/***************************************************************************
 * Copyright (C) 2009
 * by Dimok
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any
 * damages arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any
 * purpose, including commercial applications, and to alter it and
 * redistribute it freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you
 * must not claim that you wrote the original software. If you use
 * this software in a product, an acknowledgment in the product
 * documentation would be appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and
 * must not be misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source
 * distribution.
 *
 * update.cpp
 *
 * Update operations
 * for Wii-Xplorer 2009
 ***************************************************************************/
#include <stdio.h>
#include <string.h>
#include <ogcsys.h>

#include "http.h"
#include "networkops.h"
#include "URL_List.h"

/****************************************************************************
 * Checking if an Update is available
 ***************************************************************************/
int CheckForBetaUpdate()
{
    int revnumber = 0;

    URL_List URLs("http://code.google.com/p/usbloader-gui/downloads/list");

    int urlcount = URLs.GetURLCount();

    for(int i = 0; i < urlcount; i++)
    {
        char *tmp = URLs.GetURL(i);
        if(tmp)
        {
            char *fileext = strrchr(tmp, '.');
            if(fileext)
            {
                if(strcasecmp(fileext, ".dol") == 0 || strcasecmp(fileext, ".wad") == 0)
                {
                    char *DownloadLink = (char *) malloc(strlen(tmp)+1);
                    sprintf(DownloadLink, "%s", tmp);

					int rev = 0;
                    char revtxt[80];
                    char *filename = strrchr(DownloadLink, '/')+2;
                    u8 n = 0;
                    for (n = 0; n < strlen(filename)-2; n++)
                        revtxt[n] = filename[n];
                    revtxt[n] = 0;
                    rev = atoi(revtxt);

                    if(rev > revnumber) {
						revnumber = rev;
					}
					if(DownloadLink)
						free(DownloadLink);
					DownloadLink = NULL;
                }
            }
        }
    }

    return revnumber;
}