420 lines
13 KiB
C++
420 lines
13 KiB
C++
/*
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* This file is part of the Colobot: Gold Edition source code
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* Copyright (C) 2001-2015, Daniel Roux, EPSITEC SA & TerranovaTeam
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* http://epsitec.ch; http://colobot.info; http://github.com/colobot
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://gnu.org/licenses
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*/
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// Modules inlcude
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#include "CBot/StringFunctions.h"
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#include "CBot/CBotProgram.h"
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#include "CBot/CBotEnums.h"
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#include "CBot/CBotVar/CBotVar.h"
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// Local include
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// Global include
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////////////////////////////////////////////////////////////////////////////////
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bool rStrLen( CBotVar* pVar, CBotVar* pResult, int& ex, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// to be a string
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if ( pVar->GetType() != CBotTypString ) { ex = TX_BADSTRING ; return true; }
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// no second parameter
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if ( pVar->GetNext() != nullptr ) { ex = TX_OVERPARAM ; return true; }
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// get the contents of the string
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CBotString s = pVar->GetValString();
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// puts the length of the stack
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pResult->SetValInt( s.GetLength() );
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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CBotTypResult cIntStr( CBotVar* &pVar, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) return CBotTypResult( TX_LOWPARAM );
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// to be a string
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if ( pVar->GetType() != CBotTypString )
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return CBotTypResult( TX_BADPARAM );
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// no second parameter
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if ( pVar->GetNext() != nullptr ) return CBotTypResult( TX_OVERPARAM );
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// the end result is an integer
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return CBotTypResult( CBotTypInt );
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}
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////////////////////////////////////////////////////////////////////////////////
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bool rStrLeft( CBotVar* pVar, CBotVar* pResult, int& ex, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// to be a string
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if ( pVar->GetType() != CBotTypString ) { ex = TX_BADSTRING ; return true; }
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// get the contents of the string
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CBotString s = pVar->GetValString();
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// it takes a second parameter
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pVar = pVar->GetNext();
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// which must be a number
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if ( pVar->GetType() > CBotTypDouble ) { ex = TX_BADNUM ; return true; }
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// retrieves this number
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int n = pVar->GetValInt();
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// no third parameter
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if ( pVar->GetNext() != nullptr ) { ex = TX_OVERPARAM ; return true; }
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// takes the interesting part
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s = s.Left( n );
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// puts on the stack
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pResult->SetValString( s );
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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CBotTypResult cStrStrInt( CBotVar* &pVar, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) return CBotTypResult( TX_LOWPARAM );
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// to be a string
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if ( pVar->GetType() != CBotTypString )
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return CBotTypResult( TX_BADSTRING );
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// it takes a second parameter
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pVar = pVar->GetNext();
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if ( pVar == nullptr ) return CBotTypResult( TX_LOWPARAM );
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// which must be a number
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if ( pVar->GetType() > CBotTypDouble )
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return CBotTypResult( TX_BADNUM );
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// no third parameter
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if ( pVar->GetNext() != nullptr ) return CBotTypResult( TX_OVERPARAM );
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// the end result is a string
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return CBotTypResult( CBotTypString );
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}
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////////////////////////////////////////////////////////////////////////////////
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bool rStrRight( CBotVar* pVar, CBotVar* pResult, int& ex, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// to be a string
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if ( pVar->GetType() != CBotTypString ) { ex = TX_BADSTRING ; return true; }
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// get the contents of the string
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CBotString s = pVar->GetValString();
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// it takes a second parameter
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pVar = pVar->GetNext();
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// which must be a number
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if ( pVar->GetType() > CBotTypDouble ) { ex = TX_BADNUM ; return true; }
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// retrieves this number
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int n = pVar->GetValInt();
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// no third parameter
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if ( pVar->GetNext() != nullptr ) { ex = TX_OVERPARAM ; return true; }
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// takes the interesting part
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s = s.Right( n );
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// puts on the stack
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pResult->SetValString( s );
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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bool rStrMid( CBotVar* pVar, CBotVar* pResult, int& ex, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// to be a string
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if ( pVar->GetType() != CBotTypString ) { ex = TX_BADSTRING ; return true; }
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// get the contents of the string
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CBotString s = pVar->GetValString();
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// it takes a second parameter
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pVar = pVar->GetNext();
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// which must be a number
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if ( pVar->GetType() > CBotTypDouble ) { ex = TX_BADNUM ; return true; }
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// retrieves this number
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int n = pVar->GetValInt();
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// third parameter optional
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if ( pVar->GetNext() != nullptr )
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{
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pVar = pVar->GetNext();
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// which must be a number
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if ( pVar->GetType() > CBotTypDouble ) { ex = TX_BADNUM ; return true; }
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// retrieves this number
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int l = pVar->GetValInt();
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// but no fourth parameter
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if ( pVar->GetNext() != nullptr ){ ex = TX_OVERPARAM ; return true; }
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// takes the interesting part
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s = s.Mid( n, l );
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}
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else
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{
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// takes the interesting part
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s = s.Mid( n );
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}
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// puts on the stack
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pResult->SetValString( s );
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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CBotTypResult cStrStrIntInt( CBotVar* &pVar, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) return CBotTypResult( TX_LOWPARAM );
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// to be a string
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if ( pVar->GetType() != CBotTypString )
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return CBotTypResult( TX_BADSTRING );
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// it takes a second parameter
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pVar = pVar->GetNext();
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if ( pVar == nullptr ) return CBotTypResult( TX_LOWPARAM );
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// which must be a number
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if ( pVar->GetType() > CBotTypDouble )
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return CBotTypResult( TX_BADNUM );
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// third parameter optional
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if ( pVar->GetNext() != nullptr )
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{
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pVar = pVar->GetNext();
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// which must be a number
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if ( pVar->GetType() > CBotTypDouble )
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return CBotTypResult( TX_BADNUM );
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// no fourth parameter
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if ( pVar->GetNext() != nullptr ) return CBotTypResult( TX_OVERPARAM );
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}
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// the end result is a string
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return CBotTypResult( CBotTypString );
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}
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////////////////////////////////////////////////////////////////////////////////
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bool rStrVal( CBotVar* pVar, CBotVar* pResult, int& ex, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// to be a string
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if ( pVar->GetType() != CBotTypString ) { ex = TX_BADSTRING ; return true; }
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// get the contents of the string
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CBotString s = pVar->GetValString();
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// but no second parameter
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if ( pVar->GetNext() != nullptr ){ ex = TX_OVERPARAM ; return true; }
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float val = GetNumFloat(s);
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// puts the value on the stack
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pResult->SetValFloat( val );
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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CBotTypResult cFloatStr( CBotVar* &pVar, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) return CBotTypResult( TX_LOWPARAM );
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// to be a string
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if ( pVar->GetType() != CBotTypString )
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return CBotTypResult( TX_BADSTRING );
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// no second parameter
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if ( pVar->GetNext() != nullptr ) return CBotTypResult( TX_OVERPARAM );
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// the end result is a number
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return CBotTypResult( CBotTypFloat );
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}
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////////////////////////////////////////////////////////////////////////////////
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bool rStrFind( CBotVar* pVar, CBotVar* pResult, int& ex, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// to be a string
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if ( pVar->GetType() != CBotTypString ) { ex = TX_BADSTRING ; return true; }
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// get the contents of the string
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CBotString s = pVar->GetValString();
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// it takes a second parameter
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pVar = pVar->GetNext();
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// to be a string
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if ( pVar->GetType() != CBotTypString ) { ex = TX_BADSTRING ; return true; }
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// retrieves this number
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CBotString s2 = pVar->GetValString();
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// no third parameter
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if ( pVar->GetNext() != nullptr ) { ex = TX_OVERPARAM ; return true; }
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// puts the result on the stack
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int res = s.Find(s2);
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pResult->SetValInt( res );
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if ( res < 0 ) pResult->SetInit( CBotVar::InitType::IS_NAN );
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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CBotTypResult cIntStrStr( CBotVar* &pVar, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) return CBotTypResult( TX_LOWPARAM );
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// to be a string
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if ( pVar->GetType() != CBotTypString )
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return CBotTypResult( TX_BADSTRING );
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// it takes a second parameter
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pVar = pVar->GetNext();
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if ( pVar == nullptr ) return CBotTypResult( TX_LOWPARAM );
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// to be a string
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if ( pVar->GetType() != CBotTypString )
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return CBotTypResult( TX_BADSTRING );
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// no third parameter
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if ( pVar->GetNext() != nullptr ) return CBotTypResult( TX_OVERPARAM );
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// the end result is a number
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return CBotTypResult( CBotTypInt );
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}
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////////////////////////////////////////////////////////////////////////////////
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bool rStrUpper( CBotVar* pVar, CBotVar* pResult, int& ex, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// to be a string
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if ( pVar->GetType() != CBotTypString ) { ex = TX_BADSTRING ; return true; }
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// get the contents of the string
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CBotString s = pVar->GetValString();
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// but no second parameter
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if ( pVar->GetNext() != nullptr ){ ex = TX_OVERPARAM ; return true; }
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s.MakeUpper();
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// puts the value on the stack
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pResult->SetValString( s );
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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bool rStrLower( CBotVar* pVar, CBotVar* pResult, int& ex, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) { ex = TX_LOWPARAM ; return true; }
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// to be a string
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if ( pVar->GetType() != CBotTypString ) { ex = TX_BADSTRING ; return true; }
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// get the contents of the string
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CBotString s = pVar->GetValString();
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// but no second parameter
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if ( pVar->GetNext() != nullptr ){ ex = TX_OVERPARAM ; return true; }
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s.MakeLower();
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// puts the value on the stack
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pResult->SetValString( s );
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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CBotTypResult cStrStr( CBotVar* &pVar, void* pUser )
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{
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// it takes a parameter
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if ( pVar == nullptr ) return CBotTypResult( TX_LOWPARAM );
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// to be a string
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if ( pVar->GetType() != CBotTypString )
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return CBotTypResult( TX_BADSTRING );
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// no second parameter
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if ( pVar->GetNext() != nullptr ) return CBotTypResult( TX_OVERPARAM );
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// the end result is a string
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return CBotTypResult( CBotTypString );
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}
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////////////////////////////////////////////////////////////////////////////////
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void InitStringFunctions()
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{
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CBotProgram::AddFunction("strlen", rStrLen, cIntStr );
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CBotProgram::AddFunction("strleft", rStrLeft, cStrStrInt );
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CBotProgram::AddFunction("strright", rStrRight, cStrStrInt );
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CBotProgram::AddFunction("strmid", rStrMid, cStrStrIntInt );
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CBotProgram::AddFunction("strval", rStrVal, cFloatStr );
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CBotProgram::AddFunction("strfind", rStrFind, cIntStrStr );
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CBotProgram::AddFunction("strupper", rStrUpper, cStrStr );
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CBotProgram::AddFunction("strlower", rStrLower, cStrStr );
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}
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