#include <amxmodx>
#include <engine>
#include <fakemeta>
 
new Float:g_lastcheck[33], Float:g_lastcheck2[33]
new Float:g_cur_origin[33][3]
new Float:g_vic_origin[33][3]
 
new antihack_active
new cvar_antispeed, cvar_antispeed_code, cvar_ban_minutes
 
public plugin_init()
{
	register_plugin("AntiHack Speed", "1.0", "Dias")
 
	register_event("HLTV", "event_newround", "a", "1=0", "2=0")
	register_logevent("event_round_end", 2, "1=Round_End")
	register_event("TextMsg","event_round_end","a","2=#Game_Commencing","2=#Game_will_restart_in")
 
	cvar_antispeed = register_cvar("sv_antihack_speed", "1")
	cvar_antispeed_code = register_cvar("sv_antihack_speed_code", "370.0")
	cvar_ban_minutes = register_cvar("sv_antihack_ban_minutes", "0")
}
 
public plugin_cfg()
{
	set_task(1.0, "event_newround")
}
 
public event_newround(id)
{
	set_task(1.0, "active_antihack", id)
}
 
public event_round_end(id)
{
	antihack_active = 0
}
 
public active_antihack(id)
{
	antihack_active = 1
	g_vic_origin[id] = g_cur_origin[id]
}
 
public client_PostThink(id)
{
	if(is_user_alive(id) && antihack_active && get_pcvar_num(cvar_antispeed))
	{
		static Float:Current_Time
		Current_Time = get_gametime()
 
		if(Current_Time - 0.5 > g_lastcheck[id])
		{
			pev(id, pev_origin, g_cur_origin[id])
			g_lastcheck[id] = Current_Time
		}
 
		if(Current_Time - 1.0 > g_lastcheck2[id])
		{
			check_origin(id)
			g_lastcheck2[id] = Current_Time
		}	
	}
}
 
public check_origin(id)
{
	static Float:distance
 
	pev(id, pev_origin, g_vic_origin[id])
	distance = get_distance_f(g_cur_origin[id], g_vic_origin[id])
 
	if(distance > get_pcvar_float(cvar_antispeed_code) && pev(id, pev_flags) & FL_ONGROUND)
	{
        static name[32]
        get_user_name(id, name, sizeof(name))
 
        server_cmd("amx_banip %s %s Hack_Speed_Detect", get_pcvar_num(cvar_ban_minutes), name)
	}
}