khanat-opennel-code/code/nel/src/gui/proc.cpp

168 lines
4.4 KiB
C++
Raw Normal View History

// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "nel/gui/proc.h"
#include "nel/misc/algo.h"
using namespace NLMISC;
namespace NLGUI
{
#define PROC_PARAM_IDENT '@'
// ***************************************************************************
void CProcAction::buildParamBlock( const std::string &params )
{
buildBlocks( params, ParamBlocks );
}
void CProcAction::buildParams( const std::vector< std::string > &paramList, std::string &params ) const
{
eval( paramList, ParamBlocks, params );
}
void CProcAction::buildCondBlock( const std::string &params )
{
buildBlocks( params, CondBlocks );
}
void CProcAction::buildCond( const std::vector< std::string > &paramList, std::string &params ) const
{
eval( paramList, CondBlocks, params );
}
// ***************************************************************************
void CProcAction::buildBlocks( const std::string &in, std::vector< CParamBlock > &out )
{
out.clear();
if(in.empty())
return;
std::string lastString;
std::string::size_type curPos= 0;
std::string::size_type lastPos= 0;
//if it has some @ then solve proc value
while( (curPos=in.find(PROC_PARAM_IDENT, curPos)) != std::string::npos)
{
// If it is end of line
if(curPos==in.size()-1)
{
// then skip
curPos= in.size();
}
else
{
// Skip all @
uint countNbIdent = 0;
while (curPos<in.size() && in[curPos]==PROC_PARAM_IDENT)
{
curPos++;
countNbIdent++;
}
// get the id pos
uint countNbDigit = 0;
uint startIdPos= (uint)curPos;
while (curPos<in.size() && in[curPos]>='0' && in[curPos]<='9')
{
curPos++;
countNbDigit++;
}
if (curPos == startIdPos)
{
// No digit so it is a normal db entry
lastString+= in.substr (lastPos, curPos-(countNbIdent-1)-lastPos);
// all @ are skipped
}
else
{
// There is some digit it is an argument
// copy the last not param sub string.
sint nbToCopy = (sint)(curPos-countNbIdent-countNbDigit-lastPos);
if (nbToCopy > 0)
lastString += in.substr(lastPos, nbToCopy);
// if not empty, add to the param block
if (!lastString.empty())
{
CParamBlock pb;
pb.String = lastString;
out.push_back(pb);
// clear it
lastString.clear();
}
// get the param id
sint paramId;
fromString(in.substr(startIdPos, curPos-startIdPos), paramId);
// Add it to the param block
CParamBlock pb;
pb.NumParam = paramId;
out.push_back(pb);
}
// valid pos is current pos
lastPos= curPos;
}
}
// concat last part
lastString+= in.substr(lastPos, in.size()-lastPos);
if(!lastString.empty())
{
CParamBlock pb;
pb.String = lastString;
out.push_back(pb);
}
}
// ***************************************************************************
void CProcAction::eval( const std::vector<std::string> &inArgs, const std::vector< CParamBlock > &inBlocks, std::string &out )
{
// clear the ret string
out.clear();
// for all block
for (uint i=0; i < inBlocks.size(); i++)
{
const CParamBlock &pb = inBlocks[i];
// if the block is a raw string
if (pb.NumParam < 0)
{
// concat with the block
out += pb.String;
}
// else get from paramList
else
{
// add 1, because paramList[0] is the name of the procedure
sint idInList = pb.NumParam+1;
// if param exist
if (idInList < (sint)inArgs.size())
// concat with the params
out += inArgs[idInList];
// else skip (should fail)
}
}
}
}