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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 <iostream>
BuddyList::BuddyList()
{
// Open buddy file
buddyXmlwriterFilename("buddy.xml");
// Load buddy from file
// TODO
}
BuddyList::~BuddyList()
{
int rc;
/* Close last element. */
rc = xmlTextWriterEndElement(writer);
if (rc < 0) {
std::cerr << "buddyXmlwriterFilename: Error at xmlTextWriterEndElement" << std::endl;
return;
}
xmlFreeTextWriter(writer);
}
void BuddyList::buddyXmlwriterFilename(const char *uri)
{
int rc;
// Create a new XmlWriter for uri, with no compression
writer = xmlNewTextWriterFilename(uri, 0);
if (writer == NULL) {
std::cerr << "buddyXmlwriterFilename: Error creating the xml writer" << std::endl;
return;
}
// Start with the xml default version and UTF-8 encoding
rc = xmlTextWriterStartDocument(writer, NULL, "UTF-8", NULL);
if (rc < 0) {
std::cerr << "buddyXmlwriterFilename: Error at xmlTextWriterStartDocument" << std::endl;
return;
}
// Start with the root named "LIST"
rc = xmlTextWriterStartElement(writer, BAD_CAST "LIST");
if (rc < 0) {
std::cerr << "buddyXmlwriterFilename: Error at xmlTextWriterStartElement" << std::endl;
return;
}
}
bool BuddyList::addBuddy(const std::string buddy)
{
int rc;
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);
// Store buddy as a child of "PEOPLE"
rc = xmlTextWriterWriteElement(writer, BAD_CAST "PEOPLE", (xmlChar *) buddy.c_str());
if (rc < 0) {
std::cerr << "buddyXmlwriterFilename: Error at xmlTextWriterWriteElement" << std::endl;
return false;
}
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);
return true;
}
}
}
// Buddy doesnt exist
return false;
}
int BuddyList::getNumberOfElements(void)
{
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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