN32) && _MSC_VER >= 1300
|
|
BObjectRef tmp;
|
|
ref_arr.insert( ref_arr.begin() + idx, tmp );
|
|
#else
|
|
ref_arr.insert( ref_arr.begin() + idx );
|
|
#endif
|
|
BObjectRef& ref = ref_arr[ idx ];
|
|
ref.set( new BObject( imp->copy() ) );
|
|
}
|
|
else
|
|
{
|
|
return new BError( "Invalid parameter type" );
|
|
}
|
|
}
|
|
else
|
|
return new BError( "array.insert(index,value) requires two parameters." );
|
|
}
|
|
break;
|
|
case MTH_SHRINK:
|
|
if (name_arr.empty())
|
|
{
|
|
if (ex.numParams() == 1)
|
|
{
|
|
long idx;
|
|
if (ex.getParam( 0, idx, 0, ref_arr.size() )) // 1-based index
|
|
{
|
|
ref_arr.erase( ref_arr.begin() + idx, ref_arr.end() );
|
|
return new BLong(1);
|
|
}
|
|
else
|
|
{
|
|
return new BError( "Invalid parameter type" );
|
|
}
|
|
}
|
|
else
|
|
return new BError( "array.shrink(nelems) requires a parameter." );
|
|
}
|
|
break;
|
|
case MTH_APPEND:
|
|
if (name_arr.empty())
|
|
{
|
|
if (ex.numParams() == 1)
|
|
{
|
|
BObjectImp* imp = ex.getParamImp( 0 );
|
|
if (imp)
|
|
{
|
|
ref_arr.push_back( BObjectRef( new BObject( imp->copy() ) ) );
|
|
|
|
return new BLong(1);
|
|
}
|
|
else
|
|
{
|
|
return new BError( "Invalid parameter type" );
|
|
}
|
|
}
|
|
else
|
|
return new BError( "array.append(value) requires a parameter." );
|
|
}
|
|
break;
|
|
case MTH_REVERSE:
|
|
if (name_arr.empty())
|
|
{
|
|
if (ex.numParams() == 0)
|
|
{
|
|
reverse( ref_arr.begin(), ref_arr.end() );
|
|
return new BLong(1);
|
|
}
|
|
else
|
|
return new BError( "array.reverse() doesn't take parameters." );
|
|
}
|
|
break;
|
|
case MTH_SORT:
|
|
if (name_arr.empty())
|
|
{
|
|
if (ex.numParams() == 0)
|
|
{
|
|
sort( ref_arr.begin(), ref_arr.end(), objref_cmp() );
|
|
return new BLong(1);
|
|
}
|
|
else
|
|
return new BError( "array.sort() doesn't take parameters." );
|
|
}
|
|
break;
|
|
case MTH_RANDOMENTRY:
|
|
if (name_arr.empty())
|
|
{
|
|
if (ex.numParams() == 0)
|
|
{
|
|
if (ref_arr.size() > 0)
|
|
{
|
|
const BObjectRef& ref = ref_arr[ random_int( ref_arr.size() ) ];
|
|
if (ref.get() == NULL)
|
|
return NULL;
|
|
return ref.get()->impptr();
|
|
}
|
|
}
|
|
else
|
|
return new BError( "array.randomentry() doesn't take parameters." );
|
|
}
|
|
break;
|
|
|
|
default:
|
|
return NULL;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
|
|
BObjectImp* ObjArray::call_method( const char* methodname, Executor& ex )
|
|
{
|
|
ObjMethod* objmethod = getKnownObjMethod(methodname);
|
|
if ( objmethod != NULL )
|
|
return this->call_method_id(objmethod->id, ex);
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
void ObjArray::packonto( ostream& os ) const
|
|
{
|
|
os << "a" << ref_arr.size() << ":";
|
|
for( const_iterator itr = ref_arr.begin(); itr != ref_arr.end(); ++itr )
|
|
{
|
|
if (itr->get())
|
|
{
|
|
BObject *bo = itr->get();
|
|
bo->impptr()->packonto( os );
|
|
}
|
|
else
|
|
{
|
|
os << "x";
|
|
}
|
|
}
|
|
}
|
|
|
|
BObjectImp* ObjArray::unpack( istream& is )
|
|
{
|
|
unsigned arrsize;
|
|
char colon;
|
|
if (! (is >> arrsize >> colon))
|
|
{
|
|
return new BError( "Unable to unpack array elemcount" );
|
|
}
|
|
if ( (int)arrsize < 0 )
|
|
{
|
|
return new BError( "Unable to unpack array elemcount. Invalid length!" );
|
|
}
|
|
if ( colon != ':' )
|
|
{
|
|
return new BError( "Unable to unpack array elemcount. Bad format. Colon not found!" );
|
|
}
|
|
ObjArray* arr = new ObjArray;
|
|
arr->ref_arr.resize( arrsize );
|
|
for( unsigned i = 0; i < arrsize; ++i )
|
|
{
|
|
BObjectImp* imp = BObjectImp::unpack( is );
|
|
if (imp != NULL && !imp->isa(OTUninit))
|
|
{
|
|
arr->ref_arr[ i ].set( new BObject( imp ) );
|
|
}
|
|
}
|
|
return arr;
|
|
}
|
|
|
|
BApplicPtr::BApplicPtr( const BApplicObjType* pointer_type, void *ptr ) :
|
|
BObjectImp( OTApplicPtr ),
|
|
ptr_(ptr),
|
|
pointer_type_(pointer_type)
|
|
{
|
|
}
|
|
|
|
BObjectImp *BApplicPtr::copy() const
|
|
{
|
|
return new BApplicPtr( pointer_type_, ptr_ );
|
|
}
|
|
|
|
unsigned long BApplicPtr::sizeEstimate() const
|
|
{
|
|
return sizeof(BApplicPtr);
|
|
}
|
|
|
|
const BApplicObjType* BApplicPtr::pointer_type() const
|
|
{
|
|
return pointer_type_;
|
|
}
|
|
|
|
void *BApplicPtr::ptr() const
|
|
{
|
|
return ptr_;
|
|
}
|
|
|
|
string BApplicPtr::getStringRep() const
|
|
{
|
|
return "<appptr>";
|
|
}
|
|
|
|
|
|
void BApplicPtr::printOn( ostream& os) const
|
|
{
|
|
os << "<appptr>";
|
|
}
|
|
|
|
string BApplicObjBase::getStringRep() const
|
|
{
|
|
return string("<appobj:") + typeOf() + ">";
|
|
}
|
|
|
|
void BApplicObjBase::printOn( ostream& os ) const
|
|
{
|
|
os << getStringRep();
|
|
}
|
|
|