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/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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
* any later version.
*
* The Mana World 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 The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#include "buddylist.h"
#include "../main.h"
#include "../configuration.h"
#include <iostream>
#include <fstream>
BuddyList::BuddyList()
{
// Find saved buddy list file
filename = new std::string(std::string(config.getValue("homeDir", "") + "/buddy.txt"));
// Load buddy from file
loadFile();
}
BuddyList::~BuddyList()
{
delete filename;
}
void BuddyList::loadFile()
{
char *buddy;
// Open file
std::ifstream inputStream(filename->c_str(), std::ios::in);
if( !inputStream ) {
std::cerr << "Error opening input stream" << std::endl;
return;
}
do {
buddy = (char *) calloc(LEN_MAX_USERNAME, sizeof(char));
inputStream.getline(buddy, LEN_MAX_USERNAME);
// Ugly ?
if(strcmp(buddy,"") != 0) buddylist.push_back(buddy);
free(buddy);
} while(!inputStream.eof());
// Read buddy and close file
inputStream.close();
}
void BuddyList::saveFile()
{
std::string str;
// Open file
std::ofstream outputStream(filename->c_str(), std::ios::trunc);
if( !outputStream ) {
std::cerr << "Error opening output stream" << std::endl;
return;
}
// Write buddy and close file
for (buddyit = buddylist.begin(); buddyit != buddylist.end(); buddyit++)
{
str = *buddyit;
outputStream << (const char*) str.c_str() << std::endl;
}
outputStream.close();
}
bool BuddyList::addBuddy(const std::string buddy)
{
for (buddyit = buddylist.begin(); buddyit != buddylist.end(); buddyit++)
{
// Buddy already exist
if (*buddyit == buddy) return false;
}
// Buddy doesnt exist, add it
buddylist.push_back(buddy);
// Save file
saveFile();
return true;
}
bool BuddyList::removeBuddy(const std::string buddy)
{
if (buddylist.size() > 0) {
for (buddyit = buddylist.begin(); buddyit != buddylist.end(); buddyit++)
{
// Buddy exist, remove it
if (*buddyit == buddy) {
buddylist.remove(buddy);
// Save file
saveFile();
return true;
}
}
}
// Buddy doesnt exist
return false;
}
int BuddyList::getNumberOfElements()
{
return buddylist.size();
}
std::string BuddyList::getElementAt(int number)
{
if (number <= (int) buddylist.size() - 1)
{
buddyit = buddylist.begin();
std::advance(buddyit, number);
return *buddyit;
}
return "";
}
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