// Alliance modification
int mapif_parse_GuildAlliance(int fd,int guild_id1,int guild_id2,int account_id1,int account_id2,int flag)
{
	// Could speed up
	struct guild *g[2];
	int j,i,k;
	g[0] = inter_guild_fromsql(guild_id1);
	g[1] = inter_guild_fromsql(guild_id2);

	if(g[0] && g[1]==NULL && (flag & GUILD_ALLIANCE_REMOVE)) //Requested to remove an alliance with a not found guild.
		return mapif_parse_GuildDeleteAlliance(g[0], guild_id2,	account_id1, account_id2, flag); //Try to do a manual removal of said guild.

	if(g[0]==NULL || g[1]==NULL)
		return 0;

	if(flag&GUILD_ALLIANCE_REMOVE)
	{
		// Remove alliance/opposition, in case of alliance, remove on both side
		for(i=0;i<2-(flag&GUILD_ALLIANCE_TYPE_MASK);i++)
		{
			ARR_FIND( 0, MAX_GUILDALLIANCE, j, g[i]->alliance[j].guild_id == g[1-i]->guild_id && g[i]->alliance[j].opposition == (flag&GUILD_ALLIANCE_TYPE_MASK) );
			if( j < MAX_GUILDALLIANCE )
				g[i]->alliance[j].guild_id = 0;
		}
	}
	else
	{
		if(g[0]->type==0 && g[1]->type==0){
			// Add alliance, in case of alliance, add on both side
			for(i=0;i<2-(flag&GUILD_ALLIANCE_TYPE_MASK);i++)
			{
				// Search an empty slot
				ARR_FIND( 0, MAX_GUILDALLIANCE, j, g[i]->alliance[j].guild_id == 0 );
				if( j < MAX_GUILDALLIANCE )
				{
					g[i]->alliance[j].guild_id=g[1-i]->guild_id;
					memcpy(g[i]->alliance[j].name,g[1-i]->name,NAME_LENGTH);
					// Set alliance type
					g[i]->alliance[j].opposition = flag&GUILD_ALLIANCE_TYPE_MASK;
				}
			}
		}else{
			k = 1;
		}
	}
	if(k==0){
		// Send on all map the new alliance/opposition
		mapif_guild_alliance(guild_id1,guild_id2,account_id1,account_id2,flag,g[0]->name,g[1]->name);
	}
	// Mark the two guild to be saved
	g[0]->save_flag |= GS_ALLIANCE;
	g[1]->save_flag |= GS_ALLIANCE;
	return 0;
}