Плагин парашют

/*******************************************************************************
by Gigabyte
*******************************************************************************/

#include <amxmodx>
#include <amxmisc>
#include <engine>
#include <cstrike>
#include <fun>

new bool:has_parachute[33]
new para_ent[33]
new gCStrike = 0
new pDetach, pFallSpeed, pEnabled, pCost, pPayback

#define PARACHUTE_LEVEL ADMIN_LEVEL_A

public plugin_init()
{
    register_plugin("Amx_Parachute", "2.0", "Gigabyte")
    pEnabled = register_cvar("sv_parachute", "1" )
    pFallSpeed = register_cvar("parachute_fallspeed", "100")
    pDetach = register_cvar("parachute_detach", "1")

    if (cstrike_running()) gCStrike = true

    if (gCStrike) {

        pCost = register_cvar("parachute_cost", "0")
        pPayback = register_cvar("parachute_payback", "75")

        register_concmd("amx_parachute", "admin_give_parachute", PARACHUTE_LEVEL, "<nick, #userid or @team>" )
    }

    register_clcmd("say", "HandleSay")
    register_clcmd("say_team", "HandleSay")

    register_event("ResetHUD", "newSpawn", "be")
    register_event("DeathMsg", "death_event", "a")

    //Setup jtp10181 CVAR
    new cvarString[256], shortName[16]
    copy(shortName,15,"chute")

    register_cvar("jtp10181","",FCVAR_SERVER|FCVAR_SPONLY)
    get_cvar_string("jtp10181",cvarString,255)

    if (strlen(cvarString) == 0) {
        formatex(cvarString,255,shortName)
        set_cvar_string("jtp10181",cvarString)
    }
    else if (contain(cvarString,shortName) == -1) {
        format(cvarString,255,"%s,%s",cvarString, shortName)
        set_cvar_string("jtp10181",cvarString)
    }
}

public plugin_natives()
{
    set_module_filter("module_filter")
    set_native_filter("native_filter")
}

public module_filter(const module[])
{
    if (!cstrike_running() && equali(module, "cstrike")) {
        return PLUGIN_HANDLED
    }

    return PLUGIN_CONTINUE
}

public native_filter(const name[], index, trap)
{
    if (!trap) return PLUGIN_HANDLED

    return PLUGIN_CONTINUE
}

public client_connect(id)
{
    parachute_reset(id)
}

public client_disconnect(id)
{
    parachute_reset(id)
}

public death_event()
{
    new id = read_data(2)
    parachute_reset(id)
}

parachute_reset(id)
{
    if(para_ent[id] > 0) {
        if (is_valid_ent(para_ent[id])) {
            remove_entity(para_ent[id])
        }
    }

    if (is_user_alive(id)) set_user_gravity(id, 1.0)

    has_parachute[id] = false
    para_ent[id] = 0
}

public newSpawn(id)
{
    if(para_ent[id] > 0) {
        remove_entity(para_ent[id])
        set_user_gravity(id, 1.0)
        para_ent[id] = 0
    }

    if (!gCStrike || access(id,PARACHUTE_LEVEL) || get_pcvar_num(pCost) <= 0) {
        has_parachute[id] = true
        //set_view(id, CAMERA_3RDPERSON)
    }
}

public HandleSay(id)
{
    if(!is_user_connected(id)) return PLUGIN_CONTINUE

    new args[128]
    read_args(args, 127)
    remove_quotes(args)

    if (gCStrike) {
        if (equali(args, "buy_parachute")) {
            buy_parachute(id)
            return PLUGIN_HANDLED
        }
        else if (equali(args, "sell_parachute")) {
            sell_parachute(id)
            return PLUGIN_HANDLED
        }
        else if (containi(args, "give_parachute") == 0) {
            give_parachute(id,args[15])
            return PLUGIN_HANDLED
        }
    }

    if (containi(args, "parachute") != -1) {
        if (gCStrike) client_print(id, print_chat, "[AMXX] Parachute commands: buy_parachute, sell_parachute, give_parachute")
        client_print(id, print_chat, "[AMXX] To use your parachute press and hold your +use button while falling")
    }

    return PLUGIN_CONTINUE
}

public buy_parachute(id)
{
    if (!gCStrike) return PLUGIN_CONTINUE
    if (!is_user_connected(id)) return PLUGIN_CONTINUE

    if (!get_pcvar_num(pEnabled)) {
        client_print(id, print_chat, "[AMXX] Parachute plugin is disabled")
        return PLUGIN_HANDLED
    }

    if (has_parachute[id]) {
        client_print(id, print_chat, "[AMXX] You already have a parachute")
        return PLUGIN_HANDLED
    }

    new money = cs_get_user_money(id)
    new cost = get_pcvar_num(pCost)

    if (money < cost) {
        client_print(id, print_chat, "[AMXX] You don't have enough moneyfor a parachute - Costs $%i", cost)
        return PLUGIN_HANDLED
    }

    cs_set_user_money(id, money - cost)
    client_print(id, print_chat, "[AMXX] You have bought a parachute. To use it, press +use while falling.")
    has_parachute[id] = true

    return PLUGIN_HANDLED
}

public sell_parachute(id)
{
    if (!gCStrike) return PLUGIN_CONTINUE
    if (!is_user_connected(id)) return PLUGIN_CONTINUE

    if (!get_pcvar_num(pEnabled)) {
        client_print(id, print_chat, "[AMXX] Parachute plugin is disabled")
        return PLUGIN_HANDLED
    }

    if (!has_parachute[id]) {
        client_print(id, print_chat, "[AMXX] You don't have a parachute to sell")
        return PLUGIN_HANDLED
    }

    if (access(id,PARACHUTE_LEVEL)) {
        client_print(id, print_chat, "[AMXX] You cannot sell your free admin parachute")
        return PLUGIN_HANDLED
    }

    parachute_reset(id)

    new money = cs_get_user_money(id)
    new cost = get_pcvar_num(pCost)

    new sellamt = floatround(cost * (get_pcvar_num(pPayback) / 100.0))
    cs_set_user_money(id, money + sellamt)

    client_print(id, print_chat, "[AMX] You have sold your used parachute for $%d", sellamt)

    return PLUGIN_CONTINUE
}

public give_parachute(id,args[])
{
    if (!gCStrike) return PLUGIN_CONTINUE
    if (!is_user_co[spoiler=Скрытый текст]nnected(id)) return PLUGIN_CONTINUE

    if (!get_pcvar_num(pEnabled)) {
        client_print(id, print_chat, "[AMXX] Parachute plugin is disabled")
        return PLUGIN_HANDLED
    }

    if (!has_parachute[id]) {
        client_print(id, print_chat, "[AMXX] You don't have a parachute to give")
        return PLUGIN_HANDLED
    }

    new player = cmd_target(id, args, 4)
    if (!player) return PLUGIN_HANDLED

    new id_name[32], pl_name[32]
    get_user_name(id, id_name, 31)
    get_user_name(player, pl_name, 31)

    if(has_parachute[player]) {
        client_print(id, print_chat, "[AMXX] %s already has a parachute.", pl_name)
        return PLUGIN_HANDLED
    }

    parachute_reset(id)
    has_parachute[player] = true

    client_print(id, print_chat, "[AMXX] You have given your parachute to %s.", pl_name)
    client_print(player, print_chat, "[AMXX] %s has given thier parachute to you.", id_name)

    return PLUGIN_HANDLED
}

public admin_give_parachute(id, level, cid) {

    if (!gCStrike) return PLUGIN_CONTINUE

    if(!cmd_access(id,level,cid,2)) return PLUGIN_HANDLED

    if (!get_pcvar_num(pEnabled)) {
        client_print(id, print_chat, "[AMXX] Parachute plugin is disabled")
        return PLUGIN_HANDLED
    }

    new arg[32], name[32], name2[32], authid[35], authid2[35]
    read_argv(1,arg,31)
    get_user_name(id,name,31)
    get_user_authid(id,authid,34)

    if (arg[0]=='@'){
        new players[32], inum
        if (equali("T",arg[1]))        copy(arg[1],31,"TERRORIST")
        if (equali("ALL",arg[1]))    get_players(players,inum)
        else                        get_players(players,inum,"e",arg[1])

        if (inum == 0) {
            console_print(id,"No clients in such team")
            return PLUGIN_HANDLED
        }

        for(new a = 0; a < inum; a++) {
            has_parachute[players[a]] = true
        }

        switch(get_cvar_num("amx_show_activity"))    {
            case 2:    client_print(0,print_chat,"ADMIN %s: gave a parachute to ^"%s^" players",name,arg[1])
            case 1:    client_print(0,print_chat,"ADMIN: gave a parachute to ^"%s^" players",arg[1])
        }

        console_print(id,"[AMXX] You gave a parachute to ^"%s^" players",arg[1])
        log_amx("^"%s<%d><%s><>^" gave a parachute to ^"%s^"", name,get_user_userid(id),authid,arg[1])
    }
    else {

        new player = cmd_target(id,arg,6)
        if (!player) return PLUGIN_HANDLED

        has_parachute[player] = true

        get_user_name(player,name2,31)
        get_user_authid(player,authid2,34)

        switch(get_cvar_num("amx_show_activity")) {
            case 2:    client_print(0,print_chat,"ADMIN %s: gave a parachute to ^"%s^"",name,name2)
            case 1:    client_print(0,print_chat,"ADMIN: gave a parachute to ^"%s^"",name2)
        }

        console_print(id,"[AMXX] You gave a parachute to ^"%s^"", name2)
        log_amx("^"%s<%d><%s><>^" gave a parachute to ^"%s<%d><%s><>^"", name,get_user_userid(id),authid,name2,get_user_userid(player),authid2)
    }
    return PLUGIN_HANDLED
}

public client_PreThink(id)
{
    //parachute.mdl animation information
    //0 - deploy - 84 frames
    //1 - idle - 39 frames
    //2 - detach - 29 frames

    if (!get_pcvar_num(pEnabled)) return
    if (!is_user_alive(id) || !has_parachute[id]) return

    new Float:fallspeed = get_pcvar_float(pFallSpeed) * -1.0
    new Float:frame

    new button = get_user_button(id)
    new oldbutton = get_user_oldbutton(id)
    new flags = get_entity_flags(id)

    if (para_ent[id] > 0 && (flags & FL_ONGROUND)) {

        if (get_pcvar_num(pDetach)) {

            if (get_user_gravity(id) == 0.1) set_user_gravity(id, 1.0)

            if (entity_get_int(para_ent[id],EV_INT_sequence) != 2) {
                entity_set_int(para_ent[id], EV_INT_sequence, 2)
                entity_set_int(para_ent[id], EV_INT_gaitsequence, 1)
                entity_set_float(para_ent[id], EV_FL_frame, 0.0)
                entity_set_float(para_ent[id], EV_FL_fuser1, 0.0)
                entity_set_float(para_ent[id], EV_FL_animtime, 0.0)
                entity_set_float(para_ent[id], EV_FL_framerate, 0.0)
                return
            }

            frame = entity_get_float(para_ent[id],EV_FL_fuser1) + 2.0
            entity_set_float(para_ent[id],EV_FL_fuser1,frame)
            entity_set_float(para_ent[id],EV_FL_frame,frame)

            if (frame > 254.0) {
                remove_entity(para_ent[id])
                para_ent[id] = 0
            }
        }
        else {
            remove_entity(para_ent[id])
            set_user_gravity(id, 1.0)
            para_ent[id] = 0
        }

        return
    }

    if (button & IN_USE) {

        new Float:velocity[3]
        entity_get_vector(id, EV_VEC_velocity, velocity)

        if (velocity[2] < 0.0) {

            if(para_ent[id] <= 0) {
                para_ent[id] = create_entity("info_target")
                if(para_ent[id] > 0) {
                    entity_set_string(para_ent[id],EV_SZ_classname,"parachute")
                    entity_set_edict(para_ent[id], EV_ENT_aiment, id)
                    entity_set_edict(para_ent[id], EV_ENT_owner, id)
                    entity_set_int(para_ent[id], EV_INT_movetype, MOVETYPE_FOLLOW)
                    entity_set_int(para_ent[id], EV_INT_sequence, 0)
                    entity_set_int(para_ent[id], EV_INT_gaitsequence, 1)
                    entity_set_float(para_ent[id], EV_FL_frame, 0.0)
                    entity_set_float(para_ent[id], EV_FL_fuser1, 0.0)
                }
            }

            if (para_ent[id] > 0) {

                entity_set_int(id, EV_INT_sequence, 3)
                entity_set_int(id, EV_INT_gaitsequence, 1)
                entity_set_float(id, EV_FL_frame, 1.0)
                entity_set_float(id, EV_FL_framerate, 1.0)
                set_user_gravity(id, 0.1)

                velocity[2] = (velocity[2] + 40.0 < fallspeed) ? velocity[2] + 40.0 : fallspeed
                entity_set_vector(id, EV_VEC_velocity, velocity)

                if (entity_get_int(para_ent[id],EV_INT_sequence) == 0) {

                    frame = entity_get_float(para_ent[id],EV_FL_fuser1) + 1.0
                    entity_set_float(para_ent[id],EV_FL_fuser1,frame)
                    entity_set_float(para_ent[id],EV_FL_frame,frame)

                    if (frame > 100.0) {
                        entity_set_float(para_ent[id], EV_FL_animtime, 0.0)
                        entity_set_float(para_ent[id], EV_FL_framerate, 0.4)
                        entity_set_int(para_ent[id], EV_INT_sequence, 1)
                        entity_set_int(para_ent[id], EV_INT_gaitsequence, 1)
                        entity_set_float(para_ent[id], EV_FL_frame, 0.0)
                        entity_set_float(para_ent[id], EV_FL_fuser1, 0.0)
                    }
                }
            }
        }
        else if (para_ent[id] > 0) {
            remove_entity(para_ent[id])
            set_user_gravity(id, 1.0)
            para_ent[id] = 0
        }
    }
    else if ((oldbutton & IN_USE) && para_ent[id] > 0 ) {
        remove_entity(para_ent[id])
        set_user_gravity(id, 1.0)
        para_ent[id] = 0
    }
}