ZP 5.0 Survivor Freeze

can anyone give me a hand please

/*================================================================================

----------------------------
-*- [ZP] Class: Survivor -*-
----------------------------

This plugin is part of Zombie Plague Mod and is distributed under the
terms of the GNU General Public License. Check ZP_ReadMe.txt for details.

================================================================================*/

#include <amxmodx>
#include <fun>
#include <cstrike>
#include <fakemeta>
#include <hamsandwich>
#include <amx_settings_api>
#include <cs_maxspeed_api>
#include <cs_player_models_api>
#include <cs_weap_models_api>
#include <cs_ham_bots_api>
#include <zp50_grenade_frost>
#include <zp50_core>
#include <zombieplague>

// Settings file
new const ZP_SETTINGS_FILE[] = "zombieplague.ini"

// Default models
new const models_survivor_player[][] = { "leet", "sas" }

new Array:g_models_survivor_player

#define PLAYERMODEL_MAX_LENGTH 32
#define MODEL_MAX_LENGTH 64

new g_models_survivor_weapon[MODEL_MAX_LENGTH] = "models/v_m249.mdl"

#define TASK_AURA 100
#define ID_AURA (taskid - TASK_AURA)

#define flag_get(%1,%2) (%1 & (1 << (%2 & 31)))
#define flag_get_boolean(%1,%2) (flag_get(%1,%2) ? true : false)
#define flag_set(%1,%2) %1 |= (1 << (%2 & 31))
#define flag_unset(%1,%2) %1 &= ~(1 << (%2 & 31))

// CS Player CBase Offsets (win32)
const PDATA_SAFE = 2
const OFFSET_ACTIVE_ITEM = 373

// Weapon bitsums
const PRIMARY_WEAPONS_BIT_SUM = (1<<CSW_SCOUT)|(1<<CSW_XM1014)|(1<<CSW_MAC10)|(1<<CSW_AUG)|(1<<CSW_UMP45)|(1<<CSW_SG550)|(1<<CSW_GALIL)|(1<<CSW_FAMAS)|(1<<CSW_AWP)|(1<<CSW_MP5NAVY)|(1<<CSW_M249)|(1<<CSW_M3)|(1<<CSW_M4A1)|(1<<CSW_TMP)|(1<<CSW_G3SG1)|(1<<CSW_SG552)|(1<<CSW_AK47)|(1<<CSW_P90)
const SECONDARY_WEAPONS_BIT_SUM = (1<<CSW_P228)|(1<<CSW_ELITE)|(1<<CSW_FIVESEVEN)|(1<<CSW_USP)|(1<<CSW_GLOCK18)|(1<<CSW_DEAGLE)
const GRENADES_WEAPONS_BIT_SUM = (1<<CSW_HEGRENADE)|(1<<CSW_FLASHBANG)|(1<<CSW_SMOKEGRENADE)

// Ammo Type Names for weapons
new const AMMOTYPE[][] = { "", "357sig", "", "762nato", "", "buckshot", "", "45acp", "556nato", "", "9mm", "57mm", "45acp",
"556nato", "556nato", "556nato", "45acp", "9mm", "338magnum", "9mm", "556natobox", "buckshot",
"556nato", "9mm", "762nato", "", "50ae", "556nato", "762nato", "", "57mm" }

// Max BP ammo for weapons
new const MAXBPAMMO[] = { -1, 52, -1, 90, 1, 32, 1, 100, 90, 1, 120, 100, 100, 90, 90, 90, 100, 120,
30, 120, 200, 32, 90, 120, 90, 2, 35, 90, 90, -1, 100 }

#define PRIMARY_ONLY 1
#define SECONDARY_ONLY 2
#define GRENADES_ONLY 4

new g_MaxPlayers
new g_IsSurvivor

new cvar_survivor_health, cvar_survivor_base_health, cvar_survivor_speed, cvar_survivor_gravity
new cvar_survivor_glow
new cvar_survivor_aura, cvar_survivor_aura_color_R, cvar_survivor_aura_color_G, cvar_survivor_aura_color_B
new cvar_survivor_weapon, cvar_survivor_weapon_block
new cvar_survivor_freeze, cvar_survivor_cooldown,cvar_survivor_distance

new Bloqueado[33]
new Float:gLastUseCmd[ 33 ]
public plugin_init()
{
register_plugin("[ZP] Class: Survivor", ZP_VERSION_STRING, "ZP Dev Team")

register_clcmd("drop", "clcmd_drop")
RegisterHam(Ham_Touch, "weaponbox", "fw_TouchWeapon")
RegisterHam(Ham_Touch, "armoury_entity", "fw_TouchWeapon")
RegisterHam(Ham_Touch, "weapon_shield", "fw_TouchWeapon")
RegisterHam(Ham_Killed, "player", "fw_PlayerKilled")
RegisterHamBots(Ham_Killed, "fw_PlayerKilled")
register_forward(FM_ClientDisconnect, "fw_ClientDisconnect_Post", 1)
register_forward(FM_CmdStart, "fw_Start")

g_MaxPlayers = get_maxplayers()

cvar_survivor_health = register_cvar("zp_survivor_health", "0")
cvar_survivor_base_health = register_cvar("zp_survivor_base_health", "100")
cvar_survivor_speed = register_cvar("zp_survivor_speed", "0.95")
cvar_survivor_gravity = register_cvar("zp_survivor_gravity", "1.25")
cvar_survivor_glow = register_cvar("zp_survivor_glow", "1")
cvar_survivor_aura = register_cvar("zp_survivor_aura", "1")
cvar_survivor_aura_color_R = register_cvar("zp_survivor_aura_color_R", "0")
cvar_survivor_aura_color_G = register_cvar("zp_survivor_aura_color_G", "0")
cvar_survivor_aura_color_B = register_cvar("zp_survivor_aura_color_B", "150")
cvar_survivor_weapon = register_cvar("zp_survivor_weapon", "weapon_ak47")
cvar_survivor_weapon_block = register_cvar("zp_survivor_weapon_block", "1")
cvar_survivor_cooldown = register_cvar( "zp_survivor_cooldown", "4.0" )
cvar_survivor_freeze = register_cvar( "zp_survivor_freeze_time", "1.5" )
cvar_survivor_distance = register_cvar( "zp_survivor_distance", "400" )
}

public plugin_precache()
{
// Initialize arrays
g_models_survivor_player = ArrayCreate(PLAYERMODEL_MAX_LENGTH, 1)

// Load from external file
amx_load_setting_string_arr(ZP_SETTINGS_FILE, "Player Models", "SURVIVOR", g_models_survivor_player)

// If we couldn't load from file, use and save default ones
new index
if (ArraySize(g_models_survivor_player) == 0)
{
for (index = 0; index < sizeof models_survivor_player; index++)
ArrayPushString(g_models_survivor_player, models_survivor_player[index])

// Save to external file
amx_save_setting_string_arr(ZP_SETTINGS_FILE, "Player Models", "SURVIVOR", g_models_survivor_player)
}

// Load from external file, save if not found
if (!amx_load_setting_string(ZP_SETTINGS_FILE, "Weapon Models", "V_WEAPON SURVIVOR", g_models_survivor_weapon, charsmax(g_models_survivor_weapon)))
amx_save_setting_string(ZP_SETTINGS_FILE, "Weapon Models", "V_WEAPON SURVIVOR", g_models_survivor_weapon)


// Precache models
new player_model[PLAYERMODEL_MAX_LENGTH], model_path[128]
for (index = 0; index < ArraySize(g_models_survivor_player); index++)
{
ArrayGetString(g_models_survivor_player, index, player_model, charsmax(player_model))
formatex(model_path, charsmax(model_path), "models/player/%s/%s.mdl", player_model, player_model)
precache_model(model_path)
// Support modelT.mdl files
formatex(model_path, charsmax(model_path), "models/player/%s/%sT.mdl", player_model, player_model)
if (file_exists(model_path)) precache_model(model_path)
}

precache_model(g_models_survivor_weapon)
}

public plugin_natives()
{
register_library("zp50_class_survivor")
register_native("zp_class_survivor_get", "native_class_survivor_get")
register_native("zp_class_survivor_set", "native_class_survivor_set")
register_native("zp_class_survivor_get_count", "native_class_survivor_get_count")
}

public client_disconnect(id)
{
if (flag_get(g_IsSurvivor, id))
{
// Remove survivor glow
if (get_pcvar_num(cvar_survivor_glow))
set_user_rendering(id)

// Remove survivor aura
if (get_pcvar_num(cvar_survivor_aura))
remove_task(id+TASK_AURA)
}
}

public fw_ClientDisconnect_Post(id)
{
// Reset flags AFTER disconnect (to allow checking if the player was survivor before disconnecting)
flag_unset(g_IsSurvivor, id)
}

public clcmd_drop(id)
{
// Should survivor stick to his weapon?
if (flag_get(g_IsSurvivor, id) && get_pcvar_num(cvar_survivor_weapon_block))
return PLUGIN_HANDLED;

return PLUGIN_CONTINUE;
}

// Ham Weapon Touch Forward
public fw_TouchWeapon(weapon, id)
{
// Should survivor stick to his weapon?
if (get_pcvar_num(cvar_survivor_weapon_block) && is_user_alive(id) && flag_get(g_IsSurvivor, id))
return HAM_SUPERCEDE;

return HAM_IGNORED;
}

// Ham Player Killed Forward
public fw_PlayerKilled(victim, attacker, shouldgib)
{
if (flag_get(g_IsSurvivor, victim))
{
// Remove survivor aura
if (get_pcvar_num(cvar_survivor_aura))
remove_task(victim+TASK_AURA)
}
}

public zp_fw_core_spawn_post(id)
{
if (flag_get(g_IsSurvivor, id))
{
// Remove survivor glow
if (get_pcvar_num(cvar_survivor_glow))
set_user_rendering(id)

// Remove survivor aura
if (get_pcvar_num(cvar_survivor_aura))
remove_task(id+TASK_AURA)

// Remove survivor weapon model
new weapon_name[32]
get_pcvar_string(cvar_survivor_weapon, weapon_name, charsmax(weapon_name))
new weapon_id = get_weaponid(weapon_name)
cs_reset_player_view_model(id, weapon_id)

// Remove survivor flag
flag_unset(g_IsSurvivor, id)
}
}

public zp_fw_core_infect(id, attacker)
{
if (flag_get(g_IsSurvivor, id))
{
// Remove survivor glow
if (get_pcvar_num(cvar_survivor_glow))
set_user_rendering(id)

// Remove survivor aura
if (get_pcvar_num(cvar_survivor_aura))
remove_task(id+TASK_AURA)

// Remove survivor weapon model
new weapon_name[32]
get_pcvar_string(cvar_survivor_weapon, weapon_name, charsmax(weapon_name))
new weapon_id = get_weaponid(weapon_name)
cs_reset_player_view_model(id, weapon_id)

// Remove survivor flag
flag_unset(g_IsSurvivor, id)
}
}

public zp_fw_core_cure_post(id, attacker)
{
// Apply Survivor attributes?
if (!flag_get(g_IsSurvivor, id))
return;

// Health
if (get_pcvar_num(cvar_survivor_health) == 0)
set_user_health(id, get_pcvar_num(cvar_survivor_base_health) * GetAliveCount())
else
set_user_health(id, get_pcvar_num(cvar_survivor_health))

// Gravity
set_user_gravity(id, get_pcvar_float(cvar_survivor_gravity))

// Speed (if value between 0 and 10, consider it a multiplier)
cs_set_player_maxspeed_auto(id, get_pcvar_float(cvar_survivor_speed))

// Apply survivor player model
new player_model[PLAYERMODEL_MAX_LENGTH]
ArrayGetString(g_models_survivor_player, random_num(0, ArraySize(g_models_survivor_player) - 1), player_model, charsmax(player_model))
cs_set_player_model(id, player_model)

// Apply survivor weapon model
new weapon_name[32]
get_pcvar_string(cvar_survivor_weapon, weapon_name, charsmax(weapon_name))
new weapon_id = get_weaponid(weapon_name)
cs_set_player_view_model(id, weapon_id, g_models_survivor_weapon)

// Survivor glow
if (get_pcvar_num(cvar_survivor_glow))
set_user_rendering(id, kRenderFxGlowShell, 0, 0, 255, kRenderNormal, 25)

// Survivor aura task
if (get_pcvar_num(cvar_survivor_aura))
set_task(0.1, "survivor_aura", id+TASK_AURA, _, _, "b")

// Strip current weapons and give survivor weapon
strip_weapons(id, PRIMARY_ONLY)
strip_weapons(id, SECONDARY_ONLY)
strip_weapons(id, GRENADES_ONLY)
give_item(id, weapon_name)
ExecuteHamB(Ham_GiveAmmo, id, MAXBPAMMO[weapon_id], AMMOTYPE[weapon_id], MAXBPAMMO[weapon_id])
}

public native_class_survivor_get(plugin_id, num_params)
{
new id = get_param(1)

if (!is_user_connected(id))
{
log_error(AMX_ERR_NATIVE, "[ZP] Invalid Player (%d)", id)
return -1;
}

return flag_get_boolean(g_IsSurvivor, id);
}

public native_class_survivor_set(plugin_id, num_params)
{
new id = get_param(1)

if (!is_user_alive(id))
{
log_error(AMX_ERR_NATIVE, "[ZP] Invalid Player (%d)", id)
return false;
}

if (flag_get(g_IsSurvivor, id))
{
log_error(AMX_ERR_NATIVE, "[ZP] Player already a survivor (%d)", id)
return false;
}

flag_set(g_IsSurvivor, id)
zp_core_force_cure(id)
return true;
}

public native_class_survivor_get_count(plugin_id, num_params)
{
return GetSurvivorCount();
}

// Survivor aura task
public survivor_aura(taskid)
{
// Get player's origin
static origin[3]
get_user_origin(ID_AURA, origin)

// Colored Aura
message_begin(MSG_PVS, SVC_TEMPENTITY, origin)
write_byte(TE_DLIGHT) // TE id
write_coord(origin[0]) // x
write_coord(origin[1]) // y
write_coord(origin[2]) // z
write_byte(50) // radius
write_byte(get_pcvar_num(cvar_survivor_aura_color_R)) // r
write_byte(get_pcvar_num(cvar_survivor_aura_color_G)) // g
write_byte(get_pcvar_num(cvar_survivor_aura_color_B)) // b
write_byte(2) // life
write_byte(0) // decay rate
message_end()
}

// Get Alive Count -returns alive players number-
GetAliveCount()
{
new iAlive, id

for (id = 1; id <= g_MaxPlayers; id++)
{
if (is_user_alive(id))
iAlive++
}

return iAlive;
}

// Get Survivor Count -returns alive survivors number-
GetSurvivorCount()
{
new iSurvivors, id

for (id = 1; id <= g_MaxPlayers; id++)
{
if (is_user_alive(id) && flag_get(g_IsSurvivor, id))
iSurvivors++
}

return iSurvivors;
}

// Strip primary/secondary/grenades
stock strip_weapons(id, stripwhat)
{
// Get user weapons
new weapons[32], num_weapons, index, weaponid
get_user_weapons(id, weapons, num_weapons)

// Loop through them and drop primaries or secondaries
for (index = 0; index < num_weapons; index++)
{
// Prevent re-indexing the array
weaponid = weapons[index]

if ((stripwhat == PRIMARY_ONLY && ((1<<weaponid) & PRIMARY_WEAPONS_BIT_SUM))
|| (stripwhat == SECONDARY_ONLY && ((1<<weaponid) & SECONDARY_WEAPONS_BIT_SUM))
|| (stripwhat == GRENADES_ONLY && ((1<<weaponid) & GRENADES_WEAPONS_BIT_SUM)))
{
// Get weapon name
new wname[32]
get_weaponname(weaponid, wname, charsmax(wname))

// Strip weapon and remove bpammo
ham_strip_weapon(id, wname)
cs_set_user_bpammo(id, weaponid, 0)
}
}
}

stock ham_strip_weapon(index, const weapon[])
{
// Get weapon id
new weaponid = get_weaponid(weapon)
if (!weaponid)
return false;

// Get weapon entity
new weapon_ent = fm_find_ent_by_owner(-1, weapon, index)
if (!weapon_ent)
return false;

// If it's the current weapon, retire first
new current_weapon_ent = fm_cs_get_current_weapon_ent(index)
new current_weapon = pev_valid(current_weapon_ent) ? cs_get_weapon_id(current_weapon_ent) : -1
if (current_weapon == weaponid)
ExecuteHamB(Ham_Weapon_RetireWeapon, weapon_ent)

// Remove weapon from player
if (!ExecuteHamB(Ham_RemovePlayerItem, index, weapon_ent))
return false;

// Kill weapon entity and fix pev_weapons bitsum
ExecuteHamB(Ham_Item_Kill, weapon_ent)
set_pev(index, pev_weapons, pev(index, pev_weapons) & ~(1<<weaponid))
return true;
}

// Find entity by its owner (from fakemeta_util)
stock fm_find_ent_by_owner(entity, const classname[], owner)
{
while ((entity = engfunc(EngFunc_FindEntityByString, entity, "classname", classname)) && pev(entity, pev_owner) != owner) { /* keep looping */ }
return entity;
}

// Get User Current Weapon Entity
stock fm_cs_get_current_weapon_ent(id)
{
// Prevent server crash if entity's private data not initalized
if (pev_valid(id) != PDATA_SAFE)
return -1;

return get_pdata_cbase(id, OFFSET_ACTIVE_ITEM);
}
public unfrozen_user( target )
{
zp_grenade_frost_set( target, 0 )
Bloqueado[target] = false
}

public fw_Start(id, uc_handle, seed)
{
new button = get_uc(uc_handle,UC_Buttons)

if(Bloqueado[id] && !zp_get_user_survivor(id) && (button & IN_ATTACK || button & IN_ATTACK))
set_uc(uc_handle,UC_Buttons,(button & ~IN_ATTACK) & ~IN_ATTACK)

if(zp_get_user_survivor(id) && (button & IN_USE))
use_cmd(id)
}

public use_cmd( player )
{
if( !is_user_alive( player ) || !zp_get_user_survivor( player ) )
return PLUGIN_HANDLED

if( get_gametime( ) - gLastUseCmd[ player ] < get_pcvar_float( cvar_survivor_cooldown ) )
{
client_print( player, print_chat, "[ZP] You need to wait for %.f0 sec. to use froze again!", get_pcvar_float( cvar_survivor_cooldown ) - ( get_gametime( ) - gLastUseCmd[ player ] ) )
return PLUGIN_HANDLED
}

gLastUseCmd[ player ] = get_gametime( )

new target, body
get_user_aiming( player, target, body, get_pcvar_num( cvar_survivor_distance ) )

if( is_user_alive( target ) && !zp_get_user_survivor( target ) )
{
sprite_control( player )
zp_grenade_frost_set( target, 1 )
Bloqueado[target] = true
set_task( get_pcvar_float( cvar_survivor_freeze ), "unfrozen_user", target )
}
else
{
sprite_control( player )
}
return PLUGIN_HANDLED
}



public sqrt( num )
{
new div = num
new result = 1
while( div > result )
{
div = ( div + result ) / 2
result = num / div
}
return div
}

public sprite_control( player )
{
new vec[ 3 ]
new aimvec[ 3 ]
new velocityvec[ 3 ]
new length
new speed = 10

get_user_origin( player, vec )
get_user_origin( player, aimvec, 2 )

velocityvec[ 0 ] = aimvec[ 0 ] - vec[ 0 ]
velocityvec[ 1 ] = aimvec[ 1 ] - vec[ 1 ]
velocityvec[ 2 ] = aimvec[ 2 ] - vec[ 2 ]
length = sqrt( velocityvec[ 0 ] * velocityvec[ 0 ] + velocityvec[ 1 ] * velocityvec[ 1 ] + velocityvec[ 2 ] * velocityvec[ 2 ] )
velocityvec[ 0 ] = velocityvec[ 0 ] * speed / length
velocityvec[ 1 ] = velocityvec[ 1 ] * speed / length
velocityvec[ 2 ] = velocityvec[ 2 ] * speed / length

new args[ 8 ]
args[ 0 ] = vec[ 0 ]
args[ 1 ] = vec[ 1 ]
args[ 2 ] = vec[ 2 ]
args[ 3 ] = velocityvec[ 0 ]
args[ 4 ] = velocityvec[ 1 ]
args[ 5 ] = velocityvec[ 2 ]


}