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270 lines
6.3 KiB
C++
270 lines
6.3 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
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// Copyright (C) 2010 Winch Gate Property Limited
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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 Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (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. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "nel/misc/types_nl.h"
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#include "nel/misc/debug.h"
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#include "nel/misc/file.h"
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#include "game_share/huffman.h"
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#include <string>
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#include <map>
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#include <fstream>
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using namespace std;
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using namespace NLMISC;
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/**
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* CStringInfos
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* \author Stephane Coutelas
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* \author Nevrax France
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* \date 2002
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*/
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struct CStringInfos
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{
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/// string id
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string Id;
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/// string
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string Str;
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/// occurence of the string
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uint32 Occurence;
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/**
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* Default constructor
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*/
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CStringInfos() : Occurence(1) { }
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};
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//-----------------------------------------------
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// main
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//
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//-----------------------------------------------
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sint main( sint argc, char ** argv )
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{
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uint currentVersion = 1;
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map<string,CStringInfos> base;
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if( argc < 3 )
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{
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printf("Create a file associating a string id with a string and its Huffman code\n\n");
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printf("OCC2HUFF <string file> [<string file> ...] <occ file>\n");
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return 1;
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}
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// open the id string association file(s)
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sint i;
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for( i = 1; i < argc - 1; i++ )
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{
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printf("Reading string association file '%s'...\n",argv[i]);
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ifstream input1(argv[i], ios::in);
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if( !input1.is_open() )
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{
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nlwarning("can't open the file %s",argv[i]);
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return 1;
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}
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// read the tokens and create the string infos
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while( !input1.eof() )
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{
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// read a line
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string line;
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getline(input1,line,'\n');
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// test the line ( there must be at least 2 '"',remove comments if exist )
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sint32 idx = line.find_first_of("#");
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bool hasComments = false;
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if( idx != -1 )
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{
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line = line.substr(0,idx);
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hasComments = true;
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}
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if( line.size() == 0 )
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{
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continue;
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}
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if( line.find_first_of("\"") == -1 )
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{
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if( !hasComments )
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{
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nlwarning("Missing string value in the string '%s'",line.c_str());
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return 1;
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}
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}
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if( line.find_first_of("\"") == line.find_last_of("\"") )
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{
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if( !hasComments )
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{
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nlwarning("Missing a delimiter \" in the string '%s'",line.c_str());
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return 1;
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}
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}
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// extract string id and string
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idx = line.find_first_of(" \t");
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if( idx != -1 )
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{
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CStringInfos si;
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si.Id = line.substr(0,idx);
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sint32 startIdx = line.find_first_of("\"");
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sint32 endIdx = line.find_last_of("\"");
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si.Str = line.substr(startIdx+1,endIdx-startIdx-1);
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// add string infos
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map<string,CStringInfos>::iterator itStr = base.find( si.Id );
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if( itStr == base.end() )
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{
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base.insert( make_pair(si.Id,si) );
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}
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else
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{
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nlwarning("The string %s already exists !",si.Id.c_str());
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}
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}
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}
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input1.close();
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}
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// open the id occurence association file
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string occfilename = argv[argc-1];
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printf("Reading occurence file '%s'...\n",occfilename.c_str());
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ifstream input2(occfilename.c_str(), ios::in);
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if( !input2.is_open() )
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{
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nlwarning("Can't open the file %s, set all occurences to 1",argv[argc-1]);
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}
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else
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{
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// read the tokens and update the string infos with occurences
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while( !input2.eof() )
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{
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// read a line
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string line;
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getline(input2,line,'\n');
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// test the line
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sint32 idx = line.find_first_of("#");
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if( idx != string::npos )
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{
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line = line.substr(0,idx);
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}
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if( line.size() == 0 )
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{
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continue;
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}
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char * buffer = new char[line.size()+1];
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strcpy(buffer,line.c_str());
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// extract string id and occurence
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char * token;
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string stoken;
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token = strtok(buffer," \t");
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if( token != NULL )
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{
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stoken = string( token );
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map<string,CStringInfos>::iterator itStr = base.find( stoken );
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if( itStr != base.end() )
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{
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token = strtok(NULL," \t");
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(*itStr).second.Occurence = atoi( token );
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if( (*itStr).second.Occurence == 0 )
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{
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nlwarning("The occurence of string '%s' is 0 (problem with occurence ?: '%s'), set it to 1",(*itStr).second.Str.c_str(),token);
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(*itStr).second.Occurence = 1;
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}
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}
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else
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{
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nlwarning("The string '%s' is in the .occ but in the txt files!",token);
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}
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}
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delete buffer;
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}
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input2.close();
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ofstream output2(occfilename.c_str(), ios::app);
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if (output2.is_open())
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{
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map<string,CStringInfos>::iterator itBase;
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for( itBase = base.begin(); itBase != base.end(); ++itBase )
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{
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if((*itBase).second.Occurence == 0)
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{
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output2 << (*itBase).first << " 1" <<endl;
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(*itBase).second.Occurence = 1;
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}
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}
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output2.close ();
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}
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}
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// build the Huffman tree
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printf("Building Huffman tree...\n");
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CHuffman huff;
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map<string,CStringInfos>::iterator itBase;
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for( itBase = base.begin(); itBase != base.end(); ++itBase )
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{
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huff.add( (*itBase).first,(*itBase).second.Occurence );
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}
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huff.build();
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// open the output file
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string outputFileName = "chat_static.cdb";
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COFile output( outputFileName );
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// save id|string|occurence
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printf("Writing binary file '%s'...\n",outputFileName.c_str());
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output.serialVersion(currentVersion);
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uint32 count = base.size();
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output.serial( count );
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vector<bool> code;
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for( itBase = base.begin(); itBase != base.end(); ++itBase )
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{
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if( (*itBase).second.Occurence > 0 )
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{
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huff.getCode( (*itBase).first, code );
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output.serial( (*itBase).second.Id );
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output.serial( (*itBase).second.Str );
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output.serial( (*itBase).second.Occurence );
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output.serialCont( code );
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}
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}
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// TEST
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/*printf("Writing debug text file...\n");
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FILE * outputTest = nlfopen("chat_static_base_test.log","wt");
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for( itBase = base.begin(); itBase != base.end(); ++itBase )
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{
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fprintf(outputTest,"id: %s str: %s occ: %d\n",(*itBase).second.Id.c_str(),(*itBase).second.Str.c_str(), (*itBase).second.Occurence );
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}
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fclose(outputTest);*/
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printf("Process complete.\n");
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return 0;
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}
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