wtf?!

public fwHamTakeDamage( this, idinflictor, idattacker, Float:damage, damagebits ) {
	static classname[ 20 ];
	pev( this, pev_classname, classname, 19 );
	
	if( ( equal( classname, "sentry_shot" ) || equal( classname, "sentry_base" ) ) && is_user_connected( idattacker ) && get_user_team(pev(this,pev_iuser1)) == get_user_team(idattacker) ){
		return HAM_SUPERCEDE;
	}
	return HAM_IGNORED;
	
}
public ham_ItemDeploy_Post(weapon_ent)
{
	static owner
	owner = get_pdata_cbase(weapon_ent, OFFSET_WPN_WIN, OFFSET_WPN_LINUX);
	
	static weaponid
	weaponid = cs_get_weapon_id(weapon_ent)
	
	if(!is_user_alive(owner)){
		return HAM_IGNORED;
	}
	
	static menu,newmenu,menupage
	player_menu_info(owner,menu,newmenu,menupage);
	if((pMenuExplode[owner] && newmenu == pMenuExplode[owner]) || (gMenuDzialko[owner] && newmenu == gMenuDzialko[owner])){
		show_menu(owner,0,"^n");
		pMenuExplode[owner] = 0;
		gMenuDzialko[owner] = 0;
	}
	
	#if defined NEW_MODELS
	if( pev_valid( owner ) && ( iWeapBits & ( 1 << weaponid  ) ) ){
		set_pev(owner , pev_viewmodel2 , CUSTOM_MODELS[weaponid ] );
	}
	#endif
	
	if(weaponid == CSW_KNIFE && klasa_gracza[owner] == xx){	   // w miejsce xx wpisujesz nazwe klasy
		entity_set_string(owner, EV_SZ_viewmodel, "models/QTM_CodMod/v_tfc_spanner.mdl")
		menu_staw(owner);
	}
	
	return HAM_IGNORED;
}
 
 
public menu_staw(id){
	new menu,newmenu,menupage
	player_menu_info(id,menu,newmenu,menupage);
	if(menu > 0 || newmenu != -1 || klasa_gracza[id] != Inzynier){
		return PLUGIN_CONTINUE;
	}
	gMenuDzialko[id] = menu_create("Dzialo","dzialoMenu_Handle")
	menu_additem(gMenuDzialko[id],"Postaw dzialo");
	menu_additem(gMenuDzialko[id],"Zniszcz dzialo");
	
	menu_setprop(gMenuDzialko[id],MPROP_NUMBER_COLOR,"\r")
	menu_display(id,gMenuDzialko[id]);
	return PLUGIN_CONTINUE;
}
 
public dzialoMenu_Handle(id,menu,item){
	if(item == MENU_EXIT || !is_user_alive(id) || klasa_gracza[id] != xx){		   // w miejsce xx wpisujesz nazwe klasy
		menu_destroy(menu);
		return PLUGIN_CONTINUE;
	}
	switch(item){
	case 0:
		{
			if(bInzynier[id]){
				new Float:Origin[3]
				pev(id, pev_origin, Origin)
				new Float:vNewOrigin[3]
				new Float:vTraceDirection[3]
				new Float:vTraceEnd[3]
				new Float:vTraceResult[3]
				velocity_by_aim(id, 64, vTraceDirection) // get a velocity in the directino player is aiming, with a multiplier of 64...
				vTraceEnd[0] = vTraceDirection[0] + Origin[0]
				vTraceEnd[1] = vTraceDirection[1] + Origin[1]
				vTraceEnd[2] = vTraceDirection[2] + Origin[2]
				fm_trace_line(id, Origin, vTraceEnd, vTraceResult)
				vNewOrigin[0] = vTraceResult[0]
				vNewOrigin[1] = vTraceResult[1]
				vNewOrigin[2] = Origin[2]
				if(!(StawDzialo(vNewOrigin,id))){
					client_print(id, print_center, "Nie mozesz tu postawic dziala")
				}
				else
				{
					bInzynier[id] = false;
				}
			}
		}
	case 1:
		{
			new iEnt = -1;
			while((iEnt = find_ent_by_class(iEnt,"sentry_shot")) != 0){
				if(pev_valid(iEnt) && pev(iEnt,pev_iuser1) == id){
					FX_Demolish(iEnt)
					remove_entity(iEnt);
				}
			}
			iEnt = -1;
			while((iEnt = find_ent_by_class(iEnt,"sentry_base")) != 0){
				if(pev_valid(iEnt) && pev(iEnt,pev_iuser1) == id){
					FX_Demolish(iEnt)
					remove_entity(iEnt);
				}
			}
		}
	}
	menu_destroy(menu);
	return PLUGIN_CONTINUE;
}
 
public bool:StawDzialo(Float:origin[3],id){
	if (fm_point_contents(origin) != CONTENTS_EMPTY || is_hull_default(origin, 32.0)){
		return false
	}
	new Float:hitPoint[3], Float:originDown[3]
	originDown = origin
	originDown[2] = -5000.0
	fm_trace_line(0, origin, originDown, hitPoint)
	new Float:DistanceFromGround = vector_distance(origin, hitPoint)
	
	new Float:difference = 36.0 - DistanceFromGround
	if (difference < -1 * 10.0 || difference > 10.0) return false
	
	new sentry_base = engfunc(EngFunc_CreateNamedEntity,engfunc(EngFunc_AllocString,"func_breakable"))
	if (!sentry_base){
		return false
	}	
	set_pev(sentry_base, pev_classname, "sentry_base")
	
	engfunc(EngFunc_SetModel, sentry_base, "models/QTM_CodMod/base2.mdl")
	engfunc(EngFunc_SetSize, sentry_base, {-16.0, -16.0, 0.0}, {16.0, 16.0, 25.0})
	engfunc(EngFunc_SetOrigin, sentry_base, origin)
	new Float:fAngle[3];
	pev(id, pev_v_angle, fAngle)
	fAngle[0] = 0.0
	fAngle[1] += 180.0
	fAngle[2] = 0.0
	set_pev(sentry_base, pev_angles, fAngle)
	set_pev(sentry_base, pev_solid, SOLID_BBOX)
	set_pev(sentry_base, pev_movetype, MOVETYPE_TOSS)
	set_pev(sentry_base, pev_iuser1, id)
	set_pev(sentry_base, pev_iuser2, 0)
	set_pev(sentry_base, pev_iuser3, 0)
	
	return true;
}
 
public fw_TraceAttack_Building(id, enemy, Float:damage, Float:direction[3], tracehandle, damagetype){
	if (!(1 <= enemy <= g_maxplayers) || get_user_weapon(enemy) != CSW_KNIFE || !is_user_alive(enemy))
	{
		return HAM_IGNORED
	}
	new classname[24]
	pev(id, pev_classname, classname, sizeof classname - 1)
	new weapon = get_user_weapon(enemy)
	if(weapon == CSW_KNIFE && klasa_gracza[enemy] == xx && pev(id,pev_iuser1) == enemy && equal(classname,"sentry_base") && pev(id,pev_iuser2) < 100){			  // w miejsce xx wpisujesz nazwe klasy
		set_pev(id,pev_iuser2,pev(id,pev_iuser2)+get_pcvar_num(pcvarPercent) > 100 ? 100 : pev(id,pev_iuser2)+get_pcvar_num(pcvarPercent));
		set_animation(enemy,8);
		if(pev(id,pev_iuser2) >= 100 && !pev(id,pev_iuser3)){
			client_print(enemy,print_center,"%d %%",pev(id,pev_iuser2))
			set_pev(id,pev_iuser3,stawdzialo2(id));
		}
		else
		{
			client_print(enemy,print_center,"%d %%",pev(id,pev_iuser2))
		}
		
	}
	return HAM_IGNORED
}
 
public stawdzialo2(ent)
{
	new Float:origin[3];
	pev(ent,pev_origin,origin);
	new sentry_shot2 = engfunc(EngFunc_CreateNamedEntity,engfunc(EngFunc_AllocString,"func_breakable"))
	if (!sentry_shot2)
	{
		return 0
	}	
	new szHealth[16]
	get_pcvar_string(pcvarHealth,szHealth,charsmax(szHealth))
	
	fm_set_kvd(sentry_shot2, "health", szHealth, "func_breakable")
	fm_set_kvd(sentry_shot2, "material", "6", "func_breakable")
	fm_DispatchSpawn(sentry_shot2)
	
	set_pev(sentry_shot2, pev_classname, "sentry_shot")
	
	engfunc(EngFunc_SetModel, sentry_shot2, "models/QTM_CodMod/sentry2.mdl")
	engfunc(EngFunc_SetSize, sentry_shot2, {-16.0, -16.0, 0.0}, {16.0, 16.0, 20.0})
	origin[2] += 25.0;
	engfunc(EngFunc_SetOrigin, sentry_shot2, origin)
	new Float:fAngle[3];
	pev(pev(ent,pev_iuser1), pev_v_angle, fAngle)
	fAngle[0] = 0.0
	fAngle[1] += 180.0
	fAngle[2] = 0.0
	set_pev(sentry_shot2, pev_angles, fAngle)
	set_pev(sentry_shot2, pev_solid, SOLID_BBOX)
	set_pev(sentry_shot2, pev_movetype, MOVETYPE_TOSS)
	set_pev(sentry_shot2, pev_iuser1, pev(ent,pev_iuser1))
	set_pev(sentry_shot2, pev_iuser2, ent)
	
	set_pev( sentry_shot2, pev_sequence, 0 );
	set_pev( sentry_shot2, pev_animtime, get_gametime() );
	set_pev( sentry_shot2, pev_framerate, 1.0 );
	
	set_pev(sentry_shot2, pev_nextthink, get_gametime() + SENTRY_THINK)
	return sentry_shot2;
}
 
 
public sentry_shot(ent){
	if(!pev_valid(ent)){
		return PLUGIN_CONTINUE;
	}
	if(entity_get_float(ent,EV_FL_health) <= 0.0){
		if(pev_valid(pev(ent,pev_iuser2))){
			remove_entity(pev(ent,pev_iuser2));
		}
		remove_entity(ent);
		return PLUGIN_CONTINUE;
	}
	new iFind = 0;
	if((iFind = sentry_find_player(ent))){
		remove_task(ent+45676);
		turntotarget(ent,iFind);
		sentry_shot3(ent,iFind);
		set_task(0.5,"stop_anim",ent+45676)
	}
	set_pev(ent, pev_nextthink, get_gametime() + SENTRY_THINK)
	return PLUGIN_CONTINUE;
}
 
public stop_anim(ent){
	ent -= 45676;
	if(pev_valid(ent)){
		set_pev( ent, pev_sequence, 0 );
		set_pev(ent, pev_animtime, get_gametime() );
		set_pev( ent, pev_framerate, 1.0 );
	}
}
 
public sentry_shot3(ent,target)
{
	new Float:sentryOrigin[3], Float:targetOrigin[3], Float:hitOrigin[3]
	pev(ent, pev_origin, sentryOrigin)
	sentryOrigin[2] += 18.0
	pev(target, pev_origin, targetOrigin)
	targetOrigin[0] += random_float(-16.0, 16.0)
	targetOrigin[1] += random_float(-16.0, 16.0)
	targetOrigin[2] += random_float(-16.0, 16.0)
	new hit = fm_trace_line(ent, sentryOrigin, targetOrigin, hitOrigin)
	if(hit == target)
	{
		knockback_explode(target, sentryOrigin, 5.0)
		ExecuteHam(Ham_TakeDamage, target, 0, pev(ent,pev_iuser1),get_pcvar_float(pcvarDamage) , 1);
		set_pev( ent, pev_sequence, 1 );
		set_pev( ent, pev_animtime, get_gametime() );
		set_pev( ent, pev_framerate, 1.0 );
	}
	FX_Trace(sentryOrigin, hitOrigin)
	engfunc(EngFunc_EmitSound, ent, CHAN_STATIC, "sentry_shoot.wav", 1.0, ATTN_NORM, 0, PITCH_NORM)
}
 
stock FX_Trace(const Float:idorigin[3], const Float:targetorigin[3]){
	new id[3],target[3]
	FVecIVec(idorigin,id)
	FVecIVec(targetorigin,target)
	message_begin(MSG_BROADCAST, SVC_TEMPENTITY)
	write_byte(6)//TE_TRACER
	write_coord(id[0])
	write_coord(id[1])
	write_coord(id[2])
	write_coord(target[0])
	write_coord(target[1])
	write_coord(target[2])
	message_end()
}
 
 
public knockback_explode(id, const Float:exp_origin[3], Float:force){
	if(!is_user_alive(id)) return
	if(force == 0.0) return
	new Float:old_velocity[3], Float:velocity[3], Float:id_origin[3], Float:output[3]
	pev(id, pev_origin, id_origin);
	get_speed_vector(exp_origin, id_origin, force, velocity);
	pev(id, pev_velocity, old_velocity);
	xs_vec_add(velocity, old_velocity, output)
	set_pev(id, pev_velocity, output)
}
 
stock get_speed_vector(const Float:origin1[3], const Float:origin2[3], Float:force, Float:new_velocity[3]){
	new_velocity[0] = origin2[0] - origin1[0]
	new_velocity[1] = origin2[1] - origin1[1]
	new_velocity[2] = origin2[2] - origin1[2]
	new Float:num = floatsqroot(force*force / (new_velocity[0]*new_velocity[0] + new_velocity[1]*new_velocity[1] + new_velocity[2]*new_velocity[2]))
	new_velocity[0] *= num
	new_velocity[1] *= num
	new_velocity[2] *= num
	
	return 1;
}
 
public turntotarget(ent, target) {
	if (target){
		new Float:closestOrigin[3],Float:sentryOrigin[3]
		pev(target, pev_origin, closestOrigin)
		pev(ent, pev_origin, sentryOrigin)
		new Float:newAngle[3]
		pev(ent, pev_angles, newAngle)
		new Float:x = closestOrigin[0] - sentryOrigin[0]
		new Float:z = closestOrigin[1] - sentryOrigin[1]
		
		new Float:radians = floatatan(z/x, radian)
		newAngle[1] = radians * 180.0 / 3.14159
		if (closestOrigin[0] < sentryOrigin[0])
		newAngle[1] -= 180.0
		
		new Float:h = closestOrigin[2] - sentryOrigin[2]
		new Float:b = vector_distance(sentryOrigin, closestOrigin)
		radians = floatatan(h/b, radian)
		new Float:degs = radians * 180.0 / 3.14159
		new Float:RADIUS = 830.0
		new Float:degreeByte = RADIUS/256.0
		new Float:tilt = 127.0 - degreeByte * degs
		set_pev(ent, pev_angles, newAngle)
		set_pev(ent, pev_controller_1, floatround(tilt))
	}
}
 
public sentry_find_player(ent){
	new Float:fOrigin[3],Float:fOrigin2[3],Float:distance = 999999.0,Float:hitOrigin[3],iCloseId = 0,iOwner = 0;
	iOwner = pev(ent,pev_iuser1)
	pev(ent,pev_origin,fOrigin)
	for(new i = 1;i<=MAX;i++){
		if(!is_user_alive(i) || get_user_team(i) == get_user_team(iOwner)){
			continue;
		}
		pev(i, pev_origin, fOrigin2)
		new hitent = fm_trace_line(ent, fOrigin, fOrigin2, hitOrigin)
		if(distance > vector_distance(fOrigin,fOrigin2) && hitent == i){
			distance = vector_distance(fOrigin,fOrigin2)
			iCloseId = i;
		}
	}
	return iCloseId;
}
 
stock bool:is_hull_default(Float:origin[3], const Float:BOUNDS){
	new Float:traceEnds[8][3], Float:traceHit[3], hitEnt
	traceEnds[0][0] = origin[0] - BOUNDS
	traceEnds[0][1] = origin[1] - BOUNDS
	traceEnds[0][2] = origin[2] - BOUNDS
	
	traceEnds[1][0] = origin[0] - BOUNDS
	traceEnds[1][1] = origin[1] - BOUNDS
	traceEnds[1][2] = origin[2] + BOUNDS
	
	traceEnds[2][0] = origin[0] + BOUNDS
	traceEnds[2][1] = origin[1] - BOUNDS
	traceEnds[2][2] = origin[2] + BOUNDS
	
	traceEnds[3][0] = origin[0] + BOUNDS
	traceEnds[3][1] = origin[1] - BOUNDS
	traceEnds[3][2] = origin[2] - BOUNDS
	
	traceEnds[4][0] = origin[0] - BOUNDS
	traceEnds[4][1] = origin[1] + BOUNDS
	traceEnds[4][2] = origin[2] - BOUNDS
	
	traceEnds[5][0] = origin[0] - BOUNDS
	traceEnds[5][1] = origin[1] + BOUNDS
	traceEnds[5][2] = origin[2] + BOUNDS
	
	traceEnds[6][0] = origin[0] + BOUNDS
	traceEnds[6][1] = origin[1] + BOUNDS
	traceEnds[6][2] = origin[2] + BOUNDS
	
	traceEnds[7][0] = origin[0] + BOUNDS
	traceEnds[7][1] = origin[1] + BOUNDS
	traceEnds[7][2] = origin[2] - BOUNDS
	
	for (new i = 0; i < 8; i++) {
		if (fm_point_contents(traceEnds[i]) != CONTENTS_EMPTY)
		return true
		
		hitEnt = fm_trace_line(0, origin, traceEnds[i], traceHit)
		if (hitEnt != 0)
		return true
		for (new j = 0; j < 3; j++)
		if (traceEnds[i][j] != traceHit[j])
		return true
	}
	return false
}
stock FX_Demolish(build){
	if(!pev_valid(build)) return;
	new Float:forigin[3],iorigin[3],i
	pev(build, pev_origin, forigin)
	FVecIVec(forigin,iorigin)
	
	for(i = 1;i <= 1;i++){
		message_begin(MSG_BROADCAST,SVC_TEMPENTITY)
		write_byte(TE_MODEL)
		write_coord(iorigin[0])
		write_coord(iorigin[1])
		write_coord(iorigin[2])
		write_coord(random_num(-150,150))
		write_coord(random_num(-150,150))
		write_coord(random_num(150,350))
		write_angle(random_num(0,360))
		write_short(mdl_gib_build1)
		write_byte(0) // bounce
		write_byte(10) // life
		message_end()
	}
	for(i = 1;i <= 1;i++){
		message_begin(MSG_BROADCAST,SVC_TEMPENTITY)
		write_byte(TE_MODEL)
		write_coord(iorigin[0])
		write_coord(iorigin[1])
		write_coord(iorigin[2])
		write_coord(random_num(-150,150))
		write_coord(random_num(-150,150))
		write_coord(random_num(150,350))
		write_angle(random_num(0,360))
		write_short(mdl_gib_build2)
		write_byte(0) // bounce
		write_byte(10) // life
		message_end()
	}
	for(i = 1;i <= 1;i++){
		message_begin(MSG_BROADCAST,SVC_TEMPENTITY)
		write_byte(TE_MODEL)
		write_coord(iorigin[0])
		write_coord(iorigin[1])
		write_coord(iorigin[2])
		write_coord(random_num(-150,150))
		write_coord(random_num(-150,150))
		write_coord(random_num(150,350))
		write_angle(random_num(0,360))
		write_short(mdl_gib_build3)
		write_byte(0) // bounce
		write_byte(10) // life
		message_end()
	}
	for(i = 1;i <= 1;i++){
		message_begin(MSG_BROADCAST,SVC_TEMPENTITY)
		write_byte(TE_MODEL)
		write_coord(iorigin[0])
		write_coord(iorigin[1])
		write_coord(iorigin[2])
		write_coord(random_num(-150,150))
		write_coord(random_num(-150,150))
		write_coord(random_num(150,350))
		write_angle(random_num(0,360))
		write_short(mdl_gib_build4)
		write_byte(0) // bounce
		write_byte(10) // life
		message_end()
	}
}
 
set_animation(id, anim) {
	set_pev(id, pev_weaponanim, anim)
	
	message_begin(MSG_ONE, SVC_WEAPONANIM, {0, 0, 0}, id)
	write_byte(anim)
	write_byte(pev(id, pev_body))
	message_end()
}