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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
* msgparser.cc
*
* Fri Feb 24 14:59:34 CET 2012
* Copyright 2012 Jonas Suhr Christensen
* jsc@umbraculum.org
****************************************************************************/
/*
* This file is part of Munia.
*
* Munia is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Munia is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Munia; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "msgparser.h"
#include <stdlib.h>
#include <stdio.h>
#include <list>
#include <vector>
inline void parse_add(msg_t& m, std::string data) {
int offset = 0;
std::string title = data.substr(offset, data.find(' ', offset) - offset);
offset += title.length() + 1;
std::string desc = data.substr(offset, data.find(' ', offset) - offset);
offset += desc.length() + 1;
std::string x_str = data.substr(offset, data.find(' ', offset) - offset);
int x = atoi(x_str.c_str());
offset += x_str.length() + 1;
std::string y_str = data.substr(offset, data.find(' ', offset) - offset);
int y = atoi(y_str.c_str());
sprintf(m.add.title, "%s", desc.c_str());
sprintf(m.add.desc, "%s", desc.c_str());
m.add.x = x;
m.add.y = y;
}
inline void parse_del(msg_t& m, std::string data) {
int offset = 0;
std::string id_str = data.substr(offset, data.find(' ', offset) - offset);
int id = atoi(id_str.c_str());
m.del.id = id;
}
inline void parse_move(msg_t& m, std::string data) {
int offset = 1;
std::string s_id = data.substr(offset, data.find(' ', offset) - offset);
int id = atoi(s_id.c_str());
offset += s_id.length() + 1;
std::string x_str = data.substr(offset, data.find(' ', offset) - offset);
int x = atoi(x_str.c_str());
offset += x_str.length() + 1;
std::string y_str = data.substr(offset, data.find(' ', offset) - offset);
int y = atoi(y_str.c_str());
m.move.id = id;
m.move.x = x;
m.move.y = y;
}
MsgVector parse_msg(std::string data) {
printf("Parsing: %s\n", data.c_str());
typedef std::vector<std::string> TokenVector;
// this name is pretty stupid as we already use the name MsgVector for something completely else
typedef std::list<TokenVector> MsgList;
MsgList msglist;
TokenVector tokens;
std::string token;
bool inside_quote = false;
char prev_ch = '0';
for(int i = 0; i < data.length(); i++) {
char ch = data[i];
switch(ch) {
case '\"':
if(prev_ch != '\\')
inside_quote = !inside_quote;
else {
printf("Appending %c\n", ch);
token += ch;
}
break;
case ' ':
if(inside_quote) {
printf("Appending %c\n", ch);
token += ch;
break;
}
if(token.empty()) continue; // skip multiple white spaces and pre white space
printf("Adding token %s\n", token.c_str());
tokens.push_back(token);
token.clear();
break;
case ';':
if(inside_quote) {
printf("Appending %c\n", ch);
token += ch;
break;
}
printf("Adding msg...\n");
if(!token.empty()) {
tokens.push_back(token);
}
msglist.push_back(tokens);
tokens.clear();
token.clear();
break;
default:
printf("Appending %c\n", ch);
token += ch;
break;
}
prev_ch = ch;
}
if(!token.empty()) {
tokens.push_back(token);
token.clear();
}
if(!tokens.empty()) {
msglist.push_back(tokens);
tokens.clear();
}
printf("Number of messages: %d\n", msglist.size());
MsgVector v;
MsgList::iterator it_msg;
for(it_msg = msglist.begin(); it_msg != msglist.end(); it_msg++) {
TokenVector t = *it_msg;
//malformed msg
if(t.size() < 1) continue;
msg_t m;
if(t[0] == "add") m.cmd = cmd::add;
else if(t[0] == "del") m.cmd = cmd::del;
else if(t[0] == "move") m.cmd = cmd::move;
else if(t[0] == "update") m.cmd = cmd::update;
else m.cmd = cmd::error;
printf("Number of tokens %d\n", t.size());
switch(m.cmd) {
case cmd::add: {
if(t.size() != 4+1) {
printf("Wrong number of parameters\n");
continue;
}
sprintf(m.add.title, "%s", t[0].c_str());
sprintf(m.add.desc, "%s", t[1].c_str());
m.add.x = atoi(t[2].c_str());
m.add.y = atoi(t[3].c_str());
break;
}
case cmd::del: {
if(t.size() != 1+1) {
printf("Wrong number of parameters\n");
continue;
}
m.del.id = atoi(t[1].c_str());
break;
}
case cmd::move: {
if(t.size() != 3+1) {
printf("Wrong number of parameters\n");
continue;
}
m.move.id = atoi(t[1].c_str());
m.move.x = atoi(t[2].c_str());
m.move.y = atoi(t[3].c_str());
break;
}
case cmd::update: {
if(t.size() != 3+1) {
printf("Wrong number of parameters\n");
continue;
}
break;
}
default:
break;
};
v.push_back(m);
}
return v;
}
#ifdef TEST_MSGPARSER
//Additional dependency files
//deps:
//Required cflags (autoconf vars may be used)
//cflags:
//Required link options (autoconf vars may be used)
//libs:
#include "test.h"
TEST_BEGIN;
// TODO: Put some testcode here (see test.h for usable macros).
TEST_TRUE(false, "No tests yet!");
TEST_END;
#endif/*TEST_MSGPARSER*/
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